diff options
Diffstat (limited to 'arch/arm')
443 files changed, 12199 insertions, 16860 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 9f1f09a..d74c9ea 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1,8 +1,8 @@ config ARM bool default y - select ARCH_BINFMT_ELF_RANDOMIZE_PIE select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE + select ARCH_HAS_ELF_RANDOMIZE select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_HAS_GCOV_PROFILE_ALL @@ -21,6 +21,7 @@ config ARM select GENERIC_IDLE_POLL_SETUP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW + select GENERIC_IRQ_SHOW_LEVEL select GENERIC_PCI_IOMAP select GENERIC_SCHED_CLOCK select GENERIC_SMP_IDLE_THREAD @@ -286,6 +287,11 @@ config GENERIC_BUG def_bool y depends on BUG +config PGTABLE_LEVELS + int + default 3 if ARM_LPAE + default 2 + source "init/Kconfig" source "kernel/Kconfig.freezer" @@ -361,9 +367,9 @@ config ARCH_AT91 select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP select IRQ_DOMAIN - select NEED_MACH_IO_H if PCCARD select PINCTRL select PINCTRL_AT91 + select SOC_BUS select USE_OF help This enables support for systems based on Atmel @@ -619,24 +625,13 @@ config ARCH_PXA select GENERIC_CLOCKEVENTS select GPIO_PXA select HAVE_IDE + select IRQ_DOMAIN select MULTI_IRQ_HANDLER select PLAT_PXA select SPARSE_IRQ help Support for Intel/Marvell's PXA2xx/PXA3xx processor line. -config ARCH_MSM - bool "Qualcomm MSM (non-multiplatform)" - select ARCH_REQUIRE_GPIOLIB - select COMMON_CLK - select GENERIC_CLOCKEVENTS - help - Support for Qualcomm MSM/QSD based systems. This runs on the - apps processor of the MSM/QSD and depends on a shared memory - interface to the modem processor which runs the baseband - stack and controls some vital subsystems - (clock and power control, etc). - config ARCH_SHMOBILE_LEGACY bool "Renesas ARM SoCs (non-multiplatform)" select ARCH_SHMOBILE @@ -844,6 +839,8 @@ config ARCH_VIRT # source "arch/arm/mach-mvebu/Kconfig" +source "arch/arm/mach-alpine/Kconfig" + source "arch/arm/mach-asm9260/Kconfig" source "arch/arm/mach-at91/Kconfig" @@ -890,8 +887,6 @@ source "arch/arm/mach-ks8695/Kconfig" source "arch/arm/mach-meson/Kconfig" -source "arch/arm/mach-msm/Kconfig" - source "arch/arm/mach-moxart/Kconfig" source "arch/arm/mach-mv78xx0/Kconfig" @@ -1057,7 +1052,7 @@ config ARM_ERRATA_430973 depends on CPU_V7 help This option enables the workaround for the 430973 Cortex-A8 - (r1p0..r1p2) erratum. If a code sequence containing an ARM/Thumb + r1p* erratum. If a code sequence containing an ARM/Thumb interworking branch is replaced with another code sequence at the same virtual address, whether due to self-modifying code or virtual to physical address re-mapping, Cortex-A8 does not recover from the @@ -1126,6 +1121,7 @@ config ARM_ERRATA_742231 config ARM_ERRATA_643719 bool "ARM errata: LoUIS bit field in CLIDR register is incorrect" depends on CPU_V7 && SMP + default y help This option enables the workaround for the 643719 Cortex-A9 (prior to r1p0) erratum. On affected cores the LoUIS bit field of the CLIDR @@ -1343,7 +1339,7 @@ config SMP If you don't know what to do here, say N. config SMP_ON_UP - bool "Allow booting SMP kernel on uniprocessor systems (EXPERIMENTAL)" + bool "Allow booting SMP kernel on uniprocessor systems" depends on SMP && !XIP_KERNEL && MMU default y help @@ -2125,16 +2121,6 @@ menu "Userspace binary formats" source "fs/Kconfig.binfmt" -config ARTHUR - tristate "RISC OS personality" - depends on !AEABI - help - Say Y here to include the kernel code necessary if you want to run - Acorn RISC OS/Arthur binaries under Linux. This code is still very - experimental; if this sounds frightening, say N and sleep in peace. - You can also say M here to compile this support as a module (which - will be called arthur). - endmenu menu "Power management options" @@ -2167,6 +2153,9 @@ source "arch/arm/Kconfig.debug" source "security/Kconfig" source "crypto/Kconfig" +if CRYPTO +source "arch/arm/crypto/Kconfig" +endif source "lib/Kconfig" diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 970de75..771d518 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -93,6 +93,14 @@ choice prompt "Kernel low-level debugging port" depends on DEBUG_LL + config DEBUG_ALPINE_UART0 + bool "Kernel low-level debugging messages via Alpine UART0" + depends on ARCH_ALPINE + select DEBUG_UART_8250 + help + Say Y here if you want kernel low-level debugging support + on Alpine based platforms. + config DEBUG_ASM9260_UART bool "Kernel low-level debugging via asm9260 UART" depends on MACH_ASM9260 @@ -448,25 +456,6 @@ choice Say Y here if you want kernel low-level debugging support on MMP UART3. - config DEBUG_MSM_UART - bool "Kernel low-level debugging messages via MSM UART" - depends on ARCH_MSM - help - Say Y here if you want the debug print routines to direct - their output to the serial port on MSM devices. - - ARCH DEBUG_UART_PHYS DEBUG_UART_VIRT # - MSM7X00A, QSD8X50 0xa9a00000 0xe1000000 UART1 - MSM7X00A, QSD8X50 0xa9b00000 0xe1000000 UART2 - MSM7X00A, QSD8X50 0xa9c00000 0xe1000000 UART3 - - MSM7X30 0xaca00000 0xe1000000 UART1 - MSM7X30 0xacb00000 0xe1000000 UART2 - MSM7X30 0xacc00000 0xe1000000 UART3 - - Please adjust DEBUG_UART_PHYS and DEBUG_UART_BASE configuration - options based on your needs. - config DEBUG_QCOM_UARTDM bool "Kernel low-level debugging messages via QCOM UARTDM" depends on ARCH_QCOM @@ -806,7 +795,7 @@ choice via SCIF2 on Renesas R-Car H1 (R8A7779). config DEBUG_RCAR_GEN2_SCIF0 - bool "Kernel low-level debugging messages via SCIF0 on R8A7790/R8A7791/R8A7793)" + bool "Kernel low-level debugging messages via SCIF0 on R8A7790/R8A7791/R8A7793" depends on ARCH_R8A7790 || ARCH_R8A7791 || ARCH_R8A7793 help Say Y here if you want kernel low-level debugging support @@ -1295,7 +1284,7 @@ config DEBUG_LL_INCLUDE DEBUG_IMX6SL_UART || \ DEBUG_IMX6SX_UART default "debug/ks8695.S" if DEBUG_KS8695_UART - default "debug/msm.S" if DEBUG_MSM_UART || DEBUG_QCOM_UARTDM + default "debug/msm.S" if DEBUG_QCOM_UARTDM default "debug/netx.S" if DEBUG_NETX_UART default "debug/omap2plus.S" if DEBUG_OMAP2PLUS_UART default "debug/renesas-scif.S" if DEBUG_R7S72100_SCIF2 @@ -1388,7 +1377,6 @@ config DEBUG_UART_PHYS default 0x80230000 if DEBUG_PICOXCELL_UART default 0x808c0000 if ARCH_EP93XX default 0x90020000 if DEBUG_NSPIRE_CLASSIC_UART || DEBUG_NSPIRE_CX_UART - default 0xa9a00000 if DEBUG_MSM_UART default 0xb0060000 if DEBUG_SIRFPRIMA2_UART1 default 0xb0090000 if DEBUG_VEXPRESS_UART0_CRX default 0xc0013000 if DEBUG_U300_UART @@ -1417,6 +1405,7 @@ config DEBUG_UART_PHYS default 0xf8b00000 if DEBUG_HIX5HD2_UART default 0xf991e000 if DEBUG_QCOM_UARTDM default 0xfcb00000 if DEBUG_HI3620_UART + default 0xfd883000 if DEBUG_ALPINE_UART0 default 0xfe800000 if ARCH_IOP32X default 0xff690000 if DEBUG_RK32_UART2 default 0xffc02000 if DEBUG_SOCFPGA_UART @@ -1433,7 +1422,7 @@ config DEBUG_UART_PHYS DEBUG_LL_UART_8250 || DEBUG_LL_UART_PL01X || \ DEBUG_LL_UART_EFM32 || \ DEBUG_UART_8250 || DEBUG_UART_PL01X || DEBUG_MESON_UARTAO || \ - DEBUG_MSM_UART || DEBUG_NETX_UART || \ + DEBUG_NETX_UART || \ DEBUG_QCOM_UARTDM || DEBUG_R7S72100_SCIF2 || \ DEBUG_RCAR_GEN1_SCIF0 || DEBUG_RCAR_GEN1_SCIF2 || \ DEBUG_RCAR_GEN2_SCIF0 || DEBUG_RCAR_GEN2_SCIF2 || \ @@ -1446,7 +1435,6 @@ config DEBUG_UART_VIRT hex "Virtual base address of debug UART" default 0xe0000a00 if DEBUG_NETX_UART default 0xe0010fe0 if ARCH_RPC - default 0xe1000000 if DEBUG_MSM_UART default 0xf0000be0 if ARCH_EBSA110 default 0xf0010000 if DEBUG_ASM9260_UART default 0xf01fb000 if DEBUG_NOMADIK_UART @@ -1483,6 +1471,7 @@ config DEBUG_UART_VIRT default 0xfd000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX default 0xfd000000 if ARCH_SPEAR13XX default 0xfd012000 if ARCH_MV78XX0 + default 0xfd883000 if DEBUG_ALPINE_UART0 default 0xfde12000 if ARCH_DOVE default 0xfe012000 if ARCH_ORION5X default 0xf31004c0 if DEBUG_MESON_UARTAO @@ -1526,7 +1515,7 @@ config DEBUG_UART_VIRT default DEBUG_UART_PHYS if !MMU depends on DEBUG_LL_UART_8250 || DEBUG_LL_UART_PL01X || \ DEBUG_UART_8250 || DEBUG_UART_PL01X || DEBUG_MESON_UARTAO || \ - DEBUG_MSM_UART || DEBUG_NETX_UART || \ + DEBUG_NETX_UART || \ DEBUG_QCOM_UARTDM || DEBUG_S3C24XX_UART || \ DEBUG_UART_BCM63XX || DEBUG_ASM9260_UART || \ DEBUG_SIRFSOC_UART || DEBUG_DIGICOLOR_UA0 @@ -1543,7 +1532,7 @@ config DEBUG_UART_8250_WORD depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250 depends on DEBUG_UART_8250_SHIFT >= 2 default y if DEBUG_PICOXCELL_UART || DEBUG_SOCFPGA_UART || \ - ARCH_KEYSTONE || \ + ARCH_KEYSTONE || DEBUG_ALPINE_UART0 || \ DEBUG_DAVINCI_DMx_UART0 || DEBUG_DAVINCI_DA8XX_UART1 || \ DEBUG_DAVINCI_DA8XX_UART2 || \ DEBUG_BCM_KONA_UART || DEBUG_RK32_UART2 || \ @@ -1556,7 +1545,7 @@ config DEBUG_UART_8250_FLOW_CONTROL config DEBUG_UNCOMPRESS bool - depends on ARCH_MULTIPLATFORM || ARCH_MSM || PLAT_SAMSUNG + depends on ARCH_MULTIPLATFORM || PLAT_SAMSUNG default y if DEBUG_LL && !DEBUG_OMAP2PLUS_UART && \ (!DEBUG_TEGRA_UART || !ZBOOT_ROM) help @@ -1610,59 +1599,6 @@ config DEBUG_SET_MODULE_RONX against certain classes of kernel exploits. If in doubt, say "N". -menuconfig CORESIGHT - bool "CoreSight Tracing Support" - select ARM_AMBA - help - This framework provides a kernel interface for the CoreSight debug - and trace drivers to register themselves with. It's intended to build - a topological view of the CoreSight components based on a DT - specification and configure the right serie of components when a - trace source gets enabled. - -if CORESIGHT -config CORESIGHT_LINKS_AND_SINKS - bool "CoreSight Link and Sink drivers" - help - This enables support for CoreSight link and sink drivers that are - responsible for transporting and collecting the trace data - respectively. Link and sinks are dynamically aggregated with a trace - entity at run time to form a complete trace path. - -config CORESIGHT_LINK_AND_SINK_TMC - bool "Coresight generic TMC driver" - depends on CORESIGHT_LINKS_AND_SINKS - help - This enables support for the Trace Memory Controller driver. Depending - on its configuration the device can act as a link (embedded trace router - - ETR) or sink (embedded trace FIFO). The driver complies with the - generic implementation of the component without special enhancement or - added features. - -config CORESIGHT_SINK_TPIU - bool "Coresight generic TPIU driver" - depends on CORESIGHT_LINKS_AND_SINKS - help - This enables support for the Trace Port Interface Unit driver, responsible - for bridging the gap between the on-chip coresight components and a trace - port collection engine, typically connected to an external host for use - case capturing more traces than the on-board coresight memory can handle. - -config CORESIGHT_SINK_ETBV10 - bool "Coresight ETBv1.0 driver" - depends on CORESIGHT_LINKS_AND_SINKS - help - This enables support for the Embedded Trace Buffer version 1.0 driver - that complies with the generic implementation of the component without - special enhancement or added features. +source "drivers/hwtracing/coresight/Kconfig" -config CORESIGHT_SOURCE_ETM3X - bool "CoreSight Embedded Trace Macrocell 3.x driver" - select CORESIGHT_LINKS_AND_SINKS - help - This driver provides support for processor ETM3.x and PTM1.x modules, - which allows tracing the instructions that a processor is executing - This is primarily useful for instruction level tracing. Depending - the ETM version data tracing may also be available. -endif endmenu diff --git a/arch/arm/Makefile b/arch/arm/Makefile index eb7bb51..985227c 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -13,7 +13,7 @@ # Ensure linker flags are correct LDFLAGS := -LDFLAGS_vmlinux :=-p --no-undefined -X +LDFLAGS_vmlinux :=-p --no-undefined -X --pic-veneer ifeq ($(CONFIG_CPU_ENDIAN_BE8),y) LDFLAGS_vmlinux += --be8 LDFLAGS_MODULE += --be8 @@ -136,13 +136,13 @@ textofs-$(CONFIG_PM_H1940) := 0x00108000 ifeq ($(CONFIG_ARCH_SA1100),y) textofs-$(CONFIG_SA1111) := 0x00208000 endif -textofs-$(CONFIG_ARCH_MSM7X30) := 0x00208000 textofs-$(CONFIG_ARCH_MSM8X60) := 0x00208000 textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000 textofs-$(CONFIG_ARCH_AXXIA) := 0x00308000 # Machine directory name. This list is sorted alphanumerically # by CONFIG_* macro name. +machine-$(CONFIG_ARCH_ALPINE) += alpine machine-$(CONFIG_ARCH_AT91) += at91 machine-$(CONFIG_ARCH_AXXIA) += axxia machine-$(CONFIG_ARCH_BCM) += bcm @@ -171,7 +171,6 @@ machine-$(CONFIG_ARCH_LPC32XX) += lpc32xx machine-$(CONFIG_ARCH_MESON) += meson machine-$(CONFIG_ARCH_MMP) += mmp machine-$(CONFIG_ARCH_MOXART) += moxart -machine-$(CONFIG_ARCH_MSM) += msm machine-$(CONFIG_ARCH_MV78XX0) += mv78xx0 machine-$(CONFIG_ARCH_MVEBU) += mvebu machine-$(CONFIG_ARCH_MXC) += imx @@ -264,6 +263,7 @@ core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ) core-$(CONFIG_VFP) += arch/arm/vfp/ core-$(CONFIG_XEN) += arch/arm/xen/ core-$(CONFIG_KVM_ARM_HOST) += arch/arm/kvm/ +core-$(CONFIG_VDSO) += arch/arm/vdso/ # If we have a machine-specific directory, then include it in the build. core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/ @@ -321,6 +321,12 @@ dtbs: prepare scripts dtbs_install: $(Q)$(MAKE) $(dtbinst)=$(boot)/dts +PHONY += vdso_install +vdso_install: +ifeq ($(CONFIG_VDSO),y) + $(Q)$(MAKE) $(build)=arch/arm/vdso $@ +endif + # We use MRPROPER_FILES and CLEAN_FILES now archclean: $(Q)$(MAKE) $(clean)=$(boot) @@ -345,4 +351,5 @@ define archhelp echo ' Install using (your) ~/bin/$(INSTALLKERNEL) or' echo ' (distribution) /sbin/$(INSTALLKERNEL) or' echo ' install to $$(INSTALL_PATH) and run lilo' + echo ' vdso_install - Install unstripped vdso.so to $$(INSTALL_MOD_PATH)/vdso' endef diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile index ec2f806..9eca7ae 100644 --- a/arch/arm/boot/Makefile +++ b/arch/arm/boot/Makefile @@ -12,7 +12,7 @@ # ifneq ($(MACHINE),) -include $(srctree)/$(MACHINE)/Makefile.boot +include $(MACHINE)/Makefile.boot endif # Note: the following conditions must always be true: diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index c41a793..2c45b57 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -10,8 +10,11 @@ */ #include <linux/linkage.h> #include <asm/assembler.h> +#include <asm/v7m.h> + + AR_CLASS( .arch armv7-a ) + M_CLASS( .arch armv7-m ) - .arch armv7-a /* * Debugging stuff * @@ -114,7 +117,12 @@ * sort out different calling conventions */ .align - .arm @ Always enter in ARM state + /* + * Always enter in ARM state for CPUs that support the ARM ISA. + * As of today (2014) that's exactly the members of the A and R + * classes. + */ + AR_CLASS( .arm ) start: .type start,#function .rept 7 @@ -132,14 +140,15 @@ start: THUMB( .thumb ) 1: - ARM_BE8( setend be ) @ go BE8 if compiled for BE8 - mrs r9, cpsr + ARM_BE8( setend be ) @ go BE8 if compiled for BE8 + AR_CLASS( mrs r9, cpsr ) #ifdef CONFIG_ARM_VIRT_EXT bl __hyp_stub_install @ get into SVC mode, reversibly #endif mov r7, r1 @ save architecture ID mov r8, r2 @ save atags pointer +#ifndef CONFIG_CPU_V7M /* * Booting from Angel - need to enter SVC mode and disable * FIQs/IRQs (numeric definitions from angel arm.h source). @@ -155,6 +164,7 @@ not_angel: safe_svcmode_maskall r0 msr spsr_cxsf, r9 @ Save the CPU boot mode in @ SPSR +#endif /* * Note that some cache flushing and other stuff may * be needed here - is there an Angel SWI call for this? @@ -168,9 +178,26 @@ not_angel: .text #ifdef CONFIG_AUTO_ZRELADDR - @ determine final kernel image address + /* + * Find the start of physical memory. As we are executing + * without the MMU on, we are in the physical address space. + * We just need to get rid of any offset by aligning the + * address. + * + * This alignment is a balance between the requirements of + * different platforms - we have chosen 128MB to allow + * platforms which align the start of their physical memory + * to 128MB to use this feature, while allowing the zImage + * to be placed within the first 128MB of memory on other + * platforms. Increasing the alignment means we place + * stricter alignment requirements on the start of physical + * memory, but relaxing it means that we break people who + * are already placing their zImage in (eg) the top 64MB + * of this range. + */ mov r4, pc and r4, r4, #0xf8000000 + /* Determine final kernel image address. */ add r4, r4, #TEXT_OFFSET #else ldr r4, =zreladdr @@ -810,6 +837,16 @@ __common_mmu_cache_on: call_cache_fn: adr r12, proc_types #ifdef CONFIG_CPU_CP15 mrc p15, 0, r9, c0, c0 @ get processor ID +#elif defined(CONFIG_CPU_V7M) + /* + * On v7-M the processor id is located in the V7M_SCB_CPUID + * register, but as cache handling is IMPLEMENTATION DEFINED on + * v7-M (if existant at all) we just return early here. + * If V7M_SCB_CPUID were used the cpu ID functions (i.e. + * __armv7_mmu_cache_{on,off,flush}) would be selected which + * use cp15 registers that are not implemented on v7-M. + */ + bx lr #else ldr r9, =CONFIG_PROCESSOR_ID #endif @@ -1310,8 +1347,9 @@ __hyp_reentry_vectors: __enter_kernel: mov r0, #0 @ must be 0 - ARM( mov pc, r4 ) @ call kernel - THUMB( bx r4 ) @ entry point is always ARM + ARM( mov pc, r4 ) @ call kernel + M_CLASS( add r4, r4, #1 ) @ enter in Thumb mode for M class + THUMB( bx r4 ) @ entry point is always ARM for A/R classes reloc_code_end: diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi index ae0e8c1..1b7bda8c 100644 --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -15,7 +15,7 @@ / { compatible = "ti,am4372", "ti,am43"; - interrupt-parent = <&gic>; + interrupt-parent = <&wakeupgen>; aliases { @@ -48,6 +48,15 @@ #interrupt-cells = <3>; reg = <0x48241000 0x1000>, <0x48240100 0x0100>; + interrupt-parent = <&gic>; + }; + + wakeupgen: interrupt-controller@48281000 { + compatible = "ti,omap4-wugen-mpu"; + interrupt-controller; + #interrupt-cells = <3>; + reg = <0x48281000 0x1000>; + interrupt-parent = <&gic>; }; l2-cache-controller@48242000 { @@ -787,7 +796,7 @@ }; ocp2scp0: ocp2scp@483a8000 { - compatible = "ti,omap-ocp2scp"; + compatible = "ti,am437x-ocp2scp", "ti,omap-ocp2scp"; #address-cells = <1>; #size-cells = <1>; ranges; @@ -806,7 +815,7 @@ }; ocp2scp1: ocp2scp@483e8000 { - compatible = "ti,omap-ocp2scp"; + compatible = "ti,am437x-ocp2scp", "ti,omap-ocp2scp"; #address-cells = <1>; #size-cells = <1>; ranges; diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts index f84d971..26956cb 100644 --- a/arch/arm/boot/dts/am437x-gp-evm.dts +++ b/arch/arm/boot/dts/am437x-gp-evm.dts @@ -352,7 +352,6 @@ reg = <0x24>; compatible = "ti,tps65218"; interrupts = <GIC_SPI 7 IRQ_TYPE_NONE>; /* NMIn */ - interrupt-parent = <&gic>; interrupt-controller; #interrupt-cells = <2>; diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts index 832d243..8ae29c9 100644 --- a/arch/arm/boot/dts/am437x-sk-evm.dts +++ b/arch/arm/boot/dts/am437x-sk-evm.dts @@ -392,7 +392,6 @@ tps@24 { compatible = "ti,tps65218"; reg = <0x24>; - interrupt-parent = <&gic>; interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; interrupt-controller; #interrupt-cells = <2>; diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts index 257c099..1d71091 100644 --- a/arch/arm/boot/dts/am43x-epos-evm.dts +++ b/arch/arm/boot/dts/am43x-epos-evm.dts @@ -369,7 +369,6 @@ reg = <0x24>; compatible = "ti,tps65218"; interrupts = <GIC_SPI 7 IRQ_TYPE_NONE>; /* NMIn */ - interrupt-parent = <&gic>; interrupt-controller; #interrupt-cells = <2>; diff --git a/arch/arm/boot/dts/am57xx-beagle-x15.dts b/arch/arm/boot/dts/am57xx-beagle-x15.dts index 41642fe..15f198e 100644 --- a/arch/arm/boot/dts/am57xx-beagle-x15.dts +++ b/arch/arm/boot/dts/am57xx-beagle-x15.dts @@ -86,6 +86,7 @@ gpios = <&tps659038_gpio 1 GPIO_ACTIVE_HIGH>; gpio-fan,speed-map = <0 0>, <13000 1>; + #cooling-cells = <2>; }; extcon_usb1: extcon_usb1 { @@ -441,6 +442,7 @@ pinctrl-0 = <&tmp102_pins_default>; interrupt-parent = <&gpio7>; interrupts = <16 IRQ_TYPE_LEVEL_LOW>; + #thermal-sensor-cells = <1>; }; }; @@ -453,7 +455,6 @@ mcp_rtc: rtc@6f { compatible = "microchip,mcp7941x"; reg = <0x6f>; - interrupt-parent = <&gic>; interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_LOW>; /* IRQ_SYS_1N */ pinctrl-names = "default"; @@ -476,7 +477,7 @@ &uart3 { status = "okay"; - interrupts-extended = <&gic GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&crossbar_mpu GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>, <&dra7_pmx_core 0x248>; pinctrl-names = "default"; @@ -559,3 +560,50 @@ &usb2 { dr_mode = "peripheral"; }; + +&cpu_trips { + cpu_alert1: cpu_alert1 { + temperature = <50000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; +}; + +&cpu_cooling_maps { + map1 { + trip = <&cpu_alert1>; + cooling-device = <&gpio_fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; +}; + +&thermal_zones { + board_thermal: board_thermal { + polling-delay-passive = <1250>; /* milliseconds */ + polling-delay = <1500>; /* milliseconds */ + + /* sensor ID */ + thermal-sensors = <&tmp102 0>; + + board_trips: trips { + board_alert0: board_alert { + temperature = <40000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + + board_crit: board_crit { + temperature = <105000>; /* millicelsius */ + hysteresis = <0>; /* millicelsius */ + type = "critical"; + }; + }; + + board_cooling_maps: cooling-maps { + map0 { + trip = <&board_alert0>; + cooling-device = + <&gpio_fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts index 225c63d..9991240 100644 --- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts +++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts @@ -167,7 +167,13 @@ macb1: ethernet@f802c000 { phy-mode = "rmii"; + #address-cells = <1>; + #size-cells = <0>; status = "okay"; + + ethernet-phy@1 { + reg = <0x1>; + }; }; dbgu: serial@ffffee00 { diff --git a/arch/arm/boot/dts/at91rm9200.dtsi b/arch/arm/boot/dts/at91rm9200.dtsi index 21c2b50..c515e4b 100644 --- a/arch/arm/boot/dts/at91rm9200.dtsi +++ b/arch/arm/boot/dts/at91rm9200.dtsi @@ -830,7 +830,7 @@ }; dbgu: serial@fffff200 { - compatible = "atmel,at91rm9200-usart"; + compatible = "atmel,at91rm9200-dbgu", "atmel,at91rm9200-usart"; reg = <0xfffff200 0x200>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi index e7f0a4a..d88fe62 100644 --- a/arch/arm/boot/dts/at91sam9260.dtsi +++ b/arch/arm/boot/dts/at91sam9260.dtsi @@ -753,7 +753,7 @@ }; dbgu: serial@fffff200 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; @@ -842,7 +842,7 @@ }; macb0: ethernet@fffc4000 { - compatible = "cdns,at32ap7000-macb", "cdns,macb"; + compatible = "cdns,at91sam9260-macb", "cdns,macb"; reg = <0xfffc4000 0x100>; interrupts = <21 IRQ_TYPE_LEVEL_HIGH 3>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9261.dtsi b/arch/arm/boot/dts/at91sam9261.dtsi index d55fdf2..bf8d185 100644 --- a/arch/arm/boot/dts/at91sam9261.dtsi +++ b/arch/arm/boot/dts/at91sam9261.dtsi @@ -276,7 +276,7 @@ }; dbgu: serial@fffff200 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi index fce301c..111889b 100644 --- a/arch/arm/boot/dts/at91sam9263.dtsi +++ b/arch/arm/boot/dts/at91sam9263.dtsi @@ -762,7 +762,7 @@ }; dbgu: serial@ffffee00 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xffffee00 0x200>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; @@ -845,7 +845,7 @@ }; macb0: ethernet@fffbc000 { - compatible = "cdns,at32ap7000-macb", "cdns,macb"; + compatible = "cdns,at91sam9260-macb", "cdns,macb"; reg = <0xfffbc000 0x100>; interrupts = <21 IRQ_TYPE_LEVEL_HIGH 3>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi index 488af63..70e59c5 100644 --- a/arch/arm/boot/dts/at91sam9g45.dtsi +++ b/arch/arm/boot/dts/at91sam9g45.dtsi @@ -893,7 +893,7 @@ }; dbgu: serial@ffffee00 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xffffee00 0x200>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; @@ -956,7 +956,7 @@ }; macb0: ethernet@fffbc000 { - compatible = "cdns,at32ap7000-macb", "cdns,macb"; + compatible = "cdns,at91sam9260-macb", "cdns,macb"; reg = <0xfffbc000 0x100>; interrupts = <25 IRQ_TYPE_LEVEL_HIGH 3>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi index 9648430..a9e35df 100644 --- a/arch/arm/boot/dts/at91sam9n12.dtsi +++ b/arch/arm/boot/dts/at91sam9n12.dtsi @@ -757,7 +757,7 @@ }; dbgu: serial@fffff200 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi index 40f645b..ebfd5ce 100644 --- a/arch/arm/boot/dts/at91sam9rl.dtsi +++ b/arch/arm/boot/dts/at91sam9rl.dtsi @@ -377,7 +377,7 @@ }; dbgu: serial@fffff200 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi index d221179..3aa56ae 100644 --- a/arch/arm/boot/dts/at91sam9x5.dtsi +++ b/arch/arm/boot/dts/at91sam9x5.dtsi @@ -860,7 +860,7 @@ }; dbgu: serial@fffff200 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9x5_macb0.dtsi b/arch/arm/boot/dts/at91sam9x5_macb0.dtsi index 57e89d1..73d7e30 100644 --- a/arch/arm/boot/dts/at91sam9x5_macb0.dtsi +++ b/arch/arm/boot/dts/at91sam9x5_macb0.dtsi @@ -53,7 +53,7 @@ }; macb0: ethernet@f802c000 { - compatible = "cdns,at32ap7000-macb", "cdns,macb"; + compatible = "cdns,at91sam9260-macb", "cdns,macb"; reg = <0xf802c000 0x100>; interrupts = <24 IRQ_TYPE_LEVEL_HIGH 3>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/at91sam9x5_macb1.dtsi b/arch/arm/boot/dts/at91sam9x5_macb1.dtsi index 663676c..d81980c 100644 --- a/arch/arm/boot/dts/at91sam9x5_macb1.dtsi +++ b/arch/arm/boot/dts/at91sam9x5_macb1.dtsi @@ -41,7 +41,7 @@ }; macb1: ethernet@f8030000 { - compatible = "cdns,at32ap7000-macb", "cdns,macb"; + compatible = "cdns,at91sam9260-macb", "cdns,macb"; reg = <0xf8030000 0x100>; interrupts = <27 IRQ_TYPE_LEVEL_HIGH 3>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/dm8168-evm.dts b/arch/arm/boot/dts/dm8168-evm.dts index dee39c3..169a855 100644 --- a/arch/arm/boot/dts/dm8168-evm.dts +++ b/arch/arm/boot/dts/dm8168-evm.dts @@ -36,6 +36,20 @@ >; }; + mmc_pins: pinmux_mmc_pins { + pinctrl-single,pins = < + DM816X_IOPAD(0x0a70, MUX_MODE0) /* SD_POW */ + DM816X_IOPAD(0x0a74, MUX_MODE0) /* SD_CLK */ + DM816X_IOPAD(0x0a78, MUX_MODE0) /* SD_CMD */ + DM816X_IOPAD(0x0a7C, MUX_MODE0) /* SD_DAT0 */ + DM816X_IOPAD(0x0a80, MUX_MODE0) /* SD_DAT1 */ + DM816X_IOPAD(0x0a84, MUX_MODE0) /* SD_DAT2 */ + DM816X_IOPAD(0x0a88, MUX_MODE0) /* SD_DAT2 */ + DM816X_IOPAD(0x0a8c, MUX_MODE2) /* GP1[7] */ + DM816X_IOPAD(0x0a90, MUX_MODE2) /* GP1[8] */ + >; + }; + usb0_pins: pinmux_usb0_pins { pinctrl-single,pins = < DM816X_IOPAD(0x0d04, MUX_MODE0) /* USB0_DRVVBUS */ @@ -137,7 +151,12 @@ }; &mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc_pins>; vmmc-supply = <&vmmcsd_fixed>; + bus-width = <4>; + cd-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>; + wp-gpios = <&gpio2 8 GPIO_ACTIVE_LOW>; }; /* At least dm8168-evm rev c won't support multipoint, later may */ diff --git a/arch/arm/boot/dts/dm816x.dtsi b/arch/arm/boot/dts/dm816x.dtsi index 90c8207..de8427b 100644 --- a/arch/arm/boot/dts/dm816x.dtsi +++ b/arch/arm/boot/dts/dm816x.dtsi @@ -150,17 +150,27 @@ }; gpio1: gpio@48032000 { - compatible = "ti,omap3-gpio"; + compatible = "ti,omap4-gpio"; ti,hwmods = "gpio1"; + ti,gpio-always-on; reg = <0x48032000 0x1000>; - interrupts = <97>; + interrupts = <96>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; }; gpio2: gpio@4804c000 { - compatible = "ti,omap3-gpio"; + compatible = "ti,omap4-gpio"; ti,hwmods = "gpio2"; + ti,gpio-always-on; reg = <0x4804c000 0x1000>; - interrupts = <99>; + interrupts = <98>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; }; gpmc: gpmc@50000000 { diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts index 1933ce8..aa46590 100644 --- a/arch/arm/boot/dts/dra7-evm.dts +++ b/arch/arm/boot/dts/dra7-evm.dts @@ -444,7 +444,7 @@ status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&uart1_pins>; - interrupts-extended = <&gic GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&crossbar_mpu GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>, <&dra7_pmx_core 0x3e0>; }; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index eea4a54..082882c 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -13,14 +13,13 @@ #include "skeleton.dtsi" #define MAX_SOURCES 400 -#define DIRECT_IRQ(irq) (MAX_SOURCES + irq) / { #address-cells = <1>; #size-cells = <1>; compatible = "ti,dra7xx"; - interrupt-parent = <&gic>; + interrupt-parent = <&crossbar_mpu>; aliases { i2c0 = &i2c1; @@ -50,18 +49,27 @@ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; + interrupt-parent = <&gic>; }; gic: interrupt-controller@48211000 { compatible = "arm,cortex-a15-gic"; interrupt-controller; #interrupt-cells = <3>; - arm,routable-irqs = <192>; reg = <0x48211000 0x1000>, <0x48212000 0x1000>, <0x48214000 0x2000>, <0x48216000 0x2000>; interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-parent = <&gic>; + }; + + wakeupgen: interrupt-controller@48281000 { + compatible = "ti,omap5-wugen-mpu", "ti,omap4-wugen-mpu"; + interrupt-controller; + #interrupt-cells = <3>; + reg = <0x48281000 0x1000>; + interrupt-parent = <&gic>; }; /* @@ -91,8 +99,8 @@ ti,hwmods = "l3_main_1", "l3_main_2"; reg = <0x44000000 0x1000000>, <0x45000000 0x1000>; - interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI DIRECT_IRQ(10) IRQ_TYPE_LEVEL_HIGH>; + interrupts-extended = <&crossbar_mpu GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <&wakeupgen GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>; prm: prm@4ae06000 { compatible = "ti,dra7-prm"; @@ -177,6 +185,18 @@ }; }; + bandgap: bandgap@4a0021e0 { + reg = <0x4a0021e0 0xc + 0x4a00232c 0xc + 0x4a002380 0x2c + 0x4a0023C0 0x3c + 0x4a002564 0x8 + 0x4a002574 0x50>; + compatible = "ti,dra752-bandgap"; + interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>; + #thermal-sensor-cells = <1>; + }; + cm_core_aon: cm_core_aon@4a005000 { compatible = "ti,dra7-cm-core-aon"; reg = <0x4a005000 0x2000>; @@ -344,7 +364,7 @@ uart1: serial@4806a000 { compatible = "ti,omap4-uart"; reg = <0x4806a000 0x100>; - interrupts-extended = <&gic GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>; + interrupts-extended = <&crossbar_mpu GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart1"; clock-frequency = <48000000>; status = "disabled"; @@ -355,7 +375,7 @@ uart2: serial@4806c000 { compatible = "ti,omap4-uart"; reg = <0x4806c000 0x100>; - interrupts-extended = <&gic GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart2"; clock-frequency = <48000000>; status = "disabled"; @@ -366,7 +386,7 @@ uart3: serial@48020000 { compatible = "ti,omap4-uart"; reg = <0x48020000 0x100>; - interrupts-extended = <&gic GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart3"; clock-frequency = <48000000>; status = "disabled"; @@ -377,7 +397,7 @@ uart4: serial@4806e000 { compatible = "ti,omap4-uart"; reg = <0x4806e000 0x100>; - interrupts-extended = <&gic GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart4"; clock-frequency = <48000000>; status = "disabled"; @@ -388,7 +408,7 @@ uart5: serial@48066000 { compatible = "ti,omap4-uart"; reg = <0x48066000 0x100>; - interrupts-extended = <&gic GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart5"; clock-frequency = <48000000>; status = "disabled"; @@ -399,7 +419,7 @@ uart6: serial@48068000 { compatible = "ti,omap4-uart"; reg = <0x48068000 0x100>; - interrupts-extended = <&gic GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart6"; clock-frequency = <48000000>; status = "disabled"; @@ -410,7 +430,7 @@ uart7: serial@48420000 { compatible = "ti,omap4-uart"; reg = <0x48420000 0x100>; - interrupts-extended = <&gic GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart7"; clock-frequency = <48000000>; status = "disabled"; @@ -419,7 +439,7 @@ uart8: serial@48422000 { compatible = "ti,omap4-uart"; reg = <0x48422000 0x100>; - interrupts-extended = <&gic GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart8"; clock-frequency = <48000000>; status = "disabled"; @@ -428,7 +448,7 @@ uart9: serial@48424000 { compatible = "ti,omap4-uart"; reg = <0x48424000 0x100>; - interrupts-extended = <&gic GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart9"; clock-frequency = <48000000>; status = "disabled"; @@ -437,7 +457,7 @@ uart10: serial@4ae2b000 { compatible = "ti,omap4-uart"; reg = <0x4ae2b000 0x100>; - interrupts-extended = <&gic GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart10"; clock-frequency = <48000000>; status = "disabled"; @@ -1104,7 +1124,6 @@ "wkupclk", "refclk", "div-clk", "phy-div"; #phy-cells = <0>; - ti,hwmods = "pcie1-phy"; }; pcie2_phy: pciephy@4a095000 { @@ -1123,7 +1142,6 @@ "wkupclk", "refclk", "div-clk", "phy-div"; #phy-cells = <0>; - ti,hwmods = "pcie2-phy"; status = "disabled"; }; }; @@ -1330,9 +1348,12 @@ status = "disabled"; }; - crossbar_mpu: crossbar@4a020000 { + crossbar_mpu: crossbar@4a002a48 { compatible = "ti,irq-crossbar"; reg = <0x4a002a48 0x130>; + interrupt-controller; + interrupt-parent = <&wakeupgen>; + #interrupt-cells = <3>; ti,max-irqs = <160>; ti,max-crossbar-sources = <MAX_SOURCES>; ti,reg-size = <2>; @@ -1419,6 +1440,17 @@ status = "disabled"; }; }; + + thermal_zones: thermal-zones { + #include "omap4-cpu-thermal.dtsi" + #include "omap5-gpu-thermal.dtsi" + #include "omap5-core-thermal.dtsi" + }; + +}; + +&cpu_thermal { + polling-delay = <500>; /* milliseconds */ }; /include/ "dra7xx-clocks.dtsi" diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts index 48dbf0b..ce0390f 100644 --- a/arch/arm/boot/dts/dra72-evm.dts +++ b/arch/arm/boot/dts/dra72-evm.dts @@ -158,7 +158,6 @@ pinctrl-0 = <&tps65917_pins_default>; interrupts = <GIC_SPI 2 IRQ_TYPE_NONE>; /* IRQ_SYS_1N */ - interrupt-parent = <&gic>; interrupt-controller; #interrupt-cells = <2>; diff --git a/arch/arm/boot/dts/dra72x.dtsi b/arch/arm/boot/dts/dra72x.dtsi index e5a3d23..03d742f 100644 --- a/arch/arm/boot/dts/dra72x.dtsi +++ b/arch/arm/boot/dts/dra72x.dtsi @@ -20,11 +20,17 @@ device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0>; + + /* cooling options */ + cooling-min-level = <0>; + cooling-max-level = <2>; + #cooling-cells = <2>; /* min followed by max */ }; }; pmu { compatible = "arm,cortex-a15-pmu"; - interrupts = <GIC_SPI DIRECT_IRQ(131) IRQ_TYPE_LEVEL_HIGH>; + interrupt-parent = <&wakeupgen>; + interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>; }; }; diff --git a/arch/arm/boot/dts/dra74x.dtsi b/arch/arm/boot/dts/dra74x.dtsi index 10173fa..cc560a7 100644 --- a/arch/arm/boot/dts/dra74x.dtsi +++ b/arch/arm/boot/dts/dra74x.dtsi @@ -31,6 +31,11 @@ clock-names = "cpu"; clock-latency = <300000>; /* From omap-cpufreq driver */ + + /* cooling options */ + cooling-min-level = <0>; + cooling-max-level = <2>; + #cooling-cells = <2>; /* min followed by max */ }; cpu@1 { device_type = "cpu"; @@ -41,8 +46,9 @@ pmu { compatible = "arm,cortex-a15-pmu"; - interrupts = <GIC_SPI DIRECT_IRQ(131) IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI DIRECT_IRQ(132) IRQ_TYPE_LEVEL_HIGH>; + interrupt-parent = <&wakeupgen>; + interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 132 IRQ_TYPE_LEVEL_HIGH>; }; ocp { diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi index 4a4f2c9..e3bfb11 100644 --- a/arch/arm/boot/dts/exynos3250.dtsi +++ b/arch/arm/boot/dts/exynos3250.dtsi @@ -131,6 +131,9 @@ pmu_system_controller: system-controller@10020000 { compatible = "samsung,exynos3250-pmu", "syscon"; reg = <0x10020000 0x4000>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; }; mipi_phy: video-phy@10020710 { @@ -189,6 +192,7 @@ compatible = "samsung,exynos3250-rtc"; reg = <0x10070000 0x100>; interrupts = <0 73 0>, <0 74 0>; + interrupt-parent = <&pmu_system_controller>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index 77ea547..e20cdc2 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -154,6 +154,9 @@ pmu_system_controller: system-controller@10020000 { compatible = "samsung,exynos4210-pmu", "syscon"; reg = <0x10020000 0x4000>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; }; dsi_0: dsi@11C80000 { @@ -266,6 +269,7 @@ rtc@10070000 { compatible = "samsung,s3c6410-rtc"; reg = <0x10070000 0x100>; + interrupt-parent = <&pmu_system_controller>; interrupts = <0 44 0>, <0 45 0>; clocks = <&clock CLK_RTC>; clock-names = "rtc"; diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts index b9ec763..d03f9b8 100644 --- a/arch/arm/boot/dts/exynos5250-spring.dts +++ b/arch/arm/boot/dts/exynos5250-spring.dts @@ -430,7 +430,6 @@ &mmc_0 { status = "okay"; num-slots = <1>; - supports-highspeed; broken-cd; card-detect-delay = <200>; samsung,dw-mshc-ciu-div = <3>; @@ -438,11 +437,8 @@ samsung,dw-mshc-ddr-timing = <1 2>; pinctrl-names = "default"; pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>; - - slot@0 { - reg = <0>; - bus-width = <8>; - }; + bus-width = <8>; + cap-mmc-highspeed; }; /* @@ -452,7 +448,6 @@ &mmc_1 { status = "okay"; num-slots = <1>; - supports-highspeed; broken-cd; card-detect-delay = <200>; samsung,dw-mshc-ciu-div = <3>; @@ -460,11 +455,8 @@ samsung,dw-mshc-ddr-timing = <1 2>; pinctrl-names = "default"; pinctrl-0 = <&sd1_clk &sd1_cmd &sd1_cd &sd1_bus4>; - - slot@0 { - reg = <0>; - bus-width = <4>; - }; + bus-width = <4>; + cap-sd-highspeed; }; &pinctrl_0 { @@ -491,7 +483,7 @@ power_key_irq: power-key-irq { samsung,pins = "gpx1-3"; - samsung,pin-function = <0>; + samsung,pin-function = <0xf>; samsung,pin-pud = <0>; samsung,pin-drv = <0>; }; @@ -519,7 +511,7 @@ lid_irq: lid-irq { samsung,pins = "gpx3-5"; - samsung,pin-function = <0>; + samsung,pin-function = <0xf>; samsung,pin-pud = <0>; samsung,pin-drv = <0>; }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index c0767b4..257e2f1 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -205,6 +205,9 @@ clock-names = "clkout16"; clocks = <&clock CLK_FIN_PLL>; #clock-cells = <1>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; }; sysreg_system_controller: syscon@10050000 { @@ -241,6 +244,7 @@ rtc: rtc@101E0000 { clocks = <&clock CLK_RTC>; clock-names = "rtc"; + interrupt-parent = <&pmu_system_controller>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index ac6f860..f67b23f 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -331,6 +331,7 @@ rtc: rtc@101E0000 { clocks = <&clock CLK_RTC>; clock-names = "rtc"; + interrupt-parent = <&pmu_system_controller>; status = "disabled"; }; @@ -774,6 +775,9 @@ clock-names = "clkout16"; clocks = <&clock CLK_FIN_PLL>; #clock-cells = <1>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; }; sysreg_system_controller: syscon@10050000 { diff --git a/arch/arm/boot/dts/hip04.dtsi b/arch/arm/boot/dts/hip04.dtsi index 2388145..44044f2 100644 --- a/arch/arm/boot/dts/hip04.dtsi +++ b/arch/arm/boot/dts/hip04.dtsi @@ -275,7 +275,6 @@ compatible = "arm,coresight-etb10", "arm,primecell"; reg = <0 0xe3c42000 0 0x1000>; - coresight-default-sink; clocks = <&clk_375m>; clock-names = "apb_pclk"; port { diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts index da1464b..7c4dca1 100644 --- a/arch/arm/boot/dts/omap3-beagle-xm.dts +++ b/arch/arm/boot/dts/omap3-beagle-xm.dts @@ -149,7 +149,6 @@ compatible = "arm,coresight-etb10", "arm,primecell"; reg = <0x5401b000 0x1000>; - coresight-default-sink; clocks = <&emu_src_ck>; clock-names = "apb_pclk"; port { diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts index 28f99a1..a547411 100644 --- a/arch/arm/boot/dts/omap3-beagle.dts +++ b/arch/arm/boot/dts/omap3-beagle.dts @@ -144,7 +144,6 @@ compatible = "arm,coresight-etb10", "arm,primecell"; reg = <0x5401b000 0x1000>; - coresight-default-sink; clocks = <&emu_src_ck>; clock-names = "apb_pclk"; port { diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts index bbea307..a293158 100644 --- a/arch/arm/boot/dts/omap3-n900.dts +++ b/arch/arm/boot/dts/omap3-n900.dts @@ -623,6 +623,58 @@ pinctrl-0 = <&i2c3_pins>; clock-frequency = <400000>; + + lis302dl: lis3lv02d@1d { + compatible = "st,lis3lv02d"; + reg = <0x1d>; + + Vdd-supply = <&vaux1>; + Vdd_IO-supply = <&vio>; + + interrupt-parent = <&gpio6>; + interrupts = <21 20>; /* 181 and 180 */ + + /* click flags */ + st,click-single-x; + st,click-single-y; + st,click-single-z; + + /* Limits are 0.5g * value */ + st,click-threshold-x = <8>; + st,click-threshold-y = <8>; + st,click-threshold-z = <10>; + + /* Click must be longer than time limit */ + st,click-time-limit = <9>; + + /* Kind of debounce filter */ + st,click-latency = <50>; + + /* Interrupt line 2 for click detection */ + st,irq2-click; + + st,wakeup-x-hi; + st,wakeup-y-hi; + st,wakeup-threshold = <(800/18)>; /* millig-value / 18 to get HW values */ + + st,wakeup2-z-hi; + st,wakeup2-threshold = <(900/18)>; /* millig-value / 18 to get HW values */ + + st,hipass1-disable; + st,hipass2-disable; + + st,axis-x = <1>; /* LIS3_DEV_X */ + st,axis-y = <(-2)>; /* LIS3_INV_DEV_Y */ + st,axis-z = <(-3)>; /* LIS3_INV_DEV_Z */ + + st,min-limit-x = <(-32)>; + st,min-limit-y = <3>; + st,min-limit-z = <3>; + + st,max-limit-x = <(-3)>; + st,max-limit-y = <32>; + st,max-limit-z = <32>; + }; }; &mmc1 { diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi index f4f78c4..3fdc84f 100644 --- a/arch/arm/boot/dts/omap3.dtsi +++ b/arch/arm/boot/dts/omap3.dtsi @@ -92,6 +92,8 @@ ti,hwmods = "aes"; reg = <0x480c5000 0x50>; interrupts = <0>; + dmas = <&sdma 65 &sdma 66>; + dma-names = "tx", "rx"; }; prm: prm@48306000 { @@ -550,6 +552,8 @@ ti,hwmods = "sham"; reg = <0x480c3000 0x64>; interrupts = <49>; + dmas = <&sdma 69>; + dma-names = "rx"; }; smartreflex_core: smartreflex@480cb000 { diff --git a/arch/arm/boot/dts/omap4-cpu-thermal.dtsi b/arch/arm/boot/dts/omap4-cpu-thermal.dtsi index cb9458f..ab7f87a 100644 --- a/arch/arm/boot/dts/omap4-cpu-thermal.dtsi +++ b/arch/arm/boot/dts/omap4-cpu-thermal.dtsi @@ -18,7 +18,7 @@ cpu_thermal: cpu_thermal { /* sensor ID */ thermal-sensors = <&bandgap 0>; - trips { + cpu_trips: trips { cpu_alert0: cpu_alert { temperature = <100000>; /* millicelsius */ hysteresis = <2000>; /* millicelsius */ @@ -31,7 +31,7 @@ cpu_thermal: cpu_thermal { }; }; - cooling-maps { + cpu_cooling_maps: cooling-maps { map0 { trip = <&cpu_alert0>; cooling-device = diff --git a/arch/arm/boot/dts/omap4-duovero.dtsi b/arch/arm/boot/dts/omap4-duovero.dtsi index e860ccd..f2a94fa 100644 --- a/arch/arm/boot/dts/omap4-duovero.dtsi +++ b/arch/arm/boot/dts/omap4-duovero.dtsi @@ -173,14 +173,12 @@ twl: twl@48 { reg = <0x48>; interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_1N cascaded to gic */ - interrupt-parent = <&gic>; }; twl6040: twl@4b { compatible = "ti,twl6040"; reg = <0x4b>; interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_2N cascaded to gic */ - interrupt-parent = <&gic>; ti,audpwron-gpio = <&gpio6 0 GPIO_ACTIVE_HIGH>; /* gpio_160 */ vio-supply = <&v1v8>; diff --git a/arch/arm/boot/dts/omap4-panda-common.dtsi b/arch/arm/boot/dts/omap4-panda-common.dtsi index 1228de5..f1507bc 100644 --- a/arch/arm/boot/dts/omap4-panda-common.dtsi +++ b/arch/arm/boot/dts/omap4-panda-common.dtsi @@ -372,7 +372,6 @@ reg = <0x48>; /* IRQ# = 7 */ interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_1N cascaded to gic */ - interrupt-parent = <&gic>; }; twl6040: twl@4b { @@ -384,7 +383,6 @@ /* IRQ# = 119 */ interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_2N cascaded to gic */ - interrupt-parent = <&gic>; ti,audpwron-gpio = <&gpio4 31 GPIO_ACTIVE_HIGH>; /* gpio line 127 */ vio-supply = <&v1v8>; @@ -489,17 +487,17 @@ }; &uart2 { - interrupts-extended = <&gic GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH + interrupts-extended = <&wakeupgen GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH &omap4_pmx_core OMAP4_UART2_RX>; }; &uart3 { - interrupts-extended = <&gic GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH + interrupts-extended = <&wakeupgen GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH &omap4_pmx_core OMAP4_UART3_RX>; }; &uart4 { - interrupts-extended = <&gic GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH + interrupts-extended = <&wakeupgen GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH &omap4_pmx_core OMAP4_UART4_RX>; }; diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts index 8c36f51..dac86ed 100644 --- a/arch/arm/boot/dts/omap4-sdp.dts +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -363,7 +363,6 @@ reg = <0x48>; /* SPI = 0, IRQ# = 7, 4 = active high level-sensitive */ interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_1N cascaded to gic */ - interrupt-parent = <&gic>; }; twl6040: twl@4b { @@ -375,7 +374,6 @@ /* SPI = 0, IRQ# = 119, 4 = active high level-sensitive */ interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_2N cascaded to gic */ - interrupt-parent = <&gic>; ti,audpwron-gpio = <&gpio4 31 0>; /* gpio line 127 */ vio-supply = <&v1v8>; @@ -581,21 +579,21 @@ }; &uart2 { - interrupts-extended = <&gic GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH + interrupts-extended = <&wakeupgen GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH &omap4_pmx_core OMAP4_UART2_RX>; pinctrl-names = "default"; pinctrl-0 = <&uart2_pins>; }; &uart3 { - interrupts-extended = <&gic GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH + interrupts-extended = <&wakeupgen GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH &omap4_pmx_core OMAP4_UART3_RX>; pinctrl-names = "default"; pinctrl-0 = <&uart3_pins>; }; &uart4 { - interrupts-extended = <&gic GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH + interrupts-extended = <&wakeupgen GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH &omap4_pmx_core OMAP4_UART4_RX>; pinctrl-names = "default"; pinctrl-0 = <&uart4_pins>; diff --git a/arch/arm/boot/dts/omap4-var-som-om44.dtsi b/arch/arm/boot/dts/omap4-var-som-om44.dtsi index 062701e..a4f1ba2 100644 --- a/arch/arm/boot/dts/omap4-var-som-om44.dtsi +++ b/arch/arm/boot/dts/omap4-var-som-om44.dtsi @@ -185,7 +185,6 @@ reg = <0x48>; /* SPI = 0, IRQ# = 7, 4 = active high level-sensitive */ interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_1N cascaded to gic */ - interrupt-parent = <&gic>; }; twl6040: twl@4b { @@ -197,7 +196,6 @@ /* SPI = 0, IRQ# = 119, 4 = active high level-sensitive */ interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>; /* IRQ_SYS_2N cascaded to gic */ - interrupt-parent = <&gic>; ti,audpwron-gpio = <&gpio6 22 0>; /* gpio 182 */ vio-supply = <&v1v8>; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 87401d9..f2091d1 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -14,7 +14,7 @@ / { compatible = "ti,omap4430", "ti,omap4"; - interrupt-parent = <&gic>; + interrupt-parent = <&wakeupgen>; aliases { i2c0 = &i2c1; @@ -56,6 +56,7 @@ #interrupt-cells = <3>; reg = <0x48241000 0x1000>, <0x48240100 0x0100>; + interrupt-parent = <&gic>; }; L2: l2-cache-controller@48242000 { @@ -70,6 +71,15 @@ clocks = <&mpu_periphclk>; reg = <0x48240600 0x20>; interrupts = <GIC_PPI 13 (GIC_CPU_MASK_RAW(3) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-parent = <&gic>; + }; + + wakeupgen: interrupt-controller@48281000 { + compatible = "ti,omap4-wugen-mpu"; + interrupt-controller; + #interrupt-cells = <3>; + reg = <0x48281000 0x1000>; + interrupt-parent = <&gic>; }; /* @@ -319,7 +329,7 @@ uart2: serial@4806c000 { compatible = "ti,omap4-uart"; reg = <0x4806c000 0x100>; - interrupts-extended = <&gic GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart2"; clock-frequency = <48000000>; }; @@ -327,7 +337,7 @@ uart3: serial@48020000 { compatible = "ti,omap4-uart"; reg = <0x48020000 0x100>; - interrupts-extended = <&gic GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart3"; clock-frequency = <48000000>; }; @@ -335,7 +345,7 @@ uart4: serial@4806e000 { compatible = "ti,omap4-uart"; reg = <0x4806e000 0x100>; - interrupts-extended = <&gic GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart4"; clock-frequency = <48000000>; }; diff --git a/arch/arm/boot/dts/omap5-cm-t54.dts b/arch/arm/boot/dts/omap5-cm-t54.dts index b54b271..61ad2ea 100644 --- a/arch/arm/boot/dts/omap5-cm-t54.dts +++ b/arch/arm/boot/dts/omap5-cm-t54.dts @@ -412,7 +412,6 @@ palmas: palmas@48 { compatible = "ti,palmas"; interrupts = <GIC_SPI 7 IRQ_TYPE_NONE>; /* IRQ_SYS_1N */ - interrupt-parent = <&gic>; reg = <0x48>; interrupt-controller; #interrupt-cells = <2>; diff --git a/arch/arm/boot/dts/omap5-uevm.dts b/arch/arm/boot/dts/omap5-uevm.dts index 159720d..74777a6 100644 --- a/arch/arm/boot/dts/omap5-uevm.dts +++ b/arch/arm/boot/dts/omap5-uevm.dts @@ -311,7 +311,6 @@ palmas: palmas@48 { compatible = "ti,palmas"; interrupts = <GIC_SPI 7 IRQ_TYPE_NONE>; /* IRQ_SYS_1N */ - interrupt-parent = <&gic>; reg = <0x48>; interrupt-controller; #interrupt-cells = <2>; @@ -521,7 +520,6 @@ pinctrl-0 = <&twl6040_pins>; interrupts = <GIC_SPI 119 IRQ_TYPE_NONE>; /* IRQ_SYS_2N cascaded to gic */ - interrupt-parent = <&gic>; ti,audpwron-gpio = <&gpio5 13 0>; /* gpio line 141 */ vio-supply = <&smps7_reg>; diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi index 4a485b6..77b5f70d 100644 --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -18,7 +18,7 @@ #size-cells = <1>; compatible = "ti,omap5"; - interrupt-parent = <&gic>; + interrupt-parent = <&wakeupgen>; aliases { i2c0 = &i2c1; @@ -79,6 +79,7 @@ <GIC_PPI 14 (GIC_CPU_MASK_RAW(3) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 11 (GIC_CPU_MASK_RAW(3) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 10 (GIC_CPU_MASK_RAW(3) | IRQ_TYPE_LEVEL_LOW)>; + interrupt-parent = <&gic>; }; pmu { @@ -95,6 +96,15 @@ <0x48212000 0x1000>, <0x48214000 0x2000>, <0x48216000 0x2000>; + interrupt-parent = <&gic>; + }; + + wakeupgen: interrupt-controller@48281000 { + compatible = "ti,omap5-wugen-mpu", "ti,omap4-wugen-mpu"; + interrupt-controller; + #interrupt-cells = <3>; + reg = <0x48281000 0x1000>; + interrupt-parent = <&gic>; }; /* @@ -458,7 +468,7 @@ uart1: serial@4806a000 { compatible = "ti,omap4-uart"; reg = <0x4806a000 0x100>; - interrupts-extended = <&gic GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart1"; clock-frequency = <48000000>; }; @@ -466,7 +476,7 @@ uart2: serial@4806c000 { compatible = "ti,omap4-uart"; reg = <0x4806c000 0x100>; - interrupts-extended = <&gic GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart2"; clock-frequency = <48000000>; }; @@ -474,7 +484,7 @@ uart3: serial@48020000 { compatible = "ti,omap4-uart"; reg = <0x48020000 0x100>; - interrupts-extended = <&gic GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart3"; clock-frequency = <48000000>; }; @@ -482,7 +492,7 @@ uart4: serial@4806e000 { compatible = "ti,omap4-uart"; reg = <0x4806e000 0x100>; - interrupts-extended = <&gic GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart4"; clock-frequency = <48000000>; }; @@ -490,7 +500,7 @@ uart5: serial@48066000 { compatible = "ti,omap4-uart"; reg = <0x48066000 0x100>; - interrupts-extended = <&gic GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart5"; clock-frequency = <48000000>; }; @@ -498,7 +508,7 @@ uart6: serial@48068000 { compatible = "ti,omap4-uart"; reg = <0x48068000 0x100>; - interrupts-extended = <&gic GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>; ti,hwmods = "uart6"; clock-frequency = <48000000>; }; @@ -883,14 +893,12 @@ usbhsohci: ohci@4a064800 { compatible = "ti,ohci-omap3"; reg = <0x4a064800 0x400>; - interrupt-parent = <&gic>; interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>; }; usbhsehci: ehci@4a064c00 { compatible = "ti,ehci-omap"; reg = <0x4a064c00 0x400>; - interrupt-parent = <&gic>; interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>; }; }; diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts index 329bb99..aaa4f25 100644 --- a/arch/arm/boot/dts/r8a7790-lager.dts +++ b/arch/arm/boot/dts/r8a7790-lager.dts @@ -582,9 +582,27 @@ pinctrl-0 = <&iic3_pins>; status = "okay"; + pmic@58 { + compatible = "dlg,da9063"; + reg = <0x58>; + interrupt-parent = <&irqc0>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + + rtc { + compatible = "dlg,da9063-rtc"; + }; + + wdt { + compatible = "dlg,da9063-watchdog"; + }; + }; + vdd_dvfs: regulator@68 { compatible = "dlg,da9210"; reg = <0x68>; + interrupt-parent = <&irqc0>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts index 75fa985..74c3212 100644 --- a/arch/arm/boot/dts/r8a7791-koelsch.dts +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts @@ -584,9 +584,27 @@ status = "okay"; clock-frequency = <100000>; + pmic@58 { + compatible = "dlg,da9063"; + reg = <0x58>; + interrupt-parent = <&irqc0>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + + rtc { + compatible = "dlg,da9063-rtc"; + }; + + wdt { + compatible = "dlg,da9063-watchdog"; + }; + }; + vdd_dvfs: regulator@68 { compatible = "dlg,da9210"; reg = <0x68>; + interrupt-parent = <&irqc0>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 2c29a3e..165968d 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -411,6 +411,7 @@ "mac_clk_rx", "mac_clk_tx", "clk_mac_ref", "clk_mac_refout", "aclk_mac", "pclk_mac"; + status = "disabled"; }; usb_host0_ehci: usb@ff500000 { diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi index 24e4888..57ab858 100644 --- a/arch/arm/boot/dts/sama5d3.dtsi +++ b/arch/arm/boot/dts/sama5d3.dtsi @@ -451,7 +451,7 @@ }; dbgu: serial@ffffee00 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xffffee00 0x200>; interrupts = <2 IRQ_TYPE_LEVEL_HIGH 7>; dmas = <&dma1 2 AT91_DMA_CFG_PER_ID(13)>, diff --git a/arch/arm/boot/dts/sama5d3_emac.dtsi b/arch/arm/boot/dts/sama5d3_emac.dtsi index ca4094d..7cb235e 100644 --- a/arch/arm/boot/dts/sama5d3_emac.dtsi +++ b/arch/arm/boot/dts/sama5d3_emac.dtsi @@ -41,7 +41,7 @@ }; macb1: ethernet@f802c000 { - compatible = "cdns,at32ap7000-macb", "cdns,macb"; + compatible = "cdns,at91sam9260-macb", "cdns,macb"; reg = <0xf802c000 0x100>; interrupts = <35 IRQ_TYPE_LEVEL_HIGH 3>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5d4.dtsi index 8278602..6b1bb58 100644 --- a/arch/arm/boot/dts/sama5d4.dtsi +++ b/arch/arm/boot/dts/sama5d4.dtsi @@ -1217,7 +1217,7 @@ }; dbgu: serial@fc069000 { - compatible = "atmel,at91sam9260-usart"; + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; reg = <0xfc069000 0x200>; interrupts = <2 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi index 9d87609..d9176e6 100644 --- a/arch/arm/boot/dts/socfpga.dtsi +++ b/arch/arm/boot/dts/socfpga.dtsi @@ -660,7 +660,7 @@ #address-cells = <1>; #size-cells = <0>; reg = <0xfff01000 0x1000>; - interrupts = <0 156 4>; + interrupts = <0 155 4>; num-cs = <4>; clocks = <&spi_m_clk>; status = "disabled"; diff --git a/arch/arm/boot/dts/stih416.dtsi b/arch/arm/boot/dts/stih416.dtsi index ea28eba..eeb7afe 100644 --- a/arch/arm/boot/dts/stih416.dtsi +++ b/arch/arm/boot/dts/stih416.dtsi @@ -10,7 +10,7 @@ #include "stih416-clock.dtsi" #include "stih416-pinctrl.dtsi" -#include <dt-bindings/phy/phy-miphy365x.h> +#include <dt-bindings/phy/phy.h> #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/reset-controller/stih416-resets.h> / { @@ -306,7 +306,7 @@ reg = <0xfe380000 0x1000>; interrupts = <GIC_SPI 157 IRQ_TYPE_NONE>; interrupt-names = "hostc"; - phys = <&phy_port0 MIPHY_TYPE_SATA>; + phys = <&phy_port0 PHY_TYPE_SATA>; phy-names = "sata-phy"; resets = <&powerdown STIH416_SATA0_POWERDOWN>, <&softreset STIH416_SATA0_SOFTRESET>; diff --git a/arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts b/arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts index ab7891c..75742f8 100644 --- a/arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts +++ b/arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts @@ -56,6 +56,22 @@ model = "Olimex A10-OLinuXino-LIME"; compatible = "olimex,a10-olinuxino-lime", "allwinner,sun4i-a10"; + cpus { + cpu0: cpu@0 { + /* + * The A10-Lime is known to be unstable + * when running at 1008 MHz + */ + operating-points = < + /* kHz uV */ + 912000 1350000 + 864000 1300000 + 624000 1250000 + >; + cooling-max-level = <2>; + }; + }; + soc@01c00000 { emac: ethernet@01c0b000 { pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi index 5c29258..eebb785 100644 --- a/arch/arm/boot/dts/sun4i-a10.dtsi +++ b/arch/arm/boot/dts/sun4i-a10.dtsi @@ -75,7 +75,6 @@ clock-latency = <244144>; /* 8 32k periods */ operating-points = < /* kHz uV */ - 1056000 1500000 1008000 1400000 912000 1350000 864000 1300000 @@ -83,7 +82,7 @@ >; #cooling-cells = <2>; cooling-min-level = <0>; - cooling-max-level = <4>; + cooling-max-level = <3>; }; }; diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi index f8818f1..883cb4873 100644 --- a/arch/arm/boot/dts/sun5i-a13.dtsi +++ b/arch/arm/boot/dts/sun5i-a13.dtsi @@ -47,7 +47,6 @@ clock-latency = <244144>; /* 8 32k periods */ operating-points = < /* kHz uV */ - 1104000 1500000 1008000 1400000 912000 1350000 864000 1300000 @@ -57,7 +56,7 @@ >; #cooling-cells = <2>; cooling-min-level = <0>; - cooling-max-level = <6>; + cooling-max-level = <5>; }; }; diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi index 3a8530b..fdd1817 100644 --- a/arch/arm/boot/dts/sun7i-a20.dtsi +++ b/arch/arm/boot/dts/sun7i-a20.dtsi @@ -105,7 +105,6 @@ clock-latency = <244144>; /* 8 32k periods */ operating-points = < /* kHz uV */ - 1008000 1450000 960000 1400000 912000 1400000 864000 1300000 @@ -116,7 +115,7 @@ >; #cooling-cells = <2>; cooling-min-level = <0>; - cooling-max-level = <7>; + cooling-max-level = <6>; }; cpu@1 { diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi index 4296b53..f58a3d9 100644 --- a/arch/arm/boot/dts/tegra114.dtsi +++ b/arch/arm/boot/dts/tegra114.dtsi @@ -8,7 +8,7 @@ / { compatible = "nvidia,tegra114"; - interrupt-parent = <&gic>; + interrupt-parent = <&lic>; host1x@50000000 { compatible = "nvidia,tegra114-host1x", "simple-bus"; @@ -134,6 +134,19 @@ <0x50046000 0x2000>; interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-parent = <&gic>; + }; + + lic: interrupt-controller@60004000 { + compatible = "nvidia,tegra114-ictlr", "nvidia,tegra30-ictlr"; + reg = <0x60004000 0x100>, + <0x60004100 0x50>, + <0x60004200 0x50>, + <0x60004300 0x50>, + <0x60004400 0x50>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; }; timer@60005000 { @@ -766,5 +779,6 @@ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + interrupt-parent = <&gic>; }; }; diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index fefec80..cf01c81 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -10,7 +10,7 @@ / { compatible = "nvidia,tegra124"; - interrupt-parent = <&gic>; + interrupt-parent = <&lic>; #address-cells = <2>; #size-cells = <2>; @@ -173,6 +173,7 @@ <0x0 0x50046000 0x0 0x2000>; interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-parent = <&gic>; }; gpu@0,57000000 { @@ -190,6 +191,18 @@ status = "disabled"; }; + lic: interrupt-controller@60004000 { + compatible = "nvidia,tegra124-ictlr", "nvidia,tegra30-ictlr"; + reg = <0x0 0x60004000 0x0 0x100>, + <0x0 0x60004100 0x0 0x100>, + <0x0 0x60004200 0x0 0x100>, + <0x0 0x60004300 0x0 0x100>, + <0x0 0x60004400 0x0 0x100>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + }; + timer@0,60005000 { compatible = "nvidia,tegra124-timer", "nvidia,tegra20-timer"; reg = <0x0 0x60005000 0x0 0x400>; @@ -974,5 +987,6 @@ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + interrupt-parent = <&gic>; }; }; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index e5527f7..adf6b04 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -7,7 +7,7 @@ / { compatible = "nvidia,tegra20"; - interrupt-parent = <&intc>; + interrupt-parent = <&lic>; host1x@50000000 { compatible = "nvidia,tegra20-host1x", "simple-bus"; @@ -142,6 +142,7 @@ timer@50040600 { compatible = "arm,cortex-a9-twd-timer"; + interrupt-parent = <&intc>; reg = <0x50040600 0x20>; interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>; @@ -154,6 +155,7 @@ 0x50040100 0x0100>; interrupt-controller; #interrupt-cells = <3>; + interrupt-parent = <&intc>; }; cache-controller@50043000 { @@ -165,6 +167,17 @@ cache-level = <2>; }; + lic: interrupt-controller@60004000 { + compatible = "nvidia,tegra20-ictlr"; + reg = <0x60004000 0x100>, + <0x60004100 0x50>, + <0x60004200 0x50>, + <0x60004300 0x50>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&intc>; + }; + timer@60005000 { compatible = "nvidia,tegra20-timer"; reg = <0x60005000 0x60>; diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index db4810d..60e205a 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -8,7 +8,7 @@ / { compatible = "nvidia,tegra30"; - interrupt-parent = <&intc>; + interrupt-parent = <&lic>; pcie-controller@00003000 { compatible = "nvidia,tegra30-pcie"; @@ -228,6 +228,7 @@ timer@50040600 { compatible = "arm,cortex-a9-twd-timer"; reg = <0x50040600 0x20>; + interrupt-parent = <&intc>; interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; clocks = <&tegra_car TEGRA30_CLK_TWD>; @@ -239,6 +240,7 @@ 0x50040100 0x0100>; interrupt-controller; #interrupt-cells = <3>; + interrupt-parent = <&intc>; }; cache-controller@50043000 { @@ -250,6 +252,18 @@ cache-level = <2>; }; + lic: interrupt-controller@60004000 { + compatible = "nvidia,tegra30-ictlr"; + reg = <0x60004000 0x100>, + <0x60004100 0x50>, + <0x60004200 0x50>, + <0x60004300 0x50>, + <0x60004400 0x50>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&intc>; + }; + timer@60005000 { compatible = "nvidia,tegra30-timer", "nvidia,tegra20-timer"; reg = <0x60005000 0x400>; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts index 33920df..7a2aeac 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts @@ -362,7 +362,6 @@ compatible = "arm,coresight-etb10", "arm,primecell"; reg = <0 0x20010000 0 0x1000>; - coresight-default-sink; clocks = <&oscclk6a>; clock-names = "apb_pclk"; port { diff --git a/arch/arm/common/bL_switcher.c b/arch/arm/common/bL_switcher.c index 6eaddc4..37dc0fe 100644 --- a/arch/arm/common/bL_switcher.c +++ b/arch/arm/common/bL_switcher.c @@ -151,8 +151,6 @@ static int bL_switch_to(unsigned int new_cluster_id) unsigned int mpidr, this_cpu, that_cpu; unsigned int ob_mpidr, ob_cpu, ob_cluster, ib_mpidr, ib_cpu, ib_cluster; struct completion inbound_alive; - struct tick_device *tdev; - enum clock_event_mode tdev_mode; long volatile *handshake_ptr; int ipi_nr, ret; @@ -219,13 +217,7 @@ static int bL_switch_to(unsigned int new_cluster_id) /* redirect GIC's SGIs to our counterpart */ gic_migrate_target(bL_gic_id[ib_cpu][ib_cluster]); - tdev = tick_get_device(this_cpu); - if (tdev && !cpumask_equal(tdev->evtdev->cpumask, cpumask_of(this_cpu))) - tdev = NULL; - if (tdev) { - tdev_mode = tdev->evtdev->mode; - clockevents_set_mode(tdev->evtdev, CLOCK_EVT_MODE_SHUTDOWN); - } + tick_suspend_local(); ret = cpu_pm_enter(); @@ -251,11 +243,7 @@ static int bL_switch_to(unsigned int new_cluster_id) ret = cpu_pm_exit(); - if (tdev) { - clockevents_set_mode(tdev->evtdev, tdev_mode); - clockevents_program_event(tdev->evtdev, - tdev->evtdev->next_event, 1); - } + tick_resume_local(); trace_cpu_migrate_finish(ktime_get_real_ns(), ib_mpidr); local_fiq_enable(); diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c index 3c165fc..5f8a52a 100644 --- a/arch/arm/common/mcpm_entry.c +++ b/arch/arm/common/mcpm_entry.c @@ -55,22 +55,81 @@ bool mcpm_is_available(void) return (platform_ops) ? true : false; } +/* + * We can't use regular spinlocks. In the switcher case, it is possible + * for an outbound CPU to call power_down() after its inbound counterpart + * is already live using the same logical CPU number which trips lockdep + * debugging. + */ +static arch_spinlock_t mcpm_lock = __ARCH_SPIN_LOCK_UNLOCKED; + +static int mcpm_cpu_use_count[MAX_NR_CLUSTERS][MAX_CPUS_PER_CLUSTER]; + +static inline bool mcpm_cluster_unused(unsigned int cluster) +{ + int i, cnt; + for (i = 0, cnt = 0; i < MAX_CPUS_PER_CLUSTER; i++) + cnt |= mcpm_cpu_use_count[cluster][i]; + return !cnt; +} + int mcpm_cpu_power_up(unsigned int cpu, unsigned int cluster) { + bool cpu_is_down, cluster_is_down; + int ret = 0; + if (!platform_ops) return -EUNATCH; /* try not to shadow power_up errors */ might_sleep(); - return platform_ops->power_up(cpu, cluster); + + /* backward compatibility callback */ + if (platform_ops->power_up) + return platform_ops->power_up(cpu, cluster); + + pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); + + /* + * Since this is called with IRQs enabled, and no arch_spin_lock_irq + * variant exists, we need to disable IRQs manually here. + */ + local_irq_disable(); + arch_spin_lock(&mcpm_lock); + + cpu_is_down = !mcpm_cpu_use_count[cluster][cpu]; + cluster_is_down = mcpm_cluster_unused(cluster); + + mcpm_cpu_use_count[cluster][cpu]++; + /* + * The only possible values are: + * 0 = CPU down + * 1 = CPU (still) up + * 2 = CPU requested to be up before it had a chance + * to actually make itself down. + * Any other value is a bug. + */ + BUG_ON(mcpm_cpu_use_count[cluster][cpu] != 1 && + mcpm_cpu_use_count[cluster][cpu] != 2); + + if (cluster_is_down) + ret = platform_ops->cluster_powerup(cluster); + if (cpu_is_down && !ret) + ret = platform_ops->cpu_powerup(cpu, cluster); + + arch_spin_unlock(&mcpm_lock); + local_irq_enable(); + return ret; } typedef void (*phys_reset_t)(unsigned long); void mcpm_cpu_power_down(void) { + unsigned int mpidr, cpu, cluster; + bool cpu_going_down, last_man; phys_reset_t phys_reset; - if (WARN_ON_ONCE(!platform_ops || !platform_ops->power_down)) - return; + if (WARN_ON_ONCE(!platform_ops)) + return; BUG_ON(!irqs_disabled()); /* @@ -79,28 +138,65 @@ void mcpm_cpu_power_down(void) */ setup_mm_for_reboot(); - platform_ops->power_down(); + /* backward compatibility callback */ + if (platform_ops->power_down) { + platform_ops->power_down(); + goto not_dead; + } + + mpidr = read_cpuid_mpidr(); + cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); + cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); + + __mcpm_cpu_going_down(cpu, cluster); + arch_spin_lock(&mcpm_lock); + BUG_ON(__mcpm_cluster_state(cluster) != CLUSTER_UP); + + mcpm_cpu_use_count[cluster][cpu]--; + BUG_ON(mcpm_cpu_use_count[cluster][cpu] != 0 && + mcpm_cpu_use_count[cluster][cpu] != 1); + cpu_going_down = !mcpm_cpu_use_count[cluster][cpu]; + last_man = mcpm_cluster_unused(cluster); + + if (last_man && __mcpm_outbound_enter_critical(cpu, cluster)) { + platform_ops->cpu_powerdown_prepare(cpu, cluster); + platform_ops->cluster_powerdown_prepare(cluster); + arch_spin_unlock(&mcpm_lock); + platform_ops->cluster_cache_disable(); + __mcpm_outbound_leave_critical(cluster, CLUSTER_DOWN); + } else { + if (cpu_going_down) + platform_ops->cpu_powerdown_prepare(cpu, cluster); + arch_spin_unlock(&mcpm_lock); + /* + * If cpu_going_down is false here, that means a power_up + * request raced ahead of us. Even if we do not want to + * shut this CPU down, the caller still expects execution + * to return through the system resume entry path, like + * when the WFI is aborted due to a new IRQ or the like.. + * So let's continue with cache cleaning in all cases. + */ + platform_ops->cpu_cache_disable(); + } + + __mcpm_cpu_down(cpu, cluster); + + /* Now we are prepared for power-down, do it: */ + if (cpu_going_down) + wfi(); + +not_dead: /* * It is possible for a power_up request to happen concurrently * with a power_down request for the same CPU. In this case the - * power_down method might not be able to actually enter a - * powered down state with the WFI instruction if the power_up - * method has removed the required reset condition. The - * power_down method is then allowed to return. We must perform - * a re-entry in the kernel as if the power_up method just had - * deasserted reset on the CPU. - * - * To simplify race issues, the platform specific implementation - * must accommodate for the possibility of unordered calls to - * power_down and power_up with a usage count. Therefore, if a - * call to power_up is issued for a CPU that is not down, then - * the next call to power_down must not attempt a full shutdown - * but only do the minimum (normally disabling L1 cache and CPU - * coherency) and return just as if a concurrent power_up request - * had happened as described above. + * CPU might not be able to actually enter a powered down state + * with the WFI instruction if the power_up request has removed + * the required reset condition. We must perform a re-entry in + * the kernel as if the power_up method just had deasserted reset + * on the CPU. */ - phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset); phys_reset(virt_to_phys(mcpm_entry_point)); @@ -125,26 +221,66 @@ int mcpm_wait_for_cpu_powerdown(unsigned int cpu, unsigned int cluster) void mcpm_cpu_suspend(u64 expected_residency) { - phys_reset_t phys_reset; - - if (WARN_ON_ONCE(!platform_ops || !platform_ops->suspend)) + if (WARN_ON_ONCE(!platform_ops)) return; - BUG_ON(!irqs_disabled()); - /* Very similar to mcpm_cpu_power_down() */ - setup_mm_for_reboot(); - platform_ops->suspend(expected_residency); - phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset); - phys_reset(virt_to_phys(mcpm_entry_point)); - BUG(); + /* backward compatibility callback */ + if (platform_ops->suspend) { + phys_reset_t phys_reset; + BUG_ON(!irqs_disabled()); + setup_mm_for_reboot(); + platform_ops->suspend(expected_residency); + phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset); + phys_reset(virt_to_phys(mcpm_entry_point)); + BUG(); + } + + /* Some platforms might have to enable special resume modes, etc. */ + if (platform_ops->cpu_suspend_prepare) { + unsigned int mpidr = read_cpuid_mpidr(); + unsigned int cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); + unsigned int cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + arch_spin_lock(&mcpm_lock); + platform_ops->cpu_suspend_prepare(cpu, cluster); + arch_spin_unlock(&mcpm_lock); + } + mcpm_cpu_power_down(); } int mcpm_cpu_powered_up(void) { + unsigned int mpidr, cpu, cluster; + bool cpu_was_down, first_man; + unsigned long flags; + if (!platform_ops) return -EUNATCH; - if (platform_ops->powered_up) + + /* backward compatibility callback */ + if (platform_ops->powered_up) { platform_ops->powered_up(); + return 0; + } + + mpidr = read_cpuid_mpidr(); + cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); + cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + local_irq_save(flags); + arch_spin_lock(&mcpm_lock); + + cpu_was_down = !mcpm_cpu_use_count[cluster][cpu]; + first_man = mcpm_cluster_unused(cluster); + + if (first_man && platform_ops->cluster_is_up) + platform_ops->cluster_is_up(cluster); + if (cpu_was_down) + mcpm_cpu_use_count[cluster][cpu] = 1; + if (platform_ops->cpu_is_up) + platform_ops->cpu_is_up(cpu, cluster); + + arch_spin_unlock(&mcpm_lock); + local_irq_restore(flags); + return 0; } @@ -334,8 +470,10 @@ int __init mcpm_sync_init( } mpidr = read_cpuid_mpidr(); this_cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); - for_each_online_cpu(i) + for_each_online_cpu(i) { + mcpm_cpu_use_count[this_cluster][i] = 1; mcpm_sync.clusters[this_cluster].cpus[i].cpu = CPU_UP; + } mcpm_sync.clusters[this_cluster].cluster = CLUSTER_UP; sync_cache_w(&mcpm_sync); diff --git a/arch/arm/configs/badge4_defconfig b/arch/arm/configs/badge4_defconfig index 0494c8f..d590098 100644 --- a/arch/arm/configs/badge4_defconfig +++ b/arch/arm/configs/badge4_defconfig @@ -12,7 +12,6 @@ CONFIG_CPU_FREQ_GOV_PERFORMANCE=y CONFIG_FPE_NWFPE=y CONFIG_BINFMT_AOUT=m CONFIG_BINFMT_MISC=m -CONFIG_ARTHUR=m CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index e6b0007..af07e05 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -24,9 +24,8 @@ CONFIG_ARCH_MXC=y CONFIG_MACH_SCB9328=y CONFIG_MACH_APF9328=y CONFIG_MACH_MX21ADS=y -CONFIG_MACH_MX25_3DS=y CONFIG_MACH_EUKREA_CPUIMX25SD=y -CONFIG_MACH_IMX25_DT=y +CONFIG_SOC_IMX25=y CONFIG_MACH_MX27ADS=y CONFIG_MACH_MX27_3DS=y CONFIG_MACH_IMX27_VISSTRIM_M10=y diff --git a/arch/arm/configs/msm_defconfig b/arch/arm/configs/msm_defconfig deleted file mode 100644 index dd18c9e..0000000 --- a/arch/arm/configs/msm_defconfig +++ /dev/null @@ -1,121 +0,0 @@ -CONFIG_SYSVIPC=y -CONFIG_NO_HZ=y -CONFIG_HIGH_RES_TIMERS=y -CONFIG_IKCONFIG=y -CONFIG_IKCONFIG_PROC=y -CONFIG_BLK_DEV_INITRD=y -CONFIG_SYSCTL_SYSCALL=y -CONFIG_KALLSYMS_ALL=y -CONFIG_EMBEDDED=y -# CONFIG_SLUB_DEBUG is not set -# CONFIG_COMPAT_BRK is not set -CONFIG_PROFILING=y -CONFIG_OPROFILE=y -CONFIG_KPROBES=y -CONFIG_MODULES=y -CONFIG_MODULE_UNLOAD=y -CONFIG_MODULE_FORCE_UNLOAD=y -CONFIG_MODVERSIONS=y -CONFIG_PARTITION_ADVANCED=y -CONFIG_ARCH_MSM=y -CONFIG_PREEMPT=y -CONFIG_AEABI=y -CONFIG_HIGHMEM=y -CONFIG_HIGHPTE=y -CONFIG_CLEANCACHE=y -CONFIG_AUTO_ZRELADDR=y -CONFIG_VFP=y -# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set -CONFIG_NET=y -CONFIG_PACKET=y -CONFIG_UNIX=y -CONFIG_INET=y -CONFIG_IP_ADVANCED_ROUTER=y -CONFIG_IP_MULTIPLE_TABLES=y -CONFIG_IP_ROUTE_VERBOSE=y -CONFIG_IP_PNP=y -CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_XFRM_MODE_TRANSPORT is not set -# CONFIG_INET_XFRM_MODE_TUNNEL is not set -# CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set -# CONFIG_IPV6 is not set -CONFIG_CFG80211=y -CONFIG_RFKILL=y -CONFIG_BLK_DEV_LOOP=y -CONFIG_BLK_DEV_RAM=y -CONFIG_SCSI=y -CONFIG_BLK_DEV_SD=y -CONFIG_CHR_DEV_SG=y -CONFIG_CHR_DEV_SCH=y -CONFIG_SCSI_MULTI_LUN=y -CONFIG_SCSI_CONSTANTS=y -CONFIG_SCSI_LOGGING=y -CONFIG_SCSI_SCAN_ASYNC=y -CONFIG_NETDEVICES=y -CONFIG_DUMMY=y -CONFIG_SLIP=y -CONFIG_SLIP_COMPRESSED=y -CONFIG_SLIP_MODE_SLIP6=y -CONFIG_USB_USBNET=y -# CONFIG_USB_NET_AX8817X is not set -# CONFIG_USB_NET_ZAURUS is not set -CONFIG_INPUT_EVDEV=y -# CONFIG_KEYBOARD_ATKBD is not set -# CONFIG_MOUSE_PS2 is not set -CONFIG_INPUT_JOYSTICK=y -CONFIG_INPUT_TOUCHSCREEN=y -CONFIG_INPUT_MISC=y -CONFIG_INPUT_UINPUT=y -CONFIG_SERIO_LIBPS2=y -# CONFIG_LEGACY_PTYS is not set -CONFIG_SERIAL_MSM=y -CONFIG_SERIAL_MSM_CONSOLE=y -# CONFIG_HW_RANDOM is not set -CONFIG_I2C=y -CONFIG_I2C_CHARDEV=y -CONFIG_SPI=y -CONFIG_DEBUG_GPIO=y -CONFIG_GPIO_SYSFS=y -CONFIG_THERMAL=y -CONFIG_REGULATOR=y -CONFIG_MEDIA_SUPPORT=y -CONFIG_FB=y -CONFIG_SOUND=y -CONFIG_SND=y -CONFIG_SND_DYNAMIC_MINORS=y -# CONFIG_SND_ARM is not set -# CONFIG_SND_SPI is not set -# CONFIG_SND_USB is not set -CONFIG_SND_SOC=y -CONFIG_USB=y -CONFIG_USB_ANNOUNCE_NEW_DEVICES=y -CONFIG_USB_MON=y -CONFIG_USB_EHCI_HCD=y -CONFIG_USB_ACM=y -CONFIG_USB_SERIAL=y -CONFIG_USB_GADGET=y -CONFIG_USB_GADGET_DEBUG_FILES=y -CONFIG_USB_GADGET_VBUS_DRAW=500 -CONFIG_RTC_CLASS=y -CONFIG_STAGING=y -CONFIG_EXT2_FS=y -CONFIG_EXT2_FS_XATTR=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_EXT4_FS=y -CONFIG_FUSE_FS=y -CONFIG_VFAT_FS=y -CONFIG_TMPFS=y -CONFIG_NFS_FS=y -CONFIG_NFS_V3_ACL=y -CONFIG_NFS_V4=y -CONFIG_CIFS=y -CONFIG_PRINTK_TIME=y -CONFIG_DYNAMIC_DEBUG=y -CONFIG_DEBUG_INFO=y -CONFIG_MAGIC_SYSRQ=y -CONFIG_LOCKUP_DETECTOR=y -# CONFIG_DETECT_HUNG_TASK is not set -# CONFIG_SCHED_DEBUG is not set -CONFIG_TIMER_STATS=y diff --git a/arch/arm/configs/multi_v5_defconfig b/arch/arm/configs/multi_v5_defconfig index 9d56781..f69a459 100644 --- a/arch/arm/configs/multi_v5_defconfig +++ b/arch/arm/configs/multi_v5_defconfig @@ -13,7 +13,7 @@ CONFIG_ARCH_MVEBU=y CONFIG_MACH_KIRKWOOD=y CONFIG_MACH_NETXBIG=y CONFIG_ARCH_MXC=y -CONFIG_MACH_IMX25_DT=y +CONFIG_SOC_IMX25=y CONFIG_MACH_IMX27_DT=y CONFIG_ARCH_U300=y CONFIG_PCI_MVEBU=y diff --git a/arch/arm/crypto/Kconfig b/arch/arm/crypto/Kconfig new file mode 100644 index 0000000..8da2207 --- /dev/null +++ b/arch/arm/crypto/Kconfig @@ -0,0 +1,130 @@ + +menuconfig ARM_CRYPTO + bool "ARM Accelerated Cryptographic Algorithms" + depends on ARM + help + Say Y here to choose from a selection of cryptographic algorithms + implemented using ARM specific CPU features or instructions. + +if ARM_CRYPTO + +config CRYPTO_SHA1_ARM + tristate "SHA1 digest algorithm (ARM-asm)" + select CRYPTO_SHA1 + select CRYPTO_HASH + help + SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented + using optimized ARM assembler. + +config CRYPTO_SHA1_ARM_NEON + tristate "SHA1 digest algorithm (ARM NEON)" + depends on KERNEL_MODE_NEON + select CRYPTO_SHA1_ARM + select CRYPTO_SHA1 + select CRYPTO_HASH + help + SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented + using optimized ARM NEON assembly, when NEON instructions are + available. + +config CRYPTO_SHA1_ARM_CE + tristate "SHA1 digest algorithm (ARM v8 Crypto Extensions)" + depends on KERNEL_MODE_NEON + select CRYPTO_SHA1_ARM + select CRYPTO_HASH + help + SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented + using special ARMv8 Crypto Extensions. + +config CRYPTO_SHA2_ARM_CE + tristate "SHA-224/256 digest algorithm (ARM v8 Crypto Extensions)" + depends on KERNEL_MODE_NEON + select CRYPTO_SHA256_ARM + select CRYPTO_HASH + help + SHA-256 secure hash standard (DFIPS 180-2) implemented + using special ARMv8 Crypto Extensions. + +config CRYPTO_SHA256_ARM + tristate "SHA-224/256 digest algorithm (ARM-asm and NEON)" + select CRYPTO_HASH + depends on !CPU_V7M + help + SHA-256 secure hash standard (DFIPS 180-2) implemented + using optimized ARM assembler and NEON, when available. + +config CRYPTO_SHA512_ARM_NEON + tristate "SHA384 and SHA512 digest algorithm (ARM NEON)" + depends on KERNEL_MODE_NEON + select CRYPTO_SHA512 + select CRYPTO_HASH + help + SHA-512 secure hash standard (DFIPS 180-2) implemented + using ARM NEON instructions, when available. + + This version of SHA implements a 512 bit hash with 256 bits of + security against collision attacks. + + This code also includes SHA-384, a 384 bit hash with 192 bits + of security against collision attacks. + +config CRYPTO_AES_ARM + tristate "AES cipher algorithms (ARM-asm)" + depends on ARM + select CRYPTO_ALGAPI + select CRYPTO_AES + help + Use optimized AES assembler routines for ARM platforms. + + AES cipher algorithms (FIPS-197). AES uses the Rijndael + algorithm. + + Rijndael appears to be consistently a very good performer in + both hardware and software across a wide range of computing + environments regardless of its use in feedback or non-feedback + modes. Its key setup time is excellent, and its key agility is + good. Rijndael's very low memory requirements make it very well + suited for restricted-space environments, in which it also + demonstrates excellent performance. Rijndael's operations are + among the easiest to defend against power and timing attacks. + + The AES specifies three key sizes: 128, 192 and 256 bits + + See <http://csrc.nist.gov/encryption/aes/> for more information. + +config CRYPTO_AES_ARM_BS + tristate "Bit sliced AES using NEON instructions" + depends on KERNEL_MODE_NEON + select CRYPTO_ALGAPI + select CRYPTO_AES_ARM + select CRYPTO_ABLK_HELPER + help + Use a faster and more secure NEON based implementation of AES in CBC, + CTR and XTS modes + + Bit sliced AES gives around 45% speedup on Cortex-A15 for CTR mode + and for XTS mode encryption, CBC and XTS mode decryption speedup is + around 25%. (CBC encryption speed is not affected by this driver.) + This implementation does not rely on any lookup tables so it is + believed to be invulnerable to cache timing attacks. + +config CRYPTO_AES_ARM_CE + tristate "Accelerated AES using ARMv8 Crypto Extensions" + depends on KERNEL_MODE_NEON + select CRYPTO_ALGAPI + select CRYPTO_ABLK_HELPER + help + Use an implementation of AES in CBC, CTR and XTS modes that uses + ARMv8 Crypto Extensions + +config CRYPTO_GHASH_ARM_CE + tristate "PMULL-accelerated GHASH using ARMv8 Crypto Extensions" + depends on KERNEL_MODE_NEON + select CRYPTO_HASH + select CRYPTO_CRYPTD + help + Use an implementation of GHASH (used by the GCM AEAD chaining mode) + that uses the 64x64 to 128 bit polynomial multiplication (vmull.p64) + that is part of the ARMv8 Crypto Extensions + +endif diff --git a/arch/arm/crypto/Makefile b/arch/arm/crypto/Makefile index b48fa34..6ea8282 100644 --- a/arch/arm/crypto/Makefile +++ b/arch/arm/crypto/Makefile @@ -6,13 +6,35 @@ obj-$(CONFIG_CRYPTO_AES_ARM) += aes-arm.o obj-$(CONFIG_CRYPTO_AES_ARM_BS) += aes-arm-bs.o obj-$(CONFIG_CRYPTO_SHA1_ARM) += sha1-arm.o obj-$(CONFIG_CRYPTO_SHA1_ARM_NEON) += sha1-arm-neon.o +obj-$(CONFIG_CRYPTO_SHA256_ARM) += sha256-arm.o obj-$(CONFIG_CRYPTO_SHA512_ARM_NEON) += sha512-arm-neon.o +ce-obj-$(CONFIG_CRYPTO_AES_ARM_CE) += aes-arm-ce.o +ce-obj-$(CONFIG_CRYPTO_SHA1_ARM_CE) += sha1-arm-ce.o +ce-obj-$(CONFIG_CRYPTO_SHA2_ARM_CE) += sha2-arm-ce.o +ce-obj-$(CONFIG_CRYPTO_GHASH_ARM_CE) += ghash-arm-ce.o + +ifneq ($(ce-obj-y)$(ce-obj-m),) +ifeq ($(call as-instr,.fpu crypto-neon-fp-armv8,y,n),y) +obj-y += $(ce-obj-y) +obj-m += $(ce-obj-m) +else +$(warning These ARMv8 Crypto Extensions modules need binutils 2.23 or higher) +$(warning $(ce-obj-y) $(ce-obj-m)) +endif +endif + aes-arm-y := aes-armv4.o aes_glue.o aes-arm-bs-y := aesbs-core.o aesbs-glue.o sha1-arm-y := sha1-armv4-large.o sha1_glue.o sha1-arm-neon-y := sha1-armv7-neon.o sha1_neon_glue.o +sha256-arm-neon-$(CONFIG_KERNEL_MODE_NEON) := sha256_neon_glue.o +sha256-arm-y := sha256-core.o sha256_glue.o $(sha256-arm-neon-y) sha512-arm-neon-y := sha512-armv7-neon.o sha512_neon_glue.o +sha1-arm-ce-y := sha1-ce-core.o sha1-ce-glue.o +sha2-arm-ce-y := sha2-ce-core.o sha2-ce-glue.o +aes-arm-ce-y := aes-ce-core.o aes-ce-glue.o +ghash-arm-ce-y := ghash-ce-core.o ghash-ce-glue.o quiet_cmd_perl = PERL $@ cmd_perl = $(PERL) $(<) > $(@) @@ -20,4 +42,7 @@ quiet_cmd_perl = PERL $@ $(src)/aesbs-core.S_shipped: $(src)/bsaes-armv7.pl $(call cmd,perl) -.PRECIOUS: $(obj)/aesbs-core.S +$(src)/sha256-core.S_shipped: $(src)/sha256-armv4.pl + $(call cmd,perl) + +.PRECIOUS: $(obj)/aesbs-core.S $(obj)/sha256-core.S diff --git a/arch/arm/crypto/aes-ce-core.S b/arch/arm/crypto/aes-ce-core.S new file mode 100644 index 0000000..8cfa468 --- /dev/null +++ b/arch/arm/crypto/aes-ce-core.S @@ -0,0 +1,518 @@ +/* + * aes-ce-core.S - AES in CBC/CTR/XTS mode using ARMv8 Crypto Extensions + * + * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + + .text + .fpu crypto-neon-fp-armv8 + .align 3 + + .macro enc_round, state, key + aese.8 \state, \key + aesmc.8 \state, \state + .endm + + .macro dec_round, state, key + aesd.8 \state, \key + aesimc.8 \state, \state + .endm + + .macro enc_dround, key1, key2 + enc_round q0, \key1 + enc_round q0, \key2 + .endm + + .macro dec_dround, key1, key2 + dec_round q0, \key1 + dec_round q0, \key2 + .endm + + .macro enc_fround, key1, key2, key3 + enc_round q0, \key1 + aese.8 q0, \key2 + veor q0, q0, \key3 + .endm + + .macro dec_fround, key1, key2, key3 + dec_round q0, \key1 + aesd.8 q0, \key2 + veor q0, q0, \key3 + .endm + + .macro enc_dround_3x, key1, key2 + enc_round q0, \key1 + enc_round q1, \key1 + enc_round q2, \key1 + enc_round q0, \key2 + enc_round q1, \key2 + enc_round q2, \key2 + .endm + + .macro dec_dround_3x, key1, key2 + dec_round q0, \key1 + dec_round q1, \key1 + dec_round q2, \key1 + dec_round q0, \key2 + dec_round q1, \key2 + dec_round q2, \key2 + .endm + + .macro enc_fround_3x, key1, key2, key3 + enc_round q0, \key1 + enc_round q1, \key1 + enc_round q2, \key1 + aese.8 q0, \key2 + aese.8 q1, \key2 + aese.8 q2, \key2 + veor q0, q0, \key3 + veor q1, q1, \key3 + veor q2, q2, \key3 + .endm + + .macro dec_fround_3x, key1, key2, key3 + dec_round q0, \key1 + dec_round q1, \key1 + dec_round q2, \key1 + aesd.8 q0, \key2 + aesd.8 q1, \key2 + aesd.8 q2, \key2 + veor q0, q0, \key3 + veor q1, q1, \key3 + veor q2, q2, \key3 + .endm + + .macro do_block, dround, fround + cmp r3, #12 @ which key size? + vld1.8 {q10-q11}, [ip]! + \dround q8, q9 + vld1.8 {q12-q13}, [ip]! + \dround q10, q11 + vld1.8 {q10-q11}, [ip]! + \dround q12, q13 + vld1.8 {q12-q13}, [ip]! + \dround q10, q11 + blo 0f @ AES-128: 10 rounds + vld1.8 {q10-q11}, [ip]! + beq 1f @ AES-192: 12 rounds + \dround q12, q13 + vld1.8 {q12-q13}, [ip] + \dround q10, q11 +0: \fround q12, q13, q14 + bx lr + +1: \dround q12, q13 + \fround q10, q11, q14 + bx lr + .endm + + /* + * Internal, non-AAPCS compliant functions that implement the core AES + * transforms. These should preserve all registers except q0 - q2 and ip + * Arguments: + * q0 : first in/output block + * q1 : second in/output block (_3x version only) + * q2 : third in/output block (_3x version only) + * q8 : first round key + * q9 : secound round key + * ip : address of 3rd round key + * q14 : final round key + * r3 : number of rounds + */ + .align 6 +aes_encrypt: + add ip, r2, #32 @ 3rd round key +.Laes_encrypt_tweak: + do_block enc_dround, enc_fround +ENDPROC(aes_encrypt) + + .align 6 +aes_decrypt: + add ip, r2, #32 @ 3rd round key + do_block dec_dround, dec_fround +ENDPROC(aes_decrypt) + + .align 6 +aes_encrypt_3x: + add ip, r2, #32 @ 3rd round key + do_block enc_dround_3x, enc_fround_3x +ENDPROC(aes_encrypt_3x) + + .align 6 +aes_decrypt_3x: + add ip, r2, #32 @ 3rd round key + do_block dec_dround_3x, dec_fround_3x +ENDPROC(aes_decrypt_3x) + + .macro prepare_key, rk, rounds + add ip, \rk, \rounds, lsl #4 + vld1.8 {q8-q9}, [\rk] @ load first 2 round keys + vld1.8 {q14}, [ip] @ load last round key + .endm + + /* + * aes_ecb_encrypt(u8 out[], u8 const in[], u8 const rk[], int rounds, + * int blocks) + * aes_ecb_decrypt(u8 out[], u8 const in[], u8 const rk[], int rounds, + * int blocks) + */ +ENTRY(ce_aes_ecb_encrypt) + push {r4, lr} + ldr r4, [sp, #8] + prepare_key r2, r3 +.Lecbencloop3x: + subs r4, r4, #3 + bmi .Lecbenc1x + vld1.8 {q0-q1}, [r1, :64]! + vld1.8 {q2}, [r1, :64]! + bl aes_encrypt_3x + vst1.8 {q0-q1}, [r0, :64]! + vst1.8 {q2}, [r0, :64]! + b .Lecbencloop3x +.Lecbenc1x: + adds r4, r4, #3 + beq .Lecbencout +.Lecbencloop: + vld1.8 {q0}, [r1, :64]! + bl aes_encrypt + vst1.8 {q0}, [r0, :64]! + subs r4, r4, #1 + bne .Lecbencloop +.Lecbencout: + pop {r4, pc} +ENDPROC(ce_aes_ecb_encrypt) + +ENTRY(ce_aes_ecb_decrypt) + push {r4, lr} + ldr r4, [sp, #8] + prepare_key r2, r3 +.Lecbdecloop3x: + subs r4, r4, #3 + bmi .Lecbdec1x + vld1.8 {q0-q1}, [r1, :64]! + vld1.8 {q2}, [r1, :64]! + bl aes_decrypt_3x + vst1.8 {q0-q1}, [r0, :64]! + vst1.8 {q2}, [r0, :64]! + b .Lecbdecloop3x +.Lecbdec1x: + adds r4, r4, #3 + beq .Lecbdecout +.Lecbdecloop: + vld1.8 {q0}, [r1, :64]! + bl aes_decrypt + vst1.8 {q0}, [r0, :64]! + subs r4, r4, #1 + bne .Lecbdecloop +.Lecbdecout: + pop {r4, pc} +ENDPROC(ce_aes_ecb_decrypt) + + /* + * aes_cbc_encrypt(u8 out[], u8 const in[], u8 const rk[], int rounds, + * int blocks, u8 iv[]) + * aes_cbc_decrypt(u8 out[], u8 const in[], u8 const rk[], int rounds, + * int blocks, u8 iv[]) + */ +ENTRY(ce_aes_cbc_encrypt) + push {r4-r6, lr} + ldrd r4, r5, [sp, #16] + vld1.8 {q0}, [r5] + prepare_key r2, r3 +.Lcbcencloop: + vld1.8 {q1}, [r1, :64]! @ get next pt block + veor q0, q0, q1 @ ..and xor with iv + bl aes_encrypt + vst1.8 {q0}, [r0, :64]! + subs r4, r4, #1 + bne .Lcbcencloop + vst1.8 {q0}, [r5] + pop {r4-r6, pc} +ENDPROC(ce_aes_cbc_encrypt) + +ENTRY(ce_aes_cbc_decrypt) + push {r4-r6, lr} + ldrd r4, r5, [sp, #16] + vld1.8 {q6}, [r5] @ keep iv in q6 + prepare_key r2, r3 +.Lcbcdecloop3x: + subs r4, r4, #3 + bmi .Lcbcdec1x + vld1.8 {q0-q1}, [r1, :64]! + vld1.8 {q2}, [r1, :64]! + vmov q3, q0 + vmov q4, q1 + vmov q5, q2 + bl aes_decrypt_3x + veor q0, q0, q6 + veor q1, q1, q3 + veor q2, q2, q4 + vmov q6, q5 + vst1.8 {q0-q1}, [r0, :64]! + vst1.8 {q2}, [r0, :64]! + b .Lcbcdecloop3x +.Lcbcdec1x: + adds r4, r4, #3 + beq .Lcbcdecout + vmov q15, q14 @ preserve last round key +.Lcbcdecloop: + vld1.8 {q0}, [r1, :64]! @ get next ct block + veor q14, q15, q6 @ combine prev ct with last key + vmov q6, q0 + bl aes_decrypt + vst1.8 {q0}, [r0, :64]! + subs r4, r4, #1 + bne .Lcbcdecloop +.Lcbcdecout: + vst1.8 {q6}, [r5] @ keep iv in q6 + pop {r4-r6, pc} +ENDPROC(ce_aes_cbc_decrypt) + + /* + * aes_ctr_encrypt(u8 out[], u8 const in[], u8 const rk[], int rounds, + * int blocks, u8 ctr[]) + */ +ENTRY(ce_aes_ctr_encrypt) + push {r4-r6, lr} + ldrd r4, r5, [sp, #16] + vld1.8 {q6}, [r5] @ load ctr + prepare_key r2, r3 + vmov r6, s27 @ keep swabbed ctr in r6 + rev r6, r6 + cmn r6, r4 @ 32 bit overflow? + bcs .Lctrloop +.Lctrloop3x: + subs r4, r4, #3 + bmi .Lctr1x + add r6, r6, #1 + vmov q0, q6 + vmov q1, q6 + rev ip, r6 + add r6, r6, #1 + vmov q2, q6 + vmov s7, ip + rev ip, r6 + add r6, r6, #1 + vmov s11, ip + vld1.8 {q3-q4}, [r1, :64]! + vld1.8 {q5}, [r1, :64]! + bl aes_encrypt_3x + veor q0, q0, q3 + veor q1, q1, q4 + veor q2, q2, q5 + rev ip, r6 + vst1.8 {q0-q1}, [r0, :64]! + vst1.8 {q2}, [r0, :64]! + vmov s27, ip + b .Lctrloop3x +.Lctr1x: + adds r4, r4, #3 + beq .Lctrout +.Lctrloop: + vmov q0, q6 + bl aes_encrypt + subs r4, r4, #1 + bmi .Lctrhalfblock @ blocks < 0 means 1/2 block + vld1.8 {q3}, [r1, :64]! + veor q3, q0, q3 + vst1.8 {q3}, [r0, :64]! + + adds r6, r6, #1 @ increment BE ctr + rev ip, r6 + vmov s27, ip + bcs .Lctrcarry + teq r4, #0 + bne .Lctrloop +.Lctrout: + vst1.8 {q6}, [r5] + pop {r4-r6, pc} + +.Lctrhalfblock: + vld1.8 {d1}, [r1, :64] + veor d0, d0, d1 + vst1.8 {d0}, [r0, :64] + pop {r4-r6, pc} + +.Lctrcarry: + .irp sreg, s26, s25, s24 + vmov ip, \sreg @ load next word of ctr + rev ip, ip @ ... to handle the carry + adds ip, ip, #1 + rev ip, ip + vmov \sreg, ip + bcc 0f + .endr +0: teq r4, #0 + beq .Lctrout + b .Lctrloop +ENDPROC(ce_aes_ctr_encrypt) + + /* + * aes_xts_encrypt(u8 out[], u8 const in[], u8 const rk1[], int rounds, + * int blocks, u8 iv[], u8 const rk2[], int first) + * aes_xts_decrypt(u8 out[], u8 const in[], u8 const rk1[], int rounds, + * int blocks, u8 iv[], u8 const rk2[], int first) + */ + + .macro next_tweak, out, in, const, tmp + vshr.s64 \tmp, \in, #63 + vand \tmp, \tmp, \const + vadd.u64 \out, \in, \in + vext.8 \tmp, \tmp, \tmp, #8 + veor \out, \out, \tmp + .endm + + .align 3 +.Lxts_mul_x: + .quad 1, 0x87 + +ce_aes_xts_init: + vldr d14, .Lxts_mul_x + vldr d15, .Lxts_mul_x + 8 + + ldrd r4, r5, [sp, #16] @ load args + ldr r6, [sp, #28] + vld1.8 {q0}, [r5] @ load iv + teq r6, #1 @ start of a block? + bxne lr + + @ Encrypt the IV in q0 with the second AES key. This should only + @ be done at the start of a block. + ldr r6, [sp, #24] @ load AES key 2 + prepare_key r6, r3 + add ip, r6, #32 @ 3rd round key of key 2 + b .Laes_encrypt_tweak @ tail call +ENDPROC(ce_aes_xts_init) + +ENTRY(ce_aes_xts_encrypt) + push {r4-r6, lr} + + bl ce_aes_xts_init @ run shared prologue + prepare_key r2, r3 + vmov q3, q0 + + teq r6, #0 @ start of a block? + bne .Lxtsenc3x + +.Lxtsencloop3x: + next_tweak q3, q3, q7, q6 +.Lxtsenc3x: + subs r4, r4, #3 + bmi .Lxtsenc1x + vld1.8 {q0-q1}, [r1, :64]! @ get 3 pt blocks + vld1.8 {q2}, [r1, :64]! + next_tweak q4, q3, q7, q6 + veor q0, q0, q3 + next_tweak q5, q4, q7, q6 + veor q1, q1, q4 + veor q2, q2, q5 + bl aes_encrypt_3x + veor q0, q0, q3 + veor q1, q1, q4 + veor q2, q2, q5 + vst1.8 {q0-q1}, [r0, :64]! @ write 3 ct blocks + vst1.8 {q2}, [r0, :64]! + vmov q3, q5 + teq r4, #0 + beq .Lxtsencout + b .Lxtsencloop3x +.Lxtsenc1x: + adds r4, r4, #3 + beq .Lxtsencout +.Lxtsencloop: + vld1.8 {q0}, [r1, :64]! + veor q0, q0, q3 + bl aes_encrypt + veor q0, q0, q3 + vst1.8 {q0}, [r0, :64]! + subs r4, r4, #1 + beq .Lxtsencout + next_tweak q3, q3, q7, q6 + b .Lxtsencloop +.Lxtsencout: + vst1.8 {q3}, [r5] + pop {r4-r6, pc} +ENDPROC(ce_aes_xts_encrypt) + + +ENTRY(ce_aes_xts_decrypt) + push {r4-r6, lr} + + bl ce_aes_xts_init @ run shared prologue + prepare_key r2, r3 + vmov q3, q0 + + teq r6, #0 @ start of a block? + bne .Lxtsdec3x + +.Lxtsdecloop3x: + next_tweak q3, q3, q7, q6 +.Lxtsdec3x: + subs r4, r4, #3 + bmi .Lxtsdec1x + vld1.8 {q0-q1}, [r1, :64]! @ get 3 ct blocks + vld1.8 {q2}, [r1, :64]! + next_tweak q4, q3, q7, q6 + veor q0, q0, q3 + next_tweak q5, q4, q7, q6 + veor q1, q1, q4 + veor q2, q2, q5 + bl aes_decrypt_3x + veor q0, q0, q3 + veor q1, q1, q4 + veor q2, q2, q5 + vst1.8 {q0-q1}, [r0, :64]! @ write 3 pt blocks + vst1.8 {q2}, [r0, :64]! + vmov q3, q5 + teq r4, #0 + beq .Lxtsdecout + b .Lxtsdecloop3x +.Lxtsdec1x: + adds r4, r4, #3 + beq .Lxtsdecout +.Lxtsdecloop: + vld1.8 {q0}, [r1, :64]! + veor q0, q0, q3 + add ip, r2, #32 @ 3rd round key + bl aes_decrypt + veor q0, q0, q3 + vst1.8 {q0}, [r0, :64]! + subs r4, r4, #1 + beq .Lxtsdecout + next_tweak q3, q3, q7, q6 + b .Lxtsdecloop +.Lxtsdecout: + vst1.8 {q3}, [r5] + pop {r4-r6, pc} +ENDPROC(ce_aes_xts_decrypt) + + /* + * u32 ce_aes_sub(u32 input) - use the aese instruction to perform the + * AES sbox substitution on each byte in + * 'input' + */ +ENTRY(ce_aes_sub) + vdup.32 q1, r0 + veor q0, q0, q0 + aese.8 q0, q1 + vmov r0, s0 + bx lr +ENDPROC(ce_aes_sub) + + /* + * void ce_aes_invert(u8 *dst, u8 *src) - perform the Inverse MixColumns + * operation on round key *src + */ +ENTRY(ce_aes_invert) + vld1.8 {q0}, [r1] + aesimc.8 q0, q0 + vst1.8 {q0}, [r0] + bx lr +ENDPROC(ce_aes_invert) diff --git a/arch/arm/crypto/aes-ce-glue.c b/arch/arm/crypto/aes-ce-glue.c new file mode 100644 index 0000000..b445a5d --- /dev/null +++ b/arch/arm/crypto/aes-ce-glue.c @@ -0,0 +1,524 @@ +/* + * aes-ce-glue.c - wrapper code for ARMv8 AES + * + * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <asm/hwcap.h> +#include <asm/neon.h> +#include <asm/hwcap.h> +#include <crypto/aes.h> +#include <crypto/ablk_helper.h> +#include <crypto/algapi.h> +#include <linux/module.h> + +MODULE_DESCRIPTION("AES-ECB/CBC/CTR/XTS using ARMv8 Crypto Extensions"); +MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); +MODULE_LICENSE("GPL v2"); + +/* defined in aes-ce-core.S */ +asmlinkage u32 ce_aes_sub(u32 input); +asmlinkage void ce_aes_invert(void *dst, void *src); + +asmlinkage void ce_aes_ecb_encrypt(u8 out[], u8 const in[], u8 const rk[], + int rounds, int blocks); +asmlinkage void ce_aes_ecb_decrypt(u8 out[], u8 const in[], u8 const rk[], + int rounds, int blocks); + +asmlinkage void ce_aes_cbc_encrypt(u8 out[], u8 const in[], u8 const rk[], + int rounds, int blocks, u8 iv[]); +asmlinkage void ce_aes_cbc_decrypt(u8 out[], u8 const in[], u8 const rk[], + int rounds, int blocks, u8 iv[]); + +asmlinkage void ce_aes_ctr_encrypt(u8 out[], u8 const in[], u8 const rk[], + int rounds, int blocks, u8 ctr[]); + +asmlinkage void ce_aes_xts_encrypt(u8 out[], u8 const in[], u8 const rk1[], + int rounds, int blocks, u8 iv[], + u8 const rk2[], int first); +asmlinkage void ce_aes_xts_decrypt(u8 out[], u8 const in[], u8 const rk1[], + int rounds, int blocks, u8 iv[], + u8 const rk2[], int first); + +struct aes_block { + u8 b[AES_BLOCK_SIZE]; +}; + +static int num_rounds(struct crypto_aes_ctx *ctx) +{ + /* + * # of rounds specified by AES: + * 128 bit key 10 rounds + * 192 bit key 12 rounds + * 256 bit key 14 rounds + * => n byte key => 6 + (n/4) rounds + */ + return 6 + ctx->key_length / 4; +} + +static int ce_aes_expandkey(struct crypto_aes_ctx *ctx, const u8 *in_key, + unsigned int key_len) +{ + /* + * The AES key schedule round constants + */ + static u8 const rcon[] = { + 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, + }; + + u32 kwords = key_len / sizeof(u32); + struct aes_block *key_enc, *key_dec; + int i, j; + + if (key_len != AES_KEYSIZE_128 && + key_len != AES_KEYSIZE_192 && + key_len != AES_KEYSIZE_256) + return -EINVAL; + + memcpy(ctx->key_enc, in_key, key_len); + ctx->key_length = key_len; + + kernel_neon_begin(); + for (i = 0; i < sizeof(rcon); i++) { + u32 *rki = ctx->key_enc + (i * kwords); + u32 *rko = rki + kwords; + + rko[0] = ror32(ce_aes_sub(rki[kwords - 1]), 8); + rko[0] = rko[0] ^ rki[0] ^ rcon[i]; + rko[1] = rko[0] ^ rki[1]; + rko[2] = rko[1] ^ rki[2]; + rko[3] = rko[2] ^ rki[3]; + + if (key_len == AES_KEYSIZE_192) { + if (i >= 7) + break; + rko[4] = rko[3] ^ rki[4]; + rko[5] = rko[4] ^ rki[5]; + } else if (key_len == AES_KEYSIZE_256) { + if (i >= 6) + break; + rko[4] = ce_aes_sub(rko[3]) ^ rki[4]; + rko[5] = rko[4] ^ rki[5]; + rko[6] = rko[5] ^ rki[6]; + rko[7] = rko[6] ^ rki[7]; + } + } + + /* + * Generate the decryption keys for the Equivalent Inverse Cipher. + * This involves reversing the order of the round keys, and applying + * the Inverse Mix Columns transformation on all but the first and + * the last one. + */ + key_enc = (struct aes_block *)ctx->key_enc; + key_dec = (struct aes_block *)ctx->key_dec; + j = num_rounds(ctx); + + key_dec[0] = key_enc[j]; + for (i = 1, j--; j > 0; i++, j--) + ce_aes_invert(key_dec + i, key_enc + j); + key_dec[i] = key_enc[0]; + + kernel_neon_end(); + return 0; +} + +static int ce_aes_setkey(struct crypto_tfm *tfm, const u8 *in_key, + unsigned int key_len) +{ + struct crypto_aes_ctx *ctx = crypto_tfm_ctx(tfm); + int ret; + + ret = ce_aes_expandkey(ctx, in_key, key_len); + if (!ret) + return 0; + + tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN; + return -EINVAL; +} + +struct crypto_aes_xts_ctx { + struct crypto_aes_ctx key1; + struct crypto_aes_ctx __aligned(8) key2; +}; + +static int xts_set_key(struct crypto_tfm *tfm, const u8 *in_key, + unsigned int key_len) +{ + struct crypto_aes_xts_ctx *ctx = crypto_tfm_ctx(tfm); + int ret; + + ret = ce_aes_expandkey(&ctx->key1, in_key, key_len / 2); + if (!ret) + ret = ce_aes_expandkey(&ctx->key2, &in_key[key_len / 2], + key_len / 2); + if (!ret) + return 0; + + tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN; + return -EINVAL; +} + +static int ecb_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, + struct scatterlist *src, unsigned int nbytes) +{ + struct crypto_aes_ctx *ctx = crypto_blkcipher_ctx(desc->tfm); + struct blkcipher_walk walk; + unsigned int blocks; + int err; + + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt(desc, &walk); + + kernel_neon_begin(); + while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) { + ce_aes_ecb_encrypt(walk.dst.virt.addr, walk.src.virt.addr, + (u8 *)ctx->key_enc, num_rounds(ctx), blocks); + err = blkcipher_walk_done(desc, &walk, + walk.nbytes % AES_BLOCK_SIZE); + } + kernel_neon_end(); + return err; +} + +static int ecb_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst, + struct scatterlist *src, unsigned int nbytes) +{ + struct crypto_aes_ctx *ctx = crypto_blkcipher_ctx(desc->tfm); + struct blkcipher_walk walk; + unsigned int blocks; + int err; + + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt(desc, &walk); + + kernel_neon_begin(); + while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) { + ce_aes_ecb_decrypt(walk.dst.virt.addr, walk.src.virt.addr, + (u8 *)ctx->key_dec, num_rounds(ctx), blocks); + err = blkcipher_walk_done(desc, &walk, + walk.nbytes % AES_BLOCK_SIZE); + } + kernel_neon_end(); + return err; +} + +static int cbc_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, + struct scatterlist *src, unsigned int nbytes) +{ + struct crypto_aes_ctx *ctx = crypto_blkcipher_ctx(desc->tfm); + struct blkcipher_walk walk; + unsigned int blocks; + int err; + + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt(desc, &walk); + + kernel_neon_begin(); + while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) { + ce_aes_cbc_encrypt(walk.dst.virt.addr, walk.src.virt.addr, + (u8 *)ctx->key_enc, num_rounds(ctx), blocks, + walk.iv); + err = blkcipher_walk_done(desc, &walk, + walk.nbytes % AES_BLOCK_SIZE); + } + kernel_neon_end(); + return err; +} + +static int cbc_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst, + struct scatterlist *src, unsigned int nbytes) +{ + struct crypto_aes_ctx *ctx = crypto_blkcipher_ctx(desc->tfm); + struct blkcipher_walk walk; + unsigned int blocks; + int err; + + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt(desc, &walk); + + kernel_neon_begin(); + while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) { + ce_aes_cbc_decrypt(walk.dst.virt.addr, walk.src.virt.addr, + (u8 *)ctx->key_dec, num_rounds(ctx), blocks, + walk.iv); + err = blkcipher_walk_done(desc, &walk, + walk.nbytes % AES_BLOCK_SIZE); + } + kernel_neon_end(); + return err; +} + +static int ctr_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, + struct scatterlist *src, unsigned int nbytes) +{ + struct crypto_aes_ctx *ctx = crypto_blkcipher_ctx(desc->tfm); + struct blkcipher_walk walk; + int err, blocks; + + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt_block(desc, &walk, AES_BLOCK_SIZE); + + kernel_neon_begin(); + while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) { + ce_aes_ctr_encrypt(walk.dst.virt.addr, walk.src.virt.addr, + (u8 *)ctx->key_enc, num_rounds(ctx), blocks, + walk.iv); + nbytes -= blocks * AES_BLOCK_SIZE; + if (nbytes && nbytes == walk.nbytes % AES_BLOCK_SIZE) + break; + err = blkcipher_walk_done(desc, &walk, + walk.nbytes % AES_BLOCK_SIZE); + } + if (nbytes) { + u8 *tdst = walk.dst.virt.addr + blocks * AES_BLOCK_SIZE; + u8 *tsrc = walk.src.virt.addr + blocks * AES_BLOCK_SIZE; + u8 __aligned(8) tail[AES_BLOCK_SIZE]; + + /* + * Minimum alignment is 8 bytes, so if nbytes is <= 8, we need + * to tell aes_ctr_encrypt() to only read half a block. + */ + blocks = (nbytes <= 8) ? -1 : 1; + + ce_aes_ctr_encrypt(tail, tsrc, (u8 *)ctx->key_enc, + num_rounds(ctx), blocks, walk.iv); + memcpy(tdst, tail, nbytes); + err = blkcipher_walk_done(desc, &walk, 0); + } + kernel_neon_end(); + + return err; +} + +static int xts_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, + struct scatterlist *src, unsigned int nbytes) +{ + struct crypto_aes_xts_ctx *ctx = crypto_blkcipher_ctx(desc->tfm); + int err, first, rounds = num_rounds(&ctx->key1); + struct blkcipher_walk walk; + unsigned int blocks; + + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt(desc, &walk); + + kernel_neon_begin(); + for (first = 1; (blocks = (walk.nbytes / AES_BLOCK_SIZE)); first = 0) { + ce_aes_xts_encrypt(walk.dst.virt.addr, walk.src.virt.addr, + (u8 *)ctx->key1.key_enc, rounds, blocks, + walk.iv, (u8 *)ctx->key2.key_enc, first); + err = blkcipher_walk_done(desc, &walk, + walk.nbytes % AES_BLOCK_SIZE); + } + kernel_neon_end(); + + return err; +} + +static int xts_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst, + struct scatterlist *src, unsigned int nbytes) +{ + struct crypto_aes_xts_ctx *ctx = crypto_blkcipher_ctx(desc->tfm); + int err, first, rounds = num_rounds(&ctx->key1); + struct blkcipher_walk walk; + unsigned int blocks; + + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt(desc, &walk); + + kernel_neon_begin(); + for (first = 1; (blocks = (walk.nbytes / AES_BLOCK_SIZE)); first = 0) { + ce_aes_xts_decrypt(walk.dst.virt.addr, walk.src.virt.addr, + (u8 *)ctx->key1.key_dec, rounds, blocks, + walk.iv, (u8 *)ctx->key2.key_enc, first); + err = blkcipher_walk_done(desc, &walk, + walk.nbytes % AES_BLOCK_SIZE); + } + kernel_neon_end(); + + return err; +} + +static struct crypto_alg aes_algs[] = { { + .cra_name = "__ecb-aes-ce", + .cra_driver_name = "__driver-ecb-aes-ce", + .cra_priority = 0, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_INTERNAL, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct crypto_aes_ctx), + .cra_alignmask = 7, + .cra_type = &crypto_blkcipher_type, + .cra_module = THIS_MODULE, + .cra_blkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = ce_aes_setkey, + .encrypt = ecb_encrypt, + .decrypt = ecb_decrypt, + }, +}, { + .cra_name = "__cbc-aes-ce", + .cra_driver_name = "__driver-cbc-aes-ce", + .cra_priority = 0, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_INTERNAL, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct crypto_aes_ctx), + .cra_alignmask = 7, + .cra_type = &crypto_blkcipher_type, + .cra_module = THIS_MODULE, + .cra_blkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = ce_aes_setkey, + .encrypt = cbc_encrypt, + .decrypt = cbc_decrypt, + }, +}, { + .cra_name = "__ctr-aes-ce", + .cra_driver_name = "__driver-ctr-aes-ce", + .cra_priority = 0, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_INTERNAL, + .cra_blocksize = 1, + .cra_ctxsize = sizeof(struct crypto_aes_ctx), + .cra_alignmask = 7, + .cra_type = &crypto_blkcipher_type, + .cra_module = THIS_MODULE, + .cra_blkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = ce_aes_setkey, + .encrypt = ctr_encrypt, + .decrypt = ctr_encrypt, + }, +}, { + .cra_name = "__xts-aes-ce", + .cra_driver_name = "__driver-xts-aes-ce", + .cra_priority = 0, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_INTERNAL, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct crypto_aes_xts_ctx), + .cra_alignmask = 7, + .cra_type = &crypto_blkcipher_type, + .cra_module = THIS_MODULE, + .cra_blkcipher = { + .min_keysize = 2 * AES_MIN_KEY_SIZE, + .max_keysize = 2 * AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = xts_set_key, + .encrypt = xts_encrypt, + .decrypt = xts_decrypt, + }, +}, { + .cra_name = "ecb(aes)", + .cra_driver_name = "ecb-aes-ce", + .cra_priority = 300, + .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER|CRYPTO_ALG_ASYNC, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct async_helper_ctx), + .cra_alignmask = 7, + .cra_type = &crypto_ablkcipher_type, + .cra_module = THIS_MODULE, + .cra_init = ablk_init, + .cra_exit = ablk_exit, + .cra_ablkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = ablk_set_key, + .encrypt = ablk_encrypt, + .decrypt = ablk_decrypt, + } +}, { + .cra_name = "cbc(aes)", + .cra_driver_name = "cbc-aes-ce", + .cra_priority = 300, + .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER|CRYPTO_ALG_ASYNC, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct async_helper_ctx), + .cra_alignmask = 7, + .cra_type = &crypto_ablkcipher_type, + .cra_module = THIS_MODULE, + .cra_init = ablk_init, + .cra_exit = ablk_exit, + .cra_ablkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = ablk_set_key, + .encrypt = ablk_encrypt, + .decrypt = ablk_decrypt, + } +}, { + .cra_name = "ctr(aes)", + .cra_driver_name = "ctr-aes-ce", + .cra_priority = 300, + .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER|CRYPTO_ALG_ASYNC, + .cra_blocksize = 1, + .cra_ctxsize = sizeof(struct async_helper_ctx), + .cra_alignmask = 7, + .cra_type = &crypto_ablkcipher_type, + .cra_module = THIS_MODULE, + .cra_init = ablk_init, + .cra_exit = ablk_exit, + .cra_ablkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = ablk_set_key, + .encrypt = ablk_encrypt, + .decrypt = ablk_decrypt, + } +}, { + .cra_name = "xts(aes)", + .cra_driver_name = "xts-aes-ce", + .cra_priority = 300, + .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER|CRYPTO_ALG_ASYNC, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct async_helper_ctx), + .cra_alignmask = 7, + .cra_type = &crypto_ablkcipher_type, + .cra_module = THIS_MODULE, + .cra_init = ablk_init, + .cra_exit = ablk_exit, + .cra_ablkcipher = { + .min_keysize = 2 * AES_MIN_KEY_SIZE, + .max_keysize = 2 * AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = ablk_set_key, + .encrypt = ablk_encrypt, + .decrypt = ablk_decrypt, + } +} }; + +static int __init aes_init(void) +{ + if (!(elf_hwcap2 & HWCAP2_AES)) + return -ENODEV; + return crypto_register_algs(aes_algs, ARRAY_SIZE(aes_algs)); +} + +static void __exit aes_exit(void) +{ + crypto_unregister_algs(aes_algs, ARRAY_SIZE(aes_algs)); +} + +module_init(aes_init); +module_exit(aes_exit); diff --git a/arch/arm/crypto/aesbs-core.S_shipped b/arch/arm/crypto/aesbs-core.S_shipped index 71e5fc7..1d1800f 100644 --- a/arch/arm/crypto/aesbs-core.S_shipped +++ b/arch/arm/crypto/aesbs-core.S_shipped @@ -58,14 +58,18 @@ # define VFP_ABI_FRAME 0 # define BSAES_ASM_EXTENDED_KEY # define XTS_CHAIN_TWEAK -# define __ARM_ARCH__ 7 +# define __ARM_ARCH__ __LINUX_ARM_ARCH__ +# define __ARM_MAX_ARCH__ 7 #endif #ifdef __thumb__ # define adrl adr #endif -#if __ARM_ARCH__>=7 +#if __ARM_MAX_ARCH__>=7 +.arch armv7-a +.fpu neon + .text .syntax unified @ ARMv7-capable assembler is expected to handle this #ifdef __thumb2__ @@ -74,8 +78,6 @@ .code 32 #endif -.fpu neon - .type _bsaes_decrypt8,%function .align 4 _bsaes_decrypt8: @@ -2095,9 +2097,11 @@ bsaes_xts_decrypt: vld1.8 {q8}, [r0] @ initial tweak adr r2, .Lxts_magic +#ifndef XTS_CHAIN_TWEAK tst r9, #0xf @ if not multiple of 16 it ne @ Thumb2 thing, sanity check in ARM subne r9, #0x10 @ subtract another 16 bytes +#endif subs r9, #0x80 blo .Lxts_dec_short diff --git a/arch/arm/crypto/aesbs-glue.c b/arch/arm/crypto/aesbs-glue.c index 15468fb..6d68529 100644 --- a/arch/arm/crypto/aesbs-glue.c +++ b/arch/arm/crypto/aesbs-glue.c @@ -301,7 +301,8 @@ static struct crypto_alg aesbs_algs[] = { { .cra_name = "__cbc-aes-neonbs", .cra_driver_name = "__driver-cbc-aes-neonbs", .cra_priority = 0, - .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_INTERNAL, .cra_blocksize = AES_BLOCK_SIZE, .cra_ctxsize = sizeof(struct aesbs_cbc_ctx), .cra_alignmask = 7, @@ -319,7 +320,8 @@ static struct crypto_alg aesbs_algs[] = { { .cra_name = "__ctr-aes-neonbs", .cra_driver_name = "__driver-ctr-aes-neonbs", .cra_priority = 0, - .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_INTERNAL, .cra_blocksize = 1, .cra_ctxsize = sizeof(struct aesbs_ctr_ctx), .cra_alignmask = 7, @@ -337,7 +339,8 @@ static struct crypto_alg aesbs_algs[] = { { .cra_name = "__xts-aes-neonbs", .cra_driver_name = "__driver-xts-aes-neonbs", .cra_priority = 0, - .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_INTERNAL, .cra_blocksize = AES_BLOCK_SIZE, .cra_ctxsize = sizeof(struct aesbs_xts_ctx), .cra_alignmask = 7, diff --git a/arch/arm/crypto/bsaes-armv7.pl b/arch/arm/crypto/bsaes-armv7.pl index be068db..a4d3856 100644 --- a/arch/arm/crypto/bsaes-armv7.pl +++ b/arch/arm/crypto/bsaes-armv7.pl @@ -701,14 +701,18 @@ $code.=<<___; # define VFP_ABI_FRAME 0 # define BSAES_ASM_EXTENDED_KEY # define XTS_CHAIN_TWEAK -# define __ARM_ARCH__ 7 +# define __ARM_ARCH__ __LINUX_ARM_ARCH__ +# define __ARM_MAX_ARCH__ 7 #endif #ifdef __thumb__ # define adrl adr #endif -#if __ARM_ARCH__>=7 +#if __ARM_MAX_ARCH__>=7 +.arch armv7-a +.fpu neon + .text .syntax unified @ ARMv7-capable assembler is expected to handle this #ifdef __thumb2__ @@ -717,8 +721,6 @@ $code.=<<___; .code 32 #endif -.fpu neon - .type _bsaes_decrypt8,%function .align 4 _bsaes_decrypt8: @@ -2076,9 +2078,11 @@ bsaes_xts_decrypt: vld1.8 {@XMM[8]}, [r0] @ initial tweak adr $magic, .Lxts_magic +#ifndef XTS_CHAIN_TWEAK tst $len, #0xf @ if not multiple of 16 it ne @ Thumb2 thing, sanity check in ARM subne $len, #0x10 @ subtract another 16 bytes +#endif subs $len, #0x80 blo .Lxts_dec_short diff --git a/arch/arm/crypto/ghash-ce-core.S b/arch/arm/crypto/ghash-ce-core.S new file mode 100644 index 0000000..f6ab8bc --- /dev/null +++ b/arch/arm/crypto/ghash-ce-core.S @@ -0,0 +1,94 @@ +/* + * Accelerated GHASH implementation with ARMv8 vmull.p64 instructions. + * + * Copyright (C) 2015 Linaro Ltd. <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + + SHASH .req q0 + SHASH2 .req q1 + T1 .req q2 + T2 .req q3 + MASK .req q4 + XL .req q5 + XM .req q6 + XH .req q7 + IN1 .req q7 + + SHASH_L .req d0 + SHASH_H .req d1 + SHASH2_L .req d2 + T1_L .req d4 + MASK_L .req d8 + XL_L .req d10 + XL_H .req d11 + XM_L .req d12 + XM_H .req d13 + XH_L .req d14 + + .text + .fpu crypto-neon-fp-armv8 + + /* + * void pmull_ghash_update(int blocks, u64 dg[], const char *src, + * struct ghash_key const *k, const char *head) + */ +ENTRY(pmull_ghash_update) + vld1.64 {SHASH}, [r3] + vld1.64 {XL}, [r1] + vmov.i8 MASK, #0xe1 + vext.8 SHASH2, SHASH, SHASH, #8 + vshl.u64 MASK, MASK, #57 + veor SHASH2, SHASH2, SHASH + + /* do the head block first, if supplied */ + ldr ip, [sp] + teq ip, #0 + beq 0f + vld1.64 {T1}, [ip] + teq r0, #0 + b 1f + +0: vld1.64 {T1}, [r2]! + subs r0, r0, #1 + +1: /* multiply XL by SHASH in GF(2^128) */ +#ifndef CONFIG_CPU_BIG_ENDIAN + vrev64.8 T1, T1 +#endif + vext.8 T2, XL, XL, #8 + vext.8 IN1, T1, T1, #8 + veor T1, T1, T2 + veor XL, XL, IN1 + + vmull.p64 XH, SHASH_H, XL_H @ a1 * b1 + veor T1, T1, XL + vmull.p64 XL, SHASH_L, XL_L @ a0 * b0 + vmull.p64 XM, SHASH2_L, T1_L @ (a1 + a0)(b1 + b0) + + vext.8 T1, XL, XH, #8 + veor T2, XL, XH + veor XM, XM, T1 + veor XM, XM, T2 + vmull.p64 T2, XL_L, MASK_L + + vmov XH_L, XM_H + vmov XM_H, XL_L + + veor XL, XM, T2 + vext.8 T2, XL, XL, #8 + vmull.p64 XL, XL_L, MASK_L + veor T2, T2, XH + veor XL, XL, T2 + + bne 0b + + vst1.64 {XL}, [r1] + bx lr +ENDPROC(pmull_ghash_update) diff --git a/arch/arm/crypto/ghash-ce-glue.c b/arch/arm/crypto/ghash-ce-glue.c new file mode 100644 index 0000000..03a39fe --- /dev/null +++ b/arch/arm/crypto/ghash-ce-glue.c @@ -0,0 +1,320 @@ +/* + * Accelerated GHASH implementation with ARMv8 vmull.p64 instructions. + * + * Copyright (C) 2015 Linaro Ltd. <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include <asm/hwcap.h> +#include <asm/neon.h> +#include <asm/simd.h> +#include <asm/unaligned.h> +#include <crypto/cryptd.h> +#include <crypto/internal/hash.h> +#include <crypto/gf128mul.h> +#include <linux/crypto.h> +#include <linux/module.h> + +MODULE_DESCRIPTION("GHASH secure hash using ARMv8 Crypto Extensions"); +MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); +MODULE_LICENSE("GPL v2"); + +#define GHASH_BLOCK_SIZE 16 +#define GHASH_DIGEST_SIZE 16 + +struct ghash_key { + u64 a; + u64 b; +}; + +struct ghash_desc_ctx { + u64 digest[GHASH_DIGEST_SIZE/sizeof(u64)]; + u8 buf[GHASH_BLOCK_SIZE]; + u32 count; +}; + +struct ghash_async_ctx { + struct cryptd_ahash *cryptd_tfm; +}; + +asmlinkage void pmull_ghash_update(int blocks, u64 dg[], const char *src, + struct ghash_key const *k, const char *head); + +static int ghash_init(struct shash_desc *desc) +{ + struct ghash_desc_ctx *ctx = shash_desc_ctx(desc); + + *ctx = (struct ghash_desc_ctx){}; + return 0; +} + +static int ghash_update(struct shash_desc *desc, const u8 *src, + unsigned int len) +{ + struct ghash_desc_ctx *ctx = shash_desc_ctx(desc); + unsigned int partial = ctx->count % GHASH_BLOCK_SIZE; + + ctx->count += len; + + if ((partial + len) >= GHASH_BLOCK_SIZE) { + struct ghash_key *key = crypto_shash_ctx(desc->tfm); + int blocks; + + if (partial) { + int p = GHASH_BLOCK_SIZE - partial; + + memcpy(ctx->buf + partial, src, p); + src += p; + len -= p; + } + + blocks = len / GHASH_BLOCK_SIZE; + len %= GHASH_BLOCK_SIZE; + + kernel_neon_begin(); + pmull_ghash_update(blocks, ctx->digest, src, key, + partial ? ctx->buf : NULL); + kernel_neon_end(); + src += blocks * GHASH_BLOCK_SIZE; + partial = 0; + } + if (len) + memcpy(ctx->buf + partial, src, len); + return 0; +} + +static int ghash_final(struct shash_desc *desc, u8 *dst) +{ + struct ghash_desc_ctx *ctx = shash_desc_ctx(desc); + unsigned int partial = ctx->count % GHASH_BLOCK_SIZE; + + if (partial) { + struct ghash_key *key = crypto_shash_ctx(desc->tfm); + + memset(ctx->buf + partial, 0, GHASH_BLOCK_SIZE - partial); + kernel_neon_begin(); + pmull_ghash_update(1, ctx->digest, ctx->buf, key, NULL); + kernel_neon_end(); + } + put_unaligned_be64(ctx->digest[1], dst); + put_unaligned_be64(ctx->digest[0], dst + 8); + + *ctx = (struct ghash_desc_ctx){}; + return 0; +} + +static int ghash_setkey(struct crypto_shash *tfm, + const u8 *inkey, unsigned int keylen) +{ + struct ghash_key *key = crypto_shash_ctx(tfm); + u64 a, b; + + if (keylen != GHASH_BLOCK_SIZE) { + crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN); + return -EINVAL; + } + + /* perform multiplication by 'x' in GF(2^128) */ + b = get_unaligned_be64(inkey); + a = get_unaligned_be64(inkey + 8); + + key->a = (a << 1) | (b >> 63); + key->b = (b << 1) | (a >> 63); + + if (b >> 63) + key->b ^= 0xc200000000000000UL; + + return 0; +} + +static struct shash_alg ghash_alg = { + .digestsize = GHASH_DIGEST_SIZE, + .init = ghash_init, + .update = ghash_update, + .final = ghash_final, + .setkey = ghash_setkey, + .descsize = sizeof(struct ghash_desc_ctx), + .base = { + .cra_name = "ghash", + .cra_driver_name = "__driver-ghash-ce", + .cra_priority = 0, + .cra_flags = CRYPTO_ALG_TYPE_SHASH | CRYPTO_ALG_INTERNAL, + .cra_blocksize = GHASH_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct ghash_key), + .cra_module = THIS_MODULE, + }, +}; + +static int ghash_async_init(struct ahash_request *req) +{ + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct ghash_async_ctx *ctx = crypto_ahash_ctx(tfm); + struct ahash_request *cryptd_req = ahash_request_ctx(req); + struct cryptd_ahash *cryptd_tfm = ctx->cryptd_tfm; + + if (!may_use_simd()) { + memcpy(cryptd_req, req, sizeof(*req)); + ahash_request_set_tfm(cryptd_req, &cryptd_tfm->base); + return crypto_ahash_init(cryptd_req); + } else { + struct shash_desc *desc = cryptd_shash_desc(cryptd_req); + struct crypto_shash *child = cryptd_ahash_child(cryptd_tfm); + + desc->tfm = child; + desc->flags = req->base.flags; + return crypto_shash_init(desc); + } +} + +static int ghash_async_update(struct ahash_request *req) +{ + struct ahash_request *cryptd_req = ahash_request_ctx(req); + + if (!may_use_simd()) { + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct ghash_async_ctx *ctx = crypto_ahash_ctx(tfm); + struct cryptd_ahash *cryptd_tfm = ctx->cryptd_tfm; + + memcpy(cryptd_req, req, sizeof(*req)); + ahash_request_set_tfm(cryptd_req, &cryptd_tfm->base); + return crypto_ahash_update(cryptd_req); + } else { + struct shash_desc *desc = cryptd_shash_desc(cryptd_req); + return shash_ahash_update(req, desc); + } +} + +static int ghash_async_final(struct ahash_request *req) +{ + struct ahash_request *cryptd_req = ahash_request_ctx(req); + + if (!may_use_simd()) { + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct ghash_async_ctx *ctx = crypto_ahash_ctx(tfm); + struct cryptd_ahash *cryptd_tfm = ctx->cryptd_tfm; + + memcpy(cryptd_req, req, sizeof(*req)); + ahash_request_set_tfm(cryptd_req, &cryptd_tfm->base); + return crypto_ahash_final(cryptd_req); + } else { + struct shash_desc *desc = cryptd_shash_desc(cryptd_req); + return crypto_shash_final(desc, req->result); + } +} + +static int ghash_async_digest(struct ahash_request *req) +{ + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct ghash_async_ctx *ctx = crypto_ahash_ctx(tfm); + struct ahash_request *cryptd_req = ahash_request_ctx(req); + struct cryptd_ahash *cryptd_tfm = ctx->cryptd_tfm; + + if (!may_use_simd()) { + memcpy(cryptd_req, req, sizeof(*req)); + ahash_request_set_tfm(cryptd_req, &cryptd_tfm->base); + return crypto_ahash_digest(cryptd_req); + } else { + struct shash_desc *desc = cryptd_shash_desc(cryptd_req); + struct crypto_shash *child = cryptd_ahash_child(cryptd_tfm); + + desc->tfm = child; + desc->flags = req->base.flags; + return shash_ahash_digest(req, desc); + } +} + +static int ghash_async_setkey(struct crypto_ahash *tfm, const u8 *key, + unsigned int keylen) +{ + struct ghash_async_ctx *ctx = crypto_ahash_ctx(tfm); + struct crypto_ahash *child = &ctx->cryptd_tfm->base; + int err; + + crypto_ahash_clear_flags(child, CRYPTO_TFM_REQ_MASK); + crypto_ahash_set_flags(child, crypto_ahash_get_flags(tfm) + & CRYPTO_TFM_REQ_MASK); + err = crypto_ahash_setkey(child, key, keylen); + crypto_ahash_set_flags(tfm, crypto_ahash_get_flags(child) + & CRYPTO_TFM_RES_MASK); + + return err; +} + +static int ghash_async_init_tfm(struct crypto_tfm *tfm) +{ + struct cryptd_ahash *cryptd_tfm; + struct ghash_async_ctx *ctx = crypto_tfm_ctx(tfm); + + cryptd_tfm = cryptd_alloc_ahash("__driver-ghash-ce", + CRYPTO_ALG_INTERNAL, + CRYPTO_ALG_INTERNAL); + if (IS_ERR(cryptd_tfm)) + return PTR_ERR(cryptd_tfm); + ctx->cryptd_tfm = cryptd_tfm; + crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm), + sizeof(struct ahash_request) + + crypto_ahash_reqsize(&cryptd_tfm->base)); + + return 0; +} + +static void ghash_async_exit_tfm(struct crypto_tfm *tfm) +{ + struct ghash_async_ctx *ctx = crypto_tfm_ctx(tfm); + + cryptd_free_ahash(ctx->cryptd_tfm); +} + +static struct ahash_alg ghash_async_alg = { + .init = ghash_async_init, + .update = ghash_async_update, + .final = ghash_async_final, + .setkey = ghash_async_setkey, + .digest = ghash_async_digest, + .halg.digestsize = GHASH_DIGEST_SIZE, + .halg.base = { + .cra_name = "ghash", + .cra_driver_name = "ghash-ce", + .cra_priority = 300, + .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC, + .cra_blocksize = GHASH_BLOCK_SIZE, + .cra_type = &crypto_ahash_type, + .cra_ctxsize = sizeof(struct ghash_async_ctx), + .cra_module = THIS_MODULE, + .cra_init = ghash_async_init_tfm, + .cra_exit = ghash_async_exit_tfm, + }, +}; + +static int __init ghash_ce_mod_init(void) +{ + int err; + + if (!(elf_hwcap2 & HWCAP2_PMULL)) + return -ENODEV; + + err = crypto_register_shash(&ghash_alg); + if (err) + return err; + err = crypto_register_ahash(&ghash_async_alg); + if (err) + goto err_shash; + + return 0; + +err_shash: + crypto_unregister_shash(&ghash_alg); + return err; +} + +static void __exit ghash_ce_mod_exit(void) +{ + crypto_unregister_ahash(&ghash_async_alg); + crypto_unregister_shash(&ghash_alg); +} + +module_init(ghash_ce_mod_init); +module_exit(ghash_ce_mod_exit); diff --git a/arch/arm/crypto/sha1-ce-core.S b/arch/arm/crypto/sha1-ce-core.S new file mode 100644 index 0000000..b623f51 --- /dev/null +++ b/arch/arm/crypto/sha1-ce-core.S @@ -0,0 +1,125 @@ +/* + * sha1-ce-core.S - SHA-1 secure hash using ARMv8 Crypto Extensions + * + * Copyright (C) 2015 Linaro Ltd. + * Author: Ard Biesheuvel <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + + .text + .fpu crypto-neon-fp-armv8 + + k0 .req q0 + k1 .req q1 + k2 .req q2 + k3 .req q3 + + ta0 .req q4 + ta1 .req q5 + tb0 .req q5 + tb1 .req q4 + + dga .req q6 + dgb .req q7 + dgbs .req s28 + + dg0 .req q12 + dg1a0 .req q13 + dg1a1 .req q14 + dg1b0 .req q14 + dg1b1 .req q13 + + .macro add_only, op, ev, rc, s0, dg1 + .ifnb \s0 + vadd.u32 tb\ev, q\s0, \rc + .endif + sha1h.32 dg1b\ev, dg0 + .ifb \dg1 + sha1\op\().32 dg0, dg1a\ev, ta\ev + .else + sha1\op\().32 dg0, \dg1, ta\ev + .endif + .endm + + .macro add_update, op, ev, rc, s0, s1, s2, s3, dg1 + sha1su0.32 q\s0, q\s1, q\s2 + add_only \op, \ev, \rc, \s1, \dg1 + sha1su1.32 q\s0, q\s3 + .endm + + .align 6 +.Lsha1_rcon: + .word 0x5a827999, 0x5a827999, 0x5a827999, 0x5a827999 + .word 0x6ed9eba1, 0x6ed9eba1, 0x6ed9eba1, 0x6ed9eba1 + .word 0x8f1bbcdc, 0x8f1bbcdc, 0x8f1bbcdc, 0x8f1bbcdc + .word 0xca62c1d6, 0xca62c1d6, 0xca62c1d6, 0xca62c1d6 + + /* + * void sha1_ce_transform(struct sha1_state *sst, u8 const *src, + * int blocks); + */ +ENTRY(sha1_ce_transform) + /* load round constants */ + adr ip, .Lsha1_rcon + vld1.32 {k0-k1}, [ip, :128]! + vld1.32 {k2-k3}, [ip, :128] + + /* load state */ + vld1.32 {dga}, [r0] + vldr dgbs, [r0, #16] + + /* load input */ +0: vld1.32 {q8-q9}, [r1]! + vld1.32 {q10-q11}, [r1]! + subs r2, r2, #1 + +#ifndef CONFIG_CPU_BIG_ENDIAN + vrev32.8 q8, q8 + vrev32.8 q9, q9 + vrev32.8 q10, q10 + vrev32.8 q11, q11 +#endif + + vadd.u32 ta0, q8, k0 + vmov dg0, dga + + add_update c, 0, k0, 8, 9, 10, 11, dgb + add_update c, 1, k0, 9, 10, 11, 8 + add_update c, 0, k0, 10, 11, 8, 9 + add_update c, 1, k0, 11, 8, 9, 10 + add_update c, 0, k1, 8, 9, 10, 11 + + add_update p, 1, k1, 9, 10, 11, 8 + add_update p, 0, k1, 10, 11, 8, 9 + add_update p, 1, k1, 11, 8, 9, 10 + add_update p, 0, k1, 8, 9, 10, 11 + add_update p, 1, k2, 9, 10, 11, 8 + + add_update m, 0, k2, 10, 11, 8, 9 + add_update m, 1, k2, 11, 8, 9, 10 + add_update m, 0, k2, 8, 9, 10, 11 + add_update m, 1, k2, 9, 10, 11, 8 + add_update m, 0, k3, 10, 11, 8, 9 + + add_update p, 1, k3, 11, 8, 9, 10 + add_only p, 0, k3, 9 + add_only p, 1, k3, 10 + add_only p, 0, k3, 11 + add_only p, 1 + + /* update state */ + vadd.u32 dga, dga, dg0 + vadd.u32 dgb, dgb, dg1a0 + bne 0b + + /* store new state */ + vst1.32 {dga}, [r0] + vstr dgbs, [r0, #16] + bx lr +ENDPROC(sha1_ce_transform) diff --git a/arch/arm/crypto/sha1-ce-glue.c b/arch/arm/crypto/sha1-ce-glue.c new file mode 100644 index 0000000..80bc2fc --- /dev/null +++ b/arch/arm/crypto/sha1-ce-glue.c @@ -0,0 +1,96 @@ +/* + * sha1-ce-glue.c - SHA-1 secure hash using ARMv8 Crypto Extensions + * + * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <crypto/internal/hash.h> +#include <crypto/sha.h> +#include <crypto/sha1_base.h> +#include <linux/crypto.h> +#include <linux/module.h> + +#include <asm/hwcap.h> +#include <asm/neon.h> +#include <asm/simd.h> + +#include "sha1.h" + +MODULE_DESCRIPTION("SHA1 secure hash using ARMv8 Crypto Extensions"); +MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); +MODULE_LICENSE("GPL v2"); + +asmlinkage void sha1_ce_transform(struct sha1_state *sst, u8 const *src, + int blocks); + +static int sha1_ce_update(struct shash_desc *desc, const u8 *data, + unsigned int len) +{ + struct sha1_state *sctx = shash_desc_ctx(desc); + + if (!may_use_simd() || + (sctx->count % SHA1_BLOCK_SIZE) + len < SHA1_BLOCK_SIZE) + return sha1_update_arm(desc, data, len); + + kernel_neon_begin(); + sha1_base_do_update(desc, data, len, sha1_ce_transform); + kernel_neon_end(); + + return 0; +} + +static int sha1_ce_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) +{ + if (!may_use_simd()) + return sha1_finup_arm(desc, data, len, out); + + kernel_neon_begin(); + if (len) + sha1_base_do_update(desc, data, len, sha1_ce_transform); + sha1_base_do_finalize(desc, sha1_ce_transform); + kernel_neon_end(); + + return sha1_base_finish(desc, out); +} + +static int sha1_ce_final(struct shash_desc *desc, u8 *out) +{ + return sha1_ce_finup(desc, NULL, 0, out); +} + +static struct shash_alg alg = { + .init = sha1_base_init, + .update = sha1_ce_update, + .final = sha1_ce_final, + .finup = sha1_ce_finup, + .descsize = sizeof(struct sha1_state), + .digestsize = SHA1_DIGEST_SIZE, + .base = { + .cra_name = "sha1", + .cra_driver_name = "sha1-ce", + .cra_priority = 200, + .cra_flags = CRYPTO_ALG_TYPE_SHASH, + .cra_blocksize = SHA1_BLOCK_SIZE, + .cra_module = THIS_MODULE, + } +}; + +static int __init sha1_ce_mod_init(void) +{ + if (!(elf_hwcap2 & HWCAP2_SHA1)) + return -ENODEV; + return crypto_register_shash(&alg); +} + +static void __exit sha1_ce_mod_fini(void) +{ + crypto_unregister_shash(&alg); +} + +module_init(sha1_ce_mod_init); +module_exit(sha1_ce_mod_fini); diff --git a/arch/arm/include/asm/crypto/sha1.h b/arch/arm/crypto/sha1.h index 75e6a41..ffd8bd0 100644 --- a/arch/arm/include/asm/crypto/sha1.h +++ b/arch/arm/crypto/sha1.h @@ -7,4 +7,7 @@ extern int sha1_update_arm(struct shash_desc *desc, const u8 *data, unsigned int len); +extern int sha1_finup_arm(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out); + #endif diff --git a/arch/arm/crypto/sha1_glue.c b/arch/arm/crypto/sha1_glue.c index e31b044..6fc73bf 100644 --- a/arch/arm/crypto/sha1_glue.c +++ b/arch/arm/crypto/sha1_glue.c @@ -22,127 +22,47 @@ #include <linux/cryptohash.h> #include <linux/types.h> #include <crypto/sha.h> +#include <crypto/sha1_base.h> #include <asm/byteorder.h> -#include <asm/crypto/sha1.h> +#include "sha1.h" asmlinkage void sha1_block_data_order(u32 *digest, const unsigned char *data, unsigned int rounds); - -static int sha1_init(struct shash_desc *desc) -{ - struct sha1_state *sctx = shash_desc_ctx(desc); - - *sctx = (struct sha1_state){ - .state = { SHA1_H0, SHA1_H1, SHA1_H2, SHA1_H3, SHA1_H4 }, - }; - - return 0; -} - - -static int __sha1_update(struct sha1_state *sctx, const u8 *data, - unsigned int len, unsigned int partial) -{ - unsigned int done = 0; - - sctx->count += len; - - if (partial) { - done = SHA1_BLOCK_SIZE - partial; - memcpy(sctx->buffer + partial, data, done); - sha1_block_data_order(sctx->state, sctx->buffer, 1); - } - - if (len - done >= SHA1_BLOCK_SIZE) { - const unsigned int rounds = (len - done) / SHA1_BLOCK_SIZE; - sha1_block_data_order(sctx->state, data + done, rounds); - done += rounds * SHA1_BLOCK_SIZE; - } - - memcpy(sctx->buffer, data + done, len - done); - return 0; -} - - int sha1_update_arm(struct shash_desc *desc, const u8 *data, unsigned int len) { - struct sha1_state *sctx = shash_desc_ctx(desc); - unsigned int partial = sctx->count % SHA1_BLOCK_SIZE; - int res; + /* make sure casting to sha1_block_fn() is safe */ + BUILD_BUG_ON(offsetof(struct sha1_state, state) != 0); - /* Handle the fast case right here */ - if (partial + len < SHA1_BLOCK_SIZE) { - sctx->count += len; - memcpy(sctx->buffer + partial, data, len); - return 0; - } - res = __sha1_update(sctx, data, len, partial); - return res; + return sha1_base_do_update(desc, data, len, + (sha1_block_fn *)sha1_block_data_order); } EXPORT_SYMBOL_GPL(sha1_update_arm); - -/* Add padding and return the message digest. */ static int sha1_final(struct shash_desc *desc, u8 *out) { - struct sha1_state *sctx = shash_desc_ctx(desc); - unsigned int i, index, padlen; - __be32 *dst = (__be32 *)out; - __be64 bits; - static const u8 padding[SHA1_BLOCK_SIZE] = { 0x80, }; - - bits = cpu_to_be64(sctx->count << 3); - - /* Pad out to 56 mod 64 and append length */ - index = sctx->count % SHA1_BLOCK_SIZE; - padlen = (index < 56) ? (56 - index) : ((SHA1_BLOCK_SIZE+56) - index); - /* We need to fill a whole block for __sha1_update() */ - if (padlen <= 56) { - sctx->count += padlen; - memcpy(sctx->buffer + index, padding, padlen); - } else { - __sha1_update(sctx, padding, padlen, index); - } - __sha1_update(sctx, (const u8 *)&bits, sizeof(bits), 56); - - /* Store state in digest */ - for (i = 0; i < 5; i++) - dst[i] = cpu_to_be32(sctx->state[i]); - - /* Wipe context */ - memset(sctx, 0, sizeof(*sctx)); - return 0; + sha1_base_do_finalize(desc, (sha1_block_fn *)sha1_block_data_order); + return sha1_base_finish(desc, out); } - -static int sha1_export(struct shash_desc *desc, void *out) +int sha1_finup_arm(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) { - struct sha1_state *sctx = shash_desc_ctx(desc); - memcpy(out, sctx, sizeof(*sctx)); - return 0; + sha1_base_do_update(desc, data, len, + (sha1_block_fn *)sha1_block_data_order); + return sha1_final(desc, out); } - - -static int sha1_import(struct shash_desc *desc, const void *in) -{ - struct sha1_state *sctx = shash_desc_ctx(desc); - memcpy(sctx, in, sizeof(*sctx)); - return 0; -} - +EXPORT_SYMBOL_GPL(sha1_finup_arm); static struct shash_alg alg = { .digestsize = SHA1_DIGEST_SIZE, - .init = sha1_init, + .init = sha1_base_init, .update = sha1_update_arm, .final = sha1_final, - .export = sha1_export, - .import = sha1_import, + .finup = sha1_finup_arm, .descsize = sizeof(struct sha1_state), - .statesize = sizeof(struct sha1_state), .base = { .cra_name = "sha1", .cra_driver_name= "sha1-asm", diff --git a/arch/arm/crypto/sha1_neon_glue.c b/arch/arm/crypto/sha1_neon_glue.c index 0b00837..4e22f12 100644 --- a/arch/arm/crypto/sha1_neon_glue.c +++ b/arch/arm/crypto/sha1_neon_glue.c @@ -25,147 +25,60 @@ #include <linux/cryptohash.h> #include <linux/types.h> #include <crypto/sha.h> -#include <asm/byteorder.h> +#include <crypto/sha1_base.h> #include <asm/neon.h> #include <asm/simd.h> -#include <asm/crypto/sha1.h> +#include "sha1.h" asmlinkage void sha1_transform_neon(void *state_h, const char *data, unsigned int rounds); - -static int sha1_neon_init(struct shash_desc *desc) -{ - struct sha1_state *sctx = shash_desc_ctx(desc); - - *sctx = (struct sha1_state){ - .state = { SHA1_H0, SHA1_H1, SHA1_H2, SHA1_H3, SHA1_H4 }, - }; - - return 0; -} - -static int __sha1_neon_update(struct shash_desc *desc, const u8 *data, - unsigned int len, unsigned int partial) -{ - struct sha1_state *sctx = shash_desc_ctx(desc); - unsigned int done = 0; - - sctx->count += len; - - if (partial) { - done = SHA1_BLOCK_SIZE - partial; - memcpy(sctx->buffer + partial, data, done); - sha1_transform_neon(sctx->state, sctx->buffer, 1); - } - - if (len - done >= SHA1_BLOCK_SIZE) { - const unsigned int rounds = (len - done) / SHA1_BLOCK_SIZE; - - sha1_transform_neon(sctx->state, data + done, rounds); - done += rounds * SHA1_BLOCK_SIZE; - } - - memcpy(sctx->buffer, data + done, len - done); - - return 0; -} - static int sha1_neon_update(struct shash_desc *desc, const u8 *data, - unsigned int len) + unsigned int len) { struct sha1_state *sctx = shash_desc_ctx(desc); - unsigned int partial = sctx->count % SHA1_BLOCK_SIZE; - int res; - /* Handle the fast case right here */ - if (partial + len < SHA1_BLOCK_SIZE) { - sctx->count += len; - memcpy(sctx->buffer + partial, data, len); + if (!may_use_simd() || + (sctx->count % SHA1_BLOCK_SIZE) + len < SHA1_BLOCK_SIZE) + return sha1_update_arm(desc, data, len); - return 0; - } - - if (!may_use_simd()) { - res = sha1_update_arm(desc, data, len); - } else { - kernel_neon_begin(); - res = __sha1_neon_update(desc, data, len, partial); - kernel_neon_end(); - } - - return res; -} - - -/* Add padding and return the message digest. */ -static int sha1_neon_final(struct shash_desc *desc, u8 *out) -{ - struct sha1_state *sctx = shash_desc_ctx(desc); - unsigned int i, index, padlen; - __be32 *dst = (__be32 *)out; - __be64 bits; - static const u8 padding[SHA1_BLOCK_SIZE] = { 0x80, }; - - bits = cpu_to_be64(sctx->count << 3); - - /* Pad out to 56 mod 64 and append length */ - index = sctx->count % SHA1_BLOCK_SIZE; - padlen = (index < 56) ? (56 - index) : ((SHA1_BLOCK_SIZE+56) - index); - if (!may_use_simd()) { - sha1_update_arm(desc, padding, padlen); - sha1_update_arm(desc, (const u8 *)&bits, sizeof(bits)); - } else { - kernel_neon_begin(); - /* We need to fill a whole block for __sha1_neon_update() */ - if (padlen <= 56) { - sctx->count += padlen; - memcpy(sctx->buffer + index, padding, padlen); - } else { - __sha1_neon_update(desc, padding, padlen, index); - } - __sha1_neon_update(desc, (const u8 *)&bits, sizeof(bits), 56); - kernel_neon_end(); - } - - /* Store state in digest */ - for (i = 0; i < 5; i++) - dst[i] = cpu_to_be32(sctx->state[i]); - - /* Wipe context */ - memset(sctx, 0, sizeof(*sctx)); + kernel_neon_begin(); + sha1_base_do_update(desc, data, len, + (sha1_block_fn *)sha1_transform_neon); + kernel_neon_end(); return 0; } -static int sha1_neon_export(struct shash_desc *desc, void *out) +static int sha1_neon_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) { - struct sha1_state *sctx = shash_desc_ctx(desc); + if (!may_use_simd()) + return sha1_finup_arm(desc, data, len, out); - memcpy(out, sctx, sizeof(*sctx)); + kernel_neon_begin(); + if (len) + sha1_base_do_update(desc, data, len, + (sha1_block_fn *)sha1_transform_neon); + sha1_base_do_finalize(desc, (sha1_block_fn *)sha1_transform_neon); + kernel_neon_end(); - return 0; + return sha1_base_finish(desc, out); } -static int sha1_neon_import(struct shash_desc *desc, const void *in) +static int sha1_neon_final(struct shash_desc *desc, u8 *out) { - struct sha1_state *sctx = shash_desc_ctx(desc); - - memcpy(sctx, in, sizeof(*sctx)); - - return 0; + return sha1_neon_finup(desc, NULL, 0, out); } static struct shash_alg alg = { .digestsize = SHA1_DIGEST_SIZE, - .init = sha1_neon_init, + .init = sha1_base_init, .update = sha1_neon_update, .final = sha1_neon_final, - .export = sha1_neon_export, - .import = sha1_neon_import, + .finup = sha1_neon_finup, .descsize = sizeof(struct sha1_state), - .statesize = sizeof(struct sha1_state), .base = { .cra_name = "sha1", .cra_driver_name = "sha1-neon", diff --git a/arch/arm/crypto/sha2-ce-core.S b/arch/arm/crypto/sha2-ce-core.S new file mode 100644 index 0000000..87ec11a --- /dev/null +++ b/arch/arm/crypto/sha2-ce-core.S @@ -0,0 +1,125 @@ +/* + * sha2-ce-core.S - SHA-224/256 secure hash using ARMv8 Crypto Extensions + * + * Copyright (C) 2015 Linaro Ltd. + * Author: Ard Biesheuvel <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + + .text + .fpu crypto-neon-fp-armv8 + + k0 .req q7 + k1 .req q8 + rk .req r3 + + ta0 .req q9 + ta1 .req q10 + tb0 .req q10 + tb1 .req q9 + + dga .req q11 + dgb .req q12 + + dg0 .req q13 + dg1 .req q14 + dg2 .req q15 + + .macro add_only, ev, s0 + vmov dg2, dg0 + .ifnb \s0 + vld1.32 {k\ev}, [rk, :128]! + .endif + sha256h.32 dg0, dg1, tb\ev + sha256h2.32 dg1, dg2, tb\ev + .ifnb \s0 + vadd.u32 ta\ev, q\s0, k\ev + .endif + .endm + + .macro add_update, ev, s0, s1, s2, s3 + sha256su0.32 q\s0, q\s1 + add_only \ev, \s1 + sha256su1.32 q\s0, q\s2, q\s3 + .endm + + .align 6 +.Lsha256_rcon: + .word 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5 + .word 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5 + .word 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3 + .word 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174 + .word 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc + .word 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da + .word 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7 + .word 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967 + .word 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13 + .word 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85 + .word 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3 + .word 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070 + .word 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5 + .word 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3 + .word 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208 + .word 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 + + /* + * void sha2_ce_transform(struct sha256_state *sst, u8 const *src, + int blocks); + */ +ENTRY(sha2_ce_transform) + /* load state */ + vld1.32 {dga-dgb}, [r0] + + /* load input */ +0: vld1.32 {q0-q1}, [r1]! + vld1.32 {q2-q3}, [r1]! + subs r2, r2, #1 + +#ifndef CONFIG_CPU_BIG_ENDIAN + vrev32.8 q0, q0 + vrev32.8 q1, q1 + vrev32.8 q2, q2 + vrev32.8 q3, q3 +#endif + + /* load first round constant */ + adr rk, .Lsha256_rcon + vld1.32 {k0}, [rk, :128]! + + vadd.u32 ta0, q0, k0 + vmov dg0, dga + vmov dg1, dgb + + add_update 1, 0, 1, 2, 3 + add_update 0, 1, 2, 3, 0 + add_update 1, 2, 3, 0, 1 + add_update 0, 3, 0, 1, 2 + add_update 1, 0, 1, 2, 3 + add_update 0, 1, 2, 3, 0 + add_update 1, 2, 3, 0, 1 + add_update 0, 3, 0, 1, 2 + add_update 1, 0, 1, 2, 3 + add_update 0, 1, 2, 3, 0 + add_update 1, 2, 3, 0, 1 + add_update 0, 3, 0, 1, 2 + + add_only 1, 1 + add_only 0, 2 + add_only 1, 3 + add_only 0 + + /* update state */ + vadd.u32 dga, dga, dg0 + vadd.u32 dgb, dgb, dg1 + bne 0b + + /* store new state */ + vst1.32 {dga-dgb}, [r0] + bx lr +ENDPROC(sha2_ce_transform) diff --git a/arch/arm/crypto/sha2-ce-glue.c b/arch/arm/crypto/sha2-ce-glue.c new file mode 100644 index 0000000..0755b2d --- /dev/null +++ b/arch/arm/crypto/sha2-ce-glue.c @@ -0,0 +1,114 @@ +/* + * sha2-ce-glue.c - SHA-224/SHA-256 using ARMv8 Crypto Extensions + * + * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <crypto/internal/hash.h> +#include <crypto/sha.h> +#include <crypto/sha256_base.h> +#include <linux/crypto.h> +#include <linux/module.h> + +#include <asm/hwcap.h> +#include <asm/simd.h> +#include <asm/neon.h> +#include <asm/unaligned.h> + +#include "sha256_glue.h" + +MODULE_DESCRIPTION("SHA-224/SHA-256 secure hash using ARMv8 Crypto Extensions"); +MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); +MODULE_LICENSE("GPL v2"); + +asmlinkage void sha2_ce_transform(struct sha256_state *sst, u8 const *src, + int blocks); + +static int sha2_ce_update(struct shash_desc *desc, const u8 *data, + unsigned int len) +{ + struct sha256_state *sctx = shash_desc_ctx(desc); + + if (!may_use_simd() || + (sctx->count % SHA256_BLOCK_SIZE) + len < SHA256_BLOCK_SIZE) + return crypto_sha256_arm_update(desc, data, len); + + kernel_neon_begin(); + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha2_ce_transform); + kernel_neon_end(); + + return 0; +} + +static int sha2_ce_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) +{ + if (!may_use_simd()) + return crypto_sha256_arm_finup(desc, data, len, out); + + kernel_neon_begin(); + if (len) + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha2_ce_transform); + sha256_base_do_finalize(desc, (sha256_block_fn *)sha2_ce_transform); + kernel_neon_end(); + + return sha256_base_finish(desc, out); +} + +static int sha2_ce_final(struct shash_desc *desc, u8 *out) +{ + return sha2_ce_finup(desc, NULL, 0, out); +} + +static struct shash_alg algs[] = { { + .init = sha224_base_init, + .update = sha2_ce_update, + .final = sha2_ce_final, + .finup = sha2_ce_finup, + .descsize = sizeof(struct sha256_state), + .digestsize = SHA224_DIGEST_SIZE, + .base = { + .cra_name = "sha224", + .cra_driver_name = "sha224-ce", + .cra_priority = 300, + .cra_flags = CRYPTO_ALG_TYPE_SHASH, + .cra_blocksize = SHA256_BLOCK_SIZE, + .cra_module = THIS_MODULE, + } +}, { + .init = sha256_base_init, + .update = sha2_ce_update, + .final = sha2_ce_final, + .finup = sha2_ce_finup, + .descsize = sizeof(struct sha256_state), + .digestsize = SHA256_DIGEST_SIZE, + .base = { + .cra_name = "sha256", + .cra_driver_name = "sha256-ce", + .cra_priority = 300, + .cra_flags = CRYPTO_ALG_TYPE_SHASH, + .cra_blocksize = SHA256_BLOCK_SIZE, + .cra_module = THIS_MODULE, + } +} }; + +static int __init sha2_ce_mod_init(void) +{ + if (!(elf_hwcap2 & HWCAP2_SHA2)) + return -ENODEV; + return crypto_register_shashes(algs, ARRAY_SIZE(algs)); +} + +static void __exit sha2_ce_mod_fini(void) +{ + crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); +} + +module_init(sha2_ce_mod_init); +module_exit(sha2_ce_mod_fini); diff --git a/arch/arm/crypto/sha256-armv4.pl b/arch/arm/crypto/sha256-armv4.pl new file mode 100644 index 0000000..fac0533 --- /dev/null +++ b/arch/arm/crypto/sha256-armv4.pl @@ -0,0 +1,716 @@ +#!/usr/bin/env perl + +# ==================================================================== +# Written by Andy Polyakov <appro@openssl.org> for the OpenSSL +# project. The module is, however, dual licensed under OpenSSL and +# CRYPTOGAMS licenses depending on where you obtain it. For further +# details see http://www.openssl.org/~appro/cryptogams/. +# +# Permission to use under GPL terms is granted. +# ==================================================================== + +# SHA256 block procedure for ARMv4. May 2007. + +# Performance is ~2x better than gcc 3.4 generated code and in "abso- +# lute" terms is ~2250 cycles per 64-byte block or ~35 cycles per +# byte [on single-issue Xscale PXA250 core]. + +# July 2010. +# +# Rescheduling for dual-issue pipeline resulted in 22% improvement on +# Cortex A8 core and ~20 cycles per processed byte. + +# February 2011. +# +# Profiler-assisted and platform-specific optimization resulted in 16% +# improvement on Cortex A8 core and ~15.4 cycles per processed byte. + +# September 2013. +# +# Add NEON implementation. On Cortex A8 it was measured to process one +# byte in 12.5 cycles or 23% faster than integer-only code. Snapdragon +# S4 does it in 12.5 cycles too, but it's 50% faster than integer-only +# code (meaning that latter performs sub-optimally, nothing was done +# about it). + +# May 2014. +# +# Add ARMv8 code path performing at 2.0 cpb on Apple A7. + +while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} +open STDOUT,">$output"; + +$ctx="r0"; $t0="r0"; +$inp="r1"; $t4="r1"; +$len="r2"; $t1="r2"; +$T1="r3"; $t3="r3"; +$A="r4"; +$B="r5"; +$C="r6"; +$D="r7"; +$E="r8"; +$F="r9"; +$G="r10"; +$H="r11"; +@V=($A,$B,$C,$D,$E,$F,$G,$H); +$t2="r12"; +$Ktbl="r14"; + +@Sigma0=( 2,13,22); +@Sigma1=( 6,11,25); +@sigma0=( 7,18, 3); +@sigma1=(17,19,10); + +sub BODY_00_15 { +my ($i,$a,$b,$c,$d,$e,$f,$g,$h) = @_; + +$code.=<<___ if ($i<16); +#if __ARM_ARCH__>=7 + @ ldr $t1,[$inp],#4 @ $i +# if $i==15 + str $inp,[sp,#17*4] @ make room for $t4 +# endif + eor $t0,$e,$e,ror#`$Sigma1[1]-$Sigma1[0]` + add $a,$a,$t2 @ h+=Maj(a,b,c) from the past + eor $t0,$t0,$e,ror#`$Sigma1[2]-$Sigma1[0]` @ Sigma1(e) +# ifndef __ARMEB__ + rev $t1,$t1 +# endif +#else + @ ldrb $t1,[$inp,#3] @ $i + add $a,$a,$t2 @ h+=Maj(a,b,c) from the past + ldrb $t2,[$inp,#2] + ldrb $t0,[$inp,#1] + orr $t1,$t1,$t2,lsl#8 + ldrb $t2,[$inp],#4 + orr $t1,$t1,$t0,lsl#16 +# if $i==15 + str $inp,[sp,#17*4] @ make room for $t4 +# endif + eor $t0,$e,$e,ror#`$Sigma1[1]-$Sigma1[0]` + orr $t1,$t1,$t2,lsl#24 + eor $t0,$t0,$e,ror#`$Sigma1[2]-$Sigma1[0]` @ Sigma1(e) +#endif +___ +$code.=<<___; + ldr $t2,[$Ktbl],#4 @ *K256++ + add $h,$h,$t1 @ h+=X[i] + str $t1,[sp,#`$i%16`*4] + eor $t1,$f,$g + add $h,$h,$t0,ror#$Sigma1[0] @ h+=Sigma1(e) + and $t1,$t1,$e + add $h,$h,$t2 @ h+=K256[i] + eor $t1,$t1,$g @ Ch(e,f,g) + eor $t0,$a,$a,ror#`$Sigma0[1]-$Sigma0[0]` + add $h,$h,$t1 @ h+=Ch(e,f,g) +#if $i==31 + and $t2,$t2,#0xff + cmp $t2,#0xf2 @ done? +#endif +#if $i<15 +# if __ARM_ARCH__>=7 + ldr $t1,[$inp],#4 @ prefetch +# else + ldrb $t1,[$inp,#3] +# endif + eor $t2,$a,$b @ a^b, b^c in next round +#else + ldr $t1,[sp,#`($i+2)%16`*4] @ from future BODY_16_xx + eor $t2,$a,$b @ a^b, b^c in next round + ldr $t4,[sp,#`($i+15)%16`*4] @ from future BODY_16_xx +#endif + eor $t0,$t0,$a,ror#`$Sigma0[2]-$Sigma0[0]` @ Sigma0(a) + and $t3,$t3,$t2 @ (b^c)&=(a^b) + add $d,$d,$h @ d+=h + eor $t3,$t3,$b @ Maj(a,b,c) + add $h,$h,$t0,ror#$Sigma0[0] @ h+=Sigma0(a) + @ add $h,$h,$t3 @ h+=Maj(a,b,c) +___ + ($t2,$t3)=($t3,$t2); +} + +sub BODY_16_XX { +my ($i,$a,$b,$c,$d,$e,$f,$g,$h) = @_; + +$code.=<<___; + @ ldr $t1,[sp,#`($i+1)%16`*4] @ $i + @ ldr $t4,[sp,#`($i+14)%16`*4] + mov $t0,$t1,ror#$sigma0[0] + add $a,$a,$t2 @ h+=Maj(a,b,c) from the past + mov $t2,$t4,ror#$sigma1[0] + eor $t0,$t0,$t1,ror#$sigma0[1] + eor $t2,$t2,$t4,ror#$sigma1[1] + eor $t0,$t0,$t1,lsr#$sigma0[2] @ sigma0(X[i+1]) + ldr $t1,[sp,#`($i+0)%16`*4] + eor $t2,$t2,$t4,lsr#$sigma1[2] @ sigma1(X[i+14]) + ldr $t4,[sp,#`($i+9)%16`*4] + + add $t2,$t2,$t0 + eor $t0,$e,$e,ror#`$Sigma1[1]-$Sigma1[0]` @ from BODY_00_15 + add $t1,$t1,$t2 + eor $t0,$t0,$e,ror#`$Sigma1[2]-$Sigma1[0]` @ Sigma1(e) + add $t1,$t1,$t4 @ X[i] +___ + &BODY_00_15(@_); +} + +$code=<<___; +#ifndef __KERNEL__ +# include "arm_arch.h" +#else +# define __ARM_ARCH__ __LINUX_ARM_ARCH__ +# define __ARM_MAX_ARCH__ 7 +#endif + +.text +#if __ARM_ARCH__<7 +.code 32 +#else +.syntax unified +# ifdef __thumb2__ +# define adrl adr +.thumb +# else +.code 32 +# endif +#endif + +.type K256,%object +.align 5 +K256: +.word 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 +.word 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 +.word 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 +.word 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 +.word 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc +.word 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da +.word 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 +.word 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 +.word 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 +.word 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 +.word 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 +.word 0xd192e819,0xd6990624,0xf40e3585,0x106aa070 +.word 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 +.word 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 +.word 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 +.word 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 +.size K256,.-K256 +.word 0 @ terminator +#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__) +.LOPENSSL_armcap: +.word OPENSSL_armcap_P-sha256_block_data_order +#endif +.align 5 + +.global sha256_block_data_order +.type sha256_block_data_order,%function +sha256_block_data_order: +#if __ARM_ARCH__<7 + sub r3,pc,#8 @ sha256_block_data_order +#else + adr r3,sha256_block_data_order +#endif +#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__) + ldr r12,.LOPENSSL_armcap + ldr r12,[r3,r12] @ OPENSSL_armcap_P + tst r12,#ARMV8_SHA256 + bne .LARMv8 + tst r12,#ARMV7_NEON + bne .LNEON +#endif + add $len,$inp,$len,lsl#6 @ len to point at the end of inp + stmdb sp!,{$ctx,$inp,$len,r4-r11,lr} + ldmia $ctx,{$A,$B,$C,$D,$E,$F,$G,$H} + sub $Ktbl,r3,#256+32 @ K256 + sub sp,sp,#16*4 @ alloca(X[16]) +.Loop: +# if __ARM_ARCH__>=7 + ldr $t1,[$inp],#4 +# else + ldrb $t1,[$inp,#3] +# endif + eor $t3,$B,$C @ magic + eor $t2,$t2,$t2 +___ +for($i=0;$i<16;$i++) { &BODY_00_15($i,@V); unshift(@V,pop(@V)); } +$code.=".Lrounds_16_xx:\n"; +for (;$i<32;$i++) { &BODY_16_XX($i,@V); unshift(@V,pop(@V)); } +$code.=<<___; +#if __ARM_ARCH__>=7 + ite eq @ Thumb2 thing, sanity check in ARM +#endif + ldreq $t3,[sp,#16*4] @ pull ctx + bne .Lrounds_16_xx + + add $A,$A,$t2 @ h+=Maj(a,b,c) from the past + ldr $t0,[$t3,#0] + ldr $t1,[$t3,#4] + ldr $t2,[$t3,#8] + add $A,$A,$t0 + ldr $t0,[$t3,#12] + add $B,$B,$t1 + ldr $t1,[$t3,#16] + add $C,$C,$t2 + ldr $t2,[$t3,#20] + add $D,$D,$t0 + ldr $t0,[$t3,#24] + add $E,$E,$t1 + ldr $t1,[$t3,#28] + add $F,$F,$t2 + ldr $inp,[sp,#17*4] @ pull inp + ldr $t2,[sp,#18*4] @ pull inp+len + add $G,$G,$t0 + add $H,$H,$t1 + stmia $t3,{$A,$B,$C,$D,$E,$F,$G,$H} + cmp $inp,$t2 + sub $Ktbl,$Ktbl,#256 @ rewind Ktbl + bne .Loop + + add sp,sp,#`16+3`*4 @ destroy frame +#if __ARM_ARCH__>=5 + ldmia sp!,{r4-r11,pc} +#else + ldmia sp!,{r4-r11,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet + bx lr @ interoperable with Thumb ISA:-) +#endif +.size sha256_block_data_order,.-sha256_block_data_order +___ +###################################################################### +# NEON stuff +# +{{{ +my @X=map("q$_",(0..3)); +my ($T0,$T1,$T2,$T3,$T4,$T5)=("q8","q9","q10","q11","d24","d25"); +my $Xfer=$t4; +my $j=0; + +sub Dlo() { shift=~m|q([1]?[0-9])|?"d".($1*2):""; } +sub Dhi() { shift=~m|q([1]?[0-9])|?"d".($1*2+1):""; } + +sub AUTOLOAD() # thunk [simplified] x86-style perlasm +{ my $opcode = $AUTOLOAD; $opcode =~ s/.*:://; $opcode =~ s/_/\./; + my $arg = pop; + $arg = "#$arg" if ($arg*1 eq $arg); + $code .= "\t$opcode\t".join(',',@_,$arg)."\n"; +} + +sub Xupdate() +{ use integer; + my $body = shift; + my @insns = (&$body,&$body,&$body,&$body); + my ($a,$b,$c,$d,$e,$f,$g,$h); + + &vext_8 ($T0,@X[0],@X[1],4); # X[1..4] + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &vext_8 ($T1,@X[2],@X[3],4); # X[9..12] + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T2,$T0,$sigma0[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &vadd_i32 (@X[0],@X[0],$T1); # X[0..3] += X[9..12] + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T1,$T0,$sigma0[2]); + eval(shift(@insns)); + eval(shift(@insns)); + &vsli_32 ($T2,$T0,32-$sigma0[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T3,$T0,$sigma0[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &veor ($T1,$T1,$T2); + eval(shift(@insns)); + eval(shift(@insns)); + &vsli_32 ($T3,$T0,32-$sigma0[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T4,&Dhi(@X[3]),$sigma1[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &veor ($T1,$T1,$T3); # sigma0(X[1..4]) + eval(shift(@insns)); + eval(shift(@insns)); + &vsli_32 ($T4,&Dhi(@X[3]),32-$sigma1[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T5,&Dhi(@X[3]),$sigma1[2]); + eval(shift(@insns)); + eval(shift(@insns)); + &vadd_i32 (@X[0],@X[0],$T1); # X[0..3] += sigma0(X[1..4]) + eval(shift(@insns)); + eval(shift(@insns)); + &veor ($T5,$T5,$T4); + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T4,&Dhi(@X[3]),$sigma1[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &vsli_32 ($T4,&Dhi(@X[3]),32-$sigma1[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &veor ($T5,$T5,$T4); # sigma1(X[14..15]) + eval(shift(@insns)); + eval(shift(@insns)); + &vadd_i32 (&Dlo(@X[0]),&Dlo(@X[0]),$T5);# X[0..1] += sigma1(X[14..15]) + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T4,&Dlo(@X[0]),$sigma1[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &vsli_32 ($T4,&Dlo(@X[0]),32-$sigma1[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T5,&Dlo(@X[0]),$sigma1[2]); + eval(shift(@insns)); + eval(shift(@insns)); + &veor ($T5,$T5,$T4); + eval(shift(@insns)); + eval(shift(@insns)); + &vshr_u32 ($T4,&Dlo(@X[0]),$sigma1[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &vld1_32 ("{$T0}","[$Ktbl,:128]!"); + eval(shift(@insns)); + eval(shift(@insns)); + &vsli_32 ($T4,&Dlo(@X[0]),32-$sigma1[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &veor ($T5,$T5,$T4); # sigma1(X[16..17]) + eval(shift(@insns)); + eval(shift(@insns)); + &vadd_i32 (&Dhi(@X[0]),&Dhi(@X[0]),$T5);# X[2..3] += sigma1(X[16..17]) + eval(shift(@insns)); + eval(shift(@insns)); + &vadd_i32 ($T0,$T0,@X[0]); + while($#insns>=2) { eval(shift(@insns)); } + &vst1_32 ("{$T0}","[$Xfer,:128]!"); + eval(shift(@insns)); + eval(shift(@insns)); + + push(@X,shift(@X)); # "rotate" X[] +} + +sub Xpreload() +{ use integer; + my $body = shift; + my @insns = (&$body,&$body,&$body,&$body); + my ($a,$b,$c,$d,$e,$f,$g,$h); + + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &vld1_32 ("{$T0}","[$Ktbl,:128]!"); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &vrev32_8 (@X[0],@X[0]); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &vadd_i32 ($T0,$T0,@X[0]); + foreach (@insns) { eval; } # remaining instructions + &vst1_32 ("{$T0}","[$Xfer,:128]!"); + + push(@X,shift(@X)); # "rotate" X[] +} + +sub body_00_15 () { + ( + '($a,$b,$c,$d,$e,$f,$g,$h)=@V;'. + '&add ($h,$h,$t1)', # h+=X[i]+K[i] + '&eor ($t1,$f,$g)', + '&eor ($t0,$e,$e,"ror#".($Sigma1[1]-$Sigma1[0]))', + '&add ($a,$a,$t2)', # h+=Maj(a,b,c) from the past + '&and ($t1,$t1,$e)', + '&eor ($t2,$t0,$e,"ror#".($Sigma1[2]-$Sigma1[0]))', # Sigma1(e) + '&eor ($t0,$a,$a,"ror#".($Sigma0[1]-$Sigma0[0]))', + '&eor ($t1,$t1,$g)', # Ch(e,f,g) + '&add ($h,$h,$t2,"ror#$Sigma1[0]")', # h+=Sigma1(e) + '&eor ($t2,$a,$b)', # a^b, b^c in next round + '&eor ($t0,$t0,$a,"ror#".($Sigma0[2]-$Sigma0[0]))', # Sigma0(a) + '&add ($h,$h,$t1)', # h+=Ch(e,f,g) + '&ldr ($t1,sprintf "[sp,#%d]",4*(($j+1)&15)) if (($j&15)!=15);'. + '&ldr ($t1,"[$Ktbl]") if ($j==15);'. + '&ldr ($t1,"[sp,#64]") if ($j==31)', + '&and ($t3,$t3,$t2)', # (b^c)&=(a^b) + '&add ($d,$d,$h)', # d+=h + '&add ($h,$h,$t0,"ror#$Sigma0[0]");'. # h+=Sigma0(a) + '&eor ($t3,$t3,$b)', # Maj(a,b,c) + '$j++; unshift(@V,pop(@V)); ($t2,$t3)=($t3,$t2);' + ) +} + +$code.=<<___; +#if __ARM_MAX_ARCH__>=7 +.arch armv7-a +.fpu neon + +.global sha256_block_data_order_neon +.type sha256_block_data_order_neon,%function +.align 4 +sha256_block_data_order_neon: +.LNEON: + stmdb sp!,{r4-r12,lr} + + sub $H,sp,#16*4+16 + adrl $Ktbl,K256 + bic $H,$H,#15 @ align for 128-bit stores + mov $t2,sp + mov sp,$H @ alloca + add $len,$inp,$len,lsl#6 @ len to point at the end of inp + + vld1.8 {@X[0]},[$inp]! + vld1.8 {@X[1]},[$inp]! + vld1.8 {@X[2]},[$inp]! + vld1.8 {@X[3]},[$inp]! + vld1.32 {$T0},[$Ktbl,:128]! + vld1.32 {$T1},[$Ktbl,:128]! + vld1.32 {$T2},[$Ktbl,:128]! + vld1.32 {$T3},[$Ktbl,:128]! + vrev32.8 @X[0],@X[0] @ yes, even on + str $ctx,[sp,#64] + vrev32.8 @X[1],@X[1] @ big-endian + str $inp,[sp,#68] + mov $Xfer,sp + vrev32.8 @X[2],@X[2] + str $len,[sp,#72] + vrev32.8 @X[3],@X[3] + str $t2,[sp,#76] @ save original sp + vadd.i32 $T0,$T0,@X[0] + vadd.i32 $T1,$T1,@X[1] + vst1.32 {$T0},[$Xfer,:128]! + vadd.i32 $T2,$T2,@X[2] + vst1.32 {$T1},[$Xfer,:128]! + vadd.i32 $T3,$T3,@X[3] + vst1.32 {$T2},[$Xfer,:128]! + vst1.32 {$T3},[$Xfer,:128]! + + ldmia $ctx,{$A-$H} + sub $Xfer,$Xfer,#64 + ldr $t1,[sp,#0] + eor $t2,$t2,$t2 + eor $t3,$B,$C + b .L_00_48 + +.align 4 +.L_00_48: +___ + &Xupdate(\&body_00_15); + &Xupdate(\&body_00_15); + &Xupdate(\&body_00_15); + &Xupdate(\&body_00_15); +$code.=<<___; + teq $t1,#0 @ check for K256 terminator + ldr $t1,[sp,#0] + sub $Xfer,$Xfer,#64 + bne .L_00_48 + + ldr $inp,[sp,#68] + ldr $t0,[sp,#72] + sub $Ktbl,$Ktbl,#256 @ rewind $Ktbl + teq $inp,$t0 + it eq + subeq $inp,$inp,#64 @ avoid SEGV + vld1.8 {@X[0]},[$inp]! @ load next input block + vld1.8 {@X[1]},[$inp]! + vld1.8 {@X[2]},[$inp]! + vld1.8 {@X[3]},[$inp]! + it ne + strne $inp,[sp,#68] + mov $Xfer,sp +___ + &Xpreload(\&body_00_15); + &Xpreload(\&body_00_15); + &Xpreload(\&body_00_15); + &Xpreload(\&body_00_15); +$code.=<<___; + ldr $t0,[$t1,#0] + add $A,$A,$t2 @ h+=Maj(a,b,c) from the past + ldr $t2,[$t1,#4] + ldr $t3,[$t1,#8] + ldr $t4,[$t1,#12] + add $A,$A,$t0 @ accumulate + ldr $t0,[$t1,#16] + add $B,$B,$t2 + ldr $t2,[$t1,#20] + add $C,$C,$t3 + ldr $t3,[$t1,#24] + add $D,$D,$t4 + ldr $t4,[$t1,#28] + add $E,$E,$t0 + str $A,[$t1],#4 + add $F,$F,$t2 + str $B,[$t1],#4 + add $G,$G,$t3 + str $C,[$t1],#4 + add $H,$H,$t4 + str $D,[$t1],#4 + stmia $t1,{$E-$H} + + ittte ne + movne $Xfer,sp + ldrne $t1,[sp,#0] + eorne $t2,$t2,$t2 + ldreq sp,[sp,#76] @ restore original sp + itt ne + eorne $t3,$B,$C + bne .L_00_48 + + ldmia sp!,{r4-r12,pc} +.size sha256_block_data_order_neon,.-sha256_block_data_order_neon +#endif +___ +}}} +###################################################################### +# ARMv8 stuff +# +{{{ +my ($ABCD,$EFGH,$abcd)=map("q$_",(0..2)); +my @MSG=map("q$_",(8..11)); +my ($W0,$W1,$ABCD_SAVE,$EFGH_SAVE)=map("q$_",(12..15)); +my $Ktbl="r3"; + +$code.=<<___; +#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__) + +# ifdef __thumb2__ +# define INST(a,b,c,d) .byte c,d|0xc,a,b +# else +# define INST(a,b,c,d) .byte a,b,c,d +# endif + +.type sha256_block_data_order_armv8,%function +.align 5 +sha256_block_data_order_armv8: +.LARMv8: + vld1.32 {$ABCD,$EFGH},[$ctx] +# ifdef __thumb2__ + adr $Ktbl,.LARMv8 + sub $Ktbl,$Ktbl,#.LARMv8-K256 +# else + adrl $Ktbl,K256 +# endif + add $len,$inp,$len,lsl#6 @ len to point at the end of inp + +.Loop_v8: + vld1.8 {@MSG[0]-@MSG[1]},[$inp]! + vld1.8 {@MSG[2]-@MSG[3]},[$inp]! + vld1.32 {$W0},[$Ktbl]! + vrev32.8 @MSG[0],@MSG[0] + vrev32.8 @MSG[1],@MSG[1] + vrev32.8 @MSG[2],@MSG[2] + vrev32.8 @MSG[3],@MSG[3] + vmov $ABCD_SAVE,$ABCD @ offload + vmov $EFGH_SAVE,$EFGH + teq $inp,$len +___ +for($i=0;$i<12;$i++) { +$code.=<<___; + vld1.32 {$W1},[$Ktbl]! + vadd.i32 $W0,$W0,@MSG[0] + sha256su0 @MSG[0],@MSG[1] + vmov $abcd,$ABCD + sha256h $ABCD,$EFGH,$W0 + sha256h2 $EFGH,$abcd,$W0 + sha256su1 @MSG[0],@MSG[2],@MSG[3] +___ + ($W0,$W1)=($W1,$W0); push(@MSG,shift(@MSG)); +} +$code.=<<___; + vld1.32 {$W1},[$Ktbl]! + vadd.i32 $W0,$W0,@MSG[0] + vmov $abcd,$ABCD + sha256h $ABCD,$EFGH,$W0 + sha256h2 $EFGH,$abcd,$W0 + + vld1.32 {$W0},[$Ktbl]! + vadd.i32 $W1,$W1,@MSG[1] + vmov $abcd,$ABCD + sha256h $ABCD,$EFGH,$W1 + sha256h2 $EFGH,$abcd,$W1 + + vld1.32 {$W1},[$Ktbl] + vadd.i32 $W0,$W0,@MSG[2] + sub $Ktbl,$Ktbl,#256-16 @ rewind + vmov $abcd,$ABCD + sha256h $ABCD,$EFGH,$W0 + sha256h2 $EFGH,$abcd,$W0 + + vadd.i32 $W1,$W1,@MSG[3] + vmov $abcd,$ABCD + sha256h $ABCD,$EFGH,$W1 + sha256h2 $EFGH,$abcd,$W1 + + vadd.i32 $ABCD,$ABCD,$ABCD_SAVE + vadd.i32 $EFGH,$EFGH,$EFGH_SAVE + it ne + bne .Loop_v8 + + vst1.32 {$ABCD,$EFGH},[$ctx] + + ret @ bx lr +.size sha256_block_data_order_armv8,.-sha256_block_data_order_armv8 +#endif +___ +}}} +$code.=<<___; +.asciz "SHA256 block transform for ARMv4/NEON/ARMv8, CRYPTOGAMS by <appro\@openssl.org>" +.align 2 +#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__) +.comm OPENSSL_armcap_P,4,4 +#endif +___ + +open SELF,$0; +while(<SELF>) { + next if (/^#!/); + last if (!s/^#/@/ and !/^$/); + print; +} +close SELF; + +{ my %opcode = ( + "sha256h" => 0xf3000c40, "sha256h2" => 0xf3100c40, + "sha256su0" => 0xf3ba03c0, "sha256su1" => 0xf3200c40 ); + + sub unsha256 { + my ($mnemonic,$arg)=@_; + + if ($arg =~ m/q([0-9]+)(?:,\s*q([0-9]+))?,\s*q([0-9]+)/o) { + my $word = $opcode{$mnemonic}|(($1&7)<<13)|(($1&8)<<19) + |(($2&7)<<17)|(($2&8)<<4) + |(($3&7)<<1) |(($3&8)<<2); + # since ARMv7 instructions are always encoded little-endian. + # correct solution is to use .inst directive, but older + # assemblers don't implement it:-( + sprintf "INST(0x%02x,0x%02x,0x%02x,0x%02x)\t@ %s %s", + $word&0xff,($word>>8)&0xff, + ($word>>16)&0xff,($word>>24)&0xff, + $mnemonic,$arg; + } + } +} + +foreach (split($/,$code)) { + + s/\`([^\`]*)\`/eval $1/geo; + + s/\b(sha256\w+)\s+(q.*)/unsha256($1,$2)/geo; + + s/\bret\b/bx lr/go or + s/\bbx\s+lr\b/.word\t0xe12fff1e/go; # make it possible to compile with -march=armv4 + + print $_,"\n"; +} + +close STDOUT; # enforce flush diff --git a/arch/arm/crypto/sha256-core.S_shipped b/arch/arm/crypto/sha256-core.S_shipped new file mode 100644 index 0000000..555a1a8 --- /dev/null +++ b/arch/arm/crypto/sha256-core.S_shipped @@ -0,0 +1,2808 @@ + +@ ==================================================================== +@ Written by Andy Polyakov <appro@openssl.org> for the OpenSSL +@ project. The module is, however, dual licensed under OpenSSL and +@ CRYPTOGAMS licenses depending on where you obtain it. For further +@ details see http://www.openssl.org/~appro/cryptogams/. +@ +@ Permission to use under GPL terms is granted. +@ ==================================================================== + +@ SHA256 block procedure for ARMv4. May 2007. + +@ Performance is ~2x better than gcc 3.4 generated code and in "abso- +@ lute" terms is ~2250 cycles per 64-byte block or ~35 cycles per +@ byte [on single-issue Xscale PXA250 core]. + +@ July 2010. +@ +@ Rescheduling for dual-issue pipeline resulted in 22% improvement on +@ Cortex A8 core and ~20 cycles per processed byte. + +@ February 2011. +@ +@ Profiler-assisted and platform-specific optimization resulted in 16% +@ improvement on Cortex A8 core and ~15.4 cycles per processed byte. + +@ September 2013. +@ +@ Add NEON implementation. On Cortex A8 it was measured to process one +@ byte in 12.5 cycles or 23% faster than integer-only code. Snapdragon +@ S4 does it in 12.5 cycles too, but it's 50% faster than integer-only +@ code (meaning that latter performs sub-optimally, nothing was done +@ about it). + +@ May 2014. +@ +@ Add ARMv8 code path performing at 2.0 cpb on Apple A7. + +#ifndef __KERNEL__ +# include "arm_arch.h" +#else +# define __ARM_ARCH__ __LINUX_ARM_ARCH__ +# define __ARM_MAX_ARCH__ 7 +#endif + +.text +#if __ARM_ARCH__<7 +.code 32 +#else +.syntax unified +# ifdef __thumb2__ +# define adrl adr +.thumb +# else +.code 32 +# endif +#endif + +.type K256,%object +.align 5 +K256: +.word 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 +.word 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 +.word 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 +.word 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 +.word 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc +.word 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da +.word 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 +.word 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 +.word 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 +.word 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 +.word 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 +.word 0xd192e819,0xd6990624,0xf40e3585,0x106aa070 +.word 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 +.word 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 +.word 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 +.word 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 +.size K256,.-K256 +.word 0 @ terminator +#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__) +.LOPENSSL_armcap: +.word OPENSSL_armcap_P-sha256_block_data_order +#endif +.align 5 + +.global sha256_block_data_order +.type sha256_block_data_order,%function +sha256_block_data_order: +#if __ARM_ARCH__<7 + sub r3,pc,#8 @ sha256_block_data_order +#else + adr r3,sha256_block_data_order +#endif +#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__) + ldr r12,.LOPENSSL_armcap + ldr r12,[r3,r12] @ OPENSSL_armcap_P + tst r12,#ARMV8_SHA256 + bne .LARMv8 + tst r12,#ARMV7_NEON + bne .LNEON +#endif + add r2,r1,r2,lsl#6 @ len to point at the end of inp + stmdb sp!,{r0,r1,r2,r4-r11,lr} + ldmia r0,{r4,r5,r6,r7,r8,r9,r10,r11} + sub r14,r3,#256+32 @ K256 + sub sp,sp,#16*4 @ alloca(X[16]) +.Loop: +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 +# else + ldrb r2,[r1,#3] +# endif + eor r3,r5,r6 @ magic + eor r12,r12,r12 +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 0 +# if 0==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r8,r8,ror#5 + add r4,r4,r12 @ h+=Maj(a,b,c) from the past + eor r0,r0,r8,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 0 + add r4,r4,r12 @ h+=Maj(a,b,c) from the past + ldrb r12,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r12,lsl#8 + ldrb r12,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 0==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r8,r8,ror#5 + orr r2,r2,r12,lsl#24 + eor r0,r0,r8,ror#19 @ Sigma1(e) +#endif + ldr r12,[r14],#4 @ *K256++ + add r11,r11,r2 @ h+=X[i] + str r2,[sp,#0*4] + eor r2,r9,r10 + add r11,r11,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r8 + add r11,r11,r12 @ h+=K256[i] + eor r2,r2,r10 @ Ch(e,f,g) + eor r0,r4,r4,ror#11 + add r11,r11,r2 @ h+=Ch(e,f,g) +#if 0==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 0<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r4,r5 @ a^b, b^c in next round +#else + ldr r2,[sp,#2*4] @ from future BODY_16_xx + eor r12,r4,r5 @ a^b, b^c in next round + ldr r1,[sp,#15*4] @ from future BODY_16_xx +#endif + eor r0,r0,r4,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r7,r7,r11 @ d+=h + eor r3,r3,r5 @ Maj(a,b,c) + add r11,r11,r0,ror#2 @ h+=Sigma0(a) + @ add r11,r11,r3 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 1 +# if 1==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r7,r7,ror#5 + add r11,r11,r3 @ h+=Maj(a,b,c) from the past + eor r0,r0,r7,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 1 + add r11,r11,r3 @ h+=Maj(a,b,c) from the past + ldrb r3,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r3,lsl#8 + ldrb r3,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 1==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r7,r7,ror#5 + orr r2,r2,r3,lsl#24 + eor r0,r0,r7,ror#19 @ Sigma1(e) +#endif + ldr r3,[r14],#4 @ *K256++ + add r10,r10,r2 @ h+=X[i] + str r2,[sp,#1*4] + eor r2,r8,r9 + add r10,r10,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r7 + add r10,r10,r3 @ h+=K256[i] + eor r2,r2,r9 @ Ch(e,f,g) + eor r0,r11,r11,ror#11 + add r10,r10,r2 @ h+=Ch(e,f,g) +#if 1==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 1<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r11,r4 @ a^b, b^c in next round +#else + ldr r2,[sp,#3*4] @ from future BODY_16_xx + eor r3,r11,r4 @ a^b, b^c in next round + ldr r1,[sp,#0*4] @ from future BODY_16_xx +#endif + eor r0,r0,r11,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r6,r6,r10 @ d+=h + eor r12,r12,r4 @ Maj(a,b,c) + add r10,r10,r0,ror#2 @ h+=Sigma0(a) + @ add r10,r10,r12 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 2 +# if 2==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r6,r6,ror#5 + add r10,r10,r12 @ h+=Maj(a,b,c) from the past + eor r0,r0,r6,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 2 + add r10,r10,r12 @ h+=Maj(a,b,c) from the past + ldrb r12,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r12,lsl#8 + ldrb r12,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 2==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r6,r6,ror#5 + orr r2,r2,r12,lsl#24 + eor r0,r0,r6,ror#19 @ Sigma1(e) +#endif + ldr r12,[r14],#4 @ *K256++ + add r9,r9,r2 @ h+=X[i] + str r2,[sp,#2*4] + eor r2,r7,r8 + add r9,r9,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r6 + add r9,r9,r12 @ h+=K256[i] + eor r2,r2,r8 @ Ch(e,f,g) + eor r0,r10,r10,ror#11 + add r9,r9,r2 @ h+=Ch(e,f,g) +#if 2==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 2<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r10,r11 @ a^b, b^c in next round +#else + ldr r2,[sp,#4*4] @ from future BODY_16_xx + eor r12,r10,r11 @ a^b, b^c in next round + ldr r1,[sp,#1*4] @ from future BODY_16_xx +#endif + eor r0,r0,r10,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r5,r5,r9 @ d+=h + eor r3,r3,r11 @ Maj(a,b,c) + add r9,r9,r0,ror#2 @ h+=Sigma0(a) + @ add r9,r9,r3 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 3 +# if 3==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r5,r5,ror#5 + add r9,r9,r3 @ h+=Maj(a,b,c) from the past + eor r0,r0,r5,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 3 + add r9,r9,r3 @ h+=Maj(a,b,c) from the past + ldrb r3,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r3,lsl#8 + ldrb r3,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 3==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r5,r5,ror#5 + orr r2,r2,r3,lsl#24 + eor r0,r0,r5,ror#19 @ Sigma1(e) +#endif + ldr r3,[r14],#4 @ *K256++ + add r8,r8,r2 @ h+=X[i] + str r2,[sp,#3*4] + eor r2,r6,r7 + add r8,r8,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r5 + add r8,r8,r3 @ h+=K256[i] + eor r2,r2,r7 @ Ch(e,f,g) + eor r0,r9,r9,ror#11 + add r8,r8,r2 @ h+=Ch(e,f,g) +#if 3==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 3<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r9,r10 @ a^b, b^c in next round +#else + ldr r2,[sp,#5*4] @ from future BODY_16_xx + eor r3,r9,r10 @ a^b, b^c in next round + ldr r1,[sp,#2*4] @ from future BODY_16_xx +#endif + eor r0,r0,r9,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r4,r4,r8 @ d+=h + eor r12,r12,r10 @ Maj(a,b,c) + add r8,r8,r0,ror#2 @ h+=Sigma0(a) + @ add r8,r8,r12 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 4 +# if 4==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r4,r4,ror#5 + add r8,r8,r12 @ h+=Maj(a,b,c) from the past + eor r0,r0,r4,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 4 + add r8,r8,r12 @ h+=Maj(a,b,c) from the past + ldrb r12,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r12,lsl#8 + ldrb r12,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 4==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r4,r4,ror#5 + orr r2,r2,r12,lsl#24 + eor r0,r0,r4,ror#19 @ Sigma1(e) +#endif + ldr r12,[r14],#4 @ *K256++ + add r7,r7,r2 @ h+=X[i] + str r2,[sp,#4*4] + eor r2,r5,r6 + add r7,r7,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r4 + add r7,r7,r12 @ h+=K256[i] + eor r2,r2,r6 @ Ch(e,f,g) + eor r0,r8,r8,ror#11 + add r7,r7,r2 @ h+=Ch(e,f,g) +#if 4==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 4<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r8,r9 @ a^b, b^c in next round +#else + ldr r2,[sp,#6*4] @ from future BODY_16_xx + eor r12,r8,r9 @ a^b, b^c in next round + ldr r1,[sp,#3*4] @ from future BODY_16_xx +#endif + eor r0,r0,r8,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r11,r11,r7 @ d+=h + eor r3,r3,r9 @ Maj(a,b,c) + add r7,r7,r0,ror#2 @ h+=Sigma0(a) + @ add r7,r7,r3 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 5 +# if 5==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r11,r11,ror#5 + add r7,r7,r3 @ h+=Maj(a,b,c) from the past + eor r0,r0,r11,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 5 + add r7,r7,r3 @ h+=Maj(a,b,c) from the past + ldrb r3,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r3,lsl#8 + ldrb r3,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 5==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r11,r11,ror#5 + orr r2,r2,r3,lsl#24 + eor r0,r0,r11,ror#19 @ Sigma1(e) +#endif + ldr r3,[r14],#4 @ *K256++ + add r6,r6,r2 @ h+=X[i] + str r2,[sp,#5*4] + eor r2,r4,r5 + add r6,r6,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r11 + add r6,r6,r3 @ h+=K256[i] + eor r2,r2,r5 @ Ch(e,f,g) + eor r0,r7,r7,ror#11 + add r6,r6,r2 @ h+=Ch(e,f,g) +#if 5==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 5<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r7,r8 @ a^b, b^c in next round +#else + ldr r2,[sp,#7*4] @ from future BODY_16_xx + eor r3,r7,r8 @ a^b, b^c in next round + ldr r1,[sp,#4*4] @ from future BODY_16_xx +#endif + eor r0,r0,r7,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r10,r10,r6 @ d+=h + eor r12,r12,r8 @ Maj(a,b,c) + add r6,r6,r0,ror#2 @ h+=Sigma0(a) + @ add r6,r6,r12 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 6 +# if 6==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r10,r10,ror#5 + add r6,r6,r12 @ h+=Maj(a,b,c) from the past + eor r0,r0,r10,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 6 + add r6,r6,r12 @ h+=Maj(a,b,c) from the past + ldrb r12,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r12,lsl#8 + ldrb r12,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 6==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r10,r10,ror#5 + orr r2,r2,r12,lsl#24 + eor r0,r0,r10,ror#19 @ Sigma1(e) +#endif + ldr r12,[r14],#4 @ *K256++ + add r5,r5,r2 @ h+=X[i] + str r2,[sp,#6*4] + eor r2,r11,r4 + add r5,r5,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r10 + add r5,r5,r12 @ h+=K256[i] + eor r2,r2,r4 @ Ch(e,f,g) + eor r0,r6,r6,ror#11 + add r5,r5,r2 @ h+=Ch(e,f,g) +#if 6==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 6<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r6,r7 @ a^b, b^c in next round +#else + ldr r2,[sp,#8*4] @ from future BODY_16_xx + eor r12,r6,r7 @ a^b, b^c in next round + ldr r1,[sp,#5*4] @ from future BODY_16_xx +#endif + eor r0,r0,r6,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r9,r9,r5 @ d+=h + eor r3,r3,r7 @ Maj(a,b,c) + add r5,r5,r0,ror#2 @ h+=Sigma0(a) + @ add r5,r5,r3 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 7 +# if 7==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r9,r9,ror#5 + add r5,r5,r3 @ h+=Maj(a,b,c) from the past + eor r0,r0,r9,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 7 + add r5,r5,r3 @ h+=Maj(a,b,c) from the past + ldrb r3,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r3,lsl#8 + ldrb r3,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 7==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r9,r9,ror#5 + orr r2,r2,r3,lsl#24 + eor r0,r0,r9,ror#19 @ Sigma1(e) +#endif + ldr r3,[r14],#4 @ *K256++ + add r4,r4,r2 @ h+=X[i] + str r2,[sp,#7*4] + eor r2,r10,r11 + add r4,r4,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r9 + add r4,r4,r3 @ h+=K256[i] + eor r2,r2,r11 @ Ch(e,f,g) + eor r0,r5,r5,ror#11 + add r4,r4,r2 @ h+=Ch(e,f,g) +#if 7==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 7<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r5,r6 @ a^b, b^c in next round +#else + ldr r2,[sp,#9*4] @ from future BODY_16_xx + eor r3,r5,r6 @ a^b, b^c in next round + ldr r1,[sp,#6*4] @ from future BODY_16_xx +#endif + eor r0,r0,r5,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r8,r8,r4 @ d+=h + eor r12,r12,r6 @ Maj(a,b,c) + add r4,r4,r0,ror#2 @ h+=Sigma0(a) + @ add r4,r4,r12 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 8 +# if 8==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r8,r8,ror#5 + add r4,r4,r12 @ h+=Maj(a,b,c) from the past + eor r0,r0,r8,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 8 + add r4,r4,r12 @ h+=Maj(a,b,c) from the past + ldrb r12,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r12,lsl#8 + ldrb r12,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 8==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r8,r8,ror#5 + orr r2,r2,r12,lsl#24 + eor r0,r0,r8,ror#19 @ Sigma1(e) +#endif + ldr r12,[r14],#4 @ *K256++ + add r11,r11,r2 @ h+=X[i] + str r2,[sp,#8*4] + eor r2,r9,r10 + add r11,r11,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r8 + add r11,r11,r12 @ h+=K256[i] + eor r2,r2,r10 @ Ch(e,f,g) + eor r0,r4,r4,ror#11 + add r11,r11,r2 @ h+=Ch(e,f,g) +#if 8==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 8<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r4,r5 @ a^b, b^c in next round +#else + ldr r2,[sp,#10*4] @ from future BODY_16_xx + eor r12,r4,r5 @ a^b, b^c in next round + ldr r1,[sp,#7*4] @ from future BODY_16_xx +#endif + eor r0,r0,r4,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r7,r7,r11 @ d+=h + eor r3,r3,r5 @ Maj(a,b,c) + add r11,r11,r0,ror#2 @ h+=Sigma0(a) + @ add r11,r11,r3 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 9 +# if 9==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r7,r7,ror#5 + add r11,r11,r3 @ h+=Maj(a,b,c) from the past + eor r0,r0,r7,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 9 + add r11,r11,r3 @ h+=Maj(a,b,c) from the past + ldrb r3,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r3,lsl#8 + ldrb r3,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 9==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r7,r7,ror#5 + orr r2,r2,r3,lsl#24 + eor r0,r0,r7,ror#19 @ Sigma1(e) +#endif + ldr r3,[r14],#4 @ *K256++ + add r10,r10,r2 @ h+=X[i] + str r2,[sp,#9*4] + eor r2,r8,r9 + add r10,r10,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r7 + add r10,r10,r3 @ h+=K256[i] + eor r2,r2,r9 @ Ch(e,f,g) + eor r0,r11,r11,ror#11 + add r10,r10,r2 @ h+=Ch(e,f,g) +#if 9==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 9<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r11,r4 @ a^b, b^c in next round +#else + ldr r2,[sp,#11*4] @ from future BODY_16_xx + eor r3,r11,r4 @ a^b, b^c in next round + ldr r1,[sp,#8*4] @ from future BODY_16_xx +#endif + eor r0,r0,r11,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r6,r6,r10 @ d+=h + eor r12,r12,r4 @ Maj(a,b,c) + add r10,r10,r0,ror#2 @ h+=Sigma0(a) + @ add r10,r10,r12 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 10 +# if 10==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r6,r6,ror#5 + add r10,r10,r12 @ h+=Maj(a,b,c) from the past + eor r0,r0,r6,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 10 + add r10,r10,r12 @ h+=Maj(a,b,c) from the past + ldrb r12,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r12,lsl#8 + ldrb r12,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 10==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r6,r6,ror#5 + orr r2,r2,r12,lsl#24 + eor r0,r0,r6,ror#19 @ Sigma1(e) +#endif + ldr r12,[r14],#4 @ *K256++ + add r9,r9,r2 @ h+=X[i] + str r2,[sp,#10*4] + eor r2,r7,r8 + add r9,r9,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r6 + add r9,r9,r12 @ h+=K256[i] + eor r2,r2,r8 @ Ch(e,f,g) + eor r0,r10,r10,ror#11 + add r9,r9,r2 @ h+=Ch(e,f,g) +#if 10==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 10<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r10,r11 @ a^b, b^c in next round +#else + ldr r2,[sp,#12*4] @ from future BODY_16_xx + eor r12,r10,r11 @ a^b, b^c in next round + ldr r1,[sp,#9*4] @ from future BODY_16_xx +#endif + eor r0,r0,r10,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r5,r5,r9 @ d+=h + eor r3,r3,r11 @ Maj(a,b,c) + add r9,r9,r0,ror#2 @ h+=Sigma0(a) + @ add r9,r9,r3 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 11 +# if 11==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r5,r5,ror#5 + add r9,r9,r3 @ h+=Maj(a,b,c) from the past + eor r0,r0,r5,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 11 + add r9,r9,r3 @ h+=Maj(a,b,c) from the past + ldrb r3,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r3,lsl#8 + ldrb r3,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 11==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r5,r5,ror#5 + orr r2,r2,r3,lsl#24 + eor r0,r0,r5,ror#19 @ Sigma1(e) +#endif + ldr r3,[r14],#4 @ *K256++ + add r8,r8,r2 @ h+=X[i] + str r2,[sp,#11*4] + eor r2,r6,r7 + add r8,r8,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r5 + add r8,r8,r3 @ h+=K256[i] + eor r2,r2,r7 @ Ch(e,f,g) + eor r0,r9,r9,ror#11 + add r8,r8,r2 @ h+=Ch(e,f,g) +#if 11==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 11<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r9,r10 @ a^b, b^c in next round +#else + ldr r2,[sp,#13*4] @ from future BODY_16_xx + eor r3,r9,r10 @ a^b, b^c in next round + ldr r1,[sp,#10*4] @ from future BODY_16_xx +#endif + eor r0,r0,r9,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r4,r4,r8 @ d+=h + eor r12,r12,r10 @ Maj(a,b,c) + add r8,r8,r0,ror#2 @ h+=Sigma0(a) + @ add r8,r8,r12 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 12 +# if 12==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r4,r4,ror#5 + add r8,r8,r12 @ h+=Maj(a,b,c) from the past + eor r0,r0,r4,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 12 + add r8,r8,r12 @ h+=Maj(a,b,c) from the past + ldrb r12,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r12,lsl#8 + ldrb r12,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 12==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r4,r4,ror#5 + orr r2,r2,r12,lsl#24 + eor r0,r0,r4,ror#19 @ Sigma1(e) +#endif + ldr r12,[r14],#4 @ *K256++ + add r7,r7,r2 @ h+=X[i] + str r2,[sp,#12*4] + eor r2,r5,r6 + add r7,r7,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r4 + add r7,r7,r12 @ h+=K256[i] + eor r2,r2,r6 @ Ch(e,f,g) + eor r0,r8,r8,ror#11 + add r7,r7,r2 @ h+=Ch(e,f,g) +#if 12==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 12<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r8,r9 @ a^b, b^c in next round +#else + ldr r2,[sp,#14*4] @ from future BODY_16_xx + eor r12,r8,r9 @ a^b, b^c in next round + ldr r1,[sp,#11*4] @ from future BODY_16_xx +#endif + eor r0,r0,r8,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r11,r11,r7 @ d+=h + eor r3,r3,r9 @ Maj(a,b,c) + add r7,r7,r0,ror#2 @ h+=Sigma0(a) + @ add r7,r7,r3 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 13 +# if 13==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r11,r11,ror#5 + add r7,r7,r3 @ h+=Maj(a,b,c) from the past + eor r0,r0,r11,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 13 + add r7,r7,r3 @ h+=Maj(a,b,c) from the past + ldrb r3,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r3,lsl#8 + ldrb r3,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 13==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r11,r11,ror#5 + orr r2,r2,r3,lsl#24 + eor r0,r0,r11,ror#19 @ Sigma1(e) +#endif + ldr r3,[r14],#4 @ *K256++ + add r6,r6,r2 @ h+=X[i] + str r2,[sp,#13*4] + eor r2,r4,r5 + add r6,r6,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r11 + add r6,r6,r3 @ h+=K256[i] + eor r2,r2,r5 @ Ch(e,f,g) + eor r0,r7,r7,ror#11 + add r6,r6,r2 @ h+=Ch(e,f,g) +#if 13==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 13<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r7,r8 @ a^b, b^c in next round +#else + ldr r2,[sp,#15*4] @ from future BODY_16_xx + eor r3,r7,r8 @ a^b, b^c in next round + ldr r1,[sp,#12*4] @ from future BODY_16_xx +#endif + eor r0,r0,r7,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r10,r10,r6 @ d+=h + eor r12,r12,r8 @ Maj(a,b,c) + add r6,r6,r0,ror#2 @ h+=Sigma0(a) + @ add r6,r6,r12 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 14 +# if 14==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r10,r10,ror#5 + add r6,r6,r12 @ h+=Maj(a,b,c) from the past + eor r0,r0,r10,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 14 + add r6,r6,r12 @ h+=Maj(a,b,c) from the past + ldrb r12,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r12,lsl#8 + ldrb r12,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 14==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r10,r10,ror#5 + orr r2,r2,r12,lsl#24 + eor r0,r0,r10,ror#19 @ Sigma1(e) +#endif + ldr r12,[r14],#4 @ *K256++ + add r5,r5,r2 @ h+=X[i] + str r2,[sp,#14*4] + eor r2,r11,r4 + add r5,r5,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r10 + add r5,r5,r12 @ h+=K256[i] + eor r2,r2,r4 @ Ch(e,f,g) + eor r0,r6,r6,ror#11 + add r5,r5,r2 @ h+=Ch(e,f,g) +#if 14==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 14<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r6,r7 @ a^b, b^c in next round +#else + ldr r2,[sp,#0*4] @ from future BODY_16_xx + eor r12,r6,r7 @ a^b, b^c in next round + ldr r1,[sp,#13*4] @ from future BODY_16_xx +#endif + eor r0,r0,r6,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r9,r9,r5 @ d+=h + eor r3,r3,r7 @ Maj(a,b,c) + add r5,r5,r0,ror#2 @ h+=Sigma0(a) + @ add r5,r5,r3 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + @ ldr r2,[r1],#4 @ 15 +# if 15==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r9,r9,ror#5 + add r5,r5,r3 @ h+=Maj(a,b,c) from the past + eor r0,r0,r9,ror#19 @ Sigma1(e) +# ifndef __ARMEB__ + rev r2,r2 +# endif +#else + @ ldrb r2,[r1,#3] @ 15 + add r5,r5,r3 @ h+=Maj(a,b,c) from the past + ldrb r3,[r1,#2] + ldrb r0,[r1,#1] + orr r2,r2,r3,lsl#8 + ldrb r3,[r1],#4 + orr r2,r2,r0,lsl#16 +# if 15==15 + str r1,[sp,#17*4] @ make room for r1 +# endif + eor r0,r9,r9,ror#5 + orr r2,r2,r3,lsl#24 + eor r0,r0,r9,ror#19 @ Sigma1(e) +#endif + ldr r3,[r14],#4 @ *K256++ + add r4,r4,r2 @ h+=X[i] + str r2,[sp,#15*4] + eor r2,r10,r11 + add r4,r4,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r9 + add r4,r4,r3 @ h+=K256[i] + eor r2,r2,r11 @ Ch(e,f,g) + eor r0,r5,r5,ror#11 + add r4,r4,r2 @ h+=Ch(e,f,g) +#if 15==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 15<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r5,r6 @ a^b, b^c in next round +#else + ldr r2,[sp,#1*4] @ from future BODY_16_xx + eor r3,r5,r6 @ a^b, b^c in next round + ldr r1,[sp,#14*4] @ from future BODY_16_xx +#endif + eor r0,r0,r5,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r8,r8,r4 @ d+=h + eor r12,r12,r6 @ Maj(a,b,c) + add r4,r4,r0,ror#2 @ h+=Sigma0(a) + @ add r4,r4,r12 @ h+=Maj(a,b,c) +.Lrounds_16_xx: + @ ldr r2,[sp,#1*4] @ 16 + @ ldr r1,[sp,#14*4] + mov r0,r2,ror#7 + add r4,r4,r12 @ h+=Maj(a,b,c) from the past + mov r12,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r12,r12,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#0*4] + eor r12,r12,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#9*4] + + add r12,r12,r0 + eor r0,r8,r8,ror#5 @ from BODY_00_15 + add r2,r2,r12 + eor r0,r0,r8,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r12,[r14],#4 @ *K256++ + add r11,r11,r2 @ h+=X[i] + str r2,[sp,#0*4] + eor r2,r9,r10 + add r11,r11,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r8 + add r11,r11,r12 @ h+=K256[i] + eor r2,r2,r10 @ Ch(e,f,g) + eor r0,r4,r4,ror#11 + add r11,r11,r2 @ h+=Ch(e,f,g) +#if 16==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 16<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r4,r5 @ a^b, b^c in next round +#else + ldr r2,[sp,#2*4] @ from future BODY_16_xx + eor r12,r4,r5 @ a^b, b^c in next round + ldr r1,[sp,#15*4] @ from future BODY_16_xx +#endif + eor r0,r0,r4,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r7,r7,r11 @ d+=h + eor r3,r3,r5 @ Maj(a,b,c) + add r11,r11,r0,ror#2 @ h+=Sigma0(a) + @ add r11,r11,r3 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#2*4] @ 17 + @ ldr r1,[sp,#15*4] + mov r0,r2,ror#7 + add r11,r11,r3 @ h+=Maj(a,b,c) from the past + mov r3,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r3,r3,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#1*4] + eor r3,r3,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#10*4] + + add r3,r3,r0 + eor r0,r7,r7,ror#5 @ from BODY_00_15 + add r2,r2,r3 + eor r0,r0,r7,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r3,[r14],#4 @ *K256++ + add r10,r10,r2 @ h+=X[i] + str r2,[sp,#1*4] + eor r2,r8,r9 + add r10,r10,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r7 + add r10,r10,r3 @ h+=K256[i] + eor r2,r2,r9 @ Ch(e,f,g) + eor r0,r11,r11,ror#11 + add r10,r10,r2 @ h+=Ch(e,f,g) +#if 17==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 17<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r11,r4 @ a^b, b^c in next round +#else + ldr r2,[sp,#3*4] @ from future BODY_16_xx + eor r3,r11,r4 @ a^b, b^c in next round + ldr r1,[sp,#0*4] @ from future BODY_16_xx +#endif + eor r0,r0,r11,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r6,r6,r10 @ d+=h + eor r12,r12,r4 @ Maj(a,b,c) + add r10,r10,r0,ror#2 @ h+=Sigma0(a) + @ add r10,r10,r12 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#3*4] @ 18 + @ ldr r1,[sp,#0*4] + mov r0,r2,ror#7 + add r10,r10,r12 @ h+=Maj(a,b,c) from the past + mov r12,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r12,r12,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#2*4] + eor r12,r12,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#11*4] + + add r12,r12,r0 + eor r0,r6,r6,ror#5 @ from BODY_00_15 + add r2,r2,r12 + eor r0,r0,r6,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r12,[r14],#4 @ *K256++ + add r9,r9,r2 @ h+=X[i] + str r2,[sp,#2*4] + eor r2,r7,r8 + add r9,r9,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r6 + add r9,r9,r12 @ h+=K256[i] + eor r2,r2,r8 @ Ch(e,f,g) + eor r0,r10,r10,ror#11 + add r9,r9,r2 @ h+=Ch(e,f,g) +#if 18==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 18<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r10,r11 @ a^b, b^c in next round +#else + ldr r2,[sp,#4*4] @ from future BODY_16_xx + eor r12,r10,r11 @ a^b, b^c in next round + ldr r1,[sp,#1*4] @ from future BODY_16_xx +#endif + eor r0,r0,r10,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r5,r5,r9 @ d+=h + eor r3,r3,r11 @ Maj(a,b,c) + add r9,r9,r0,ror#2 @ h+=Sigma0(a) + @ add r9,r9,r3 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#4*4] @ 19 + @ ldr r1,[sp,#1*4] + mov r0,r2,ror#7 + add r9,r9,r3 @ h+=Maj(a,b,c) from the past + mov r3,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r3,r3,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#3*4] + eor r3,r3,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#12*4] + + add r3,r3,r0 + eor r0,r5,r5,ror#5 @ from BODY_00_15 + add r2,r2,r3 + eor r0,r0,r5,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r3,[r14],#4 @ *K256++ + add r8,r8,r2 @ h+=X[i] + str r2,[sp,#3*4] + eor r2,r6,r7 + add r8,r8,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r5 + add r8,r8,r3 @ h+=K256[i] + eor r2,r2,r7 @ Ch(e,f,g) + eor r0,r9,r9,ror#11 + add r8,r8,r2 @ h+=Ch(e,f,g) +#if 19==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 19<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r9,r10 @ a^b, b^c in next round +#else + ldr r2,[sp,#5*4] @ from future BODY_16_xx + eor r3,r9,r10 @ a^b, b^c in next round + ldr r1,[sp,#2*4] @ from future BODY_16_xx +#endif + eor r0,r0,r9,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r4,r4,r8 @ d+=h + eor r12,r12,r10 @ Maj(a,b,c) + add r8,r8,r0,ror#2 @ h+=Sigma0(a) + @ add r8,r8,r12 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#5*4] @ 20 + @ ldr r1,[sp,#2*4] + mov r0,r2,ror#7 + add r8,r8,r12 @ h+=Maj(a,b,c) from the past + mov r12,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r12,r12,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#4*4] + eor r12,r12,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#13*4] + + add r12,r12,r0 + eor r0,r4,r4,ror#5 @ from BODY_00_15 + add r2,r2,r12 + eor r0,r0,r4,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r12,[r14],#4 @ *K256++ + add r7,r7,r2 @ h+=X[i] + str r2,[sp,#4*4] + eor r2,r5,r6 + add r7,r7,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r4 + add r7,r7,r12 @ h+=K256[i] + eor r2,r2,r6 @ Ch(e,f,g) + eor r0,r8,r8,ror#11 + add r7,r7,r2 @ h+=Ch(e,f,g) +#if 20==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 20<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r8,r9 @ a^b, b^c in next round +#else + ldr r2,[sp,#6*4] @ from future BODY_16_xx + eor r12,r8,r9 @ a^b, b^c in next round + ldr r1,[sp,#3*4] @ from future BODY_16_xx +#endif + eor r0,r0,r8,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r11,r11,r7 @ d+=h + eor r3,r3,r9 @ Maj(a,b,c) + add r7,r7,r0,ror#2 @ h+=Sigma0(a) + @ add r7,r7,r3 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#6*4] @ 21 + @ ldr r1,[sp,#3*4] + mov r0,r2,ror#7 + add r7,r7,r3 @ h+=Maj(a,b,c) from the past + mov r3,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r3,r3,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#5*4] + eor r3,r3,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#14*4] + + add r3,r3,r0 + eor r0,r11,r11,ror#5 @ from BODY_00_15 + add r2,r2,r3 + eor r0,r0,r11,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r3,[r14],#4 @ *K256++ + add r6,r6,r2 @ h+=X[i] + str r2,[sp,#5*4] + eor r2,r4,r5 + add r6,r6,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r11 + add r6,r6,r3 @ h+=K256[i] + eor r2,r2,r5 @ Ch(e,f,g) + eor r0,r7,r7,ror#11 + add r6,r6,r2 @ h+=Ch(e,f,g) +#if 21==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 21<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r7,r8 @ a^b, b^c in next round +#else + ldr r2,[sp,#7*4] @ from future BODY_16_xx + eor r3,r7,r8 @ a^b, b^c in next round + ldr r1,[sp,#4*4] @ from future BODY_16_xx +#endif + eor r0,r0,r7,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r10,r10,r6 @ d+=h + eor r12,r12,r8 @ Maj(a,b,c) + add r6,r6,r0,ror#2 @ h+=Sigma0(a) + @ add r6,r6,r12 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#7*4] @ 22 + @ ldr r1,[sp,#4*4] + mov r0,r2,ror#7 + add r6,r6,r12 @ h+=Maj(a,b,c) from the past + mov r12,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r12,r12,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#6*4] + eor r12,r12,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#15*4] + + add r12,r12,r0 + eor r0,r10,r10,ror#5 @ from BODY_00_15 + add r2,r2,r12 + eor r0,r0,r10,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r12,[r14],#4 @ *K256++ + add r5,r5,r2 @ h+=X[i] + str r2,[sp,#6*4] + eor r2,r11,r4 + add r5,r5,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r10 + add r5,r5,r12 @ h+=K256[i] + eor r2,r2,r4 @ Ch(e,f,g) + eor r0,r6,r6,ror#11 + add r5,r5,r2 @ h+=Ch(e,f,g) +#if 22==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 22<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r6,r7 @ a^b, b^c in next round +#else + ldr r2,[sp,#8*4] @ from future BODY_16_xx + eor r12,r6,r7 @ a^b, b^c in next round + ldr r1,[sp,#5*4] @ from future BODY_16_xx +#endif + eor r0,r0,r6,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r9,r9,r5 @ d+=h + eor r3,r3,r7 @ Maj(a,b,c) + add r5,r5,r0,ror#2 @ h+=Sigma0(a) + @ add r5,r5,r3 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#8*4] @ 23 + @ ldr r1,[sp,#5*4] + mov r0,r2,ror#7 + add r5,r5,r3 @ h+=Maj(a,b,c) from the past + mov r3,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r3,r3,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#7*4] + eor r3,r3,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#0*4] + + add r3,r3,r0 + eor r0,r9,r9,ror#5 @ from BODY_00_15 + add r2,r2,r3 + eor r0,r0,r9,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r3,[r14],#4 @ *K256++ + add r4,r4,r2 @ h+=X[i] + str r2,[sp,#7*4] + eor r2,r10,r11 + add r4,r4,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r9 + add r4,r4,r3 @ h+=K256[i] + eor r2,r2,r11 @ Ch(e,f,g) + eor r0,r5,r5,ror#11 + add r4,r4,r2 @ h+=Ch(e,f,g) +#if 23==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 23<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r5,r6 @ a^b, b^c in next round +#else + ldr r2,[sp,#9*4] @ from future BODY_16_xx + eor r3,r5,r6 @ a^b, b^c in next round + ldr r1,[sp,#6*4] @ from future BODY_16_xx +#endif + eor r0,r0,r5,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r8,r8,r4 @ d+=h + eor r12,r12,r6 @ Maj(a,b,c) + add r4,r4,r0,ror#2 @ h+=Sigma0(a) + @ add r4,r4,r12 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#9*4] @ 24 + @ ldr r1,[sp,#6*4] + mov r0,r2,ror#7 + add r4,r4,r12 @ h+=Maj(a,b,c) from the past + mov r12,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r12,r12,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#8*4] + eor r12,r12,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#1*4] + + add r12,r12,r0 + eor r0,r8,r8,ror#5 @ from BODY_00_15 + add r2,r2,r12 + eor r0,r0,r8,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r12,[r14],#4 @ *K256++ + add r11,r11,r2 @ h+=X[i] + str r2,[sp,#8*4] + eor r2,r9,r10 + add r11,r11,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r8 + add r11,r11,r12 @ h+=K256[i] + eor r2,r2,r10 @ Ch(e,f,g) + eor r0,r4,r4,ror#11 + add r11,r11,r2 @ h+=Ch(e,f,g) +#if 24==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 24<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r4,r5 @ a^b, b^c in next round +#else + ldr r2,[sp,#10*4] @ from future BODY_16_xx + eor r12,r4,r5 @ a^b, b^c in next round + ldr r1,[sp,#7*4] @ from future BODY_16_xx +#endif + eor r0,r0,r4,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r7,r7,r11 @ d+=h + eor r3,r3,r5 @ Maj(a,b,c) + add r11,r11,r0,ror#2 @ h+=Sigma0(a) + @ add r11,r11,r3 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#10*4] @ 25 + @ ldr r1,[sp,#7*4] + mov r0,r2,ror#7 + add r11,r11,r3 @ h+=Maj(a,b,c) from the past + mov r3,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r3,r3,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#9*4] + eor r3,r3,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#2*4] + + add r3,r3,r0 + eor r0,r7,r7,ror#5 @ from BODY_00_15 + add r2,r2,r3 + eor r0,r0,r7,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r3,[r14],#4 @ *K256++ + add r10,r10,r2 @ h+=X[i] + str r2,[sp,#9*4] + eor r2,r8,r9 + add r10,r10,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r7 + add r10,r10,r3 @ h+=K256[i] + eor r2,r2,r9 @ Ch(e,f,g) + eor r0,r11,r11,ror#11 + add r10,r10,r2 @ h+=Ch(e,f,g) +#if 25==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 25<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r11,r4 @ a^b, b^c in next round +#else + ldr r2,[sp,#11*4] @ from future BODY_16_xx + eor r3,r11,r4 @ a^b, b^c in next round + ldr r1,[sp,#8*4] @ from future BODY_16_xx +#endif + eor r0,r0,r11,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r6,r6,r10 @ d+=h + eor r12,r12,r4 @ Maj(a,b,c) + add r10,r10,r0,ror#2 @ h+=Sigma0(a) + @ add r10,r10,r12 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#11*4] @ 26 + @ ldr r1,[sp,#8*4] + mov r0,r2,ror#7 + add r10,r10,r12 @ h+=Maj(a,b,c) from the past + mov r12,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r12,r12,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#10*4] + eor r12,r12,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#3*4] + + add r12,r12,r0 + eor r0,r6,r6,ror#5 @ from BODY_00_15 + add r2,r2,r12 + eor r0,r0,r6,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r12,[r14],#4 @ *K256++ + add r9,r9,r2 @ h+=X[i] + str r2,[sp,#10*4] + eor r2,r7,r8 + add r9,r9,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r6 + add r9,r9,r12 @ h+=K256[i] + eor r2,r2,r8 @ Ch(e,f,g) + eor r0,r10,r10,ror#11 + add r9,r9,r2 @ h+=Ch(e,f,g) +#if 26==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 26<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r10,r11 @ a^b, b^c in next round +#else + ldr r2,[sp,#12*4] @ from future BODY_16_xx + eor r12,r10,r11 @ a^b, b^c in next round + ldr r1,[sp,#9*4] @ from future BODY_16_xx +#endif + eor r0,r0,r10,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r5,r5,r9 @ d+=h + eor r3,r3,r11 @ Maj(a,b,c) + add r9,r9,r0,ror#2 @ h+=Sigma0(a) + @ add r9,r9,r3 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#12*4] @ 27 + @ ldr r1,[sp,#9*4] + mov r0,r2,ror#7 + add r9,r9,r3 @ h+=Maj(a,b,c) from the past + mov r3,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r3,r3,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#11*4] + eor r3,r3,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#4*4] + + add r3,r3,r0 + eor r0,r5,r5,ror#5 @ from BODY_00_15 + add r2,r2,r3 + eor r0,r0,r5,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r3,[r14],#4 @ *K256++ + add r8,r8,r2 @ h+=X[i] + str r2,[sp,#11*4] + eor r2,r6,r7 + add r8,r8,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r5 + add r8,r8,r3 @ h+=K256[i] + eor r2,r2,r7 @ Ch(e,f,g) + eor r0,r9,r9,ror#11 + add r8,r8,r2 @ h+=Ch(e,f,g) +#if 27==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 27<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r9,r10 @ a^b, b^c in next round +#else + ldr r2,[sp,#13*4] @ from future BODY_16_xx + eor r3,r9,r10 @ a^b, b^c in next round + ldr r1,[sp,#10*4] @ from future BODY_16_xx +#endif + eor r0,r0,r9,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r4,r4,r8 @ d+=h + eor r12,r12,r10 @ Maj(a,b,c) + add r8,r8,r0,ror#2 @ h+=Sigma0(a) + @ add r8,r8,r12 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#13*4] @ 28 + @ ldr r1,[sp,#10*4] + mov r0,r2,ror#7 + add r8,r8,r12 @ h+=Maj(a,b,c) from the past + mov r12,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r12,r12,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#12*4] + eor r12,r12,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#5*4] + + add r12,r12,r0 + eor r0,r4,r4,ror#5 @ from BODY_00_15 + add r2,r2,r12 + eor r0,r0,r4,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r12,[r14],#4 @ *K256++ + add r7,r7,r2 @ h+=X[i] + str r2,[sp,#12*4] + eor r2,r5,r6 + add r7,r7,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r4 + add r7,r7,r12 @ h+=K256[i] + eor r2,r2,r6 @ Ch(e,f,g) + eor r0,r8,r8,ror#11 + add r7,r7,r2 @ h+=Ch(e,f,g) +#if 28==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 28<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r8,r9 @ a^b, b^c in next round +#else + ldr r2,[sp,#14*4] @ from future BODY_16_xx + eor r12,r8,r9 @ a^b, b^c in next round + ldr r1,[sp,#11*4] @ from future BODY_16_xx +#endif + eor r0,r0,r8,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r11,r11,r7 @ d+=h + eor r3,r3,r9 @ Maj(a,b,c) + add r7,r7,r0,ror#2 @ h+=Sigma0(a) + @ add r7,r7,r3 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#14*4] @ 29 + @ ldr r1,[sp,#11*4] + mov r0,r2,ror#7 + add r7,r7,r3 @ h+=Maj(a,b,c) from the past + mov r3,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r3,r3,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#13*4] + eor r3,r3,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#6*4] + + add r3,r3,r0 + eor r0,r11,r11,ror#5 @ from BODY_00_15 + add r2,r2,r3 + eor r0,r0,r11,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r3,[r14],#4 @ *K256++ + add r6,r6,r2 @ h+=X[i] + str r2,[sp,#13*4] + eor r2,r4,r5 + add r6,r6,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r11 + add r6,r6,r3 @ h+=K256[i] + eor r2,r2,r5 @ Ch(e,f,g) + eor r0,r7,r7,ror#11 + add r6,r6,r2 @ h+=Ch(e,f,g) +#if 29==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 29<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r7,r8 @ a^b, b^c in next round +#else + ldr r2,[sp,#15*4] @ from future BODY_16_xx + eor r3,r7,r8 @ a^b, b^c in next round + ldr r1,[sp,#12*4] @ from future BODY_16_xx +#endif + eor r0,r0,r7,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r10,r10,r6 @ d+=h + eor r12,r12,r8 @ Maj(a,b,c) + add r6,r6,r0,ror#2 @ h+=Sigma0(a) + @ add r6,r6,r12 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#15*4] @ 30 + @ ldr r1,[sp,#12*4] + mov r0,r2,ror#7 + add r6,r6,r12 @ h+=Maj(a,b,c) from the past + mov r12,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r12,r12,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#14*4] + eor r12,r12,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#7*4] + + add r12,r12,r0 + eor r0,r10,r10,ror#5 @ from BODY_00_15 + add r2,r2,r12 + eor r0,r0,r10,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r12,[r14],#4 @ *K256++ + add r5,r5,r2 @ h+=X[i] + str r2,[sp,#14*4] + eor r2,r11,r4 + add r5,r5,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r10 + add r5,r5,r12 @ h+=K256[i] + eor r2,r2,r4 @ Ch(e,f,g) + eor r0,r6,r6,ror#11 + add r5,r5,r2 @ h+=Ch(e,f,g) +#if 30==31 + and r12,r12,#0xff + cmp r12,#0xf2 @ done? +#endif +#if 30<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r12,r6,r7 @ a^b, b^c in next round +#else + ldr r2,[sp,#0*4] @ from future BODY_16_xx + eor r12,r6,r7 @ a^b, b^c in next round + ldr r1,[sp,#13*4] @ from future BODY_16_xx +#endif + eor r0,r0,r6,ror#20 @ Sigma0(a) + and r3,r3,r12 @ (b^c)&=(a^b) + add r9,r9,r5 @ d+=h + eor r3,r3,r7 @ Maj(a,b,c) + add r5,r5,r0,ror#2 @ h+=Sigma0(a) + @ add r5,r5,r3 @ h+=Maj(a,b,c) + @ ldr r2,[sp,#0*4] @ 31 + @ ldr r1,[sp,#13*4] + mov r0,r2,ror#7 + add r5,r5,r3 @ h+=Maj(a,b,c) from the past + mov r3,r1,ror#17 + eor r0,r0,r2,ror#18 + eor r3,r3,r1,ror#19 + eor r0,r0,r2,lsr#3 @ sigma0(X[i+1]) + ldr r2,[sp,#15*4] + eor r3,r3,r1,lsr#10 @ sigma1(X[i+14]) + ldr r1,[sp,#8*4] + + add r3,r3,r0 + eor r0,r9,r9,ror#5 @ from BODY_00_15 + add r2,r2,r3 + eor r0,r0,r9,ror#19 @ Sigma1(e) + add r2,r2,r1 @ X[i] + ldr r3,[r14],#4 @ *K256++ + add r4,r4,r2 @ h+=X[i] + str r2,[sp,#15*4] + eor r2,r10,r11 + add r4,r4,r0,ror#6 @ h+=Sigma1(e) + and r2,r2,r9 + add r4,r4,r3 @ h+=K256[i] + eor r2,r2,r11 @ Ch(e,f,g) + eor r0,r5,r5,ror#11 + add r4,r4,r2 @ h+=Ch(e,f,g) +#if 31==31 + and r3,r3,#0xff + cmp r3,#0xf2 @ done? +#endif +#if 31<15 +# if __ARM_ARCH__>=7 + ldr r2,[r1],#4 @ prefetch +# else + ldrb r2,[r1,#3] +# endif + eor r3,r5,r6 @ a^b, b^c in next round +#else + ldr r2,[sp,#1*4] @ from future BODY_16_xx + eor r3,r5,r6 @ a^b, b^c in next round + ldr r1,[sp,#14*4] @ from future BODY_16_xx +#endif + eor r0,r0,r5,ror#20 @ Sigma0(a) + and r12,r12,r3 @ (b^c)&=(a^b) + add r8,r8,r4 @ d+=h + eor r12,r12,r6 @ Maj(a,b,c) + add r4,r4,r0,ror#2 @ h+=Sigma0(a) + @ add r4,r4,r12 @ h+=Maj(a,b,c) +#if __ARM_ARCH__>=7 + ite eq @ Thumb2 thing, sanity check in ARM +#endif + ldreq r3,[sp,#16*4] @ pull ctx + bne .Lrounds_16_xx + + add r4,r4,r12 @ h+=Maj(a,b,c) from the past + ldr r0,[r3,#0] + ldr r2,[r3,#4] + ldr r12,[r3,#8] + add r4,r4,r0 + ldr r0,[r3,#12] + add r5,r5,r2 + ldr r2,[r3,#16] + add r6,r6,r12 + ldr r12,[r3,#20] + add r7,r7,r0 + ldr r0,[r3,#24] + add r8,r8,r2 + ldr r2,[r3,#28] + add r9,r9,r12 + ldr r1,[sp,#17*4] @ pull inp + ldr r12,[sp,#18*4] @ pull inp+len + add r10,r10,r0 + add r11,r11,r2 + stmia r3,{r4,r5,r6,r7,r8,r9,r10,r11} + cmp r1,r12 + sub r14,r14,#256 @ rewind Ktbl + bne .Loop + + add sp,sp,#19*4 @ destroy frame +#if __ARM_ARCH__>=5 + ldmia sp!,{r4-r11,pc} +#else + ldmia sp!,{r4-r11,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet + .word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size sha256_block_data_order,.-sha256_block_data_order +#if __ARM_MAX_ARCH__>=7 +.arch armv7-a +.fpu neon + +.global sha256_block_data_order_neon +.type sha256_block_data_order_neon,%function +.align 4 +sha256_block_data_order_neon: +.LNEON: + stmdb sp!,{r4-r12,lr} + + sub r11,sp,#16*4+16 + adrl r14,K256 + bic r11,r11,#15 @ align for 128-bit stores + mov r12,sp + mov sp,r11 @ alloca + add r2,r1,r2,lsl#6 @ len to point at the end of inp + + vld1.8 {q0},[r1]! + vld1.8 {q1},[r1]! + vld1.8 {q2},[r1]! + vld1.8 {q3},[r1]! + vld1.32 {q8},[r14,:128]! + vld1.32 {q9},[r14,:128]! + vld1.32 {q10},[r14,:128]! + vld1.32 {q11},[r14,:128]! + vrev32.8 q0,q0 @ yes, even on + str r0,[sp,#64] + vrev32.8 q1,q1 @ big-endian + str r1,[sp,#68] + mov r1,sp + vrev32.8 q2,q2 + str r2,[sp,#72] + vrev32.8 q3,q3 + str r12,[sp,#76] @ save original sp + vadd.i32 q8,q8,q0 + vadd.i32 q9,q9,q1 + vst1.32 {q8},[r1,:128]! + vadd.i32 q10,q10,q2 + vst1.32 {q9},[r1,:128]! + vadd.i32 q11,q11,q3 + vst1.32 {q10},[r1,:128]! + vst1.32 {q11},[r1,:128]! + + ldmia r0,{r4-r11} + sub r1,r1,#64 + ldr r2,[sp,#0] + eor r12,r12,r12 + eor r3,r5,r6 + b .L_00_48 + +.align 4 +.L_00_48: + vext.8 q8,q0,q1,#4 + add r11,r11,r2 + eor r2,r9,r10 + eor r0,r8,r8,ror#5 + vext.8 q9,q2,q3,#4 + add r4,r4,r12 + and r2,r2,r8 + eor r12,r0,r8,ror#19 + vshr.u32 q10,q8,#7 + eor r0,r4,r4,ror#11 + eor r2,r2,r10 + vadd.i32 q0,q0,q9 + add r11,r11,r12,ror#6 + eor r12,r4,r5 + vshr.u32 q9,q8,#3 + eor r0,r0,r4,ror#20 + add r11,r11,r2 + vsli.32 q10,q8,#25 + ldr r2,[sp,#4] + and r3,r3,r12 + vshr.u32 q11,q8,#18 + add r7,r7,r11 + add r11,r11,r0,ror#2 + eor r3,r3,r5 + veor q9,q9,q10 + add r10,r10,r2 + vsli.32 q11,q8,#14 + eor r2,r8,r9 + eor r0,r7,r7,ror#5 + vshr.u32 d24,d7,#17 + add r11,r11,r3 + and r2,r2,r7 + veor q9,q9,q11 + eor r3,r0,r7,ror#19 + eor r0,r11,r11,ror#11 + vsli.32 d24,d7,#15 + eor r2,r2,r9 + add r10,r10,r3,ror#6 + vshr.u32 d25,d7,#10 + eor r3,r11,r4 + eor r0,r0,r11,ror#20 + vadd.i32 q0,q0,q9 + add r10,r10,r2 + ldr r2,[sp,#8] + veor d25,d25,d24 + and r12,r12,r3 + add r6,r6,r10 + vshr.u32 d24,d7,#19 + add r10,r10,r0,ror#2 + eor r12,r12,r4 + vsli.32 d24,d7,#13 + add r9,r9,r2 + eor r2,r7,r8 + veor d25,d25,d24 + eor r0,r6,r6,ror#5 + add r10,r10,r12 + vadd.i32 d0,d0,d25 + and r2,r2,r6 + eor r12,r0,r6,ror#19 + vshr.u32 d24,d0,#17 + eor r0,r10,r10,ror#11 + eor r2,r2,r8 + vsli.32 d24,d0,#15 + add r9,r9,r12,ror#6 + eor r12,r10,r11 + vshr.u32 d25,d0,#10 + eor r0,r0,r10,ror#20 + add r9,r9,r2 + veor d25,d25,d24 + ldr r2,[sp,#12] + and r3,r3,r12 + vshr.u32 d24,d0,#19 + add r5,r5,r9 + add r9,r9,r0,ror#2 + eor r3,r3,r11 + vld1.32 {q8},[r14,:128]! + add r8,r8,r2 + vsli.32 d24,d0,#13 + eor r2,r6,r7 + eor r0,r5,r5,ror#5 + veor d25,d25,d24 + add r9,r9,r3 + and r2,r2,r5 + vadd.i32 d1,d1,d25 + eor r3,r0,r5,ror#19 + eor r0,r9,r9,ror#11 + vadd.i32 q8,q8,q0 + eor r2,r2,r7 + add r8,r8,r3,ror#6 + eor r3,r9,r10 + eor r0,r0,r9,ror#20 + add r8,r8,r2 + ldr r2,[sp,#16] + and r12,r12,r3 + add r4,r4,r8 + vst1.32 {q8},[r1,:128]! + add r8,r8,r0,ror#2 + eor r12,r12,r10 + vext.8 q8,q1,q2,#4 + add r7,r7,r2 + eor r2,r5,r6 + eor r0,r4,r4,ror#5 + vext.8 q9,q3,q0,#4 + add r8,r8,r12 + and r2,r2,r4 + eor r12,r0,r4,ror#19 + vshr.u32 q10,q8,#7 + eor r0,r8,r8,ror#11 + eor r2,r2,r6 + vadd.i32 q1,q1,q9 + add r7,r7,r12,ror#6 + eor r12,r8,r9 + vshr.u32 q9,q8,#3 + eor r0,r0,r8,ror#20 + add r7,r7,r2 + vsli.32 q10,q8,#25 + ldr r2,[sp,#20] + and r3,r3,r12 + vshr.u32 q11,q8,#18 + add r11,r11,r7 + add r7,r7,r0,ror#2 + eor r3,r3,r9 + veor q9,q9,q10 + add r6,r6,r2 + vsli.32 q11,q8,#14 + eor r2,r4,r5 + eor r0,r11,r11,ror#5 + vshr.u32 d24,d1,#17 + add r7,r7,r3 + and r2,r2,r11 + veor q9,q9,q11 + eor r3,r0,r11,ror#19 + eor r0,r7,r7,ror#11 + vsli.32 d24,d1,#15 + eor r2,r2,r5 + add r6,r6,r3,ror#6 + vshr.u32 d25,d1,#10 + eor r3,r7,r8 + eor r0,r0,r7,ror#20 + vadd.i32 q1,q1,q9 + add r6,r6,r2 + ldr r2,[sp,#24] + veor d25,d25,d24 + and r12,r12,r3 + add r10,r10,r6 + vshr.u32 d24,d1,#19 + add r6,r6,r0,ror#2 + eor r12,r12,r8 + vsli.32 d24,d1,#13 + add r5,r5,r2 + eor r2,r11,r4 + veor d25,d25,d24 + eor r0,r10,r10,ror#5 + add r6,r6,r12 + vadd.i32 d2,d2,d25 + and r2,r2,r10 + eor r12,r0,r10,ror#19 + vshr.u32 d24,d2,#17 + eor r0,r6,r6,ror#11 + eor r2,r2,r4 + vsli.32 d24,d2,#15 + add r5,r5,r12,ror#6 + eor r12,r6,r7 + vshr.u32 d25,d2,#10 + eor r0,r0,r6,ror#20 + add r5,r5,r2 + veor d25,d25,d24 + ldr r2,[sp,#28] + and r3,r3,r12 + vshr.u32 d24,d2,#19 + add r9,r9,r5 + add r5,r5,r0,ror#2 + eor r3,r3,r7 + vld1.32 {q8},[r14,:128]! + add r4,r4,r2 + vsli.32 d24,d2,#13 + eor r2,r10,r11 + eor r0,r9,r9,ror#5 + veor d25,d25,d24 + add r5,r5,r3 + and r2,r2,r9 + vadd.i32 d3,d3,d25 + eor r3,r0,r9,ror#19 + eor r0,r5,r5,ror#11 + vadd.i32 q8,q8,q1 + eor r2,r2,r11 + add r4,r4,r3,ror#6 + eor r3,r5,r6 + eor r0,r0,r5,ror#20 + add r4,r4,r2 + ldr r2,[sp,#32] + and r12,r12,r3 + add r8,r8,r4 + vst1.32 {q8},[r1,:128]! + add r4,r4,r0,ror#2 + eor r12,r12,r6 + vext.8 q8,q2,q3,#4 + add r11,r11,r2 + eor r2,r9,r10 + eor r0,r8,r8,ror#5 + vext.8 q9,q0,q1,#4 + add r4,r4,r12 + and r2,r2,r8 + eor r12,r0,r8,ror#19 + vshr.u32 q10,q8,#7 + eor r0,r4,r4,ror#11 + eor r2,r2,r10 + vadd.i32 q2,q2,q9 + add r11,r11,r12,ror#6 + eor r12,r4,r5 + vshr.u32 q9,q8,#3 + eor r0,r0,r4,ror#20 + add r11,r11,r2 + vsli.32 q10,q8,#25 + ldr r2,[sp,#36] + and r3,r3,r12 + vshr.u32 q11,q8,#18 + add r7,r7,r11 + add r11,r11,r0,ror#2 + eor r3,r3,r5 + veor q9,q9,q10 + add r10,r10,r2 + vsli.32 q11,q8,#14 + eor r2,r8,r9 + eor r0,r7,r7,ror#5 + vshr.u32 d24,d3,#17 + add r11,r11,r3 + and r2,r2,r7 + veor q9,q9,q11 + eor r3,r0,r7,ror#19 + eor r0,r11,r11,ror#11 + vsli.32 d24,d3,#15 + eor r2,r2,r9 + add r10,r10,r3,ror#6 + vshr.u32 d25,d3,#10 + eor r3,r11,r4 + eor r0,r0,r11,ror#20 + vadd.i32 q2,q2,q9 + add r10,r10,r2 + ldr r2,[sp,#40] + veor d25,d25,d24 + and r12,r12,r3 + add r6,r6,r10 + vshr.u32 d24,d3,#19 + add r10,r10,r0,ror#2 + eor r12,r12,r4 + vsli.32 d24,d3,#13 + add r9,r9,r2 + eor r2,r7,r8 + veor d25,d25,d24 + eor r0,r6,r6,ror#5 + add r10,r10,r12 + vadd.i32 d4,d4,d25 + and r2,r2,r6 + eor r12,r0,r6,ror#19 + vshr.u32 d24,d4,#17 + eor r0,r10,r10,ror#11 + eor r2,r2,r8 + vsli.32 d24,d4,#15 + add r9,r9,r12,ror#6 + eor r12,r10,r11 + vshr.u32 d25,d4,#10 + eor r0,r0,r10,ror#20 + add r9,r9,r2 + veor d25,d25,d24 + ldr r2,[sp,#44] + and r3,r3,r12 + vshr.u32 d24,d4,#19 + add r5,r5,r9 + add r9,r9,r0,ror#2 + eor r3,r3,r11 + vld1.32 {q8},[r14,:128]! + add r8,r8,r2 + vsli.32 d24,d4,#13 + eor r2,r6,r7 + eor r0,r5,r5,ror#5 + veor d25,d25,d24 + add r9,r9,r3 + and r2,r2,r5 + vadd.i32 d5,d5,d25 + eor r3,r0,r5,ror#19 + eor r0,r9,r9,ror#11 + vadd.i32 q8,q8,q2 + eor r2,r2,r7 + add r8,r8,r3,ror#6 + eor r3,r9,r10 + eor r0,r0,r9,ror#20 + add r8,r8,r2 + ldr r2,[sp,#48] + and r12,r12,r3 + add r4,r4,r8 + vst1.32 {q8},[r1,:128]! + add r8,r8,r0,ror#2 + eor r12,r12,r10 + vext.8 q8,q3,q0,#4 + add r7,r7,r2 + eor r2,r5,r6 + eor r0,r4,r4,ror#5 + vext.8 q9,q1,q2,#4 + add r8,r8,r12 + and r2,r2,r4 + eor r12,r0,r4,ror#19 + vshr.u32 q10,q8,#7 + eor r0,r8,r8,ror#11 + eor r2,r2,r6 + vadd.i32 q3,q3,q9 + add r7,r7,r12,ror#6 + eor r12,r8,r9 + vshr.u32 q9,q8,#3 + eor r0,r0,r8,ror#20 + add r7,r7,r2 + vsli.32 q10,q8,#25 + ldr r2,[sp,#52] + and r3,r3,r12 + vshr.u32 q11,q8,#18 + add r11,r11,r7 + add r7,r7,r0,ror#2 + eor r3,r3,r9 + veor q9,q9,q10 + add r6,r6,r2 + vsli.32 q11,q8,#14 + eor r2,r4,r5 + eor r0,r11,r11,ror#5 + vshr.u32 d24,d5,#17 + add r7,r7,r3 + and r2,r2,r11 + veor q9,q9,q11 + eor r3,r0,r11,ror#19 + eor r0,r7,r7,ror#11 + vsli.32 d24,d5,#15 + eor r2,r2,r5 + add r6,r6,r3,ror#6 + vshr.u32 d25,d5,#10 + eor r3,r7,r8 + eor r0,r0,r7,ror#20 + vadd.i32 q3,q3,q9 + add r6,r6,r2 + ldr r2,[sp,#56] + veor d25,d25,d24 + and r12,r12,r3 + add r10,r10,r6 + vshr.u32 d24,d5,#19 + add r6,r6,r0,ror#2 + eor r12,r12,r8 + vsli.32 d24,d5,#13 + add r5,r5,r2 + eor r2,r11,r4 + veor d25,d25,d24 + eor r0,r10,r10,ror#5 + add r6,r6,r12 + vadd.i32 d6,d6,d25 + and r2,r2,r10 + eor r12,r0,r10,ror#19 + vshr.u32 d24,d6,#17 + eor r0,r6,r6,ror#11 + eor r2,r2,r4 + vsli.32 d24,d6,#15 + add r5,r5,r12,ror#6 + eor r12,r6,r7 + vshr.u32 d25,d6,#10 + eor r0,r0,r6,ror#20 + add r5,r5,r2 + veor d25,d25,d24 + ldr r2,[sp,#60] + and r3,r3,r12 + vshr.u32 d24,d6,#19 + add r9,r9,r5 + add r5,r5,r0,ror#2 + eor r3,r3,r7 + vld1.32 {q8},[r14,:128]! + add r4,r4,r2 + vsli.32 d24,d6,#13 + eor r2,r10,r11 + eor r0,r9,r9,ror#5 + veor d25,d25,d24 + add r5,r5,r3 + and r2,r2,r9 + vadd.i32 d7,d7,d25 + eor r3,r0,r9,ror#19 + eor r0,r5,r5,ror#11 + vadd.i32 q8,q8,q3 + eor r2,r2,r11 + add r4,r4,r3,ror#6 + eor r3,r5,r6 + eor r0,r0,r5,ror#20 + add r4,r4,r2 + ldr r2,[r14] + and r12,r12,r3 + add r8,r8,r4 + vst1.32 {q8},[r1,:128]! + add r4,r4,r0,ror#2 + eor r12,r12,r6 + teq r2,#0 @ check for K256 terminator + ldr r2,[sp,#0] + sub r1,r1,#64 + bne .L_00_48 + + ldr r1,[sp,#68] + ldr r0,[sp,#72] + sub r14,r14,#256 @ rewind r14 + teq r1,r0 + it eq + subeq r1,r1,#64 @ avoid SEGV + vld1.8 {q0},[r1]! @ load next input block + vld1.8 {q1},[r1]! + vld1.8 {q2},[r1]! + vld1.8 {q3},[r1]! + it ne + strne r1,[sp,#68] + mov r1,sp + add r11,r11,r2 + eor r2,r9,r10 + eor r0,r8,r8,ror#5 + add r4,r4,r12 + vld1.32 {q8},[r14,:128]! + and r2,r2,r8 + eor r12,r0,r8,ror#19 + eor r0,r4,r4,ror#11 + eor r2,r2,r10 + vrev32.8 q0,q0 + add r11,r11,r12,ror#6 + eor r12,r4,r5 + eor r0,r0,r4,ror#20 + add r11,r11,r2 + vadd.i32 q8,q8,q0 + ldr r2,[sp,#4] + and r3,r3,r12 + add r7,r7,r11 + add r11,r11,r0,ror#2 + eor r3,r3,r5 + add r10,r10,r2 + eor r2,r8,r9 + eor r0,r7,r7,ror#5 + add r11,r11,r3 + and r2,r2,r7 + eor r3,r0,r7,ror#19 + eor r0,r11,r11,ror#11 + eor r2,r2,r9 + add r10,r10,r3,ror#6 + eor r3,r11,r4 + eor r0,r0,r11,ror#20 + add r10,r10,r2 + ldr r2,[sp,#8] + and r12,r12,r3 + add r6,r6,r10 + add r10,r10,r0,ror#2 + eor r12,r12,r4 + add r9,r9,r2 + eor r2,r7,r8 + eor r0,r6,r6,ror#5 + add r10,r10,r12 + and r2,r2,r6 + eor r12,r0,r6,ror#19 + eor r0,r10,r10,ror#11 + eor r2,r2,r8 + add r9,r9,r12,ror#6 + eor r12,r10,r11 + eor r0,r0,r10,ror#20 + add r9,r9,r2 + ldr r2,[sp,#12] + and r3,r3,r12 + add r5,r5,r9 + add r9,r9,r0,ror#2 + eor r3,r3,r11 + add r8,r8,r2 + eor r2,r6,r7 + eor r0,r5,r5,ror#5 + add r9,r9,r3 + and r2,r2,r5 + eor r3,r0,r5,ror#19 + eor r0,r9,r9,ror#11 + eor r2,r2,r7 + add r8,r8,r3,ror#6 + eor r3,r9,r10 + eor r0,r0,r9,ror#20 + add r8,r8,r2 + ldr r2,[sp,#16] + and r12,r12,r3 + add r4,r4,r8 + add r8,r8,r0,ror#2 + eor r12,r12,r10 + vst1.32 {q8},[r1,:128]! + add r7,r7,r2 + eor r2,r5,r6 + eor r0,r4,r4,ror#5 + add r8,r8,r12 + vld1.32 {q8},[r14,:128]! + and r2,r2,r4 + eor r12,r0,r4,ror#19 + eor r0,r8,r8,ror#11 + eor r2,r2,r6 + vrev32.8 q1,q1 + add r7,r7,r12,ror#6 + eor r12,r8,r9 + eor r0,r0,r8,ror#20 + add r7,r7,r2 + vadd.i32 q8,q8,q1 + ldr r2,[sp,#20] + and r3,r3,r12 + add r11,r11,r7 + add r7,r7,r0,ror#2 + eor r3,r3,r9 + add r6,r6,r2 + eor r2,r4,r5 + eor r0,r11,r11,ror#5 + add r7,r7,r3 + and r2,r2,r11 + eor r3,r0,r11,ror#19 + eor r0,r7,r7,ror#11 + eor r2,r2,r5 + add r6,r6,r3,ror#6 + eor r3,r7,r8 + eor r0,r0,r7,ror#20 + add r6,r6,r2 + ldr r2,[sp,#24] + and r12,r12,r3 + add r10,r10,r6 + add r6,r6,r0,ror#2 + eor r12,r12,r8 + add r5,r5,r2 + eor r2,r11,r4 + eor r0,r10,r10,ror#5 + add r6,r6,r12 + and r2,r2,r10 + eor r12,r0,r10,ror#19 + eor r0,r6,r6,ror#11 + eor r2,r2,r4 + add r5,r5,r12,ror#6 + eor r12,r6,r7 + eor r0,r0,r6,ror#20 + add r5,r5,r2 + ldr r2,[sp,#28] + and r3,r3,r12 + add r9,r9,r5 + add r5,r5,r0,ror#2 + eor r3,r3,r7 + add r4,r4,r2 + eor r2,r10,r11 + eor r0,r9,r9,ror#5 + add r5,r5,r3 + and r2,r2,r9 + eor r3,r0,r9,ror#19 + eor r0,r5,r5,ror#11 + eor r2,r2,r11 + add r4,r4,r3,ror#6 + eor r3,r5,r6 + eor r0,r0,r5,ror#20 + add r4,r4,r2 + ldr r2,[sp,#32] + and r12,r12,r3 + add r8,r8,r4 + add r4,r4,r0,ror#2 + eor r12,r12,r6 + vst1.32 {q8},[r1,:128]! + add r11,r11,r2 + eor r2,r9,r10 + eor r0,r8,r8,ror#5 + add r4,r4,r12 + vld1.32 {q8},[r14,:128]! + and r2,r2,r8 + eor r12,r0,r8,ror#19 + eor r0,r4,r4,ror#11 + eor r2,r2,r10 + vrev32.8 q2,q2 + add r11,r11,r12,ror#6 + eor r12,r4,r5 + eor r0,r0,r4,ror#20 + add r11,r11,r2 + vadd.i32 q8,q8,q2 + ldr r2,[sp,#36] + and r3,r3,r12 + add r7,r7,r11 + add r11,r11,r0,ror#2 + eor r3,r3,r5 + add r10,r10,r2 + eor r2,r8,r9 + eor r0,r7,r7,ror#5 + add r11,r11,r3 + and r2,r2,r7 + eor r3,r0,r7,ror#19 + eor r0,r11,r11,ror#11 + eor r2,r2,r9 + add r10,r10,r3,ror#6 + eor r3,r11,r4 + eor r0,r0,r11,ror#20 + add r10,r10,r2 + ldr r2,[sp,#40] + and r12,r12,r3 + add r6,r6,r10 + add r10,r10,r0,ror#2 + eor r12,r12,r4 + add r9,r9,r2 + eor r2,r7,r8 + eor r0,r6,r6,ror#5 + add r10,r10,r12 + and r2,r2,r6 + eor r12,r0,r6,ror#19 + eor r0,r10,r10,ror#11 + eor r2,r2,r8 + add r9,r9,r12,ror#6 + eor r12,r10,r11 + eor r0,r0,r10,ror#20 + add r9,r9,r2 + ldr r2,[sp,#44] + and r3,r3,r12 + add r5,r5,r9 + add r9,r9,r0,ror#2 + eor r3,r3,r11 + add r8,r8,r2 + eor r2,r6,r7 + eor r0,r5,r5,ror#5 + add r9,r9,r3 + and r2,r2,r5 + eor r3,r0,r5,ror#19 + eor r0,r9,r9,ror#11 + eor r2,r2,r7 + add r8,r8,r3,ror#6 + eor r3,r9,r10 + eor r0,r0,r9,ror#20 + add r8,r8,r2 + ldr r2,[sp,#48] + and r12,r12,r3 + add r4,r4,r8 + add r8,r8,r0,ror#2 + eor r12,r12,r10 + vst1.32 {q8},[r1,:128]! + add r7,r7,r2 + eor r2,r5,r6 + eor r0,r4,r4,ror#5 + add r8,r8,r12 + vld1.32 {q8},[r14,:128]! + and r2,r2,r4 + eor r12,r0,r4,ror#19 + eor r0,r8,r8,ror#11 + eor r2,r2,r6 + vrev32.8 q3,q3 + add r7,r7,r12,ror#6 + eor r12,r8,r9 + eor r0,r0,r8,ror#20 + add r7,r7,r2 + vadd.i32 q8,q8,q3 + ldr r2,[sp,#52] + and r3,r3,r12 + add r11,r11,r7 + add r7,r7,r0,ror#2 + eor r3,r3,r9 + add r6,r6,r2 + eor r2,r4,r5 + eor r0,r11,r11,ror#5 + add r7,r7,r3 + and r2,r2,r11 + eor r3,r0,r11,ror#19 + eor r0,r7,r7,ror#11 + eor r2,r2,r5 + add r6,r6,r3,ror#6 + eor r3,r7,r8 + eor r0,r0,r7,ror#20 + add r6,r6,r2 + ldr r2,[sp,#56] + and r12,r12,r3 + add r10,r10,r6 + add r6,r6,r0,ror#2 + eor r12,r12,r8 + add r5,r5,r2 + eor r2,r11,r4 + eor r0,r10,r10,ror#5 + add r6,r6,r12 + and r2,r2,r10 + eor r12,r0,r10,ror#19 + eor r0,r6,r6,ror#11 + eor r2,r2,r4 + add r5,r5,r12,ror#6 + eor r12,r6,r7 + eor r0,r0,r6,ror#20 + add r5,r5,r2 + ldr r2,[sp,#60] + and r3,r3,r12 + add r9,r9,r5 + add r5,r5,r0,ror#2 + eor r3,r3,r7 + add r4,r4,r2 + eor r2,r10,r11 + eor r0,r9,r9,ror#5 + add r5,r5,r3 + and r2,r2,r9 + eor r3,r0,r9,ror#19 + eor r0,r5,r5,ror#11 + eor r2,r2,r11 + add r4,r4,r3,ror#6 + eor r3,r5,r6 + eor r0,r0,r5,ror#20 + add r4,r4,r2 + ldr r2,[sp,#64] + and r12,r12,r3 + add r8,r8,r4 + add r4,r4,r0,ror#2 + eor r12,r12,r6 + vst1.32 {q8},[r1,:128]! + ldr r0,[r2,#0] + add r4,r4,r12 @ h+=Maj(a,b,c) from the past + ldr r12,[r2,#4] + ldr r3,[r2,#8] + ldr r1,[r2,#12] + add r4,r4,r0 @ accumulate + ldr r0,[r2,#16] + add r5,r5,r12 + ldr r12,[r2,#20] + add r6,r6,r3 + ldr r3,[r2,#24] + add r7,r7,r1 + ldr r1,[r2,#28] + add r8,r8,r0 + str r4,[r2],#4 + add r9,r9,r12 + str r5,[r2],#4 + add r10,r10,r3 + str r6,[r2],#4 + add r11,r11,r1 + str r7,[r2],#4 + stmia r2,{r8-r11} + + ittte ne + movne r1,sp + ldrne r2,[sp,#0] + eorne r12,r12,r12 + ldreq sp,[sp,#76] @ restore original sp + itt ne + eorne r3,r5,r6 + bne .L_00_48 + + ldmia sp!,{r4-r12,pc} +.size sha256_block_data_order_neon,.-sha256_block_data_order_neon +#endif +#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__) + +# ifdef __thumb2__ +# define INST(a,b,c,d) .byte c,d|0xc,a,b +# else +# define INST(a,b,c,d) .byte a,b,c,d +# endif + +.type sha256_block_data_order_armv8,%function +.align 5 +sha256_block_data_order_armv8: +.LARMv8: + vld1.32 {q0,q1},[r0] +# ifdef __thumb2__ + adr r3,.LARMv8 + sub r3,r3,#.LARMv8-K256 +# else + adrl r3,K256 +# endif + add r2,r1,r2,lsl#6 @ len to point at the end of inp + +.Loop_v8: + vld1.8 {q8-q9},[r1]! + vld1.8 {q10-q11},[r1]! + vld1.32 {q12},[r3]! + vrev32.8 q8,q8 + vrev32.8 q9,q9 + vrev32.8 q10,q10 + vrev32.8 q11,q11 + vmov q14,q0 @ offload + vmov q15,q1 + teq r1,r2 + vld1.32 {q13},[r3]! + vadd.i32 q12,q12,q8 + INST(0xe2,0x03,0xfa,0xf3) @ sha256su0 q8,q9 + vmov q2,q0 + INST(0x68,0x0c,0x02,0xf3) @ sha256h q0,q1,q12 + INST(0x68,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q12 + INST(0xe6,0x0c,0x64,0xf3) @ sha256su1 q8,q10,q11 + vld1.32 {q12},[r3]! + vadd.i32 q13,q13,q9 + INST(0xe4,0x23,0xfa,0xf3) @ sha256su0 q9,q10 + vmov q2,q0 + INST(0x6a,0x0c,0x02,0xf3) @ sha256h q0,q1,q13 + INST(0x6a,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q13 + INST(0xe0,0x2c,0x66,0xf3) @ sha256su1 q9,q11,q8 + vld1.32 {q13},[r3]! + vadd.i32 q12,q12,q10 + INST(0xe6,0x43,0xfa,0xf3) @ sha256su0 q10,q11 + vmov q2,q0 + INST(0x68,0x0c,0x02,0xf3) @ sha256h q0,q1,q12 + INST(0x68,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q12 + INST(0xe2,0x4c,0x60,0xf3) @ sha256su1 q10,q8,q9 + vld1.32 {q12},[r3]! + vadd.i32 q13,q13,q11 + INST(0xe0,0x63,0xfa,0xf3) @ sha256su0 q11,q8 + vmov q2,q0 + INST(0x6a,0x0c,0x02,0xf3) @ sha256h q0,q1,q13 + INST(0x6a,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q13 + INST(0xe4,0x6c,0x62,0xf3) @ sha256su1 q11,q9,q10 + vld1.32 {q13},[r3]! + vadd.i32 q12,q12,q8 + INST(0xe2,0x03,0xfa,0xf3) @ sha256su0 q8,q9 + vmov q2,q0 + INST(0x68,0x0c,0x02,0xf3) @ sha256h q0,q1,q12 + INST(0x68,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q12 + INST(0xe6,0x0c,0x64,0xf3) @ sha256su1 q8,q10,q11 + vld1.32 {q12},[r3]! + vadd.i32 q13,q13,q9 + INST(0xe4,0x23,0xfa,0xf3) @ sha256su0 q9,q10 + vmov q2,q0 + INST(0x6a,0x0c,0x02,0xf3) @ sha256h q0,q1,q13 + INST(0x6a,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q13 + INST(0xe0,0x2c,0x66,0xf3) @ sha256su1 q9,q11,q8 + vld1.32 {q13},[r3]! + vadd.i32 q12,q12,q10 + INST(0xe6,0x43,0xfa,0xf3) @ sha256su0 q10,q11 + vmov q2,q0 + INST(0x68,0x0c,0x02,0xf3) @ sha256h q0,q1,q12 + INST(0x68,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q12 + INST(0xe2,0x4c,0x60,0xf3) @ sha256su1 q10,q8,q9 + vld1.32 {q12},[r3]! + vadd.i32 q13,q13,q11 + INST(0xe0,0x63,0xfa,0xf3) @ sha256su0 q11,q8 + vmov q2,q0 + INST(0x6a,0x0c,0x02,0xf3) @ sha256h q0,q1,q13 + INST(0x6a,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q13 + INST(0xe4,0x6c,0x62,0xf3) @ sha256su1 q11,q9,q10 + vld1.32 {q13},[r3]! + vadd.i32 q12,q12,q8 + INST(0xe2,0x03,0xfa,0xf3) @ sha256su0 q8,q9 + vmov q2,q0 + INST(0x68,0x0c,0x02,0xf3) @ sha256h q0,q1,q12 + INST(0x68,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q12 + INST(0xe6,0x0c,0x64,0xf3) @ sha256su1 q8,q10,q11 + vld1.32 {q12},[r3]! + vadd.i32 q13,q13,q9 + INST(0xe4,0x23,0xfa,0xf3) @ sha256su0 q9,q10 + vmov q2,q0 + INST(0x6a,0x0c,0x02,0xf3) @ sha256h q0,q1,q13 + INST(0x6a,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q13 + INST(0xe0,0x2c,0x66,0xf3) @ sha256su1 q9,q11,q8 + vld1.32 {q13},[r3]! + vadd.i32 q12,q12,q10 + INST(0xe6,0x43,0xfa,0xf3) @ sha256su0 q10,q11 + vmov q2,q0 + INST(0x68,0x0c,0x02,0xf3) @ sha256h q0,q1,q12 + INST(0x68,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q12 + INST(0xe2,0x4c,0x60,0xf3) @ sha256su1 q10,q8,q9 + vld1.32 {q12},[r3]! + vadd.i32 q13,q13,q11 + INST(0xe0,0x63,0xfa,0xf3) @ sha256su0 q11,q8 + vmov q2,q0 + INST(0x6a,0x0c,0x02,0xf3) @ sha256h q0,q1,q13 + INST(0x6a,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q13 + INST(0xe4,0x6c,0x62,0xf3) @ sha256su1 q11,q9,q10 + vld1.32 {q13},[r3]! + vadd.i32 q12,q12,q8 + vmov q2,q0 + INST(0x68,0x0c,0x02,0xf3) @ sha256h q0,q1,q12 + INST(0x68,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q12 + + vld1.32 {q12},[r3]! + vadd.i32 q13,q13,q9 + vmov q2,q0 + INST(0x6a,0x0c,0x02,0xf3) @ sha256h q0,q1,q13 + INST(0x6a,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q13 + + vld1.32 {q13},[r3] + vadd.i32 q12,q12,q10 + sub r3,r3,#256-16 @ rewind + vmov q2,q0 + INST(0x68,0x0c,0x02,0xf3) @ sha256h q0,q1,q12 + INST(0x68,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q12 + + vadd.i32 q13,q13,q11 + vmov q2,q0 + INST(0x6a,0x0c,0x02,0xf3) @ sha256h q0,q1,q13 + INST(0x6a,0x2c,0x14,0xf3) @ sha256h2 q1,q2,q13 + + vadd.i32 q0,q0,q14 + vadd.i32 q1,q1,q15 + it ne + bne .Loop_v8 + + vst1.32 {q0,q1},[r0] + + bx lr @ bx lr +.size sha256_block_data_order_armv8,.-sha256_block_data_order_armv8 +#endif +.asciz "SHA256 block transform for ARMv4/NEON/ARMv8, CRYPTOGAMS by <appro@openssl.org>" +.align 2 +#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__) +.comm OPENSSL_armcap_P,4,4 +#endif diff --git a/arch/arm/crypto/sha256_glue.c b/arch/arm/crypto/sha256_glue.c new file mode 100644 index 0000000..a84e869 --- /dev/null +++ b/arch/arm/crypto/sha256_glue.c @@ -0,0 +1,128 @@ +/* + * Glue code for the SHA256 Secure Hash Algorithm assembly implementation + * using optimized ARM assembler and NEON instructions. + * + * Copyright © 2015 Google Inc. + * + * This file is based on sha256_ssse3_glue.c: + * Copyright (C) 2013 Intel Corporation + * Author: Tim Chen <tim.c.chen@linux.intel.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#include <crypto/internal/hash.h> +#include <linux/crypto.h> +#include <linux/init.h> +#include <linux/module.h> +#include <linux/mm.h> +#include <linux/cryptohash.h> +#include <linux/types.h> +#include <linux/string.h> +#include <crypto/sha.h> +#include <crypto/sha256_base.h> +#include <asm/simd.h> +#include <asm/neon.h> + +#include "sha256_glue.h" + +asmlinkage void sha256_block_data_order(u32 *digest, const void *data, + unsigned int num_blks); + +int crypto_sha256_arm_update(struct shash_desc *desc, const u8 *data, + unsigned int len) +{ + /* make sure casting to sha256_block_fn() is safe */ + BUILD_BUG_ON(offsetof(struct sha256_state, state) != 0); + + return sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_data_order); +} +EXPORT_SYMBOL(crypto_sha256_arm_update); + +static int sha256_final(struct shash_desc *desc, u8 *out) +{ + sha256_base_do_finalize(desc, + (sha256_block_fn *)sha256_block_data_order); + return sha256_base_finish(desc, out); +} + +int crypto_sha256_arm_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) +{ + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_data_order); + return sha256_final(desc, out); +} +EXPORT_SYMBOL(crypto_sha256_arm_finup); + +static struct shash_alg algs[] = { { + .digestsize = SHA256_DIGEST_SIZE, + .init = sha256_base_init, + .update = crypto_sha256_arm_update, + .final = sha256_final, + .finup = crypto_sha256_arm_finup, + .descsize = sizeof(struct sha256_state), + .base = { + .cra_name = "sha256", + .cra_driver_name = "sha256-asm", + .cra_priority = 150, + .cra_flags = CRYPTO_ALG_TYPE_SHASH, + .cra_blocksize = SHA256_BLOCK_SIZE, + .cra_module = THIS_MODULE, + } +}, { + .digestsize = SHA224_DIGEST_SIZE, + .init = sha224_base_init, + .update = crypto_sha256_arm_update, + .final = sha256_final, + .finup = crypto_sha256_arm_finup, + .descsize = sizeof(struct sha256_state), + .base = { + .cra_name = "sha224", + .cra_driver_name = "sha224-asm", + .cra_priority = 150, + .cra_flags = CRYPTO_ALG_TYPE_SHASH, + .cra_blocksize = SHA224_BLOCK_SIZE, + .cra_module = THIS_MODULE, + } +} }; + +static int __init sha256_mod_init(void) +{ + int res = crypto_register_shashes(algs, ARRAY_SIZE(algs)); + + if (res < 0) + return res; + + if (IS_ENABLED(CONFIG_KERNEL_MODE_NEON) && cpu_has_neon()) { + res = crypto_register_shashes(sha256_neon_algs, + ARRAY_SIZE(sha256_neon_algs)); + + if (res < 0) + crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); + } + + return res; +} + +static void __exit sha256_mod_fini(void) +{ + crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); + + if (IS_ENABLED(CONFIG_KERNEL_MODE_NEON) && cpu_has_neon()) + crypto_unregister_shashes(sha256_neon_algs, + ARRAY_SIZE(sha256_neon_algs)); +} + +module_init(sha256_mod_init); +module_exit(sha256_mod_fini); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("SHA256 Secure Hash Algorithm (ARM), including NEON"); + +MODULE_ALIAS_CRYPTO("sha256"); diff --git a/arch/arm/crypto/sha256_glue.h b/arch/arm/crypto/sha256_glue.h new file mode 100644 index 0000000..7cf0bf7 --- /dev/null +++ b/arch/arm/crypto/sha256_glue.h @@ -0,0 +1,14 @@ +#ifndef _CRYPTO_SHA256_GLUE_H +#define _CRYPTO_SHA256_GLUE_H + +#include <linux/crypto.h> + +extern struct shash_alg sha256_neon_algs[2]; + +int crypto_sha256_arm_update(struct shash_desc *desc, const u8 *data, + unsigned int len); + +int crypto_sha256_arm_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *hash); + +#endif /* _CRYPTO_SHA256_GLUE_H */ diff --git a/arch/arm/crypto/sha256_neon_glue.c b/arch/arm/crypto/sha256_neon_glue.c new file mode 100644 index 0000000..39ccd65 --- /dev/null +++ b/arch/arm/crypto/sha256_neon_glue.c @@ -0,0 +1,101 @@ +/* + * Glue code for the SHA256 Secure Hash Algorithm assembly implementation + * using NEON instructions. + * + * Copyright © 2015 Google Inc. + * + * This file is based on sha512_neon_glue.c: + * Copyright © 2014 Jussi Kivilinna <jussi.kivilinna@iki.fi> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#include <crypto/internal/hash.h> +#include <linux/cryptohash.h> +#include <linux/types.h> +#include <linux/string.h> +#include <crypto/sha.h> +#include <crypto/sha256_base.h> +#include <asm/byteorder.h> +#include <asm/simd.h> +#include <asm/neon.h> + +#include "sha256_glue.h" + +asmlinkage void sha256_block_data_order_neon(u32 *digest, const void *data, + unsigned int num_blks); + +static int sha256_update(struct shash_desc *desc, const u8 *data, + unsigned int len) +{ + struct sha256_state *sctx = shash_desc_ctx(desc); + + if (!may_use_simd() || + (sctx->count % SHA256_BLOCK_SIZE) + len < SHA256_BLOCK_SIZE) + return crypto_sha256_arm_update(desc, data, len); + + kernel_neon_begin(); + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_data_order_neon); + kernel_neon_end(); + + return 0; +} + +static int sha256_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) +{ + if (!may_use_simd()) + return crypto_sha256_arm_finup(desc, data, len, out); + + kernel_neon_begin(); + if (len) + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_data_order_neon); + sha256_base_do_finalize(desc, + (sha256_block_fn *)sha256_block_data_order_neon); + kernel_neon_end(); + + return sha256_base_finish(desc, out); +} + +static int sha256_final(struct shash_desc *desc, u8 *out) +{ + return sha256_finup(desc, NULL, 0, out); +} + +struct shash_alg sha256_neon_algs[] = { { + .digestsize = SHA256_DIGEST_SIZE, + .init = sha256_base_init, + .update = sha256_update, + .final = sha256_final, + .finup = sha256_finup, + .descsize = sizeof(struct sha256_state), + .base = { + .cra_name = "sha256", + .cra_driver_name = "sha256-neon", + .cra_priority = 250, + .cra_flags = CRYPTO_ALG_TYPE_SHASH, + .cra_blocksize = SHA256_BLOCK_SIZE, + .cra_module = THIS_MODULE, + } +}, { + .digestsize = SHA224_DIGEST_SIZE, + .init = sha224_base_init, + .update = sha256_update, + .final = sha256_final, + .finup = sha256_finup, + .descsize = sizeof(struct sha256_state), + .base = { + .cra_name = "sha224", + .cra_driver_name = "sha224-neon", + .cra_priority = 250, + .cra_flags = CRYPTO_ALG_TYPE_SHASH, + .cra_blocksize = SHA224_BLOCK_SIZE, + .cra_module = THIS_MODULE, + } +} }; diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild index fe74c0d..3c4596d 100644 --- a/arch/arm/include/asm/Kbuild +++ b/arch/arm/include/asm/Kbuild @@ -1,6 +1,5 @@ -generic-y += auxvec.h generic-y += bitsperlong.h generic-y += cputime.h generic-y += current.h @@ -22,6 +21,7 @@ generic-y += preempt.h generic-y += resource.h generic-y += rwsem.h generic-y += scatterlist.h +generic-y += seccomp.h generic-y += sections.h generic-y += segment.h generic-y += sembuf.h diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index f67fd3a..186270b 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -237,6 +237,9 @@ .pushsection ".alt.smp.init", "a" ;\ .long 9998b ;\ 9997: instr ;\ + .if . - 9997b == 2 ;\ + nop ;\ + .endif ;\ .if . - 9997b != 4 ;\ .error "ALT_UP() content must assemble to exactly 4 bytes";\ .endif ;\ diff --git a/arch/arm/include/asm/auxvec.h b/arch/arm/include/asm/auxvec.h new file mode 100644 index 0000000..fbd388c --- /dev/null +++ b/arch/arm/include/asm/auxvec.h @@ -0,0 +1 @@ +#include <uapi/asm/auxvec.h> diff --git a/arch/arm/include/asm/cpuidle.h b/arch/arm/include/asm/cpuidle.h index af319ac..0f84249 100644 --- a/arch/arm/include/asm/cpuidle.h +++ b/arch/arm/include/asm/cpuidle.h @@ -1,6 +1,8 @@ #ifndef __ASM_ARM_CPUIDLE_H #define __ASM_ARM_CPUIDLE_H +#include <asm/proc-fns.h> + #ifdef CONFIG_CPU_IDLE extern int arm_cpuidle_simple_enter(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index); @@ -25,4 +27,25 @@ static inline int arm_cpuidle_simple_enter(struct cpuidle_device *dev, */ #define ARM_CPUIDLE_WFI_STATE ARM_CPUIDLE_WFI_STATE_PWR(UINT_MAX) +struct device_node; + +struct cpuidle_ops { + int (*suspend)(int cpu, unsigned long arg); + int (*init)(struct device_node *, int cpu); +}; + +struct of_cpuidle_method { + const char *method; + struct cpuidle_ops *ops; +}; + +#define CPUIDLE_METHOD_OF_DECLARE(name, _method, _ops) \ + static const struct of_cpuidle_method __cpuidle_method_of_table_##name \ + __used __section(__cpuidle_method_of_table) \ + = { .method = _method, .ops = _ops } + +extern int arm_cpuidle_suspend(int index); + +extern int arm_cpuidle_init(int cpu); + #endif diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h index 819777d..85e374f 100644 --- a/arch/arm/include/asm/cputype.h +++ b/arch/arm/include/asm/cputype.h @@ -253,4 +253,20 @@ static inline int cpu_is_pj4(void) #else #define cpu_is_pj4() 0 #endif + +static inline int __attribute_const__ cpuid_feature_extract_field(u32 features, + int field) +{ + int feature = (features >> field) & 15; + + /* feature registers are signed values */ + if (feature > 8) + feature -= 16; + + return feature; +} + +#define cpuid_feature_extract(reg, field) \ + cpuid_feature_extract_field(read_cpuid_ext(reg), field) + #endif diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h index afb9caf..d2315ff 100644 --- a/arch/arm/include/asm/elf.h +++ b/arch/arm/include/asm/elf.h @@ -1,7 +1,9 @@ #ifndef __ASMARM_ELF_H #define __ASMARM_ELF_H +#include <asm/auxvec.h> #include <asm/hwcap.h> +#include <asm/vdso_datapage.h> /* * ELF register definitions.. @@ -115,7 +117,7 @@ int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs); the loader. We need to make sure that it is out of the way of the program that it will "exec", and that there is sufficient room for the brk. */ -#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3) +#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) /* When the program starts, a1 contains a pointer to a function to be registered with atexit, as per the SVR4 ABI. A value of 0 means we @@ -125,11 +127,14 @@ int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs); extern void elf_set_personality(const struct elf32_hdr *); #define SET_PERSONALITY(ex) elf_set_personality(&(ex)) -struct mm_struct; -extern unsigned long arch_randomize_brk(struct mm_struct *mm); -#define arch_randomize_brk arch_randomize_brk - #ifdef CONFIG_MMU +#ifdef CONFIG_VDSO +#define ARCH_DLINFO \ +do { \ + NEW_AUX_ENT(AT_SYSINFO_EHDR, \ + (elf_addr_t)current->mm->context.vdso); \ +} while (0) +#endif #define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 struct linux_binprm; int arch_setup_additional_pages(struct linux_binprm *, int); diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h index 53e69da..4e78065 100644 --- a/arch/arm/include/asm/futex.h +++ b/arch/arm/include/asm/futex.h @@ -13,7 +13,7 @@ " .align 3\n" \ " .long 1b, 4f, 2b, 4f\n" \ " .popsection\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "4: mov %0, " err_reg "\n" \ " b 3b\n" \ diff --git a/arch/arm/include/asm/jump_label.h b/arch/arm/include/asm/jump_label.h index 70f9b9b..5f337dc 100644 --- a/arch/arm/include/asm/jump_label.h +++ b/arch/arm/include/asm/jump_label.h @@ -1,7 +1,7 @@ #ifndef _ASM_ARM_JUMP_LABEL_H #define _ASM_ARM_JUMP_LABEL_H -#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ #include <linux/types.h> @@ -27,8 +27,6 @@ l_yes: return true; } -#endif /* __KERNEL__ */ - typedef u32 jump_label_t; struct jump_entry { @@ -37,4 +35,5 @@ struct jump_entry { jump_label_t key; }; +#endif /* __ASSEMBLY__ */ #endif diff --git a/arch/arm/include/asm/kvm_arm.h b/arch/arm/include/asm/kvm_arm.h index 816db0b..d995821 100644 --- a/arch/arm/include/asm/kvm_arm.h +++ b/arch/arm/include/asm/kvm_arm.h @@ -185,6 +185,7 @@ #define HSR_COND (0xfU << HSR_COND_SHIFT) #define FSC_FAULT (0x04) +#define FSC_ACCESS (0x08) #define FSC_PERM (0x0c) /* Hyp Prefetch Fault Address Register (HPFAR/HDFAR) */ diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h index 41008cd..d71607c 100644 --- a/arch/arm/include/asm/kvm_host.h +++ b/arch/arm/include/asm/kvm_host.h @@ -27,6 +27,8 @@ #include <asm/fpstate.h> #include <kvm/arm_arch_timer.h> +#define __KVM_HAVE_ARCH_INTC_INITIALIZED + #if defined(CONFIG_KVM_ARM_MAX_VCPUS) #define KVM_MAX_VCPUS CONFIG_KVM_ARM_MAX_VCPUS #else @@ -165,19 +167,10 @@ void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte); unsigned long kvm_arm_num_regs(struct kvm_vcpu *vcpu); int kvm_arm_copy_reg_indices(struct kvm_vcpu *vcpu, u64 __user *indices); +int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end); +int kvm_test_age_hva(struct kvm *kvm, unsigned long hva); /* We do not have shadow page tables, hence the empty hooks */ -static inline int kvm_age_hva(struct kvm *kvm, unsigned long start, - unsigned long end) -{ - return 0; -} - -static inline int kvm_test_age_hva(struct kvm *kvm, unsigned long hva) -{ - return 0; -} - static inline void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm, unsigned long address) { diff --git a/arch/arm/include/asm/kvm_mmio.h b/arch/arm/include/asm/kvm_mmio.h index 3f83db2..d8e90c8 100644 --- a/arch/arm/include/asm/kvm_mmio.h +++ b/arch/arm/include/asm/kvm_mmio.h @@ -28,28 +28,6 @@ struct kvm_decode { bool sign_extend; }; -/* - * The in-kernel MMIO emulation code wants to use a copy of run->mmio, - * which is an anonymous type. Use our own type instead. - */ -struct kvm_exit_mmio { - phys_addr_t phys_addr; - u8 data[8]; - u32 len; - bool is_write; - void *private; -}; - -static inline void kvm_prepare_mmio(struct kvm_run *run, - struct kvm_exit_mmio *mmio) -{ - run->mmio.phys_addr = mmio->phys_addr; - run->mmio.len = mmio->len; - run->mmio.is_write = mmio->is_write; - memcpy(run->mmio.data, mmio->data, mmio->len); - run->exit_reason = KVM_EXIT_MMIO; -} - int kvm_handle_mmio_return(struct kvm_vcpu *vcpu, struct kvm_run *run); int io_mem_abort(struct kvm_vcpu *vcpu, struct kvm_run *run, phys_addr_t fault_ipa); diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h index bf0fe99..405aa18 100644 --- a/arch/arm/include/asm/kvm_mmu.h +++ b/arch/arm/include/asm/kvm_mmu.h @@ -149,29 +149,28 @@ static inline bool kvm_s2pmd_readonly(pmd_t *pmd) (__boundary - 1 < (end) - 1)? __boundary: (end); \ }) +#define kvm_pgd_index(addr) pgd_index(addr) + static inline bool kvm_page_empty(void *ptr) { struct page *ptr_page = virt_to_page(ptr); return page_count(ptr_page) == 1; } - #define kvm_pte_table_empty(kvm, ptep) kvm_page_empty(ptep) #define kvm_pmd_table_empty(kvm, pmdp) kvm_page_empty(pmdp) #define kvm_pud_table_empty(kvm, pudp) (0) #define KVM_PREALLOC_LEVEL 0 -static inline int kvm_prealloc_hwpgd(struct kvm *kvm, pgd_t *pgd) +static inline void *kvm_get_hwpgd(struct kvm *kvm) { - return 0; + return kvm->arch.pgd; } -static inline void kvm_free_hwpgd(struct kvm *kvm) { } - -static inline void *kvm_get_hwpgd(struct kvm *kvm) +static inline unsigned int kvm_get_hwpgd_size(void) { - return kvm->arch.pgd; + return PTRS_PER_S2_PGD * sizeof(pgd_t); } struct kvm; @@ -270,6 +269,16 @@ static inline void __kvm_flush_dcache_pud(pud_t pud) void kvm_set_way_flush(struct kvm_vcpu *vcpu); void kvm_toggle_cache(struct kvm_vcpu *vcpu, bool was_enabled); +static inline bool __kvm_cpu_uses_extended_idmap(void) +{ + return false; +} + +static inline void __kvm_extend_hypmap(pgd_t *boot_hyp_pgd, + pgd_t *hyp_pgd, + pgd_t *merged_hyp_pgd, + unsigned long hyp_idmap_start) { } + #endif /* !__ASSEMBLY__ */ #endif /* __ARM_KVM_MMU_H__ */ diff --git a/arch/arm/include/asm/mach/time.h b/arch/arm/include/asm/mach/time.h index 90c12e1..0f79e4d 100644 --- a/arch/arm/include/asm/mach/time.h +++ b/arch/arm/include/asm/mach/time.h @@ -12,8 +12,7 @@ extern void timer_tick(void); -struct timespec; -typedef void (*clock_access_fn)(struct timespec *); +typedef void (*clock_access_fn)(struct timespec64 *); extern int register_persistent_clock(clock_access_fn read_boot, clock_access_fn read_persistent); diff --git a/arch/arm/include/asm/mcpm.h b/arch/arm/include/asm/mcpm.h index 3446f6a..50b378f 100644 --- a/arch/arm/include/asm/mcpm.h +++ b/arch/arm/include/asm/mcpm.h @@ -171,12 +171,73 @@ void mcpm_cpu_suspend(u64 expected_residency); int mcpm_cpu_powered_up(void); /* - * Platform specific methods used in the implementation of the above API. + * Platform specific callbacks used in the implementation of the above API. + * + * cpu_powerup: + * Make given CPU runable. Called with MCPM lock held and IRQs disabled. + * The given cluster is assumed to be set up (cluster_powerup would have + * been called beforehand). Must return 0 for success or negative error code. + * + * cluster_powerup: + * Set up power for given cluster. Called with MCPM lock held and IRQs + * disabled. Called before first cpu_powerup when cluster is down. Must + * return 0 for success or negative error code. + * + * cpu_suspend_prepare: + * Special suspend configuration. Called on target CPU with MCPM lock held + * and IRQs disabled. This callback is optional. If provided, it is called + * before cpu_powerdown_prepare. + * + * cpu_powerdown_prepare: + * Configure given CPU for power down. Called on target CPU with MCPM lock + * held and IRQs disabled. Power down must be effective only at the next WFI instruction. + * + * cluster_powerdown_prepare: + * Configure given cluster for power down. Called on one CPU from target + * cluster with MCPM lock held and IRQs disabled. A cpu_powerdown_prepare + * for each CPU in the cluster has happened when this occurs. + * + * cpu_cache_disable: + * Clean and disable CPU level cache for the calling CPU. Called on with IRQs + * disabled only. The CPU is no longer cache coherent with the rest of the + * system when this returns. + * + * cluster_cache_disable: + * Clean and disable the cluster wide cache as well as the CPU level cache + * for the calling CPU. No call to cpu_cache_disable will happen for this + * CPU. Called with IRQs disabled and only when all the other CPUs are done + * with their own cpu_cache_disable. The cluster is no longer cache coherent + * with the rest of the system when this returns. + * + * cpu_is_up: + * Called on given CPU after it has been powered up or resumed. The MCPM lock + * is held and IRQs disabled. This callback is optional. + * + * cluster_is_up: + * Called by the first CPU to be powered up or resumed in given cluster. + * The MCPM lock is held and IRQs disabled. This callback is optional. If + * provided, it is called before cpu_is_up for that CPU. + * + * wait_for_powerdown: + * Wait until given CPU is powered down. This is called in sleeping context. + * Some reasonable timeout must be considered. Must return 0 for success or + * negative error code. */ struct mcpm_platform_ops { + int (*cpu_powerup)(unsigned int cpu, unsigned int cluster); + int (*cluster_powerup)(unsigned int cluster); + void (*cpu_suspend_prepare)(unsigned int cpu, unsigned int cluster); + void (*cpu_powerdown_prepare)(unsigned int cpu, unsigned int cluster); + void (*cluster_powerdown_prepare)(unsigned int cluster); + void (*cpu_cache_disable)(void); + void (*cluster_cache_disable)(void); + void (*cpu_is_up)(unsigned int cpu, unsigned int cluster); + void (*cluster_is_up)(unsigned int cluster); + int (*wait_for_powerdown)(unsigned int cpu, unsigned int cluster); + + /* deprecated callbacks */ int (*power_up)(unsigned int cpu, unsigned int cluster); void (*power_down)(void); - int (*wait_for_powerdown)(unsigned int cpu, unsigned int cluster); void (*suspend)(u64); void (*powered_up)(void); }; diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h index 64fd151..a5b47421 100644 --- a/arch/arm/include/asm/mmu.h +++ b/arch/arm/include/asm/mmu.h @@ -11,6 +11,9 @@ typedef struct { #endif unsigned int vmalloc_seq; unsigned long sigpage; +#ifdef CONFIG_VDSO + unsigned long vdso; +#endif } mm_context_t; #ifdef CONFIG_CPU_HAS_ASID diff --git a/arch/arm/include/asm/pmu.h b/arch/arm/include/asm/pmu.h index b1596bd..675e4ab 100644 --- a/arch/arm/include/asm/pmu.h +++ b/arch/arm/include/asm/pmu.h @@ -92,6 +92,7 @@ struct pmu_hw_events { struct arm_pmu { struct pmu pmu; cpumask_t active_irqs; + int *irq_affinity; char *name; irqreturn_t (*handle_irq)(int irq_num, void *dev); void (*enable)(struct perf_event *event); diff --git a/arch/arm/include/asm/seccomp.h b/arch/arm/include/asm/seccomp.h deleted file mode 100644 index 52b156b..0000000 --- a/arch/arm/include/asm/seccomp.h +++ /dev/null @@ -1,11 +0,0 @@ -#ifndef _ASM_ARM_SECCOMP_H -#define _ASM_ARM_SECCOMP_H - -#include <linux/unistd.h> - -#define __NR_seccomp_read __NR_read -#define __NR_seccomp_write __NR_write -#define __NR_seccomp_exit __NR_exit -#define __NR_seccomp_sigreturn __NR_rt_sigreturn - -#endif /* _ASM_ARM_SECCOMP_H */ diff --git a/arch/arm/include/asm/smp_plat.h b/arch/arm/include/asm/smp_plat.h index 0ad7d49..993e522 100644 --- a/arch/arm/include/asm/smp_plat.h +++ b/arch/arm/include/asm/smp_plat.h @@ -104,6 +104,7 @@ static inline u32 mpidr_hash_size(void) return 1 << mpidr_hash.bits; } +extern int platform_can_secondary_boot(void); extern int platform_can_cpu_hotplug(void); #endif diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index 72812a1..bd32ede 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -23,7 +23,6 @@ #ifndef __ASSEMBLY__ struct task_struct; -struct exec_domain; #include <asm/types.h> #include <asm/domain.h> @@ -53,7 +52,6 @@ struct thread_info { int preempt_count; /* 0 => preemptable, <0 => bug */ mm_segment_t addr_limit; /* address limit */ struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ __u32 cpu; /* cpu */ __u32 cpu_domain; /* cpu domain */ struct cpu_context_save cpu_context; /* cpu context */ @@ -73,7 +71,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .flags = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h index ce0786e..74b17d0 100644 --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h @@ -315,7 +315,7 @@ do { \ __asm__ __volatile__( \ "1: " TUSER(ldrb) " %1,[%2],#0\n" \ "2:\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "3: mov %0, %3\n" \ " mov %1, #0\n" \ @@ -351,7 +351,7 @@ do { \ __asm__ __volatile__( \ "1: " TUSER(ldr) " %1,[%2],#0\n" \ "2:\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "3: mov %0, %3\n" \ " mov %1, #0\n" \ @@ -397,7 +397,7 @@ do { \ __asm__ __volatile__( \ "1: " TUSER(strb) " %1,[%2],#0\n" \ "2:\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "3: mov %0, %3\n" \ " b 2b\n" \ @@ -430,7 +430,7 @@ do { \ __asm__ __volatile__( \ "1: " TUSER(str) " %1,[%2],#0\n" \ "2:\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "3: mov %0, %3\n" \ " b 2b\n" \ @@ -458,7 +458,7 @@ do { \ THUMB( "1: " TUSER(str) " " __reg_oper1 ", [%1]\n" ) \ THUMB( "2: " TUSER(str) " " __reg_oper0 ", [%1, #4]\n" ) \ "3:\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "4: mov %0, %3\n" \ " b 3b\n" \ diff --git a/arch/arm/include/asm/unified.h b/arch/arm/include/asm/unified.h index b88beab..200f9a7 100644 --- a/arch/arm/include/asm/unified.h +++ b/arch/arm/include/asm/unified.h @@ -24,6 +24,14 @@ .syntax unified #endif +#ifdef CONFIG_CPU_V7M +#define AR_CLASS(x...) +#define M_CLASS(x...) x +#else +#define AR_CLASS(x...) x +#define M_CLASS(x...) +#endif + #ifdef CONFIG_THUMB2_KERNEL #if __GNUC__ < 4 diff --git a/arch/arm/include/asm/vdso.h b/arch/arm/include/asm/vdso.h new file mode 100644 index 0000000..d0295f1 --- /dev/null +++ b/arch/arm/include/asm/vdso.h @@ -0,0 +1,32 @@ +#ifndef __ASM_VDSO_H +#define __ASM_VDSO_H + +#ifdef __KERNEL__ + +#ifndef __ASSEMBLY__ + +struct mm_struct; + +#ifdef CONFIG_VDSO + +void arm_install_vdso(struct mm_struct *mm, unsigned long addr); + +extern char vdso_start, vdso_end; + +extern unsigned int vdso_total_pages; + +#else /* CONFIG_VDSO */ + +static inline void arm_install_vdso(struct mm_struct *mm, unsigned long addr) +{ +} + +#define vdso_total_pages 0 + +#endif /* CONFIG_VDSO */ + +#endif /* __ASSEMBLY__ */ + +#endif /* __KERNEL__ */ + +#endif /* __ASM_VDSO_H */ diff --git a/arch/arm/include/asm/vdso_datapage.h b/arch/arm/include/asm/vdso_datapage.h new file mode 100644 index 0000000..9be2594 --- /dev/null +++ b/arch/arm/include/asm/vdso_datapage.h @@ -0,0 +1,60 @@ +/* + * Adapted from arm64 version. + * + * Copyright (C) 2012 ARM Limited + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#ifndef __ASM_VDSO_DATAPAGE_H +#define __ASM_VDSO_DATAPAGE_H + +#ifdef __KERNEL__ + +#ifndef __ASSEMBLY__ + +#include <asm/page.h> + +/* Try to be cache-friendly on systems that don't implement the + * generic timer: fit the unconditionally updated fields in the first + * 32 bytes. + */ +struct vdso_data { + u32 seq_count; /* sequence count - odd during updates */ + u16 tk_is_cntvct; /* fall back to syscall if false */ + u16 cs_shift; /* clocksource shift */ + u32 xtime_coarse_sec; /* coarse time */ + u32 xtime_coarse_nsec; + + u32 wtm_clock_sec; /* wall to monotonic offset */ + u32 wtm_clock_nsec; + u32 xtime_clock_sec; /* CLOCK_REALTIME - seconds */ + u32 cs_mult; /* clocksource multiplier */ + + u64 cs_cycle_last; /* last cycle value */ + u64 cs_mask; /* clocksource mask */ + + u64 xtime_clock_snsec; /* CLOCK_REALTIME sub-ns base */ + u32 tz_minuteswest; /* timezone info for gettimeofday(2) */ + u32 tz_dsttime; +}; + +union vdso_data_store { + struct vdso_data data; + u8 page[PAGE_SIZE]; +}; + +#endif /* !__ASSEMBLY__ */ + +#endif /* __KERNEL__ */ + +#endif /* __ASM_VDSO_DATAPAGE_H */ diff --git a/arch/arm/include/asm/word-at-a-time.h b/arch/arm/include/asm/word-at-a-time.h index a6d0a29..5831dce 100644 --- a/arch/arm/include/asm/word-at-a-time.h +++ b/arch/arm/include/asm/word-at-a-time.h @@ -71,7 +71,7 @@ static inline unsigned long load_unaligned_zeropad(const void *addr) asm( "1: ldr %0, [%2]\n" "2:\n" - " .pushsection .fixup,\"ax\"\n" + " .pushsection .text.fixup,\"ax\"\n" " .align 2\n" "3: and %1, %2, #0x3\n" " bic %2, %2, #0x3\n" diff --git a/arch/arm/include/debug/msm.S b/arch/arm/include/debug/msm.S index e55a942..b03024f 100644 --- a/arch/arm/include/debug/msm.S +++ b/arch/arm/include/debug/msm.S @@ -16,24 +16,17 @@ */ .macro addruart, rp, rv, tmp -#ifdef CONFIG_DEBUG_UART_PHYS ldr \rp, =CONFIG_DEBUG_UART_PHYS ldr \rv, =CONFIG_DEBUG_UART_VIRT -#endif .endm .macro senduart, rd, rx ARM_BE8(rev \rd, \rd ) -#ifdef CONFIG_DEBUG_QCOM_UARTDM @ Write the 1 character to UARTDM_TF str \rd, [\rx, #0x70] -#else - str \rd, [\rx, #0x0C] -#endif .endm .macro waituart, rd, rx -#ifdef CONFIG_DEBUG_QCOM_UARTDM @ check for TX_EMT in UARTDM_SR ldr \rd, [\rx, #0x08] ARM_BE8(rev \rd, \rd ) @@ -55,13 +48,6 @@ ARM_BE8(rev \rd, \rd ) str \rd, [\rx, #0x40] @ UARTDM reg. Read to induce delay ldr \rd, [\rx, #0x08] -#else - @ wait for TX_READY -1001: ldr \rd, [\rx, #0x08] -ARM_BE8(rev \rd, \rd ) - tst \rd, #0x04 - beq 1001b -#endif .endm .macro busyuart, rd, rx diff --git a/arch/arm/include/uapi/asm/Kbuild b/arch/arm/include/uapi/asm/Kbuild index 70a1c9d..a1c05f9 100644 --- a/arch/arm/include/uapi/asm/Kbuild +++ b/arch/arm/include/uapi/asm/Kbuild @@ -1,6 +1,7 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm +header-y += auxvec.h header-y += byteorder.h header-y += fcntl.h header-y += hwcap.h diff --git a/arch/arm/include/uapi/asm/auxvec.h b/arch/arm/include/uapi/asm/auxvec.h new file mode 100644 index 0000000..cb02a76 --- /dev/null +++ b/arch/arm/include/uapi/asm/auxvec.h @@ -0,0 +1,7 @@ +#ifndef __ASM_AUXVEC_H +#define __ASM_AUXVEC_H + +/* VDSO location */ +#define AT_SYSINFO_EHDR 33 + +#endif diff --git a/arch/arm/include/uapi/asm/kvm.h b/arch/arm/include/uapi/asm/kvm.h index 0db25bc..2499867 100644 --- a/arch/arm/include/uapi/asm/kvm.h +++ b/arch/arm/include/uapi/asm/kvm.h @@ -198,6 +198,9 @@ struct kvm_arch_memory_slot { /* Highest supported SPI, from VGIC_NR_IRQS */ #define KVM_ARM_IRQ_GIC_MAX 127 +/* One single KVM irqchip, ie. the VGIC */ +#define KVM_NR_IRQCHIPS 1 + /* PSCI interface */ #define KVM_PSCI_FN_BASE 0x95c1ba5e #define KVM_PSCI_FN(n) (KVM_PSCI_FN_BASE + (n)) diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index 902397d..752725d 100644 --- a/arch/arm/kernel/Makefile +++ b/arch/arm/kernel/Makefile @@ -16,7 +16,7 @@ CFLAGS_REMOVE_return_address.o = -pg # Object file lists. obj-y := elf.o entry-common.o irq.o opcodes.o \ - process.o ptrace.o return_address.o \ + process.o ptrace.o reboot.o return_address.o \ setup.o signal.o sigreturn_codes.o \ stacktrace.o sys_arm.o time.o traps.o @@ -34,7 +34,6 @@ obj-$(CONFIG_CPU_IDLE) += cpuidle.o obj-$(CONFIG_ISA_DMA_API) += dma.o obj-$(CONFIG_FIQ) += fiq.o fiqasm.o obj-$(CONFIG_MODULES) += armksyms.o module.o -obj-$(CONFIG_ARTHUR) += arthur.o obj-$(CONFIG_ISA_DMA) += dma-isa.o obj-$(CONFIG_PCI) += bios32.o isa.o obj-$(CONFIG_ARM_CPU_SUSPEND) += sleep.o suspend.o @@ -75,6 +74,7 @@ obj-$(CONFIG_HW_PERF_EVENTS) += perf_event.o perf_event_cpu.o CFLAGS_pj4-cp0.o := -marm AFLAGS_iwmmxt.o := -Wa,-mcpu=iwmmxt obj-$(CONFIG_ARM_CPU_TOPOLOGY) += topology.o +obj-$(CONFIG_VDSO) += vdso.o ifneq ($(CONFIG_ARCH_EBSA110),y) obj-y += io.o @@ -86,7 +86,7 @@ obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_ARM_VIRT_EXT) += hyp-stub.o ifeq ($(CONFIG_ARM_PSCI),y) -obj-y += psci.o +obj-y += psci.o psci-call.o obj-$(CONFIG_SMP) += psci_smp.o endif diff --git a/arch/arm/kernel/arthur.c b/arch/arm/kernel/arthur.c deleted file mode 100644 index 321c529..0000000 --- a/arch/arm/kernel/arthur.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * linux/arch/arm/kernel/arthur.c - * - * Copyright (C) 1998, 1999, 2000, 2001 Philip Blundell - * - * Arthur personality - */ - -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include <linux/module.h> -#include <linux/personality.h> -#include <linux/stddef.h> -#include <linux/signal.h> -#include <linux/init.h> -#include <linux/sched.h> - -#include <asm/ptrace.h> - -/* Arthur doesn't have many signals, and a lot of those that it does - have don't map easily to any Linux equivalent. Never mind. */ - -#define ARTHUR_SIGABRT 1 -#define ARTHUR_SIGFPE 2 -#define ARTHUR_SIGILL 3 -#define ARTHUR_SIGINT 4 -#define ARTHUR_SIGSEGV 5 -#define ARTHUR_SIGTERM 6 -#define ARTHUR_SIGSTAK 7 -#define ARTHUR_SIGUSR1 8 -#define ARTHUR_SIGUSR2 9 -#define ARTHUR_SIGOSERROR 10 - -static unsigned long arthur_to_linux_signals[32] = { - 0, 1, 2, 3, 4, 5, 6, 7, - 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, - 24, 25, 26, 27, 28, 29, 30, 31 -}; - -static unsigned long linux_to_arthur_signals[32] = { - 0, -1, ARTHUR_SIGINT, -1, - ARTHUR_SIGILL, 5, ARTHUR_SIGABRT, 7, - ARTHUR_SIGFPE, 9, ARTHUR_SIGUSR1, ARTHUR_SIGSEGV, - ARTHUR_SIGUSR2, 13, 14, ARTHUR_SIGTERM, - 16, 17, 18, 19, - 20, 21, 22, 23, - 24, 25, 26, 27, - 28, 29, 30, 31 -}; - -static void arthur_lcall7(int nr, struct pt_regs *regs) -{ - struct siginfo info; - info.si_signo = SIGSWI; - info.si_errno = nr; - /* Bounce it to the emulator */ - send_sig_info(SIGSWI, &info, current); -} - -static struct exec_domain arthur_exec_domain = { - .name = "Arthur", - .handler = arthur_lcall7, - .pers_low = PER_RISCOS, - .pers_high = PER_RISCOS, - .signal_map = arthur_to_linux_signals, - .signal_invmap = linux_to_arthur_signals, - .module = THIS_MODULE, -}; - -/* - * We could do with some locking to stop Arthur being removed while - * processes are using it. - */ - -static int __init arthur_init(void) -{ - return register_exec_domain(&arthur_exec_domain); -} - -static void __exit arthur_exit(void) -{ - unregister_exec_domain(&arthur_exec_domain); -} - -module_init(arthur_init); -module_exit(arthur_exit); - -MODULE_LICENSE("GPL"); diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index 2d2d608..871b826 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -25,6 +25,7 @@ #include <asm/memory.h> #include <asm/procinfo.h> #include <asm/suspend.h> +#include <asm/vdso_datapage.h> #include <asm/hardware/cache-l2x0.h> #include <linux/kbuild.h> @@ -66,7 +67,6 @@ int main(void) DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit)); DEFINE(TI_TASK, offsetof(struct thread_info, task)); - DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain)); DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); DEFINE(TI_CPU_DOMAIN, offsetof(struct thread_info, cpu_domain)); DEFINE(TI_CPU_SAVE, offsetof(struct thread_info, cpu_context)); @@ -190,7 +190,6 @@ int main(void) DEFINE(VCPU_HxFAR, offsetof(struct kvm_vcpu, arch.fault.hxfar)); DEFINE(VCPU_HPFAR, offsetof(struct kvm_vcpu, arch.fault.hpfar)); DEFINE(VCPU_HYP_PC, offsetof(struct kvm_vcpu, arch.fault.hyp_pc)); -#ifdef CONFIG_KVM_ARM_VGIC DEFINE(VCPU_VGIC_CPU, offsetof(struct kvm_vcpu, arch.vgic_cpu)); DEFINE(VGIC_V2_CPU_HCR, offsetof(struct vgic_cpu, vgic_v2.vgic_hcr)); DEFINE(VGIC_V2_CPU_VMCR, offsetof(struct vgic_cpu, vgic_v2.vgic_vmcr)); @@ -200,15 +199,16 @@ int main(void) DEFINE(VGIC_V2_CPU_APR, offsetof(struct vgic_cpu, vgic_v2.vgic_apr)); DEFINE(VGIC_V2_CPU_LR, offsetof(struct vgic_cpu, vgic_v2.vgic_lr)); DEFINE(VGIC_CPU_NR_LR, offsetof(struct vgic_cpu, nr_lr)); -#ifdef CONFIG_KVM_ARM_TIMER DEFINE(VCPU_TIMER_CNTV_CTL, offsetof(struct kvm_vcpu, arch.timer_cpu.cntv_ctl)); DEFINE(VCPU_TIMER_CNTV_CVAL, offsetof(struct kvm_vcpu, arch.timer_cpu.cntv_cval)); DEFINE(KVM_TIMER_CNTVOFF, offsetof(struct kvm, arch.timer.cntvoff)); DEFINE(KVM_TIMER_ENABLED, offsetof(struct kvm, arch.timer.enabled)); -#endif DEFINE(KVM_VGIC_VCTRL, offsetof(struct kvm, arch.vgic.vctrl_base)); -#endif DEFINE(KVM_VTTBR, offsetof(struct kvm, arch.vttbr)); #endif + BLANK(); +#ifdef CONFIG_VDSO + DEFINE(VDSO_DATA_SIZE, sizeof(union vdso_data_store)); +#endif return 0; } diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index ab19b7c0..fcbbbb1 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -618,21 +618,15 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, enum pci_mmap_state mmap_state, int write_combine) { - struct pci_sys_data *root = dev->sysdata; - unsigned long phys; - - if (mmap_state == pci_mmap_io) { + if (mmap_state == pci_mmap_io) return -EINVAL; - } else { - phys = vma->vm_pgoff + (root->mem_offset >> PAGE_SHIFT); - } /* * Mark this as IO */ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - if (remap_pfn_range(vma, vma->vm_start, phys, + if (remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, vma->vm_end - vma->vm_start, vma->vm_page_prot)) return -EAGAIN; diff --git a/arch/arm/kernel/cpuidle.c b/arch/arm/kernel/cpuidle.c index 89545f6..318da33 100644 --- a/arch/arm/kernel/cpuidle.c +++ b/arch/arm/kernel/cpuidle.c @@ -10,8 +10,28 @@ */ #include <linux/cpuidle.h> -#include <asm/proc-fns.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <asm/cpuidle.h> +extern struct of_cpuidle_method __cpuidle_method_of_table[]; + +static const struct of_cpuidle_method __cpuidle_method_of_table_sentinel + __used __section(__cpuidle_method_of_table_end); + +static struct cpuidle_ops cpuidle_ops[NR_CPUS]; + +/** + * arm_cpuidle_simple_enter() - a wrapper to cpu_do_idle() + * @dev: not used + * @drv: not used + * @index: not used + * + * A trivial wrapper to allow the cpu_do_idle function to be assigned as a + * cpuidle callback by matching the function signature. + * + * Returns the index passed as parameter + */ int arm_cpuidle_simple_enter(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { @@ -19,3 +39,114 @@ int arm_cpuidle_simple_enter(struct cpuidle_device *dev, return index; } + +/** + * arm_cpuidle_suspend() - function to enter low power idle states + * @index: an integer used as an identifier for the low level PM callbacks + * + * This function calls the underlying arch specific low level PM code as + * registered at the init time. + * + * Returns -EOPNOTSUPP if no suspend callback is defined, the result of the + * callback otherwise. + */ +int arm_cpuidle_suspend(int index) +{ + int ret = -EOPNOTSUPP; + int cpu = smp_processor_id(); + + if (cpuidle_ops[cpu].suspend) + ret = cpuidle_ops[cpu].suspend(cpu, index); + + return ret; +} + +/** + * arm_cpuidle_get_ops() - find a registered cpuidle_ops by name + * @method: the method name + * + * Search in the __cpuidle_method_of_table array the cpuidle ops matching the + * method name. + * + * Returns a struct cpuidle_ops pointer, NULL if not found. + */ +static struct cpuidle_ops *__init arm_cpuidle_get_ops(const char *method) +{ + struct of_cpuidle_method *m = __cpuidle_method_of_table; + + for (; m->method; m++) + if (!strcmp(m->method, method)) + return m->ops; + + return NULL; +} + +/** + * arm_cpuidle_read_ops() - Initialize the cpuidle ops with the device tree + * @dn: a pointer to a struct device node corresponding to a cpu node + * @cpu: the cpu identifier + * + * Get the method name defined in the 'enable-method' property, retrieve the + * associated cpuidle_ops and do a struct copy. This copy is needed because all + * cpuidle_ops are tagged __initdata and will be unloaded after the init + * process. + * + * Return 0 on sucess, -ENOENT if no 'enable-method' is defined, -EOPNOTSUPP if + * no cpuidle_ops is registered for the 'enable-method'. + */ +static int __init arm_cpuidle_read_ops(struct device_node *dn, int cpu) +{ + const char *enable_method; + struct cpuidle_ops *ops; + + enable_method = of_get_property(dn, "enable-method", NULL); + if (!enable_method) + return -ENOENT; + + ops = arm_cpuidle_get_ops(enable_method); + if (!ops) { + pr_warn("%s: unsupported enable-method property: %s\n", + dn->full_name, enable_method); + return -EOPNOTSUPP; + } + + cpuidle_ops[cpu] = *ops; /* structure copy */ + + pr_notice("cpuidle: enable-method property '%s'" + " found operations\n", enable_method); + + return 0; +} + +/** + * arm_cpuidle_init() - Initialize cpuidle_ops for a specific cpu + * @cpu: the cpu to be initialized + * + * Initialize the cpuidle ops with the device for the cpu and then call + * the cpu's idle initialization callback. This may fail if the underlying HW + * is not operational. + * + * Returns: + * 0 on success, + * -ENODEV if it fails to find the cpu node in the device tree, + * -EOPNOTSUPP if it does not find a registered cpuidle_ops for this cpu, + * -ENOENT if it fails to find an 'enable-method' property, + * -ENXIO if the HW reports a failure or a misconfiguration, + * -ENOMEM if the HW report an memory allocation failure + */ +int __init arm_cpuidle_init(int cpu) +{ + struct device_node *cpu_node = of_cpu_device_node_get(cpu); + int ret; + + if (!cpu_node) + return -ENODEV; + + ret = arm_cpuidle_read_ops(cpu_node, cpu); + if (!ret && cpuidle_ops[cpu].init) + ret = cpuidle_ops[cpu].init(cpu_node, cpu); + + of_node_put(cpu_node); + + return ret; +} diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index 672b219..570306c 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -545,7 +545,7 @@ ENDPROC(__und_usr) /* * The out of line fixup for the ldrt instructions above. */ - .pushsection .fixup, "ax" + .pushsection .text.fixup, "ax" .align 2 4: str r4, [sp, #S_PC] @ retry current instruction ret r9 diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 0196327..3637973 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -138,9 +138,9 @@ ENTRY(stext) @ mmu has been enabled adr lr, BSYM(1f) @ return (PIC) address mov r8, r4 @ set TTBR1 to swapper_pg_dir - ARM( add pc, r10, #PROCINFO_INITFUNC ) - THUMB( add r12, r10, #PROCINFO_INITFUNC ) - THUMB( ret r12 ) + ldr r12, [r10, #PROCINFO_INITFUNC] + add r12, r12, r10 + ret r12 1: b __enable_mmu ENDPROC(stext) .ltorg @@ -386,10 +386,10 @@ ENTRY(secondary_startup) ldr r8, [r7, lr] @ get secondary_data.swapper_pg_dir adr lr, BSYM(__enable_mmu) @ return address mov r13, r12 @ __secondary_switched address - ARM( add pc, r10, #PROCINFO_INITFUNC ) @ initialise processor - @ (return control reg) - THUMB( add r12, r10, #PROCINFO_INITFUNC ) - THUMB( ret r12 ) + ldr r12, [r10, #PROCINFO_INITFUNC] + add r12, r12, r10 @ initialise processor + @ (return control reg) + ret r12 ENDPROC(secondary_startup) ENDPROC(secondary_startup_arm) diff --git a/arch/arm/kernel/hibernate.c b/arch/arm/kernel/hibernate.c index c4cc50e..a71501f 100644 --- a/arch/arm/kernel/hibernate.c +++ b/arch/arm/kernel/hibernate.c @@ -22,6 +22,7 @@ #include <asm/suspend.h> #include <asm/memory.h> #include <asm/sections.h> +#include "reboot.h" int pfn_is_nosave(unsigned long pfn) { @@ -61,7 +62,7 @@ static int notrace arch_save_image(unsigned long unused) ret = swsusp_save(); if (ret == 0) - soft_restart(virt_to_phys(cpu_resume)); + _soft_restart(virt_to_phys(cpu_resume), false); return ret; } @@ -86,7 +87,7 @@ static void notrace arch_restore_image(void *unused) for (pbe = restore_pblist; pbe; pbe = pbe->next) copy_page(pbe->orig_address, pbe->address); - soft_restart(virt_to_phys(cpu_resume)); + _soft_restart(virt_to_phys(cpu_resume), false); } static u64 resume_stack[PAGE_SIZE/2/sizeof(u64)] __nosavedata; @@ -99,7 +100,6 @@ static u64 resume_stack[PAGE_SIZE/2/sizeof(u64)] __nosavedata; */ int swsusp_arch_resume(void) { - extern void call_with_stack(void (*fn)(void *), void *arg, void *sp); call_with_stack(arch_restore_image, 0, resume_stack + ARRAY_SIZE(resume_stack)); return 0; diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index 7fc70ae..dc7d0a9 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -648,7 +648,7 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp) * Per-cpu breakpoints are not supported by our stepping * mechanism. */ - if (!bp->hw.bp_target) + if (!bp->hw.target) return -EINVAL; /* diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index de2b085..8bf3b7c 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -46,7 +46,8 @@ int machine_kexec_prepare(struct kimage *image) * and implements CPU hotplug for the current HW. If not, we won't be * able to kexec reliably, so fail the prepare operation. */ - if (num_possible_cpus() > 1 && !platform_can_cpu_hotplug()) + if (num_possible_cpus() > 1 && platform_can_secondary_boot() && + !platform_can_cpu_hotplug()) return -EINVAL; /* diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c index 2e11961..af791f4 100644 --- a/arch/arm/kernel/module.c +++ b/arch/arm/kernel/module.c @@ -98,14 +98,19 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, case R_ARM_PC24: case R_ARM_CALL: case R_ARM_JUMP24: + if (sym->st_value & 3) { + pr_err("%s: section %u reloc %u sym '%s': unsupported interworking call (ARM -> Thumb)\n", + module->name, relindex, i, symname); + return -ENOEXEC; + } + offset = __mem_to_opcode_arm(*(u32 *)loc); offset = (offset & 0x00ffffff) << 2; if (offset & 0x02000000) offset -= 0x04000000; offset += sym->st_value - loc; - if (offset & 3 || - offset <= (s32)0xfe000000 || + if (offset <= (s32)0xfe000000 || offset >= (s32)0x02000000) { pr_err("%s: section %u reloc %u sym '%s': relocation %u out of range (%#lx -> %#x)\n", module->name, relindex, i, symname, @@ -155,6 +160,22 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, #ifdef CONFIG_THUMB2_KERNEL case R_ARM_THM_CALL: case R_ARM_THM_JUMP24: + /* + * For function symbols, only Thumb addresses are + * allowed (no interworking). + * + * For non-function symbols, the destination + * has no specific ARM/Thumb disposition, so + * the branch is resolved under the assumption + * that interworking is not required. + */ + if (ELF32_ST_TYPE(sym->st_info) == STT_FUNC && + !(sym->st_value & 1)) { + pr_err("%s: section %u reloc %u sym '%s': unsupported interworking call (Thumb -> ARM)\n", + module->name, relindex, i, symname); + return -ENOEXEC; + } + upper = __mem_to_opcode_thumb16(*(u16 *)loc); lower = __mem_to_opcode_thumb16(*(u16 *)(loc + 2)); @@ -182,18 +203,7 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, offset -= 0x02000000; offset += sym->st_value - loc; - /* - * For function symbols, only Thumb addresses are - * allowed (no interworking). - * - * For non-function symbols, the destination - * has no specific ARM/Thumb disposition, so - * the branch is resolved under the assumption - * that interworking is not required. - */ - if ((ELF32_ST_TYPE(sym->st_info) == STT_FUNC && - !(offset & 1)) || - offset <= (s32)0xff000000 || + if (offset <= (s32)0xff000000 || offset >= (s32)0x01000000) { pr_err("%s: section %u reloc %u sym '%s': relocation %u out of range (%#lx -> %#x)\n", module->name, relindex, i, symname, diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index 557e128..4a86a01 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -259,20 +259,29 @@ out: } static int -validate_event(struct pmu_hw_events *hw_events, - struct perf_event *event) +validate_event(struct pmu *pmu, struct pmu_hw_events *hw_events, + struct perf_event *event) { - struct arm_pmu *armpmu = to_arm_pmu(event->pmu); + struct arm_pmu *armpmu; if (is_software_event(event)) return 1; + /* + * Reject groups spanning multiple HW PMUs (e.g. CPU + CCI). The + * core perf code won't check that the pmu->ctx == leader->ctx + * until after pmu->event_init(event). + */ + if (event->pmu != pmu) + return 0; + if (event->state < PERF_EVENT_STATE_OFF) return 1; if (event->state == PERF_EVENT_STATE_OFF && !event->attr.enable_on_exec) return 1; + armpmu = to_arm_pmu(event->pmu); return armpmu->get_event_idx(hw_events, event) >= 0; } @@ -288,15 +297,15 @@ validate_group(struct perf_event *event) */ memset(&fake_pmu.used_mask, 0, sizeof(fake_pmu.used_mask)); - if (!validate_event(&fake_pmu, leader)) + if (!validate_event(event->pmu, &fake_pmu, leader)) return -EINVAL; list_for_each_entry(sibling, &leader->sibling_list, group_entry) { - if (!validate_event(&fake_pmu, sibling)) + if (!validate_event(event->pmu, &fake_pmu, sibling)) return -EINVAL; } - if (!validate_event(&fake_pmu, event)) + if (!validate_event(event->pmu, &fake_pmu, event)) return -EINVAL; return 0; diff --git a/arch/arm/kernel/perf_event_cpu.c b/arch/arm/kernel/perf_event_cpu.c index 61b53c4..91c7ba1 100644 --- a/arch/arm/kernel/perf_event_cpu.c +++ b/arch/arm/kernel/perf_event_cpu.c @@ -92,11 +92,16 @@ static void cpu_pmu_free_irq(struct arm_pmu *cpu_pmu) free_percpu_irq(irq, &hw_events->percpu_pmu); } else { for (i = 0; i < irqs; ++i) { - if (!cpumask_test_and_clear_cpu(i, &cpu_pmu->active_irqs)) + int cpu = i; + + if (cpu_pmu->irq_affinity) + cpu = cpu_pmu->irq_affinity[i]; + + if (!cpumask_test_and_clear_cpu(cpu, &cpu_pmu->active_irqs)) continue; irq = platform_get_irq(pmu_device, i); if (irq >= 0) - free_irq(irq, per_cpu_ptr(&hw_events->percpu_pmu, i)); + free_irq(irq, per_cpu_ptr(&hw_events->percpu_pmu, cpu)); } } } @@ -128,32 +133,37 @@ static int cpu_pmu_request_irq(struct arm_pmu *cpu_pmu, irq_handler_t handler) on_each_cpu(cpu_pmu_enable_percpu_irq, &irq, 1); } else { for (i = 0; i < irqs; ++i) { + int cpu = i; + err = 0; irq = platform_get_irq(pmu_device, i); if (irq < 0) continue; + if (cpu_pmu->irq_affinity) + cpu = cpu_pmu->irq_affinity[i]; + /* * If we have a single PMU interrupt that we can't shift, * assume that we're running on a uniprocessor machine and * continue. Otherwise, continue without this interrupt. */ - if (irq_set_affinity(irq, cpumask_of(i)) && irqs > 1) { + if (irq_set_affinity(irq, cpumask_of(cpu)) && irqs > 1) { pr_warn("unable to set irq affinity (irq=%d, cpu=%u)\n", - irq, i); + irq, cpu); continue; } err = request_irq(irq, handler, IRQF_NOBALANCING | IRQF_NO_THREAD, "arm-pmu", - per_cpu_ptr(&hw_events->percpu_pmu, i)); + per_cpu_ptr(&hw_events->percpu_pmu, cpu)); if (err) { pr_err("unable to request IRQ%d for ARM PMU counters\n", irq); return err; } - cpumask_set_cpu(i, &cpu_pmu->active_irqs); + cpumask_set_cpu(cpu, &cpu_pmu->active_irqs); } } @@ -243,6 +253,8 @@ static const struct of_device_id cpu_pmu_of_device_ids[] = { {.compatible = "arm,arm1176-pmu", .data = armv6_1176_pmu_init}, {.compatible = "arm,arm1136-pmu", .data = armv6_1136_pmu_init}, {.compatible = "qcom,krait-pmu", .data = krait_pmu_init}, + {.compatible = "qcom,scorpion-pmu", .data = scorpion_pmu_init}, + {.compatible = "qcom,scorpion-mp-pmu", .data = scorpion_mp_pmu_init}, {}, }; @@ -289,6 +301,48 @@ static int probe_current_pmu(struct arm_pmu *pmu) return ret; } +static int of_pmu_irq_cfg(struct platform_device *pdev) +{ + int i; + int *irqs = kcalloc(pdev->num_resources, sizeof(*irqs), GFP_KERNEL); + + if (!irqs) + return -ENOMEM; + + for (i = 0; i < pdev->num_resources; ++i) { + struct device_node *dn; + int cpu; + + dn = of_parse_phandle(pdev->dev.of_node, "interrupt-affinity", + i); + if (!dn) { + pr_warn("Failed to parse %s/interrupt-affinity[%d]\n", + of_node_full_name(dn), i); + break; + } + + for_each_possible_cpu(cpu) + if (arch_find_n_match_cpu_physical_id(dn, cpu, NULL)) + break; + + of_node_put(dn); + if (cpu >= nr_cpu_ids) { + pr_warn("Failed to find logical CPU for %s\n", + dn->name); + break; + } + + irqs[i] = cpu; + } + + if (i == pdev->num_resources) + cpu_pmu->irq_affinity = irqs; + else + kfree(irqs); + + return 0; +} + static int cpu_pmu_device_probe(struct platform_device *pdev) { const struct of_device_id *of_id; @@ -313,7 +367,10 @@ static int cpu_pmu_device_probe(struct platform_device *pdev) if (node && (of_id = of_match_node(cpu_pmu_of_device_ids, pdev->dev.of_node))) { init_fn = of_id->data; - ret = init_fn(pmu); + + ret = of_pmu_irq_cfg(pdev); + if (!ret) + ret = init_fn(pmu); } else { ret = probe_current_pmu(pmu); } diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c index 8993770..f4207a4 100644 --- a/arch/arm/kernel/perf_event_v7.c +++ b/arch/arm/kernel/perf_event_v7.c @@ -140,6 +140,23 @@ enum krait_perf_types { KRAIT_PERFCTR_L1_DTLB_ACCESS = 0x12210, }; +/* ARMv7 Scorpion specific event types */ +enum scorpion_perf_types { + SCORPION_LPM0_GROUP0 = 0x4c, + SCORPION_LPM1_GROUP0 = 0x50, + SCORPION_LPM2_GROUP0 = 0x54, + SCORPION_L2LPM_GROUP0 = 0x58, + SCORPION_VLPM_GROUP0 = 0x5c, + + SCORPION_ICACHE_ACCESS = 0x10053, + SCORPION_ICACHE_MISS = 0x10052, + + SCORPION_DTLB_ACCESS = 0x12013, + SCORPION_DTLB_MISS = 0x12012, + + SCORPION_ITLB_MISS = 0x12021, +}; + /* * Cortex-A8 HW events mapping * @@ -482,6 +499,49 @@ static const unsigned krait_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] }; /* + * Scorpion HW events mapping + */ +static const unsigned scorpion_perf_map[PERF_COUNT_HW_MAX] = { + PERF_MAP_ALL_UNSUPPORTED, + [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, + [PERF_COUNT_HW_INSTRUCTIONS] = ARMV7_PERFCTR_INSTR_EXECUTED, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_PC_WRITE, + [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [PERF_COUNT_HW_BUS_CYCLES] = ARMV7_PERFCTR_CLOCK_CYCLES, +}; + +static const unsigned scorpion_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] + [PERF_COUNT_HW_CACHE_OP_MAX] + [PERF_COUNT_HW_CACHE_RESULT_MAX] = { + PERF_CACHE_MAP_ALL_UNSUPPORTED, + /* + * The performance counters don't differentiate between read and write + * accesses/misses so this isn't strictly correct, but it's the best we + * can do. Writes and reads get combined. + */ + [C(L1D)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [C(L1D)][C(OP_READ)][C(RESULT_MISS)] = ARMV7_PERFCTR_L1_DCACHE_REFILL, + [C(L1D)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [C(L1D)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV7_PERFCTR_L1_DCACHE_REFILL, + [C(L1I)][C(OP_READ)][C(RESULT_ACCESS)] = SCORPION_ICACHE_ACCESS, + [C(L1I)][C(OP_READ)][C(RESULT_MISS)] = SCORPION_ICACHE_MISS, + /* + * Only ITLB misses and DTLB refills are supported. If users want the + * DTLB refills misses a raw counter must be used. + */ + [C(DTLB)][C(OP_READ)][C(RESULT_ACCESS)] = SCORPION_DTLB_ACCESS, + [C(DTLB)][C(OP_READ)][C(RESULT_MISS)] = SCORPION_DTLB_MISS, + [C(DTLB)][C(OP_WRITE)][C(RESULT_ACCESS)] = SCORPION_DTLB_ACCESS, + [C(DTLB)][C(OP_WRITE)][C(RESULT_MISS)] = SCORPION_DTLB_MISS, + [C(ITLB)][C(OP_READ)][C(RESULT_MISS)] = SCORPION_ITLB_MISS, + [C(ITLB)][C(OP_WRITE)][C(RESULT_MISS)] = SCORPION_ITLB_MISS, + [C(BPU)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, + [C(BPU)][C(OP_READ)][C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(BPU)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, + [C(BPU)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, +}; + +/* * Perf Events' indices */ #define ARMV7_IDX_CYCLE_COUNTER 0 @@ -976,6 +1036,12 @@ static int krait_map_event_no_branch(struct perf_event *event) &krait_perf_cache_map, 0xFFFFF); } +static int scorpion_map_event(struct perf_event *event) +{ + return armpmu_map_event(event, &scorpion_perf_map, + &scorpion_perf_cache_map, 0xFFFFF); +} + static void armv7pmu_init(struct arm_pmu *cpu_pmu) { cpu_pmu->handle_irq = armv7pmu_handle_irq; @@ -1103,6 +1169,12 @@ static int armv7_a17_pmu_init(struct arm_pmu *cpu_pmu) #define KRAIT_EVENT_MASK (KRAIT_EVENT | VENUM_EVENT) #define PMRESRn_EN BIT(31) +#define EVENT_REGION(event) (((event) >> 12) & 0xf) /* R */ +#define EVENT_GROUP(event) ((event) & 0xf) /* G */ +#define EVENT_CODE(event) (((event) >> 4) & 0xff) /* CC */ +#define EVENT_VENUM(event) (!!(event & VENUM_EVENT)) /* N=2 */ +#define EVENT_CPU(event) (!!(event & KRAIT_EVENT)) /* N=1 */ + static u32 krait_read_pmresrn(int n) { u32 val; @@ -1141,19 +1213,19 @@ static void krait_write_pmresrn(int n, u32 val) } } -static u32 krait_read_vpmresr0(void) +static u32 venum_read_pmresr(void) { u32 val; asm volatile("mrc p10, 7, %0, c11, c0, 0" : "=r" (val)); return val; } -static void krait_write_vpmresr0(u32 val) +static void venum_write_pmresr(u32 val) { asm volatile("mcr p10, 7, %0, c11, c0, 0" : : "r" (val)); } -static void krait_pre_vpmresr0(u32 *venum_orig_val, u32 *fp_orig_val) +static void venum_pre_pmresr(u32 *venum_orig_val, u32 *fp_orig_val) { u32 venum_new_val; u32 fp_new_val; @@ -1170,7 +1242,7 @@ static void krait_pre_vpmresr0(u32 *venum_orig_val, u32 *fp_orig_val) fmxr(FPEXC, fp_new_val); } -static void krait_post_vpmresr0(u32 venum_orig_val, u32 fp_orig_val) +static void venum_post_pmresr(u32 venum_orig_val, u32 fp_orig_val) { BUG_ON(preemptible()); /* Restore FPEXC */ @@ -1193,16 +1265,11 @@ static void krait_evt_setup(int idx, u32 config_base) u32 val; u32 mask; u32 vval, fval; - unsigned int region; - unsigned int group; - unsigned int code; + unsigned int region = EVENT_REGION(config_base); + unsigned int group = EVENT_GROUP(config_base); + unsigned int code = EVENT_CODE(config_base); unsigned int group_shift; - bool venum_event; - - venum_event = !!(config_base & VENUM_EVENT); - region = (config_base >> 12) & 0xf; - code = (config_base >> 4) & 0xff; - group = (config_base >> 0) & 0xf; + bool venum_event = EVENT_VENUM(config_base); group_shift = group * 8; mask = 0xff << group_shift; @@ -1217,16 +1284,14 @@ static void krait_evt_setup(int idx, u32 config_base) val |= config_base & (ARMV7_EXCLUDE_USER | ARMV7_EXCLUDE_PL1); armv7_pmnc_write_evtsel(idx, val); - asm volatile("mcr p15, 0, %0, c9, c15, 0" : : "r" (0)); - if (venum_event) { - krait_pre_vpmresr0(&vval, &fval); - val = krait_read_vpmresr0(); + venum_pre_pmresr(&vval, &fval); + val = venum_read_pmresr(); val &= ~mask; val |= code << group_shift; val |= PMRESRn_EN; - krait_write_vpmresr0(val); - krait_post_vpmresr0(vval, fval); + venum_write_pmresr(val); + venum_post_pmresr(vval, fval); } else { val = krait_read_pmresrn(region); val &= ~mask; @@ -1236,7 +1301,7 @@ static void krait_evt_setup(int idx, u32 config_base) } } -static u32 krait_clear_pmresrn_group(u32 val, int group) +static u32 clear_pmresrn_group(u32 val, int group) { u32 mask; int group_shift; @@ -1256,23 +1321,19 @@ static void krait_clearpmu(u32 config_base) { u32 val; u32 vval, fval; - unsigned int region; - unsigned int group; - bool venum_event; - - venum_event = !!(config_base & VENUM_EVENT); - region = (config_base >> 12) & 0xf; - group = (config_base >> 0) & 0xf; + unsigned int region = EVENT_REGION(config_base); + unsigned int group = EVENT_GROUP(config_base); + bool venum_event = EVENT_VENUM(config_base); if (venum_event) { - krait_pre_vpmresr0(&vval, &fval); - val = krait_read_vpmresr0(); - val = krait_clear_pmresrn_group(val, group); - krait_write_vpmresr0(val); - krait_post_vpmresr0(vval, fval); + venum_pre_pmresr(&vval, &fval); + val = venum_read_pmresr(); + val = clear_pmresrn_group(val, group); + venum_write_pmresr(val); + venum_post_pmresr(vval, fval); } else { val = krait_read_pmresrn(region); - val = krait_clear_pmresrn_group(val, group); + val = clear_pmresrn_group(val, group); krait_write_pmresrn(region, val); } } @@ -1342,6 +1403,8 @@ static void krait_pmu_enable_event(struct perf_event *event) static void krait_pmu_reset(void *info) { u32 vval, fval; + struct arm_pmu *cpu_pmu = info; + u32 idx, nb_cnt = cpu_pmu->num_events; armv7pmu_reset(info); @@ -1350,9 +1413,16 @@ static void krait_pmu_reset(void *info) krait_write_pmresrn(1, 0); krait_write_pmresrn(2, 0); - krait_pre_vpmresr0(&vval, &fval); - krait_write_vpmresr0(0); - krait_post_vpmresr0(vval, fval); + venum_pre_pmresr(&vval, &fval); + venum_write_pmresr(0); + venum_post_pmresr(vval, fval); + + /* Reset PMxEVNCTCR to sane default */ + for (idx = ARMV7_IDX_CYCLE_COUNTER; idx < nb_cnt; ++idx) { + armv7_pmnc_select_counter(idx); + asm volatile("mcr p15, 0, %0, c9, c15, 0" : : "r" (0)); + } + } static int krait_event_to_bit(struct perf_event *event, unsigned int region, @@ -1386,26 +1456,18 @@ static int krait_pmu_get_event_idx(struct pmu_hw_events *cpuc, { int idx; int bit = -1; - unsigned int prefix; - unsigned int region; - unsigned int code; - unsigned int group; - bool krait_event; struct hw_perf_event *hwc = &event->hw; + unsigned int region = EVENT_REGION(hwc->config_base); + unsigned int code = EVENT_CODE(hwc->config_base); + unsigned int group = EVENT_GROUP(hwc->config_base); + bool venum_event = EVENT_VENUM(hwc->config_base); + bool krait_event = EVENT_CPU(hwc->config_base); - region = (hwc->config_base >> 12) & 0xf; - code = (hwc->config_base >> 4) & 0xff; - group = (hwc->config_base >> 0) & 0xf; - krait_event = !!(hwc->config_base & KRAIT_EVENT_MASK); - - if (krait_event) { + if (venum_event || krait_event) { /* Ignore invalid events */ if (group > 3 || region > 2) return -EINVAL; - prefix = hwc->config_base & KRAIT_EVENT_MASK; - if (prefix != KRAIT_EVENT && prefix != VENUM_EVENT) - return -EINVAL; - if (prefix == VENUM_EVENT && (code & 0xe0)) + if (venum_event && (code & 0xe0)) return -EINVAL; bit = krait_event_to_bit(event, region, group); @@ -1425,15 +1487,12 @@ static void krait_pmu_clear_event_idx(struct pmu_hw_events *cpuc, { int bit; struct hw_perf_event *hwc = &event->hw; - unsigned int region; - unsigned int group; - bool krait_event; + unsigned int region = EVENT_REGION(hwc->config_base); + unsigned int group = EVENT_GROUP(hwc->config_base); + bool venum_event = EVENT_VENUM(hwc->config_base); + bool krait_event = EVENT_CPU(hwc->config_base); - region = (hwc->config_base >> 12) & 0xf; - group = (hwc->config_base >> 0) & 0xf; - krait_event = !!(hwc->config_base & KRAIT_EVENT_MASK); - - if (krait_event) { + if (venum_event || krait_event) { bit = krait_event_to_bit(event, region, group); clear_bit(bit, cpuc->used_mask); } @@ -1458,6 +1517,344 @@ static int krait_pmu_init(struct arm_pmu *cpu_pmu) cpu_pmu->clear_event_idx = krait_pmu_clear_event_idx; return 0; } + +/* + * Scorpion Local Performance Monitor Register (LPMn) + * + * 31 30 24 16 8 0 + * +--------------------------------+ + * LPM0 | EN | CC | CC | CC | CC | N = 1, R = 0 + * +--------------------------------+ + * LPM1 | EN | CC | CC | CC | CC | N = 1, R = 1 + * +--------------------------------+ + * LPM2 | EN | CC | CC | CC | CC | N = 1, R = 2 + * +--------------------------------+ + * L2LPM | EN | CC | CC | CC | CC | N = 1, R = 3 + * +--------------------------------+ + * VLPM | EN | CC | CC | CC | CC | N = 2, R = ? + * +--------------------------------+ + * EN | G=3 | G=2 | G=1 | G=0 + * + * + * Event Encoding: + * + * hwc->config_base = 0xNRCCG + * + * N = prefix, 1 for Scorpion CPU (LPMn/L2LPM), 2 for Venum VFP (VLPM) + * R = region register + * CC = class of events the group G is choosing from + * G = group or particular event + * + * Example: 0x12021 is a Scorpion CPU event in LPM2's group 1 with code 2 + * + * A region (R) corresponds to a piece of the CPU (execution unit, instruction + * unit, etc.) while the event code (CC) corresponds to a particular class of + * events (interrupts for example). An event code is broken down into + * groups (G) that can be mapped into the PMU (irq, fiqs, and irq+fiqs for + * example). + */ + +static u32 scorpion_read_pmresrn(int n) +{ + u32 val; + + switch (n) { + case 0: + asm volatile("mrc p15, 0, %0, c15, c0, 0" : "=r" (val)); + break; + case 1: + asm volatile("mrc p15, 1, %0, c15, c0, 0" : "=r" (val)); + break; + case 2: + asm volatile("mrc p15, 2, %0, c15, c0, 0" : "=r" (val)); + break; + case 3: + asm volatile("mrc p15, 3, %0, c15, c2, 0" : "=r" (val)); + break; + default: + BUG(); /* Should be validated in scorpion_pmu_get_event_idx() */ + } + + return val; +} + +static void scorpion_write_pmresrn(int n, u32 val) +{ + switch (n) { + case 0: + asm volatile("mcr p15, 0, %0, c15, c0, 0" : : "r" (val)); + break; + case 1: + asm volatile("mcr p15, 1, %0, c15, c0, 0" : : "r" (val)); + break; + case 2: + asm volatile("mcr p15, 2, %0, c15, c0, 0" : : "r" (val)); + break; + case 3: + asm volatile("mcr p15, 3, %0, c15, c2, 0" : : "r" (val)); + break; + default: + BUG(); /* Should be validated in scorpion_pmu_get_event_idx() */ + } +} + +static u32 scorpion_get_pmresrn_event(unsigned int region) +{ + static const u32 pmresrn_table[] = { SCORPION_LPM0_GROUP0, + SCORPION_LPM1_GROUP0, + SCORPION_LPM2_GROUP0, + SCORPION_L2LPM_GROUP0 }; + return pmresrn_table[region]; +} + +static void scorpion_evt_setup(int idx, u32 config_base) +{ + u32 val; + u32 mask; + u32 vval, fval; + unsigned int region = EVENT_REGION(config_base); + unsigned int group = EVENT_GROUP(config_base); + unsigned int code = EVENT_CODE(config_base); + unsigned int group_shift; + bool venum_event = EVENT_VENUM(config_base); + + group_shift = group * 8; + mask = 0xff << group_shift; + + /* Configure evtsel for the region and group */ + if (venum_event) + val = SCORPION_VLPM_GROUP0; + else + val = scorpion_get_pmresrn_event(region); + val += group; + /* Mix in mode-exclusion bits */ + val |= config_base & (ARMV7_EXCLUDE_USER | ARMV7_EXCLUDE_PL1); + armv7_pmnc_write_evtsel(idx, val); + + asm volatile("mcr p15, 0, %0, c9, c15, 0" : : "r" (0)); + + if (venum_event) { + venum_pre_pmresr(&vval, &fval); + val = venum_read_pmresr(); + val &= ~mask; + val |= code << group_shift; + val |= PMRESRn_EN; + venum_write_pmresr(val); + venum_post_pmresr(vval, fval); + } else { + val = scorpion_read_pmresrn(region); + val &= ~mask; + val |= code << group_shift; + val |= PMRESRn_EN; + scorpion_write_pmresrn(region, val); + } +} + +static void scorpion_clearpmu(u32 config_base) +{ + u32 val; + u32 vval, fval; + unsigned int region = EVENT_REGION(config_base); + unsigned int group = EVENT_GROUP(config_base); + bool venum_event = EVENT_VENUM(config_base); + + if (venum_event) { + venum_pre_pmresr(&vval, &fval); + val = venum_read_pmresr(); + val = clear_pmresrn_group(val, group); + venum_write_pmresr(val); + venum_post_pmresr(vval, fval); + } else { + val = scorpion_read_pmresrn(region); + val = clear_pmresrn_group(val, group); + scorpion_write_pmresrn(region, val); + } +} + +static void scorpion_pmu_disable_event(struct perf_event *event) +{ + unsigned long flags; + struct hw_perf_event *hwc = &event->hw; + int idx = hwc->idx; + struct arm_pmu *cpu_pmu = to_arm_pmu(event->pmu); + struct pmu_hw_events *events = this_cpu_ptr(cpu_pmu->hw_events); + + /* Disable counter and interrupt */ + raw_spin_lock_irqsave(&events->pmu_lock, flags); + + /* Disable counter */ + armv7_pmnc_disable_counter(idx); + + /* + * Clear pmresr code (if destined for PMNx counters) + */ + if (hwc->config_base & KRAIT_EVENT_MASK) + scorpion_clearpmu(hwc->config_base); + + /* Disable interrupt for this counter */ + armv7_pmnc_disable_intens(idx); + + raw_spin_unlock_irqrestore(&events->pmu_lock, flags); +} + +static void scorpion_pmu_enable_event(struct perf_event *event) +{ + unsigned long flags; + struct hw_perf_event *hwc = &event->hw; + int idx = hwc->idx; + struct arm_pmu *cpu_pmu = to_arm_pmu(event->pmu); + struct pmu_hw_events *events = this_cpu_ptr(cpu_pmu->hw_events); + + /* + * Enable counter and interrupt, and set the counter to count + * the event that we're interested in. + */ + raw_spin_lock_irqsave(&events->pmu_lock, flags); + + /* Disable counter */ + armv7_pmnc_disable_counter(idx); + + /* + * Set event (if destined for PMNx counters) + * We don't set the event for the cycle counter because we + * don't have the ability to perform event filtering. + */ + if (hwc->config_base & KRAIT_EVENT_MASK) + scorpion_evt_setup(idx, hwc->config_base); + else if (idx != ARMV7_IDX_CYCLE_COUNTER) + armv7_pmnc_write_evtsel(idx, hwc->config_base); + + /* Enable interrupt for this counter */ + armv7_pmnc_enable_intens(idx); + + /* Enable counter */ + armv7_pmnc_enable_counter(idx); + + raw_spin_unlock_irqrestore(&events->pmu_lock, flags); +} + +static void scorpion_pmu_reset(void *info) +{ + u32 vval, fval; + struct arm_pmu *cpu_pmu = info; + u32 idx, nb_cnt = cpu_pmu->num_events; + + armv7pmu_reset(info); + + /* Clear all pmresrs */ + scorpion_write_pmresrn(0, 0); + scorpion_write_pmresrn(1, 0); + scorpion_write_pmresrn(2, 0); + scorpion_write_pmresrn(3, 0); + + venum_pre_pmresr(&vval, &fval); + venum_write_pmresr(0); + venum_post_pmresr(vval, fval); + + /* Reset PMxEVNCTCR to sane default */ + for (idx = ARMV7_IDX_CYCLE_COUNTER; idx < nb_cnt; ++idx) { + armv7_pmnc_select_counter(idx); + asm volatile("mcr p15, 0, %0, c9, c15, 0" : : "r" (0)); + } +} + +static int scorpion_event_to_bit(struct perf_event *event, unsigned int region, + unsigned int group) +{ + int bit; + struct hw_perf_event *hwc = &event->hw; + struct arm_pmu *cpu_pmu = to_arm_pmu(event->pmu); + + if (hwc->config_base & VENUM_EVENT) + bit = SCORPION_VLPM_GROUP0; + else + bit = scorpion_get_pmresrn_event(region); + bit -= scorpion_get_pmresrn_event(0); + bit += group; + /* + * Lower bits are reserved for use by the counters (see + * armv7pmu_get_event_idx() for more info) + */ + bit += ARMV7_IDX_COUNTER_LAST(cpu_pmu) + 1; + + return bit; +} + +/* + * We check for column exclusion constraints here. + * Two events cant use the same group within a pmresr register. + */ +static int scorpion_pmu_get_event_idx(struct pmu_hw_events *cpuc, + struct perf_event *event) +{ + int idx; + int bit = -1; + struct hw_perf_event *hwc = &event->hw; + unsigned int region = EVENT_REGION(hwc->config_base); + unsigned int group = EVENT_GROUP(hwc->config_base); + bool venum_event = EVENT_VENUM(hwc->config_base); + bool scorpion_event = EVENT_CPU(hwc->config_base); + + if (venum_event || scorpion_event) { + /* Ignore invalid events */ + if (group > 3 || region > 3) + return -EINVAL; + + bit = scorpion_event_to_bit(event, region, group); + if (test_and_set_bit(bit, cpuc->used_mask)) + return -EAGAIN; + } + + idx = armv7pmu_get_event_idx(cpuc, event); + if (idx < 0 && bit >= 0) + clear_bit(bit, cpuc->used_mask); + + return idx; +} + +static void scorpion_pmu_clear_event_idx(struct pmu_hw_events *cpuc, + struct perf_event *event) +{ + int bit; + struct hw_perf_event *hwc = &event->hw; + unsigned int region = EVENT_REGION(hwc->config_base); + unsigned int group = EVENT_GROUP(hwc->config_base); + bool venum_event = EVENT_VENUM(hwc->config_base); + bool scorpion_event = EVENT_CPU(hwc->config_base); + + if (venum_event || scorpion_event) { + bit = scorpion_event_to_bit(event, region, group); + clear_bit(bit, cpuc->used_mask); + } +} + +static int scorpion_pmu_init(struct arm_pmu *cpu_pmu) +{ + armv7pmu_init(cpu_pmu); + cpu_pmu->name = "armv7_scorpion"; + cpu_pmu->map_event = scorpion_map_event; + cpu_pmu->num_events = armv7_read_num_pmnc_events(); + cpu_pmu->reset = scorpion_pmu_reset; + cpu_pmu->enable = scorpion_pmu_enable_event; + cpu_pmu->disable = scorpion_pmu_disable_event; + cpu_pmu->get_event_idx = scorpion_pmu_get_event_idx; + cpu_pmu->clear_event_idx = scorpion_pmu_clear_event_idx; + return 0; +} + +static int scorpion_mp_pmu_init(struct arm_pmu *cpu_pmu) +{ + armv7pmu_init(cpu_pmu); + cpu_pmu->name = "armv7_scorpion_mp"; + cpu_pmu->map_event = scorpion_map_event; + cpu_pmu->num_events = armv7_read_num_pmnc_events(); + cpu_pmu->reset = scorpion_pmu_reset; + cpu_pmu->enable = scorpion_pmu_enable_event; + cpu_pmu->disable = scorpion_pmu_disable_event; + cpu_pmu->get_event_idx = scorpion_pmu_get_event_idx; + cpu_pmu->clear_event_idx = scorpion_pmu_clear_event_idx; + return 0; +} #else static inline int armv7_a8_pmu_init(struct arm_pmu *cpu_pmu) { @@ -1498,4 +1895,14 @@ static inline int krait_pmu_init(struct arm_pmu *cpu_pmu) { return -ENODEV; } + +static inline int scorpion_pmu_init(struct arm_pmu *cpu_pmu) +{ + return -ENODEV; +} + +static inline int scorpion_mp_pmu_init(struct arm_pmu *cpu_pmu) +{ + return -ENODEV; +} #endif /* CONFIG_CPU_V7 */ diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index fdfa3a7..f192a2a 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -17,12 +17,9 @@ #include <linux/stddef.h> #include <linux/unistd.h> #include <linux/user.h> -#include <linux/delay.h> -#include <linux/reboot.h> #include <linux/interrupt.h> #include <linux/kallsyms.h> #include <linux/init.h> -#include <linux/cpu.h> #include <linux/elfcore.h> #include <linux/pm.h> #include <linux/tick.h> @@ -31,16 +28,14 @@ #include <linux/random.h> #include <linux/hw_breakpoint.h> #include <linux/leds.h> -#include <linux/reboot.h> -#include <asm/cacheflush.h> -#include <asm/idmap.h> #include <asm/processor.h> #include <asm/thread_notify.h> #include <asm/stacktrace.h> #include <asm/system_misc.h> #include <asm/mach/time.h> #include <asm/tls.h> +#include <asm/vdso.h> #ifdef CONFIG_CC_STACKPROTECTOR #include <linux/stackprotector.h> @@ -59,69 +54,6 @@ static const char *isa_modes[] __maybe_unused = { "ARM" , "Thumb" , "Jazelle", "ThumbEE" }; -extern void call_with_stack(void (*fn)(void *), void *arg, void *sp); -typedef void (*phys_reset_t)(unsigned long); - -/* - * A temporary stack to use for CPU reset. This is static so that we - * don't clobber it with the identity mapping. When running with this - * stack, any references to the current task *will not work* so you - * should really do as little as possible before jumping to your reset - * code. - */ -static u64 soft_restart_stack[16]; - -static void __soft_restart(void *addr) -{ - phys_reset_t phys_reset; - - /* Take out a flat memory mapping. */ - setup_mm_for_reboot(); - - /* Clean and invalidate caches */ - flush_cache_all(); - - /* Turn off caching */ - cpu_proc_fin(); - - /* Push out any further dirty data, and ensure cache is empty */ - flush_cache_all(); - - /* Switch to the identity mapping. */ - phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset); - phys_reset((unsigned long)addr); - - /* Should never get here. */ - BUG(); -} - -void soft_restart(unsigned long addr) -{ - u64 *stack = soft_restart_stack + ARRAY_SIZE(soft_restart_stack); - - /* Disable interrupts first */ - raw_local_irq_disable(); - local_fiq_disable(); - - /* Disable the L2 if we're the last man standing. */ - if (num_online_cpus() == 1) - outer_disable(); - - /* Change to the new stack and continue with the reset. */ - call_with_stack(__soft_restart, (void *)addr, (void *)stack); - - /* Should never get here. */ - BUG(); -} - -/* - * Function pointers to optional machine specific functions - */ -void (*pm_power_off)(void); -EXPORT_SYMBOL(pm_power_off); - -void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd); - /* * This is our default idle handler. */ @@ -166,79 +98,6 @@ void arch_cpu_idle_dead(void) } #endif -/* - * Called by kexec, immediately prior to machine_kexec(). - * - * This must completely disable all secondary CPUs; simply causing those CPUs - * to execute e.g. a RAM-based pin loop is not sufficient. This allows the - * kexec'd kernel to use any and all RAM as it sees fit, without having to - * avoid any code or data used by any SW CPU pin loop. The CPU hotplug - * functionality embodied in disable_nonboot_cpus() to achieve this. - */ -void machine_shutdown(void) -{ - disable_nonboot_cpus(); -} - -/* - * Halting simply requires that the secondary CPUs stop performing any - * activity (executing tasks, handling interrupts). smp_send_stop() - * achieves this. - */ -void machine_halt(void) -{ - local_irq_disable(); - smp_send_stop(); - - local_irq_disable(); - while (1); -} - -/* - * Power-off simply requires that the secondary CPUs stop performing any - * activity (executing tasks, handling interrupts). smp_send_stop() - * achieves this. When the system power is turned off, it will take all CPUs - * with it. - */ -void machine_power_off(void) -{ - local_irq_disable(); - smp_send_stop(); - - if (pm_power_off) - pm_power_off(); -} - -/* - * Restart requires that the secondary CPUs stop performing any activity - * while the primary CPU resets the system. Systems with a single CPU can - * use soft_restart() as their machine descriptor's .restart hook, since that - * will cause the only available CPU to reset. Systems with multiple CPUs must - * provide a HW restart implementation, to ensure that all CPUs reset at once. - * This is required so that any code running after reset on the primary CPU - * doesn't have to co-ordinate with other CPUs to ensure they aren't still - * executing pre-reset code, and using RAM that the primary CPU's code wishes - * to use. Implementing such co-ordination would be essentially impossible. - */ -void machine_restart(char *cmd) -{ - local_irq_disable(); - smp_send_stop(); - - if (arm_pm_restart) - arm_pm_restart(reboot_mode, cmd); - else - do_kernel_restart(cmd); - - /* Give a grace period for failure to restart of 1s */ - mdelay(1000); - - /* Whoops - the platform was unable to reboot. Tell the user! */ - printk("Reboot failed -- System halted\n"); - local_irq_disable(); - while (1); -} - void __show_regs(struct pt_regs *regs) { unsigned long flags; @@ -475,7 +334,7 @@ const char *arch_vma_name(struct vm_area_struct *vma) } /* If possible, provide a placement hint at a random offset from the - * stack for the signal page. + * stack for the sigpage and vdso pages. */ static unsigned long sigpage_addr(const struct mm_struct *mm, unsigned int npages) @@ -519,6 +378,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) { struct mm_struct *mm = current->mm; struct vm_area_struct *vma; + unsigned long npages; unsigned long addr; unsigned long hint; int ret = 0; @@ -528,9 +388,12 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) if (!signal_page) return -ENOMEM; + npages = 1; /* for sigpage */ + npages += vdso_total_pages; + down_write(&mm->mmap_sem); - hint = sigpage_addr(mm, 1); - addr = get_unmapped_area(NULL, hint, PAGE_SIZE, 0, 0); + hint = sigpage_addr(mm, npages); + addr = get_unmapped_area(NULL, hint, npages << PAGE_SHIFT, 0, 0); if (IS_ERR_VALUE(addr)) { ret = addr; goto up_fail; @@ -547,6 +410,12 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) mm->context.sigpage = addr; + /* Unlike the sigpage, failure to install the vdso is unlikely + * to be fatal to the process, so no error check needed + * here. + */ + arm_install_vdso(mm, addr + PAGE_SIZE); + up_fail: up_write(&mm->mmap_sem); return ret; diff --git a/arch/arm/kernel/psci-call.S b/arch/arm/kernel/psci-call.S new file mode 100644 index 0000000..a78e9e1 --- /dev/null +++ b/arch/arm/kernel/psci-call.S @@ -0,0 +1,31 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Copyright (C) 2015 ARM Limited + * + * Author: Mark Rutland <mark.rutland@arm.com> + */ + +#include <linux/linkage.h> + +#include <asm/opcodes-sec.h> +#include <asm/opcodes-virt.h> + +/* int __invoke_psci_fn_hvc(u32 function_id, u32 arg0, u32 arg1, u32 arg2) */ +ENTRY(__invoke_psci_fn_hvc) + __HVC(0) + bx lr +ENDPROC(__invoke_psci_fn_hvc) + +/* int __invoke_psci_fn_smc(u32 function_id, u32 arg0, u32 arg1, u32 arg2) */ +ENTRY(__invoke_psci_fn_smc) + __SMC(0) + bx lr +ENDPROC(__invoke_psci_fn_smc) diff --git a/arch/arm/kernel/psci.c b/arch/arm/kernel/psci.c index f73891b..f90fdf4 100644 --- a/arch/arm/kernel/psci.c +++ b/arch/arm/kernel/psci.c @@ -23,8 +23,6 @@ #include <asm/compiler.h> #include <asm/errno.h> -#include <asm/opcodes-sec.h> -#include <asm/opcodes-virt.h> #include <asm/psci.h> #include <asm/system_misc.h> @@ -33,6 +31,9 @@ struct psci_operations psci_ops; static int (*invoke_psci_fn)(u32, u32, u32, u32); typedef int (*psci_initcall_t)(const struct device_node *); +asmlinkage int __invoke_psci_fn_hvc(u32, u32, u32, u32); +asmlinkage int __invoke_psci_fn_smc(u32, u32, u32, u32); + enum psci_function { PSCI_FN_CPU_SUSPEND, PSCI_FN_CPU_ON, @@ -71,40 +72,6 @@ static u32 psci_power_state_pack(struct psci_power_state state) & PSCI_0_2_POWER_STATE_AFFL_MASK); } -/* - * The following two functions are invoked via the invoke_psci_fn pointer - * and will not be inlined, allowing us to piggyback on the AAPCS. - */ -static noinline int __invoke_psci_fn_hvc(u32 function_id, u32 arg0, u32 arg1, - u32 arg2) -{ - asm volatile( - __asmeq("%0", "r0") - __asmeq("%1", "r1") - __asmeq("%2", "r2") - __asmeq("%3", "r3") - __HVC(0) - : "+r" (function_id) - : "r" (arg0), "r" (arg1), "r" (arg2)); - - return function_id; -} - -static noinline int __invoke_psci_fn_smc(u32 function_id, u32 arg0, u32 arg1, - u32 arg2) -{ - asm volatile( - __asmeq("%0", "r0") - __asmeq("%1", "r1") - __asmeq("%2", "r2") - __asmeq("%3", "r3") - __SMC(0) - : "+r" (function_id) - : "r" (arg0), "r" (arg1), "r" (arg2)); - - return function_id; -} - static int psci_get_version(void) { int err; diff --git a/arch/arm/kernel/reboot.c b/arch/arm/kernel/reboot.c new file mode 100644 index 0000000..1a4d232 --- /dev/null +++ b/arch/arm/kernel/reboot.c @@ -0,0 +1,155 @@ +/* + * Copyright (C) 1996-2000 Russell King - Converted to ARM. + * Original Copyright (C) 1995 Linus Torvalds + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/cpu.h> +#include <linux/delay.h> +#include <linux/reboot.h> + +#include <asm/cacheflush.h> +#include <asm/idmap.h> + +#include "reboot.h" + +typedef void (*phys_reset_t)(unsigned long); + +/* + * Function pointers to optional machine specific functions + */ +void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd); +void (*pm_power_off)(void); +EXPORT_SYMBOL(pm_power_off); + +/* + * A temporary stack to use for CPU reset. This is static so that we + * don't clobber it with the identity mapping. When running with this + * stack, any references to the current task *will not work* so you + * should really do as little as possible before jumping to your reset + * code. + */ +static u64 soft_restart_stack[16]; + +static void __soft_restart(void *addr) +{ + phys_reset_t phys_reset; + + /* Take out a flat memory mapping. */ + setup_mm_for_reboot(); + + /* Clean and invalidate caches */ + flush_cache_all(); + + /* Turn off caching */ + cpu_proc_fin(); + + /* Push out any further dirty data, and ensure cache is empty */ + flush_cache_all(); + + /* Switch to the identity mapping. */ + phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset); + phys_reset((unsigned long)addr); + + /* Should never get here. */ + BUG(); +} + +void _soft_restart(unsigned long addr, bool disable_l2) +{ + u64 *stack = soft_restart_stack + ARRAY_SIZE(soft_restart_stack); + + /* Disable interrupts first */ + raw_local_irq_disable(); + local_fiq_disable(); + + /* Disable the L2 if we're the last man standing. */ + if (disable_l2) + outer_disable(); + + /* Change to the new stack and continue with the reset. */ + call_with_stack(__soft_restart, (void *)addr, (void *)stack); + + /* Should never get here. */ + BUG(); +} + +void soft_restart(unsigned long addr) +{ + _soft_restart(addr, num_online_cpus() == 1); +} + +/* + * Called by kexec, immediately prior to machine_kexec(). + * + * This must completely disable all secondary CPUs; simply causing those CPUs + * to execute e.g. a RAM-based pin loop is not sufficient. This allows the + * kexec'd kernel to use any and all RAM as it sees fit, without having to + * avoid any code or data used by any SW CPU pin loop. The CPU hotplug + * functionality embodied in disable_nonboot_cpus() to achieve this. + */ +void machine_shutdown(void) +{ + disable_nonboot_cpus(); +} + +/* + * Halting simply requires that the secondary CPUs stop performing any + * activity (executing tasks, handling interrupts). smp_send_stop() + * achieves this. + */ +void machine_halt(void) +{ + local_irq_disable(); + smp_send_stop(); + + local_irq_disable(); + while (1); +} + +/* + * Power-off simply requires that the secondary CPUs stop performing any + * activity (executing tasks, handling interrupts). smp_send_stop() + * achieves this. When the system power is turned off, it will take all CPUs + * with it. + */ +void machine_power_off(void) +{ + local_irq_disable(); + smp_send_stop(); + + if (pm_power_off) + pm_power_off(); +} + +/* + * Restart requires that the secondary CPUs stop performing any activity + * while the primary CPU resets the system. Systems with a single CPU can + * use soft_restart() as their machine descriptor's .restart hook, since that + * will cause the only available CPU to reset. Systems with multiple CPUs must + * provide a HW restart implementation, to ensure that all CPUs reset at once. + * This is required so that any code running after reset on the primary CPU + * doesn't have to co-ordinate with other CPUs to ensure they aren't still + * executing pre-reset code, and using RAM that the primary CPU's code wishes + * to use. Implementing such co-ordination would be essentially impossible. + */ +void machine_restart(char *cmd) +{ + local_irq_disable(); + smp_send_stop(); + + if (arm_pm_restart) + arm_pm_restart(reboot_mode, cmd); + else + do_kernel_restart(cmd); + + /* Give a grace period for failure to restart of 1s */ + mdelay(1000); + + /* Whoops - the platform was unable to reboot. Tell the user! */ + printk("Reboot failed -- System halted\n"); + local_irq_disable(); + while (1); +} diff --git a/arch/arm/kernel/reboot.h b/arch/arm/kernel/reboot.h new file mode 100644 index 0000000..bf7a0b1 --- /dev/null +++ b/arch/arm/kernel/reboot.h @@ -0,0 +1,7 @@ +#ifndef REBOOT_H +#define REBOOT_H + +extern void call_with_stack(void (*fn)(void *), void *arg, void *sp); +extern void _soft_restart(unsigned long addr, bool disable_l2); + +#endif diff --git a/arch/arm/kernel/return_address.c b/arch/arm/kernel/return_address.c index 24b4a04..36ed350 100644 --- a/arch/arm/kernel/return_address.c +++ b/arch/arm/kernel/return_address.c @@ -56,8 +56,6 @@ void *return_address(unsigned int level) return NULL; } -#else /* if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND) */ - -#endif /* if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND) / else */ +#endif /* if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND) */ EXPORT_SYMBOL_GPL(return_address); diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index e55408e..6c777e9 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -246,12 +246,9 @@ static int __get_cpu_architecture(void) if (cpu_arch) cpu_arch += CPU_ARCH_ARMv3; } else if ((read_cpuid_id() & 0x000f0000) == 0x000f0000) { - unsigned int mmfr0; - /* Revised CPUID format. Read the Memory Model Feature * Register 0 and check for VMSAv7 or PMSAv7 */ - asm("mrc p15, 0, %0, c0, c1, 4" - : "=r" (mmfr0)); + unsigned int mmfr0 = read_cpuid_ext(CPUID_EXT_MMFR0); if ((mmfr0 & 0x0000000f) >= 0x00000003 || (mmfr0 & 0x000000f0) >= 0x00000030) cpu_arch = CPU_ARCH_ARMv7; @@ -375,30 +372,48 @@ void __init early_print(const char *str, ...) static void __init cpuid_init_hwcaps(void) { - unsigned int divide_instrs, vmsa; + int block; + u32 isar5; if (cpu_architecture() < CPU_ARCH_ARMv7) return; - divide_instrs = (read_cpuid_ext(CPUID_EXT_ISAR0) & 0x0f000000) >> 24; - - switch (divide_instrs) { - case 2: + block = cpuid_feature_extract(CPUID_EXT_ISAR0, 24); + if (block >= 2) elf_hwcap |= HWCAP_IDIVA; - case 1: + if (block >= 1) elf_hwcap |= HWCAP_IDIVT; - } /* LPAE implies atomic ldrd/strd instructions */ - vmsa = (read_cpuid_ext(CPUID_EXT_MMFR0) & 0xf) >> 0; - if (vmsa >= 5) + block = cpuid_feature_extract(CPUID_EXT_MMFR0, 0); + if (block >= 5) elf_hwcap |= HWCAP_LPAE; + + /* check for supported v8 Crypto instructions */ + isar5 = read_cpuid_ext(CPUID_EXT_ISAR5); + + block = cpuid_feature_extract_field(isar5, 4); + if (block >= 2) + elf_hwcap2 |= HWCAP2_PMULL; + if (block >= 1) + elf_hwcap2 |= HWCAP2_AES; + + block = cpuid_feature_extract_field(isar5, 8); + if (block >= 1) + elf_hwcap2 |= HWCAP2_SHA1; + + block = cpuid_feature_extract_field(isar5, 12); + if (block >= 1) + elf_hwcap2 |= HWCAP2_SHA2; + + block = cpuid_feature_extract_field(isar5, 16); + if (block >= 1) + elf_hwcap2 |= HWCAP2_CRC32; } static void __init elf_hwcap_fixup(void) { unsigned id = read_cpuid_id(); - unsigned sync_prim; /* * HWCAP_TLS is available only on 1136 r1p0 and later, @@ -419,9 +434,9 @@ static void __init elf_hwcap_fixup(void) * avoid advertising SWP; it may not be atomic with * multiprocessing cores. */ - sync_prim = ((read_cpuid_ext(CPUID_EXT_ISAR3) >> 8) & 0xf0) | - ((read_cpuid_ext(CPUID_EXT_ISAR4) >> 20) & 0x0f); - if (sync_prim >= 0x13) + if (cpuid_feature_extract(CPUID_EXT_ISAR3, 12) > 1 || + (cpuid_feature_extract(CPUID_EXT_ISAR3, 12) == 1 && + cpuid_feature_extract(CPUID_EXT_ISAR3, 20) >= 3)) elf_hwcap &= ~HWCAP_SWP; } diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 023ac90..423663e 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -318,17 +318,6 @@ get_sigframe(struct ksignal *ksig, struct pt_regs *regs, int framesize) return frame; } -/* - * translate the signal - */ -static inline int map_sig(int sig) -{ - struct thread_info *thread = current_thread_info(); - if (sig < 32 && thread->exec_domain && thread->exec_domain->signal_invmap) - sig = thread->exec_domain->signal_invmap[sig]; - return sig; -} - static int setup_return(struct pt_regs *regs, struct ksignal *ksig, unsigned long __user *rc, void __user *frame) @@ -412,7 +401,7 @@ setup_return(struct pt_regs *regs, struct ksignal *ksig, } } - regs->ARM_r0 = map_sig(ksig->sig); + regs->ARM_r0 = ksig->sig; regs->ARM_sp = (unsigned long)frame; regs->ARM_lr = retcode; regs->ARM_pc = handler; diff --git a/arch/arm/kernel/sleep.S b/arch/arm/kernel/sleep.S index e1e60e5..7d37bfc 100644 --- a/arch/arm/kernel/sleep.S +++ b/arch/arm/kernel/sleep.S @@ -116,14 +116,7 @@ cpu_resume_after_mmu: ldmfd sp!, {r4 - r11, pc} ENDPROC(cpu_resume_after_mmu) -/* - * Note: Yes, part of the following code is located into the .data section. - * This is to allow sleep_save_sp to be accessed with a relative load - * while we can't rely on any MMU translation. We could have put - * sleep_save_sp in the .text section as well, but some setups might - * insist on it to be truly read-only. - */ - .data + .text .align ENTRY(cpu_resume) ARM_BE8(setend be) @ ensure we are in BE mode @@ -145,6 +138,8 @@ ARM_BE8(setend be) @ ensure we are in BE mode compute_mpidr_hash r1, r4, r5, r6, r0, r3 1: adr r0, _sleep_save_sp + ldr r2, [r0] + add r0, r0, r2 ldr r0, [r0, #SLEEP_SAVE_SP_PHYS] ldr r0, [r0, r1, lsl #2] @@ -156,10 +151,12 @@ THUMB( bx r3 ) ENDPROC(cpu_resume) .align 2 +_sleep_save_sp: + .long sleep_save_sp - . mpidr_hash_ptr: .long mpidr_hash - . @ mpidr_hash struct offset + .data .type sleep_save_sp, #object ENTRY(sleep_save_sp) -_sleep_save_sp: .space SLEEP_SAVE_SP_SZ @ struct sleep_save_sp diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 86ef244..cca5b87 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -145,6 +145,11 @@ void __init smp_init_cpus(void) smp_ops.smp_init_cpus(); } +int platform_can_secondary_boot(void) +{ + return !!smp_ops.smp_boot_secondary; +} + int platform_can_cpu_hotplug(void) { #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/kernel/swp_emulate.c b/arch/arm/kernel/swp_emulate.c index afdd51e..1361756 100644 --- a/arch/arm/kernel/swp_emulate.c +++ b/arch/arm/kernel/swp_emulate.c @@ -42,7 +42,7 @@ " cmp %0, #0\n" \ " movne %0, %4\n" \ "2:\n" \ - " .section .fixup,\"ax\"\n" \ + " .section .text.fixup,\"ax\"\n" \ " .align 2\n" \ "3: mov %0, %5\n" \ " b 2b\n" \ diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index 0cc7e58..a66e37e 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -76,7 +76,7 @@ void timer_tick(void) } #endif -static void dummy_clock_access(struct timespec *ts) +static void dummy_clock_access(struct timespec64 *ts) { ts->tv_sec = 0; ts->tv_nsec = 0; @@ -85,12 +85,12 @@ static void dummy_clock_access(struct timespec *ts) static clock_access_fn __read_persistent_clock = dummy_clock_access; static clock_access_fn __read_boot_clock = dummy_clock_access;; -void read_persistent_clock(struct timespec *ts) +void read_persistent_clock64(struct timespec64 *ts) { __read_persistent_clock(ts); } -void read_boot_clock(struct timespec *ts) +void read_boot_clock64(struct timespec64 *ts) { __read_boot_clock(ts); } diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 788e23f..3dce1a3 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -505,12 +505,10 @@ asmlinkage void bad_mode(struct pt_regs *regs, int reason) static int bad_syscall(int n, struct pt_regs *regs) { - struct thread_info *thread = current_thread_info(); siginfo_t info; - if ((current->personality & PER_MASK) != PER_LINUX && - thread->exec_domain->handler) { - thread->exec_domain->handler(n, regs); + if ((current->personality & PER_MASK) != PER_LINUX) { + send_sig(SIGSEGV, current, 1); return regs->ARM_r0; } diff --git a/arch/arm/kernel/vdso.c b/arch/arm/kernel/vdso.c new file mode 100644 index 0000000..efe17dd --- /dev/null +++ b/arch/arm/kernel/vdso.c @@ -0,0 +1,337 @@ +/* + * Adapted from arm64 version. + * + * Copyright (C) 2012 ARM Limited + * Copyright (C) 2015 Mentor Graphics Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/elf.h> +#include <linux/err.h> +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/of.h> +#include <linux/printk.h> +#include <linux/slab.h> +#include <linux/timekeeper_internal.h> +#include <linux/vmalloc.h> +#include <asm/arch_timer.h> +#include <asm/barrier.h> +#include <asm/cacheflush.h> +#include <asm/page.h> +#include <asm/vdso.h> +#include <asm/vdso_datapage.h> +#include <clocksource/arm_arch_timer.h> + +#define MAX_SYMNAME 64 + +static struct page **vdso_text_pagelist; + +/* Total number of pages needed for the data and text portions of the VDSO. */ +unsigned int vdso_total_pages __read_mostly; + +/* + * The VDSO data page. + */ +static union vdso_data_store vdso_data_store __page_aligned_data; +static struct vdso_data *vdso_data = &vdso_data_store.data; + +static struct page *vdso_data_page; +static struct vm_special_mapping vdso_data_mapping = { + .name = "[vvar]", + .pages = &vdso_data_page, +}; + +static struct vm_special_mapping vdso_text_mapping = { + .name = "[vdso]", +}; + +struct elfinfo { + Elf32_Ehdr *hdr; /* ptr to ELF */ + Elf32_Sym *dynsym; /* ptr to .dynsym section */ + unsigned long dynsymsize; /* size of .dynsym section */ + char *dynstr; /* ptr to .dynstr section */ +}; + +/* Cached result of boot-time check for whether the arch timer exists, + * and if so, whether the virtual counter is useable. + */ +static bool cntvct_ok __read_mostly; + +static bool __init cntvct_functional(void) +{ + struct device_node *np; + bool ret = false; + + if (!IS_ENABLED(CONFIG_ARM_ARCH_TIMER)) + goto out; + + /* The arm_arch_timer core should export + * arch_timer_use_virtual or similar so we don't have to do + * this. + */ + np = of_find_compatible_node(NULL, NULL, "arm,armv7-timer"); + if (!np) + goto out_put; + + if (of_property_read_bool(np, "arm,cpu-registers-not-fw-configured")) + goto out_put; + + ret = true; + +out_put: + of_node_put(np); +out: + return ret; +} + +static void * __init find_section(Elf32_Ehdr *ehdr, const char *name, + unsigned long *size) +{ + Elf32_Shdr *sechdrs; + unsigned int i; + char *secnames; + + /* Grab section headers and strings so we can tell who is who */ + sechdrs = (void *)ehdr + ehdr->e_shoff; + secnames = (void *)ehdr + sechdrs[ehdr->e_shstrndx].sh_offset; + + /* Find the section they want */ + for (i = 1; i < ehdr->e_shnum; i++) { + if (strcmp(secnames + sechdrs[i].sh_name, name) == 0) { + if (size) + *size = sechdrs[i].sh_size; + return (void *)ehdr + sechdrs[i].sh_offset; + } + } + + if (size) + *size = 0; + return NULL; +} + +static Elf32_Sym * __init find_symbol(struct elfinfo *lib, const char *symname) +{ + unsigned int i; + + for (i = 0; i < (lib->dynsymsize / sizeof(Elf32_Sym)); i++) { + char name[MAX_SYMNAME], *c; + + if (lib->dynsym[i].st_name == 0) + continue; + strlcpy(name, lib->dynstr + lib->dynsym[i].st_name, + MAX_SYMNAME); + c = strchr(name, '@'); + if (c) + *c = 0; + if (strcmp(symname, name) == 0) + return &lib->dynsym[i]; + } + return NULL; +} + +static void __init vdso_nullpatch_one(struct elfinfo *lib, const char *symname) +{ + Elf32_Sym *sym; + + sym = find_symbol(lib, symname); + if (!sym) + return; + + sym->st_name = 0; +} + +static void __init patch_vdso(void *ehdr) +{ + struct elfinfo einfo; + + einfo = (struct elfinfo) { + .hdr = ehdr, + }; + + einfo.dynsym = find_section(einfo.hdr, ".dynsym", &einfo.dynsymsize); + einfo.dynstr = find_section(einfo.hdr, ".dynstr", NULL); + + /* If the virtual counter is absent or non-functional we don't + * want programs to incur the slight additional overhead of + * dispatching through the VDSO only to fall back to syscalls. + */ + if (!cntvct_ok) { + vdso_nullpatch_one(&einfo, "__vdso_gettimeofday"); + vdso_nullpatch_one(&einfo, "__vdso_clock_gettime"); + } +} + +static int __init vdso_init(void) +{ + unsigned int text_pages; + int i; + + if (memcmp(&vdso_start, "\177ELF", 4)) { + pr_err("VDSO is not a valid ELF object!\n"); + return -ENOEXEC; + } + + text_pages = (&vdso_end - &vdso_start) >> PAGE_SHIFT; + pr_debug("vdso: %i text pages at base %p\n", text_pages, &vdso_start); + + /* Allocate the VDSO text pagelist */ + vdso_text_pagelist = kcalloc(text_pages, sizeof(struct page *), + GFP_KERNEL); + if (vdso_text_pagelist == NULL) + return -ENOMEM; + + /* Grab the VDSO data page. */ + vdso_data_page = virt_to_page(vdso_data); + + /* Grab the VDSO text pages. */ + for (i = 0; i < text_pages; i++) { + struct page *page; + + page = virt_to_page(&vdso_start + i * PAGE_SIZE); + vdso_text_pagelist[i] = page; + } + + vdso_text_mapping.pages = vdso_text_pagelist; + + vdso_total_pages = 1; /* for the data/vvar page */ + vdso_total_pages += text_pages; + + cntvct_ok = cntvct_functional(); + + patch_vdso(&vdso_start); + + return 0; +} +arch_initcall(vdso_init); + +static int install_vvar(struct mm_struct *mm, unsigned long addr) +{ + struct vm_area_struct *vma; + + vma = _install_special_mapping(mm, addr, PAGE_SIZE, + VM_READ | VM_MAYREAD, + &vdso_data_mapping); + + return IS_ERR(vma) ? PTR_ERR(vma) : 0; +} + +/* assumes mmap_sem is write-locked */ +void arm_install_vdso(struct mm_struct *mm, unsigned long addr) +{ + struct vm_area_struct *vma; + unsigned long len; + + mm->context.vdso = 0; + + if (vdso_text_pagelist == NULL) + return; + + if (install_vvar(mm, addr)) + return; + + /* Account for vvar page. */ + addr += PAGE_SIZE; + len = (vdso_total_pages - 1) << PAGE_SHIFT; + + vma = _install_special_mapping(mm, addr, len, + VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC, + &vdso_text_mapping); + + if (!IS_ERR(vma)) + mm->context.vdso = addr; +} + +static void vdso_write_begin(struct vdso_data *vdata) +{ + ++vdso_data->seq_count; + smp_wmb(); /* Pairs with smp_rmb in vdso_read_retry */ +} + +static void vdso_write_end(struct vdso_data *vdata) +{ + smp_wmb(); /* Pairs with smp_rmb in vdso_read_begin */ + ++vdso_data->seq_count; +} + +static bool tk_is_cntvct(const struct timekeeper *tk) +{ + if (!IS_ENABLED(CONFIG_ARM_ARCH_TIMER)) + return false; + + if (strcmp(tk->tkr_mono.clock->name, "arch_sys_counter") != 0) + return false; + + return true; +} + +/** + * update_vsyscall - update the vdso data page + * + * Increment the sequence counter, making it odd, indicating to + * userspace that an update is in progress. Update the fields used + * for coarse clocks and, if the architected system timer is in use, + * the fields used for high precision clocks. Increment the sequence + * counter again, making it even, indicating to userspace that the + * update is finished. + * + * Userspace is expected to sample seq_count before reading any other + * fields from the data page. If seq_count is odd, userspace is + * expected to wait until it becomes even. After copying data from + * the page, userspace must sample seq_count again; if it has changed + * from its previous value, userspace must retry the whole sequence. + * + * Calls to update_vsyscall are serialized by the timekeeping core. + */ +void update_vsyscall(struct timekeeper *tk) +{ + struct timespec xtime_coarse; + struct timespec64 *wtm = &tk->wall_to_monotonic; + + if (!cntvct_ok) { + /* The entry points have been zeroed, so there is no + * point in updating the data page. + */ + return; + } + + vdso_write_begin(vdso_data); + + xtime_coarse = __current_kernel_time(); + vdso_data->tk_is_cntvct = tk_is_cntvct(tk); + vdso_data->xtime_coarse_sec = xtime_coarse.tv_sec; + vdso_data->xtime_coarse_nsec = xtime_coarse.tv_nsec; + vdso_data->wtm_clock_sec = wtm->tv_sec; + vdso_data->wtm_clock_nsec = wtm->tv_nsec; + + if (vdso_data->tk_is_cntvct) { + vdso_data->cs_cycle_last = tk->tkr_mono.cycle_last; + vdso_data->xtime_clock_sec = tk->xtime_sec; + vdso_data->xtime_clock_snsec = tk->tkr_mono.xtime_nsec; + vdso_data->cs_mult = tk->tkr_mono.mult; + vdso_data->cs_shift = tk->tkr_mono.shift; + vdso_data->cs_mask = tk->tkr_mono.mask; + } + + vdso_write_end(vdso_data); + + flush_dcache_page(virt_to_page(vdso_data)); +} + +void update_vsyscall_tz(void) +{ + vdso_data->tz_minuteswest = sys_tz.tz_minuteswest; + vdso_data->tz_dsttime = sys_tz.tz_dsttime; + flush_dcache_page(virt_to_page(vdso_data)); +} diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index b31aa73..8b60fde 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -11,7 +11,7 @@ #ifdef CONFIG_ARM_KERNMEM_PERMS #include <asm/pgtable.h> #endif - + #define PROC_INFO \ . = ALIGN(4); \ VMLINUX_SYMBOL(__proc_info_begin) = .; \ @@ -23,7 +23,7 @@ VMLINUX_SYMBOL(__idmap_text_start) = .; \ *(.idmap.text) \ VMLINUX_SYMBOL(__idmap_text_end) = .; \ - . = ALIGN(32); \ + . = ALIGN(PAGE_SIZE); \ VMLINUX_SYMBOL(__hyp_idmap_text_start) = .; \ *(.hyp.idmap.text) \ VMLINUX_SYMBOL(__hyp_idmap_text_end) = .; @@ -74,7 +74,7 @@ SECTIONS ARM_EXIT_DISCARD(EXIT_DATA) EXIT_CALL #ifndef CONFIG_MMU - *(.fixup) + *(.text.fixup) *(__ex_table) #endif #ifndef CONFIG_SMP_ON_UP @@ -100,6 +100,7 @@ SECTIONS .text : { /* Real text segment */ _stext = .; /* Text and read-only data */ + IDMAP_TEXT __exception_text_start = .; *(.exception.text) __exception_text_end = .; @@ -108,10 +109,6 @@ SECTIONS SCHED_TEXT LOCK_TEXT KPROBES_TEXT - IDMAP_TEXT -#ifdef CONFIG_MMU - *(.fixup) -#endif *(.gnu.warning) *(.glue_7) *(.glue_7t) @@ -346,8 +343,11 @@ SECTIONS */ ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support") ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined") + /* - * The HYP init code can't be more than a page long. + * The HYP init code can't be more than a page long, + * and should not cross a page boundary. * The above comment applies as well. */ -ASSERT(((__hyp_idmap_text_end - __hyp_idmap_text_start) <= PAGE_SIZE), "HYP init code too big") +ASSERT(__hyp_idmap_text_end - (__hyp_idmap_text_start & PAGE_MASK) <= PAGE_SIZE, + "HYP init code too big or misaligned") diff --git a/arch/arm/kvm/Kconfig b/arch/arm/kvm/Kconfig index 338ace7..f1f79d1 100644 --- a/arch/arm/kvm/Kconfig +++ b/arch/arm/kvm/Kconfig @@ -18,6 +18,7 @@ if VIRTUALIZATION config KVM bool "Kernel-based Virtual Machine (KVM) support" + depends on MMU && OF select PREEMPT_NOTIFIERS select ANON_INODES select HAVE_KVM_CPU_RELAX_INTERCEPT @@ -26,10 +27,12 @@ config KVM select KVM_ARM_HOST select KVM_GENERIC_DIRTYLOG_READ_PROTECT select SRCU - depends on ARM_VIRT_EXT && ARM_LPAE + select MMU_NOTIFIER + select HAVE_KVM_EVENTFD + select HAVE_KVM_IRQFD + depends on ARM_VIRT_EXT && ARM_LPAE && ARM_ARCH_TIMER ---help--- - Support hosting virtualized guest machines. You will also - need to select one or more of the processor modules below. + Support hosting virtualized guest machines. This module provides access to the hardware capabilities through a character device node named /dev/kvm. @@ -37,10 +40,7 @@ config KVM If unsure, say N. config KVM_ARM_HOST - bool "KVM host support for ARM cpus." - depends on KVM - depends on MMU - select MMU_NOTIFIER + bool ---help--- Provides host support for ARM processors. @@ -55,20 +55,4 @@ config KVM_ARM_MAX_VCPUS large, so only choose a reasonable number that you expect to actually use. -config KVM_ARM_VGIC - bool "KVM support for Virtual GIC" - depends on KVM_ARM_HOST && OF - select HAVE_KVM_IRQCHIP - default y - ---help--- - Adds support for a hardware assisted, in-kernel GIC emulation. - -config KVM_ARM_TIMER - bool "KVM support for Architected Timers" - depends on KVM_ARM_VGIC && ARM_ARCH_TIMER - select HAVE_KVM_IRQCHIP - default y - ---help--- - Adds support for the Architected Timers in virtual machines - endif # VIRTUALIZATION diff --git a/arch/arm/kvm/Makefile b/arch/arm/kvm/Makefile index 443b8be..139e46c 100644 --- a/arch/arm/kvm/Makefile +++ b/arch/arm/kvm/Makefile @@ -7,7 +7,7 @@ ifeq ($(plus_virt),+virt) plus_virt_def := -DREQUIRES_VIRT=1 endif -ccflags-y += -Ivirt/kvm -Iarch/arm/kvm +ccflags-y += -Iarch/arm/kvm CFLAGS_arm.o := -I. $(plus_virt_def) CFLAGS_mmu.o := -I. @@ -15,12 +15,12 @@ AFLAGS_init.o := -Wa,-march=armv7-a$(plus_virt) AFLAGS_interrupts.o := -Wa,-march=armv7-a$(plus_virt) KVM := ../../../virt/kvm -kvm-arm-y = $(KVM)/kvm_main.o $(KVM)/coalesced_mmio.o +kvm-arm-y = $(KVM)/kvm_main.o $(KVM)/coalesced_mmio.o $(KVM)/eventfd.o obj-y += kvm-arm.o init.o interrupts.o obj-y += arm.o handle_exit.o guest.o mmu.o emulate.o reset.o obj-y += coproc.o coproc_a15.o coproc_a7.o mmio.o psci.o perf.o -obj-$(CONFIG_KVM_ARM_VGIC) += $(KVM)/arm/vgic.o -obj-$(CONFIG_KVM_ARM_VGIC) += $(KVM)/arm/vgic-v2.o -obj-$(CONFIG_KVM_ARM_VGIC) += $(KVM)/arm/vgic-v2-emul.o -obj-$(CONFIG_KVM_ARM_TIMER) += $(KVM)/arm/arch_timer.o +obj-y += $(KVM)/arm/vgic.o +obj-y += $(KVM)/arm/vgic-v2.o +obj-y += $(KVM)/arm/vgic-v2-emul.o +obj-y += $(KVM)/arm/arch_timer.o diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index 5560f74..6f53645 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -61,8 +61,6 @@ static atomic64_t kvm_vmid_gen = ATOMIC64_INIT(1); static u8 kvm_next_vmid; static DEFINE_SPINLOCK(kvm_vmid_lock); -static bool vgic_present; - static void kvm_arm_set_running_vcpu(struct kvm_vcpu *vcpu) { BUG_ON(preemptible()); @@ -173,8 +171,8 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) int r; switch (ext) { case KVM_CAP_IRQCHIP: - r = vgic_present; - break; + case KVM_CAP_IRQFD: + case KVM_CAP_IOEVENTFD: case KVM_CAP_DEVICE_CTRL: case KVM_CAP_USER_MEMORY: case KVM_CAP_SYNC_MMU: @@ -183,6 +181,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_ARM_PSCI: case KVM_CAP_ARM_PSCI_0_2: case KVM_CAP_READONLY_MEM: + case KVM_CAP_MP_STATE: r = 1; break; case KVM_CAP_COALESCED_MMIO: @@ -268,7 +267,7 @@ void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu) int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu) { - return 0; + return kvm_timer_should_fire(vcpu); } int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) @@ -313,13 +312,29 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu, int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu, struct kvm_mp_state *mp_state) { - return -EINVAL; + if (vcpu->arch.pause) + mp_state->mp_state = KVM_MP_STATE_STOPPED; + else + mp_state->mp_state = KVM_MP_STATE_RUNNABLE; + + return 0; } int kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu, struct kvm_mp_state *mp_state) { - return -EINVAL; + switch (mp_state->mp_state) { + case KVM_MP_STATE_RUNNABLE: + vcpu->arch.pause = false; + break; + case KVM_MP_STATE_STOPPED: + vcpu->arch.pause = true; + break; + default: + return -EINVAL; + } + + return 0; } /** @@ -452,6 +467,11 @@ static int kvm_vcpu_first_run_init(struct kvm_vcpu *vcpu) return 0; } +bool kvm_arch_intc_initialized(struct kvm *kvm) +{ + return vgic_initialized(kvm); +} + static void vcpu_pause(struct kvm_vcpu *vcpu) { wait_queue_head_t *wq = kvm_arch_vcpu_wq(vcpu); @@ -831,8 +851,6 @@ static int kvm_vm_ioctl_set_device_addr(struct kvm *kvm, switch (dev_id) { case KVM_ARM_DEVICE_VGIC_V2: - if (!vgic_present) - return -ENXIO; return kvm_vgic_addr(kvm, type, &dev_addr->addr, true); default: return -ENODEV; @@ -847,10 +865,7 @@ long kvm_arch_vm_ioctl(struct file *filp, switch (ioctl) { case KVM_CREATE_IRQCHIP: { - if (vgic_present) - return kvm_vgic_create(kvm, KVM_DEV_TYPE_ARM_VGIC_V2); - else - return -ENXIO; + return kvm_vgic_create(kvm, KVM_DEV_TYPE_ARM_VGIC_V2); } case KVM_ARM_SET_DEVICE_ADDR: { struct kvm_arm_device_addr dev_addr; @@ -1035,10 +1050,6 @@ static int init_hyp_mode(void) if (err) goto out_free_context; -#ifdef CONFIG_KVM_ARM_VGIC - vgic_present = true; -#endif - /* * Init HYP architected timer support */ diff --git a/arch/arm/kvm/guest.c b/arch/arm/kvm/guest.c index 384bab6..d503fbb 100644 --- a/arch/arm/kvm/guest.c +++ b/arch/arm/kvm/guest.c @@ -109,22 +109,6 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) return -EINVAL; } -#ifndef CONFIG_KVM_ARM_TIMER - -#define NUM_TIMER_REGS 0 - -static int copy_timer_indices(struct kvm_vcpu *vcpu, u64 __user *uindices) -{ - return 0; -} - -static bool is_timer_reg(u64 index) -{ - return false; -} - -#else - #define NUM_TIMER_REGS 3 static bool is_timer_reg(u64 index) @@ -152,8 +136,6 @@ static int copy_timer_indices(struct kvm_vcpu *vcpu, u64 __user *uindices) return 0; } -#endif - static int set_timer_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) { void __user *uaddr = (void __user *)(long)reg->addr; diff --git a/arch/arm/kvm/interrupts_head.S b/arch/arm/kvm/interrupts_head.S index 14d4883..35e4a3a 100644 --- a/arch/arm/kvm/interrupts_head.S +++ b/arch/arm/kvm/interrupts_head.S @@ -402,7 +402,6 @@ vcpu .req r0 @ vcpu pointer always in r0 * Assumes vcpu pointer in vcpu reg */ .macro save_vgic_state -#ifdef CONFIG_KVM_ARM_VGIC /* Get VGIC VCTRL base into r2 */ ldr r2, [vcpu, #VCPU_KVM] ldr r2, [r2, #KVM_VGIC_VCTRL] @@ -460,7 +459,6 @@ ARM_BE8(rev r6, r6 ) subs r4, r4, #1 bne 1b 2: -#endif .endm /* @@ -469,7 +467,6 @@ ARM_BE8(rev r6, r6 ) * Assumes vcpu pointer in vcpu reg */ .macro restore_vgic_state -#ifdef CONFIG_KVM_ARM_VGIC /* Get VGIC VCTRL base into r2 */ ldr r2, [vcpu, #VCPU_KVM] ldr r2, [r2, #KVM_VGIC_VCTRL] @@ -501,7 +498,6 @@ ARM_BE8(rev r6, r6 ) subs r4, r4, #1 bne 1b 2: -#endif .endm #define CNTHCTL_PL1PCTEN (1 << 0) @@ -515,7 +511,6 @@ ARM_BE8(rev r6, r6 ) * Clobbers r2-r5 */ .macro save_timer_state -#ifdef CONFIG_KVM_ARM_TIMER ldr r4, [vcpu, #VCPU_KVM] ldr r2, [r4, #KVM_TIMER_ENABLED] cmp r2, #0 @@ -537,7 +532,6 @@ ARM_BE8(rev r6, r6 ) mcrr p15, 4, r2, r2, c14 @ CNTVOFF 1: -#endif @ Allow physical timer/counter access for the host mrc p15, 4, r2, c14, c1, 0 @ CNTHCTL orr r2, r2, #(CNTHCTL_PL1PCEN | CNTHCTL_PL1PCTEN) @@ -559,7 +553,6 @@ ARM_BE8(rev r6, r6 ) bic r2, r2, #CNTHCTL_PL1PCEN mcr p15, 4, r2, c14, c1, 0 @ CNTHCTL -#ifdef CONFIG_KVM_ARM_TIMER ldr r4, [vcpu, #VCPU_KVM] ldr r2, [r4, #KVM_TIMER_ENABLED] cmp r2, #0 @@ -579,7 +572,6 @@ ARM_BE8(rev r6, r6 ) and r2, r2, #3 mcr p15, 0, r2, c14, c3, 1 @ CNTV_CTL 1: -#endif .endm .equ vmentry, 0 diff --git a/arch/arm/kvm/mmio.c b/arch/arm/kvm/mmio.c index 5d3bfc0..974b1c6 100644 --- a/arch/arm/kvm/mmio.c +++ b/arch/arm/kvm/mmio.c @@ -121,12 +121,11 @@ int kvm_handle_mmio_return(struct kvm_vcpu *vcpu, struct kvm_run *run) return 0; } -static int decode_hsr(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, - struct kvm_exit_mmio *mmio) +static int decode_hsr(struct kvm_vcpu *vcpu, bool *is_write, int *len) { unsigned long rt; - int len; - bool is_write, sign_extend; + int access_size; + bool sign_extend; if (kvm_vcpu_dabt_isextabt(vcpu)) { /* cache operation on I/O addr, tell guest unsupported */ @@ -140,17 +139,15 @@ static int decode_hsr(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, return 1; } - len = kvm_vcpu_dabt_get_as(vcpu); - if (unlikely(len < 0)) - return len; + access_size = kvm_vcpu_dabt_get_as(vcpu); + if (unlikely(access_size < 0)) + return access_size; - is_write = kvm_vcpu_dabt_iswrite(vcpu); + *is_write = kvm_vcpu_dabt_iswrite(vcpu); sign_extend = kvm_vcpu_dabt_issext(vcpu); rt = kvm_vcpu_dabt_get_rd(vcpu); - mmio->is_write = is_write; - mmio->phys_addr = fault_ipa; - mmio->len = len; + *len = access_size; vcpu->arch.mmio_decode.sign_extend = sign_extend; vcpu->arch.mmio_decode.rt = rt; @@ -165,20 +162,20 @@ static int decode_hsr(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, int io_mem_abort(struct kvm_vcpu *vcpu, struct kvm_run *run, phys_addr_t fault_ipa) { - struct kvm_exit_mmio mmio; unsigned long data; unsigned long rt; int ret; + bool is_write; + int len; + u8 data_buf[8]; /* - * Prepare MMIO operation. First stash it in a private - * structure that we can use for in-kernel emulation. If the - * kernel can't handle it, copy it into run->mmio and let user - * space do its magic. + * Prepare MMIO operation. First decode the syndrome data we get + * from the CPU. Then try if some in-kernel emulation feels + * responsible, otherwise let user space do its magic. */ - if (kvm_vcpu_dabt_isvalid(vcpu)) { - ret = decode_hsr(vcpu, fault_ipa, &mmio); + ret = decode_hsr(vcpu, &is_write, &len); if (ret) return ret; } else { @@ -188,21 +185,34 @@ int io_mem_abort(struct kvm_vcpu *vcpu, struct kvm_run *run, rt = vcpu->arch.mmio_decode.rt; - if (mmio.is_write) { - data = vcpu_data_guest_to_host(vcpu, *vcpu_reg(vcpu, rt), - mmio.len); + if (is_write) { + data = vcpu_data_guest_to_host(vcpu, *vcpu_reg(vcpu, rt), len); + + trace_kvm_mmio(KVM_TRACE_MMIO_WRITE, len, fault_ipa, data); + mmio_write_buf(data_buf, len, data); - trace_kvm_mmio(KVM_TRACE_MMIO_WRITE, mmio.len, - fault_ipa, data); - mmio_write_buf(mmio.data, mmio.len, data); + ret = kvm_io_bus_write(vcpu, KVM_MMIO_BUS, fault_ipa, len, + data_buf); } else { - trace_kvm_mmio(KVM_TRACE_MMIO_READ_UNSATISFIED, mmio.len, + trace_kvm_mmio(KVM_TRACE_MMIO_READ_UNSATISFIED, len, fault_ipa, 0); + + ret = kvm_io_bus_read(vcpu, KVM_MMIO_BUS, fault_ipa, len, + data_buf); } - if (vgic_handle_mmio(vcpu, run, &mmio)) + /* Now prepare kvm_run for the potential return to userland. */ + run->mmio.is_write = is_write; + run->mmio.phys_addr = fault_ipa; + run->mmio.len = len; + memcpy(run->mmio.data, data_buf, len); + + if (!ret) { + /* We handled the access successfully in the kernel. */ + kvm_handle_mmio_return(vcpu, run); return 1; + } - kvm_prepare_mmio(run, &mmio); + run->exit_reason = KVM_EXIT_MMIO; return 0; } diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index 3e6859b..1d5accb 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -35,9 +35,9 @@ extern char __hyp_idmap_text_start[], __hyp_idmap_text_end[]; static pgd_t *boot_hyp_pgd; static pgd_t *hyp_pgd; +static pgd_t *merged_hyp_pgd; static DEFINE_MUTEX(kvm_hyp_pgd_mutex); -static void *init_bounce_page; static unsigned long hyp_idmap_start; static unsigned long hyp_idmap_end; static phys_addr_t hyp_idmap_vector; @@ -290,7 +290,7 @@ static void unmap_range(struct kvm *kvm, pgd_t *pgdp, phys_addr_t addr = start, end = start + size; phys_addr_t next; - pgd = pgdp + pgd_index(addr); + pgd = pgdp + kvm_pgd_index(addr); do { next = kvm_pgd_addr_end(addr, end); if (!pgd_none(*pgd)) @@ -355,7 +355,7 @@ static void stage2_flush_memslot(struct kvm *kvm, phys_addr_t next; pgd_t *pgd; - pgd = kvm->arch.pgd + pgd_index(addr); + pgd = kvm->arch.pgd + kvm_pgd_index(addr); do { next = kvm_pgd_addr_end(addr, end); stage2_flush_puds(kvm, pgd, addr, next); @@ -405,9 +405,6 @@ void free_boot_hyp_pgd(void) if (hyp_pgd) unmap_range(NULL, hyp_pgd, TRAMPOLINE_VA, PAGE_SIZE); - free_page((unsigned long)init_bounce_page); - init_bounce_page = NULL; - mutex_unlock(&kvm_hyp_pgd_mutex); } @@ -438,6 +435,11 @@ void free_hyp_pgds(void) free_pages((unsigned long)hyp_pgd, hyp_pgd_order); hyp_pgd = NULL; } + if (merged_hyp_pgd) { + clear_page(merged_hyp_pgd); + free_page((unsigned long)merged_hyp_pgd); + merged_hyp_pgd = NULL; + } mutex_unlock(&kvm_hyp_pgd_mutex); } @@ -632,6 +634,20 @@ int create_hyp_io_mappings(void *from, void *to, phys_addr_t phys_addr) __phys_to_pfn(phys_addr), PAGE_HYP_DEVICE); } +/* Free the HW pgd, one page at a time */ +static void kvm_free_hwpgd(void *hwpgd) +{ + free_pages_exact(hwpgd, kvm_get_hwpgd_size()); +} + +/* Allocate the HW PGD, making sure that each page gets its own refcount */ +static void *kvm_alloc_hwpgd(void) +{ + unsigned int size = kvm_get_hwpgd_size(); + + return alloc_pages_exact(size, GFP_KERNEL | __GFP_ZERO); +} + /** * kvm_alloc_stage2_pgd - allocate level-1 table for stage-2 translation. * @kvm: The KVM struct pointer for the VM. @@ -645,15 +661,31 @@ int create_hyp_io_mappings(void *from, void *to, phys_addr_t phys_addr) */ int kvm_alloc_stage2_pgd(struct kvm *kvm) { - int ret; pgd_t *pgd; + void *hwpgd; if (kvm->arch.pgd != NULL) { kvm_err("kvm_arch already initialized?\n"); return -EINVAL; } + hwpgd = kvm_alloc_hwpgd(); + if (!hwpgd) + return -ENOMEM; + + /* When the kernel uses more levels of page tables than the + * guest, we allocate a fake PGD and pre-populate it to point + * to the next-level page table, which will be the real + * initial page table pointed to by the VTTBR. + * + * When KVM_PREALLOC_LEVEL==2, we allocate a single page for + * the PMD and the kernel will use folded pud. + * When KVM_PREALLOC_LEVEL==1, we allocate 2 consecutive PUD + * pages. + */ if (KVM_PREALLOC_LEVEL > 0) { + int i; + /* * Allocate fake pgd for the page table manipulation macros to * work. This is not used by the hardware and we have no @@ -661,30 +693,32 @@ int kvm_alloc_stage2_pgd(struct kvm *kvm) */ pgd = (pgd_t *)kmalloc(PTRS_PER_S2_PGD * sizeof(pgd_t), GFP_KERNEL | __GFP_ZERO); + + if (!pgd) { + kvm_free_hwpgd(hwpgd); + return -ENOMEM; + } + + /* Plug the HW PGD into the fake one. */ + for (i = 0; i < PTRS_PER_S2_PGD; i++) { + if (KVM_PREALLOC_LEVEL == 1) + pgd_populate(NULL, pgd + i, + (pud_t *)hwpgd + i * PTRS_PER_PUD); + else if (KVM_PREALLOC_LEVEL == 2) + pud_populate(NULL, pud_offset(pgd, 0) + i, + (pmd_t *)hwpgd + i * PTRS_PER_PMD); + } } else { /* * Allocate actual first-level Stage-2 page table used by the * hardware for Stage-2 page table walks. */ - pgd = (pgd_t *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, S2_PGD_ORDER); + pgd = (pgd_t *)hwpgd; } - if (!pgd) - return -ENOMEM; - - ret = kvm_prealloc_hwpgd(kvm, pgd); - if (ret) - goto out_err; - kvm_clean_pgd(pgd); kvm->arch.pgd = pgd; return 0; -out_err: - if (KVM_PREALLOC_LEVEL > 0) - kfree(pgd); - else - free_pages((unsigned long)pgd, S2_PGD_ORDER); - return ret; } /** @@ -785,11 +819,10 @@ void kvm_free_stage2_pgd(struct kvm *kvm) return; unmap_stage2_range(kvm, 0, KVM_PHYS_SIZE); - kvm_free_hwpgd(kvm); + kvm_free_hwpgd(kvm_get_hwpgd(kvm)); if (KVM_PREALLOC_LEVEL > 0) kfree(kvm->arch.pgd); - else - free_pages((unsigned long)kvm->arch.pgd, S2_PGD_ORDER); + kvm->arch.pgd = NULL; } @@ -799,7 +832,7 @@ static pud_t *stage2_get_pud(struct kvm *kvm, struct kvm_mmu_memory_cache *cache pgd_t *pgd; pud_t *pud; - pgd = kvm->arch.pgd + pgd_index(addr); + pgd = kvm->arch.pgd + kvm_pgd_index(addr); if (WARN_ON(pgd_none(*pgd))) { if (!cache) return NULL; @@ -1089,7 +1122,7 @@ static void stage2_wp_range(struct kvm *kvm, phys_addr_t addr, phys_addr_t end) pgd_t *pgd; phys_addr_t next; - pgd = kvm->arch.pgd + pgd_index(addr); + pgd = kvm->arch.pgd + kvm_pgd_index(addr); do { /* * Release kvm_mmu_lock periodically if the memory region is @@ -1299,10 +1332,51 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, out_unlock: spin_unlock(&kvm->mmu_lock); + kvm_set_pfn_accessed(pfn); kvm_release_pfn_clean(pfn); return ret; } +/* + * Resolve the access fault by making the page young again. + * Note that because the faulting entry is guaranteed not to be + * cached in the TLB, we don't need to invalidate anything. + */ +static void handle_access_fault(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa) +{ + pmd_t *pmd; + pte_t *pte; + pfn_t pfn; + bool pfn_valid = false; + + trace_kvm_access_fault(fault_ipa); + + spin_lock(&vcpu->kvm->mmu_lock); + + pmd = stage2_get_pmd(vcpu->kvm, NULL, fault_ipa); + if (!pmd || pmd_none(*pmd)) /* Nothing there */ + goto out; + + if (kvm_pmd_huge(*pmd)) { /* THP, HugeTLB */ + *pmd = pmd_mkyoung(*pmd); + pfn = pmd_pfn(*pmd); + pfn_valid = true; + goto out; + } + + pte = pte_offset_kernel(pmd, fault_ipa); + if (pte_none(*pte)) /* Nothing there either */ + goto out; + + *pte = pte_mkyoung(*pte); /* Just a page... */ + pfn = pte_pfn(*pte); + pfn_valid = true; +out: + spin_unlock(&vcpu->kvm->mmu_lock); + if (pfn_valid) + kvm_set_pfn_accessed(pfn); +} + /** * kvm_handle_guest_abort - handles all 2nd stage aborts * @vcpu: the VCPU pointer @@ -1333,7 +1407,8 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run) /* Check the stage-2 fault is trans. fault or write fault */ fault_status = kvm_vcpu_trap_get_fault_type(vcpu); - if (fault_status != FSC_FAULT && fault_status != FSC_PERM) { + if (fault_status != FSC_FAULT && fault_status != FSC_PERM && + fault_status != FSC_ACCESS) { kvm_err("Unsupported FSC: EC=%#x xFSC=%#lx ESR_EL2=%#lx\n", kvm_vcpu_trap_get_class(vcpu), (unsigned long)kvm_vcpu_trap_get_fault(vcpu), @@ -1369,6 +1444,12 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run) /* Userspace should not be able to register out-of-bounds IPAs */ VM_BUG_ON(fault_ipa >= KVM_PHYS_SIZE); + if (fault_status == FSC_ACCESS) { + handle_access_fault(vcpu, fault_ipa); + ret = 1; + goto out_unlock; + } + ret = user_mem_abort(vcpu, fault_ipa, memslot, hva, fault_status); if (ret == 0) ret = 1; @@ -1377,15 +1458,16 @@ out_unlock: return ret; } -static void handle_hva_to_gpa(struct kvm *kvm, - unsigned long start, - unsigned long end, - void (*handler)(struct kvm *kvm, - gpa_t gpa, void *data), - void *data) +static int handle_hva_to_gpa(struct kvm *kvm, + unsigned long start, + unsigned long end, + int (*handler)(struct kvm *kvm, + gpa_t gpa, void *data), + void *data) { struct kvm_memslots *slots; struct kvm_memory_slot *memslot; + int ret = 0; slots = kvm_memslots(kvm); @@ -1409,14 +1491,17 @@ static void handle_hva_to_gpa(struct kvm *kvm, for (; gfn < gfn_end; ++gfn) { gpa_t gpa = gfn << PAGE_SHIFT; - handler(kvm, gpa, data); + ret |= handler(kvm, gpa, data); } } + + return ret; } -static void kvm_unmap_hva_handler(struct kvm *kvm, gpa_t gpa, void *data) +static int kvm_unmap_hva_handler(struct kvm *kvm, gpa_t gpa, void *data) { unmap_stage2_range(kvm, gpa, PAGE_SIZE); + return 0; } int kvm_unmap_hva(struct kvm *kvm, unsigned long hva) @@ -1442,7 +1527,7 @@ int kvm_unmap_hva_range(struct kvm *kvm, return 0; } -static void kvm_set_spte_handler(struct kvm *kvm, gpa_t gpa, void *data) +static int kvm_set_spte_handler(struct kvm *kvm, gpa_t gpa, void *data) { pte_t *pte = (pte_t *)data; @@ -1454,6 +1539,7 @@ static void kvm_set_spte_handler(struct kvm *kvm, gpa_t gpa, void *data) * through this calling path. */ stage2_set_pte(kvm, NULL, gpa, pte, 0); + return 0; } @@ -1470,6 +1556,67 @@ void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte) handle_hva_to_gpa(kvm, hva, end, &kvm_set_spte_handler, &stage2_pte); } +static int kvm_age_hva_handler(struct kvm *kvm, gpa_t gpa, void *data) +{ + pmd_t *pmd; + pte_t *pte; + + pmd = stage2_get_pmd(kvm, NULL, gpa); + if (!pmd || pmd_none(*pmd)) /* Nothing there */ + return 0; + + if (kvm_pmd_huge(*pmd)) { /* THP, HugeTLB */ + if (pmd_young(*pmd)) { + *pmd = pmd_mkold(*pmd); + return 1; + } + + return 0; + } + + pte = pte_offset_kernel(pmd, gpa); + if (pte_none(*pte)) + return 0; + + if (pte_young(*pte)) { + *pte = pte_mkold(*pte); /* Just a page... */ + return 1; + } + + return 0; +} + +static int kvm_test_age_hva_handler(struct kvm *kvm, gpa_t gpa, void *data) +{ + pmd_t *pmd; + pte_t *pte; + + pmd = stage2_get_pmd(kvm, NULL, gpa); + if (!pmd || pmd_none(*pmd)) /* Nothing there */ + return 0; + + if (kvm_pmd_huge(*pmd)) /* THP, HugeTLB */ + return pmd_young(*pmd); + + pte = pte_offset_kernel(pmd, gpa); + if (!pte_none(*pte)) /* Just a page... */ + return pte_young(*pte); + + return 0; +} + +int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end) +{ + trace_kvm_age_hva(start, end); + return handle_hva_to_gpa(kvm, start, end, kvm_age_hva_handler, NULL); +} + +int kvm_test_age_hva(struct kvm *kvm, unsigned long hva) +{ + trace_kvm_test_age_hva(hva); + return handle_hva_to_gpa(kvm, hva, hva, kvm_test_age_hva_handler, NULL); +} + void kvm_mmu_free_memory_caches(struct kvm_vcpu *vcpu) { mmu_free_memory_cache(&vcpu->arch.mmu_page_cache); @@ -1477,12 +1624,18 @@ void kvm_mmu_free_memory_caches(struct kvm_vcpu *vcpu) phys_addr_t kvm_mmu_get_httbr(void) { - return virt_to_phys(hyp_pgd); + if (__kvm_cpu_uses_extended_idmap()) + return virt_to_phys(merged_hyp_pgd); + else + return virt_to_phys(hyp_pgd); } phys_addr_t kvm_mmu_get_boot_httbr(void) { - return virt_to_phys(boot_hyp_pgd); + if (__kvm_cpu_uses_extended_idmap()) + return virt_to_phys(merged_hyp_pgd); + else + return virt_to_phys(boot_hyp_pgd); } phys_addr_t kvm_get_idmap_vector(void) @@ -1498,39 +1651,11 @@ int kvm_mmu_init(void) hyp_idmap_end = kvm_virt_to_phys(__hyp_idmap_text_end); hyp_idmap_vector = kvm_virt_to_phys(__kvm_hyp_init); - if ((hyp_idmap_start ^ hyp_idmap_end) & PAGE_MASK) { - /* - * Our init code is crossing a page boundary. Allocate - * a bounce page, copy the code over and use that. - */ - size_t len = __hyp_idmap_text_end - __hyp_idmap_text_start; - phys_addr_t phys_base; - - init_bounce_page = (void *)__get_free_page(GFP_KERNEL); - if (!init_bounce_page) { - kvm_err("Couldn't allocate HYP init bounce page\n"); - err = -ENOMEM; - goto out; - } - - memcpy(init_bounce_page, __hyp_idmap_text_start, len); - /* - * Warning: the code we just copied to the bounce page - * must be flushed to the point of coherency. - * Otherwise, the data may be sitting in L2, and HYP - * mode won't be able to observe it as it runs with - * caches off at that point. - */ - kvm_flush_dcache_to_poc(init_bounce_page, len); - - phys_base = kvm_virt_to_phys(init_bounce_page); - hyp_idmap_vector += phys_base - hyp_idmap_start; - hyp_idmap_start = phys_base; - hyp_idmap_end = phys_base + len; - - kvm_info("Using HYP init bounce page @%lx\n", - (unsigned long)phys_base); - } + /* + * We rely on the linker script to ensure at build time that the HYP + * init code does not cross a page boundary. + */ + BUG_ON((hyp_idmap_start ^ (hyp_idmap_end - 1)) & PAGE_MASK); hyp_pgd = (pgd_t *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, hyp_pgd_order); boot_hyp_pgd = (pgd_t *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, hyp_pgd_order); @@ -1553,6 +1678,17 @@ int kvm_mmu_init(void) goto out; } + if (__kvm_cpu_uses_extended_idmap()) { + merged_hyp_pgd = (pgd_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO); + if (!merged_hyp_pgd) { + kvm_err("Failed to allocate extra HYP pgd\n"); + goto out; + } + __kvm_extend_hypmap(boot_hyp_pgd, hyp_pgd, merged_hyp_pgd, + hyp_idmap_start); + return 0; + } + /* Map the very same page at the trampoline VA */ err = __create_hyp_mappings(boot_hyp_pgd, TRAMPOLINE_VA, TRAMPOLINE_VA + PAGE_SIZE, diff --git a/arch/arm/kvm/trace.h b/arch/arm/kvm/trace.h index 6817664..0ec3539 100644 --- a/arch/arm/kvm/trace.h +++ b/arch/arm/kvm/trace.h @@ -68,6 +68,21 @@ TRACE_EVENT(kvm_guest_fault, __entry->hxfar, __entry->vcpu_pc) ); +TRACE_EVENT(kvm_access_fault, + TP_PROTO(unsigned long ipa), + TP_ARGS(ipa), + + TP_STRUCT__entry( + __field( unsigned long, ipa ) + ), + + TP_fast_assign( + __entry->ipa = ipa; + ), + + TP_printk("IPA: %lx", __entry->ipa) +); + TRACE_EVENT(kvm_irq_line, TP_PROTO(unsigned int type, int vcpu_idx, int irq_num, int level), TP_ARGS(type, vcpu_idx, irq_num, level), @@ -210,6 +225,39 @@ TRACE_EVENT(kvm_set_spte_hva, TP_printk("mmu notifier set pte hva: %#08lx", __entry->hva) ); +TRACE_EVENT(kvm_age_hva, + TP_PROTO(unsigned long start, unsigned long end), + TP_ARGS(start, end), + + TP_STRUCT__entry( + __field( unsigned long, start ) + __field( unsigned long, end ) + ), + + TP_fast_assign( + __entry->start = start; + __entry->end = end; + ), + + TP_printk("mmu notifier age hva: %#08lx -- %#08lx", + __entry->start, __entry->end) +); + +TRACE_EVENT(kvm_test_age_hva, + TP_PROTO(unsigned long hva), + TP_ARGS(hva), + + TP_STRUCT__entry( + __field( unsigned long, hva ) + ), + + TP_fast_assign( + __entry->hva = hva; + ), + + TP_printk("mmu notifier test age hva: %#08lx", __entry->hva) +); + TRACE_EVENT(kvm_hvc, TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm), TP_ARGS(vcpu_pc, r0, imm), diff --git a/arch/arm/lib/clear_user.S b/arch/arm/lib/clear_user.S index 14a0d98..1710fd7 100644 --- a/arch/arm/lib/clear_user.S +++ b/arch/arm/lib/clear_user.S @@ -47,7 +47,7 @@ USER( strnebt r2, [r0]) ENDPROC(__clear_user) ENDPROC(__clear_user_std) - .pushsection .fixup,"ax" + .pushsection .text.fixup,"ax" .align 0 9001: ldmfd sp!, {r0, pc} .popsection diff --git a/arch/arm/lib/copy_to_user.S b/arch/arm/lib/copy_to_user.S index a9d3db1..9648b06 100644 --- a/arch/arm/lib/copy_to_user.S +++ b/arch/arm/lib/copy_to_user.S @@ -100,7 +100,7 @@ WEAK(__copy_to_user) ENDPROC(__copy_to_user) ENDPROC(__copy_to_user_std) - .pushsection .fixup,"ax" + .pushsection .text.fixup,"ax" .align 0 copy_abort_preamble ldmfd sp!, {r1, r2, r3} diff --git a/arch/arm/lib/csumpartialcopyuser.S b/arch/arm/lib/csumpartialcopyuser.S index 7d08b43..1d0957e 100644 --- a/arch/arm/lib/csumpartialcopyuser.S +++ b/arch/arm/lib/csumpartialcopyuser.S @@ -68,7 +68,7 @@ * so properly, we would have to add in whatever registers were loaded before * the fault, which, with the current asm above is not predictable. */ - .pushsection .fixup,"ax" + .pushsection .text.fixup,"ax" .align 4 9001: mov r4, #-EFAULT ldr r5, [sp, #8*4] @ *err_ptr diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c index 312d43e..8044591 100644 --- a/arch/arm/lib/delay.c +++ b/arch/arm/lib/delay.c @@ -83,6 +83,12 @@ void __init register_current_timer_delay(const struct delay_timer *timer) NSEC_PER_SEC, 3600); res = cyc_to_ns(1ULL, new_mult, new_shift); + if (res > 1000) { + pr_err("Ignoring delay timer %ps, which has insufficient resolution of %lluns\n", + timer, res); + return; + } + if (!delay_calibrated && (!delay_res || (res < delay_res))) { pr_info("Switching to timer-based delay loop, resolution %lluns\n", res); delay_timer = timer; diff --git a/arch/arm/mach-alpine/Kconfig b/arch/arm/mach-alpine/Kconfig new file mode 100644 index 0000000..2c44b93 --- /dev/null +++ b/arch/arm/mach-alpine/Kconfig @@ -0,0 +1,12 @@ +config ARCH_ALPINE + bool "Annapurna Labs Alpine platform" if ARCH_MULTI_V7 + select ARM_AMBA + select ARM_GIC + select GENERIC_IRQ_CHIP + select HAVE_ARM_ARCH_TIMER + select HAVE_SMP + select MFD_SYSCON + select PCI + select PCI_HOST_GENERIC + help + This enables support for the Annapurna Labs Alpine V1 boards. diff --git a/arch/arm/mach-alpine/Makefile b/arch/arm/mach-alpine/Makefile new file mode 100644 index 0000000..b667489 --- /dev/null +++ b/arch/arm/mach-alpine/Makefile @@ -0,0 +1,2 @@ +obj-y += alpine_machine.o +obj-$(CONFIG_SMP) += platsmp.o alpine_cpu_pm.o diff --git a/arch/arm/mach-alpine/alpine_cpu_pm.c b/arch/arm/mach-alpine/alpine_cpu_pm.c new file mode 100644 index 0000000..121c77c --- /dev/null +++ b/arch/arm/mach-alpine/alpine_cpu_pm.c @@ -0,0 +1,70 @@ +/* + * Low-level power-management support for Alpine platform. + * + * Copyright (C) 2015 Annapurna Labs Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/io.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/regmap.h> +#include <linux/mfd/syscon.h> + +#include "alpine_cpu_pm.h" +#include "alpine_cpu_resume.h" + +/* NB registers */ +#define AL_SYSFAB_POWER_CONTROL(cpu) (0x2000 + (cpu)*0x100 + 0x20) + +static struct regmap *al_sysfabric; +static struct al_cpu_resume_regs __iomem *al_cpu_resume_regs; +static int wakeup_supported; + +int alpine_cpu_wakeup(unsigned int phys_cpu, uint32_t phys_resume_addr) +{ + if (!wakeup_supported) + return -ENOSYS; + + /* + * Set CPU resume address - + * secure firmware running on boot will jump to this address + * after setting proper CPU mode, and initialiing e.g. secure + * regs (the same mode all CPUs are booted to - usually HYP) + */ + writel(phys_resume_addr, + &al_cpu_resume_regs->per_cpu[phys_cpu].resume_addr); + + /* Power-up the CPU */ + regmap_write(al_sysfabric, AL_SYSFAB_POWER_CONTROL(phys_cpu), 0); + + return 0; +} + +void __init alpine_cpu_pm_init(void) +{ + struct device_node *np; + uint32_t watermark; + + al_sysfabric = syscon_regmap_lookup_by_compatible("al,alpine-sysfabric-service"); + + np = of_find_compatible_node(NULL, NULL, "al,alpine-cpu-resume"); + al_cpu_resume_regs = of_iomap(np, 0); + + wakeup_supported = !IS_ERR(al_sysfabric) && al_cpu_resume_regs; + + if (wakeup_supported) { + watermark = readl(&al_cpu_resume_regs->watermark); + wakeup_supported = (watermark & AL_CPU_RESUME_MAGIC_NUM_MASK) + == AL_CPU_RESUME_MAGIC_NUM; + } +} diff --git a/arch/arm/mach-at91/include/mach/io.h b/arch/arm/mach-alpine/alpine_cpu_pm.h index 2d9ca04..5179e69 100644 --- a/arch/arm/mach-at91/include/mach/io.h +++ b/arch/arm/mach-alpine/alpine_cpu_pm.h @@ -1,7 +1,7 @@ /* - * arch/arm/mach-at91/include/mach/io.h + * Low-level power-management support for Alpine platform. * - * Copyright (C) 2003 SAN People + * Copyright (C) 2015 Annapurna Labs Ltd. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -12,16 +12,15 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#ifndef __ASM_ARCH_IO_H -#define __ASM_ARCH_IO_H +#ifndef __ALPINE_CPU_PM_H__ +#define __ALPINE_CPU_PM_H__ + +/* Alpine CPU Power Management Services Initialization */ +void alpine_cpu_pm_init(void); -#define IO_SPACE_LIMIT 0xFFFFFFFF -#define __io(a) __typesafe_io(a) +/* Wake-up a CPU */ +int alpine_cpu_wakeup(unsigned int phys_cpu, uint32_t phys_resume_addr); -#endif +#endif /* __ALPINE_CPU_PM_H__ */ diff --git a/arch/arm/mach-alpine/alpine_cpu_resume.h b/arch/arm/mach-alpine/alpine_cpu_resume.h new file mode 100644 index 0000000..c80150c --- /dev/null +++ b/arch/arm/mach-alpine/alpine_cpu_resume.h @@ -0,0 +1,38 @@ +/* + * Annapurna labs cpu-resume register structure. + * + * Copyright (C) 2015 Annapurna Labs Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef ALPINE_CPU_RESUME_H_ +#define ALPINE_CPU_RESUME_H_ + +/* Per-cpu regs */ +struct al_cpu_resume_regs_per_cpu { + uint32_t flags; + uint32_t resume_addr; +}; + +/* general regs */ +struct al_cpu_resume_regs { + /* Watermark for validating the CPU resume struct */ + uint32_t watermark; + uint32_t flags; + struct al_cpu_resume_regs_per_cpu per_cpu[]; +}; + +/* The expected magic number for validating the resume addresses */ +#define AL_CPU_RESUME_MAGIC_NUM 0xf0e1d200 +#define AL_CPU_RESUME_MAGIC_NUM_MASK 0xffffff00 + +#endif /* ALPINE_CPU_RESUME_H_ */ diff --git a/arch/arm/mach-alpine/alpine_machine.c b/arch/arm/mach-alpine/alpine_machine.c new file mode 100644 index 0000000..b8e2145 --- /dev/null +++ b/arch/arm/mach-alpine/alpine_machine.c @@ -0,0 +1,28 @@ +/* + * Machine declaration for Alpine platforms. + * + * Copyright (C) 2015 Annapurna Labs Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/of_platform.h> + +#include <asm/mach/arch.h> + +static const char * const al_match[] __initconst = { + "al,alpine", + NULL, +}; + +DT_MACHINE_START(AL_DT, "Annapurna Labs Alpine") + .dt_compat = al_match, +MACHINE_END diff --git a/arch/arm/mach-alpine/platsmp.c b/arch/arm/mach-alpine/platsmp.c new file mode 100644 index 0000000..f78429f --- /dev/null +++ b/arch/arm/mach-alpine/platsmp.c @@ -0,0 +1,49 @@ +/* + * SMP operations for Alpine platform. + * + * Copyright (C) 2015 Annapurna Labs Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/io.h> +#include <linux/of.h> + +#include <asm/smp_plat.h> + +#include "alpine_cpu_pm.h" + +static int alpine_boot_secondary(unsigned int cpu, struct task_struct *idle) +{ + phys_addr_t addr; + + addr = virt_to_phys(secondary_startup); + + if (addr > (phys_addr_t)(uint32_t)(-1)) { + pr_err("FAIL: resume address over 32bit (%pa)", &addr); + return -EINVAL; + } + + return alpine_cpu_wakeup(cpu_logical_map(cpu), (uint32_t)addr); +} + +static void __init alpine_smp_prepare_cpus(unsigned int max_cpus) +{ + alpine_cpu_pm_init(); +} + +static struct smp_operations alpine_smp_ops __initdata = { + .smp_prepare_cpus = alpine_smp_prepare_cpus, + .smp_boot_secondary = alpine_boot_secondary, +}; +CPU_METHOD_OF_DECLARE(alpine_smp, "al,alpine-smp", &alpine_smp_ops); diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index c74a443..4da6bae 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -24,7 +24,7 @@ config SOC_SAMA5 select GENERIC_CLOCKEVENTS select MEMORY select ATMEL_SDRAMC - select PHYLIB if NETDEVICES + select SRAM if PM menu "Atmel AT91 System-on-Chip" @@ -81,6 +81,8 @@ config SOC_AT91RM9200 select CPU_ARM920T select GENERIC_CLOCKEVENTS select HAVE_AT91_USB_CLK + select MIGHT_HAVE_PCI + select SRAM if PM config SOC_AT91SAM9 bool "AT91SAM9" @@ -94,6 +96,7 @@ config SOC_AT91SAM9 select HAVE_AT91_UTMI select HAVE_FB_ATMEL select MEMORY + select SRAM if PM help Select this if you are using one of those Atmel SoC: AT91SAM9260 @@ -116,20 +119,6 @@ endif # SOC_SAM_V4_V5 comment "AT91 Feature Selections" -config AT91_SLOW_CLOCK - bool "Suspend-to-RAM disables main oscillator" - select SRAM - depends on SUSPEND - help - Select this if you want Suspend-to-RAM to save the most power - possible (without powering off the CPU) by disabling the PLLs - and main oscillator so that only the 32 KiHz clock is available. - - When only that slow-clock is available, some peripherals lose - functionality. Many can't issue wakeup events unless faster - clocks are available. Some lose their operating state and - need to be completely re-initialized. - config AT91_TIMER_HZ int "Kernel HZ (jiffies per second)" range 32 1024 diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index 827fdbc..ea54c98 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -2,7 +2,7 @@ # Makefile for the linux kernel. # -obj-y := setup.o +obj-y := soc.o obj-$(CONFIG_SOC_AT91SAM9) += sam9_smc.o @@ -13,7 +13,7 @@ obj-$(CONFIG_SOC_SAMA5) += sama5.o # Power Management obj-$(CONFIG_PM) += pm.o -obj-$(CONFIG_AT91_SLOW_CLOCK) += pm_slowclock.o +obj-$(CONFIG_PM) += pm_suspend.o ifeq ($(CONFIG_PM_DEBUG),y) CFLAGS_pm.o += -DDEBUG diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c index 8fcfb70..bfc9aed 100644 --- a/arch/arm/mach-at91/at91rm9200.c +++ b/arch/arm/mach-at91/at91rm9200.c @@ -8,25 +8,22 @@ * Licensed under GPLv2 or later. */ -#include <linux/types.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/gpio.h> +#include <linux/clk-provider.h> #include <linux/of.h> -#include <linux/of_irq.h> #include <linux/of_platform.h> -#include <linux/clk-provider.h> -#include <asm/setup.h> -#include <asm/irq.h> #include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> #include <asm/system_misc.h> #include <mach/at91_st.h> #include "generic.h" +#include "soc.h" + +static const struct at91_soc rm9200_socs[] = { + AT91_SOC(AT91RM9200_CIDR_MATCH, 0, "at91rm9200 BGA", "at91rm9200"), + { /* sentinel */ }, +}; static void at91rm9200_restart(enum reboot_mode reboot_mode, const char *cmd) { @@ -45,15 +42,20 @@ static void __init at91rm9200_dt_timer_init(void) static void __init at91rm9200_dt_device_init(void) { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + struct soc_device *soc; + struct device *soc_dev = NULL; + + soc = at91_soc_init(rm9200_socs); + if (soc != NULL) + soc_dev = soc_device_to_device(soc); + + of_platform_populate(NULL, of_default_bus_match_table, NULL, soc_dev); arm_pm_idle = at91rm9200_idle; arm_pm_restart = at91rm9200_restart; at91rm9200_pm_init(); } - - static const char *at91rm9200_dt_board_compat[] __initconst = { "atmel,at91rm9200", NULL @@ -61,7 +63,6 @@ static const char *at91rm9200_dt_board_compat[] __initconst = { DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200") .init_time = at91rm9200_dt_timer_init, - .map_io = at91_map_io, .init_machine = at91rm9200_dt_device_init, .dt_compat = at91rm9200_dt_board_compat, MACHINE_END diff --git a/arch/arm/mach-at91/at91sam9.c b/arch/arm/mach-at91/at91sam9.c index 56e3ba7..e47a209 100644 --- a/arch/arm/mach-at91/at91sam9.c +++ b/arch/arm/mach-at91/at91sam9.c @@ -7,29 +7,68 @@ * Licensed under GPLv2 or later. */ -#include <linux/types.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/gpio.h> #include <linux/of.h> -#include <linux/of_irq.h> #include <linux/of_platform.h> -#include <linux/clk-provider.h> -#include <asm/system_misc.h> -#include <asm/setup.h> -#include <asm/irq.h> #include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> +#include <asm/system_misc.h> #include "generic.h" +#include "soc.h" -static void __init at91sam9_dt_device_init(void) +static const struct at91_soc at91sam9_socs[] = { + AT91_SOC(AT91SAM9260_CIDR_MATCH, 0, "at91sam9260", NULL), + AT91_SOC(AT91SAM9261_CIDR_MATCH, 0, "at91sam9261", NULL), + AT91_SOC(AT91SAM9263_CIDR_MATCH, 0, "at91sam9263", NULL), + AT91_SOC(AT91SAM9G20_CIDR_MATCH, 0, "at91sam9g20", NULL), + AT91_SOC(AT91SAM9RL64_CIDR_MATCH, 0, "at91sam9rl64", NULL), + AT91_SOC(AT91SAM9G45_CIDR_MATCH, AT91SAM9M11_EXID_MATCH, + "at91sam9m11", "at91sam9g45"), + AT91_SOC(AT91SAM9G45_CIDR_MATCH, AT91SAM9M10_EXID_MATCH, + "at91sam9m10", "at91sam9g45"), + AT91_SOC(AT91SAM9G45_CIDR_MATCH, AT91SAM9G46_EXID_MATCH, + "at91sam9g46", "at91sam9g45"), + AT91_SOC(AT91SAM9G45_CIDR_MATCH, AT91SAM9G45_EXID_MATCH, + "at91sam9g45", "at91sam9g45"), + AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9G15_EXID_MATCH, + "at91sam9g15", "at91sam9x5"), + AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9G35_EXID_MATCH, + "at91sam9g35", "at91sam9x5"), + AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9X35_EXID_MATCH, + "at91sam9x35", "at91sam9x5"), + AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9G25_EXID_MATCH, + "at91sam9g25", "at91sam9x5"), + AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9X25_EXID_MATCH, + "at91sam9x25", "at91sam9x5"), + AT91_SOC(AT91SAM9N12_CIDR_MATCH, AT91SAM9CN12_EXID_MATCH, + "at91sam9cn12", "at91sam9n12"), + AT91_SOC(AT91SAM9N12_CIDR_MATCH, AT91SAM9N12_EXID_MATCH, + "at91sam9n12", "at91sam9n12"), + AT91_SOC(AT91SAM9N12_CIDR_MATCH, AT91SAM9CN11_EXID_MATCH, + "at91sam9cn11", "at91sam9n12"), + AT91_SOC(AT91SAM9XE128_CIDR_MATCH, 0, "at91sam9xe128", "at91sam9xe128"), + AT91_SOC(AT91SAM9XE256_CIDR_MATCH, 0, "at91sam9xe256", "at91sam9xe256"), + AT91_SOC(AT91SAM9XE512_CIDR_MATCH, 0, "at91sam9xe512", "at91sam9xe512"), + { /* sentinel */ }, +}; + +static void __init at91sam9_common_init(void) { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + struct soc_device *soc; + struct device *soc_dev = NULL; + + soc = at91_soc_init(at91sam9_socs); + if (soc != NULL) + soc_dev = soc_device_to_device(soc); + + of_platform_populate(NULL, of_default_bus_match_table, NULL, soc_dev); arm_pm_idle = at91sam9_idle; +} + +static void __init at91sam9_dt_device_init(void) +{ + at91sam9_common_init(); at91sam9260_pm_init(); } @@ -40,16 +79,13 @@ static const char *at91_dt_board_compat[] __initconst = { DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM9") /* Maintainer: Atmel */ - .map_io = at91_map_io, .init_machine = at91sam9_dt_device_init, .dt_compat = at91_dt_board_compat, MACHINE_END static void __init at91sam9g45_dt_device_init(void) { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); - - arm_pm_idle = at91sam9_idle; + at91sam9_common_init(); at91sam9g45_pm_init(); } @@ -60,16 +96,13 @@ static const char *at91sam9g45_board_compat[] __initconst = { DT_MACHINE_START(at91sam9g45_dt, "Atmel AT91SAM9G45") /* Maintainer: Atmel */ - .map_io = at91_map_io, .init_machine = at91sam9g45_dt_device_init, .dt_compat = at91sam9g45_board_compat, MACHINE_END static void __init at91sam9x5_dt_device_init(void) { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); - - arm_pm_idle = at91sam9_idle; + at91sam9_common_init(); at91sam9x5_pm_init(); } @@ -81,7 +114,6 @@ static const char *at91sam9x5_board_compat[] __initconst = { DT_MACHINE_START(at91sam9x5_dt, "Atmel AT91SAM9") /* Maintainer: Atmel */ - .map_io = at91_map_io, .init_machine = at91sam9x5_dt_device_init, .dt_compat = at91sam9x5_board_compat, MACHINE_END diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index 583369f..2b396c4 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -25,10 +25,6 @@ extern void at91rm9200_timer_init(void); extern void at91rm9200_idle(void); extern void at91sam9_idle(void); -/* Matrix */ -extern void at91_ioremap_matrix(u32 base_addr); - - #ifdef CONFIG_PM extern void __init at91rm9200_pm_init(void); extern void __init at91sam9260_pm_init(void); diff --git a/arch/arm/mach-at91/include/mach/at91_matrix.h b/arch/arm/mach-at91/include/mach/at91_matrix.h deleted file mode 100644 index f8996c9..0000000 --- a/arch/arm/mach-at91/include/mach/at91_matrix.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> - * - * Under GPLv2 - */ - -#ifndef __MACH_AT91_MATRIX_H__ -#define __MACH_AT91_MATRIX_H__ - -#ifndef __ASSEMBLY__ -extern void __iomem *at91_matrix_base; - -#define at91_matrix_read(field) \ - __raw_readl(at91_matrix_base + field) - -#define at91_matrix_write(field, value) \ - __raw_writel(value, at91_matrix_base + field) - -#else -.extern at91_matrix_base -#endif - -#endif /* __MACH_AT91_MATRIX_H__ */ diff --git a/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h deleted file mode 100644 index f459df4..0000000 --- a/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/at91sam9260_matrix.h - * - * Copyright (C) 2007 Atmel Corporation. - * - * Memory Controllers (MATRIX, EBI) - System peripherals registers. - * Based on AT91SAM9260 datasheet revision B. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef AT91SAM9260_MATRIX_H -#define AT91SAM9260_MATRIX_H - -#define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */ -#define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */ -#define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */ -#define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */ -#define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */ -#define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */ -#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */ -#define AT91_MATRIX_ULBT_INFINITE (0 << 0) -#define AT91_MATRIX_ULBT_SINGLE (1 << 0) -#define AT91_MATRIX_ULBT_FOUR (2 << 0) -#define AT91_MATRIX_ULBT_EIGHT (3 << 0) -#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0) - -#define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */ -#define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */ -#define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */ -#define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */ -#define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */ -#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */ -#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */ -#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16) -#define AT91_MATRIX_FIXED_DEFMSTR (7 << 18) /* Fixed Index of Default Master */ -#define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */ -#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24) -#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24) - -#define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */ -#define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */ -#define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */ -#define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */ -#define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */ -#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */ -#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */ -#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */ -#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */ -#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */ -#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */ - -#define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */ -#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */ -#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ - -#define AT91_MATRIX_EBICSA 0x11C /* EBI Chip Select Assignment Register */ -#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_CS1A_SMC (0 << 1) -#define AT91_MATRIX_CS1A_SDRAMC (1 << 1) -#define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */ -#define AT91_MATRIX_CS3A_SMC (0 << 3) -#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3) -#define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */ -#define AT91_MATRIX_CS4A_SMC (0 << 4) -#define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4) -#define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */ -#define AT91_MATRIX_CS5A_SMC (0 << 5) -#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5) -#define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ -#define AT91_MATRIX_VDDIOMSEL (1 << 16) /* Memory voltage selection */ -#define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16) -#define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16) - -#endif diff --git a/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h deleted file mode 100644 index a50cdf8..0000000 --- a/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/at91sam9261_matrix.h - * - * Copyright (C) 2007 Atmel Corporation. - * - * Memory Controllers (MATRIX, EBI) - System peripherals registers. - * Based on AT91SAM9261 datasheet revision D. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef AT91SAM9261_MATRIX_H -#define AT91SAM9261_MATRIX_H - -#define AT91_MATRIX_MCFG 0x00 /* Master Configuration Register */ -#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */ -#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ - -#define AT91_MATRIX_SCFG0 0x04 /* Slave Configuration Register 0 */ -#define AT91_MATRIX_SCFG1 0x08 /* Slave Configuration Register 1 */ -#define AT91_MATRIX_SCFG2 0x0C /* Slave Configuration Register 2 */ -#define AT91_MATRIX_SCFG3 0x10 /* Slave Configuration Register 3 */ -#define AT91_MATRIX_SCFG4 0x14 /* Slave Configuration Register 4 */ -#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */ -#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */ -#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16) -#define AT91_MATRIX_FIXED_DEFMSTR (7 << 18) /* Fixed Index of Default Master */ - -#define AT91_MATRIX_TCR 0x24 /* TCM Configuration Register */ -#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */ -#define AT91_MATRIX_ITCM_0 (0 << 0) -#define AT91_MATRIX_ITCM_16 (5 << 0) -#define AT91_MATRIX_ITCM_32 (6 << 0) -#define AT91_MATRIX_ITCM_64 (7 << 0) -#define AT91_MATRIX_DTCM_SIZE (0xf << 4) /* Size of DTCM enabled memory block */ -#define AT91_MATRIX_DTCM_0 (0 << 4) -#define AT91_MATRIX_DTCM_16 (5 << 4) -#define AT91_MATRIX_DTCM_32 (6 << 4) -#define AT91_MATRIX_DTCM_64 (7 << 4) - -#define AT91_MATRIX_EBICSA 0x30 /* EBI Chip Select Assignment Register */ -#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_CS1A_SMC (0 << 1) -#define AT91_MATRIX_CS1A_SDRAMC (1 << 1) -#define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */ -#define AT91_MATRIX_CS3A_SMC (0 << 3) -#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3) -#define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */ -#define AT91_MATRIX_CS4A_SMC (0 << 4) -#define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4) -#define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */ -#define AT91_MATRIX_CS5A_SMC (0 << 5) -#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5) -#define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ - -#define AT91_MATRIX_USBPUCR 0x34 /* USB Pad Pull-Up Control Register */ -#define AT91_MATRIX_USBPUCR_PUON (1 << 30) /* USB Device PAD Pull-up Enable */ - -#endif diff --git a/arch/arm/mach-at91/include/mach/at91sam9263_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9263_matrix.h deleted file mode 100644 index ebb5fdb..0000000 --- a/arch/arm/mach-at91/include/mach/at91sam9263_matrix.h +++ /dev/null @@ -1,129 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/at91sam9263_matrix.h - * - * Copyright (C) 2006 Atmel Corporation. - * - * Memory Controllers (MATRIX, EBI) - System peripherals registers. - * Based on AT91SAM9263 datasheet revision B (Preliminary). - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef AT91SAM9263_MATRIX_H -#define AT91SAM9263_MATRIX_H - -#define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */ -#define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */ -#define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */ -#define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */ -#define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */ -#define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */ -#define AT91_MATRIX_MCFG6 0x18 /* Master Configuration Register 6 */ -#define AT91_MATRIX_MCFG7 0x1C /* Master Configuration Register 7 */ -#define AT91_MATRIX_MCFG8 0x20 /* Master Configuration Register 8 */ -#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */ -#define AT91_MATRIX_ULBT_INFINITE (0 << 0) -#define AT91_MATRIX_ULBT_SINGLE (1 << 0) -#define AT91_MATRIX_ULBT_FOUR (2 << 0) -#define AT91_MATRIX_ULBT_EIGHT (3 << 0) -#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0) - -#define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */ -#define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */ -#define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */ -#define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */ -#define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */ -#define AT91_MATRIX_SCFG5 0x54 /* Slave Configuration Register 5 */ -#define AT91_MATRIX_SCFG6 0x58 /* Slave Configuration Register 6 */ -#define AT91_MATRIX_SCFG7 0x5C /* Slave Configuration Register 7 */ -#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */ -#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */ -#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16) -#define AT91_MATRIX_FIXED_DEFMSTR (0xf << 18) /* Fixed Index of Default Master */ -#define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */ -#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24) -#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24) - -#define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */ -#define AT91_MATRIX_PRBS0 0x84 /* Priority Register B for Slave 0 */ -#define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */ -#define AT91_MATRIX_PRBS1 0x8C /* Priority Register B for Slave 1 */ -#define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */ -#define AT91_MATRIX_PRBS2 0x94 /* Priority Register B for Slave 2 */ -#define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */ -#define AT91_MATRIX_PRBS3 0x9C /* Priority Register B for Slave 3 */ -#define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */ -#define AT91_MATRIX_PRBS4 0xA4 /* Priority Register B for Slave 4 */ -#define AT91_MATRIX_PRAS5 0xA8 /* Priority Register A for Slave 5 */ -#define AT91_MATRIX_PRBS5 0xAC /* Priority Register B for Slave 5 */ -#define AT91_MATRIX_PRAS6 0xB0 /* Priority Register A for Slave 6 */ -#define AT91_MATRIX_PRBS6 0xB4 /* Priority Register B for Slave 6 */ -#define AT91_MATRIX_PRAS7 0xB8 /* Priority Register A for Slave 7 */ -#define AT91_MATRIX_PRBS7 0xBC /* Priority Register B for Slave 7 */ -#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */ -#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */ -#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */ -#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */ -#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */ -#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */ -#define AT91_MATRIX_M6PR (3 << 24) /* Master 6 Priority */ -#define AT91_MATRIX_M7PR (3 << 28) /* Master 7 Priority */ -#define AT91_MATRIX_M8PR (3 << 0) /* Master 8 Priority (in Register B) */ - -#define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */ -#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */ -#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ -#define AT91_MATRIX_RCB2 (1 << 2) -#define AT91_MATRIX_RCB3 (1 << 3) -#define AT91_MATRIX_RCB4 (1 << 4) -#define AT91_MATRIX_RCB5 (1 << 5) -#define AT91_MATRIX_RCB6 (1 << 6) -#define AT91_MATRIX_RCB7 (1 << 7) -#define AT91_MATRIX_RCB8 (1 << 8) - -#define AT91_MATRIX_TCMR 0x114 /* TCM Configuration Register */ -#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */ -#define AT91_MATRIX_ITCM_0 (0 << 0) -#define AT91_MATRIX_ITCM_16 (5 << 0) -#define AT91_MATRIX_ITCM_32 (6 << 0) -#define AT91_MATRIX_DTCM_SIZE (0xf << 4) /* Size of DTCM enabled memory block */ -#define AT91_MATRIX_DTCM_0 (0 << 4) -#define AT91_MATRIX_DTCM_16 (5 << 4) -#define AT91_MATRIX_DTCM_32 (6 << 4) - -#define AT91_MATRIX_EBI0CSA 0x120 /* EBI0 Chip Select Assignment Register */ -#define AT91_MATRIX_EBI0_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_EBI0_CS1A_SMC (0 << 1) -#define AT91_MATRIX_EBI0_CS1A_SDRAMC (1 << 1) -#define AT91_MATRIX_EBI0_CS3A (1 << 3) /* Chip Select 3 Assignment */ -#define AT91_MATRIX_EBI0_CS3A_SMC (0 << 3) -#define AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA (1 << 3) -#define AT91_MATRIX_EBI0_CS4A (1 << 4) /* Chip Select 4 Assignment */ -#define AT91_MATRIX_EBI0_CS4A_SMC (0 << 4) -#define AT91_MATRIX_EBI0_CS4A_SMC_CF1 (1 << 4) -#define AT91_MATRIX_EBI0_CS5A (1 << 5) /* Chip Select 5 Assignment */ -#define AT91_MATRIX_EBI0_CS5A_SMC (0 << 5) -#define AT91_MATRIX_EBI0_CS5A_SMC_CF2 (1 << 5) -#define AT91_MATRIX_EBI0_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ -#define AT91_MATRIX_EBI0_VDDIOMSEL (1 << 16) /* Memory voltage selection */ -#define AT91_MATRIX_EBI0_VDDIOMSEL_1_8V (0 << 16) -#define AT91_MATRIX_EBI0_VDDIOMSEL_3_3V (1 << 16) - -#define AT91_MATRIX_EBI1CSA 0x124 /* EBI1 Chip Select Assignment Register */ -#define AT91_MATRIX_EBI1_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_EBI1_CS1A_SMC (0 << 1) -#define AT91_MATRIX_EBI1_CS1A_SDRAMC (1 << 1) -#define AT91_MATRIX_EBI1_CS2A (1 << 3) /* Chip Select 3 Assignment */ -#define AT91_MATRIX_EBI1_CS2A_SMC (0 << 3) -#define AT91_MATRIX_EBI1_CS2A_SMC_SMARTMEDIA (1 << 3) -#define AT91_MATRIX_EBI1_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ -#define AT91_MATRIX_EBI1_VDDIOMSEL (1 << 16) /* Memory voltage selection */ -#define AT91_MATRIX_EBI1_VDDIOMSEL_1_8V (0 << 16) -#define AT91_MATRIX_EBI1_VDDIOMSEL_3_3V (1 << 16) - -#endif diff --git a/arch/arm/mach-at91/include/mach/at91sam9g45_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9g45_matrix.h deleted file mode 100644 index b76e2ed..0000000 --- a/arch/arm/mach-at91/include/mach/at91sam9g45_matrix.h +++ /dev/null @@ -1,153 +0,0 @@ -/* - * Matrix-centric header file for the AT91SAM9G45 family - * - * Copyright (C) 2008-2009 Atmel Corporation. - * - * Memory Controllers (MATRIX, EBI) - System peripherals registers. - * Based on AT91SAM9G45 preliminary datasheet. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef AT91SAM9G45_MATRIX_H -#define AT91SAM9G45_MATRIX_H - -#define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */ -#define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */ -#define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */ -#define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */ -#define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */ -#define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */ -#define AT91_MATRIX_MCFG6 0x18 /* Master Configuration Register 6 */ -#define AT91_MATRIX_MCFG7 0x1C /* Master Configuration Register 7 */ -#define AT91_MATRIX_MCFG8 0x20 /* Master Configuration Register 8 */ -#define AT91_MATRIX_MCFG9 0x24 /* Master Configuration Register 9 */ -#define AT91_MATRIX_MCFG10 0x28 /* Master Configuration Register 10 */ -#define AT91_MATRIX_MCFG11 0x2C /* Master Configuration Register 11 */ -#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */ -#define AT91_MATRIX_ULBT_INFINITE (0 << 0) -#define AT91_MATRIX_ULBT_SINGLE (1 << 0) -#define AT91_MATRIX_ULBT_FOUR (2 << 0) -#define AT91_MATRIX_ULBT_EIGHT (3 << 0) -#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0) -#define AT91_MATRIX_ULBT_THIRTYTWO (5 << 0) -#define AT91_MATRIX_ULBT_SIXTYFOUR (6 << 0) -#define AT91_MATRIX_ULBT_128 (7 << 0) - -#define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */ -#define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */ -#define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */ -#define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */ -#define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */ -#define AT91_MATRIX_SCFG5 0x54 /* Slave Configuration Register 5 */ -#define AT91_MATRIX_SCFG6 0x58 /* Slave Configuration Register 6 */ -#define AT91_MATRIX_SCFG7 0x5C /* Slave Configuration Register 7 */ -#define AT91_MATRIX_SLOT_CYCLE (0x1ff << 0) /* Maximum Number of Allowed Cycles for a Burst */ -#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */ -#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16) -#define AT91_MATRIX_FIXED_DEFMSTR (0xf << 18) /* Fixed Index of Default Master */ - -#define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */ -#define AT91_MATRIX_PRBS0 0x84 /* Priority Register B for Slave 0 */ -#define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */ -#define AT91_MATRIX_PRBS1 0x8C /* Priority Register B for Slave 1 */ -#define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */ -#define AT91_MATRIX_PRBS2 0x94 /* Priority Register B for Slave 2 */ -#define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */ -#define AT91_MATRIX_PRBS3 0x9C /* Priority Register B for Slave 3 */ -#define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */ -#define AT91_MATRIX_PRBS4 0xA4 /* Priority Register B for Slave 4 */ -#define AT91_MATRIX_PRAS5 0xA8 /* Priority Register A for Slave 5 */ -#define AT91_MATRIX_PRBS5 0xAC /* Priority Register B for Slave 5 */ -#define AT91_MATRIX_PRAS6 0xB0 /* Priority Register A for Slave 6 */ -#define AT91_MATRIX_PRBS6 0xB4 /* Priority Register B for Slave 6 */ -#define AT91_MATRIX_PRAS7 0xB8 /* Priority Register A for Slave 7 */ -#define AT91_MATRIX_PRBS7 0xBC /* Priority Register B for Slave 7 */ -#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */ -#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */ -#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */ -#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */ -#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */ -#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */ -#define AT91_MATRIX_M6PR (3 << 24) /* Master 6 Priority */ -#define AT91_MATRIX_M7PR (3 << 28) /* Master 7 Priority */ -#define AT91_MATRIX_M8PR (3 << 0) /* Master 8 Priority (in Register B) */ -#define AT91_MATRIX_M9PR (3 << 4) /* Master 9 Priority (in Register B) */ -#define AT91_MATRIX_M10PR (3 << 8) /* Master 10 Priority (in Register B) */ -#define AT91_MATRIX_M11PR (3 << 12) /* Master 11 Priority (in Register B) */ - -#define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */ -#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */ -#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ -#define AT91_MATRIX_RCB2 (1 << 2) -#define AT91_MATRIX_RCB3 (1 << 3) -#define AT91_MATRIX_RCB4 (1 << 4) -#define AT91_MATRIX_RCB5 (1 << 5) -#define AT91_MATRIX_RCB6 (1 << 6) -#define AT91_MATRIX_RCB7 (1 << 7) -#define AT91_MATRIX_RCB8 (1 << 8) -#define AT91_MATRIX_RCB9 (1 << 9) -#define AT91_MATRIX_RCB10 (1 << 10) -#define AT91_MATRIX_RCB11 (1 << 11) - -#define AT91_MATRIX_TCMR 0x110 /* TCM Configuration Register */ -#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */ -#define AT91_MATRIX_ITCM_0 (0 << 0) -#define AT91_MATRIX_ITCM_32 (6 << 0) -#define AT91_MATRIX_DTCM_SIZE (0xf << 4) /* Size of DTCM enabled memory block */ -#define AT91_MATRIX_DTCM_0 (0 << 4) -#define AT91_MATRIX_DTCM_32 (6 << 4) -#define AT91_MATRIX_DTCM_64 (7 << 4) -#define AT91_MATRIX_TCM_NWS (0x1 << 11) /* Wait state TCM register */ -#define AT91_MATRIX_TCM_NO_WS (0x0 << 11) -#define AT91_MATRIX_TCM_ONE_WS (0x1 << 11) - -#define AT91_MATRIX_VIDEO 0x118 /* Video Mode Configuration Register */ -#define AT91C_VDEC_SEL (0x1 << 0) /* Video Mode Selection */ -#define AT91C_VDEC_SEL_OFF (0 << 0) -#define AT91C_VDEC_SEL_ON (1 << 0) - -#define AT91_MATRIX_EBICSA 0x128 /* EBI Chip Select Assignment Register */ -#define AT91_MATRIX_EBI_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1) -#define AT91_MATRIX_EBI_CS1A_SDRAMC (1 << 1) -#define AT91_MATRIX_EBI_CS3A (1 << 3) /* Chip Select 3 Assignment */ -#define AT91_MATRIX_EBI_CS3A_SMC (0 << 3) -#define AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA (1 << 3) -#define AT91_MATRIX_EBI_CS4A (1 << 4) /* Chip Select 4 Assignment */ -#define AT91_MATRIX_EBI_CS4A_SMC (0 << 4) -#define AT91_MATRIX_EBI_CS4A_SMC_CF0 (1 << 4) -#define AT91_MATRIX_EBI_CS5A (1 << 5) /* Chip Select 5 Assignment */ -#define AT91_MATRIX_EBI_CS5A_SMC (0 << 5) -#define AT91_MATRIX_EBI_CS5A_SMC_CF1 (1 << 5) -#define AT91_MATRIX_EBI_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ -#define AT91_MATRIX_EBI_DBPU_ON (0 << 8) -#define AT91_MATRIX_EBI_DBPU_OFF (1 << 8) -#define AT91_MATRIX_EBI_VDDIOMSEL (1 << 16) /* Memory voltage selection */ -#define AT91_MATRIX_EBI_VDDIOMSEL_1_8V (0 << 16) -#define AT91_MATRIX_EBI_VDDIOMSEL_3_3V (1 << 16) -#define AT91_MATRIX_EBI_EBI_IOSR (1 << 17) /* EBI I/O slew rate selection */ -#define AT91_MATRIX_EBI_EBI_IOSR_REDUCED (0 << 17) -#define AT91_MATRIX_EBI_EBI_IOSR_NORMAL (1 << 17) -#define AT91_MATRIX_EBI_DDR_IOSR (1 << 18) /* DDR2 dedicated port I/O slew rate selection */ -#define AT91_MATRIX_EBI_DDR_IOSR_REDUCED (0 << 18) -#define AT91_MATRIX_EBI_DDR_IOSR_NORMAL (1 << 18) - -#define AT91_MATRIX_WPMR 0x1E4 /* Write Protect Mode Register */ -#define AT91_MATRIX_WPMR_WPEN (1 << 0) /* Write Protect ENable */ -#define AT91_MATRIX_WPMR_WP_WPDIS (0 << 0) -#define AT91_MATRIX_WPMR_WP_WPEN (1 << 0) -#define AT91_MATRIX_WPMR_WPKEY (0xFFFFFF << 8) /* Write Protect KEY */ - -#define AT91_MATRIX_WPSR 0x1E8 /* Write Protect Status Register */ -#define AT91_MATRIX_WPSR_WPVS (1 << 0) /* Write Protect Violation Status */ -#define AT91_MATRIX_WPSR_NO_WPV (0 << 0) -#define AT91_MATRIX_WPSR_WPV (1 << 0) -#define AT91_MATRIX_WPSR_WPVSRC (0xFFFF << 8) /* Write Protect Violation Source */ - -#endif diff --git a/arch/arm/mach-at91/include/mach/at91sam9n12_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9n12_matrix.h deleted file mode 100644 index 40060cd..0000000 --- a/arch/arm/mach-at91/include/mach/at91sam9n12_matrix.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Matrix-centric header file for the AT91SAM9N12 - * - * Copyright (C) 2012 Atmel Corporation. - * - * Only EBI related registers. - * Write Protect register definitions may be useful. - * - * Licensed under GPLv2 or later. - */ - -#ifndef _AT91SAM9N12_MATRIX_H_ -#define _AT91SAM9N12_MATRIX_H_ - -#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x118) /* EBI Chip Select Assignment Register */ -#define AT91_MATRIX_EBI_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1) -#define AT91_MATRIX_EBI_CS1A_SDRAMC (1 << 1) -#define AT91_MATRIX_EBI_CS3A (1 << 3) /* Chip Select 3 Assignment */ -#define AT91_MATRIX_EBI_CS3A_SMC (0 << 3) -#define AT91_MATRIX_EBI_CS3A_SMC_NANDFLASH (1 << 3) -#define AT91_MATRIX_EBI_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ -#define AT91_MATRIX_EBI_DBPU_ON (0 << 8) -#define AT91_MATRIX_EBI_DBPU_OFF (1 << 8) -#define AT91_MATRIX_EBI_VDDIOMSEL (1 << 16) /* Memory voltage selection */ -#define AT91_MATRIX_EBI_VDDIOMSEL_1_8V (0 << 16) -#define AT91_MATRIX_EBI_VDDIOMSEL_3_3V (1 << 16) -#define AT91_MATRIX_EBI_EBI_IOSR (1 << 17) /* EBI I/O slew rate selection */ -#define AT91_MATRIX_EBI_EBI_IOSR_REDUCED (0 << 17) -#define AT91_MATRIX_EBI_EBI_IOSR_NORMAL (1 << 17) -#define AT91_MATRIX_EBI_DDR_IOSR (1 << 18) /* DDR2 dedicated port I/O slew rate selection */ -#define AT91_MATRIX_EBI_DDR_IOSR_REDUCED (0 << 18) -#define AT91_MATRIX_EBI_DDR_IOSR_NORMAL (1 << 18) -#define AT91_MATRIX_NFD0_SELECT (1 << 24) /* NAND Flash Data Bus Selection */ -#define AT91_MATRIX_NFD0_ON_D0 (0 << 24) -#define AT91_MATRIX_NFD0_ON_D16 (1 << 24) -#define AT91_MATRIX_DDR_MP_EN (1 << 25) /* DDR Multi-port Enable */ -#define AT91_MATRIX_MP_OFF (0 << 25) -#define AT91_MATRIX_MP_ON (1 << 25) - -#define AT91_MATRIX_WPMR (AT91_MATRIX + 0x1E4) /* Write Protect Mode Register */ -#define AT91_MATRIX_WPMR_WPEN (1 << 0) /* Write Protect ENable */ -#define AT91_MATRIX_WPMR_WP_WPDIS (0 << 0) -#define AT91_MATRIX_WPMR_WP_WPEN (1 << 0) -#define AT91_MATRIX_WPMR_WPKEY (0xFFFFFF << 8) /* Write Protect KEY */ - -#define AT91_MATRIX_WPSR (AT91_MATRIX + 0x1E8) /* Write Protect Status Register */ -#define AT91_MATRIX_WPSR_WPVS (1 << 0) /* Write Protect Violation Status */ -#define AT91_MATRIX_WPSR_NO_WPV (0 << 0) -#define AT91_MATRIX_WPSR_WPV (1 << 0) -#define AT91_MATRIX_WPSR_WPVSRC (0xFFFF << 8) /* Write Protect Violation Source */ - -#endif diff --git a/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h deleted file mode 100644 index 6d160ada..0000000 --- a/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h - * - * Copyright (C) 2007 Atmel Corporation - * - * Memory Controllers (MATRIX, EBI) - System peripherals registers. - * Based on AT91SAM9RL datasheet revision A. (Preliminary) - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive for - * more details. - */ - -#ifndef AT91SAM9RL_MATRIX_H -#define AT91SAM9RL_MATRIX_H - -#define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */ -#define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */ -#define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */ -#define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */ -#define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */ -#define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */ -#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */ -#define AT91_MATRIX_ULBT_INFINITE (0 << 0) -#define AT91_MATRIX_ULBT_SINGLE (1 << 0) -#define AT91_MATRIX_ULBT_FOUR (2 << 0) -#define AT91_MATRIX_ULBT_EIGHT (3 << 0) -#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0) - -#define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */ -#define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */ -#define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */ -#define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */ -#define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */ -#define AT91_MATRIX_SCFG5 0x54 /* Slave Configuration Register 5 */ -#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */ -#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */ -#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16) -#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16) -#define AT91_MATRIX_FIXED_DEFMSTR (0xf << 18) /* Fixed Index of Default Master */ -#define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */ -#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24) -#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24) - -#define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */ -#define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */ -#define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */ -#define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */ -#define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */ -#define AT91_MATRIX_PRAS5 0xA8 /* Priority Register A for Slave 5 */ -#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */ -#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */ -#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */ -#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */ -#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */ -#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */ - -#define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */ -#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */ -#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ -#define AT91_MATRIX_RCB2 (1 << 2) -#define AT91_MATRIX_RCB3 (1 << 3) -#define AT91_MATRIX_RCB4 (1 << 4) -#define AT91_MATRIX_RCB5 (1 << 5) - -#define AT91_MATRIX_TCMR 0x114 /* TCM Configuration Register */ -#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */ -#define AT91_MATRIX_ITCM_0 (0 << 0) -#define AT91_MATRIX_ITCM_16 (5 << 0) -#define AT91_MATRIX_ITCM_32 (6 << 0) -#define AT91_MATRIX_DTCM_SIZE (0xf << 4) /* Size of DTCM enabled memory block */ -#define AT91_MATRIX_DTCM_0 (0 << 4) -#define AT91_MATRIX_DTCM_16 (5 << 4) -#define AT91_MATRIX_DTCM_32 (6 << 4) - -#define AT91_MATRIX_EBICSA 0x120 /* EBI0 Chip Select Assignment Register */ -#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_CS1A_SMC (0 << 1) -#define AT91_MATRIX_CS1A_SDRAMC (1 << 1) -#define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */ -#define AT91_MATRIX_CS3A_SMC (0 << 3) -#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3) -#define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */ -#define AT91_MATRIX_CS4A_SMC (0 << 4) -#define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4) -#define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */ -#define AT91_MATRIX_CS5A_SMC (0 << 5) -#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5) -#define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ -#define AT91_MATRIX_VDDIOMSEL (1 << 16) /* Memory voltage selection */ -#define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16) -#define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16) - - -#endif diff --git a/arch/arm/mach-at91/include/mach/at91sam9x5_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9x5_matrix.h deleted file mode 100644 index a606d39..0000000 --- a/arch/arm/mach-at91/include/mach/at91sam9x5_matrix.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Matrix-centric header file for the AT91SAM9x5 family - * - * Copyright (C) 2009-2012 Atmel Corporation. - * - * Only EBI related registers. - * Write Protect register definitions may be useful. - * - * Licensed under GPLv2 or later. - */ - -#ifndef AT91SAM9X5_MATRIX_H -#define AT91SAM9X5_MATRIX_H - -#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x120) /* EBI Chip Select Assignment Register */ -#define AT91_MATRIX_EBI_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1) -#define AT91_MATRIX_EBI_CS1A_SDRAMC (1 << 1) -#define AT91_MATRIX_EBI_CS3A (1 << 3) /* Chip Select 3 Assignment */ -#define AT91_MATRIX_EBI_CS3A_SMC (0 << 3) -#define AT91_MATRIX_EBI_CS3A_SMC_NANDFLASH (1 << 3) -#define AT91_MATRIX_EBI_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */ -#define AT91_MATRIX_EBI_DBPU_ON (0 << 8) -#define AT91_MATRIX_EBI_DBPU_OFF (1 << 8) -#define AT91_MATRIX_EBI_VDDIOMSEL (1 << 16) /* Memory voltage selection */ -#define AT91_MATRIX_EBI_VDDIOMSEL_1_8V (0 << 16) -#define AT91_MATRIX_EBI_VDDIOMSEL_3_3V (1 << 16) -#define AT91_MATRIX_EBI_EBI_IOSR (1 << 17) /* EBI I/O slew rate selection */ -#define AT91_MATRIX_EBI_EBI_IOSR_REDUCED (0 << 17) -#define AT91_MATRIX_EBI_EBI_IOSR_NORMAL (1 << 17) -#define AT91_MATRIX_EBI_DDR_IOSR (1 << 18) /* DDR2 dedicated port I/O slew rate selection */ -#define AT91_MATRIX_EBI_DDR_IOSR_REDUCED (0 << 18) -#define AT91_MATRIX_EBI_DDR_IOSR_NORMAL (1 << 18) -#define AT91_MATRIX_NFD0_SELECT (1 << 24) /* NAND Flash Data Bus Selection */ -#define AT91_MATRIX_NFD0_ON_D0 (0 << 24) -#define AT91_MATRIX_NFD0_ON_D16 (1 << 24) -#define AT91_MATRIX_DDR_MP_EN (1 << 25) /* DDR Multi-port Enable */ -#define AT91_MATRIX_MP_OFF (0 << 25) -#define AT91_MATRIX_MP_ON (1 << 25) - -#define AT91_MATRIX_WPMR (AT91_MATRIX + 0x1E4) /* Write Protect Mode Register */ -#define AT91_MATRIX_WPMR_WPEN (1 << 0) /* Write Protect ENable */ -#define AT91_MATRIX_WPMR_WP_WPDIS (0 << 0) -#define AT91_MATRIX_WPMR_WP_WPEN (1 << 0) -#define AT91_MATRIX_WPMR_WPKEY (0xFFFFFF << 8) /* Write Protect KEY */ - -#define AT91_MATRIX_WPSR (AT91_MATRIX + 0x1E8) /* Write Protect Status Register */ -#define AT91_MATRIX_WPSR_WPVS (1 << 0) /* Write Protect Violation Status */ -#define AT91_MATRIX_WPSR_NO_WPV (0 << 0) -#define AT91_MATRIX_WPSR_WPV (1 << 0) -#define AT91_MATRIX_WPSR_WPVSRC (0xFFFF << 8) /* Write Protect Violation Source */ - -#endif diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index aa4116e..ac947cd 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -29,6 +29,8 @@ #include <linux/atomic.h> #include <asm/mach/time.h> #include <asm/mach/irq.h> +#include <asm/fncpy.h> +#include <asm/cacheflush.h> #include <mach/cpu.h> #include <mach/hardware.h> @@ -41,7 +43,6 @@ static struct { int memctrl; } at91_pm_data; -static void (*at91_pm_standby)(void); void __iomem *at91_ramc_base[2]; static int at91_pm_valid_state(suspend_state_t state) @@ -119,76 +120,67 @@ int at91_suspend_entering_slow_clock(void) } EXPORT_SYMBOL(at91_suspend_entering_slow_clock); - -static void (*slow_clock)(void __iomem *pmc, void __iomem *ramc0, +static void (*at91_suspend_sram_fn)(void __iomem *pmc, void __iomem *ramc0, void __iomem *ramc1, int memctrl); -#ifdef CONFIG_AT91_SLOW_CLOCK -extern void at91_slow_clock(void __iomem *pmc, void __iomem *ramc0, +extern void at91_pm_suspend_in_sram(void __iomem *pmc, void __iomem *ramc0, void __iomem *ramc1, int memctrl); -extern u32 at91_slow_clock_sz; -#endif +extern u32 at91_pm_suspend_in_sram_sz; + +static void at91_pm_suspend(suspend_state_t state) +{ + unsigned int pm_data = at91_pm_data.memctrl; + + pm_data |= (state == PM_SUSPEND_MEM) ? + AT91_PM_MODE(AT91_PM_SLOW_CLOCK) : 0; + + flush_cache_all(); + outer_disable(); + + at91_suspend_sram_fn(at91_pmc_base, at91_ramc_base[0], + at91_ramc_base[1], pm_data); + + outer_resume(); +} static int at91_pm_enter(suspend_state_t state) { at91_pinctrl_gpio_suspend(); switch (state) { + /* + * Suspend-to-RAM is like STANDBY plus slow clock mode, so + * drivers must suspend more deeply, the master clock switches + * to the clk32k and turns off the main oscillator + */ + case PM_SUSPEND_MEM: /* - * Suspend-to-RAM is like STANDBY plus slow clock mode, so - * drivers must suspend more deeply: only the master clock - * controller may be using the main oscillator. + * Ensure that clocks are in a valid state. */ - case PM_SUSPEND_MEM: - /* - * Ensure that clocks are in a valid state. - */ - if (!at91_pm_verify_clocks()) - goto error; - - /* - * Enter slow clock mode by switching over to clk32k and - * turning off the main oscillator; reverse on wakeup. - */ - if (slow_clock) { -#ifdef CONFIG_AT91_SLOW_CLOCK - /* copy slow_clock handler to SRAM, and call it */ - memcpy(slow_clock, at91_slow_clock, at91_slow_clock_sz); -#endif - slow_clock(at91_pmc_base, at91_ramc_base[0], - at91_ramc_base[1], - at91_pm_data.memctrl); - break; - } else { - pr_info("AT91: PM - no slow clock mode enabled ...\n"); - /* FALLTHROUGH leaving master clock alone */ - } + if (!at91_pm_verify_clocks()) + goto error; - /* - * STANDBY mode has *all* drivers suspended; ignores irqs not - * marked as 'wakeup' event sources; and reduces DRAM power. - * But otherwise it's identical to PM_SUSPEND_ON: cpu idle, and - * nothing fancy done with main or cpu clocks. - */ - case PM_SUSPEND_STANDBY: - /* - * NOTE: the Wait-for-Interrupt instruction needs to be - * in icache so no SDRAM accesses are needed until the - * wakeup IRQ occurs and self-refresh is terminated. - * For ARM 926 based chips, this requirement is weaker - * as at91sam9 can access a RAM in self-refresh mode. - */ - if (at91_pm_standby) - at91_pm_standby(); - break; + at91_pm_suspend(state); - case PM_SUSPEND_ON: - cpu_do_idle(); - break; + break; - default: - pr_debug("AT91: PM - bogus suspend state %d\n", state); - goto error; + /* + * STANDBY mode has *all* drivers suspended; ignores irqs not + * marked as 'wakeup' event sources; and reduces DRAM power. + * But otherwise it's identical to PM_SUSPEND_ON: cpu idle, and + * nothing fancy done with main or cpu clocks. + */ + case PM_SUSPEND_STANDBY: + at91_pm_suspend(state); + break; + + case PM_SUSPEND_ON: + cpu_do_idle(); + break; + + default: + pr_debug("AT91: PM - bogus suspend state %d\n", state); + goto error; } error: @@ -218,12 +210,10 @@ static struct platform_device at91_cpuidle_device = { .name = "cpuidle-at91", }; -void at91_pm_set_standby(void (*at91_standby)(void)) +static void at91_pm_set_standby(void (*at91_standby)(void)) { - if (at91_standby) { + if (at91_standby) at91_cpuidle_device.dev.platform_data = at91_standby; - at91_pm_standby = at91_standby; - } } static const struct of_device_id ramc_ids[] __initconst = { @@ -263,7 +253,6 @@ static __init void at91_dt_ramc(void) at91_pm_set_standby(standby); } -#ifdef CONFIG_AT91_SLOW_CLOCK static void __init at91_pm_sram_init(void) { struct gen_pool *sram_pool; @@ -291,30 +280,36 @@ static void __init at91_pm_sram_init(void) return; } - sram_base = gen_pool_alloc(sram_pool, at91_slow_clock_sz); + sram_base = gen_pool_alloc(sram_pool, at91_pm_suspend_in_sram_sz); if (!sram_base) { - pr_warn("%s: unable to alloc ocram!\n", __func__); + pr_warn("%s: unable to alloc sram!\n", __func__); return; } sram_pbase = gen_pool_virt_to_phys(sram_pool, sram_base); - slow_clock = __arm_ioremap_exec(sram_pbase, at91_slow_clock_sz, false); -} -#endif + at91_suspend_sram_fn = __arm_ioremap_exec(sram_pbase, + at91_pm_suspend_in_sram_sz, false); + if (!at91_suspend_sram_fn) { + pr_warn("SRAM: Could not map\n"); + return; + } + /* Copy the pm suspend handler to SRAM */ + at91_suspend_sram_fn = fncpy(at91_suspend_sram_fn, + &at91_pm_suspend_in_sram, at91_pm_suspend_in_sram_sz); +} static void __init at91_pm_init(void) { -#ifdef CONFIG_AT91_SLOW_CLOCK at91_pm_sram_init(); -#endif - - pr_info("AT91: Power Management%s\n", (slow_clock ? " (with slow clock mode)" : "")); if (at91_cpuidle_device.dev.platform_data) platform_device_register(&at91_cpuidle_device); - suspend_set_ops(&at91_pm_ops); + if (at91_suspend_sram_fn) + suspend_set_ops(&at91_pm_ops); + else + pr_info("AT91: PM not supported, due to no SRAM allocated\n"); } void __init at91rm9200_pm_init(void) diff --git a/arch/arm/mach-at91/pm.h b/arch/arm/mach-at91/pm.h index 86c0aa8..dcacfa1 100644 --- a/arch/arm/mach-at91/pm.h +++ b/arch/arm/mach-at91/pm.h @@ -15,11 +15,13 @@ #include <mach/at91_ramc.h> -#ifdef CONFIG_PM -extern void at91_pm_set_standby(void (*at91_standby)(void)); -#else -static inline void at91_pm_set_standby(void (*at91_standby)(void)) { } -#endif +#define AT91_PM_MEMTYPE_MASK 0x0f + +#define AT91_PM_MODE_OFFSET 4 +#define AT91_PM_MODE_MASK 0x01 +#define AT91_PM_MODE(x) (((x) & AT91_PM_MODE_MASK) << AT91_PM_MODE_OFFSET) + +#define AT91_PM_SLOW_CLOCK 0x01 /* * The AT91RM9200 goes into self-refresh mode with this command, and will @@ -31,6 +33,7 @@ static inline void at91_pm_set_standby(void (*at91_standby)(void)) { } * still in self-refresh is "not recommended", but seems to work. */ +#ifndef __ASSEMBLY__ static inline void at91rm9200_standby(void) { u32 lpr = at91_ramc_read(0, AT91RM9200_SDRAMC_LPR); @@ -112,3 +115,4 @@ static inline void at91sam9_sdram_standby(void) } #endif +#endif diff --git a/arch/arm/mach-at91/pm_slowclock.S b/arch/arm/mach-at91/pm_slowclock.S deleted file mode 100644 index 931f0e3..0000000 --- a/arch/arm/mach-at91/pm_slowclock.S +++ /dev/null @@ -1,335 +0,0 @@ -/* - * arch/arm/mach-at91/pm_slow_clock.S - * - * Copyright (C) 2006 Savin Zlobec - * - * AT91SAM9 support: - * Copyright (C) 2007 Anti Sullin <anti.sullin@artecdesign.ee - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/linkage.h> -#include <linux/clk/at91_pmc.h> -#include <mach/hardware.h> -#include <mach/at91_ramc.h> - -/* - * When SLOWDOWN_MASTER_CLOCK is defined we will also slow down the Master - * clock during suspend by adjusting its prescalar and divisor. - * NOTE: This hasn't been shown to be stable on SAM9s; and on the RM9200 there - * are errata regarding adjusting the prescalar and divisor. - */ -#undef SLOWDOWN_MASTER_CLOCK - -pmc .req r0 -sdramc .req r1 -ramc1 .req r2 -memctrl .req r3 -tmp1 .req r4 -tmp2 .req r5 - -/* - * Wait until master clock is ready (after switching master clock source) - */ - .macro wait_mckrdy -1: ldr tmp1, [pmc, #AT91_PMC_SR] - tst tmp1, #AT91_PMC_MCKRDY - beq 1b - .endm - -/* - * Wait until master oscillator has stabilized. - */ - .macro wait_moscrdy -1: ldr tmp1, [pmc, #AT91_PMC_SR] - tst tmp1, #AT91_PMC_MOSCS - beq 1b - .endm - -/* - * Wait until PLLA has locked. - */ - .macro wait_pllalock -1: ldr tmp1, [pmc, #AT91_PMC_SR] - tst tmp1, #AT91_PMC_LOCKA - beq 1b - .endm - -/* - * Wait until PLLB has locked. - */ - .macro wait_pllblock -1: ldr tmp1, [pmc, #AT91_PMC_SR] - tst tmp1, #AT91_PMC_LOCKB - beq 1b - .endm - - .text - - .arm - -/* void at91_slow_clock(void __iomem *pmc, void __iomem *sdramc, - * void __iomem *ramc1, int memctrl) - */ -ENTRY(at91_slow_clock) - /* Save registers on stack */ - stmfd sp!, {r4 - r12, lr} - - /* - * Register usage: - * R0 = Base address of AT91_PMC - * R1 = Base address of RAM Controller (SDRAM, DDRSDR, or AT91_SYS) - * R2 = Base address of second RAM Controller or 0 if not present - * R3 = Memory controller - * R4 = temporary register - * R5 = temporary register - */ - - /* Drain write buffer */ - mov tmp1, #0 - mcr p15, 0, tmp1, c7, c10, 4 - - cmp memctrl, #AT91_MEMCTRL_MC - bne ddr_sr_enable - - /* - * at91rm9200 Memory controller - */ - /* Put SDRAM in self-refresh mode */ - mov tmp1, #1 - str tmp1, [sdramc, #AT91RM9200_SDRAMC_SRR] - b sdr_sr_done - - /* - * DDRSDR Memory controller - */ -ddr_sr_enable: - cmp memctrl, #AT91_MEMCTRL_DDRSDR - bne sdr_sr_enable - - /* LPDDR1 --> force DDR2 mode during self-refresh */ - ldr tmp1, [sdramc, #AT91_DDRSDRC_MDR] - str tmp1, .saved_sam9_mdr - bic tmp1, tmp1, #~AT91_DDRSDRC_MD - cmp tmp1, #AT91_DDRSDRC_MD_LOW_POWER_DDR - ldreq tmp1, [sdramc, #AT91_DDRSDRC_MDR] - biceq tmp1, tmp1, #AT91_DDRSDRC_MD - orreq tmp1, tmp1, #AT91_DDRSDRC_MD_DDR2 - streq tmp1, [sdramc, #AT91_DDRSDRC_MDR] - - /* prepare for DDRAM self-refresh mode */ - ldr tmp1, [sdramc, #AT91_DDRSDRC_LPR] - str tmp1, .saved_sam9_lpr - bic tmp1, #AT91_DDRSDRC_LPCB - orr tmp1, #AT91_DDRSDRC_LPCB_SELF_REFRESH - - /* figure out if we use the second ram controller */ - cmp ramc1, #0 - beq ddr_no_2nd_ctrl - - ldr tmp2, [ramc1, #AT91_DDRSDRC_MDR] - str tmp2, .saved_sam9_mdr1 - bic tmp2, tmp2, #~AT91_DDRSDRC_MD - cmp tmp2, #AT91_DDRSDRC_MD_LOW_POWER_DDR - ldreq tmp2, [ramc1, #AT91_DDRSDRC_MDR] - biceq tmp2, tmp2, #AT91_DDRSDRC_MD - orreq tmp2, tmp2, #AT91_DDRSDRC_MD_DDR2 - streq tmp2, [ramc1, #AT91_DDRSDRC_MDR] - - ldr tmp2, [ramc1, #AT91_DDRSDRC_LPR] - str tmp2, .saved_sam9_lpr1 - bic tmp2, #AT91_DDRSDRC_LPCB - orr tmp2, #AT91_DDRSDRC_LPCB_SELF_REFRESH - - /* Enable DDRAM self-refresh mode */ - str tmp2, [ramc1, #AT91_DDRSDRC_LPR] -ddr_no_2nd_ctrl: - str tmp1, [sdramc, #AT91_DDRSDRC_LPR] - - b sdr_sr_done - - /* - * SDRAMC Memory controller - */ -sdr_sr_enable: - /* Enable SDRAM self-refresh mode */ - ldr tmp1, [sdramc, #AT91_SDRAMC_LPR] - str tmp1, .saved_sam9_lpr - - bic tmp1, #AT91_SDRAMC_LPCB - orr tmp1, #AT91_SDRAMC_LPCB_SELF_REFRESH - str tmp1, [sdramc, #AT91_SDRAMC_LPR] - -sdr_sr_done: - /* Save Master clock setting */ - ldr tmp1, [pmc, #AT91_PMC_MCKR] - str tmp1, .saved_mckr - - /* - * Set the Master clock source to slow clock - */ - bic tmp1, tmp1, #AT91_PMC_CSS - str tmp1, [pmc, #AT91_PMC_MCKR] - - wait_mckrdy - -#ifdef SLOWDOWN_MASTER_CLOCK - /* - * Set the Master Clock PRES and MDIV fields. - * - * See AT91RM9200 errata #27 and #28 for details. - */ - mov tmp1, #0 - str tmp1, [pmc, #AT91_PMC_MCKR] - - wait_mckrdy -#endif - - /* Save PLLA setting and disable it */ - ldr tmp1, [pmc, #AT91_CKGR_PLLAR] - str tmp1, .saved_pllar - - mov tmp1, #AT91_PMC_PLLCOUNT - orr tmp1, tmp1, #(1 << 29) /* bit 29 always set */ - str tmp1, [pmc, #AT91_CKGR_PLLAR] - - /* Save PLLB setting and disable it */ - ldr tmp1, [pmc, #AT91_CKGR_PLLBR] - str tmp1, .saved_pllbr - - mov tmp1, #AT91_PMC_PLLCOUNT - str tmp1, [pmc, #AT91_CKGR_PLLBR] - - /* Turn off the main oscillator */ - ldr tmp1, [pmc, #AT91_CKGR_MOR] - bic tmp1, tmp1, #AT91_PMC_MOSCEN - orr tmp1, tmp1, #AT91_PMC_KEY - str tmp1, [pmc, #AT91_CKGR_MOR] - - /* Wait for interrupt */ - mcr p15, 0, tmp1, c7, c0, 4 - - /* Turn on the main oscillator */ - ldr tmp1, [pmc, #AT91_CKGR_MOR] - orr tmp1, tmp1, #AT91_PMC_MOSCEN - orr tmp1, tmp1, #AT91_PMC_KEY - str tmp1, [pmc, #AT91_CKGR_MOR] - - wait_moscrdy - - /* Restore PLLB setting */ - ldr tmp1, .saved_pllbr - str tmp1, [pmc, #AT91_CKGR_PLLBR] - - tst tmp1, #(AT91_PMC_MUL & 0xff0000) - bne 1f - tst tmp1, #(AT91_PMC_MUL & ~0xff0000) - beq 2f -1: - wait_pllblock -2: - - /* Restore PLLA setting */ - ldr tmp1, .saved_pllar - str tmp1, [pmc, #AT91_CKGR_PLLAR] - - tst tmp1, #(AT91_PMC_MUL & 0xff0000) - bne 3f - tst tmp1, #(AT91_PMC_MUL & ~0xff0000) - beq 4f -3: - wait_pllalock -4: - -#ifdef SLOWDOWN_MASTER_CLOCK - /* - * First set PRES if it was not 0, - * than set CSS and MDIV fields. - * - * See AT91RM9200 errata #27 and #28 for details. - */ - ldr tmp1, .saved_mckr - tst tmp1, #AT91_PMC_PRES - beq 2f - and tmp1, tmp1, #AT91_PMC_PRES - str tmp1, [pmc, #AT91_PMC_MCKR] - - wait_mckrdy -#endif - - /* - * Restore master clock setting - */ -2: ldr tmp1, .saved_mckr - str tmp1, [pmc, #AT91_PMC_MCKR] - - wait_mckrdy - - /* - * at91rm9200 Memory controller - * Do nothing - self-refresh is automatically disabled. - */ - cmp memctrl, #AT91_MEMCTRL_MC - beq ram_restored - - /* - * DDRSDR Memory controller - */ - cmp memctrl, #AT91_MEMCTRL_DDRSDR - bne sdr_en_restore - /* Restore MDR in case of LPDDR1 */ - ldr tmp1, .saved_sam9_mdr - str tmp1, [sdramc, #AT91_DDRSDRC_MDR] - /* Restore LPR on AT91 with DDRAM */ - ldr tmp1, .saved_sam9_lpr - str tmp1, [sdramc, #AT91_DDRSDRC_LPR] - - /* if we use the second ram controller */ - cmp ramc1, #0 - ldrne tmp2, .saved_sam9_mdr1 - strne tmp2, [ramc1, #AT91_DDRSDRC_MDR] - ldrne tmp2, .saved_sam9_lpr1 - strne tmp2, [ramc1, #AT91_DDRSDRC_LPR] - - b ram_restored - - /* - * SDRAMC Memory controller - */ -sdr_en_restore: - /* Restore LPR on AT91 with SDRAM */ - ldr tmp1, .saved_sam9_lpr - str tmp1, [sdramc, #AT91_SDRAMC_LPR] - -ram_restored: - /* Restore registers, and return */ - ldmfd sp!, {r4 - r12, pc} - - -.saved_mckr: - .word 0 - -.saved_pllar: - .word 0 - -.saved_pllbr: - .word 0 - -.saved_sam9_lpr: - .word 0 - -.saved_sam9_lpr1: - .word 0 - -.saved_sam9_mdr: - .word 0 - -.saved_sam9_mdr1: - .word 0 - -ENTRY(at91_slow_clock_sz) - .word .-at91_slow_clock diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S new file mode 100644 index 0000000..7c444c2 --- /dev/null +++ b/arch/arm/mach-at91/pm_suspend.S @@ -0,0 +1,338 @@ +/* + * arch/arm/mach-at91/pm_slow_clock.S + * + * Copyright (C) 2006 Savin Zlobec + * + * AT91SAM9 support: + * Copyright (C) 2007 Anti Sullin <anti.sullin@artecdesign.ee + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#include <linux/linkage.h> +#include <linux/clk/at91_pmc.h> +#include <mach/hardware.h> +#include <mach/at91_ramc.h> +#include "pm.h" + +#define SRAMC_SELF_FRESH_ACTIVE 0x01 +#define SRAMC_SELF_FRESH_EXIT 0x00 + +pmc .req r0 +tmp1 .req r4 +tmp2 .req r5 + +/* + * Wait until master clock is ready (after switching master clock source) + */ + .macro wait_mckrdy +1: ldr tmp1, [pmc, #AT91_PMC_SR] + tst tmp1, #AT91_PMC_MCKRDY + beq 1b + .endm + +/* + * Wait until master oscillator has stabilized. + */ + .macro wait_moscrdy +1: ldr tmp1, [pmc, #AT91_PMC_SR] + tst tmp1, #AT91_PMC_MOSCS + beq 1b + .endm + +/* + * Wait until PLLA has locked. + */ + .macro wait_pllalock +1: ldr tmp1, [pmc, #AT91_PMC_SR] + tst tmp1, #AT91_PMC_LOCKA + beq 1b + .endm + +/* + * Put the processor to enter the idle state + */ + .macro at91_cpu_idle + +#if defined(CONFIG_CPU_V7) + mov tmp1, #AT91_PMC_PCK + str tmp1, [pmc, #AT91_PMC_SCDR] + + dsb + + wfi @ Wait For Interrupt +#else + mcr p15, 0, tmp1, c7, c0, 4 +#endif + + .endm + + .text + + .arm + +/* + * void at91_pm_suspend_in_sram(void __iomem *pmc, void __iomem *sdramc, + * void __iomem *ramc1, int memctrl) + * @input param: + * @r0: base address of AT91_PMC + * @r1: base address of SDRAM Controller (SDRAM, DDRSDR, or AT91_SYS) + * @r2: base address of second SDRAM Controller or 0 if not present + * @r3: pm information + */ +ENTRY(at91_pm_suspend_in_sram) + /* Save registers on stack */ + stmfd sp!, {r4 - r12, lr} + + /* Drain write buffer */ + mov tmp1, #0 + mcr p15, 0, tmp1, c7, c10, 4 + + str r0, .pmc_base + str r1, .sramc_base + str r2, .sramc1_base + + and r0, r3, #AT91_PM_MEMTYPE_MASK + str r0, .memtype + + lsr r0, r3, #AT91_PM_MODE_OFFSET + and r0, r0, #AT91_PM_MODE_MASK + str r0, .pm_mode + + /* Active the self-refresh mode */ + mov r0, #SRAMC_SELF_FRESH_ACTIVE + bl at91_sramc_self_refresh + + ldr r0, .pm_mode + tst r0, #AT91_PM_SLOW_CLOCK + beq skip_disable_main_clock + + ldr pmc, .pmc_base + + /* Save Master clock setting */ + ldr tmp1, [pmc, #AT91_PMC_MCKR] + str tmp1, .saved_mckr + + /* + * Set the Master clock source to slow clock + */ + bic tmp1, tmp1, #AT91_PMC_CSS + str tmp1, [pmc, #AT91_PMC_MCKR] + + wait_mckrdy + + /* Save PLLA setting and disable it */ + ldr tmp1, [pmc, #AT91_CKGR_PLLAR] + str tmp1, .saved_pllar + + mov tmp1, #AT91_PMC_PLLCOUNT + orr tmp1, tmp1, #(1 << 29) /* bit 29 always set */ + str tmp1, [pmc, #AT91_CKGR_PLLAR] + + /* Turn off the main oscillator */ + ldr tmp1, [pmc, #AT91_CKGR_MOR] + bic tmp1, tmp1, #AT91_PMC_MOSCEN + orr tmp1, tmp1, #AT91_PMC_KEY + str tmp1, [pmc, #AT91_CKGR_MOR] + +skip_disable_main_clock: + ldr pmc, .pmc_base + + /* Wait for interrupt */ + at91_cpu_idle + + ldr r0, .pm_mode + tst r0, #AT91_PM_SLOW_CLOCK + beq skip_enable_main_clock + + ldr pmc, .pmc_base + + /* Turn on the main oscillator */ + ldr tmp1, [pmc, #AT91_CKGR_MOR] + orr tmp1, tmp1, #AT91_PMC_MOSCEN + orr tmp1, tmp1, #AT91_PMC_KEY + str tmp1, [pmc, #AT91_CKGR_MOR] + + wait_moscrdy + + /* Restore PLLA setting */ + ldr tmp1, .saved_pllar + str tmp1, [pmc, #AT91_CKGR_PLLAR] + + tst tmp1, #(AT91_PMC_MUL & 0xff0000) + bne 3f + tst tmp1, #(AT91_PMC_MUL & ~0xff0000) + beq 4f +3: + wait_pllalock +4: + + /* + * Restore master clock setting + */ + ldr tmp1, .saved_mckr + str tmp1, [pmc, #AT91_PMC_MCKR] + + wait_mckrdy + +skip_enable_main_clock: + /* Exit the self-refresh mode */ + mov r0, #SRAMC_SELF_FRESH_EXIT + bl at91_sramc_self_refresh + + /* Restore registers, and return */ + ldmfd sp!, {r4 - r12, pc} +ENDPROC(at91_pm_suspend_in_sram) + +/* + * void at91_sramc_self_refresh(unsigned int is_active) + * + * @input param: + * @r0: 1 - active self-refresh mode + * 0 - exit self-refresh mode + * register usage: + * @r1: memory type + * @r2: base address of the sram controller + */ + +ENTRY(at91_sramc_self_refresh) + ldr r1, .memtype + ldr r2, .sramc_base + + cmp r1, #AT91_MEMCTRL_MC + bne ddrc_sf + + /* + * at91rm9200 Memory controller + */ + + /* + * For exiting the self-refresh mode, do nothing, + * automatically exit the self-refresh mode. + */ + tst r0, #SRAMC_SELF_FRESH_ACTIVE + beq exit_sramc_sf + + /* Active SDRAM self-refresh mode */ + mov r3, #1 + str r3, [r2, #AT91RM9200_SDRAMC_SRR] + b exit_sramc_sf + +ddrc_sf: + cmp r1, #AT91_MEMCTRL_DDRSDR + bne sdramc_sf + + /* + * DDR Memory controller + */ + tst r0, #SRAMC_SELF_FRESH_ACTIVE + beq ddrc_exit_sf + + /* LPDDR1 --> force DDR2 mode during self-refresh */ + ldr r3, [r2, #AT91_DDRSDRC_MDR] + str r3, .saved_sam9_mdr + bic r3, r3, #~AT91_DDRSDRC_MD + cmp r3, #AT91_DDRSDRC_MD_LOW_POWER_DDR + ldreq r3, [r2, #AT91_DDRSDRC_MDR] + biceq r3, r3, #AT91_DDRSDRC_MD + orreq r3, r3, #AT91_DDRSDRC_MD_DDR2 + streq r3, [r2, #AT91_DDRSDRC_MDR] + + /* Active DDRC self-refresh mode */ + ldr r3, [r2, #AT91_DDRSDRC_LPR] + str r3, .saved_sam9_lpr + bic r3, r3, #AT91_DDRSDRC_LPCB + orr r3, r3, #AT91_DDRSDRC_LPCB_SELF_REFRESH + str r3, [r2, #AT91_DDRSDRC_LPR] + + /* If using the 2nd ddr controller */ + ldr r2, .sramc1_base + cmp r2, #0 + beq no_2nd_ddrc + + ldr r3, [r2, #AT91_DDRSDRC_MDR] + str r3, .saved_sam9_mdr1 + bic r3, r3, #~AT91_DDRSDRC_MD + cmp r3, #AT91_DDRSDRC_MD_LOW_POWER_DDR + ldreq r3, [r2, #AT91_DDRSDRC_MDR] + biceq r3, r3, #AT91_DDRSDRC_MD + orreq r3, r3, #AT91_DDRSDRC_MD_DDR2 + streq r3, [r2, #AT91_DDRSDRC_MDR] + + /* Active DDRC self-refresh mode */ + ldr r3, [r2, #AT91_DDRSDRC_LPR] + str r3, .saved_sam9_lpr1 + bic r3, r3, #AT91_DDRSDRC_LPCB + orr r3, r3, #AT91_DDRSDRC_LPCB_SELF_REFRESH + str r3, [r2, #AT91_DDRSDRC_LPR] + +no_2nd_ddrc: + b exit_sramc_sf + +ddrc_exit_sf: + /* Restore MDR in case of LPDDR1 */ + ldr r3, .saved_sam9_mdr + str r3, [r2, #AT91_DDRSDRC_MDR] + /* Restore LPR on AT91 with DDRAM */ + ldr r3, .saved_sam9_lpr + str r3, [r2, #AT91_DDRSDRC_LPR] + + /* If using the 2nd ddr controller */ + ldr r2, .sramc1_base + cmp r2, #0 + ldrne r3, .saved_sam9_mdr1 + strne r3, [r2, #AT91_DDRSDRC_MDR] + ldrne r3, .saved_sam9_lpr1 + strne r3, [r2, #AT91_DDRSDRC_LPR] + + b exit_sramc_sf + + /* + * SDRAMC Memory controller + */ +sdramc_sf: + tst r0, #SRAMC_SELF_FRESH_ACTIVE + beq sdramc_exit_sf + + /* Active SDRAMC self-refresh mode */ + ldr r3, [r2, #AT91_SDRAMC_LPR] + str r3, .saved_sam9_lpr + bic r3, r3, #AT91_SDRAMC_LPCB + orr r3, r3, #AT91_SDRAMC_LPCB_SELF_REFRESH + str r3, [r2, #AT91_SDRAMC_LPR] + +sdramc_exit_sf: + ldr r3, .saved_sam9_lpr + str r3, [r2, #AT91_SDRAMC_LPR] + +exit_sramc_sf: + mov pc, lr +ENDPROC(at91_sramc_self_refresh) + +.pmc_base: + .word 0 +.sramc_base: + .word 0 +.sramc1_base: + .word 0 +.memtype: + .word 0 +.pm_mode: + .word 0 +.saved_mckr: + .word 0 +.saved_pllar: + .word 0 +.saved_sam9_lpr: + .word 0 +.saved_sam9_lpr1: + .word 0 +.saved_sam9_mdr: + .word 0 +.saved_sam9_mdr1: + .word 0 + +ENTRY(at91_pm_suspend_in_sram_sz) + .word .-at91_pm_suspend_in_sram diff --git a/arch/arm/mach-at91/sama5.c b/arch/arm/mach-at91/sama5.c index 03dcb44..ef5d207 100644 --- a/arch/arm/mach-at91/sama5.c +++ b/arch/arm/mach-at91/sama5.c @@ -7,48 +7,50 @@ * Licensed under GPLv2 or later. */ -#include <linux/types.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/gpio.h> -#include <linux/micrel_phy.h> #include <linux/of.h> -#include <linux/of_irq.h> #include <linux/of_platform.h> -#include <linux/phy.h> -#include <linux/clk-provider.h> -#include <linux/phy.h> -#include <mach/hardware.h> - -#include <asm/setup.h> -#include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <asm/mach/irq.h> - -#include "generic.h" +#include <asm/system_misc.h> -static int ksz8081_phy_fixup(struct phy_device *phy) -{ - int value; +#include <mach/hardware.h> - value = phy_read(phy, 0x16); - value &= ~0x20; - phy_write(phy, 0x16, value); +#include "generic.h" +#include "soc.h" - return 0; -} +static const struct at91_soc sama5_socs[] = { + AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D31_EXID_MATCH, + "sama5d31", "sama5d3"), + AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D33_EXID_MATCH, + "sama5d33", "sama5d3"), + AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D34_EXID_MATCH, + "sama5d34", "sama5d3"), + AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D35_EXID_MATCH, + "sama5d35", "sama5d3"), + AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D36_EXID_MATCH, + "sama5d36", "sama5d3"), + AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D41_EXID_MATCH, + "sama5d41", "sama5d4"), + AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D42_EXID_MATCH, + "sama5d42", "sama5d4"), + AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D43_EXID_MATCH, + "sama5d43", "sama5d4"), + AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D44_EXID_MATCH, + "sama5d44", "sama5d4"), + { /* sentinel */ }, +}; static void __init sama5_dt_device_init(void) { - if (of_machine_is_compatible("atmel,sama5d4ek") && - IS_ENABLED(CONFIG_PHYLIB)) { - phy_register_fixup_for_id("fc028000.etherne:00", - ksz8081_phy_fixup); - } + struct soc_device *soc; + struct device *soc_dev = NULL; + + soc = at91_soc_init(sama5_socs); + if (soc != NULL) + soc_dev = soc_device_to_device(soc); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + of_platform_populate(NULL, of_default_bus_match_table, NULL, soc_dev); at91sam9x5_pm_init(); } @@ -59,44 +61,10 @@ static const char *sama5_dt_board_compat[] __initconst = { DT_MACHINE_START(sama5_dt, "Atmel SAMA5") /* Maintainer: Atmel */ - .map_io = at91_map_io, .init_machine = sama5_dt_device_init, .dt_compat = sama5_dt_board_compat, MACHINE_END -static struct map_desc at91_io_desc[] __initdata = { - { - .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_MPDDRC), - .pfn = __phys_to_pfn(SAMA5D4_BASE_MPDDRC), - .length = SZ_512, - .type = MT_DEVICE, - }, - { - .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_PMC), - .pfn = __phys_to_pfn(SAMA5D4_BASE_PMC), - .length = SZ_512, - .type = MT_DEVICE, - }, - { /* On sama5d4, we use USART3 as serial console */ - .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_USART3), - .pfn = __phys_to_pfn(SAMA5D4_BASE_USART3), - .length = SZ_256, - .type = MT_DEVICE, - }, - { /* A bunch of peripheral with fine grained IO space */ - .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_SYS2), - .pfn = __phys_to_pfn(SAMA5D4_BASE_SYS2), - .length = SZ_2K, - .type = MT_DEVICE, - }, -}; - -static void __init sama5_alt_map_io(void) -{ - at91_alt_map_io(); - iotable_init(at91_io_desc, ARRAY_SIZE(at91_io_desc)); -} - static const char *sama5_alt_dt_board_compat[] __initconst = { "atmel,sama5d4", NULL @@ -104,7 +72,6 @@ static const char *sama5_alt_dt_board_compat[] __initconst = { DT_MACHINE_START(sama5_alt_dt, "Atmel SAMA5") /* Maintainer: Atmel */ - .map_io = sama5_alt_map_io, .init_machine = sama5_dt_device_init, .dt_compat = sama5_alt_dt_board_compat, .l2c_aux_mask = ~0UL, diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c deleted file mode 100644 index 4e58bc9..0000000 --- a/arch/arm/mach-at91/setup.c +++ /dev/null @@ -1,330 +0,0 @@ -/* - * Copyright (C) 2007 Atmel Corporation. - * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> - * - * Under GPLv2 - */ - -#define pr_fmt(fmt) "AT91: " fmt - -#include <linux/module.h> -#include <linux/io.h> -#include <linux/mm.h> -#include <linux/pm.h> -#include <linux/of_address.h> -#include <linux/pinctrl/machine.h> -#include <linux/clk/at91_pmc.h> - -#include <asm/system_misc.h> -#include <asm/mach/map.h> - -#include <mach/hardware.h> -#include <mach/cpu.h> -#include <mach/at91_dbgu.h> - -#include "generic.h" -#include "pm.h" - -struct at91_socinfo at91_soc_initdata; -EXPORT_SYMBOL(at91_soc_initdata); - -static struct map_desc at91_io_desc __initdata __maybe_unused = { - .virtual = (unsigned long)AT91_VA_BASE_SYS, - .pfn = __phys_to_pfn(AT91_BASE_SYS), - .length = SZ_16K, - .type = MT_DEVICE, -}; - -static struct map_desc at91_alt_io_desc __initdata __maybe_unused = { - .virtual = (unsigned long)AT91_ALT_VA_BASE_SYS, - .pfn = __phys_to_pfn(AT91_ALT_BASE_SYS), - .length = 24 * SZ_1K, - .type = MT_DEVICE, -}; - -static void __init soc_detect(u32 dbgu_base) -{ - u32 cidr, socid; - - cidr = __raw_readl(AT91_IO_P2V(dbgu_base) + AT91_DBGU_CIDR); - socid = cidr & ~AT91_CIDR_VERSION; - - switch (socid) { - case ARCH_ID_AT91RM9200: - at91_soc_initdata.type = AT91_SOC_RM9200; - if (at91_soc_initdata.subtype == AT91_SOC_SUBTYPE_UNKNOWN) - at91_soc_initdata.subtype = AT91_SOC_RM9200_BGA; - break; - - case ARCH_ID_AT91SAM9260: - at91_soc_initdata.type = AT91_SOC_SAM9260; - at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE; - break; - - case ARCH_ID_AT91SAM9261: - at91_soc_initdata.type = AT91_SOC_SAM9261; - at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE; - break; - - case ARCH_ID_AT91SAM9263: - at91_soc_initdata.type = AT91_SOC_SAM9263; - at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE; - break; - - case ARCH_ID_AT91SAM9G20: - at91_soc_initdata.type = AT91_SOC_SAM9G20; - at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE; - break; - - case ARCH_ID_AT91SAM9G45: - at91_soc_initdata.type = AT91_SOC_SAM9G45; - if (cidr == ARCH_ID_AT91SAM9G45ES) - at91_soc_initdata.subtype = AT91_SOC_SAM9G45ES; - break; - - case ARCH_ID_AT91SAM9RL64: - at91_soc_initdata.type = AT91_SOC_SAM9RL; - at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE; - break; - - case ARCH_ID_AT91SAM9X5: - at91_soc_initdata.type = AT91_SOC_SAM9X5; - break; - - case ARCH_ID_AT91SAM9N12: - at91_soc_initdata.type = AT91_SOC_SAM9N12; - break; - - case ARCH_ID_SAMA5: - at91_soc_initdata.exid = __raw_readl(AT91_IO_P2V(dbgu_base) + AT91_DBGU_EXID); - if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D3) { - at91_soc_initdata.type = AT91_SOC_SAMA5D3; - } - break; - } - - /* at91sam9g10 */ - if ((socid & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10) { - at91_soc_initdata.type = AT91_SOC_SAM9G10; - at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE; - } - /* at91sam9xe */ - else if ((cidr & AT91_CIDR_ARCH) == ARCH_FAMILY_AT91SAM9XE) { - at91_soc_initdata.type = AT91_SOC_SAM9260; - at91_soc_initdata.subtype = AT91_SOC_SAM9XE; - } - - if (!at91_soc_is_detected()) - return; - - at91_soc_initdata.cidr = cidr; - - /* sub version of soc */ - if (!at91_soc_initdata.exid) - at91_soc_initdata.exid = __raw_readl(AT91_IO_P2V(dbgu_base) + AT91_DBGU_EXID); - - if (at91_soc_initdata.type == AT91_SOC_SAM9G45) { - switch (at91_soc_initdata.exid) { - case ARCH_EXID_AT91SAM9M10: - at91_soc_initdata.subtype = AT91_SOC_SAM9M10; - break; - case ARCH_EXID_AT91SAM9G46: - at91_soc_initdata.subtype = AT91_SOC_SAM9G46; - break; - case ARCH_EXID_AT91SAM9M11: - at91_soc_initdata.subtype = AT91_SOC_SAM9M11; - break; - } - } - - if (at91_soc_initdata.type == AT91_SOC_SAM9X5) { - switch (at91_soc_initdata.exid) { - case ARCH_EXID_AT91SAM9G15: - at91_soc_initdata.subtype = AT91_SOC_SAM9G15; - break; - case ARCH_EXID_AT91SAM9G35: - at91_soc_initdata.subtype = AT91_SOC_SAM9G35; - break; - case ARCH_EXID_AT91SAM9X35: - at91_soc_initdata.subtype = AT91_SOC_SAM9X35; - break; - case ARCH_EXID_AT91SAM9G25: - at91_soc_initdata.subtype = AT91_SOC_SAM9G25; - break; - case ARCH_EXID_AT91SAM9X25: - at91_soc_initdata.subtype = AT91_SOC_SAM9X25; - break; - } - } - - if (at91_soc_initdata.type == AT91_SOC_SAMA5D3) { - switch (at91_soc_initdata.exid) { - case ARCH_EXID_SAMA5D31: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D31; - break; - case ARCH_EXID_SAMA5D33: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D33; - break; - case ARCH_EXID_SAMA5D34: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D34; - break; - case ARCH_EXID_SAMA5D35: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D35; - break; - case ARCH_EXID_SAMA5D36: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D36; - break; - } - } -} - -static void __init alt_soc_detect(u32 dbgu_base) -{ - u32 cidr, socid; - - /* SoC ID */ - cidr = __raw_readl(AT91_ALT_IO_P2V(dbgu_base) + AT91_DBGU_CIDR); - socid = cidr & ~AT91_CIDR_VERSION; - - switch (socid) { - case ARCH_ID_SAMA5: - at91_soc_initdata.exid = __raw_readl(AT91_ALT_IO_P2V(dbgu_base) + AT91_DBGU_EXID); - if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D3) { - at91_soc_initdata.type = AT91_SOC_SAMA5D3; - } else if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D4) { - at91_soc_initdata.type = AT91_SOC_SAMA5D4; - } - break; - } - - if (!at91_soc_is_detected()) - return; - - at91_soc_initdata.cidr = cidr; - - /* sub version of soc */ - if (!at91_soc_initdata.exid) - at91_soc_initdata.exid = __raw_readl(AT91_ALT_IO_P2V(dbgu_base) + AT91_DBGU_EXID); - - if (at91_soc_initdata.type == AT91_SOC_SAMA5D4) { - switch (at91_soc_initdata.exid) { - case ARCH_EXID_SAMA5D41: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D41; - break; - case ARCH_EXID_SAMA5D42: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D42; - break; - case ARCH_EXID_SAMA5D43: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D43; - break; - case ARCH_EXID_SAMA5D44: - at91_soc_initdata.subtype = AT91_SOC_SAMA5D44; - break; - } - } -} - -static const char *soc_name[] = { - [AT91_SOC_RM9200] = "at91rm9200", - [AT91_SOC_SAM9260] = "at91sam9260", - [AT91_SOC_SAM9261] = "at91sam9261", - [AT91_SOC_SAM9263] = "at91sam9263", - [AT91_SOC_SAM9G10] = "at91sam9g10", - [AT91_SOC_SAM9G20] = "at91sam9g20", - [AT91_SOC_SAM9G45] = "at91sam9g45", - [AT91_SOC_SAM9RL] = "at91sam9rl", - [AT91_SOC_SAM9X5] = "at91sam9x5", - [AT91_SOC_SAM9N12] = "at91sam9n12", - [AT91_SOC_SAMA5D3] = "sama5d3", - [AT91_SOC_SAMA5D4] = "sama5d4", - [AT91_SOC_UNKNOWN] = "Unknown", -}; - -const char *at91_get_soc_type(struct at91_socinfo *c) -{ - return soc_name[c->type]; -} -EXPORT_SYMBOL(at91_get_soc_type); - -static const char *soc_subtype_name[] = { - [AT91_SOC_RM9200_BGA] = "at91rm9200 BGA", - [AT91_SOC_RM9200_PQFP] = "at91rm9200 PQFP", - [AT91_SOC_SAM9XE] = "at91sam9xe", - [AT91_SOC_SAM9G45ES] = "at91sam9g45es", - [AT91_SOC_SAM9M10] = "at91sam9m10", - [AT91_SOC_SAM9G46] = "at91sam9g46", - [AT91_SOC_SAM9M11] = "at91sam9m11", - [AT91_SOC_SAM9G15] = "at91sam9g15", - [AT91_SOC_SAM9G35] = "at91sam9g35", - [AT91_SOC_SAM9X35] = "at91sam9x35", - [AT91_SOC_SAM9G25] = "at91sam9g25", - [AT91_SOC_SAM9X25] = "at91sam9x25", - [AT91_SOC_SAMA5D31] = "sama5d31", - [AT91_SOC_SAMA5D33] = "sama5d33", - [AT91_SOC_SAMA5D34] = "sama5d34", - [AT91_SOC_SAMA5D35] = "sama5d35", - [AT91_SOC_SAMA5D36] = "sama5d36", - [AT91_SOC_SAMA5D41] = "sama5d41", - [AT91_SOC_SAMA5D42] = "sama5d42", - [AT91_SOC_SAMA5D43] = "sama5d43", - [AT91_SOC_SAMA5D44] = "sama5d44", - [AT91_SOC_SUBTYPE_NONE] = "None", - [AT91_SOC_SUBTYPE_UNKNOWN] = "Unknown", -}; - -const char *at91_get_soc_subtype(struct at91_socinfo *c) -{ - return soc_subtype_name[c->subtype]; -} -EXPORT_SYMBOL(at91_get_soc_subtype); - -void __init at91_map_io(void) -{ - /* Map peripherals */ - iotable_init(&at91_io_desc, 1); - - at91_soc_initdata.type = AT91_SOC_UNKNOWN; - at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_UNKNOWN; - - soc_detect(AT91_BASE_DBGU0); - if (!at91_soc_is_detected()) - soc_detect(AT91_BASE_DBGU1); - - if (!at91_soc_is_detected()) - panic(pr_fmt("Impossible to detect the SOC type")); - - pr_info("Detected soc type: %s\n", - at91_get_soc_type(&at91_soc_initdata)); - if (at91_soc_initdata.subtype != AT91_SOC_SUBTYPE_NONE) - pr_info("Detected soc subtype: %s\n", - at91_get_soc_subtype(&at91_soc_initdata)); -} - -void __init at91_alt_map_io(void) -{ - /* Map peripherals */ - iotable_init(&at91_alt_io_desc, 1); - - at91_soc_initdata.type = AT91_SOC_UNKNOWN; - at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_UNKNOWN; - - alt_soc_detect(AT91_BASE_DBGU2); - if (!at91_soc_is_detected()) - panic("AT91: Impossible to detect the SOC type"); - - pr_info("AT91: Detected soc type: %s\n", - at91_get_soc_type(&at91_soc_initdata)); - if (at91_soc_initdata.subtype != AT91_SOC_SUBTYPE_NONE) - pr_info("AT91: Detected soc subtype: %s\n", - at91_get_soc_subtype(&at91_soc_initdata)); -} - -void __iomem *at91_matrix_base; -EXPORT_SYMBOL_GPL(at91_matrix_base); - -void __init at91_ioremap_matrix(u32 base_addr) -{ - at91_matrix_base = ioremap(base_addr, 512); - if (!at91_matrix_base) - panic(pr_fmt("Impossible to ioremap at91_matrix_base\n")); -} diff --git a/arch/arm/mach-at91/soc.c b/arch/arm/mach-at91/soc.c new file mode 100644 index 0000000..54343ff --- /dev/null +++ b/arch/arm/mach-at91/soc.c @@ -0,0 +1,97 @@ +/* + * Copyright (C) 2015 Atmel + * + * Alexandre Belloni <alexandre.belloni@free-electrons.com + * Boris Brezillon <boris.brezillon@free-electrons.com + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + * + */ + +#define pr_fmt(fmt) "AT91: " fmt + +#include <linux/io.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_platform.h> +#include <linux/slab.h> +#include <linux/sys_soc.h> + +#include "soc.h" + +#define AT91_DBGU_CIDR 0x40 +#define AT91_DBGU_CIDR_VERSION(x) ((x) & 0x1f) +#define AT91_DBGU_CIDR_EXT BIT(31) +#define AT91_DBGU_CIDR_MATCH_MASK 0x7fffffe0 +#define AT91_DBGU_EXID 0x44 + +struct soc_device * __init at91_soc_init(const struct at91_soc *socs) +{ + struct soc_device_attribute *soc_dev_attr; + const struct at91_soc *soc; + struct soc_device *soc_dev; + struct device_node *np; + void __iomem *regs; + u32 cidr, exid; + + np = of_find_compatible_node(NULL, NULL, "atmel,at91rm9200-dbgu"); + if (!np) + np = of_find_compatible_node(NULL, NULL, + "atmel,at91sam9260-dbgu"); + + if (!np) { + pr_warn("Could not find DBGU node"); + return NULL; + } + + regs = of_iomap(np, 0); + of_node_put(np); + + if (!regs) { + pr_warn("Could not map DBGU iomem range"); + return NULL; + } + + cidr = readl(regs + AT91_DBGU_CIDR); + exid = readl(regs + AT91_DBGU_EXID); + + iounmap(regs); + + for (soc = socs; soc->name; soc++) { + if (soc->cidr_match != (cidr & AT91_DBGU_CIDR_MATCH_MASK)) + continue; + + if (!(cidr & AT91_DBGU_CIDR_EXT) || soc->exid_match == exid) + break; + } + + if (!soc->name) { + pr_warn("Could not find matching SoC description\n"); + return NULL; + } + + soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); + if (!soc_dev_attr) + return NULL; + + soc_dev_attr->family = soc->family; + soc_dev_attr->soc_id = soc->name; + soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%X", + AT91_DBGU_CIDR_VERSION(cidr)); + soc_dev = soc_device_register(soc_dev_attr); + if (IS_ERR(soc_dev)) { + kfree(soc_dev_attr->revision); + kfree(soc_dev_attr); + pr_warn("Could not register SoC device\n"); + return NULL; + } + + if (soc->family) + pr_info("Detected SoC family: %s\n", soc->family); + pr_info("Detected SoC: %s, revision %X\n", soc->name, + AT91_DBGU_CIDR_VERSION(cidr)); + + return soc_dev; +} diff --git a/arch/arm/mach-at91/soc.h b/arch/arm/mach-at91/soc.h new file mode 100644 index 0000000..be23c40 --- /dev/null +++ b/arch/arm/mach-at91/soc.h @@ -0,0 +1,78 @@ +/* + * Copyright (C) 2015 Atmel + * + * Boris Brezillon <boris.brezillon@free-electrons.com + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + * + */ + +#ifndef __AT91_SOC_H +#define __AT91_SOC_H + +#include <linux/sys_soc.h> + +struct at91_soc { + u32 cidr_match; + u32 exid_match; + const char *name; + const char *family; +}; + +#define AT91_SOC(__cidr, __exid, __name, __family) \ + { \ + .cidr_match = (__cidr), \ + .exid_match = (__exid), \ + .name = (__name), \ + .family = (__family), \ + } + +struct soc_device * __init +at91_soc_init(const struct at91_soc *socs); + +#define AT91RM9200_CIDR_MATCH 0x09290780 + +#define AT91SAM9260_CIDR_MATCH 0x019803a0 +#define AT91SAM9261_CIDR_MATCH 0x019703a0 +#define AT91SAM9263_CIDR_MATCH 0x019607a0 +#define AT91SAM9G20_CIDR_MATCH 0x019905a0 +#define AT91SAM9RL64_CIDR_MATCH 0x019b03a0 +#define AT91SAM9G45_CIDR_MATCH 0x019b05a0 +#define AT91SAM9X5_CIDR_MATCH 0x019a05a0 +#define AT91SAM9N12_CIDR_MATCH 0x019a07a0 + +#define AT91SAM9M11_EXID_MATCH 0x00000001 +#define AT91SAM9M10_EXID_MATCH 0x00000002 +#define AT91SAM9G46_EXID_MATCH 0x00000003 +#define AT91SAM9G45_EXID_MATCH 0x00000004 + +#define AT91SAM9G15_EXID_MATCH 0x00000000 +#define AT91SAM9G35_EXID_MATCH 0x00000001 +#define AT91SAM9X35_EXID_MATCH 0x00000002 +#define AT91SAM9G25_EXID_MATCH 0x00000003 +#define AT91SAM9X25_EXID_MATCH 0x00000004 + +#define AT91SAM9CN12_EXID_MATCH 0x00000005 +#define AT91SAM9N12_EXID_MATCH 0x00000006 +#define AT91SAM9CN11_EXID_MATCH 0x00000009 + +#define AT91SAM9XE128_CIDR_MATCH 0x329973a0 +#define AT91SAM9XE256_CIDR_MATCH 0x329a93a0 +#define AT91SAM9XE512_CIDR_MATCH 0x329aa3a0 + +#define SAMA5D3_CIDR_MATCH 0x0a5c07c0 +#define SAMA5D31_EXID_MATCH 0x00444300 +#define SAMA5D33_EXID_MATCH 0x00414300 +#define SAMA5D34_EXID_MATCH 0x00414301 +#define SAMA5D35_EXID_MATCH 0x00584300 +#define SAMA5D36_EXID_MATCH 0x00004301 + +#define SAMA5D4_CIDR_MATCH 0x0a5c07c0 +#define SAMA5D41_EXID_MATCH 0x00000001 +#define SAMA5D42_EXID_MATCH 0x00000002 +#define SAMA5D43_EXID_MATCH 0x00000003 +#define SAMA5D44_EXID_MATCH 0x00000004 + +#endif /* __AT91_SOC_H */ diff --git a/arch/arm/mach-bcm/bcm_cygnus.c b/arch/arm/mach-bcm/bcm_cygnus.c index 30dc58b..7ae894c 100644 --- a/arch/arm/mach-bcm/bcm_cygnus.c +++ b/arch/arm/mach-bcm/bcm_cygnus.c @@ -13,7 +13,7 @@ #include <asm/mach/arch.h> -static const char const *bcm_cygnus_dt_compat[] = { +static const char * const bcm_cygnus_dt_compat[] __initconst = { "brcm,cygnus", NULL, }; diff --git a/arch/arm/mach-cns3xxx/pm.c b/arch/arm/mach-cns3xxx/pm.c index fb38c72..f46b78d 100644 --- a/arch/arm/mach-cns3xxx/pm.c +++ b/arch/arm/mach-cns3xxx/pm.c @@ -73,7 +73,6 @@ static void cns3xxx_pwr_soft_rst_force(unsigned int block) __raw_writel(reg, PM_SOFT_RST_REG); } -EXPORT_SYMBOL(cns3xxx_pwr_soft_rst_force); void cns3xxx_pwr_soft_rst(unsigned int block) { diff --git a/arch/arm/mach-davinci/asp.h b/arch/arm/mach-davinci/asp.h index d9b2acd..1128e1d 100644 --- a/arch/arm/mach-davinci/asp.h +++ b/arch/arm/mach-davinci/asp.h @@ -21,6 +21,9 @@ /* Bases of da830 McASP1 register banks */ #define DAVINCI_DA830_MCASP1_REG_BASE 0x01D04000 +/* Bases of da830 McASP2 register banks */ +#define DAVINCI_DA830_MCASP2_REG_BASE 0x01D08000 + /* EDMA channels of dm644x and dm355 */ #define DAVINCI_DMA_ASP0_TX 2 #define DAVINCI_DMA_ASP0_RX 3 @@ -40,6 +43,10 @@ #define DAVINCI_DA830_DMA_MCASP1_AREVT 2 #define DAVINCI_DA830_DMA_MCASP1_AXEVT 3 +/* EDMA channels of da830 McASP2 */ +#define DAVINCI_DA830_DMA_MCASP2_AREVT 4 +#define DAVINCI_DA830_DMA_MCASP2_AXEVT 5 + /* Interrupts */ #define DAVINCI_ASP0_RX_INT IRQ_MBRINT #define DAVINCI_ASP0_TX_INT IRQ_MBXINT diff --git a/arch/arm/mach-davinci/cpuidle.c b/arch/arm/mach-davinci/cpuidle.c index e365c1b..306ebc5 100644 --- a/arch/arm/mach-davinci/cpuidle.c +++ b/arch/arm/mach-davinci/cpuidle.c @@ -17,7 +17,6 @@ #include <linux/cpuidle.h> #include <linux/io.h> #include <linux/export.h> -#include <asm/proc-fns.h> #include <asm/cpuidle.h> #include <mach/cpuidle.h> diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index b85b781..ddfdd82 100644 --- a/arch/arm/mach-davinci/devices-da8xx.c +++ b/arch/arm/mach-davinci/devices-da8xx.c @@ -463,16 +463,23 @@ static struct resource da830_mcasp1_resources[] = { }, /* TX event */ { + .name = "tx", .start = DAVINCI_DA830_DMA_MCASP1_AXEVT, .end = DAVINCI_DA830_DMA_MCASP1_AXEVT, .flags = IORESOURCE_DMA, }, /* RX event */ { + .name = "rx", .start = DAVINCI_DA830_DMA_MCASP1_AREVT, .end = DAVINCI_DA830_DMA_MCASP1_AREVT, .flags = IORESOURCE_DMA, }, + { + .name = "common", + .start = IRQ_DA8XX_MCASPINT, + .flags = IORESOURCE_IRQ, + }, }; static struct platform_device da830_mcasp1_device = { @@ -482,6 +489,41 @@ static struct platform_device da830_mcasp1_device = { .resource = da830_mcasp1_resources, }; +static struct resource da830_mcasp2_resources[] = { + { + .name = "mpu", + .start = DAVINCI_DA830_MCASP2_REG_BASE, + .end = DAVINCI_DA830_MCASP2_REG_BASE + (SZ_1K * 12) - 1, + .flags = IORESOURCE_MEM, + }, + /* TX event */ + { + .name = "tx", + .start = DAVINCI_DA830_DMA_MCASP2_AXEVT, + .end = DAVINCI_DA830_DMA_MCASP2_AXEVT, + .flags = IORESOURCE_DMA, + }, + /* RX event */ + { + .name = "rx", + .start = DAVINCI_DA830_DMA_MCASP2_AREVT, + .end = DAVINCI_DA830_DMA_MCASP2_AREVT, + .flags = IORESOURCE_DMA, + }, + { + .name = "common", + .start = IRQ_DA8XX_MCASPINT, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device da830_mcasp2_device = { + .name = "davinci-mcasp", + .id = 2, + .num_resources = ARRAY_SIZE(da830_mcasp2_resources), + .resource = da830_mcasp2_resources, +}; + static struct resource da850_mcasp_resources[] = { { .name = "mpu", @@ -491,16 +533,23 @@ static struct resource da850_mcasp_resources[] = { }, /* TX event */ { + .name = "tx", .start = DAVINCI_DA8XX_DMA_MCASP0_AXEVT, .end = DAVINCI_DA8XX_DMA_MCASP0_AXEVT, .flags = IORESOURCE_DMA, }, /* RX event */ { + .name = "rx", .start = DAVINCI_DA8XX_DMA_MCASP0_AREVT, .end = DAVINCI_DA8XX_DMA_MCASP0_AREVT, .flags = IORESOURCE_DMA, }, + { + .name = "common", + .start = IRQ_DA8XX_MCASPINT, + .flags = IORESOURCE_IRQ, + }, }; static struct platform_device da850_mcasp_device = { @@ -512,14 +561,31 @@ static struct platform_device da850_mcasp_device = { void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata) { - /* DA830/OMAP-L137 has 3 instances of McASP */ - if (cpu_is_davinci_da830() && id == 1) { - da830_mcasp1_device.dev.platform_data = pdata; - platform_device_register(&da830_mcasp1_device); - } else if (cpu_is_davinci_da850()) { - da850_mcasp_device.dev.platform_data = pdata; - platform_device_register(&da850_mcasp_device); + struct platform_device *pdev; + + switch (id) { + case 0: + /* Valid for DA830/OMAP-L137 or DA850/OMAP-L138 */ + pdev = &da850_mcasp_device; + break; + case 1: + /* Valid for DA830/OMAP-L137 only */ + if (!cpu_is_davinci_da830()) + return; + pdev = &da830_mcasp1_device; + break; + case 2: + /* Valid for DA830/OMAP-L137 only */ + if (!cpu_is_davinci_da830()) + return; + pdev = &da830_mcasp2_device; + break; + default: + return; } + + pdev->dev.platform_data = pdata; + platform_device_register(pdev); } static struct resource da8xx_pruss_resources[] = { diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c index 6c3bbea..3f842bb 100644 --- a/arch/arm/mach-davinci/dm646x.c +++ b/arch/arm/mach-davinci/dm646x.c @@ -493,7 +493,6 @@ static u8 dm646x_default_priorities[DAVINCI_N_AINTC_IRQ] = { [IRQ_DM646X_EMACMISCINT] = 7, [IRQ_DM646X_MCASP0TXINT] = 7, [IRQ_DM646X_MCASP0RXINT] = 7, - [IRQ_AEMIFINT] = 7, [IRQ_DM646X_RESERVED_3] = 7, [IRQ_DM646X_MCASP1TXINT] = 7, /* clockevent */ [IRQ_TINT0_TINT34] = 7, /* clocksource */ @@ -610,19 +609,31 @@ static struct resource dm646x_mcasp0_resources[] = { .end = DAVINCI_DM646X_MCASP0_REG_BASE + (SZ_1K << 1) - 1, .flags = IORESOURCE_MEM, }, - /* first TX, then RX */ { + .name = "tx", .start = DAVINCI_DM646X_DMA_MCASP0_AXEVT0, .end = DAVINCI_DM646X_DMA_MCASP0_AXEVT0, .flags = IORESOURCE_DMA, }, { + .name = "rx", .start = DAVINCI_DM646X_DMA_MCASP0_AREVT0, .end = DAVINCI_DM646X_DMA_MCASP0_AREVT0, .flags = IORESOURCE_DMA, }, + { + .name = "tx", + .start = IRQ_DM646X_MCASP0TXINT, + .flags = IORESOURCE_IRQ, + }, + { + .name = "rx", + .start = IRQ_DM646X_MCASP0RXINT, + .flags = IORESOURCE_IRQ, + }, }; +/* DIT mode only, rx is not supported */ static struct resource dm646x_mcasp1_resources[] = { { .name = "mpu", @@ -630,17 +641,16 @@ static struct resource dm646x_mcasp1_resources[] = { .end = DAVINCI_DM646X_MCASP1_REG_BASE + (SZ_1K << 1) - 1, .flags = IORESOURCE_MEM, }, - /* DIT mode, only TX event */ { + .name = "tx", .start = DAVINCI_DM646X_DMA_MCASP1_AXEVT1, .end = DAVINCI_DM646X_DMA_MCASP1_AXEVT1, .flags = IORESOURCE_DMA, }, - /* DIT mode, dummy entry */ { - .start = -1, - .end = -1, - .flags = IORESOURCE_DMA, + .name = "tx", + .start = IRQ_DM646X_MCASP1TXINT, + .flags = IORESOURCE_IRQ, }, }; diff --git a/arch/arm/mach-davinci/include/mach/irqs.h b/arch/arm/mach-davinci/include/mach/irqs.h index 354af71..edb2ca6 100644 --- a/arch/arm/mach-davinci/include/mach/irqs.h +++ b/arch/arm/mach-davinci/include/mach/irqs.h @@ -129,8 +129,8 @@ #define IRQ_DM646X_EMACMISCINT 27 #define IRQ_DM646X_MCASP0TXINT 28 #define IRQ_DM646X_MCASP0RXINT 29 +#define IRQ_DM646X_MCASP1TXINT 30 #define IRQ_DM646X_RESERVED_3 31 -#define IRQ_DM646X_MCASP1TXINT 32 #define IRQ_DM646X_VLQINT 38 #define IRQ_DM646X_UARTINT2 42 #define IRQ_DM646X_SPINT0 43 diff --git a/arch/arm/mach-dove/pcie.c b/arch/arm/mach-dove/pcie.c index 8a275f2..91fe971 100644 --- a/arch/arm/mach-dove/pcie.c +++ b/arch/arm/mach-dove/pcie.c @@ -155,17 +155,13 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL, PCI_ANY_ID, rc_pci_fixup); static struct pci_bus __init * dove_pcie_scan_bus(int nr, struct pci_sys_data *sys) { - struct pci_bus *bus; - - if (nr < num_pcie_ports) { - bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys, - &sys->resources); - } else { - bus = NULL; + if (nr >= num_pcie_ports) { BUG(); + return NULL; } - return bus; + return pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys, + &sys->resources); } static int __init dove_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index f70eca7..acd5b56 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -126,6 +126,12 @@ enum { void exynos_firmware_init(void); +/* CPU BOOT mode flag for Exynos3250 SoC bootloader */ +#define C2_STATE (1 << 3) + +void exynos_set_boot_flag(unsigned int cpu, unsigned int mode); +void exynos_clear_boot_flag(unsigned int cpu, unsigned int mode); + extern u32 exynos_get_eint_wake_mask(void); #ifdef CONFIG_PM_SLEEP diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c index 9e9dfdf..bcde0dd 100644 --- a/arch/arm/mach-exynos/exynos.c +++ b/arch/arm/mach-exynos/exynos.c @@ -166,16 +166,14 @@ static void __init exynos_init_io(void) exynos_map_io(); } +/* + * Apparently, these SoCs are not able to wake-up from suspend using + * the PMU. Too bad. Should they suddenly become capable of such a + * feat, the matches below should be moved to suspend.c. + */ static const struct of_device_id exynos_dt_pmu_match[] = { - { .compatible = "samsung,exynos3250-pmu" }, - { .compatible = "samsung,exynos4210-pmu" }, - { .compatible = "samsung,exynos4212-pmu" }, - { .compatible = "samsung,exynos4412-pmu" }, - { .compatible = "samsung,exynos4415-pmu" }, - { .compatible = "samsung,exynos5250-pmu" }, { .compatible = "samsung,exynos5260-pmu" }, { .compatible = "samsung,exynos5410-pmu" }, - { .compatible = "samsung,exynos5420-pmu" }, { /*sentinel*/ }, }; @@ -186,9 +184,6 @@ static void exynos_map_pmu(void) np = of_find_matching_node(NULL, exynos_dt_pmu_match); if (np) pmu_base_addr = of_iomap(np, 0); - - if (!pmu_base_addr) - panic("failed to find exynos pmu register\n"); } static void __init exynos_init_irq(void) @@ -211,7 +206,7 @@ static void __init exynos_dt_machine_init(void) if (!IS_ENABLED(CONFIG_SMP)) exynos_sysram_init(); -#ifdef CONFIG_ARM_EXYNOS_CPUIDLE +#if defined(CONFIG_SMP) && defined(CONFIG_ARM_EXYNOS_CPUIDLE) if (of_machine_is_compatible("samsung,exynos4210")) exynos_cpuidle.dev.platform_data = &cpuidle_coupled_exynos_data; #endif @@ -219,6 +214,7 @@ static void __init exynos_dt_machine_init(void) of_machine_is_compatible("samsung,exynos4212") || (of_machine_is_compatible("samsung,exynos4412") && of_machine_is_compatible("samsung,trats2")) || + of_machine_is_compatible("samsung,exynos3250") || of_machine_is_compatible("samsung,exynos5250")) platform_device_register(&exynos_cpuidle); diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c index 4791a3c..1bd3576 100644 --- a/arch/arm/mach-exynos/firmware.c +++ b/arch/arm/mach-exynos/firmware.c @@ -48,7 +48,13 @@ static int exynos_do_idle(unsigned long mode) __raw_writel(virt_to_phys(exynos_cpu_resume_ns), sysram_ns_base_addr + 0x24); __raw_writel(EXYNOS_AFTR_MAGIC, sysram_ns_base_addr + 0x20); - exynos_smc(SMC_CMD_CPU0AFTR, 0, 0, 0); + if (soc_is_exynos3250()) { + exynos_smc(SMC_CMD_SAVE, OP_TYPE_CORE, + SMC_POWERSTATE_IDLE, 0); + exynos_smc(SMC_CMD_SHUTDOWN, OP_TYPE_CLUSTER, + SMC_POWERSTATE_IDLE, 0); + } else + exynos_smc(SMC_CMD_CPU0AFTR, 0, 0, 0); break; case FW_DO_IDLE_SLEEP: exynos_smc(SMC_CMD_SLEEP, 0, 0, 0); @@ -206,3 +212,28 @@ void __init exynos_firmware_init(void) outer_cache.configure = exynos_l2_configure; } } + +#define REG_CPU_STATE_ADDR (sysram_ns_base_addr + 0x28) +#define BOOT_MODE_MASK 0x1f + +void exynos_set_boot_flag(unsigned int cpu, unsigned int mode) +{ + unsigned int tmp; + + tmp = __raw_readl(REG_CPU_STATE_ADDR + cpu * 4); + + if (mode & BOOT_MODE_MASK) + tmp &= ~BOOT_MODE_MASK; + + tmp |= mode; + __raw_writel(tmp, REG_CPU_STATE_ADDR + cpu * 4); +} + +void exynos_clear_boot_flag(unsigned int cpu, unsigned int mode) +{ + unsigned int tmp; + + tmp = __raw_readl(REG_CPU_STATE_ADDR + cpu * 4); + tmp &= ~mode; + __raw_writel(tmp, REG_CPU_STATE_ADDR + cpu * 4); +} diff --git a/arch/arm/mach-exynos/mcpm-exynos.c b/arch/arm/mach-exynos/mcpm-exynos.c index b0d3c2e..9bdf547 100644 --- a/arch/arm/mach-exynos/mcpm-exynos.c +++ b/arch/arm/mach-exynos/mcpm-exynos.c @@ -61,25 +61,7 @@ static void __iomem *ns_sram_base_addr; : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ "r9", "r10", "lr", "memory") -/* - * We can't use regular spinlocks. In the switcher case, it is possible - * for an outbound CPU to call power_down() after its inbound counterpart - * is already live using the same logical CPU number which trips lockdep - * debugging. - */ -static arch_spinlock_t exynos_mcpm_lock = __ARCH_SPIN_LOCK_UNLOCKED; -static int -cpu_use_count[EXYNOS5420_CPUS_PER_CLUSTER][EXYNOS5420_NR_CLUSTERS]; - -#define exynos_cluster_usecnt(cluster) \ - (cpu_use_count[0][cluster] + \ - cpu_use_count[1][cluster] + \ - cpu_use_count[2][cluster] + \ - cpu_use_count[3][cluster]) - -#define exynos_cluster_unused(cluster) !exynos_cluster_usecnt(cluster) - -static int exynos_power_up(unsigned int cpu, unsigned int cluster) +static int exynos_cpu_powerup(unsigned int cpu, unsigned int cluster) { unsigned int cpunr = cpu + (cluster * EXYNOS5420_CPUS_PER_CLUSTER); @@ -88,127 +70,65 @@ static int exynos_power_up(unsigned int cpu, unsigned int cluster) cluster >= EXYNOS5420_NR_CLUSTERS) return -EINVAL; - /* - * Since this is called with IRQs enabled, and no arch_spin_lock_irq - * variant exists, we need to disable IRQs manually here. - */ - local_irq_disable(); - arch_spin_lock(&exynos_mcpm_lock); - - cpu_use_count[cpu][cluster]++; - if (cpu_use_count[cpu][cluster] == 1) { - bool was_cluster_down = - (exynos_cluster_usecnt(cluster) == 1); - - /* - * Turn on the cluster (L2/COMMON) and then power on the - * cores. - */ - if (was_cluster_down) - exynos_cluster_power_up(cluster); - - exynos_cpu_power_up(cpunr); - } else if (cpu_use_count[cpu][cluster] != 2) { - /* - * The only possible values are: - * 0 = CPU down - * 1 = CPU (still) up - * 2 = CPU requested to be up before it had a chance - * to actually make itself down. - * Any other value is a bug. - */ - BUG(); - } + exynos_cpu_power_up(cpunr); + return 0; +} - arch_spin_unlock(&exynos_mcpm_lock); - local_irq_enable(); +static int exynos_cluster_powerup(unsigned int cluster) +{ + pr_debug("%s: cluster %u\n", __func__, cluster); + if (cluster >= EXYNOS5420_NR_CLUSTERS) + return -EINVAL; + exynos_cluster_power_up(cluster); return 0; } -/* - * NOTE: This function requires the stack data to be visible through power down - * and can only be executed on processors like A15 and A7 that hit the cache - * with the C bit clear in the SCTLR register. - */ -static void exynos_power_down(void) +static void exynos_cpu_powerdown_prepare(unsigned int cpu, unsigned int cluster) { - unsigned int mpidr, cpu, cluster; - bool last_man = false, skip_wfi = false; - unsigned int cpunr; - - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); - cpunr = cpu + (cluster * EXYNOS5420_CPUS_PER_CLUSTER); + unsigned int cpunr = cpu + (cluster * EXYNOS5420_CPUS_PER_CLUSTER); pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); BUG_ON(cpu >= EXYNOS5420_CPUS_PER_CLUSTER || cluster >= EXYNOS5420_NR_CLUSTERS); + exynos_cpu_power_down(cpunr); +} - __mcpm_cpu_going_down(cpu, cluster); - - arch_spin_lock(&exynos_mcpm_lock); - BUG_ON(__mcpm_cluster_state(cluster) != CLUSTER_UP); - cpu_use_count[cpu][cluster]--; - if (cpu_use_count[cpu][cluster] == 0) { - exynos_cpu_power_down(cpunr); - - if (exynos_cluster_unused(cluster)) { - exynos_cluster_power_down(cluster); - last_man = true; - } - } else if (cpu_use_count[cpu][cluster] == 1) { - /* - * A power_up request went ahead of us. - * Even if we do not want to shut this CPU down, - * the caller expects a certain state as if the WFI - * was aborted. So let's continue with cache cleaning. - */ - skip_wfi = true; - } else { - BUG(); - } - - if (last_man && __mcpm_outbound_enter_critical(cpu, cluster)) { - arch_spin_unlock(&exynos_mcpm_lock); - - if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A15) { - /* - * On the Cortex-A15 we need to disable - * L2 prefetching before flushing the cache. - */ - asm volatile( - "mcr p15, 1, %0, c15, c0, 3\n\t" - "isb\n\t" - "dsb" - : : "r" (0x400)); - } +static void exynos_cluster_powerdown_prepare(unsigned int cluster) +{ + pr_debug("%s: cluster %u\n", __func__, cluster); + BUG_ON(cluster >= EXYNOS5420_NR_CLUSTERS); + exynos_cluster_power_down(cluster); +} - /* Flush all cache levels for this cluster. */ - exynos_v7_exit_coherency_flush(all); +static void exynos_cpu_cache_disable(void) +{ + /* Disable and flush the local CPU cache. */ + exynos_v7_exit_coherency_flush(louis); +} +static void exynos_cluster_cache_disable(void) +{ + if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A15) { /* - * Disable cluster-level coherency by masking - * incoming snoops and DVM messages: + * On the Cortex-A15 we need to disable + * L2 prefetching before flushing the cache. */ - cci_disable_port_by_cpu(mpidr); - - __mcpm_outbound_leave_critical(cluster, CLUSTER_DOWN); - } else { - arch_spin_unlock(&exynos_mcpm_lock); - - /* Disable and flush the local CPU cache. */ - exynos_v7_exit_coherency_flush(louis); + asm volatile( + "mcr p15, 1, %0, c15, c0, 3\n\t" + "isb\n\t" + "dsb" + : : "r" (0x400)); } - __mcpm_cpu_down(cpu, cluster); - - /* Now we are prepared for power-down, do it: */ - if (!skip_wfi) - wfi(); + /* Flush all cache levels for this cluster. */ + exynos_v7_exit_coherency_flush(all); - /* Not dead at this point? Let our caller cope. */ + /* + * Disable cluster-level coherency by masking + * incoming snoops and DVM messages: + */ + cci_disable_port_by_cpu(read_cpuid_mpidr()); } static int exynos_wait_for_powerdown(unsigned int cpu, unsigned int cluster) @@ -222,10 +142,8 @@ static int exynos_wait_for_powerdown(unsigned int cpu, unsigned int cluster) /* Wait for the core state to be OFF */ while (tries--) { - if (ACCESS_ONCE(cpu_use_count[cpu][cluster]) == 0) { - if ((exynos_cpu_power_state(cpunr) == 0)) - return 0; /* success: the CPU is halted */ - } + if ((exynos_cpu_power_state(cpunr) == 0)) + return 0; /* success: the CPU is halted */ /* Otherwise, wait and retry: */ msleep(1); @@ -234,63 +152,23 @@ static int exynos_wait_for_powerdown(unsigned int cpu, unsigned int cluster) return -ETIMEDOUT; /* timeout */ } -static void exynos_powered_up(void) -{ - unsigned int mpidr, cpu, cluster; - - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); - - arch_spin_lock(&exynos_mcpm_lock); - if (cpu_use_count[cpu][cluster] == 0) - cpu_use_count[cpu][cluster] = 1; - arch_spin_unlock(&exynos_mcpm_lock); -} - -static void exynos_suspend(u64 residency) +static void exynos_cpu_is_up(unsigned int cpu, unsigned int cluster) { - unsigned int mpidr, cpunr; - - exynos_power_down(); - - /* - * Execution reaches here only if cpu did not power down. - * Hence roll back the changes done in exynos_power_down function. - * - * CAUTION: "This function requires the stack data to be visible through - * power down and can only be executed on processors like A15 and A7 - * that hit the cache with the C bit clear in the SCTLR register." - */ - mpidr = read_cpuid_mpidr(); - cpunr = exynos_pmu_cpunr(mpidr); - - exynos_cpu_power_up(cpunr); + /* especially when resuming: make sure power control is set */ + exynos_cpu_powerup(cpu, cluster); } static const struct mcpm_platform_ops exynos_power_ops = { - .power_up = exynos_power_up, - .power_down = exynos_power_down, + .cpu_powerup = exynos_cpu_powerup, + .cluster_powerup = exynos_cluster_powerup, + .cpu_powerdown_prepare = exynos_cpu_powerdown_prepare, + .cluster_powerdown_prepare = exynos_cluster_powerdown_prepare, + .cpu_cache_disable = exynos_cpu_cache_disable, + .cluster_cache_disable = exynos_cluster_cache_disable, .wait_for_powerdown = exynos_wait_for_powerdown, - .suspend = exynos_suspend, - .powered_up = exynos_powered_up, + .cpu_is_up = exynos_cpu_is_up, }; -static void __init exynos_mcpm_usage_count_init(void) -{ - unsigned int mpidr, cpu, cluster; - - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); - - pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); - BUG_ON(cpu >= EXYNOS5420_CPUS_PER_CLUSTER || - cluster >= EXYNOS5420_NR_CLUSTERS); - - cpu_use_count[cpu][cluster] = 1; -} - /* * Enable cluster-level coherency, in preparation for turning on the MMU. */ @@ -302,19 +180,6 @@ static void __naked exynos_pm_power_up_setup(unsigned int affinity_level) "b cci_enable_port_for_self"); } -static void __init exynos_cache_off(void) -{ - if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A15) { - /* disable L2 prefetching on the Cortex-A15 */ - asm volatile( - "mcr p15, 1, %0, c15, c0, 3\n\t" - "isb\n\t" - "dsb" - : : "r" (0x400)); - } - exynos_v7_exit_coherency_flush(all); -} - static const struct of_device_id exynos_dt_mcpm_match[] = { { .compatible = "samsung,exynos5420" }, { .compatible = "samsung,exynos5800" }, @@ -370,13 +235,11 @@ static int __init exynos_mcpm_init(void) */ pmu_raw_writel(EXYNOS5420_SWRESET_KFC_SEL, S5P_PMU_SPARE3); - exynos_mcpm_usage_count_init(); - ret = mcpm_platform_register(&exynos_power_ops); if (!ret) ret = mcpm_sync_init(exynos_pm_power_up_setup); if (!ret) - ret = mcpm_loopback(exynos_cache_off); /* turn on the CCI */ + ret = mcpm_loopback(exynos_cluster_cache_disable); /* turn on the CCI */ if (ret) { iounmap(ns_sram_base_addr); return ret; diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index d2e9f12..ebd135b 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -126,6 +126,8 @@ static inline void platform_do_lowpower(unsigned int cpu, int *spurious) */ void exynos_cpu_power_down(int cpu) { + u32 core_conf; + if (cpu == 0 && (soc_is_exynos5420() || soc_is_exynos5800())) { /* * Bypass power down for CPU0 during suspend. Check for @@ -137,7 +139,10 @@ void exynos_cpu_power_down(int cpu) if (!(val & S5P_CORE_LOCAL_PWR_EN)) return; } - pmu_raw_writel(0, EXYNOS_ARM_CORE_CONFIGURATION(cpu)); + + core_conf = pmu_raw_readl(EXYNOS_ARM_CORE_CONFIGURATION(cpu)); + core_conf &= ~S5P_CORE_LOCAL_PWR_EN; + pmu_raw_writel(core_conf, EXYNOS_ARM_CORE_CONFIGURATION(cpu)); } /** @@ -148,7 +153,12 @@ void exynos_cpu_power_down(int cpu) */ void exynos_cpu_power_up(int cpu) { - pmu_raw_writel(S5P_CORE_LOCAL_PWR_EN, + u32 core_conf = S5P_CORE_LOCAL_PWR_EN; + + if (soc_is_exynos3250()) + core_conf |= S5P_CORE_AUTOWAKEUP_EN; + + pmu_raw_writel(core_conf, EXYNOS_ARM_CORE_CONFIGURATION(cpu)); } @@ -226,6 +236,10 @@ static void exynos_core_restart(u32 core_id) if (!of_machine_is_compatible("samsung,exynos3250")) return; + while (!pmu_raw_readl(S5P_PMU_SPARE2)) + udelay(10); + udelay(10); + val = pmu_raw_readl(EXYNOS_ARM_CORE_STATUS(core_id)); val |= S5P_CORE_WAKEUP_FROM_LOCAL_CFG; pmu_raw_writel(val, EXYNOS_ARM_CORE_STATUS(core_id)); @@ -346,7 +360,10 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle) call_firmware_op(cpu_boot, core_id); - arch_send_wakeup_ipi_mask(cpumask_of(cpu)); + if (soc_is_exynos3250()) + dsb_sev(); + else + arch_send_wakeup_ipi_mask(cpumask_of(cpu)); if (pen_release == -1) break; diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c index e6209da..cc75ab4 100644 --- a/arch/arm/mach-exynos/pm.c +++ b/arch/arm/mach-exynos/pm.c @@ -127,6 +127,8 @@ int exynos_pm_central_resume(void) static void exynos_set_wakeupmask(long mask) { pmu_raw_writel(mask, S5P_WAKEUP_MASK); + if (soc_is_exynos3250()) + pmu_raw_writel(0x0, S5P_WAKEUP_MASK2); } static void exynos_cpu_set_boot_vector(long flags) @@ -140,7 +142,7 @@ static int exynos_aftr_finisher(unsigned long flags) { int ret; - exynos_set_wakeupmask(0x0000ff3e); + exynos_set_wakeupmask(soc_is_exynos3250() ? 0x40003ffe : 0x0000ff3e); /* Set value of power down register for aftr mode */ exynos_sys_powerdown_conf(SYS_AFTR); @@ -157,8 +159,13 @@ static int exynos_aftr_finisher(unsigned long flags) void exynos_enter_aftr(void) { + unsigned int cpuid = smp_processor_id(); + cpu_pm_enter(); + if (soc_is_exynos3250()) + exynos_set_boot_flag(cpuid, C2_STATE); + exynos_pm_central_suspend(); if (of_machine_is_compatible("samsung,exynos4212") || @@ -178,9 +185,13 @@ void exynos_enter_aftr(void) exynos_pm_central_resume(); + if (soc_is_exynos3250()) + exynos_clear_boot_flag(cpuid, C2_STATE); + cpu_pm_exit(); } +#if defined(CONFIG_SMP) && defined(CONFIG_ARM_EXYNOS_CPUIDLE) static atomic_t cpu1_wakeup = ATOMIC_INIT(0); static int exynos_cpu0_enter_aftr(void) @@ -302,3 +313,4 @@ struct cpuidle_exynos_data cpuidle_coupled_exynos_data = { .pre_enter_aftr = exynos_pre_enter_aftr, .post_enter_aftr = exynos_post_enter_aftr, }; +#endif /* CONFIG_SMP && CONFIG_ARM_EXYNOS_CPUIDLE */ diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c index 37266a8..cbe56b3 100644 --- a/arch/arm/mach-exynos/pm_domains.c +++ b/arch/arm/mach-exynos/pm_domains.c @@ -37,6 +37,7 @@ struct exynos_pm_domain { struct clk *oscclk; struct clk *clk[MAX_CLK_PER_DOMAIN]; struct clk *pclk[MAX_CLK_PER_DOMAIN]; + struct clk *asb_clk[MAX_CLK_PER_DOMAIN]; }; static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on) @@ -45,14 +46,19 @@ static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on) void __iomem *base; u32 timeout, pwr; char *op; + int i; pd = container_of(domain, struct exynos_pm_domain, pd); base = pd->base; + for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) { + if (IS_ERR(pd->asb_clk[i])) + break; + clk_prepare_enable(pd->asb_clk[i]); + } + /* Set oscclk before powering off a domain*/ if (!power_on) { - int i; - for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) { if (IS_ERR(pd->clk[i])) break; @@ -81,8 +87,6 @@ static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on) /* Restore clocks after powering on a domain*/ if (power_on) { - int i; - for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) { if (IS_ERR(pd->clk[i])) break; @@ -92,6 +96,12 @@ static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on) } } + for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) { + if (IS_ERR(pd->asb_clk[i])) + break; + clk_disable_unprepare(pd->asb_clk[i]); + } + return 0; } @@ -125,12 +135,21 @@ static __init int exynos4_pm_init_power_domain(void) return -ENOMEM; } - pd->pd.name = kstrdup(np->name, GFP_KERNEL); + pd->pd.name = kstrdup(dev_name(dev), GFP_KERNEL); pd->name = pd->pd.name; pd->base = of_iomap(np, 0); pd->pd.power_off = exynos_pd_power_off; pd->pd.power_on = exynos_pd_power_on; + for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) { + char clk_name[8]; + + snprintf(clk_name, sizeof(clk_name), "asb%d", i); + pd->asb_clk[i] = clk_get(dev, clk_name); + if (IS_ERR(pd->asb_clk[i])) + break; + } + pd->oscclk = clk_get(dev, "oscclk"); if (IS_ERR(pd->oscclk)) goto no_clk; diff --git a/arch/arm/mach-exynos/regs-pmu.h b/arch/arm/mach-exynos/regs-pmu.h index eb461e1..b761433 100644 --- a/arch/arm/mach-exynos/regs-pmu.h +++ b/arch/arm/mach-exynos/regs-pmu.h @@ -43,12 +43,14 @@ #define S5P_WAKEUP_STAT 0x0600 #define S5P_EINT_WAKEUP_MASK 0x0604 #define S5P_WAKEUP_MASK 0x0608 +#define S5P_WAKEUP_MASK2 0x0614 #define S5P_INFORM0 0x0800 #define S5P_INFORM1 0x0804 #define S5P_INFORM5 0x0814 #define S5P_INFORM6 0x0818 #define S5P_INFORM7 0x081C +#define S5P_PMU_SPARE2 0x0908 #define S5P_PMU_SPARE3 0x090C #define EXYNOS_IROM_DATA2 0x0988 @@ -182,6 +184,7 @@ #define S5P_CORE_LOCAL_PWR_EN 0x3 #define S5P_CORE_WAKEUP_FROM_LOCAL_CFG (0x3 << 8) +#define S5P_CORE_AUTOWAKEUP_EN (1 << 31) /* Only for EXYNOS4210 */ #define S5P_CMU_CLKSTOP_LCD1_LOWPWR 0x1154 diff --git a/arch/arm/mach-exynos/sleep.S b/arch/arm/mach-exynos/sleep.S index 31d2583..cf95079 100644 --- a/arch/arm/mach-exynos/sleep.S +++ b/arch/arm/mach-exynos/sleep.S @@ -23,14 +23,7 @@ #define CPU_MASK 0xff0ffff0 #define CPU_CORTEX_A9 0x410fc090 - /* - * The following code is located into the .data section. This is to - * allow l2x0_regs_phys to be accessed with a relative load while we - * can't rely on any MMU translation. We could have put l2x0_regs_phys - * in the .text section as well, but some setups might insist on it to - * be truly read-only. (Reference from: arch/arm/kernel/sleep.S) - */ - .data + .text .align /* @@ -69,10 +62,12 @@ ENTRY(exynos_cpu_resume_ns) cmp r0, r1 bne skip_cp15 - adr r0, cp15_save_power + adr r0, _cp15_save_power ldr r1, [r0] - adr r0, cp15_save_diag + ldr r1, [r0, r1] + adr r0, _cp15_save_diag ldr r2, [r0] + ldr r2, [r0, r2] mov r0, #SMC_CMD_C15RESUME dsb smc #0 @@ -118,14 +113,20 @@ skip_l2x0: skip_cp15: b cpu_resume ENDPROC(exynos_cpu_resume_ns) + + .align +_cp15_save_power: + .long cp15_save_power - . +_cp15_save_diag: + .long cp15_save_diag - . +#ifdef CONFIG_CACHE_L2X0 +1: .long l2x0_saved_regs - . +#endif /* CONFIG_CACHE_L2X0 */ + + .data .globl cp15_save_diag cp15_save_diag: .long 0 @ cp15 diagnostic .globl cp15_save_power cp15_save_power: .long 0 @ cp15 power control - -#ifdef CONFIG_CACHE_L2X0 - .align -1: .long l2x0_saved_regs - . -#endif /* CONFIG_CACHE_L2X0 */ diff --git a/arch/arm/mach-exynos/smc.h b/arch/arm/mach-exynos/smc.h index f7b82f9..c284571 100644 --- a/arch/arm/mach-exynos/smc.h +++ b/arch/arm/mach-exynos/smc.h @@ -17,6 +17,8 @@ #define SMC_CMD_SLEEP (-3) #define SMC_CMD_CPU1BOOT (-4) #define SMC_CMD_CPU0AFTR (-5) +#define SMC_CMD_SAVE (-6) +#define SMC_CMD_SHUTDOWN (-7) /* For CP15 Access */ #define SMC_CMD_C15RESUME (-11) /* For L2 Cache Access */ @@ -32,4 +34,11 @@ extern void exynos_smc(u32 cmd, u32 arg1, u32 arg2, u32 arg3); #endif /* __ASSEMBLY__ */ +/* op type for SMC_CMD_SAVE and SMC_CMD_SHUTDOWN */ +#define OP_TYPE_CORE 0x0 +#define OP_TYPE_CLUSTER 0x1 + +/* Power State required for SMC_CMD_SAVE and SMC_CMD_SHUTDOWN */ +#define SMC_POWERSTATE_IDLE 0x1 + #endif diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c index 318d127..3e6aea7 100644 --- a/arch/arm/mach-exynos/suspend.c +++ b/arch/arm/mach-exynos/suspend.c @@ -18,7 +18,9 @@ #include <linux/syscore_ops.h> #include <linux/cpu_pm.h> #include <linux/io.h> -#include <linux/irqchip/arm-gic.h> +#include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/of_address.h> #include <linux/err.h> #include <linux/regulator/machine.h> @@ -43,8 +45,8 @@ #define EXYNOS5420_CPU_STATE 0x28 /** - * struct exynos_wkup_irq - Exynos GIC to PMU IRQ mapping - * @hwirq: Hardware IRQ signal of the GIC + * struct exynos_wkup_irq - PMU IRQ to mask mapping + * @hwirq: Hardware IRQ signal of the PMU * @mask: Mask in PMU wake-up mask register */ struct exynos_wkup_irq { @@ -63,8 +65,6 @@ static struct sleep_save exynos_core_save[] = { struct exynos_pm_data { const struct exynos_wkup_irq *wkup_irq; - struct sleep_save *extra_save; - int num_extra_save; unsigned int wake_disable_mask; unsigned int *release_ret_regs; @@ -75,7 +75,7 @@ struct exynos_pm_data { int (*cpu_suspend)(unsigned long); }; -struct exynos_pm_data *pm_data; +static const struct exynos_pm_data *pm_data; static int exynos5420_cpu_state; static unsigned int exynos_pmu_spare3; @@ -93,18 +93,18 @@ static const struct exynos_wkup_irq exynos3250_wkup_irq[] = { }; static const struct exynos_wkup_irq exynos4_wkup_irq[] = { - { 76, BIT(1) }, /* RTC alarm */ - { 77, BIT(2) }, /* RTC tick */ + { 44, BIT(1) }, /* RTC alarm */ + { 45, BIT(2) }, /* RTC tick */ { /* sentinel */ }, }; static const struct exynos_wkup_irq exynos5250_wkup_irq[] = { - { 75, BIT(1) }, /* RTC alarm */ - { 76, BIT(2) }, /* RTC tick */ + { 43, BIT(1) }, /* RTC alarm */ + { 44, BIT(2) }, /* RTC tick */ { /* sentinel */ }, }; -unsigned int exynos_release_ret_regs[] = { +static unsigned int exynos_release_ret_regs[] = { S5P_PAD_RET_MAUDIO_OPTION, S5P_PAD_RET_GPIO_OPTION, S5P_PAD_RET_UART_OPTION, @@ -115,7 +115,7 @@ unsigned int exynos_release_ret_regs[] = { REG_TABLE_END, }; -unsigned int exynos3250_release_ret_regs[] = { +static unsigned int exynos3250_release_ret_regs[] = { S5P_PAD_RET_MAUDIO_OPTION, S5P_PAD_RET_GPIO_OPTION, S5P_PAD_RET_UART_OPTION, @@ -128,7 +128,7 @@ unsigned int exynos3250_release_ret_regs[] = { REG_TABLE_END, }; -unsigned int exynos5420_release_ret_regs[] = { +static unsigned int exynos5420_release_ret_regs[] = { EXYNOS_PAD_RET_DRAM_OPTION, EXYNOS_PAD_RET_MAUDIO_OPTION, EXYNOS_PAD_RET_JTAG_OPTION, @@ -167,6 +167,113 @@ static int exynos_irq_set_wake(struct irq_data *data, unsigned int state) return -ENOENT; } +static struct irq_chip exynos_pmu_chip = { + .name = "PMU", + .irq_eoi = irq_chip_eoi_parent, + .irq_mask = irq_chip_mask_parent, + .irq_unmask = irq_chip_unmask_parent, + .irq_retrigger = irq_chip_retrigger_hierarchy, + .irq_set_wake = exynos_irq_set_wake, +#ifdef CONFIG_SMP + .irq_set_affinity = irq_chip_set_affinity_parent, +#endif +}; + +static int exynos_pmu_domain_xlate(struct irq_domain *domain, + struct device_node *controller, + const u32 *intspec, + unsigned int intsize, + unsigned long *out_hwirq, + unsigned int *out_type) +{ + if (domain->of_node != controller) + return -EINVAL; /* Shouldn't happen, really... */ + if (intsize != 3) + return -EINVAL; /* Not GIC compliant */ + if (intspec[0] != 0) + return -EINVAL; /* No PPI should point to this domain */ + + *out_hwirq = intspec[1]; + *out_type = intspec[2]; + return 0; +} + +static int exynos_pmu_domain_alloc(struct irq_domain *domain, + unsigned int virq, + unsigned int nr_irqs, void *data) +{ + struct of_phandle_args *args = data; + struct of_phandle_args parent_args; + irq_hw_number_t hwirq; + int i; + + if (args->args_count != 3) + return -EINVAL; /* Not GIC compliant */ + if (args->args[0] != 0) + return -EINVAL; /* No PPI should point to this domain */ + + hwirq = args->args[1]; + + for (i = 0; i < nr_irqs; i++) + irq_domain_set_hwirq_and_chip(domain, virq + i, hwirq + i, + &exynos_pmu_chip, NULL); + + parent_args = *args; + parent_args.np = domain->parent->of_node; + return irq_domain_alloc_irqs_parent(domain, virq, nr_irqs, &parent_args); +} + +static struct irq_domain_ops exynos_pmu_domain_ops = { + .xlate = exynos_pmu_domain_xlate, + .alloc = exynos_pmu_domain_alloc, + .free = irq_domain_free_irqs_common, +}; + +static int __init exynos_pmu_irq_init(struct device_node *node, + struct device_node *parent) +{ + struct irq_domain *parent_domain, *domain; + + if (!parent) { + pr_err("%s: no parent, giving up\n", node->full_name); + return -ENODEV; + } + + parent_domain = irq_find_host(parent); + if (!parent_domain) { + pr_err("%s: unable to obtain parent domain\n", node->full_name); + return -ENXIO; + } + + pmu_base_addr = of_iomap(node, 0); + + if (!pmu_base_addr) { + pr_err("%s: failed to find exynos pmu register\n", + node->full_name); + return -ENOMEM; + } + + domain = irq_domain_add_hierarchy(parent_domain, 0, 0, + node, &exynos_pmu_domain_ops, + NULL); + if (!domain) { + iounmap(pmu_base_addr); + return -ENOMEM; + } + + return 0; +} + +#define EXYNOS_PMU_IRQ(symbol, name) OF_DECLARE_2(irqchip, symbol, name, exynos_pmu_irq_init) + +EXYNOS_PMU_IRQ(exynos3250_pmu_irq, "samsung,exynos3250-pmu"); +EXYNOS_PMU_IRQ(exynos4210_pmu_irq, "samsung,exynos4210-pmu"); +EXYNOS_PMU_IRQ(exynos4212_pmu_irq, "samsung,exynos4212-pmu"); +EXYNOS_PMU_IRQ(exynos4412_pmu_irq, "samsung,exynos4412-pmu"); +EXYNOS_PMU_IRQ(exynos4415_pmu_irq, "samsung,exynos4415-pmu"); +EXYNOS_PMU_IRQ(exynos5250_pmu_irq, "samsung,exynos5250-pmu"); +EXYNOS_PMU_IRQ(exynos5420_pmu_irq, "samsung,exynos5420-pmu"); + static int exynos_cpu_do_idle(void) { /* issue the standby signal into the pm unit. */ @@ -240,10 +347,6 @@ static void exynos_pm_prepare(void) s3c_pm_do_save(exynos_core_save, ARRAY_SIZE(exynos_core_save)); - if (pm_data->extra_save) - s3c_pm_do_save(pm_data->extra_save, - pm_data->num_extra_save); - exynos_pm_enter_sleep_mode(); /* ensure at least INFORM0 has the resume address */ @@ -366,10 +469,6 @@ static void exynos_pm_resume(void) /* For release retention */ exynos_pm_release_retention(); - if (pm_data->extra_save) - s3c_pm_do_restore_core(pm_data->extra_save, - pm_data->num_extra_save); - s3c_pm_do_restore_core(exynos_core_save, ARRAY_SIZE(exynos_core_save)); if (cpuid == ARM_CPU_PART_CORTEX_A9) @@ -576,7 +675,7 @@ static const struct exynos_pm_data exynos5250_pm_data = { .cpu_suspend = exynos_cpu_suspend, }; -static struct exynos_pm_data exynos5420_pm_data = { +static const struct exynos_pm_data exynos5420_pm_data = { .wkup_irq = exynos5250_wkup_irq, .wake_disable_mask = (0x7F << 7) | (0x1F << 1), .release_ret_regs = exynos5420_release_ret_regs, @@ -615,17 +714,19 @@ static struct syscore_ops exynos_pm_syscore_ops; void __init exynos_pm_init(void) { const struct of_device_id *match; + struct device_node *np; u32 tmp; - of_find_matching_node_and_match(NULL, exynos_pmu_of_device_ids, &match); - if (!match) { + np = of_find_matching_node_and_match(NULL, exynos_pmu_of_device_ids, &match); + if (!np) { pr_err("Failed to find PMU node\n"); return; } - pm_data = (struct exynos_pm_data *) match->data; - /* Platform-specific GIC callback */ - gic_arch_extn.irq_set_wake = exynos_irq_set_wake; + if (WARN_ON(!of_find_property(np, "interrupt-controller", NULL))) + pr_warn("Outdated DT detected, suspend/resume will NOT work\n"); + + pm_data = (const struct exynos_pm_data *) match->data; /* All wakeup disable */ tmp = pmu_raw_readl(S5P_WAKEUP_MASK); diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index e8627e0..3a3d3e9 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -21,6 +21,7 @@ config MXC_AVIC config MXC_DEBUG_BOARD bool "Enable MXC debug board(for 3-stack)" + depends on MACH_MX27_3DS || MACH_MX31_3DS || MACH_MX35_3DS help The debug board is an integral part of the MXC 3-stack(PDK) platforms, it can be attached or removed from the peripheral @@ -50,6 +51,7 @@ config HAVE_IMX_ANATOP config HAVE_IMX_GPC bool + select PM_GENERIC_DOMAINS if PM config HAVE_IMX_MMDC bool @@ -77,13 +79,6 @@ config SOC_IMX21 select IMX_HAVE_IOMUX_V1 select MXC_AVIC -config SOC_IMX25 - bool - select ARCH_MXC_IOMUX_V3 - select CPU_ARM926T - select MXC_AVIC - select PINCTRL_IMX25 - config SOC_IMX27 bool select CPU_ARM926T @@ -149,62 +144,6 @@ config MACH_MX21ADS Include support for MX21ADS platform. This includes specific configurations for the board and its peripherals. -comment "MX25 platforms:" - -config MACH_MX25_3DS - bool "Support MX25PDK (3DS) Platform" - select IMX_HAVE_PLATFORM_FLEXCAN - select IMX_HAVE_PLATFORM_FSL_USB2_UDC - select IMX_HAVE_PLATFORM_IMX2_WDT - select IMX_HAVE_PLATFORM_IMXDI_RTC - select IMX_HAVE_PLATFORM_IMX_FB - select IMX_HAVE_PLATFORM_IMX_I2C - select IMX_HAVE_PLATFORM_IMX_KEYPAD - select IMX_HAVE_PLATFORM_IMX_UART - select IMX_HAVE_PLATFORM_MXC_EHCI - select IMX_HAVE_PLATFORM_MXC_NAND - select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX - select SOC_IMX25 - -config MACH_EUKREA_CPUIMX25SD - bool "Support Eukrea CPUIMX25 Platform" - select IMX_HAVE_PLATFORM_FLEXCAN - select IMX_HAVE_PLATFORM_FSL_USB2_UDC - select IMX_HAVE_PLATFORM_IMX2_WDT - select IMX_HAVE_PLATFORM_IMXDI_RTC - select IMX_HAVE_PLATFORM_IMX_FB - select IMX_HAVE_PLATFORM_IMX_I2C - select IMX_HAVE_PLATFORM_IMX_UART - select IMX_HAVE_PLATFORM_MXC_EHCI - select IMX_HAVE_PLATFORM_MXC_NAND - select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX - select USB_ULPI_VIEWPORT if USB_ULPI - select SOC_IMX25 - -choice - prompt "Baseboard" - depends on MACH_EUKREA_CPUIMX25SD - default MACH_EUKREA_MBIMXSD25_BASEBOARD - -config MACH_EUKREA_MBIMXSD25_BASEBOARD - bool "Eukrea MBIMXSD development board" - select IMX_HAVE_PLATFORM_GPIO_KEYS - select IMX_HAVE_PLATFORM_IMX_SSI - select IMX_HAVE_PLATFORM_SPI_IMX - select LEDS_GPIO_REGISTER - help - This adds board specific devices that can be found on Eukrea's - MBIMXSD evaluation board. - -endchoice - -config MACH_IMX25_DT - bool "Support i.MX25 platforms from device tree" - select SOC_IMX25 - help - Include support for Freescale i.MX25 based platforms - using the device tree for discovery - comment "MX27 platforms:" config MACH_MX27ADS @@ -557,6 +496,20 @@ config MACH_VPR200 endif +if ARCH_MULTI_V5 + +comment "Device tree only" + +config SOC_IMX25 + bool "i.MX25 support" + select ARCH_MXC_IOMUX_V3 + select CPU_ARM926T + select MXC_AVIC + select PINCTRL_IMX25 + help + This enables support for Freescale i.MX25 processor +endif + if ARCH_MULTI_V7 comment "Device tree only" @@ -631,12 +584,14 @@ config SOC_IMX6SX config SOC_VF610 bool "Vybrid Family VF610 support" + select IRQ_DOMAIN_HIERARCHY select ARM_GIC select PINCTRL_VF610 select PL310_ERRATA_769419 if CACHE_L2X0 + select SMP_ON_UP if SMP help - This enable support for Freescale Vybrid VF610 processor. + This enables support for Freescale Vybrid VF610 processor. choice prompt "Clocksource for scheduler clock" @@ -666,7 +621,7 @@ config SOC_LS1021A select ZONE_DMA if ARM_LPAE help - This enable support for Freescale LS1021A processor. + This enables support for Freescale LS1021A processor. endif diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index 8d1b101..3244cf1 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -3,7 +3,7 @@ obj-y := time.o cpu.o system.o irq-common.o obj-$(CONFIG_SOC_IMX1) += clk-imx1.o mm-imx1.o obj-$(CONFIG_SOC_IMX21) += clk-imx21.o mm-imx21.o -obj-$(CONFIG_SOC_IMX25) += clk-imx25.o mm-imx25.o ehci-imx25.o cpu-imx25.o +obj-$(CONFIG_SOC_IMX25) += clk-imx25.o cpu-imx25.o mach-imx25.o obj-$(CONFIG_SOC_IMX27) += cpu-imx27.o pm-imx27.o obj-$(CONFIG_SOC_IMX27) += clk-imx27.o mm-imx27.o ehci-imx27.o @@ -48,12 +48,6 @@ obj-$(CONFIG_MACH_IMX1_DT) += imx1-dt.o # i.MX21 based machines obj-$(CONFIG_MACH_MX21ADS) += mach-mx21ads.o -# i.MX25 based machines -obj-$(CONFIG_MACH_MX25_3DS) += mach-mx25_3ds.o -obj-$(CONFIG_MACH_EUKREA_CPUIMX25SD) += mach-eukrea_cpuimx25.o -obj-$(CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD) += eukrea_mbimxsd25-baseboard.o -obj-$(CONFIG_MACH_IMX25_DT) += imx25-dt.o - # i.MX27 based machines obj-$(CONFIG_MACH_MX27ADS) += mach-mx27ads.o obj-$(CONFIG_MACH_MX27_3DS) += mach-mx27_3ds.o diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index 59c0c85..9c2633a 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -30,7 +30,6 @@ #include "clk.h" #include "common.h" #include "hardware.h" -#include "mx25.h" #define CCM_MPCTL 0x00 #define CCM_UPCTL 0x04 @@ -239,80 +238,6 @@ static int __init __mx25_clocks_init(unsigned long osc_rate, return 0; } -int __init mx25_clocks_init(void) -{ - void __iomem *ccm; - - ccm = ioremap(MX25_CRM_BASE_ADDR, SZ_16K); - - __mx25_clocks_init(24000000, ccm); - - clk_register_clkdev(clk[gpt1_ipg], "ipg", "imx-gpt.0"); - clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0"); - /* i.mx25 has the i.mx21 type uart */ - clk_register_clkdev(clk[uart1_ipg], "ipg", "imx21-uart.0"); - clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.0"); - clk_register_clkdev(clk[uart2_ipg], "ipg", "imx21-uart.1"); - clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.1"); - clk_register_clkdev(clk[uart3_ipg], "ipg", "imx21-uart.2"); - clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.2"); - clk_register_clkdev(clk[uart4_ipg], "ipg", "imx21-uart.3"); - clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.3"); - clk_register_clkdev(clk[uart5_ipg], "ipg", "imx21-uart.4"); - clk_register_clkdev(clk[uart_ipg_per], "per", "imx21-uart.4"); - clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.0"); - clk_register_clkdev(clk[usbotg_ahb], "ahb", "mxc-ehci.0"); - clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.0"); - clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.1"); - clk_register_clkdev(clk[usbotg_ahb], "ahb", "mxc-ehci.1"); - clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.1"); - clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2"); - clk_register_clkdev(clk[usbotg_ahb], "ahb", "mxc-ehci.2"); - clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.2"); - clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27"); - clk_register_clkdev(clk[usbotg_ahb], "ahb", "imx-udc-mx27"); - clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27"); - clk_register_clkdev(clk[nfc_ipg_per], NULL, "imx25-nand.0"); - /* i.mx25 has the i.mx35 type cspi */ - clk_register_clkdev(clk[cspi1_ipg], NULL, "imx35-cspi.0"); - clk_register_clkdev(clk[cspi2_ipg], NULL, "imx35-cspi.1"); - clk_register_clkdev(clk[cspi3_ipg], NULL, "imx35-cspi.2"); - clk_register_clkdev(clk[kpp_ipg], NULL, "imx-keypad"); - clk_register_clkdev(clk[tsc_ipg], NULL, "mx25-adc"); - clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx21-i2c.0"); - clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx21-i2c.1"); - clk_register_clkdev(clk[i2c_ipg_per], NULL, "imx21-i2c.2"); - clk_register_clkdev(clk[fec_ipg], "ipg", "imx25-fec.0"); - clk_register_clkdev(clk[fec_ahb], "ahb", "imx25-fec.0"); - clk_register_clkdev(clk[dryice_ipg], NULL, "imxdi_rtc.0"); - clk_register_clkdev(clk[lcdc_ipg_per], "per", "imx21-fb.0"); - clk_register_clkdev(clk[lcdc_ipg], "ipg", "imx21-fb.0"); - clk_register_clkdev(clk[lcdc_ahb], "ahb", "imx21-fb.0"); - clk_register_clkdev(clk[wdt_ipg], NULL, "imx2-wdt.0"); - clk_register_clkdev(clk[ssi1_ipg], NULL, "imx-ssi.0"); - clk_register_clkdev(clk[ssi2_ipg], NULL, "imx-ssi.1"); - clk_register_clkdev(clk[esdhc1_ipg_per], "per", "sdhci-esdhc-imx25.0"); - clk_register_clkdev(clk[esdhc1_ipg], "ipg", "sdhci-esdhc-imx25.0"); - clk_register_clkdev(clk[esdhc1_ahb], "ahb", "sdhci-esdhc-imx25.0"); - clk_register_clkdev(clk[esdhc2_ipg_per], "per", "sdhci-esdhc-imx25.1"); - clk_register_clkdev(clk[esdhc2_ipg], "ipg", "sdhci-esdhc-imx25.1"); - clk_register_clkdev(clk[esdhc2_ahb], "ahb", "sdhci-esdhc-imx25.1"); - clk_register_clkdev(clk[csi_ipg_per], "per", "imx25-camera.0"); - clk_register_clkdev(clk[csi_ipg], "ipg", "imx25-camera.0"); - clk_register_clkdev(clk[csi_ahb], "ahb", "imx25-camera.0"); - clk_register_clkdev(clk[dummy], "audmux", NULL); - clk_register_clkdev(clk[can1_ipg], NULL, "flexcan.0"); - clk_register_clkdev(clk[can2_ipg], NULL, "flexcan.1"); - /* i.mx25 has the i.mx35 type sdma */ - clk_register_clkdev(clk[sdma_ipg], "ipg", "imx35-sdma"); - clk_register_clkdev(clk[sdma_ahb], "ahb", "imx35-sdma"); - clk_register_clkdev(clk[iim_ipg], "iim", NULL); - - mxc_timer_init(MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), MX25_INT_GPT1); - - return 0; -} - static void __init mx25_clocks_init_dt(struct device_node *np) { struct device_node *refnp; diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index d04a430..469a150 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -119,6 +119,7 @@ static unsigned int share_count_asrc; static unsigned int share_count_ssi1; static unsigned int share_count_ssi2; static unsigned int share_count_ssi3; +static unsigned int share_count_mipi_core_cfg; static void __init imx6q_clocks_init(struct device_node *ccm_node) { @@ -246,6 +247,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_PLL3_60M] = imx_clk_fixed_factor("pll3_60m", "pll3_usb_otg", 1, 8); clk[IMX6QDL_CLK_TWD] = imx_clk_fixed_factor("twd", "arm", 1, 2); clk[IMX6QDL_CLK_GPT_3M] = imx_clk_fixed_factor("gpt_3m", "osc", 1, 8); + clk[IMX6QDL_CLK_VIDEO_27M] = imx_clk_fixed_factor("video_27m", "pll3_pfd1_540m", 1, 20); if (cpu_is_imx6dl()) { clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_fixed_factor("gpu2d_axi", "mmdc_ch0_axi_podf", 1, 1); clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_fixed_factor("gpu3d_axi", "mmdc_ch0_axi_podf", 1, 1); @@ -400,7 +402,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_GPU2D_CORE] = imx_clk_gate2("gpu2d_core", "gpu2d_core_podf", base + 0x6c, 24); clk[IMX6QDL_CLK_GPU3D_CORE] = imx_clk_gate2("gpu3d_core", "gpu3d_core_podf", base + 0x6c, 26); clk[IMX6QDL_CLK_HDMI_IAHB] = imx_clk_gate2("hdmi_iahb", "ahb", base + 0x70, 0); - clk[IMX6QDL_CLK_HDMI_ISFR] = imx_clk_gate2("hdmi_isfr", "pll3_pfd1_540m", base + 0x70, 4); + clk[IMX6QDL_CLK_HDMI_ISFR] = imx_clk_gate2("hdmi_isfr", "video_27m", base + 0x70, 4); clk[IMX6QDL_CLK_I2C1] = imx_clk_gate2("i2c1", "ipg_per", base + 0x70, 6); clk[IMX6QDL_CLK_I2C2] = imx_clk_gate2("i2c2", "ipg_per", base + 0x70, 8); clk[IMX6QDL_CLK_I2C3] = imx_clk_gate2("i2c3", "ipg_per", base + 0x70, 10); @@ -415,7 +417,9 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_LDB_DI0] = imx_clk_gate2("ldb_di0", "ldb_di0_podf", base + 0x74, 12); clk[IMX6QDL_CLK_LDB_DI1] = imx_clk_gate2("ldb_di1", "ldb_di1_podf", base + 0x74, 14); clk[IMX6QDL_CLK_IPU2_DI1] = imx_clk_gate2("ipu2_di1", "ipu2_di1_sel", base + 0x74, 10); - clk[IMX6QDL_CLK_HSI_TX] = imx_clk_gate2("hsi_tx", "hsi_tx_podf", base + 0x74, 16); + clk[IMX6QDL_CLK_HSI_TX] = imx_clk_gate2_shared("hsi_tx", "hsi_tx_podf", base + 0x74, 16, &share_count_mipi_core_cfg); + clk[IMX6QDL_CLK_MIPI_CORE_CFG] = imx_clk_gate2_shared("mipi_core_cfg", "video_27m", base + 0x74, 16, &share_count_mipi_core_cfg); + clk[IMX6QDL_CLK_MIPI_IPG] = imx_clk_gate2_shared("mipi_ipg", "ipg", base + 0x74, 16, &share_count_mipi_core_cfg); if (cpu_is_imx6dl()) /* * The multiplexer and divider of the imx6q clock gpu2d get diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index 1028b6c..771ecfe 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -23,13 +23,11 @@ struct of_device_id; void mx1_map_io(void); void mx21_map_io(void); -void mx25_map_io(void); void mx27_map_io(void); void mx31_map_io(void); void mx35_map_io(void); void imx1_init_early(void); void imx21_init_early(void); -void imx25_init_early(void); void imx27_init_early(void); void imx31_init_early(void); void imx35_init_early(void); @@ -37,13 +35,11 @@ void mxc_init_irq(void __iomem *); void tzic_init_irq(void); void mx1_init_irq(void); void mx21_init_irq(void); -void mx25_init_irq(void); void mx27_init_irq(void); void mx31_init_irq(void); void mx35_init_irq(void); void imx1_soc_init(void); void imx21_soc_init(void); -void imx25_soc_init(void); void imx27_soc_init(void); void imx31_soc_init(void); void imx35_soc_init(void); @@ -51,7 +47,6 @@ void epit_timer_init(void __iomem *base, int irq); void mxc_timer_init(void __iomem *, int); int mx1_clocks_init(unsigned long fref); int mx21_clocks_init(unsigned long lref, unsigned long fref); -int mx25_clocks_init(void); int mx27_clocks_init(unsigned long fref); int mx31_clocks_init(unsigned long fref); int mx35_clocks_init(void); diff --git a/arch/arm/mach-imx/cpu-imx25.c b/arch/arm/mach-imx/cpu-imx25.c index 96ec64b..d0ad67e 100644 --- a/arch/arm/mach-imx/cpu-imx25.c +++ b/arch/arm/mach-imx/cpu-imx25.c @@ -11,6 +11,8 @@ */ #include <linux/module.h> #include <linux/io.h> +#include <linux/of.h> +#include <linux/of_address.h> #include "iim.h" #include "hardware.h" @@ -20,8 +22,15 @@ static int mx25_cpu_rev = -1; static int mx25_read_cpu_rev(void) { u32 rev; + void __iomem *iim_base; + struct device_node *np; + + np = of_find_compatible_node(NULL, NULL, "fsl,imx25-iim"); + iim_base = of_iomap(np, 0); + BUG_ON(!iim_base); + rev = readl(iim_base + MXC_IIMSREV); + iounmap(iim_base); - rev = __raw_readl(MX25_IO_ADDRESS(MX25_IIM_BASE_ADDR + MXC_IIMSREV)); switch (rev) { case 0x00: return IMX_CHIP_REVISION_1_0; diff --git a/arch/arm/mach-imx/cpuidle-imx6q.c b/arch/arm/mach-imx/cpuidle-imx6q.c index d76d086..8e21ccc 100644 --- a/arch/arm/mach-imx/cpuidle-imx6q.c +++ b/arch/arm/mach-imx/cpuidle-imx6q.c @@ -9,7 +9,6 @@ #include <linux/cpuidle.h> #include <linux/module.h> #include <asm/cpuidle.h> -#include <asm/proc-fns.h> #include "common.h" #include "cpuidle.h" diff --git a/arch/arm/mach-imx/cpuidle-imx6sl.c b/arch/arm/mach-imx/cpuidle-imx6sl.c index 7d92e65..5742a9f 100644 --- a/arch/arm/mach-imx/cpuidle-imx6sl.c +++ b/arch/arm/mach-imx/cpuidle-imx6sl.c @@ -9,7 +9,6 @@ #include <linux/cpuidle.h> #include <linux/module.h> #include <asm/cpuidle.h> -#include <asm/proc-fns.h> #include "common.h" #include "cpuidle.h" diff --git a/arch/arm/mach-imx/cpuidle-imx6sx.c b/arch/arm/mach-imx/cpuidle-imx6sx.c index 5a36722..2c9f1a8 100644 --- a/arch/arm/mach-imx/cpuidle-imx6sx.c +++ b/arch/arm/mach-imx/cpuidle-imx6sx.c @@ -10,7 +10,6 @@ #include <linux/cpu_pm.h> #include <linux/module.h> #include <asm/cpuidle.h> -#include <asm/proc-fns.h> #include <asm/suspend.h> #include "common.h" diff --git a/arch/arm/mach-imx/devices-imx25.h b/arch/arm/mach-imx/devices-imx25.h deleted file mode 100644 index 61a114c..0000000 --- a/arch/arm/mach-imx/devices-imx25.h +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright (C) 2010 Pengutronix - * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. - */ -#include "devices/devices-common.h" - -extern const struct imx_fec_data imx25_fec_data; -#define imx25_add_fec(pdata) \ - imx_add_fec(&imx25_fec_data, pdata) - -extern const struct imx_flexcan_data imx25_flexcan_data[]; -#define imx25_add_flexcan(id) \ - imx_add_flexcan(&imx25_flexcan_data[id]) -#define imx25_add_flexcan0() imx25_add_flexcan(0) -#define imx25_add_flexcan1() imx25_add_flexcan(1) - -extern const struct imx_fsl_usb2_udc_data imx25_fsl_usb2_udc_data; -#define imx25_add_fsl_usb2_udc(pdata) \ - imx_add_fsl_usb2_udc(&imx25_fsl_usb2_udc_data, pdata) - -extern struct imx_imxdi_rtc_data imx25_imxdi_rtc_data; -#define imx25_add_imxdi_rtc() \ - imx_add_imxdi_rtc(&imx25_imxdi_rtc_data) - -extern const struct imx_imx2_wdt_data imx25_imx2_wdt_data; -#define imx25_add_imx2_wdt() \ - imx_add_imx2_wdt(&imx25_imx2_wdt_data) - -extern const struct imx_imx_fb_data imx25_imx_fb_data; -#define imx25_add_imx_fb(pdata) \ - imx_add_imx_fb(&imx25_imx_fb_data, pdata) - -extern const struct imx_imx_i2c_data imx25_imx_i2c_data[]; -#define imx25_add_imx_i2c(id, pdata) \ - imx_add_imx_i2c(&imx25_imx_i2c_data[id], pdata) -#define imx25_add_imx_i2c0(pdata) imx25_add_imx_i2c(0, pdata) -#define imx25_add_imx_i2c1(pdata) imx25_add_imx_i2c(1, pdata) -#define imx25_add_imx_i2c2(pdata) imx25_add_imx_i2c(2, pdata) - -extern const struct imx_imx_keypad_data imx25_imx_keypad_data; -#define imx25_add_imx_keypad(pdata) \ - imx_add_imx_keypad(&imx25_imx_keypad_data, pdata) - -extern const struct imx_imx_ssi_data imx25_imx_ssi_data[]; -#define imx25_add_imx_ssi(id, pdata) \ - imx_add_imx_ssi(&imx25_imx_ssi_data[id], pdata) - -extern const struct imx_imx_uart_1irq_data imx25_imx_uart_data[]; -#define imx25_add_imx_uart(id, pdata) \ - imx_add_imx_uart_1irq(&imx25_imx_uart_data[id], pdata) -#define imx25_add_imx_uart0(pdata) imx25_add_imx_uart(0, pdata) -#define imx25_add_imx_uart1(pdata) imx25_add_imx_uart(1, pdata) -#define imx25_add_imx_uart2(pdata) imx25_add_imx_uart(2, pdata) -#define imx25_add_imx_uart3(pdata) imx25_add_imx_uart(3, pdata) -#define imx25_add_imx_uart4(pdata) imx25_add_imx_uart(4, pdata) - -extern const struct imx_mx2_camera_data imx25_mx2_camera_data; -#define imx25_add_mx2_camera(pdata) \ - imx_add_mx2_camera(&imx25_mx2_camera_data, pdata) - -extern const struct imx_mxc_ehci_data imx25_mxc_ehci_otg_data; -#define imx25_add_mxc_ehci_otg(pdata) \ - imx_add_mxc_ehci(&imx25_mxc_ehci_otg_data, pdata) -extern const struct imx_mxc_ehci_data imx25_mxc_ehci_hs_data; -#define imx25_add_mxc_ehci_hs(pdata) \ - imx_add_mxc_ehci(&imx25_mxc_ehci_hs_data, pdata) - -extern const struct imx_mxc_nand_data imx25_mxc_nand_data; -#define imx25_add_mxc_nand(pdata) \ - imx_add_mxc_nand(&imx25_mxc_nand_data, pdata) - -extern const struct imx_sdhci_esdhc_imx_data imx25_sdhci_esdhc_imx_data[]; -#define imx25_add_sdhci_esdhc_imx(id, pdata) \ - imx_add_sdhci_esdhc_imx(&imx25_sdhci_esdhc_imx_data[id], pdata) - -extern const struct imx_spi_imx_data imx25_cspi_data[]; -#define imx25_add_spi_imx(id, pdata) \ - imx_add_spi_imx(&imx25_cspi_data[id], pdata) -#define imx25_add_spi_imx0(pdata) imx25_add_spi_imx(0, pdata) -#define imx25_add_spi_imx1(pdata) imx25_add_spi_imx(1, pdata) -#define imx25_add_spi_imx2(pdata) imx25_add_spi_imx(2, pdata) diff --git a/arch/arm/mach-imx/devices/Kconfig b/arch/arm/mach-imx/devices/Kconfig index 1d2cc18..3a55298 100644 --- a/arch/arm/mach-imx/devices/Kconfig +++ b/arch/arm/mach-imx/devices/Kconfig @@ -21,9 +21,6 @@ config IMX_HAVE_PLATFORM_IMX27_CODA config IMX_HAVE_PLATFORM_IMX2_WDT bool -config IMX_HAVE_PLATFORM_IMXDI_RTC - bool - config IMX_HAVE_PLATFORM_IMX_FB bool diff --git a/arch/arm/mach-imx/devices/Makefile b/arch/arm/mach-imx/devices/Makefile index 8fdb12b..e5cf587 100644 --- a/arch/arm/mach-imx/devices/Makefile +++ b/arch/arm/mach-imx/devices/Makefile @@ -8,7 +8,6 @@ obj-y += platform-gpio-mxc.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX21_HCD) += platform-imx21-hcd.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX27_CODA) += platform-imx27-coda.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX2_WDT) += platform-imx2-wdt.o -obj-$(CONFIG_IMX_HAVE_PLATFORM_IMXDI_RTC) += platform-imxdi_rtc.o obj-y += platform-imx-dma.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_FB) += platform-imx-fb.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o diff --git a/arch/arm/mach-imx/devices/platform-fec.c b/arch/arm/mach-imx/devices/platform-fec.c index d86f925..b403a4f 100644 --- a/arch/arm/mach-imx/devices/platform-fec.c +++ b/arch/arm/mach-imx/devices/platform-fec.c @@ -19,11 +19,6 @@ .irq = soc ## _INT_FEC, \ } -#ifdef CONFIG_SOC_IMX25 -const struct imx_fec_data imx25_fec_data __initconst = - imx_fec_data_entry_single(MX25, "imx25-fec"); -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_fec_data imx27_fec_data __initconst = imx_fec_data_entry_single(MX27, "imx27-fec"); diff --git a/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c b/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c index 23b0061..25e1de6 100644 --- a/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c +++ b/arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c @@ -18,11 +18,6 @@ .irq = soc ## _INT_USB_OTG, \ } -#ifdef CONFIG_SOC_IMX25 -const struct imx_fsl_usb2_udc_data imx25_fsl_usb2_udc_data __initconst = - imx_fsl_usb2_udc_data_entry_single(MX25, "imx-udc-mx27"); -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_fsl_usb2_udc_data imx27_fsl_usb2_udc_data __initconst = imx_fsl_usb2_udc_data_entry_single(MX27, "imx-udc-mx27"); diff --git a/arch/arm/mach-imx/devices/platform-imx-fb.c b/arch/arm/mach-imx/devices/platform-imx-fb.c index 25a47c6..7df6328 100644 --- a/arch/arm/mach-imx/devices/platform-imx-fb.c +++ b/arch/arm/mach-imx/devices/platform-imx-fb.c @@ -29,11 +29,6 @@ const struct imx_imx_fb_data imx21_imx_fb_data __initconst = imx_imx_fb_data_entry_single(MX21, "imx21-fb", SZ_4K); #endif /* ifdef CONFIG_SOC_IMX21 */ -#ifdef CONFIG_SOC_IMX25 -const struct imx_imx_fb_data imx25_imx_fb_data __initconst = - imx_imx_fb_data_entry_single(MX25, "imx21-fb", SZ_16K); -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_imx_fb_data imx27_imx_fb_data __initconst = imx_imx_fb_data_entry_single(MX27, "imx21-fb", SZ_4K); diff --git a/arch/arm/mach-imx/devices/platform-imx-i2c.c b/arch/arm/mach-imx/devices/platform-imx-i2c.c index 644ac26..ae97915 100644 --- a/arch/arm/mach-imx/devices/platform-imx-i2c.c +++ b/arch/arm/mach-imx/devices/platform-imx-i2c.c @@ -31,16 +31,6 @@ const struct imx_imx_i2c_data imx21_imx_i2c_data __initconst = imx_imx_i2c_data_entry_single(MX21, "imx21-i2c", 0, , SZ_4K); #endif /* ifdef CONFIG_SOC_IMX21 */ -#ifdef CONFIG_SOC_IMX25 -const struct imx_imx_i2c_data imx25_imx_i2c_data[] __initconst = { -#define imx25_imx_i2c_data_entry(_id, _hwid) \ - imx_imx_i2c_data_entry(MX25, "imx21-i2c", _id, _hwid, SZ_16K) - imx25_imx_i2c_data_entry(0, 1), - imx25_imx_i2c_data_entry(1, 2), - imx25_imx_i2c_data_entry(2, 3), -}; -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_imx_i2c_data imx27_imx_i2c_data[] __initconst = { #define imx27_imx_i2c_data_entry(_id, _hwid) \ diff --git a/arch/arm/mach-imx/devices/platform-imx-keypad.c b/arch/arm/mach-imx/devices/platform-imx-keypad.c index f42200b..479e4d7 100644 --- a/arch/arm/mach-imx/devices/platform-imx-keypad.c +++ b/arch/arm/mach-imx/devices/platform-imx-keypad.c @@ -21,11 +21,6 @@ const struct imx_imx_keypad_data imx21_imx_keypad_data __initconst = imx_imx_keypad_data_entry_single(MX21, SZ_16); #endif /* ifdef CONFIG_SOC_IMX21 */ -#ifdef CONFIG_SOC_IMX25 -const struct imx_imx_keypad_data imx25_imx_keypad_data __initconst = - imx_imx_keypad_data_entry_single(MX25, SZ_16K); -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_imx_keypad_data imx27_imx_keypad_data __initconst = imx_imx_keypad_data_entry_single(MX27, SZ_16); diff --git a/arch/arm/mach-imx/devices/platform-imx-ssi.c b/arch/arm/mach-imx/devices/platform-imx-ssi.c index 1c7c721..6f0e94e 100644 --- a/arch/arm/mach-imx/devices/platform-imx-ssi.c +++ b/arch/arm/mach-imx/devices/platform-imx-ssi.c @@ -30,15 +30,6 @@ const struct imx_imx_ssi_data imx21_imx_ssi_data[] __initconst = { }; #endif /* ifdef CONFIG_SOC_IMX21 */ -#ifdef CONFIG_SOC_IMX25 -const struct imx_imx_ssi_data imx25_imx_ssi_data[] __initconst = { -#define imx25_imx_ssi_data_entry(_id, _hwid) \ - imx_imx_ssi_data_entry(MX25, _id, _hwid, SZ_4K) - imx25_imx_ssi_data_entry(0, 1), - imx25_imx_ssi_data_entry(1, 2), -}; -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_imx_ssi_data imx27_imx_ssi_data[] __initconst = { #define imx27_imx_ssi_data_entry(_id, _hwid) \ diff --git a/arch/arm/mach-imx/devices/platform-imx-uart.c b/arch/arm/mach-imx/devices/platform-imx-uart.c index 8c01836..6962cff 100644 --- a/arch/arm/mach-imx/devices/platform-imx-uart.c +++ b/arch/arm/mach-imx/devices/platform-imx-uart.c @@ -47,18 +47,6 @@ const struct imx_imx_uart_1irq_data imx21_imx_uart_data[] __initconst = { }; #endif -#ifdef CONFIG_SOC_IMX25 -const struct imx_imx_uart_1irq_data imx25_imx_uart_data[] __initconst = { -#define imx25_imx_uart_data_entry(_id, _hwid) \ - imx_imx_uart_1irq_data_entry(MX25, _id, _hwid, SZ_16K) - imx25_imx_uart_data_entry(0, 1), - imx25_imx_uart_data_entry(1, 2), - imx25_imx_uart_data_entry(2, 3), - imx25_imx_uart_data_entry(3, 4), - imx25_imx_uart_data_entry(4, 5), -}; -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_imx_uart_1irq_data imx27_imx_uart_data[] __initconst = { #define imx27_imx_uart_data_entry(_id, _hwid) \ diff --git a/arch/arm/mach-imx/devices/platform-imx2-wdt.c b/arch/arm/mach-imx/devices/platform-imx2-wdt.c index 54f63bc..8c134c8 100644 --- a/arch/arm/mach-imx/devices/platform-imx2-wdt.c +++ b/arch/arm/mach-imx/devices/platform-imx2-wdt.c @@ -25,11 +25,6 @@ const struct imx_imx2_wdt_data imx21_imx2_wdt_data __initconst = imx_imx2_wdt_data_entry_single(MX21, 0, , SZ_4K); #endif /* ifdef CONFIG_SOC_IMX21 */ -#ifdef CONFIG_SOC_IMX25 -const struct imx_imx2_wdt_data imx25_imx2_wdt_data __initconst = - imx_imx2_wdt_data_entry_single(MX25, 0, , SZ_16K); -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_imx2_wdt_data imx27_imx2_wdt_data __initconst = imx_imx2_wdt_data_entry_single(MX27, 0, , SZ_4K); diff --git a/arch/arm/mach-imx/devices/platform-imxdi_rtc.c b/arch/arm/mach-imx/devices/platform-imxdi_rtc.c deleted file mode 100644 index 5bb490d..0000000 --- a/arch/arm/mach-imx/devices/platform-imxdi_rtc.c +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Copyright (C) 2010 Pengutronix - * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. - */ -#include <asm/sizes.h> - -#include "../hardware.h" -#include "devices-common.h" - -#define imx_imxdi_rtc_data_entry_single(soc) \ - { \ - .iobase = soc ## _DRYICE_BASE_ADDR, \ - .irq = soc ## _INT_DRYICE, \ - } - -#ifdef CONFIG_SOC_IMX25 -const struct imx_imxdi_rtc_data imx25_imxdi_rtc_data __initconst = - imx_imxdi_rtc_data_entry_single(MX25); -#endif /* ifdef CONFIG_SOC_IMX25 */ - -struct platform_device *__init imx_add_imxdi_rtc( - const struct imx_imxdi_rtc_data *data) -{ - struct resource res[] = { - { - .start = data->iobase, - .end = data->iobase + SZ_16K - 1, - .flags = IORESOURCE_MEM, - }, { - .start = data->irq, - .end = data->irq, - .flags = IORESOURCE_IRQ, - }, - }; - - return imx_add_platform_device("imxdi_rtc", 0, - res, ARRAY_SIZE(res), NULL, 0); -} diff --git a/arch/arm/mach-imx/devices/platform-mx2-camera.c b/arch/arm/mach-imx/devices/platform-mx2-camera.c index b53e1f3..4c377c3 100644 --- a/arch/arm/mach-imx/devices/platform-mx2-camera.c +++ b/arch/arm/mach-imx/devices/platform-mx2-camera.c @@ -27,11 +27,6 @@ .irqemmaprp = soc ## _INT_EMMAPRP, \ } -#ifdef CONFIG_SOC_IMX25 -const struct imx_mx2_camera_data imx25_mx2_camera_data __initconst = - imx_mx2_camera_data_entry_single(MX25, "imx25-camera"); -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_mx2_camera_data imx27_mx2_camera_data __initconst = imx_mx2_camera_data_entry_single_emma(MX27, "imx27-camera"); diff --git a/arch/arm/mach-imx/devices/platform-mxc-ehci.c b/arch/arm/mach-imx/devices/platform-mxc-ehci.c index 2963536..4537abd 100644 --- a/arch/arm/mach-imx/devices/platform-mxc-ehci.c +++ b/arch/arm/mach-imx/devices/platform-mxc-ehci.c @@ -18,13 +18,6 @@ .irq = soc ## _INT_USB_ ## hs, \ } -#ifdef CONFIG_SOC_IMX25 -const struct imx_mxc_ehci_data imx25_mxc_ehci_otg_data __initconst = - imx_mxc_ehci_data_entry_single(MX25, 0, OTG); -const struct imx_mxc_ehci_data imx25_mxc_ehci_hs_data __initconst = - imx_mxc_ehci_data_entry_single(MX25, 1, HS); -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_mxc_ehci_data imx27_mxc_ehci_otg_data __initconst = imx_mxc_ehci_data_entry_single(MX27, 0, OTG); diff --git a/arch/arm/mach-imx/devices/platform-mxc_nand.c b/arch/arm/mach-imx/devices/platform-mxc_nand.c index fa618a3..676df49 100644 --- a/arch/arm/mach-imx/devices/platform-mxc_nand.c +++ b/arch/arm/mach-imx/devices/platform-mxc_nand.c @@ -34,11 +34,6 @@ const struct imx_mxc_nand_data imx21_mxc_nand_data __initconst = imx_mxc_nand_data_entry_single(MX21, "imx21-nand", SZ_4K); #endif /* ifdef CONFIG_SOC_IMX21 */ -#ifdef CONFIG_SOC_IMX25 -const struct imx_mxc_nand_data imx25_mxc_nand_data __initconst = - imx_mxc_nand_data_entry_single(MX25, "imx25-nand", SZ_8K); -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_mxc_nand_data imx27_mxc_nand_data __initconst = imx_mxc_nand_data_entry_single(MX27, "imx27-nand", SZ_4K); diff --git a/arch/arm/mach-imx/devices/platform-spi_imx.c b/arch/arm/mach-imx/devices/platform-spi_imx.c index aca825d..5e9707b 100644 --- a/arch/arm/mach-imx/devices/platform-spi_imx.c +++ b/arch/arm/mach-imx/devices/platform-spi_imx.c @@ -39,17 +39,6 @@ const struct imx_spi_imx_data imx21_cspi_data[] __initconst = { }; #endif -#ifdef CONFIG_SOC_IMX25 -/* i.mx25 has the i.mx35 type cspi */ -const struct imx_spi_imx_data imx25_cspi_data[] __initconst = { -#define imx25_cspi_data_entry(_id, _hwid) \ - imx_spi_imx_data_entry(MX25, CSPI, "imx35-cspi", _id, _hwid, SZ_16K) - imx25_cspi_data_entry(0, 1), - imx25_cspi_data_entry(1, 2), - imx25_cspi_data_entry(2, 3), -}; -#endif /* ifdef CONFIG_SOC_IMX25 */ - #ifdef CONFIG_SOC_IMX27 const struct imx_spi_imx_data imx27_cspi_data[] __initconst = { #define imx27_cspi_data_entry(_id, _hwid) \ diff --git a/arch/arm/mach-imx/ehci-imx25.c b/arch/arm/mach-imx/ehci-imx25.c deleted file mode 100644 index 42a5a3d..0000000 --- a/arch/arm/mach-imx/ehci-imx25.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de> - * Copyright (C) 2010 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - */ - -#include <linux/platform_device.h> -#include <linux/io.h> -#include <linux/platform_data/usb-ehci-mxc.h> - -#include "ehci.h" -#include "hardware.h" - -#define USBCTRL_OTGBASE_OFFSET 0x600 - -#define MX25_OTG_SIC_SHIFT 29 -#define MX25_OTG_SIC_MASK (0x3 << MX25_OTG_SIC_SHIFT) -#define MX25_OTG_PM_BIT (1 << 24) -#define MX25_OTG_PP_BIT (1 << 11) -#define MX25_OTG_OCPOL_BIT (1 << 3) - -#define MX25_H1_SIC_SHIFT 21 -#define MX25_H1_SIC_MASK (0x3 << MX25_H1_SIC_SHIFT) -#define MX25_H1_PP_BIT (1 << 18) -#define MX25_H1_PM_BIT (1 << 16) -#define MX25_H1_IPPUE_UP_BIT (1 << 7) -#define MX25_H1_IPPUE_DOWN_BIT (1 << 6) -#define MX25_H1_TLL_BIT (1 << 5) -#define MX25_H1_USBTE_BIT (1 << 4) -#define MX25_H1_OCPOL_BIT (1 << 2) - -int mx25_initialize_usb_hw(int port, unsigned int flags) -{ - unsigned int v; - - v = readl(MX25_IO_ADDRESS(MX25_USB_BASE_ADDR + USBCTRL_OTGBASE_OFFSET)); - - switch (port) { - case 0: /* OTG port */ - v &= ~(MX25_OTG_SIC_MASK | MX25_OTG_PM_BIT | MX25_OTG_PP_BIT | - MX25_OTG_OCPOL_BIT); - v |= (flags & MXC_EHCI_INTERFACE_MASK) << MX25_OTG_SIC_SHIFT; - - if (!(flags & MXC_EHCI_POWER_PINS_ENABLED)) - v |= MX25_OTG_PM_BIT; - - if (flags & MXC_EHCI_PWR_PIN_ACTIVE_HIGH) - v |= MX25_OTG_PP_BIT; - - if (!(flags & MXC_EHCI_OC_PIN_ACTIVE_LOW)) - v |= MX25_OTG_OCPOL_BIT; - - break; - case 1: /* H1 port */ - v &= ~(MX25_H1_SIC_MASK | MX25_H1_PM_BIT | MX25_H1_PP_BIT | - MX25_H1_OCPOL_BIT | MX25_H1_TLL_BIT | MX25_H1_USBTE_BIT | - MX25_H1_IPPUE_DOWN_BIT | MX25_H1_IPPUE_UP_BIT); - v |= (flags & MXC_EHCI_INTERFACE_MASK) << MX25_H1_SIC_SHIFT; - - if (!(flags & MXC_EHCI_POWER_PINS_ENABLED)) - v |= MX25_H1_PM_BIT; - - if (flags & MXC_EHCI_PWR_PIN_ACTIVE_HIGH) - v |= MX25_H1_PP_BIT; - - if (!(flags & MXC_EHCI_OC_PIN_ACTIVE_LOW)) - v |= MX25_H1_OCPOL_BIT; - - if (!(flags & MXC_EHCI_TTL_ENABLED)) - v |= MX25_H1_TLL_BIT; - - if (flags & MXC_EHCI_INTERNAL_PHY) - v |= MX25_H1_USBTE_BIT; - - if (flags & MXC_EHCI_IPPUE_DOWN) - v |= MX25_H1_IPPUE_DOWN_BIT; - - if (flags & MXC_EHCI_IPPUE_UP) - v |= MX25_H1_IPPUE_UP_BIT; - - break; - default: - return -EINVAL; - } - - writel(v, MX25_IO_ADDRESS(MX25_USB_BASE_ADDR + USBCTRL_OTGBASE_OFFSET)); - - return 0; -} - diff --git a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c deleted file mode 100644 index e77cc3af..0000000 --- a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c +++ /dev/null @@ -1,310 +0,0 @@ -/* - * Copyright (C) 2010 Eric Benard - eric@eukrea.com - * - * Based on pcm970-baseboard.c which is : - * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#include <linux/gpio.h> -#include <linux/leds.h> -#include <linux/platform_device.h> -#include <linux/input.h> -#include <linux/spi/spi.h> -#include <video/platform_lcd.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include "common.h" -#include "devices-imx25.h" -#include "hardware.h" -#include "iomux-mx25.h" -#include "mx25.h" - -static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = { - /* LCD */ - MX25_PAD_LD0__LD0, - MX25_PAD_LD1__LD1, - MX25_PAD_LD2__LD2, - MX25_PAD_LD3__LD3, - MX25_PAD_LD4__LD4, - MX25_PAD_LD5__LD5, - MX25_PAD_LD6__LD6, - MX25_PAD_LD7__LD7, - MX25_PAD_LD8__LD8, - MX25_PAD_LD9__LD9, - MX25_PAD_LD10__LD10, - MX25_PAD_LD11__LD11, - MX25_PAD_LD12__LD12, - MX25_PAD_LD13__LD13, - MX25_PAD_LD14__LD14, - MX25_PAD_LD15__LD15, - MX25_PAD_GPIO_E__LD16, - MX25_PAD_GPIO_F__LD17, - MX25_PAD_HSYNC__HSYNC, - MX25_PAD_VSYNC__VSYNC, - MX25_PAD_LSCLK__LSCLK, - MX25_PAD_OE_ACD__OE_ACD, - MX25_PAD_CONTRAST__CONTRAST, - /* LCD_PWR */ - MX25_PAD_PWM__GPIO_1_26, - /* LED */ - MX25_PAD_POWER_FAIL__GPIO_3_19, - /* SWITCH */ - MX25_PAD_VSTBY_ACK__GPIO_3_18, - /* UART2 */ - MX25_PAD_UART2_RTS__UART2_RTS, - MX25_PAD_UART2_CTS__UART2_CTS, - MX25_PAD_UART2_TXD__UART2_TXD, - MX25_PAD_UART2_RXD__UART2_RXD, - /* SD1 */ - MX25_PAD_SD1_CMD__SD1_CMD, - MX25_PAD_SD1_CLK__SD1_CLK, - MX25_PAD_SD1_DATA0__SD1_DATA0, - MX25_PAD_SD1_DATA1__SD1_DATA1, - MX25_PAD_SD1_DATA2__SD1_DATA2, - MX25_PAD_SD1_DATA3__SD1_DATA3, - /* SD1 CD */ - MX25_PAD_DE_B__GPIO_2_20, - /* I2S */ - MX25_PAD_KPP_COL3__AUD5_TXFS, - MX25_PAD_KPP_COL2__AUD5_TXC, - MX25_PAD_KPP_COL1__AUD5_RXD, - MX25_PAD_KPP_COL0__AUD5_TXD, - /* CAN */ - MX25_PAD_GPIO_D__CAN2_RX, - MX25_PAD_GPIO_C__CAN2_TX, - /* SPI1 */ - MX25_PAD_CSPI1_MOSI__CSPI1_MOSI, - MX25_PAD_CSPI1_MISO__CSPI1_MISO, - MX25_PAD_CSPI1_SS0__GPIO_1_16, - MX25_PAD_CSPI1_SS1__GPIO_1_17, - MX25_PAD_CSPI1_SCLK__CSPI1_SCLK, - MX25_PAD_CSPI1_RDY__GPIO_2_22, -}; - -#define GPIO_LED1 IMX_GPIO_NR(3, 19) -#define GPIO_SWITCH1 IMX_GPIO_NR(3, 18) -#define GPIO_SD1CD IMX_GPIO_NR(2, 20) -#define GPIO_LCDPWR IMX_GPIO_NR(1, 26) -#define GPIO_SPI1_SS0 IMX_GPIO_NR(1, 16) -#define GPIO_SPI1_SS1 IMX_GPIO_NR(1, 17) -#define GPIO_SPI1_IRQ IMX_GPIO_NR(2, 22) - -static struct imx_fb_videomode eukrea_mximxsd_modes[] = { - { - .mode = { - .name = "CMO-QVGA", - .refresh = 60, - .xres = 320, - .yres = 240, - .pixclock = KHZ2PICOS(6500), - .left_margin = 30, - .right_margin = 38, - .upper_margin = 20, - .lower_margin = 3, - .hsync_len = 15, - .vsync_len = 4, - }, - .bpp = 16, - .pcr = 0xCAD08B80, - }, { - .mode = { - .name = "DVI-VGA", - .refresh = 60, - .xres = 640, - .yres = 480, - .pixclock = 32000, - .hsync_len = 7, - .left_margin = 100, - .right_margin = 100, - .vsync_len = 7, - .upper_margin = 7, - .lower_margin = 100, - }, - .pcr = 0xFA208B80, - .bpp = 16, - }, { - .mode = { - .name = "DVI-SVGA", - .refresh = 60, - .xres = 800, - .yres = 600, - .pixclock = 25000, - .hsync_len = 7, - .left_margin = 75, - .right_margin = 75, - .vsync_len = 7, - .upper_margin = 7, - .lower_margin = 75, - }, - .pcr = 0xFA208B80, - .bpp = 16, - }, -}; - -static const struct imx_fb_platform_data eukrea_mximxsd_fb_pdata __initconst = { - .mode = eukrea_mximxsd_modes, - .num_modes = ARRAY_SIZE(eukrea_mximxsd_modes), - .pwmr = 0x00A903FF, - .lscr1 = 0x00120300, - .dmacr = 0x00040060, -}; - -static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd, - unsigned int power) -{ - if (power) - gpio_direction_output(GPIO_LCDPWR, 1); - else - gpio_direction_output(GPIO_LCDPWR, 0); -} - -static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = { - .set_power = eukrea_mbimxsd_lcd_power_set, -}; - -static struct platform_device eukrea_mbimxsd_lcd_powerdev = { - .name = "platform-lcd", - .dev.platform_data = &eukrea_mbimxsd_lcd_power_data, -}; - -static const struct gpio_led eukrea_mbimxsd_leds[] __initconst = { - { - .name = "led1", - .default_trigger = "heartbeat", - .active_low = 1, - .gpio = GPIO_LED1, - }, -}; - -static const struct gpio_led_platform_data - eukrea_mbimxsd_led_info __initconst = { - .leds = eukrea_mbimxsd_leds, - .num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds), -}; - -static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = { - { - .gpio = GPIO_SWITCH1, - .code = BTN_0, - .desc = "BP1", - .active_low = 1, - .wakeup = 1, - }, -}; - -static const struct gpio_keys_platform_data - eukrea_mbimxsd_button_data __initconst = { - .buttons = eukrea_mbimxsd_gpio_buttons, - .nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons), -}; - -static struct platform_device *platform_devices[] __initdata = { - &eukrea_mbimxsd_lcd_powerdev, -}; - -static const struct imxuart_platform_data uart_pdata __initconst = { - .flags = IMXUART_HAVE_RTSCTS, -}; - -static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = { - { - I2C_BOARD_INFO("tlv320aic23", 0x1a), - }, -}; - -static const -struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = { - .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE, -}; - -static struct esdhc_platform_data sd1_pdata = { - .cd_gpio = GPIO_SD1CD, - .cd_type = ESDHC_CD_GPIO, - .wp_type = ESDHC_WP_NONE, -}; - -static struct spi_board_info eukrea_mbimxsd25_spi_board_info[] __initdata = { - { - .modalias = "spidev", - .max_speed_hz = 20000000, - .bus_num = 0, - .chip_select = 0, - .mode = SPI_MODE_0, - }, - { - .modalias = "spidev", - .max_speed_hz = 20000000, - .bus_num = 0, - .chip_select = 1, - .mode = SPI_MODE_0, - }, -}; - -static int eukrea_mbimxsd25_spi_cs[] = {GPIO_SPI1_SS0, GPIO_SPI1_SS1}; - -static const struct spi_imx_master eukrea_mbimxsd25_spi0_data __initconst = { - .chipselect = eukrea_mbimxsd25_spi_cs, - .num_chipselect = ARRAY_SIZE(eukrea_mbimxsd25_spi_cs), -}; - -/* - * system init for baseboard usage. Will be called by cpuimx25 init. - * - * Add platform devices present on this baseboard and init - * them from CPU side as far as required to use them later on - */ -void __init eukrea_mbimxsd25_baseboard_init(void) -{ - if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads, - ARRAY_SIZE(eukrea_mbimxsd_pads))) - printk(KERN_ERR "error setting mbimxsd pads !\n"); - - imx25_add_imx_uart1(&uart_pdata); - imx25_add_imx_fb(&eukrea_mximxsd_fb_pdata); - imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata); - - imx25_add_flexcan1(); - imx25_add_sdhci_esdhc_imx(0, &sd1_pdata); - - gpio_request(GPIO_LED1, "LED1"); - gpio_direction_output(GPIO_LED1, 1); - gpio_free(GPIO_LED1); - - gpio_request(GPIO_SWITCH1, "SWITCH1"); - gpio_direction_input(GPIO_SWITCH1); - gpio_free(GPIO_SWITCH1); - - gpio_request(GPIO_LCDPWR, "LCDPWR"); - gpio_direction_output(GPIO_LCDPWR, 1); - - i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices, - ARRAY_SIZE(eukrea_mbimxsd_i2c_devices)); - - gpio_request(GPIO_SPI1_IRQ, "SPI1_IRQ"); - gpio_direction_input(GPIO_SPI1_IRQ); - gpio_free(GPIO_SPI1_IRQ); - imx25_add_spi_imx0(&eukrea_mbimxsd25_spi0_data); - spi_register_board_info(eukrea_mbimxsd25_spi_board_info, - ARRAY_SIZE(eukrea_mbimxsd25_spi_board_info)); - - platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); - gpio_led_register_device(-1, &eukrea_mbimxsd_led_info); - imx_add_gpio_keys(&eukrea_mbimxsd_button_data); - imx_add_platform_device("eukrea_tlv320", 0, NULL, 0, NULL, 0); -} diff --git a/arch/arm/mach-imx/eukrea_mbimxsd35-baseboard.c b/arch/arm/mach-imx/eukrea_mbimxsd35-baseboard.c index 14d6c82..6edc940 100644 --- a/arch/arm/mach-imx/eukrea_mbimxsd35-baseboard.c +++ b/arch/arm/mach-imx/eukrea_mbimxsd35-baseboard.c @@ -100,7 +100,7 @@ static struct mx3fb_platform_data mx3fb_pdata __initdata = { .num_modes = ARRAY_SIZE(fb_modedb), }; -static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = { +static const iomux_v3_cfg_t eukrea_mbimxsd_pads[] __initconst = { /* LCD */ MX35_PAD_LD0__IPU_DISPB_DAT_0, MX35_PAD_LD1__IPU_DISPB_DAT_1, diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c index 745caa1..029f59c 100644 --- a/arch/arm/mach-imx/gpc.c +++ b/arch/arm/mach-imx/gpc.c @@ -10,15 +10,25 @@ * http://www.gnu.org/copyleft/gpl.html */ +#include <linux/clk.h> +#include <linux/delay.h> #include <linux/io.h> #include <linux/irq.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> +#include <linux/platform_device.h> +#include <linux/pm_domain.h> +#include <linux/regulator/consumer.h> #include <linux/irqchip/arm-gic.h> #include "common.h" +#include "hardware.h" +#define GPC_CNTR 0x000 #define GPC_IMR1 0x008 +#define GPC_PGC_GPU_PDN 0x260 +#define GPC_PGC_GPU_PUPSCR 0x264 +#define GPC_PGC_GPU_PDNSCR 0x268 #define GPC_PGC_CPU_PDN 0x2a0 #define GPC_PGC_CPU_PUPSCR 0x2a4 #define GPC_PGC_CPU_PDNSCR 0x2a8 @@ -27,6 +37,18 @@ #define IMR_NUM 4 +#define GPU_VPU_PUP_REQ BIT(1) +#define GPU_VPU_PDN_REQ BIT(0) + +#define GPC_CLK_MAX 6 + +struct pu_domain { + struct generic_pm_domain base; + struct regulator *reg; + struct clk *clk[GPC_CLK_MAX]; + int num_clks; +}; + static void __iomem *gpc_base; static u32 gpc_wake_irqs[IMR_NUM]; static u32 gpc_saved_imrs[IMR_NUM]; @@ -170,3 +192,194 @@ void __init imx_gpc_init(void) gic_arch_extn.irq_unmask = imx_gpc_irq_unmask; gic_arch_extn.irq_set_wake = imx_gpc_irq_set_wake; } + +#ifdef CONFIG_PM_GENERIC_DOMAINS + +static void _imx6q_pm_pu_power_off(struct generic_pm_domain *genpd) +{ + int iso, iso2sw; + u32 val; + + /* Read ISO and ISO2SW power down delays */ + val = readl_relaxed(gpc_base + GPC_PGC_GPU_PDNSCR); + iso = val & 0x3f; + iso2sw = (val >> 8) & 0x3f; + + /* Gate off PU domain when GPU/VPU when powered down */ + writel_relaxed(0x1, gpc_base + GPC_PGC_GPU_PDN); + + /* Request GPC to power down GPU/VPU */ + val = readl_relaxed(gpc_base + GPC_CNTR); + val |= GPU_VPU_PDN_REQ; + writel_relaxed(val, gpc_base + GPC_CNTR); + + /* Wait ISO + ISO2SW IPG clock cycles */ + ndelay((iso + iso2sw) * 1000 / 66); +} + +static int imx6q_pm_pu_power_off(struct generic_pm_domain *genpd) +{ + struct pu_domain *pu = container_of(genpd, struct pu_domain, base); + + _imx6q_pm_pu_power_off(genpd); + + if (pu->reg) + regulator_disable(pu->reg); + + return 0; +} + +static int imx6q_pm_pu_power_on(struct generic_pm_domain *genpd) +{ + struct pu_domain *pu = container_of(genpd, struct pu_domain, base); + int i, ret, sw, sw2iso; + u32 val; + + if (pu->reg) + ret = regulator_enable(pu->reg); + if (pu->reg && ret) { + pr_err("%s: failed to enable regulator: %d\n", __func__, ret); + return ret; + } + + /* Enable reset clocks for all devices in the PU domain */ + for (i = 0; i < pu->num_clks; i++) + clk_prepare_enable(pu->clk[i]); + + /* Gate off PU domain when GPU/VPU when powered down */ + writel_relaxed(0x1, gpc_base + GPC_PGC_GPU_PDN); + + /* Read ISO and ISO2SW power down delays */ + val = readl_relaxed(gpc_base + GPC_PGC_GPU_PUPSCR); + sw = val & 0x3f; + sw2iso = (val >> 8) & 0x3f; + + /* Request GPC to power up GPU/VPU */ + val = readl_relaxed(gpc_base + GPC_CNTR); + val |= GPU_VPU_PUP_REQ; + writel_relaxed(val, gpc_base + GPC_CNTR); + + /* Wait ISO + ISO2SW IPG clock cycles */ + ndelay((sw + sw2iso) * 1000 / 66); + + /* Disable reset clocks for all devices in the PU domain */ + for (i = 0; i < pu->num_clks; i++) + clk_disable_unprepare(pu->clk[i]); + + return 0; +} + +static struct generic_pm_domain imx6q_arm_domain = { + .name = "ARM", +}; + +static struct pu_domain imx6q_pu_domain = { + .base = { + .name = "PU", + .power_off = imx6q_pm_pu_power_off, + .power_on = imx6q_pm_pu_power_on, + .power_off_latency_ns = 25000, + .power_on_latency_ns = 2000000, + }, +}; + +static struct generic_pm_domain imx6sl_display_domain = { + .name = "DISPLAY", +}; + +static struct generic_pm_domain *imx_gpc_domains[] = { + &imx6q_arm_domain, + &imx6q_pu_domain.base, + &imx6sl_display_domain, +}; + +static struct genpd_onecell_data imx_gpc_onecell_data = { + .domains = imx_gpc_domains, + .num_domains = ARRAY_SIZE(imx_gpc_domains), +}; + +static int imx_gpc_genpd_init(struct device *dev, struct regulator *pu_reg) +{ + struct clk *clk; + bool is_off; + int i; + + imx6q_pu_domain.reg = pu_reg; + + for (i = 0; ; i++) { + clk = of_clk_get(dev->of_node, i); + if (IS_ERR(clk)) + break; + if (i >= GPC_CLK_MAX) { + dev_err(dev, "more than %d clocks\n", GPC_CLK_MAX); + goto clk_err; + } + imx6q_pu_domain.clk[i] = clk; + } + imx6q_pu_domain.num_clks = i; + + is_off = IS_ENABLED(CONFIG_PM); + if (is_off) { + _imx6q_pm_pu_power_off(&imx6q_pu_domain.base); + } else { + /* + * Enable power if compiled without CONFIG_PM in case the + * bootloader disabled it. + */ + imx6q_pm_pu_power_on(&imx6q_pu_domain.base); + } + + pm_genpd_init(&imx6q_pu_domain.base, NULL, is_off); + return of_genpd_add_provider_onecell(dev->of_node, + &imx_gpc_onecell_data); + +clk_err: + while (i--) + clk_put(imx6q_pu_domain.clk[i]); + return -EINVAL; +} + +#else +static inline int imx_gpc_genpd_init(struct device *dev, struct regulator *reg) +{ + return 0; +} +#endif /* CONFIG_PM_GENERIC_DOMAINS */ + +static int imx_gpc_probe(struct platform_device *pdev) +{ + struct regulator *pu_reg; + int ret; + + pu_reg = devm_regulator_get_optional(&pdev->dev, "pu"); + if (PTR_ERR(pu_reg) == -ENODEV) + pu_reg = NULL; + if (IS_ERR(pu_reg)) { + ret = PTR_ERR(pu_reg); + dev_err(&pdev->dev, "failed to get pu regulator: %d\n", ret); + return ret; + } + + return imx_gpc_genpd_init(&pdev->dev, pu_reg); +} + +static const struct of_device_id imx_gpc_dt_ids[] = { + { .compatible = "fsl,imx6q-gpc" }, + { .compatible = "fsl,imx6sl-gpc" }, + { } +}; + +static struct platform_driver imx_gpc_driver = { + .driver = { + .name = "imx-gpc", + .owner = THIS_MODULE, + .of_match_table = imx_gpc_dt_ids, + }, + .probe = imx_gpc_probe, +}; + +static int __init imx_pgc_init(void) +{ + return platform_driver_register(&imx_gpc_driver); +} +subsys_initcall(imx_pgc_init); diff --git a/arch/arm/mach-imx/hardware.h b/arch/arm/mach-imx/hardware.h index 66b2b56..76af2c0 100644 --- a/arch/arm/mach-imx/hardware.h +++ b/arch/arm/mach-imx/hardware.h @@ -112,7 +112,6 @@ #include "mx21.h" #include "mx27.h" #include "mx1.h" -#include "mx25.h" #define imx_map_entry(soc, name, _type) { \ .virtual = soc ## _IO_P2V(soc ## _ ## name ## _BASE_ADDR), \ diff --git a/arch/arm/mach-imx/iomux-mx25.h b/arch/arm/mach-imx/iomux-mx25.h deleted file mode 100644 index be51e83..0000000 --- a/arch/arm/mach-imx/iomux-mx25.h +++ /dev/null @@ -1,524 +0,0 @@ -/* - * arch/arm/plat-mxc/include/mach/iomux-mx25.h - * - * Copyright (C) 2009 by Lothar Wassmann <LW@KARO-electronics.de> - * - * based on arch/arm/mach-mx25/mx25_pins.h - * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved. - * and - * arch/arm/plat-mxc/include/mach/iomux-mx35.h - * Copyright (C) 2009 by Jan Weitzel Phytec Messtechnik GmbH <armlinux@phytec.de> - * - * The code contained herein is licensed under the GNU General Public - * License. You may obtain a copy of the GNU General Public License - * Version 2 or later at the following locations: - * - * http://www.opensource.org/licenses/gpl-license.html - * http://www.gnu.org/copyleft/gpl.html - */ -#ifndef __MACH_IOMUX_MX25_H__ -#define __MACH_IOMUX_MX25_H__ - -#include "iomux-v3.h" - -/* - * IOMUX/PAD Bit field definitions - */ - -#define MX25_PAD_A10__A10 IOMUX_PAD(0x000, 0x008, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A10__GPIO_4_0 IOMUX_PAD(0x000, 0x008, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A13__A13 IOMUX_PAD(0x22C, 0x00c, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A13__GPIO_4_1 IOMUX_PAD(0x22C, 0x00c, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A14__A14 IOMUX_PAD(0x230, 0x010, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A14__GPIO_2_0 IOMUX_PAD(0x230, 0x010, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A15__A15 IOMUX_PAD(0x234, 0x014, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A15__GPIO_2_1 IOMUX_PAD(0x234, 0x014, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A16__A16 IOMUX_PAD(0x000, 0x018, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A16__GPIO_2_2 IOMUX_PAD(0x000, 0x018, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A17__A17 IOMUX_PAD(0x238, 0x01c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A17__GPIO_2_3 IOMUX_PAD(0x238, 0x01c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A18__A18 IOMUX_PAD(0x23c, 0x020, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A18__GPIO_2_4 IOMUX_PAD(0x23c, 0x020, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A18__FEC_COL IOMUX_PAD(0x23c, 0x020, 0x17, 0x504, 0, NO_PAD_CTRL) - -#define MX25_PAD_A19__A19 IOMUX_PAD(0x240, 0x024, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A19__FEC_RX_ER IOMUX_PAD(0x240, 0x024, 0x17, 0x518, 0, NO_PAD_CTRL) -#define MX25_PAD_A19__GPIO_2_5 IOMUX_PAD(0x240, 0x024, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A20__A20 IOMUX_PAD(0x244, 0x028, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A20__GPIO_2_6 IOMUX_PAD(0x244, 0x028, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A20__FEC_RDATA2 IOMUX_PAD(0x244, 0x028, 0x17, 0x50c, 0, NO_PAD_CTRL) - -#define MX25_PAD_A21__A21 IOMUX_PAD(0x248, 0x02c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A21__GPIO_2_7 IOMUX_PAD(0x248, 0x02c, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A21__FEC_RDATA3 IOMUX_PAD(0x248, 0x02c, 0x17, 0x510, 0, NO_PAD_CTRL) - -#define MX25_PAD_A22__A22 IOMUX_PAD(0x000, 0x030, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A22__GPIO_2_8 IOMUX_PAD(0x000, 0x030, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A23__A23 IOMUX_PAD(0x24c, 0x034, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A23__GPIO_2_9 IOMUX_PAD(0x24c, 0x034, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_A24__A24 IOMUX_PAD(0x250, 0x038, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A24__GPIO_2_10 IOMUX_PAD(0x250, 0x038, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A24__FEC_RX_CLK IOMUX_PAD(0x250, 0x038, 0x17, 0x514, 0, NO_PAD_CTRL) - -#define MX25_PAD_A25__A25 IOMUX_PAD(0x254, 0x03c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A25__GPIO_2_11 IOMUX_PAD(0x254, 0x03c, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_A25__FEC_CRS IOMUX_PAD(0x254, 0x03c, 0x17, 0x508, 0, NO_PAD_CTRL) - -#define MX25_PAD_EB0__EB0 IOMUX_PAD(0x258, 0x040, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_EB0__AUD4_TXD IOMUX_PAD(0x258, 0x040, 0x14, 0x464, 0, NO_PAD_CTRL) -#define MX25_PAD_EB0__GPIO_2_12 IOMUX_PAD(0x258, 0x040, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_EB1__EB1 IOMUX_PAD(0x25c, 0x044, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_EB1__AUD4_RXD IOMUX_PAD(0x25c, 0x044, 0x14, 0x460, 0, NO_PAD_CTRL) -#define MX25_PAD_EB1__GPIO_2_13 IOMUX_PAD(0x25c, 0x044, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_OE__OE IOMUX_PAD(0x260, 0x048, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_OE__AUD4_TXC IOMUX_PAD(0x260, 0x048, 0x14, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_OE__GPIO_2_14 IOMUX_PAD(0x260, 0x048, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CS0__CS0 IOMUX_PAD(0x000, 0x04c, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CS0__GPIO_4_2 IOMUX_PAD(0x000, 0x04c, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CS1__CS1 IOMUX_PAD(0x000, 0x050, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CS1__NF_CE3 IOMUX_PAD(0x000, 0x050, 0x01, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CS1__GPIO_4_3 IOMUX_PAD(0x000, 0x050, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CS4__CS4 IOMUX_PAD(0x264, 0x054, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CS4__NF_CE1 IOMUX_PAD(0x264, 0x054, 0x01, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CS4__UART5_CTS IOMUX_PAD(0x264, 0x054, 0x13, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CS4__GPIO_3_20 IOMUX_PAD(0x264, 0x054, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CS5__CS5 IOMUX_PAD(0x268, 0x058, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CS5__NF_CE2 IOMUX_PAD(0x268, 0x058, 0x01, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CS5__UART5_RTS IOMUX_PAD(0x268, 0x058, 0x13, 0x574, 0, NO_PAD_CTRL) -#define MX25_PAD_CS5__GPIO_3_21 IOMUX_PAD(0x268, 0x058, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_NF_CE0__NF_CE0 IOMUX_PAD(0x26c, 0x05c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_NF_CE0__GPIO_3_22 IOMUX_PAD(0x26c, 0x05c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_ECB__ECB IOMUX_PAD(0x270, 0x060, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_ECB__UART5_TXD_MUX IOMUX_PAD(0x270, 0x060, 0x13, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_ECB__GPIO_3_23 IOMUX_PAD(0x270, 0x060, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LBA__LBA IOMUX_PAD(0x274, 0x064, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_LBA__UART5_RXD_MUX IOMUX_PAD(0x274, 0x064, 0x13, 0x578, 0, NO_PAD_CTRL) -#define MX25_PAD_LBA__GPIO_3_24 IOMUX_PAD(0x274, 0x064, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_BCLK__BCLK IOMUX_PAD(0x000, 0x068, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_BCLK__GPIO_4_4 IOMUX_PAD(0x000, 0x068, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_RW__RW IOMUX_PAD(0x278, 0x06c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_RW__AUD4_TXFS IOMUX_PAD(0x278, 0x06c, 0x14, 0x474, 0, NO_PAD_CTRL) -#define MX25_PAD_RW__GPIO_3_25 IOMUX_PAD(0x278, 0x06c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_NFWE_B__NFWE_B IOMUX_PAD(0x000, 0x070, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_NFWE_B__GPIO_3_26 IOMUX_PAD(0x000, 0x070, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_NFRE_B__NFRE_B IOMUX_PAD(0x000, 0x074, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_NFRE_B__GPIO_3_27 IOMUX_PAD(0x000, 0x074, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_NFALE__NFALE IOMUX_PAD(0x000, 0x078, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_NFALE__GPIO_3_28 IOMUX_PAD(0x000, 0x078, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_NFCLE__NFCLE IOMUX_PAD(0x000, 0x07c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_NFCLE__GPIO_3_29 IOMUX_PAD(0x000, 0x07c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_NFWP_B__NFWP_B IOMUX_PAD(0x000, 0x080, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_NFWP_B__GPIO_3_30 IOMUX_PAD(0x000, 0x080, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_NFRB__NFRB IOMUX_PAD(0x27c, 0x084, 0x10, 0, 0, PAD_CTL_PKE) -#define MX25_PAD_NFRB__GPIO_3_31 IOMUX_PAD(0x27c, 0x084, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D15__D15 IOMUX_PAD(0x280, 0x088, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D15__LD16 IOMUX_PAD(0x280, 0x088, 0x01, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_D15__GPIO_4_5 IOMUX_PAD(0x280, 0x088, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D14__D14 IOMUX_PAD(0x284, 0x08c, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D14__LD17 IOMUX_PAD(0x284, 0x08c, 0x01, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_D14__GPIO_4_6 IOMUX_PAD(0x284, 0x08c, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D13__D13 IOMUX_PAD(0x288, 0x090, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D13__LD18 IOMUX_PAD(0x288, 0x090, 0x01, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_D13__GPIO_4_7 IOMUX_PAD(0x288, 0x090, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D12__D12 IOMUX_PAD(0x28c, 0x094, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D12__GPIO_4_8 IOMUX_PAD(0x28c, 0x094, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D11__D11 IOMUX_PAD(0x290, 0x098, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D11__GPIO_4_9 IOMUX_PAD(0x290, 0x098, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D10__D10 IOMUX_PAD(0x294, 0x09c, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D10__GPIO_4_10 IOMUX_PAD(0x294, 0x09c, 0x05, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D10__USBOTG_OC IOMUX_PAD(0x294, 0x09c, 0x06, 0x57c, 0, PAD_CTL_PUS_100K_UP) - -#define MX25_PAD_D9__D9 IOMUX_PAD(0x298, 0x0a0, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D9__GPIO_4_11 IOMUX_PAD(0x298, 0x0a0, 0x05, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D9__USBH2_PWR IOMUX_PAD(0x298, 0x0a0, 0x06, 0, 0, PAD_CTL_PKE) - -#define MX25_PAD_D8__D8 IOMUX_PAD(0x29c, 0x0a4, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D8__GPIO_4_12 IOMUX_PAD(0x29c, 0x0a4, 0x05, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D8__USBH2_OC IOMUX_PAD(0x29c, 0x0a4, 0x06, 0x580, 0, PAD_CTL_PUS_100K_UP) - -#define MX25_PAD_D7__D7 IOMUX_PAD(0x2a0, 0x0a8, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D7__GPIO_4_13 IOMUX_PAD(0x2a0, 0x0a8, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D6__D6 IOMUX_PAD(0x2a4, 0x0ac, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D6__GPIO_4_14 IOMUX_PAD(0x2a4, 0x0ac, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D5__D5 IOMUX_PAD(0x2a8, 0x0b0, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D5__GPIO_4_15 IOMUX_PAD(0x2a8, 0x0b0, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D4__D4 IOMUX_PAD(0x2ac, 0x0b4, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D4__GPIO_4_16 IOMUX_PAD(0x2ac, 0x0b4, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D3__D3 IOMUX_PAD(0x2b0, 0x0b8, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D3__GPIO_4_17 IOMUX_PAD(0x2b0, 0x0b8, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D2__D2 IOMUX_PAD(0x2b4, 0x0bc, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D2__GPIO_4_18 IOMUX_PAD(0x2b4, 0x0bc, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D1__D1 IOMUX_PAD(0x2b8, 0x0c0, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D1__GPIO_4_19 IOMUX_PAD(0x2b8, 0x0c0, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_D0__D0 IOMUX_PAD(0x2bc, 0x0c4, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_D0__GPIO_4_20 IOMUX_PAD(0x2bc, 0x0c4, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD0__LD0 IOMUX_PAD(0x2c0, 0x0c8, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD0__CSI_D0 IOMUX_PAD(0x2c0, 0x0c8, 0x12, 0x488, 0, NO_PAD_CTRL) -#define MX25_PAD_LD0__GPIO_2_15 IOMUX_PAD(0x2c0, 0x0c8, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD1__LD1 IOMUX_PAD(0x2c4, 0x0cc, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD1__CSI_D1 IOMUX_PAD(0x2c4, 0x0cc, 0x12, 0x48c, 0, NO_PAD_CTRL) -#define MX25_PAD_LD1__GPIO_2_16 IOMUX_PAD(0x2c4, 0x0cc, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD2__LD2 IOMUX_PAD(0x2c8, 0x0d0, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD2__GPIO_2_17 IOMUX_PAD(0x2c8, 0x0d0, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD3__LD3 IOMUX_PAD(0x2cc, 0x0d4, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD3__GPIO_2_18 IOMUX_PAD(0x2cc, 0x0d4, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD4__LD4 IOMUX_PAD(0x2d0, 0x0d8, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD4__GPIO_2_19 IOMUX_PAD(0x2d0, 0x0d8, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD5__LD5 IOMUX_PAD(0x2d4, 0x0dc, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD5__GPIO_1_19 IOMUX_PAD(0x2d4, 0x0dc, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD6__LD6 IOMUX_PAD(0x2d8, 0x0e0, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD6__GPIO_1_20 IOMUX_PAD(0x2d8, 0x0e0, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD7__LD7 IOMUX_PAD(0x2dc, 0x0e4, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD7__GPIO_1_21 IOMUX_PAD(0x2dc, 0x0e4, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD8__LD8 IOMUX_PAD(0x2e0, 0x0e8, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD8__FEC_TX_ERR IOMUX_PAD(0x2e0, 0x0e8, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD9__LD9 IOMUX_PAD(0x2e4, 0x0ec, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD9__FEC_COL IOMUX_PAD(0x2e4, 0x0ec, 0x15, 0x504, 1, NO_PAD_CTRL) - -#define MX25_PAD_LD10__LD10 IOMUX_PAD(0x2e8, 0x0f0, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD10__FEC_RX_ER IOMUX_PAD(0x2e8, 0x0f0, 0x15, 0x518, 1, NO_PAD_CTRL) - -#define MX25_PAD_LD11__LD11 IOMUX_PAD(0x2ec, 0x0f4, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD11__FEC_RDATA2 IOMUX_PAD(0x2ec, 0x0f4, 0x15, 0x50c, 1, NO_PAD_CTRL) - -#define MX25_PAD_LD12__LD12 IOMUX_PAD(0x2f0, 0x0f8, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD12__FEC_RDATA3 IOMUX_PAD(0x2f0, 0x0f8, 0x15, 0x510, 1, NO_PAD_CTRL) - -#define MX25_PAD_LD13__LD13 IOMUX_PAD(0x2f4, 0x0fc, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD13__FEC_TDATA2 IOMUX_PAD(0x2f4, 0x0fc, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD14__LD14 IOMUX_PAD(0x2f8, 0x100, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD14__FEC_TDATA3 IOMUX_PAD(0x2f8, 0x100, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LD15__LD15 IOMUX_PAD(0x2fc, 0x104, 0x10, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_LD15__FEC_RX_CLK IOMUX_PAD(0x2fc, 0x104, 0x15, 0x514, 1, NO_PAD_CTRL) - -#define MX25_PAD_HSYNC__HSYNC IOMUX_PAD(0x300, 0x108, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_HSYNC__GPIO_1_22 IOMUX_PAD(0x300, 0x108, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_VSYNC__VSYNC IOMUX_PAD(0x304, 0x10c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_VSYNC__GPIO_1_23 IOMUX_PAD(0x304, 0x10c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_LSCLK__LSCLK IOMUX_PAD(0x308, 0x110, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_LSCLK__GPIO_1_24 IOMUX_PAD(0x308, 0x110, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_OE_ACD__OE_ACD IOMUX_PAD(0x30c, 0x114, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_OE_ACD__GPIO_1_25 IOMUX_PAD(0x30c, 0x114, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CONTRAST__CONTRAST IOMUX_PAD(0x310, 0x118, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CONTRAST__PWM4_PWMO IOMUX_PAD(0x310, 0x118, 0x14, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CONTRAST__FEC_CRS IOMUX_PAD(0x310, 0x118, 0x15, 0x508, 1, NO_PAD_CTRL) - -#define MX25_PAD_PWM__PWM IOMUX_PAD(0x314, 0x11c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_PWM__GPIO_1_26 IOMUX_PAD(0x314, 0x11c, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_PWM__USBH2_OC IOMUX_PAD(0x314, 0x11c, 0x16, 0x580, 1, PAD_CTL_PUS_100K_UP) - -#define MX25_PAD_CSI_D2__CSI_D2 IOMUX_PAD(0x318, 0x120, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D2__UART5_RXD_MUX IOMUX_PAD(0x318, 0x120, 0x11, 0x578, 1, NO_PAD_CTRL) -#define MX25_PAD_CSI_D2__GPIO_1_27 IOMUX_PAD(0x318, 0x120, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D2__CSPI3_MOSI IOMUX_PAD(0x318, 0x120, 0x17, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_D3__CSI_D3 IOMUX_PAD(0x31c, 0x124, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D3__GPIO_1_28 IOMUX_PAD(0x31c, 0x124, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D3__CSPI3_MISO IOMUX_PAD(0x31c, 0x124, 0x17, 0x4b4, 1, NO_PAD_CTRL) - -#define MX25_PAD_CSI_D4__CSI_D4 IOMUX_PAD(0x320, 0x128, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D4__UART5_RTS IOMUX_PAD(0x320, 0x128, 0x11, 0x574, 1, NO_PAD_CTRL) -#define MX25_PAD_CSI_D4__GPIO_1_29 IOMUX_PAD(0x320, 0x128, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D4__CSPI3_SCLK IOMUX_PAD(0x320, 0x128, 0x17, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_D5__CSI_D5 IOMUX_PAD(0x324, 0x12c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D5__GPIO_1_30 IOMUX_PAD(0x324, 0x12c, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D5__CSPI3_RDY IOMUX_PAD(0x324, 0x12c, 0x17, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_D6__CSI_D6 IOMUX_PAD(0x328, 0x130, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D6__GPIO_1_31 IOMUX_PAD(0x328, 0x130, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_D7__CSI_D7 IOMUX_PAD(0x32c, 0x134, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D7__GPIO_1_6 IOMUX_PAD(0x32c, 0x134, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_D8__CSI_D8 IOMUX_PAD(0x330, 0x138, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D8__GPIO_1_7 IOMUX_PAD(0x330, 0x138, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_D9__CSI_D9 IOMUX_PAD(0x334, 0x13c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_D9__GPIO_4_21 IOMUX_PAD(0x334, 0x13c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_MCLK__CSI_MCLK IOMUX_PAD(0x338, 0x140, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_MCLK__GPIO_1_8 IOMUX_PAD(0x338, 0x140, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_VSYNC__CSI_VSYNC IOMUX_PAD(0x33c, 0x144, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_VSYNC__GPIO_1_9 IOMUX_PAD(0x33c, 0x144, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_HSYNC__CSI_HSYNC IOMUX_PAD(0x340, 0x148, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_HSYNC__GPIO_1_10 IOMUX_PAD(0x340, 0x148, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSI_PIXCLK__CSI_PIXCLK IOMUX_PAD(0x344, 0x14c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSI_PIXCLK__GPIO_1_11 IOMUX_PAD(0x344, 0x14c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_I2C1_CLK__I2C1_CLK IOMUX_PAD(0x348, 0x150, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_I2C1_CLK__GPIO_1_12 IOMUX_PAD(0x348, 0x150, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_I2C1_DAT__I2C1_DAT IOMUX_PAD(0x34c, 0x154, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_I2C1_DAT__GPIO_1_13 IOMUX_PAD(0x34c, 0x154, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSPI1_MOSI__CSPI1_MOSI IOMUX_PAD(0x350, 0x158, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSPI1_MOSI__GPIO_1_14 IOMUX_PAD(0x350, 0x158, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSPI1_MISO__CSPI1_MISO IOMUX_PAD(0x354, 0x15c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSPI1_MISO__GPIO_1_15 IOMUX_PAD(0x354, 0x15c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSPI1_SS0__CSPI1_SS0 IOMUX_PAD(0x358, 0x160, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSPI1_SS0__GPIO_1_16 IOMUX_PAD(0x358, 0x160, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSPI1_SS1__CSPI1_SS1 IOMUX_PAD(0x35c, 0x164, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSPI1_SS1__GPIO_1_17 IOMUX_PAD(0x35c, 0x164, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSPI1_SCLK__CSPI1_SCLK IOMUX_PAD(0x360, 0x168, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CSPI1_SCLK__GPIO_1_18 IOMUX_PAD(0x360, 0x168, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CSPI1_RDY__CSPI1_RDY IOMUX_PAD(0x364, 0x16c, 0x10, 0, 0, PAD_CTL_PKE) -#define MX25_PAD_CSPI1_RDY__GPIO_2_22 IOMUX_PAD(0x364, 0x16c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UART1_RXD__UART1_RXD IOMUX_PAD(0x368, 0x170, 0x10, 0, 0, PAD_CTL_PUS_100K_DOWN) -#define MX25_PAD_UART1_RXD__GPIO_4_22 IOMUX_PAD(0x368, 0x170, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UART1_TXD__UART1_TXD IOMUX_PAD(0x36c, 0x174, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_UART1_TXD__GPIO_4_23 IOMUX_PAD(0x36c, 0x174, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UART1_RTS__UART1_RTS IOMUX_PAD(0x370, 0x178, 0x10, 0, 0, PAD_CTL_PUS_100K_UP) -#define MX25_PAD_UART1_RTS__CSI_D0 IOMUX_PAD(0x370, 0x178, 0x11, 0x488, 1, NO_PAD_CTRL) -#define MX25_PAD_UART1_RTS__GPIO_4_24 IOMUX_PAD(0x370, 0x178, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UART1_CTS__UART1_CTS IOMUX_PAD(0x374, 0x17c, 0x10, 0, 0, PAD_CTL_PUS_100K_UP) -#define MX25_PAD_UART1_CTS__CSI_D1 IOMUX_PAD(0x374, 0x17c, 0x11, 0x48c, 1, NO_PAD_CTRL) -#define MX25_PAD_UART1_CTS__GPIO_4_25 IOMUX_PAD(0x374, 0x17c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UART2_RXD__UART2_RXD IOMUX_PAD(0x378, 0x180, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_UART2_RXD__GPIO_4_26 IOMUX_PAD(0x378, 0x180, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UART2_TXD__UART2_TXD IOMUX_PAD(0x37c, 0x184, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_UART2_TXD__GPIO_4_27 IOMUX_PAD(0x37c, 0x184, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UART2_RTS__UART2_RTS IOMUX_PAD(0x380, 0x188, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_UART2_RTS__FEC_COL IOMUX_PAD(0x380, 0x188, 0x12, 0x504, 2, NO_PAD_CTRL) -#define MX25_PAD_UART2_RTS__GPIO_4_28 IOMUX_PAD(0x380, 0x188, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UART2_CTS__FEC_RX_ER IOMUX_PAD(0x384, 0x18c, 0x12, 0x518, 2, NO_PAD_CTRL) -#define MX25_PAD_UART2_CTS__UART2_CTS IOMUX_PAD(0x384, 0x18c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_UART2_CTS__GPIO_4_29 IOMUX_PAD(0x384, 0x18c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_SD1_CMD__SD1_CMD IOMUX_PAD(0x388, 0x190, 0x10, 0, 0, PAD_CTL_PUS_47K_UP) -#define MX25_PAD_SD1_CMD__FEC_RDATA2 IOMUX_PAD(0x388, 0x190, 0x12, 0x50c, 2, NO_PAD_CTRL) -#define MX25_PAD_SD1_CMD__GPIO_2_23 IOMUX_PAD(0x388, 0x190, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_SD1_CLK__SD1_CLK IOMUX_PAD(0x38c, 0x194, 0x10, 0, 0, PAD_CTL_PUS_47K_UP) -#define MX25_PAD_SD1_CLK__FEC_RDATA3 IOMUX_PAD(0x38c, 0x194, 0x12, 0x510, 2, NO_PAD_CTRL) -#define MX25_PAD_SD1_CLK__GPIO_2_24 IOMUX_PAD(0x38c, 0x194, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_SD1_DATA0__SD1_DATA0 IOMUX_PAD(0x390, 0x198, 0x10, 0, 0, PAD_CTL_PUS_47K_UP) -#define MX25_PAD_SD1_DATA0__GPIO_2_25 IOMUX_PAD(0x390, 0x198, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_SD1_DATA1__SD1_DATA1 IOMUX_PAD(0x394, 0x19c, 0x10, 0, 0, PAD_CTL_PUS_47K_UP) -#define MX25_PAD_SD1_DATA1__AUD7_RXD IOMUX_PAD(0x394, 0x19c, 0x13, 0x478, 0, NO_PAD_CTRL) -#define MX25_PAD_SD1_DATA1__GPIO_2_26 IOMUX_PAD(0x394, 0x19c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_SD1_DATA2__SD1_DATA2 IOMUX_PAD(0x398, 0x1a0, 0x10, 0, 0, PAD_CTL_PUS_47K_UP) -#define MX25_PAD_SD1_DATA2__FEC_RX_CLK IOMUX_PAD(0x398, 0x1a0, 0x15, 0x514, 2, NO_PAD_CTRL) -#define MX25_PAD_SD1_DATA2__GPIO_2_27 IOMUX_PAD(0x398, 0x1a0, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_SD1_DATA3__SD1_DATA3 IOMUX_PAD(0x39c, 0x1a4, 0x10, 0, 0, PAD_CTL_PUS_47K_UP) -#define MX25_PAD_SD1_DATA3__FEC_CRS IOMUX_PAD(0x39c, 0x1a4, 0x10, 0x508, 2, NO_PAD_CTRL) -#define MX25_PAD_SD1_DATA3__GPIO_2_28 IOMUX_PAD(0x39c, 0x1a4, 0x15, 0, 0, NO_PAD_CTRL) - -#define KPP_CTL_ROW (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP) -#define KPP_CTL_COL (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP | PAD_CTL_ODE) - -#define MX25_PAD_KPP_ROW0__KPP_ROW0 IOMUX_PAD(0x3a0, 0x1a8, 0x10, 0, 0, KPP_CTL_ROW) -#define MX25_PAD_KPP_ROW0__GPIO_2_29 IOMUX_PAD(0x3a0, 0x1a8, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_KPP_ROW1__KPP_ROW1 IOMUX_PAD(0x3a4, 0x1ac, 0x10, 0, 0, KPP_CTL_ROW) -#define MX25_PAD_KPP_ROW1__GPIO_2_30 IOMUX_PAD(0x3a4, 0x1ac, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_KPP_ROW2__KPP_ROW2 IOMUX_PAD(0x3a8, 0x1b0, 0x10, 0, 0, KPP_CTL_ROW) -#define MX25_PAD_KPP_ROW2__CSI_D0 IOMUX_PAD(0x3a8, 0x1b0, 0x13, 0x488, 2, NO_PAD_CTRL) -#define MX25_PAD_KPP_ROW2__GPIO_2_31 IOMUX_PAD(0x3a8, 0x1b0, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_KPP_ROW3__KPP_ROW3 IOMUX_PAD(0x3ac, 0x1b4, 0x10, 0, 0, KPP_CTL_ROW) -#define MX25_PAD_KPP_ROW3__CSI_LD1 IOMUX_PAD(0x3ac, 0x1b4, 0x13, 0x48c, 2, NO_PAD_CTRL) -#define MX25_PAD_KPP_ROW3__GPIO_3_0 IOMUX_PAD(0x3ac, 0x1b4, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_KPP_COL0__KPP_COL0 IOMUX_PAD(0x3b0, 0x1b8, 0x10, 0, 0, KPP_CTL_COL) -#define MX25_PAD_KPP_COL0__UART4_RXD_MUX IOMUX_PAD(0x3b0, 0x1b8, 0x11, 0x570, 1, NO_PAD_CTRL) -#define MX25_PAD_KPP_COL0__AUD5_TXD IOMUX_PAD(0x3b0, 0x1b8, 0x12, 0, 0, PAD_CTL_PKE | PAD_CTL_PUS_100K_UP) -#define MX25_PAD_KPP_COL0__GPIO_3_1 IOMUX_PAD(0x3b0, 0x1b8, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_KPP_COL1__KPP_COL1 IOMUX_PAD(0x3b4, 0x1bc, 0x10, 0, 0, KPP_CTL_COL) -#define MX25_PAD_KPP_COL1__UART4_TXD_MUX IOMUX_PAD(0x3b4, 0x1bc, 0x11, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_COL1__AUD5_RXD IOMUX_PAD(0x3b4, 0x1bc, 0x12, 0, 0, PAD_CTL_PKE | PAD_CTL_PUS_100K_UP) -#define MX25_PAD_KPP_COL1__GPIO_3_2 IOMUX_PAD(0x3b4, 0x1bc, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_KPP_COL2__KPP_COL2 IOMUX_PAD(0x3b8, 0x1c0, 0x10, 0, 0, KPP_CTL_COL) -#define MX25_PAD_KPP_COL2__UART4_RTS IOMUX_PAD(0x3b8, 0x1c0, 0x11, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_COL2__AUD5_TXC IOMUX_PAD(0x3b8, 0x1c0, 0x12, 0, 0, PAD_CTL_PKE | PAD_CTL_PUS_100K_UP) -#define MX25_PAD_KPP_COL2__GPIO_3_3 IOMUX_PAD(0x3b8, 0x1c0, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_KPP_COL3__KPP_COL3 IOMUX_PAD(0x3bc, 0x1c4, 0x10, 0, 0, KPP_CTL_COL) -#define MX25_PAD_KPP_COL3__UART4_CTS IOMUX_PAD(0x3bc, 0x1c4, 0x11, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_COL3__AUD5_TXFS IOMUX_PAD(0x3bc, 0x1c4, 0x12, 0, 0, PAD_CTL_PKE | PAD_CTL_PUS_100K_UP) -#define MX25_PAD_KPP_COL3__GPIO_3_4 IOMUX_PAD(0x3bc, 0x1c4, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_MDC__FEC_MDC IOMUX_PAD(0x3c0, 0x1c8, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_FEC_MDC__AUD4_TXD IOMUX_PAD(0x3c0, 0x1c8, 0x12, 0x464, 1, NO_PAD_CTRL) -#define MX25_PAD_FEC_MDC__GPIO_3_5 IOMUX_PAD(0x3c0, 0x1c8, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_MDIO__FEC_MDIO IOMUX_PAD(0x3c4, 0x1cc, 0x10, 0, 0, PAD_CTL_HYS | PAD_CTL_PUS_22K_UP) -#define MX25_PAD_FEC_MDIO__AUD4_RXD IOMUX_PAD(0x3c4, 0x1cc, 0x12, 0x460, 1, NO_PAD_CTRL) -#define MX25_PAD_FEC_MDIO__GPIO_3_6 IOMUX_PAD(0x3c4, 0x1cc, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_TDATA0__FEC_TDATA0 IOMUX_PAD(0x3c8, 0x1d0, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_FEC_TDATA0__GPIO_3_7 IOMUX_PAD(0x3c8, 0x1d0, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_TDATA1__FEC_TDATA1 IOMUX_PAD(0x3cc, 0x1d4, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_FEC_TDATA1__AUD4_TXFS IOMUX_PAD(0x3cc, 0x1d4, 0x12, 0x474, 1, NO_PAD_CTRL) -#define MX25_PAD_FEC_TDATA1__GPIO_3_8 IOMUX_PAD(0x3cc, 0x1d4, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_TX_EN__FEC_TX_EN IOMUX_PAD(0x3d0, 0x1d8, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_FEC_TX_EN__GPIO_3_9 IOMUX_PAD(0x3d0, 0x1d8, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_RDATA0__FEC_RDATA0 IOMUX_PAD(0x3d4, 0x1dc, 0x10, 0, 0, PAD_CTL_PUS_100K_DOWN | NO_PAD_CTRL) -#define MX25_PAD_FEC_RDATA0__GPIO_3_10 IOMUX_PAD(0x3d4, 0x1dc, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_RDATA1__FEC_RDATA1 IOMUX_PAD(0x3d8, 0x1e0, 0x10, 0, 0, PAD_CTL_PUS_100K_DOWN | NO_PAD_CTRL) -#define MX25_PAD_FEC_RDATA1__GPIO_3_11 IOMUX_PAD(0x3d8, 0x1e0, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_RX_DV__FEC_RX_DV IOMUX_PAD(0x3dc, 0x1e4, 0x10, 0, 0, PAD_CTL_PUS_100K_DOWN | NO_PAD_CTRL) -#define MX25_PAD_FEC_RX_DV__CAN2_RX IOMUX_PAD(0x3dc, 0x1e4, 0x14, 0x484, 0, PAD_CTL_PUS_22K_UP) -#define MX25_PAD_FEC_RX_DV__GPIO_3_12 IOMUX_PAD(0x3dc, 0x1e4, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_FEC_TX_CLK__FEC_TX_CLK IOMUX_PAD(0x3e0, 0x1e8, 0x10, 0, 0, PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN) -#define MX25_PAD_FEC_TX_CLK__GPIO_3_13 IOMUX_PAD(0x3e0, 0x1e8, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_RTCK__RTCK IOMUX_PAD(0x3e4, 0x1ec, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_RTCK__OWIRE IOMUX_PAD(0x3e4, 0x1ec, 0x11, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_RTCK__GPIO_3_14 IOMUX_PAD(0x3e4, 0x1ec, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_DE_B__DE_B IOMUX_PAD(0x3ec, 0x1f0, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_DE_B__GPIO_2_20 IOMUX_PAD(0x3ec, 0x1f0, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_TDO__TDO IOMUX_PAD(0x3e8, 0x000, 0x00, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_GPIO_A__GPIO_A IOMUX_PAD(0x3f0, 0x1f4, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_GPIO_A__CAN1_TX IOMUX_PAD(0x3f0, 0x1f4, 0x16, 0, 0, PAD_CTL_PUS_22K_UP) -#define MX25_PAD_GPIO_A__USBOTG_PWR IOMUX_PAD(0x3f0, 0x1f4, 0x12, 0, 0, PAD_CTL_PKE) - -#define MX25_PAD_GPIO_B__GPIO_B IOMUX_PAD(0x3f4, 0x1f8, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_GPIO_B__CAN1_RX IOMUX_PAD(0x3f4, 0x1f8, 0x16, 0x480, 1, PAD_CTL_PUS_22K_UP) -#define MX25_PAD_GPIO_B__USBOTG_OC IOMUX_PAD(0x3f4, 0x1f8, 0x12, 0x57c, 1, PAD_CTL_PUS_100K_UP) - -#define MX25_PAD_GPIO_C__GPIO_C IOMUX_PAD(0x3f8, 0x1fc, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_GPIO_C__CAN2_TX IOMUX_PAD(0x3f8, 0x1fc, 0x16, 0, 0, PAD_CTL_PUS_22K_UP) - -#define MX25_PAD_GPIO_D__GPIO_D IOMUX_PAD(0x3fc, 0x200, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_GPIO_E__LD16 IOMUX_PAD(0x400, 0x204, 0x02, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_GPIO_D__CAN2_RX IOMUX_PAD(0x3fc, 0x200, 0x16, 0x484, 1, PAD_CTL_PUS_22K_UP) - -#define MX25_PAD_GPIO_E__GPIO_E IOMUX_PAD(0x400, 0x204, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_GPIO_F__LD17 IOMUX_PAD(0x404, 0x208, 0x02, 0, 0, PAD_CTL_SRE_FAST) -#define MX25_PAD_GPIO_E__AUD7_TXD IOMUX_PAD(0x400, 0x204, 0x14, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_GPIO_F__GPIO_F IOMUX_PAD(0x404, 0x208, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_GPIO_F__AUD7_TXC IOMUX_PAD(0x404, 0x208, 0x14, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_EXT_ARMCLK__EXT_ARMCLK IOMUX_PAD(0x000, 0x20c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_EXT_ARMCLK__GPIO_3_15 IOMUX_PAD(0x000, 0x20c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_UPLL_BYPCLK__UPLL_BYPCLK IOMUX_PAD(0x000, 0x210, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_UPLL_BYPCLK__GPIO_3_16 IOMUX_PAD(0x000, 0x210, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_VSTBY_REQ__VSTBY_REQ IOMUX_PAD(0x408, 0x214, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_VSTBY_REQ__AUD7_TXFS IOMUX_PAD(0x408, 0x214, 0x14, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_VSTBY_REQ__GPIO_3_17 IOMUX_PAD(0x408, 0x214, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_VSTBY_ACK__VSTBY_ACK IOMUX_PAD(0x40c, 0x218, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_VSTBY_ACK__GPIO_3_18 IOMUX_PAD(0x40c, 0x218, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_POWER_FAIL__POWER_FAIL IOMUX_PAD(0x410, 0x21c, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_POWER_FAIL__AUD7_RXD IOMUX_PAD(0x410, 0x21c, 0x14, 0x478, 1, NO_PAD_CTRL) -#define MX25_PAD_POWER_FAIL__GPIO_3_19 IOMUX_PAD(0x410, 0x21c, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CLKO__CLKO IOMUX_PAD(0x414, 0x220, 0x10, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CLKO__GPIO_2_21 IOMUX_PAD(0x414, 0x220, 0x15, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_BOOT_MODE0__BOOT_MODE0 IOMUX_PAD(0x000, 0x224, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_BOOT_MODE0__GPIO_4_30 IOMUX_PAD(0x000, 0x224, 0x05, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_BOOT_MODE1__BOOT_MODE1 IOMUX_PAD(0x000, 0x228, 0x00, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_BOOT_MODE1__GPIO_4_31 IOMUX_PAD(0x000, 0x228, 0x05, 0, 0, NO_PAD_CTRL) - -#define MX25_PAD_CTL_GRP_DVS_MISC IOMUX_PAD(0x418, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_FEC IOMUX_PAD(0x41c, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DVS_JTAG IOMUX_PAD(0x420, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_NFC IOMUX_PAD(0x424, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_CSI IOMUX_PAD(0x428, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_WEIM IOMUX_PAD(0x42c, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_DDR IOMUX_PAD(0x430, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DVS_CRM IOMUX_PAD(0x434, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_KPP IOMUX_PAD(0x438, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_SDHC1 IOMUX_PAD(0x43c, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_LCD IOMUX_PAD(0x440, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_UART IOMUX_PAD(0x444, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DVS_NFC IOMUX_PAD(0x448, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DVS_CSI IOMUX_PAD(0x44c, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DSE_CSPI1 IOMUX_PAD(0x450, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DDRTYPE IOMUX_PAD(0x454, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DVS_SDHC1 IOMUX_PAD(0x458, 0x000, 0, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_CTL_GRP_DVS_LCD IOMUX_PAD(0x45c, 0x000, 0, 0, 0, NO_PAD_CTRL) - -#endif /* __MACH_IOMUX_MX25_H__ */ diff --git a/arch/arm/mach-imx/iomux-mx3.h b/arch/arm/mach-imx/iomux-mx3.h index 0a5adba..2e4a0dd 100644 --- a/arch/arm/mach-imx/iomux-mx3.h +++ b/arch/arm/mach-imx/iomux-mx3.h @@ -114,7 +114,7 @@ enum iomux_gp_func { */ int mxc_iomux_alloc_pin(unsigned int pin, const char *label); /* - * setups mutliple pins + * setups multiple pins * convenient way to call the above function with tables */ int mxc_iomux_setup_multiple_pins(const unsigned int *pin_list, unsigned count, diff --git a/arch/arm/mach-imx/iomux-v3.c b/arch/arm/mach-imx/iomux-v3.c index d61f960..a53b2e6 100644 --- a/arch/arm/mach-imx/iomux-v3.c +++ b/arch/arm/mach-imx/iomux-v3.c @@ -56,9 +56,10 @@ int mxc_iomux_v3_setup_pad(iomux_v3_cfg_t pad) return 0; } -int mxc_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t *pad_list, unsigned count) +int mxc_iomux_v3_setup_multiple_pads(const iomux_v3_cfg_t *pad_list, + unsigned count) { - iomux_v3_cfg_t *p = pad_list; + const iomux_v3_cfg_t *p = pad_list; int i; int ret; diff --git a/arch/arm/mach-imx/iomux-v3.h b/arch/arm/mach-imx/iomux-v3.h index 2fa3b54..f79e165 100644 --- a/arch/arm/mach-imx/iomux-v3.h +++ b/arch/arm/mach-imx/iomux-v3.h @@ -128,10 +128,11 @@ typedef u64 iomux_v3_cfg_t; int mxc_iomux_v3_setup_pad(iomux_v3_cfg_t pad); /* - * setups mutliple pads + * setups multiple pads * convenient way to call the above function with tables */ -int mxc_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t *pad_list, unsigned count); +int mxc_iomux_v3_setup_multiple_pads(const iomux_v3_cfg_t *pad_list, + unsigned count); /* * Initialise the iomux controller diff --git a/arch/arm/mach-imx/mach-cpuimx35.c b/arch/arm/mach-imx/mach-cpuimx35.c index 62a6e02..922ffd6 100644 --- a/arch/arm/mach-imx/mach-cpuimx35.c +++ b/arch/arm/mach-imx/mach-cpuimx35.c @@ -75,7 +75,7 @@ static struct i2c_board_info eukrea_cpuimx35_i2c_devices[] = { }, }; -static iomux_v3_cfg_t eukrea_cpuimx35_pads[] = { +static const iomux_v3_cfg_t eukrea_cpuimx35_pads[] __initconst = { /* UART1 */ MX35_PAD_CTS1__UART1_CTS, MX35_PAD_RTS1__UART1_RTS, diff --git a/arch/arm/mach-imx/mach-eukrea_cpuimx25.c b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c deleted file mode 100644 index b2ee6e0..0000000 --- a/arch/arm/mach-imx/mach-eukrea_cpuimx25.c +++ /dev/null @@ -1,172 +0,0 @@ -/* - * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de> - * Copyright 2010 Eric Bénard - Eukréa Electromatique, <eric@eukrea.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/clk.h> -#include <linux/irq.h> -#include <linux/gpio.h> -#include <linux/platform_device.h> -#include <linux/usb/otg.h> -#include <linux/usb/ulpi.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> -#include <asm/memory.h> -#include <asm/mach/map.h> - -#include "common.h" -#include "devices-imx25.h" -#include "ehci.h" -#include "eukrea-baseboards.h" -#include "hardware.h" -#include "iomux-mx25.h" -#include "mx25.h" - -static const struct imxuart_platform_data uart_pdata __initconst = { - .flags = IMXUART_HAVE_RTSCTS, -}; - -static iomux_v3_cfg_t eukrea_cpuimx25_pads[] = { - /* FEC - RMII */ - MX25_PAD_FEC_MDC__FEC_MDC, - MX25_PAD_FEC_MDIO__FEC_MDIO, - MX25_PAD_FEC_TDATA0__FEC_TDATA0, - MX25_PAD_FEC_TDATA1__FEC_TDATA1, - MX25_PAD_FEC_TX_EN__FEC_TX_EN, - MX25_PAD_FEC_RDATA0__FEC_RDATA0, - MX25_PAD_FEC_RDATA1__FEC_RDATA1, - MX25_PAD_FEC_RX_DV__FEC_RX_DV, - MX25_PAD_FEC_TX_CLK__FEC_TX_CLK, - /* I2C1 */ - MX25_PAD_I2C1_CLK__I2C1_CLK, - MX25_PAD_I2C1_DAT__I2C1_DAT, -}; - -static const struct fec_platform_data mx25_fec_pdata __initconst = { - .phy = PHY_INTERFACE_MODE_RMII, -}; - -static const struct mxc_nand_platform_data -eukrea_cpuimx25_nand_board_info __initconst = { - .width = 1, - .hw_ecc = 1, - .flash_bbt = 1, -}; - -static const struct imxi2c_platform_data -eukrea_cpuimx25_i2c0_data __initconst = { - .bitrate = 100000, -}; - -static struct i2c_board_info eukrea_cpuimx25_i2c_devices[] = { - { - I2C_BOARD_INFO("pcf8563", 0x51), - }, -}; - -static int eukrea_cpuimx25_otg_init(struct platform_device *pdev) -{ - return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI); -} - -static const struct mxc_usbh_platform_data otg_pdata __initconst = { - .init = eukrea_cpuimx25_otg_init, - .portsc = MXC_EHCI_MODE_UTMI, -}; - -static int eukrea_cpuimx25_usbh2_init(struct platform_device *pdev) -{ - return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_SINGLE_UNI | - MXC_EHCI_INTERNAL_PHY | MXC_EHCI_IPPUE_DOWN); -} - -static const struct mxc_usbh_platform_data usbh2_pdata __initconst = { - .init = eukrea_cpuimx25_usbh2_init, - .portsc = MXC_EHCI_MODE_SERIAL, -}; - -static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { - .operating_mode = FSL_USB2_DR_DEVICE, - .phy_mode = FSL_USB2_PHY_UTMI, - .workaround = FLS_USB2_WORKAROUND_ENGCM09152, -}; - -static bool otg_mode_host __initdata; - -static int __init eukrea_cpuimx25_otg_mode(char *options) -{ - if (!strcmp(options, "host")) - otg_mode_host = true; - else if (!strcmp(options, "device")) - otg_mode_host = false; - else - pr_info("otg_mode neither \"host\" nor \"device\". " - "Defaulting to device\n"); - return 1; -} -__setup("otg_mode=", eukrea_cpuimx25_otg_mode); - -static void __init eukrea_cpuimx25_init(void) -{ - imx25_soc_init(); - - if (mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx25_pads, - ARRAY_SIZE(eukrea_cpuimx25_pads))) - printk(KERN_ERR "error setting cpuimx25 pads !\n"); - - imx25_add_imx_uart0(&uart_pdata); - imx25_add_mxc_nand(&eukrea_cpuimx25_nand_board_info); - imx25_add_imxdi_rtc(); - imx25_add_fec(&mx25_fec_pdata); - imx25_add_imx2_wdt(); - - i2c_register_board_info(0, eukrea_cpuimx25_i2c_devices, - ARRAY_SIZE(eukrea_cpuimx25_i2c_devices)); - imx25_add_imx_i2c0(&eukrea_cpuimx25_i2c0_data); - - if (otg_mode_host) - imx25_add_mxc_ehci_otg(&otg_pdata); - else - imx25_add_fsl_usb2_udc(&otg_device_pdata); - - imx25_add_mxc_ehci_hs(&usbh2_pdata); - -#ifdef CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD - eukrea_mbimxsd25_baseboard_init(); -#endif -} - -static void __init eukrea_cpuimx25_timer_init(void) -{ - mx25_clocks_init(); -} - -MACHINE_START(EUKREA_CPUIMX25SD, "Eukrea CPUIMX25") - /* Maintainer: Eukrea Electromatique */ - .atag_offset = 0x100, - .map_io = mx25_map_io, - .init_early = imx25_init_early, - .init_irq = mx25_init_irq, - .init_time = eukrea_cpuimx25_timer_init, - .init_machine = eukrea_cpuimx25_init, - .restart = mxc_restart, -MACHINE_END diff --git a/arch/arm/mach-imx/imx25-dt.c b/arch/arm/mach-imx/mach-imx25.c index 25defbd..9379fd0 100644 --- a/arch/arm/mach-imx/imx25-dt.c +++ b/arch/arm/mach-imx/mach-imx25.c @@ -10,12 +10,29 @@ */ #include <linux/irq.h> +#include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_platform.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include "common.h" -#include "mx25.h" +#include "hardware.h" + +static void __init imx25_init_early(void) +{ + mxc_set_cpu_type(MXC_CPU_MX25); +} + +static void __init mx25_init_irq(void) +{ + struct device_node *np; + void __iomem *avic_base; + + np = of_find_compatible_node(NULL, NULL, "fsl,avic"); + avic_base = of_iomap(np, 0); + BUG_ON(!avic_base); + mxc_init_irq(avic_base); +} static const char * const imx25_dt_board_compat[] __initconst = { "fsl,imx25", @@ -23,7 +40,6 @@ static const char * const imx25_dt_board_compat[] __initconst = { }; DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)") - .map_io = mx25_map_io, .init_early = imx25_init_early, .init_irq = mx25_init_irq, .dt_compat = imx25_dt_board_compat, diff --git a/arch/arm/mach-imx/mach-mx25_3ds.c b/arch/arm/mach-imx/mach-mx25_3ds.c deleted file mode 100644 index 0d01e36..0000000 --- a/arch/arm/mach-imx/mach-mx25_3ds.c +++ /dev/null @@ -1,270 +0,0 @@ -/* - * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - */ - -/* - * This machine is known as: - * - i.MX25 3-Stack Development System - * - i.MX25 Platform Development Kit (i.MX25 PDK) - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/clk.h> -#include <linux/irq.h> -#include <linux/gpio.h> -#include <linux/platform_device.h> -#include <linux/usb/otg.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> -#include <asm/memory.h> -#include <asm/mach/map.h> - -#include "common.h" -#include "devices-imx25.h" -#include "ehci.h" -#include "hardware.h" -#include "iomux-mx25.h" -#include "mx25.h" - -#define MX25PDK_CAN_PWDN IMX_GPIO_NR(4, 6) - -static const struct imxuart_platform_data uart_pdata __initconst = { - .flags = IMXUART_HAVE_RTSCTS, -}; - -static iomux_v3_cfg_t mx25pdk_pads[] = { - MX25_PAD_FEC_MDC__FEC_MDC, - MX25_PAD_FEC_MDIO__FEC_MDIO, - MX25_PAD_FEC_TDATA0__FEC_TDATA0, - MX25_PAD_FEC_TDATA1__FEC_TDATA1, - MX25_PAD_FEC_TX_EN__FEC_TX_EN, - MX25_PAD_FEC_RDATA0__FEC_RDATA0, - MX25_PAD_FEC_RDATA1__FEC_RDATA1, - MX25_PAD_FEC_RX_DV__FEC_RX_DV, - MX25_PAD_FEC_TX_CLK__FEC_TX_CLK, - MX25_PAD_A17__GPIO_2_3, /* FEC_EN, GPIO 35 */ - MX25_PAD_D12__GPIO_4_8, /* FEC_RESET_B, GPIO 104 */ - - /* LCD */ - MX25_PAD_LD0__LD0, - MX25_PAD_LD1__LD1, - MX25_PAD_LD2__LD2, - MX25_PAD_LD3__LD3, - MX25_PAD_LD4__LD4, - MX25_PAD_LD5__LD5, - MX25_PAD_LD6__LD6, - MX25_PAD_LD7__LD7, - MX25_PAD_LD8__LD8, - MX25_PAD_LD9__LD9, - MX25_PAD_LD10__LD10, - MX25_PAD_LD11__LD11, - MX25_PAD_LD12__LD12, - MX25_PAD_LD13__LD13, - MX25_PAD_LD14__LD14, - MX25_PAD_LD15__LD15, - MX25_PAD_GPIO_E__LD16, - MX25_PAD_GPIO_F__LD17, - MX25_PAD_HSYNC__HSYNC, - MX25_PAD_VSYNC__VSYNC, - MX25_PAD_LSCLK__LSCLK, - MX25_PAD_OE_ACD__OE_ACD, - MX25_PAD_CONTRAST__CONTRAST, - - /* Keypad */ - MX25_PAD_KPP_ROW0__KPP_ROW0, - MX25_PAD_KPP_ROW1__KPP_ROW1, - MX25_PAD_KPP_ROW2__KPP_ROW2, - MX25_PAD_KPP_ROW3__KPP_ROW3, - MX25_PAD_KPP_COL0__KPP_COL0, - MX25_PAD_KPP_COL1__KPP_COL1, - MX25_PAD_KPP_COL2__KPP_COL2, - MX25_PAD_KPP_COL3__KPP_COL3, - - /* SD1 */ - MX25_PAD_SD1_CMD__SD1_CMD, - MX25_PAD_SD1_CLK__SD1_CLK, - MX25_PAD_SD1_DATA0__SD1_DATA0, - MX25_PAD_SD1_DATA1__SD1_DATA1, - MX25_PAD_SD1_DATA2__SD1_DATA2, - MX25_PAD_SD1_DATA3__SD1_DATA3, - MX25_PAD_A14__GPIO_2_0, /* WriteProtect */ - MX25_PAD_A15__GPIO_2_1, /* CardDetect */ - - /* I2C1 */ - MX25_PAD_I2C1_CLK__I2C1_CLK, - MX25_PAD_I2C1_DAT__I2C1_DAT, - - /* CAN1 */ - MX25_PAD_GPIO_A__CAN1_TX, - MX25_PAD_GPIO_B__CAN1_RX, - MX25_PAD_D14__GPIO_4_6, /* CAN_PWDN */ -}; - -static const struct fec_platform_data mx25_fec_pdata __initconst = { - .phy = PHY_INTERFACE_MODE_RMII, -}; - -#define FEC_ENABLE_GPIO IMX_GPIO_NR(2, 3) -#define FEC_RESET_B_GPIO IMX_GPIO_NR(4, 8) - -static void __init mx25pdk_fec_reset(void) -{ - gpio_request(FEC_ENABLE_GPIO, "FEC PHY enable"); - gpio_request(FEC_RESET_B_GPIO, "FEC PHY reset"); - - gpio_direction_output(FEC_ENABLE_GPIO, 0); /* drop PHY power */ - gpio_direction_output(FEC_RESET_B_GPIO, 0); /* assert reset */ - udelay(2); - - /* turn on PHY power and lift reset */ - gpio_set_value(FEC_ENABLE_GPIO, 1); - gpio_set_value(FEC_RESET_B_GPIO, 1); -} - -static const struct mxc_nand_platform_data -mx25pdk_nand_board_info __initconst = { - .width = 1, - .hw_ecc = 1, - .flash_bbt = 1, -}; - -static struct imx_fb_videomode mx25pdk_modes[] = { - { - .mode = { - .name = "CRT-VGA", - .refresh = 60, - .xres = 640, - .yres = 480, - .pixclock = 39683, - .left_margin = 45, - .right_margin = 114, - .upper_margin = 33, - .lower_margin = 11, - .hsync_len = 1, - .vsync_len = 1, - }, - .bpp = 16, - .pcr = 0xFA208B80, - }, -}; - -static const struct imx_fb_platform_data mx25pdk_fb_pdata __initconst = { - .mode = mx25pdk_modes, - .num_modes = ARRAY_SIZE(mx25pdk_modes), - .pwmr = 0x00A903FF, - .lscr1 = 0x00120300, - .dmacr = 0x00020010, -}; - -static const uint32_t mx25pdk_keymap[] = { - KEY(0, 0, KEY_UP), - KEY(0, 1, KEY_DOWN), - KEY(0, 2, KEY_VOLUMEDOWN), - KEY(0, 3, KEY_HOME), - KEY(1, 0, KEY_RIGHT), - KEY(1, 1, KEY_LEFT), - KEY(1, 2, KEY_ENTER), - KEY(1, 3, KEY_VOLUMEUP), - KEY(2, 0, KEY_F6), - KEY(2, 1, KEY_F8), - KEY(2, 2, KEY_F9), - KEY(2, 3, KEY_F10), - KEY(3, 0, KEY_F1), - KEY(3, 1, KEY_F2), - KEY(3, 2, KEY_F3), - KEY(3, 3, KEY_POWER), -}; - -static const struct matrix_keymap_data mx25pdk_keymap_data __initconst = { - .keymap = mx25pdk_keymap, - .keymap_size = ARRAY_SIZE(mx25pdk_keymap), -}; - -static int mx25pdk_usbh2_init(struct platform_device *pdev) -{ - return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERNAL_PHY); -} - -static const struct mxc_usbh_platform_data usbh2_pdata __initconst = { - .init = mx25pdk_usbh2_init, - .portsc = MXC_EHCI_MODE_SERIAL, -}; - -static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { - .operating_mode = FSL_USB2_DR_DEVICE, - .phy_mode = FSL_USB2_PHY_UTMI, -}; - -static const struct imxi2c_platform_data mx25_3ds_i2c0_data __initconst = { - .bitrate = 100000, -}; - -#define SD1_GPIO_WP IMX_GPIO_NR(2, 0) -#define SD1_GPIO_CD IMX_GPIO_NR(2, 1) - -static const struct esdhc_platform_data mx25pdk_esdhc_pdata __initconst = { - .wp_gpio = SD1_GPIO_WP, - .cd_gpio = SD1_GPIO_CD, - .wp_type = ESDHC_WP_GPIO, - .cd_type = ESDHC_CD_GPIO, -}; - -static void __init mx25pdk_init(void) -{ - imx25_soc_init(); - - mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads, - ARRAY_SIZE(mx25pdk_pads)); - - imx25_add_imx_uart0(&uart_pdata); - imx25_add_fsl_usb2_udc(&otg_device_pdata); - imx25_add_mxc_ehci_hs(&usbh2_pdata); - imx25_add_mxc_nand(&mx25pdk_nand_board_info); - imx25_add_imxdi_rtc(); - imx25_add_imx_fb(&mx25pdk_fb_pdata); - imx25_add_imx2_wdt(); - - mx25pdk_fec_reset(); - imx25_add_fec(&mx25_fec_pdata); - imx25_add_imx_keypad(&mx25pdk_keymap_data); - - imx25_add_sdhci_esdhc_imx(0, &mx25pdk_esdhc_pdata); - imx25_add_imx_i2c0(&mx25_3ds_i2c0_data); - - gpio_request_one(MX25PDK_CAN_PWDN, GPIOF_OUT_INIT_LOW, "can-pwdn"); - imx25_add_flexcan0(); -} - -static void __init mx25pdk_timer_init(void) -{ - mx25_clocks_init(); -} - -MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)") - /* Maintainer: Freescale Semiconductor, Inc. */ - .atag_offset = 0x100, - .map_io = mx25_map_io, - .init_early = imx25_init_early, - .init_irq = mx25_init_irq, - .init_time = mx25pdk_timer_init, - .init_machine = mx25pdk_init, - .restart = mxc_restart, -MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx35_3ds.c b/arch/arm/mach-imx/mach-mx35_3ds.c index 72cd77d..7e315f0 100644 --- a/arch/arm/mach-imx/mach-mx35_3ds.c +++ b/arch/arm/mach-imx/mach-mx35_3ds.c @@ -166,7 +166,7 @@ static struct platform_device *devices[] __initdata = { &mx35pdk_flash, }; -static iomux_v3_cfg_t mx35pdk_pads[] = { +static const iomux_v3_cfg_t mx35pdk_pads[] __initconst = { /* UART1 */ MX35_PAD_CTS1__UART1_CTS, MX35_PAD_RTS1__UART1_RTS, diff --git a/arch/arm/mach-imx/mach-pcm043.c b/arch/arm/mach-imx/mach-pcm043.c index b623bca..e447e59 100644 --- a/arch/arm/mach-imx/mach-pcm043.c +++ b/arch/arm/mach-imx/mach-pcm043.c @@ -129,7 +129,7 @@ static struct platform_device *devices[] __initdata = { &pcm043_flash, }; -static iomux_v3_cfg_t pcm043_pads[] = { +static const iomux_v3_cfg_t pcm043_pads[] __initconst = { /* UART1 */ MX35_PAD_CTS1__UART1_CTS, MX35_PAD_RTS1__UART1_RTS, diff --git a/arch/arm/mach-imx/mach-vpr200.c b/arch/arm/mach-imx/mach-vpr200.c index 97836e9..27a8f7e 100644 --- a/arch/arm/mach-imx/mach-vpr200.c +++ b/arch/arm/mach-imx/mach-vpr200.c @@ -161,7 +161,7 @@ static struct i2c_board_info vpr200_i2c_devices[] = { } }; -static iomux_v3_cfg_t vpr200_pads[] = { +static const iomux_v3_cfg_t vpr200_pads[] __initconst = { /* UART1 */ MX35_PAD_TXD1__UART1_TXD_MUX, MX35_PAD_RXD1__UART1_RXD_MUX, diff --git a/arch/arm/mach-imx/mm-imx25.c b/arch/arm/mach-imx/mm-imx25.c deleted file mode 100644 index 5211f62..0000000 --- a/arch/arm/mach-imx/mm-imx25.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Copyright (C) 1999,2000 Arm Limited - * Copyright (C) 2000 Deep Blue Solutions Ltd - * Copyright (C) 2002 Shane Nay (shane@minirl.com) - * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * - add MX31 specific definitions - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/mm.h> -#include <linux/init.h> -#include <linux/err.h> -#include <linux/pinctrl/machine.h> - -#include <asm/pgtable.h> -#include <asm/mach/map.h> - -#include "common.h" -#include "devices/devices-common.h" -#include "hardware.h" -#include "iomux-v3.h" -#include "mx25.h" - -/* - * This table defines static virtual address mappings for I/O regions. - * These are the mappings common across all MX25 boards. - */ -static struct map_desc mx25_io_desc[] __initdata = { - imx_map_entry(MX25, AVIC, MT_DEVICE_NONSHARED), - imx_map_entry(MX25, AIPS1, MT_DEVICE_NONSHARED), - imx_map_entry(MX25, AIPS2, MT_DEVICE_NONSHARED), -}; - -/* - * This function initializes the memory map. It is called during the - * system startup to create static physical to virtual memory mappings - * for the IO modules. - */ -void __init mx25_map_io(void) -{ - iotable_init(mx25_io_desc, ARRAY_SIZE(mx25_io_desc)); -} - -void __init imx25_init_early(void) -{ - mxc_set_cpu_type(MXC_CPU_MX25); - mxc_iomux_v3_init(MX25_IO_ADDRESS(MX25_IOMUXC_BASE_ADDR)); -} - -void __init mx25_init_irq(void) -{ - mxc_init_irq(MX25_IO_ADDRESS(MX25_AVIC_BASE_ADDR)); -} - -static struct sdma_platform_data imx25_sdma_pdata __initdata = { - .fw_name = "sdma-imx25.bin", -}; - -static const struct resource imx25_audmux_res[] __initconst = { - DEFINE_RES_MEM(MX25_AUDMUX_BASE_ADDR, SZ_16K), -}; - -void __init imx25_soc_init(void) -{ - mxc_arch_reset_init(MX25_IO_ADDRESS(MX25_WDOG_BASE_ADDR)); - mxc_device_init(); - - /* i.mx25 has the i.mx35 type gpio */ - mxc_register_gpio("imx35-gpio", 0, MX25_GPIO1_BASE_ADDR, SZ_16K, MX25_INT_GPIO1, 0); - mxc_register_gpio("imx35-gpio", 1, MX25_GPIO2_BASE_ADDR, SZ_16K, MX25_INT_GPIO2, 0); - mxc_register_gpio("imx35-gpio", 2, MX25_GPIO3_BASE_ADDR, SZ_16K, MX25_INT_GPIO3, 0); - mxc_register_gpio("imx35-gpio", 3, MX25_GPIO4_BASE_ADDR, SZ_16K, MX25_INT_GPIO4, 0); - - pinctrl_provide_dummies(); - /* i.mx25 has the i.mx35 type sdma */ - imx_add_imx_sdma("imx35-sdma", MX25_SDMA_BASE_ADDR, MX25_INT_SDMA, &imx25_sdma_pdata); - /* i.mx25 has the i.mx31 type audmux */ - platform_device_register_simple("imx31-audmux", 0, imx25_audmux_res, - ARRAY_SIZE(imx25_audmux_res)); -} diff --git a/arch/arm/mach-imx/mx25.h b/arch/arm/mach-imx/mx25.h deleted file mode 100644 index ec46640..0000000 --- a/arch/arm/mach-imx/mx25.h +++ /dev/null @@ -1,117 +0,0 @@ -#ifndef __MACH_MX25_H__ -#define __MACH_MX25_H__ - -#define MX25_AIPS1_BASE_ADDR 0x43f00000 -#define MX25_AIPS1_SIZE SZ_1M -#define MX25_AIPS2_BASE_ADDR 0x53f00000 -#define MX25_AIPS2_SIZE SZ_1M -#define MX25_AVIC_BASE_ADDR 0x68000000 -#define MX25_AVIC_SIZE SZ_1M - -#define MX25_I2C1_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x80000) -#define MX25_I2C3_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x84000) -#define MX25_CAN1_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x88000) -#define MX25_CAN2_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x8c000) -#define MX25_I2C2_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x98000) -#define MX25_CSPI1_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0xa4000) -#define MX25_IOMUXC_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0xac000) - -#define MX25_CRM_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0x80000) -#define MX25_GPT1_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0x90000) -#define MX25_GPIO4_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0x9c000) -#define MX25_PWM2_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xa0000) -#define MX25_GPIO3_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xa4000) -#define MX25_PWM3_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xa8000) -#define MX25_PWM4_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xc8000) -#define MX25_GPIO1_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xcc000) -#define MX25_GPIO2_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xd0000) -#define MX25_WDOG_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xdc000) -#define MX25_PWM1_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xe0000) - -#define MX25_UART1_BASE_ADDR 0x43f90000 -#define MX25_UART2_BASE_ADDR 0x43f94000 -#define MX25_AUDMUX_BASE_ADDR 0x43fb0000 -#define MX25_UART3_BASE_ADDR 0x5000c000 -#define MX25_UART4_BASE_ADDR 0x50008000 -#define MX25_UART5_BASE_ADDR 0x5002c000 - -#define MX25_CSPI3_BASE_ADDR 0x50004000 -#define MX25_CSPI2_BASE_ADDR 0x50010000 -#define MX25_FEC_BASE_ADDR 0x50038000 -#define MX25_SSI2_BASE_ADDR 0x50014000 -#define MX25_SSI1_BASE_ADDR 0x50034000 -#define MX25_NFC_BASE_ADDR 0xbb000000 -#define MX25_IIM_BASE_ADDR 0x53ff0000 -#define MX25_DRYICE_BASE_ADDR 0x53ffc000 -#define MX25_ESDHC1_BASE_ADDR 0x53fb4000 -#define MX25_ESDHC2_BASE_ADDR 0x53fb8000 -#define MX25_LCDC_BASE_ADDR 0x53fbc000 -#define MX25_KPP_BASE_ADDR 0x43fa8000 -#define MX25_SDMA_BASE_ADDR 0x53fd4000 -#define MX25_USB_BASE_ADDR 0x53ff4000 -#define MX25_USB_OTG_BASE_ADDR (MX25_USB_BASE_ADDR + 0x0000) -/* - * The reference manual (IMX25RM, Rev. 1, 06/2009) specifies an offset of 0x200 - * for the host controller. Early documentation drafts specified 0x400 and - * Freescale internal sources confirm only the latter value to work. - */ -#define MX25_USB_HS_BASE_ADDR (MX25_USB_BASE_ADDR + 0x0400) -#define MX25_CSI_BASE_ADDR 0x53ff8000 - -#define MX25_IO_P2V(x) IMX_IO_P2V(x) -#define MX25_IO_ADDRESS(x) IOMEM(MX25_IO_P2V(x)) - -/* - * Interrupt numbers - */ -#include <asm/irq.h> -#define MX25_INT_CSPI3 (NR_IRQS_LEGACY + 0) -#define MX25_INT_I2C1 (NR_IRQS_LEGACY + 3) -#define MX25_INT_I2C2 (NR_IRQS_LEGACY + 4) -#define MX25_INT_UART4 (NR_IRQS_LEGACY + 5) -#define MX25_INT_ESDHC2 (NR_IRQS_LEGACY + 8) -#define MX25_INT_ESDHC1 (NR_IRQS_LEGACY + 9) -#define MX25_INT_I2C3 (NR_IRQS_LEGACY + 10) -#define MX25_INT_SSI2 (NR_IRQS_LEGACY + 11) -#define MX25_INT_SSI1 (NR_IRQS_LEGACY + 12) -#define MX25_INT_CSPI2 (NR_IRQS_LEGACY + 13) -#define MX25_INT_CSPI1 (NR_IRQS_LEGACY + 14) -#define MX25_INT_GPIO3 (NR_IRQS_LEGACY + 16) -#define MX25_INT_CSI (NR_IRQS_LEGACY + 17) -#define MX25_INT_UART3 (NR_IRQS_LEGACY + 18) -#define MX25_INT_GPIO4 (NR_IRQS_LEGACY + 23) -#define MX25_INT_KPP (NR_IRQS_LEGACY + 24) -#define MX25_INT_DRYICE (NR_IRQS_LEGACY + 25) -#define MX25_INT_PWM1 (NR_IRQS_LEGACY + 26) -#define MX25_INT_UART2 (NR_IRQS_LEGACY + 32) -#define MX25_INT_NFC (NR_IRQS_LEGACY + 33) -#define MX25_INT_SDMA (NR_IRQS_LEGACY + 34) -#define MX25_INT_USB_HS (NR_IRQS_LEGACY + 35) -#define MX25_INT_PWM2 (NR_IRQS_LEGACY + 36) -#define MX25_INT_USB_OTG (NR_IRQS_LEGACY + 37) -#define MX25_INT_LCDC (NR_IRQS_LEGACY + 39) -#define MX25_INT_UART5 (NR_IRQS_LEGACY + 40) -#define MX25_INT_PWM3 (NR_IRQS_LEGACY + 41) -#define MX25_INT_PWM4 (NR_IRQS_LEGACY + 42) -#define MX25_INT_CAN1 (NR_IRQS_LEGACY + 43) -#define MX25_INT_CAN2 (NR_IRQS_LEGACY + 44) -#define MX25_INT_UART1 (NR_IRQS_LEGACY + 45) -#define MX25_INT_GPIO2 (NR_IRQS_LEGACY + 51) -#define MX25_INT_GPIO1 (NR_IRQS_LEGACY + 52) -#define MX25_INT_GPT1 (NR_IRQS_LEGACY + 54) -#define MX25_INT_FEC (NR_IRQS_LEGACY + 57) - -#define MX25_DMA_REQ_SSI2_RX1 22 -#define MX25_DMA_REQ_SSI2_TX1 23 -#define MX25_DMA_REQ_SSI2_RX0 24 -#define MX25_DMA_REQ_SSI2_TX0 25 -#define MX25_DMA_REQ_SSI1_RX1 26 -#define MX25_DMA_REQ_SSI1_TX1 27 -#define MX25_DMA_REQ_SSI1_RX0 28 -#define MX25_DMA_REQ_SSI1_TX0 29 - -#ifndef __ASSEMBLY__ -extern int mx25_revision(void); -#endif - -#endif /* ifndef __MACH_MX25_H__ */ diff --git a/arch/arm/mach-meson/Kconfig b/arch/arm/mach-meson/Kconfig index 18301dc..0743e20 100644 --- a/arch/arm/mach-meson/Kconfig +++ b/arch/arm/mach-meson/Kconfig @@ -1,8 +1,11 @@ menuconfig ARCH_MESON bool "Amlogic Meson SoCs" if ARCH_MULTI_V7 + select ARCH_REQUIRE_GPIOLIB select GENERIC_IRQ_CHIP select ARM_GIC select CACHE_L2X0 + select PINCTRL + select PINCTRL_MESON if ARCH_MESON diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig deleted file mode 100644 index a6b50e6..0000000 --- a/arch/arm/mach-msm/Kconfig +++ /dev/null @@ -1,109 +0,0 @@ -if ARCH_MSM - -choice - prompt "Qualcomm MSM SoC Type" - default ARCH_MSM7X00A - depends on ARCH_MSM - -config ARCH_MSM7X00A - bool "MSM7x00A / MSM7x01A" - select ARCH_MSM_ARM11 - select CPU_V6 - select GPIO_MSM_V1 - select MACH_TROUT if !MACH_HALIBUT - select MSM_PROC_COMM - select MSM_SMD - select CLKSRC_QCOM - select MSM_SMD_PKG3 - -config ARCH_MSM7X30 - bool "MSM7x30" - select ARCH_MSM_SCORPION - select CPU_V7 - select GPIO_MSM_V1 - select MACH_MSM7X30_SURF # if ! - select MSM_GPIOMUX - select MSM_PROC_COMM - select MSM_SMD - select CLKSRC_QCOM - select MSM_VIC - -config ARCH_QSD8X50 - bool "QSD8X50" - select ARCH_MSM_SCORPION - select CPU_V7 - select GPIO_MSM_V1 - select MACH_QSD8X50_SURF if !MACH_QSD8X50A_ST1_5 - select MSM_GPIOMUX - select MSM_PROC_COMM - select MSM_SMD - select CLKSRC_QCOM - select MSM_VIC - -endchoice - -config MSM_SOC_REV_A - bool - -config ARCH_MSM_ARM11 - bool - -config ARCH_MSM_SCORPION - bool - -config MSM_VIC - bool - -menu "Qualcomm MSM Board Type" - depends on ARCH_MSM - -config MACH_HALIBUT - depends on ARCH_MSM - depends on ARCH_MSM7X00A - bool "Halibut Board (QCT SURF7201A)" - help - Support for the Qualcomm SURF7201A eval board. - -config MACH_TROUT - depends on ARCH_MSM - depends on ARCH_MSM7X00A - bool "HTC Dream (aka trout)" - help - Support for the HTC Dream, T-Mobile G1, Android ADP1 devices. - -config MACH_MSM7X30_SURF - depends on ARCH_MSM7X30 - bool "MSM7x30 SURF" - help - Support for the Qualcomm MSM7x30 SURF eval board. - -config MACH_QSD8X50_SURF - depends on ARCH_QSD8X50 - bool "QSD8x50 SURF" - help - Support for the Qualcomm QSD8x50 SURF eval board. - -config MACH_QSD8X50A_ST1_5 - depends on ARCH_QSD8X50 - bool "QSD8x50A ST1.5" - select MSM_SOC_REV_A - help - Support for the Qualcomm ST1.5. - -endmenu - -config MSM_SMD_PKG3 - bool - -config MSM_PROC_COMM - bool - -config MSM_SMD - bool - -config MSM_GPIOMUX - bool - help - Support for MSM V1 TLMM GPIOMUX architecture. - -endif diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile deleted file mode 100644 index 27c078a..0000000 --- a/arch/arm/mach-msm/Makefile +++ /dev/null @@ -1,23 +0,0 @@ -obj-$(CONFIG_MSM_PROC_COMM) += clock.o - -obj-$(CONFIG_MSM_VIC) += irq-vic.o - -obj-$(CONFIG_ARCH_MSM7X00A) += irq.o -obj-$(CONFIG_ARCH_QSD8X50) += sirc.o - -obj-$(CONFIG_MSM_PROC_COMM) += proc_comm.o clock-pcom.o vreg.o - -obj-$(CONFIG_ARCH_MSM7X00A) += dma.o io.o -obj-$(CONFIG_ARCH_MSM7X30) += dma.o io.o -obj-$(CONFIG_ARCH_QSD8X50) += dma.o io.o - -obj-$(CONFIG_MSM_SMD) += smd.o smd_debug.o -obj-$(CONFIG_MSM_SMD) += last_radio_log.o - -obj-$(CONFIG_MACH_TROUT) += board-trout.o board-trout-gpio.o board-trout-mmc.o devices-msm7x00.o -obj-$(CONFIG_MACH_TROUT) += board-trout.o board-trout-gpio.o board-trout-mmc.o board-trout-panel.o devices-msm7x00.o -obj-$(CONFIG_MACH_HALIBUT) += board-halibut.o devices-msm7x00.o -obj-$(CONFIG_ARCH_MSM7X30) += board-msm7x30.o devices-msm7x30.o -obj-$(CONFIG_ARCH_QSD8X50) += board-qsd8x50.o devices-qsd8x50.o -obj-$(CONFIG_MSM_GPIOMUX) += gpiomux.o -obj-$(CONFIG_ARCH_QSD8X50) += gpiomux-8x50.o diff --git a/arch/arm/mach-msm/Makefile.boot b/arch/arm/mach-msm/Makefile.boot deleted file mode 100644 index 9b803a5..0000000 --- a/arch/arm/mach-msm/Makefile.boot +++ /dev/null @@ -1,3 +0,0 @@ - zreladdr-y += 0x10008000 -params_phys-y := 0x10000100 -initrd_phys-y := 0x10800000 diff --git a/arch/arm/mach-msm/board-halibut.c b/arch/arm/mach-msm/board-halibut.c deleted file mode 100644 index fc83204..0000000 --- a/arch/arm/mach-msm/board-halibut.c +++ /dev/null @@ -1,110 +0,0 @@ -/* linux/arch/arm/mach-msm/board-halibut.c - * - * Copyright (C) 2007 Google, Inc. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/input.h> -#include <linux/io.h> -#include <linux/delay.h> -#include <linux/smc91x.h> - -#include <mach/hardware.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/flash.h> -#include <asm/setup.h> - -#include <mach/irqs.h> -#include <mach/msm_iomap.h> - -#include <linux/mtd/nand.h> -#include <linux/mtd/partitions.h> - -#include "devices.h" -#include "common.h" - -static struct resource smc91x_resources[] = { - [0] = { - .start = 0x9C004300, - .end = 0x9C004400, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = MSM_GPIO_TO_INT(49), - .end = MSM_GPIO_TO_INT(49), - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, -}; - -static struct smc91x_platdata smc91x_platdata = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, - .dev.platform_data = &smc91x_platdata, -}; - -static struct platform_device *devices[] __initdata = { - &msm_clock_7x01a, - &msm_device_gpio_7201, - &msm_device_uart3, - &msm_device_smd, - &msm_device_nand, - &msm_device_hsusb, - &msm_device_i2c, - &smc91x_device, -}; - -static void __init halibut_init_early(void) -{ - arch_ioremap_caller = __msm_ioremap_caller; -} - -static void __init halibut_init_irq(void) -{ - msm_init_irq(); -} - -static void __init halibut_init(void) -{ - platform_add_devices(devices, ARRAY_SIZE(devices)); -} - -static void __init halibut_map_io(void) -{ - msm_map_common_io(); -} - -static void __init halibut_init_late(void) -{ - smd_debugfs_init(); -} - -MACHINE_START(HALIBUT, "Halibut Board (QCT SURF7200A)") - .atag_offset = 0x100, - .map_io = halibut_map_io, - .init_early = halibut_init_early, - .init_irq = halibut_init_irq, - .init_machine = halibut_init, - .init_late = halibut_init_late, - .init_time = msm7x01_timer_init, -MACHINE_END diff --git a/arch/arm/mach-msm/board-msm7x30.c b/arch/arm/mach-msm/board-msm7x30.c deleted file mode 100644 index 8f5ecdc..0000000 --- a/arch/arm/mach-msm/board-msm7x30.c +++ /dev/null @@ -1,191 +0,0 @@ -/* Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/irq.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/io.h> -#include <linux/smsc911x.h> -#include <linux/usb/msm_hsusb.h> -#include <linux/clkdev.h> -#include <linux/memblock.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/memory.h> -#include <asm/setup.h> - -#include <mach/clk.h> -#include <mach/msm_iomap.h> -#include <mach/dma.h> - -#include <mach/vreg.h> -#include "devices.h" -#include "gpiomux.h" -#include "proc_comm.h" -#include "common.h" - -static void __init msm7x30_fixup(struct tag *tag, char **cmdline) -{ - for (; tag->hdr.size; tag = tag_next(tag)) - if (tag->hdr.tag == ATAG_MEM && tag->u.mem.start == 0x200000) { - tag->u.mem.start = 0; - tag->u.mem.size += SZ_2M; - } -} - -static void __init msm7x30_reserve(void) -{ - memblock_remove(0x0, SZ_2M); -} - -static int hsusb_phy_init_seq[] = { - 0x30, 0x32, /* Enable and set Pre-Emphasis Depth to 20% */ - 0x02, 0x36, /* Disable CDR Auto Reset feature */ - -1 -}; - -static int hsusb_link_clk_reset(struct clk *link_clk, bool assert) -{ - int ret; - - if (assert) { - ret = clk_reset(link_clk, CLK_RESET_ASSERT); - if (ret) - pr_err("usb hs_clk assert failed\n"); - } else { - ret = clk_reset(link_clk, CLK_RESET_DEASSERT); - if (ret) - pr_err("usb hs_clk deassert failed\n"); - } - return ret; -} - -static int hsusb_phy_clk_reset(struct clk *phy_clk) -{ - int ret; - - ret = clk_reset(phy_clk, CLK_RESET_ASSERT); - if (ret) { - pr_err("usb phy clk assert failed\n"); - return ret; - } - usleep_range(10000, 12000); - ret = clk_reset(phy_clk, CLK_RESET_DEASSERT); - if (ret) - pr_err("usb phy clk deassert failed\n"); - return ret; -} - -static struct msm_otg_platform_data msm_otg_pdata = { - .phy_init_seq = hsusb_phy_init_seq, - .mode = USB_DR_MODE_PERIPHERAL, - .otg_control = OTG_PHY_CONTROL, - .link_clk_reset = hsusb_link_clk_reset, - .phy_clk_reset = hsusb_phy_clk_reset, -}; - -struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS] = { -#ifdef CONFIG_SERIAL_MSM_CONSOLE - [49] = { /* UART2 RFR */ - .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | - GPIOMUX_FUNC_2 | GPIOMUX_VALID, - }, - [50] = { /* UART2 CTS */ - .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | - GPIOMUX_FUNC_2 | GPIOMUX_VALID, - }, - [51] = { /* UART2 RX */ - .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | - GPIOMUX_FUNC_2 | GPIOMUX_VALID, - }, - [52] = { /* UART2 TX */ - .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | - GPIOMUX_FUNC_2 | GPIOMUX_VALID, - }, -#endif -}; - -static struct platform_device *devices[] __initdata = { - &msm_clock_7x30, - &msm_device_gpio_7x30, -#if defined(CONFIG_SERIAL_MSM) - &msm_device_uart2, -#endif - &msm_device_smd, - &msm_device_otg, - &msm_device_hsusb, - &msm_device_hsusb_host, -}; - -static void __init msm7x30_init_irq(void) -{ - msm_init_irq(); -} - -static void __init msm7x30_init(void) -{ - msm_device_otg.dev.platform_data = &msm_otg_pdata; - msm_device_hsusb.dev.parent = &msm_device_otg.dev; - msm_device_hsusb_host.dev.parent = &msm_device_otg.dev; - - platform_add_devices(devices, ARRAY_SIZE(devices)); -} - -static void __init msm7x30_map_io(void) -{ - msm_map_msm7x30_io(); -} - -static void __init msm7x30_init_late(void) -{ - smd_debugfs_init(); -} - -MACHINE_START(MSM7X30_SURF, "QCT MSM7X30 SURF") - .atag_offset = 0x100, - .fixup = msm7x30_fixup, - .reserve = msm7x30_reserve, - .map_io = msm7x30_map_io, - .init_irq = msm7x30_init_irq, - .init_machine = msm7x30_init, - .init_late = msm7x30_init_late, - .init_time = msm7x30_timer_init, -MACHINE_END - -MACHINE_START(MSM7X30_FFA, "QCT MSM7X30 FFA") - .atag_offset = 0x100, - .fixup = msm7x30_fixup, - .reserve = msm7x30_reserve, - .map_io = msm7x30_map_io, - .init_irq = msm7x30_init_irq, - .init_machine = msm7x30_init, - .init_late = msm7x30_init_late, - .init_time = msm7x30_timer_init, -MACHINE_END - -MACHINE_START(MSM7X30_FLUID, "QCT MSM7X30 FLUID") - .atag_offset = 0x100, - .fixup = msm7x30_fixup, - .reserve = msm7x30_reserve, - .map_io = msm7x30_map_io, - .init_irq = msm7x30_init_irq, - .init_machine = msm7x30_init, - .init_late = msm7x30_init_late, - .init_time = msm7x30_timer_init, -MACHINE_END diff --git a/arch/arm/mach-msm/board-qsd8x50.c b/arch/arm/mach-msm/board-qsd8x50.c deleted file mode 100644 index 10016a3..0000000 --- a/arch/arm/mach-msm/board-qsd8x50.c +++ /dev/null @@ -1,254 +0,0 @@ -/* Copyright (c) 2009-2011, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/irq.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/usb/msm_hsusb.h> -#include <linux/err.h> -#include <linux/clkdev.h> -#include <linux/smc91x.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/io.h> -#include <asm/setup.h> - -#include <mach/irqs.h> -#include <mach/sirc.h> -#include <mach/vreg.h> -#include <mach/clk.h> -#include <linux/platform_data/mmc-msm_sdcc.h> - -#include "devices.h" -#include "common.h" - -static const resource_size_t qsd8x50_surf_smc91x_base __initconst = 0x70000300; -static const unsigned qsd8x50_surf_smc91x_gpio __initconst = 156; - -/* Leave smc91x resources empty here, as we'll fill them in - * at run-time: they vary from board to board, and the true - * configuration won't be known until boot. - */ -static struct resource smc91x_resources[] = { - [0] = { - .flags = IORESOURCE_MEM, - }, - [1] = { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, -}; - -static struct smc91x_platdata smc91x_platdata = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, - .dev.platform_data = &smc91x_platdata, -}; - -static int __init msm_init_smc91x(void) -{ - if (machine_is_qsd8x50_surf()) { - smc91x_resources[0].start = qsd8x50_surf_smc91x_base; - smc91x_resources[0].end = qsd8x50_surf_smc91x_base + 0xff; - smc91x_resources[1].start = - gpio_to_irq(qsd8x50_surf_smc91x_gpio); - smc91x_resources[1].end = - gpio_to_irq(qsd8x50_surf_smc91x_gpio); - platform_device_register(&smc91x_device); - } - - return 0; -} -module_init(msm_init_smc91x); - -static int hsusb_phy_init_seq[] = { - 0x08, 0x31, /* Increase HS Driver Amplitude */ - 0x20, 0x32, /* Enable and set Pre-Emphasis Depth to 10% */ - -1 -}; - -static int hsusb_link_clk_reset(struct clk *link_clk, bool assert) -{ - int ret; - - if (assert) { - ret = clk_reset(link_clk, CLK_RESET_ASSERT); - if (ret) - pr_err("usb hs_clk assert failed\n"); - } else { - ret = clk_reset(link_clk, CLK_RESET_DEASSERT); - if (ret) - pr_err("usb hs_clk deassert failed\n"); - } - return ret; -} - -static int hsusb_phy_clk_reset(struct clk *phy_clk) -{ - int ret; - - ret = clk_reset(phy_clk, CLK_RESET_ASSERT); - if (ret) { - pr_err("usb phy clk assert failed\n"); - return ret; - } - usleep_range(10000, 12000); - ret = clk_reset(phy_clk, CLK_RESET_DEASSERT); - if (ret) - pr_err("usb phy clk deassert failed\n"); - return ret; -} - -static struct msm_otg_platform_data msm_otg_pdata = { - .phy_init_seq = hsusb_phy_init_seq, - .mode = USB_DR_MODE_PERIPHERAL, - .otg_control = OTG_PHY_CONTROL, - .link_clk_reset = hsusb_link_clk_reset, - .phy_clk_reset = hsusb_phy_clk_reset, -}; - -static struct platform_device *devices[] __initdata = { - &msm_clock_8x50, - &msm_device_gpio_8x50, - &msm_device_uart3, - &msm_device_smd, - &msm_device_otg, - &msm_device_hsusb, - &msm_device_hsusb_host, -}; - -static struct msm_mmc_gpio sdc1_gpio_cfg[] = { - {51, "sdc1_dat_3"}, - {52, "sdc1_dat_2"}, - {53, "sdc1_dat_1"}, - {54, "sdc1_dat_0"}, - {55, "sdc1_cmd"}, - {56, "sdc1_clk"} -}; - -static struct vreg *vreg_mmc; -static unsigned long vreg_sts; - -static uint32_t msm_sdcc_setup_power(struct device *dv, unsigned int vdd) -{ - int rc = 0; - struct platform_device *pdev; - - pdev = container_of(dv, struct platform_device, dev); - - if (vdd == 0) { - if (!vreg_sts) - return 0; - - clear_bit(pdev->id, &vreg_sts); - - if (!vreg_sts) { - rc = vreg_disable(vreg_mmc); - if (rc) - pr_err("vreg_mmc disable failed for slot " - "%d: %d\n", pdev->id, rc); - } - return 0; - } - - if (!vreg_sts) { - rc = vreg_set_level(vreg_mmc, 2900); - if (rc) - pr_err("vreg_mmc set level failed for slot %d: %d\n", - pdev->id, rc); - rc = vreg_enable(vreg_mmc); - if (rc) - pr_err("vreg_mmc enable failed for slot %d: %d\n", - pdev->id, rc); - } - set_bit(pdev->id, &vreg_sts); - return 0; -} - -static struct msm_mmc_gpio_data sdc1_gpio = { - .gpio = sdc1_gpio_cfg, - .size = ARRAY_SIZE(sdc1_gpio_cfg), -}; - -static struct msm_mmc_platform_data qsd8x50_sdc1_data = { - .ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29, - .translate_vdd = msm_sdcc_setup_power, - .gpio_data = &sdc1_gpio, -}; - -static void __init qsd8x50_init_mmc(void) -{ - vreg_mmc = vreg_get(NULL, "gp5"); - - if (IS_ERR(vreg_mmc)) { - pr_err("vreg get for vreg_mmc failed (%ld)\n", - PTR_ERR(vreg_mmc)); - return; - } - - msm_add_sdcc(1, &qsd8x50_sdc1_data, 0, 0); -} - -static void __init qsd8x50_map_io(void) -{ - msm_map_qsd8x50_io(); -} - -static void __init qsd8x50_init_irq(void) -{ - msm_init_irq(); - msm_init_sirc(); -} - -static void __init qsd8x50_init(void) -{ - msm_device_otg.dev.platform_data = &msm_otg_pdata; - msm_device_hsusb.dev.parent = &msm_device_otg.dev; - msm_device_hsusb_host.dev.parent = &msm_device_otg.dev; - platform_add_devices(devices, ARRAY_SIZE(devices)); - qsd8x50_init_mmc(); -} - -static void __init qsd8x50_init_late(void) -{ - smd_debugfs_init(); -} - -MACHINE_START(QSD8X50_SURF, "QCT QSD8X50 SURF") - .atag_offset = 0x100, - .map_io = qsd8x50_map_io, - .init_irq = qsd8x50_init_irq, - .init_machine = qsd8x50_init, - .init_late = qsd8x50_init_late, - .init_time = qsd8x50_timer_init, -MACHINE_END - -MACHINE_START(QSD8X50A_ST1_5, "QCT QSD8X50A ST1.5") - .atag_offset = 0x100, - .map_io = qsd8x50_map_io, - .init_irq = qsd8x50_init_irq, - .init_machine = qsd8x50_init, - .init_late = qsd8x50_init_late, - .init_time = qsd8x50_timer_init, -MACHINE_END diff --git a/arch/arm/mach-msm/board-sapphire.c b/arch/arm/mach-msm/board-sapphire.c deleted file mode 100644 index e509679..0000000 --- a/arch/arm/mach-msm/board-sapphire.c +++ /dev/null @@ -1,114 +0,0 @@ -/* linux/arch/arm/mach-msm/board-sapphire.c - * Copyright (C) 2007-2009 HTC Corporation. - * Author: Thomas Tsai <thomas_tsai@htc.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. -*/ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/device.h> - -#include <linux/delay.h> - -#include <mach/hardware.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/flash.h> -#include <mach/vreg.h> - -#include <asm/io.h> -#include <asm/delay.h> -#include <asm/setup.h> - -#include <linux/mtd/nand.h> -#include <linux/mtd/partitions.h> -#include <linux/memblock.h> - -#include "gpio_chip.h" -#include "board-sapphire.h" -#include "proc_comm.h" -#include "devices.h" -#include "common.h" - -void msm_init_irq(void); -void msm_init_gpio(void); - -static struct platform_device *devices[] __initdata = { - &msm_device_smd, - &msm_device_dmov, - &msm_device_nand, - &msm_device_uart1, - &msm_device_uart3, -}; - -void msm_timer_init(void); - -static void __init sapphire_init_irq(void) -{ - msm_init_irq(); -} - -static void __init sapphire_init(void) -{ - platform_add_devices(devices, ARRAY_SIZE(devices)); -} - -static struct map_desc sapphire_io_desc[] __initdata = { - { - .virtual = SAPPHIRE_CPLD_BASE, - .pfn = __phys_to_pfn(SAPPHIRE_CPLD_START), - .length = SAPPHIRE_CPLD_SIZE, - .type = MT_DEVICE_NONSHARED - } -}; - -static void __init sapphire_fixup(struct tag *tags, char **cmdline) -{ - int smi_sz = parse_tag_smi((const struct tag *)tags); - - if (smi_sz == 32) { - memblock_add(PHYS_OFFSET, 84*SZ_1M); - } else if (smi_sz == 64) { - memblock_add(PHYS_OFFSET, 101*SZ_1M); - } else { - memblock_add(PHYS_OFFSET, 101*SZ_1M); - /* Give a default value when not get smi size */ - smi_sz = 64; - } -} - -static void __init sapphire_map_io(void) -{ - msm_map_common_io(); - iotable_init(sapphire_io_desc, ARRAY_SIZE(sapphire_io_desc)); - msm_clock_init(); -} - -static void __init sapphire_init_late(void) -{ - smd_debugfs_init(); -} - -MACHINE_START(SAPPHIRE, "sapphire") -/* Maintainer: Brian Swetland <swetland@google.com> */ - .atag_offset = 0x100, - .fixup = sapphire_fixup, - .map_io = sapphire_map_io, - .init_irq = sapphire_init_irq, - .init_machine = sapphire_init, - .init_late = sapphire_init_late, - .init_time = msm_timer_init, -MACHINE_END diff --git a/arch/arm/mach-msm/board-trout-gpio.c b/arch/arm/mach-msm/board-trout-gpio.c deleted file mode 100644 index 722ad63..0000000 --- a/arch/arm/mach-msm/board-trout-gpio.c +++ /dev/null @@ -1,233 +0,0 @@ -/* - * linux/arch/arm/mach-msm/gpio.c - * - * Copyright (C) 2005 HP Labs - * Copyright (C) 2008 Google, Inc. - * Copyright (C) 2009 Pavel Machek <pavel@ucw.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/io.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <linux/gpio.h> - -#include "board-trout.h" - -static uint8_t trout_int_mask[2] = { - [0] = 0xff, /* mask all interrupts */ - [1] = 0xff, -}; -static uint8_t trout_sleep_int_mask[] = { - [0] = 0xff, - [1] = 0xff, -}; - -struct msm_gpio_chip { - struct gpio_chip chip; - void __iomem *reg; /* Base of register bank */ - u8 shadow; -}; - -#define to_msm_gpio_chip(c) container_of(c, struct msm_gpio_chip, chip) - -static int msm_gpiolib_get(struct gpio_chip *chip, unsigned offset) -{ - struct msm_gpio_chip *msm_gpio = to_msm_gpio_chip(chip); - unsigned mask = 1 << offset; - - return !!(readb(msm_gpio->reg) & mask); -} - -static void msm_gpiolib_set(struct gpio_chip *chip, unsigned offset, int val) -{ - struct msm_gpio_chip *msm_gpio = to_msm_gpio_chip(chip); - unsigned mask = 1 << offset; - - if (val) - msm_gpio->shadow |= mask; - else - msm_gpio->shadow &= ~mask; - - writeb(msm_gpio->shadow, msm_gpio->reg); -} - -static int msm_gpiolib_direction_input(struct gpio_chip *chip, - unsigned offset) -{ - msm_gpiolib_set(chip, offset, 0); - return 0; -} - -static int msm_gpiolib_direction_output(struct gpio_chip *chip, - unsigned offset, int val) -{ - msm_gpiolib_set(chip, offset, val); - return 0; -} - -static int trout_gpio_to_irq(struct gpio_chip *chip, unsigned offset) -{ - return TROUT_GPIO_TO_INT(offset + chip->base); -} - -#define TROUT_GPIO_BANK(name, reg_num, base_gpio, shadow_val) \ - { \ - .chip = { \ - .label = name, \ - .direction_input = msm_gpiolib_direction_input,\ - .direction_output = msm_gpiolib_direction_output, \ - .get = msm_gpiolib_get, \ - .set = msm_gpiolib_set, \ - .to_irq = trout_gpio_to_irq, \ - .base = base_gpio, \ - .ngpio = 8, \ - }, \ - .reg = reg_num + TROUT_CPLD_BASE, \ - .shadow = shadow_val, \ - } - -static struct msm_gpio_chip msm_gpio_banks[] = { -#if defined(CONFIG_DEBUG_MSM_UART) && (CONFIG_DEBUG_UART_PHYS == 0xa9a00000) - /* H2W pins <-> UART1 */ - TROUT_GPIO_BANK("MISC2", 0x00, TROUT_GPIO_MISC2_BASE, 0x40), -#else - /* H2W pins <-> UART3, Bluetooth <-> UART1 */ - TROUT_GPIO_BANK("MISC2", 0x00, TROUT_GPIO_MISC2_BASE, 0x80), -#endif - /* I2C pull */ - TROUT_GPIO_BANK("MISC3", 0x02, TROUT_GPIO_MISC3_BASE, 0x04), - TROUT_GPIO_BANK("MISC4", 0x04, TROUT_GPIO_MISC4_BASE, 0), - /* mmdi 32k en */ - TROUT_GPIO_BANK("MISC5", 0x06, TROUT_GPIO_MISC5_BASE, 0x04), - TROUT_GPIO_BANK("INT2", 0x08, TROUT_GPIO_INT2_BASE, 0), - TROUT_GPIO_BANK("MISC1", 0x0a, TROUT_GPIO_MISC1_BASE, 0), - TROUT_GPIO_BANK("VIRTUAL", 0x12, TROUT_GPIO_VIRTUAL_BASE, 0), -}; - -static void trout_gpio_irq_ack(struct irq_data *d) -{ - int bank = TROUT_INT_TO_BANK(d->irq); - uint8_t mask = TROUT_INT_TO_MASK(d->irq); - int reg = TROUT_BANK_TO_STAT_REG(bank); - /*printk(KERN_INFO "trout_gpio_irq_ack irq %d\n", d->irq);*/ - writeb(mask, TROUT_CPLD_BASE + reg); -} - -static void trout_gpio_irq_mask(struct irq_data *d) -{ - unsigned long flags; - uint8_t reg_val; - int bank = TROUT_INT_TO_BANK(d->irq); - uint8_t mask = TROUT_INT_TO_MASK(d->irq); - int reg = TROUT_BANK_TO_MASK_REG(bank); - - local_irq_save(flags); - reg_val = trout_int_mask[bank] |= mask; - /*printk(KERN_INFO "trout_gpio_irq_mask irq %d => %d:%02x\n", - d->irq, bank, reg_val);*/ - writeb(reg_val, TROUT_CPLD_BASE + reg); - local_irq_restore(flags); -} - -static void trout_gpio_irq_unmask(struct irq_data *d) -{ - unsigned long flags; - uint8_t reg_val; - int bank = TROUT_INT_TO_BANK(d->irq); - uint8_t mask = TROUT_INT_TO_MASK(d->irq); - int reg = TROUT_BANK_TO_MASK_REG(bank); - - local_irq_save(flags); - reg_val = trout_int_mask[bank] &= ~mask; - /*printk(KERN_INFO "trout_gpio_irq_unmask irq %d => %d:%02x\n", - d->irq, bank, reg_val);*/ - writeb(reg_val, TROUT_CPLD_BASE + reg); - local_irq_restore(flags); -} - -int trout_gpio_irq_set_wake(struct irq_data *d, unsigned int on) -{ - unsigned long flags; - int bank = TROUT_INT_TO_BANK(d->irq); - uint8_t mask = TROUT_INT_TO_MASK(d->irq); - - local_irq_save(flags); - if(on) - trout_sleep_int_mask[bank] &= ~mask; - else - trout_sleep_int_mask[bank] |= mask; - local_irq_restore(flags); - return 0; -} - -static void trout_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) -{ - int j, m; - unsigned v; - int bank; - int stat_reg; - int int_base = TROUT_INT_START; - uint8_t int_mask; - - for (bank = 0; bank < 2; bank++) { - stat_reg = TROUT_BANK_TO_STAT_REG(bank); - v = readb(TROUT_CPLD_BASE + stat_reg); - int_mask = trout_int_mask[bank]; - if (v & int_mask) { - writeb(v & int_mask, TROUT_CPLD_BASE + stat_reg); - printk(KERN_ERR "trout_gpio_irq_handler: got masked " - "interrupt: %d:%02x\n", bank, v & int_mask); - } - v &= ~int_mask; - while (v) { - m = v & -v; - j = fls(m) - 1; - /*printk(KERN_INFO "msm_gpio_irq_handler %d:%02x %02x b" - "it %d irq %d\n", bank, v, m, j, int_base + j);*/ - v &= ~m; - generic_handle_irq(int_base + j); - } - int_base += TROUT_INT_BANK0_COUNT; - } - desc->irq_data.chip->irq_ack(&desc->irq_data); -} - -static struct irq_chip trout_gpio_irq_chip = { - .name = "troutgpio", - .irq_ack = trout_gpio_irq_ack, - .irq_mask = trout_gpio_irq_mask, - .irq_unmask = trout_gpio_irq_unmask, - .irq_set_wake = trout_gpio_irq_set_wake, -}; - -/* - * Called from the processor-specific init to enable GPIO pin support. - */ -int __init trout_init_gpio(void) -{ - int i; - for(i = TROUT_INT_START; i <= TROUT_INT_END; i++) { - irq_set_chip_and_handler(i, &trout_gpio_irq_chip, - handle_edge_irq); - set_irq_flags(i, IRQF_VALID); - } - - for (i = 0; i < ARRAY_SIZE(msm_gpio_banks); i++) - gpiochip_add(&msm_gpio_banks[i].chip); - - irq_set_irq_type(MSM_GPIO_TO_INT(17), IRQF_TRIGGER_HIGH); - irq_set_chained_handler(MSM_GPIO_TO_INT(17), trout_gpio_irq_handler); - irq_set_irq_wake(MSM_GPIO_TO_INT(17), 1); - - return 0; -} - -postcore_initcall(trout_init_gpio); - diff --git a/arch/arm/mach-msm/board-trout-mmc.c b/arch/arm/mach-msm/board-trout-mmc.c deleted file mode 100644 index 3723e55..0000000 --- a/arch/arm/mach-msm/board-trout-mmc.c +++ /dev/null @@ -1,185 +0,0 @@ -/* linux/arch/arm/mach-msm/board-trout-mmc.c -** Author: Brian Swetland <swetland@google.com> -*/ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/mmc/host.h> -#include <linux/mmc/sdio_ids.h> -#include <linux/err.h> -#include <linux/debugfs.h> - -#include <asm/io.h> - -#include <mach/vreg.h> - -#include <linux/platform_data/mmc-msm_sdcc.h> - -#include "devices.h" - -#include "board-trout.h" - -#include "proc_comm.h" - -#define DEBUG_SDSLOT_VDD 1 - -/* ---- COMMON ---- */ -static void config_gpio_table(uint32_t *table, int len) -{ - int n; - unsigned id; - for(n = 0; n < len; n++) { - id = table[n]; - msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, &id, 0); - } -} - -/* ---- SDCARD ---- */ - -static uint32_t sdcard_on_gpio_table[] = { - PCOM_GPIO_CFG(62, 2, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_8MA), /* CLK */ - PCOM_GPIO_CFG(63, 2, GPIO_OUTPUT, GPIO_PULL_UP, GPIO_8MA), /* CMD */ - PCOM_GPIO_CFG(64, 2, GPIO_OUTPUT, GPIO_PULL_UP, GPIO_8MA), /* DAT3 */ - PCOM_GPIO_CFG(65, 2, GPIO_OUTPUT, GPIO_PULL_UP, GPIO_8MA), /* DAT2 */ - PCOM_GPIO_CFG(66, 2, GPIO_OUTPUT, GPIO_PULL_UP, GPIO_4MA), /* DAT1 */ - PCOM_GPIO_CFG(67, 2, GPIO_OUTPUT, GPIO_PULL_UP, GPIO_4MA), /* DAT0 */ -}; - -static uint32_t sdcard_off_gpio_table[] = { - PCOM_GPIO_CFG(62, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_4MA), /* CLK */ - PCOM_GPIO_CFG(63, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_4MA), /* CMD */ - PCOM_GPIO_CFG(64, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_4MA), /* DAT3 */ - PCOM_GPIO_CFG(65, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_4MA), /* DAT2 */ - PCOM_GPIO_CFG(66, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_4MA), /* DAT1 */ - PCOM_GPIO_CFG(67, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_4MA), /* DAT0 */ -}; - -static uint opt_disable_sdcard; - -static int __init trout_disablesdcard_setup(char *str) -{ - int cal = simple_strtol(str, NULL, 0); - - opt_disable_sdcard = cal; - return 1; -} - -__setup("board_trout.disable_sdcard=", trout_disablesdcard_setup); - -static struct vreg *vreg_sdslot; /* SD slot power */ - -struct mmc_vdd_xlat { - int mask; - int level; -}; - -static struct mmc_vdd_xlat mmc_vdd_table[] = { - { MMC_VDD_165_195, 1800 }, - { MMC_VDD_20_21, 2050 }, - { MMC_VDD_21_22, 2150 }, - { MMC_VDD_22_23, 2250 }, - { MMC_VDD_23_24, 2350 }, - { MMC_VDD_24_25, 2450 }, - { MMC_VDD_25_26, 2550 }, - { MMC_VDD_26_27, 2650 }, - { MMC_VDD_27_28, 2750 }, - { MMC_VDD_28_29, 2850 }, - { MMC_VDD_29_30, 2950 }, -}; - -static unsigned int sdslot_vdd = 0xffffffff; -static unsigned int sdslot_vreg_enabled; - -static uint32_t trout_sdslot_switchvdd(struct device *dev, unsigned int vdd) -{ - int i, rc; - - BUG_ON(!vreg_sdslot); - - if (vdd == sdslot_vdd) - return 0; - - sdslot_vdd = vdd; - - if (vdd == 0) { -#if DEBUG_SDSLOT_VDD - printk("%s: Disabling SD slot power\n", __func__); -#endif - config_gpio_table(sdcard_off_gpio_table, - ARRAY_SIZE(sdcard_off_gpio_table)); - vreg_disable(vreg_sdslot); - sdslot_vreg_enabled = 0; - return 0; - } - - if (!sdslot_vreg_enabled) { - rc = vreg_enable(vreg_sdslot); - if (rc) { - printk(KERN_ERR "%s: Error enabling vreg (%d)\n", - __func__, rc); - } - config_gpio_table(sdcard_on_gpio_table, - ARRAY_SIZE(sdcard_on_gpio_table)); - sdslot_vreg_enabled = 1; - } - - for (i = 0; i < ARRAY_SIZE(mmc_vdd_table); i++) { - if (mmc_vdd_table[i].mask == (1 << vdd)) { -#if DEBUG_SDSLOT_VDD - printk("%s: Setting level to %u\n", - __func__, mmc_vdd_table[i].level); -#endif - rc = vreg_set_level(vreg_sdslot, - mmc_vdd_table[i].level); - if (rc) { - printk(KERN_ERR - "%s: Error setting vreg level (%d)\n", - __func__, rc); - } - return 0; - } - } - - printk(KERN_ERR "%s: Invalid VDD %d specified\n", __func__, vdd); - return 0; -} - -static unsigned int trout_sdslot_status(struct device *dev) -{ - unsigned int status; - - status = (unsigned int) gpio_get_value(TROUT_GPIO_SDMC_CD_N); - return (!status); -} - -#define TROUT_MMC_VDD MMC_VDD_165_195 | MMC_VDD_20_21 | MMC_VDD_21_22 \ - | MMC_VDD_22_23 | MMC_VDD_23_24 | MMC_VDD_24_25 \ - | MMC_VDD_25_26 | MMC_VDD_26_27 | MMC_VDD_27_28 \ - | MMC_VDD_28_29 | MMC_VDD_29_30 - -static struct msm_mmc_platform_data trout_sdslot_data = { - .ocr_mask = TROUT_MMC_VDD, - .status = trout_sdslot_status, - .translate_vdd = trout_sdslot_switchvdd, -}; - -int __init trout_init_mmc(unsigned int sys_rev) -{ - sdslot_vreg_enabled = 0; - - vreg_sdslot = vreg_get(0, "gp6"); - if (IS_ERR(vreg_sdslot)) - return PTR_ERR(vreg_sdslot); - - irq_set_irq_wake(TROUT_GPIO_TO_INT(TROUT_GPIO_SDMC_CD_N), 1); - - if (!opt_disable_sdcard) - msm_add_sdcc(2, &trout_sdslot_data, - TROUT_GPIO_TO_INT(TROUT_GPIO_SDMC_CD_N), 0); - else - printk(KERN_INFO "trout: SD-Card interface disabled\n"); - return 0; -} - diff --git a/arch/arm/mach-msm/board-trout-panel.c b/arch/arm/mach-msm/board-trout-panel.c deleted file mode 100644 index 77b0a26..0000000 --- a/arch/arm/mach-msm/board-trout-panel.c +++ /dev/null @@ -1,292 +0,0 @@ -/* linux/arch/arm/mach-msm/board-trout-mddi.c -** Author: Brian Swetland <swetland@google.com> -*/ -#include <linux/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/leds.h> -#include <linux/err.h> - -#include <asm/io.h> -#include <asm/mach-types.h> -#include <asm/system_info.h> - -#include <linux/platform_data/video-msm_fb.h> -#include <mach/vreg.h> - -#include "board-trout.h" -#include "proc_comm.h" -#include "clock-pcom.h" -#include "devices.h" - -#define TROUT_DEFAULT_BACKLIGHT_BRIGHTNESS 255 - -#define MDDI_CLIENT_CORE_BASE 0x108000 -#define LCD_CONTROL_BLOCK_BASE 0x110000 -#define SPI_BLOCK_BASE 0x120000 -#define I2C_BLOCK_BASE 0x130000 -#define PWM_BLOCK_BASE 0x140000 -#define GPIO_BLOCK_BASE 0x150000 -#define SYSTEM_BLOCK1_BASE 0x160000 -#define SYSTEM_BLOCK2_BASE 0x170000 - - -#define DPSUS (MDDI_CLIENT_CORE_BASE|0x24) -#define SYSCLKENA (MDDI_CLIENT_CORE_BASE|0x2C) -#define PWM0OFF (PWM_BLOCK_BASE|0x1C) - -#define V_VDDE2E_VDD2_GPIO 0 -#define MDDI_RST_N 82 - -#define MDDICAP0 (MDDI_CLIENT_CORE_BASE|0x00) -#define MDDICAP1 (MDDI_CLIENT_CORE_BASE|0x04) -#define MDDICAP2 (MDDI_CLIENT_CORE_BASE|0x08) -#define MDDICAP3 (MDDI_CLIENT_CORE_BASE|0x0C) -#define MDCAPCHG (MDDI_CLIENT_CORE_BASE|0x10) -#define MDCRCERC (MDDI_CLIENT_CORE_BASE|0x14) -#define TTBUSSEL (MDDI_CLIENT_CORE_BASE|0x18) -#define DPSET0 (MDDI_CLIENT_CORE_BASE|0x1C) -#define DPSET1 (MDDI_CLIENT_CORE_BASE|0x20) -#define DPSUS (MDDI_CLIENT_CORE_BASE|0x24) -#define DPRUN (MDDI_CLIENT_CORE_BASE|0x28) -#define SYSCKENA (MDDI_CLIENT_CORE_BASE|0x2C) -#define TESTMODE (MDDI_CLIENT_CORE_BASE|0x30) -#define FIFOMONI (MDDI_CLIENT_CORE_BASE|0x34) -#define INTMONI (MDDI_CLIENT_CORE_BASE|0x38) -#define MDIOBIST (MDDI_CLIENT_CORE_BASE|0x3C) -#define MDIOPSET (MDDI_CLIENT_CORE_BASE|0x40) -#define BITMAP0 (MDDI_CLIENT_CORE_BASE|0x44) -#define BITMAP1 (MDDI_CLIENT_CORE_BASE|0x48) -#define BITMAP2 (MDDI_CLIENT_CORE_BASE|0x4C) -#define BITMAP3 (MDDI_CLIENT_CORE_BASE|0x50) -#define BITMAP4 (MDDI_CLIENT_CORE_BASE|0x54) - -#define SRST (LCD_CONTROL_BLOCK_BASE|0x00) -#define PORT_ENB (LCD_CONTROL_BLOCK_BASE|0x04) -#define START (LCD_CONTROL_BLOCK_BASE|0x08) -#define PORT (LCD_CONTROL_BLOCK_BASE|0x0C) -#define CMN (LCD_CONTROL_BLOCK_BASE|0x10) -#define GAMMA (LCD_CONTROL_BLOCK_BASE|0x14) -#define INTFLG (LCD_CONTROL_BLOCK_BASE|0x18) -#define INTMSK (LCD_CONTROL_BLOCK_BASE|0x1C) -#define MPLFBUF (LCD_CONTROL_BLOCK_BASE|0x20) -#define HDE_LEFT (LCD_CONTROL_BLOCK_BASE|0x24) -#define VDE_TOP (LCD_CONTROL_BLOCK_BASE|0x28) -#define PXL (LCD_CONTROL_BLOCK_BASE|0x30) -#define HCYCLE (LCD_CONTROL_BLOCK_BASE|0x34) -#define HSW (LCD_CONTROL_BLOCK_BASE|0x38) -#define HDE_START (LCD_CONTROL_BLOCK_BASE|0x3C) -#define HDE_SIZE (LCD_CONTROL_BLOCK_BASE|0x40) -#define VCYCLE (LCD_CONTROL_BLOCK_BASE|0x44) -#define VSW (LCD_CONTROL_BLOCK_BASE|0x48) -#define VDE_START (LCD_CONTROL_BLOCK_BASE|0x4C) -#define VDE_SIZE (LCD_CONTROL_BLOCK_BASE|0x50) -#define WAKEUP (LCD_CONTROL_BLOCK_BASE|0x54) -#define WSYN_DLY (LCD_CONTROL_BLOCK_BASE|0x58) -#define REGENB (LCD_CONTROL_BLOCK_BASE|0x5C) -#define VSYNIF (LCD_CONTROL_BLOCK_BASE|0x60) -#define WRSTB (LCD_CONTROL_BLOCK_BASE|0x64) -#define RDSTB (LCD_CONTROL_BLOCK_BASE|0x68) -#define ASY_DATA (LCD_CONTROL_BLOCK_BASE|0x6C) -#define ASY_DATB (LCD_CONTROL_BLOCK_BASE|0x70) -#define ASY_DATC (LCD_CONTROL_BLOCK_BASE|0x74) -#define ASY_DATD (LCD_CONTROL_BLOCK_BASE|0x78) -#define ASY_DATE (LCD_CONTROL_BLOCK_BASE|0x7C) -#define ASY_DATF (LCD_CONTROL_BLOCK_BASE|0x80) -#define ASY_DATG (LCD_CONTROL_BLOCK_BASE|0x84) -#define ASY_DATH (LCD_CONTROL_BLOCK_BASE|0x88) -#define ASY_CMDSET (LCD_CONTROL_BLOCK_BASE|0x8C) - -#define SSICTL (SPI_BLOCK_BASE|0x00) -#define SSITIME (SPI_BLOCK_BASE|0x04) -#define SSITX (SPI_BLOCK_BASE|0x08) -#define SSIRX (SPI_BLOCK_BASE|0x0C) -#define SSIINTC (SPI_BLOCK_BASE|0x10) -#define SSIINTS (SPI_BLOCK_BASE|0x14) -#define SSIDBG1 (SPI_BLOCK_BASE|0x18) -#define SSIDBG2 (SPI_BLOCK_BASE|0x1C) -#define SSIID (SPI_BLOCK_BASE|0x20) - -#define WKREQ (SYSTEM_BLOCK1_BASE|0x00) -#define CLKENB (SYSTEM_BLOCK1_BASE|0x04) -#define DRAMPWR (SYSTEM_BLOCK1_BASE|0x08) -#define INTMASK (SYSTEM_BLOCK1_BASE|0x0C) -#define GPIOSEL (SYSTEM_BLOCK2_BASE|0x00) - -#define GPIODATA (GPIO_BLOCK_BASE|0x00) -#define GPIODIR (GPIO_BLOCK_BASE|0x04) -#define GPIOIS (GPIO_BLOCK_BASE|0x08) -#define GPIOIBE (GPIO_BLOCK_BASE|0x0C) -#define GPIOIEV (GPIO_BLOCK_BASE|0x10) -#define GPIOIE (GPIO_BLOCK_BASE|0x14) -#define GPIORIS (GPIO_BLOCK_BASE|0x18) -#define GPIOMIS (GPIO_BLOCK_BASE|0x1C) -#define GPIOIC (GPIO_BLOCK_BASE|0x20) -#define GPIOOMS (GPIO_BLOCK_BASE|0x24) -#define GPIOPC (GPIO_BLOCK_BASE|0x28) -#define GPIOID (GPIO_BLOCK_BASE|0x30) - -#define SPI_WRITE(reg, val) \ - { SSITX, 0x00010000 | (((reg) & 0xff) << 8) | ((val) & 0xff) }, \ - { 0, 5 }, - -#define SPI_WRITE1(reg) \ - { SSITX, (reg) & 0xff }, \ - { 0, 5 }, - -struct mddi_table { - uint32_t reg; - uint32_t value; -}; -static struct mddi_table mddi_toshiba_init_table[] = { - { DPSET0, 0x09e90046 }, - { DPSET1, 0x00000118 }, - { DPSUS, 0x00000000 }, - { DPRUN, 0x00000001 }, - { 1, 14 }, /* msleep 14 */ - { SYSCKENA, 0x00000001 }, - { CLKENB, 0x0000A1EF }, /* # SYS.CLKENB # Enable clocks for each module (without DCLK , i2cCLK) */ - - { GPIODATA, 0x02000200 }, /* # GPI .GPIODATA # GPIO2(RESET_LCD_N) set to 0 , GPIO3(eDRAM_Power) set to 0 */ - { GPIODIR, 0x000030D }, /* 24D # GPI .GPIODIR # Select direction of GPIO port (0,2,3,6,9 output) */ - { GPIOSEL, 0/*0x00000173*/}, /* # SYS.GPIOSEL # GPIO port multiplexing control */ - { GPIOPC, 0x03C300C0 }, /* # GPI .GPIOPC # GPIO2,3 PD cut */ - { WKREQ, 0x00000000 }, /* # SYS.WKREQ # Wake-up request event is VSYNC alignment */ - - { GPIOIBE, 0x000003FF }, - { GPIOIS, 0x00000000 }, - { GPIOIC, 0x000003FF }, - { GPIOIE, 0x00000000 }, - - { GPIODATA, 0x00040004 }, /* # GPI .GPIODATA # eDRAM VD supply */ - { 1, 1 }, /* msleep 1 */ - { GPIODATA, 0x02040004 }, /* # GPI .GPIODATA # eDRAM VD supply */ - { DRAMPWR, 0x00000001 }, /* eDRAM power */ -}; - -#define GPIOSEL_VWAKEINT (1U << 0) -#define INTMASK_VWAKEOUT (1U << 0) - - -static int trout_new_backlight = 1; -static struct vreg *vreg_mddi_1v5; -static struct vreg *vreg_lcm_2v85; - -static void trout_process_mddi_table(struct msm_mddi_client_data *client_data, - struct mddi_table *table, size_t count) -{ - int i; - for (i = 0; i < count; i++) { - uint32_t reg = table[i].reg; - uint32_t value = table[i].value; - - if (reg == 0) - udelay(value); - else if (reg == 1) - msleep(value); - else - client_data->remote_write(client_data, value, reg); - } -} - -static int trout_mddi_toshiba_client_init( - struct msm_mddi_bridge_platform_data *bridge_data, - struct msm_mddi_client_data *client_data) -{ - int panel_id; - - client_data->auto_hibernate(client_data, 0); - trout_process_mddi_table(client_data, mddi_toshiba_init_table, - ARRAY_SIZE(mddi_toshiba_init_table)); - client_data->auto_hibernate(client_data, 1); - panel_id = (client_data->remote_read(client_data, GPIODATA) >> 4) & 3; - if (panel_id > 1) { - printk(KERN_WARNING "unknown panel id at mddi_enable\n"); - return -1; - } - return 0; -} - -static int trout_mddi_toshiba_client_uninit( - struct msm_mddi_bridge_platform_data *bridge_data, - struct msm_mddi_client_data *client_data) -{ - return 0; -} - -static struct resource resources_msm_fb[] = { - { - .start = MSM_FB_BASE, - .end = MSM_FB_BASE + MSM_FB_SIZE, - .flags = IORESOURCE_MEM, - }, -}; - -struct msm_mddi_bridge_platform_data toshiba_client_data = { - .init = trout_mddi_toshiba_client_init, - .uninit = trout_mddi_toshiba_client_uninit, - .fb_data = { - .xres = 320, - .yres = 480, - .width = 45, - .height = 67, - .output_format = 0, - }, -}; - -static struct msm_mddi_platform_data mddi_pdata = { - .clk_rate = 122880000, - .fb_resource = resources_msm_fb, - .num_clients = 1, - .client_platform_data = { - { - .product_id = (0xd263 << 16 | 0), - .name = "mddi_c_d263_0000", - .id = 0, - .client_data = &toshiba_client_data, - .clk_rate = 0, - }, - }, -}; - -int __init trout_init_panel(void) -{ - int rc; - - if (!machine_is_trout()) - return 0; - vreg_mddi_1v5 = vreg_get(0, "gp2"); - if (IS_ERR(vreg_mddi_1v5)) - return PTR_ERR(vreg_mddi_1v5); - vreg_lcm_2v85 = vreg_get(0, "gp4"); - if (IS_ERR(vreg_lcm_2v85)) - return PTR_ERR(vreg_lcm_2v85); - - trout_new_backlight = system_rev >= 5; - if (trout_new_backlight) { - uint32_t config = PCOM_GPIO_CFG(27, 0, GPIO_OUTPUT, - GPIO_NO_PULL, GPIO_8MA); - msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, &config, 0); - } else { - uint32_t config = PCOM_GPIO_CFG(27, 1, GPIO_OUTPUT, - GPIO_NO_PULL, GPIO_8MA); - uint32_t id = P_GP_CLK; - uint32_t rate = 19200000; - - msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, &config, 0); - - msm_proc_comm(PCOM_CLKCTL_RPC_SET_RATE, &id, &rate); - if (id < 0) - pr_err("trout_init_panel: set clock rate failed\n"); - } - - rc = platform_device_register(&msm_device_mdp); - if (rc) - return rc; - msm_device_mddi0.dev.platform_data = &mddi_pdata; - return platform_device_register(&msm_device_mddi0); -} - -device_initcall(trout_init_panel); diff --git a/arch/arm/mach-msm/board-trout.c b/arch/arm/mach-msm/board-trout.c deleted file mode 100644 index ba3edd3..0000000 --- a/arch/arm/mach-msm/board-trout.c +++ /dev/null @@ -1,111 +0,0 @@ -/* linux/arch/arm/mach-msm/board-trout.c - * - * Copyright (C) 2009 Google, Inc. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ -#define pr_fmt(fmt) "%s: " fmt, __func__ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/clkdev.h> -#include <linux/memblock.h> - -#include <asm/system_info.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/setup.h> - -#include <mach/hardware.h> -#include <mach/msm_iomap.h> - -#include "devices.h" -#include "board-trout.h" -#include "common.h" - -extern int trout_init_mmc(unsigned int); - -static struct platform_device *devices[] __initdata = { - &msm_clock_7x01a, - &msm_device_gpio_7201, - &msm_device_uart3, - &msm_device_smd, - &msm_device_nand, - &msm_device_hsusb, - &msm_device_i2c, -}; - -static void __init trout_init_early(void) -{ - arch_ioremap_caller = __msm_ioremap_caller; -} - -static void __init trout_init_irq(void) -{ - msm_init_irq(); -} - -static void __init trout_fixup(struct tag *tags, char **cmdline) -{ - memblock_add(PHYS_OFFSET, 101*SZ_1M); -} - -static void __init trout_init(void) -{ - int rc; - - platform_add_devices(devices, ARRAY_SIZE(devices)); - - if (IS_ENABLED(CONFIG_MMC)) { - rc = trout_init_mmc(system_rev); - if (rc) - pr_crit("MMC init failure (%d)\n", rc); - } -} - -static struct map_desc trout_io_desc[] __initdata = { - { - .virtual = (unsigned long)TROUT_CPLD_BASE, - .pfn = __phys_to_pfn(TROUT_CPLD_START), - .length = TROUT_CPLD_SIZE, - .type = MT_DEVICE_NONSHARED - } -}; - -static void __init trout_map_io(void) -{ - msm_map_common_io(); - iotable_init(trout_io_desc, ARRAY_SIZE(trout_io_desc)); - -#if defined(CONFIG_DEBUG_MSM_UART) && (CONFIG_DEBUG_UART_PHYS == 0xa9c00000) - /* route UART3 to the "H2W" extended usb connector */ - writeb(0x80, TROUT_CPLD_BASE + 0x00); -#endif -} - -static void __init trout_init_late(void) -{ - smd_debugfs_init(); -} - -MACHINE_START(TROUT, "HTC Dream") - .atag_offset = 0x100, - .fixup = trout_fixup, - .map_io = trout_map_io, - .init_early = trout_init_early, - .init_irq = trout_init_irq, - .init_machine = trout_init, - .init_late = trout_init_late, - .init_time = msm7x01_timer_init, -MACHINE_END diff --git a/arch/arm/mach-msm/board-trout.h b/arch/arm/mach-msm/board-trout.h deleted file mode 100644 index adb757a..0000000 --- a/arch/arm/mach-msm/board-trout.h +++ /dev/null @@ -1,162 +0,0 @@ -/* linux/arch/arm/mach-msm/board-trout.h -** Author: Brian Swetland <swetland@google.com> -*/ -#ifndef __ARCH_ARM_MACH_MSM_BOARD_TROUT_H -#define __ARCH_ARM_MACH_MSM_BOARD_TROUT_H - -#include "common.h" - -#define MSM_SMI_BASE 0x00000000 -#define MSM_SMI_SIZE 0x00800000 - -#define MSM_EBI_BASE 0x10000000 -#define MSM_EBI_SIZE 0x06e00000 - -#define MSM_PMEM_GPU0_BASE 0x00000000 -#define MSM_PMEM_GPU0_SIZE 0x00700000 - -#define MSM_PMEM_MDP_BASE 0x02000000 -#define MSM_PMEM_MDP_SIZE 0x00800000 - -#define MSM_PMEM_ADSP_BASE 0x02800000 -#define MSM_PMEM_ADSP_SIZE 0x00800000 - -#define MSM_PMEM_CAMERA_BASE 0x03000000 -#define MSM_PMEM_CAMERA_SIZE 0x00800000 - -#define MSM_FB_BASE 0x03800000 -#define MSM_FB_SIZE 0x00100000 - -#define MSM_LINUX_BASE MSM_EBI_BASE -#define MSM_LINUX_SIZE 0x06500000 - -#define MSM_PMEM_GPU1_SIZE 0x800000 -#define MSM_PMEM_GPU1_BASE (MSM_RAM_CONSOLE_BASE - MSM_PMEM_GPU1_SIZE) - -#define MSM_RAM_CONSOLE_BASE (MSM_EBI_BASE + 0x6d00000) -#define MSM_RAM_CONSOLE_SIZE (128 * SZ_1K) - -#if (MSM_FB_BASE + MSM_FB_SIZE) >= (MSM_PMEM_GPU1_BASE) -#error invalid memory map -#endif - -#define DECLARE_MSM_IOMAP -#include <mach/msm_iomap.h> - -#define TROUT_4_BALL_UP_0 1 -#define TROUT_4_BALL_LEFT_0 18 -#define TROUT_4_BALL_DOWN_0 57 -#define TROUT_4_BALL_RIGHT_0 91 - -#define TROUT_5_BALL_UP_0 94 -#define TROUT_5_BALL_LEFT_0 18 -#define TROUT_5_BALL_DOWN_0 90 -#define TROUT_5_BALL_RIGHT_0 19 - -#define TROUT_POWER_KEY 20 - -#define TROUT_4_TP_LS_EN 19 -#define TROUT_5_TP_LS_EN 1 - -#define TROUT_CPLD_BASE IOMEM(0xE8100000) -#define TROUT_CPLD_START 0x98000000 -#define TROUT_CPLD_SIZE SZ_4K - -#define TROUT_GPIO_CABLE_IN1 (83) -#define TROUT_GPIO_CABLE_IN2 (49) - -#define TROUT_GPIO_START (128) - -#define TROUT_GPIO_INT_MASK0_REG (0x0c) -#define TROUT_GPIO_INT_STAT0_REG (0x0e) -#define TROUT_GPIO_INT_MASK1_REG (0x14) -#define TROUT_GPIO_INT_STAT1_REG (0x10) - -#define TROUT_GPIO_HAPTIC_PWM (28) -#define TROUT_GPIO_PS_HOLD (25) - -#define TROUT_GPIO_MISC2_BASE (TROUT_GPIO_START + 0x00) -#define TROUT_GPIO_MISC3_BASE (TROUT_GPIO_START + 0x08) -#define TROUT_GPIO_MISC4_BASE (TROUT_GPIO_START + 0x10) -#define TROUT_GPIO_MISC5_BASE (TROUT_GPIO_START + 0x18) -#define TROUT_GPIO_INT2_BASE (TROUT_GPIO_START + 0x20) -#define TROUT_GPIO_MISC1_BASE (TROUT_GPIO_START + 0x28) -#define TROUT_GPIO_VIRTUAL_BASE (TROUT_GPIO_START + 0x30) -#define TROUT_GPIO_INT5_BASE (TROUT_GPIO_START + 0x48) - -#define TROUT_GPIO_CHARGER_EN (TROUT_GPIO_MISC2_BASE + 0) -#define TROUT_GPIO_ISET (TROUT_GPIO_MISC2_BASE + 1) -#define TROUT_GPIO_H2W_DAT_DIR (TROUT_GPIO_MISC2_BASE + 2) -#define TROUT_GPIO_H2W_CLK_DIR (TROUT_GPIO_MISC2_BASE + 3) -#define TROUT_GPIO_H2W_DAT_GPO (TROUT_GPIO_MISC2_BASE + 4) -#define TROUT_GPIO_H2W_CLK_GPO (TROUT_GPIO_MISC2_BASE + 5) -#define TROUT_GPIO_H2W_SEL0 (TROUT_GPIO_MISC2_BASE + 6) -#define TROUT_GPIO_H2W_SEL1 (TROUT_GPIO_MISC2_BASE + 7) - -#define TROUT_GPIO_SPOTLIGHT_EN (TROUT_GPIO_MISC3_BASE + 0) -#define TROUT_GPIO_FLASH_EN (TROUT_GPIO_MISC3_BASE + 1) -#define TROUT_GPIO_I2C_PULL (TROUT_GPIO_MISC3_BASE + 2) -#define TROUT_GPIO_TP_I2C_PULL (TROUT_GPIO_MISC3_BASE + 3) -#define TROUT_GPIO_TP_EN (TROUT_GPIO_MISC3_BASE + 4) -#define TROUT_GPIO_JOG_EN (TROUT_GPIO_MISC3_BASE + 5) -#define TROUT_GPIO_UI_LED_EN (TROUT_GPIO_MISC3_BASE + 6) -#define TROUT_GPIO_QTKEY_LED_EN (TROUT_GPIO_MISC3_BASE + 7) - -#define TROUT_GPIO_VCM_PWDN (TROUT_GPIO_MISC4_BASE + 0) -#define TROUT_GPIO_USB_H2W_SW (TROUT_GPIO_MISC4_BASE + 1) -#define TROUT_GPIO_COMPASS_RST_N (TROUT_GPIO_MISC4_BASE + 2) -#define TROUT_GPIO_HAPTIC_EN_UP (TROUT_GPIO_MISC4_BASE + 3) -#define TROUT_GPIO_HAPTIC_EN_MAIN (TROUT_GPIO_MISC4_BASE + 4) -#define TROUT_GPIO_USB_PHY_RST_N (TROUT_GPIO_MISC4_BASE + 5) -#define TROUT_GPIO_WIFI_PA_RESETX (TROUT_GPIO_MISC4_BASE + 6) -#define TROUT_GPIO_WIFI_EN (TROUT_GPIO_MISC4_BASE + 7) - -#define TROUT_GPIO_BT_32K_EN (TROUT_GPIO_MISC5_BASE + 0) -#define TROUT_GPIO_MAC_32K_EN (TROUT_GPIO_MISC5_BASE + 1) -#define TROUT_GPIO_MDDI_32K_EN (TROUT_GPIO_MISC5_BASE + 2) -#define TROUT_GPIO_COMPASS_32K_EN (TROUT_GPIO_MISC5_BASE + 3) - -#define TROUT_GPIO_NAVI_ACT_N (TROUT_GPIO_INT2_BASE + 0) -#define TROUT_GPIO_COMPASS_IRQ (TROUT_GPIO_INT2_BASE + 1) -#define TROUT_GPIO_SLIDING_DET (TROUT_GPIO_INT2_BASE + 2) -#define TROUT_GPIO_AUD_HSMIC_DET_N (TROUT_GPIO_INT2_BASE + 3) -#define TROUT_GPIO_SD_DOOR_N (TROUT_GPIO_INT2_BASE + 4) -#define TROUT_GPIO_CAM_BTN_STEP1_N (TROUT_GPIO_INT2_BASE + 5) -#define TROUT_GPIO_CAM_BTN_STEP2_N (TROUT_GPIO_INT2_BASE + 6) -#define TROUT_GPIO_TP_ATT_N (TROUT_GPIO_INT2_BASE + 7) -#define TROUT_GPIO_BANK0_FIRST_INT_SOURCE (TROUT_GPIO_NAVI_ACT_N) -#define TROUT_GPIO_BANK0_LAST_INT_SOURCE (TROUT_GPIO_TP_ATT_N) - -#define TROUT_GPIO_H2W_DAT_GPI (TROUT_GPIO_MISC1_BASE + 0) -#define TROUT_GPIO_H2W_CLK_GPI (TROUT_GPIO_MISC1_BASE + 1) -#define TROUT_GPIO_CPLD128_VER_0 (TROUT_GPIO_MISC1_BASE + 4) -#define TROUT_GPIO_CPLD128_VER_1 (TROUT_GPIO_MISC1_BASE + 5) -#define TROUT_GPIO_CPLD128_VER_2 (TROUT_GPIO_MISC1_BASE + 6) -#define TROUT_GPIO_CPLD128_VER_3 (TROUT_GPIO_MISC1_BASE + 7) - -#define TROUT_GPIO_SDMC_CD_N (TROUT_GPIO_VIRTUAL_BASE + 0) -#define TROUT_GPIO_END (TROUT_GPIO_SDMC_CD_N) -#define TROUT_GPIO_BANK1_FIRST_INT_SOURCE (TROUT_GPIO_SDMC_CD_N) -#define TROUT_GPIO_BANK1_LAST_INT_SOURCE (TROUT_GPIO_SDMC_CD_N) - -#define TROUT_GPIO_VIRTUAL_TO_REAL_OFFSET \ - (TROUT_GPIO_INT5_BASE - TROUT_GPIO_VIRTUAL_BASE) - -#define TROUT_INT_START (NR_MSM_IRQS + NR_GPIO_IRQS) -#define TROUT_INT_BANK0_COUNT (8) -#define TROUT_INT_BANK1_START (TROUT_INT_START + TROUT_INT_BANK0_COUNT) -#define TROUT_INT_BANK1_COUNT (1) -#define TROUT_INT_END (TROUT_INT_START + TROUT_INT_BANK0_COUNT + \ - TROUT_INT_BANK1_COUNT - 1) -#define TROUT_GPIO_TO_INT(n) (((n) <= TROUT_GPIO_BANK0_LAST_INT_SOURCE) ? \ - (TROUT_INT_START - TROUT_GPIO_BANK0_FIRST_INT_SOURCE + (n)) : \ - (TROUT_INT_BANK1_START - TROUT_GPIO_BANK1_FIRST_INT_SOURCE + (n))) - -#define TROUT_INT_TO_BANK(n) ((n - TROUT_INT_START) / TROUT_INT_BANK0_COUNT) -#define TROUT_INT_TO_MASK(n) (1U << ((n - TROUT_INT_START) & 7)) -#define TROUT_BANK_TO_MASK_REG(bank) \ - (bank ? TROUT_GPIO_INT_MASK1_REG : TROUT_GPIO_INT_MASK0_REG) -#define TROUT_BANK_TO_STAT_REG(bank) \ - (bank ? TROUT_GPIO_INT_STAT1_REG : TROUT_GPIO_INT_STAT0_REG) - -#endif /* GUARD */ diff --git a/arch/arm/mach-msm/clock-pcom.c b/arch/arm/mach-msm/clock-pcom.c deleted file mode 100644 index f5b69d7..0000000 --- a/arch/arm/mach-msm/clock-pcom.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2007-2012, The Linux Foundation. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/err.h> -#include <linux/platform_device.h> -#include <linux/module.h> -#include <linux/clk-provider.h> -#include <linux/clkdev.h> - -#include <mach/clk.h> - -#include "proc_comm.h" -#include "clock.h" -#include "clock-pcom.h" - -struct clk_pcom { - unsigned id; - unsigned long flags; - struct msm_clk msm_clk; -}; - -static inline struct clk_pcom *to_clk_pcom(struct clk_hw *hw) -{ - return container_of(to_msm_clk(hw), struct clk_pcom, msm_clk); -} - -static int pc_clk_enable(struct clk_hw *hw) -{ - unsigned id = to_clk_pcom(hw)->id; - int rc = msm_proc_comm(PCOM_CLKCTL_RPC_ENABLE, &id, NULL); - if (rc < 0) - return rc; - else - return (int)id < 0 ? -EINVAL : 0; -} - -static void pc_clk_disable(struct clk_hw *hw) -{ - unsigned id = to_clk_pcom(hw)->id; - msm_proc_comm(PCOM_CLKCTL_RPC_DISABLE, &id, NULL); -} - -static int pc_clk_reset(struct clk_hw *hw, enum clk_reset_action action) -{ - int rc; - unsigned id = to_clk_pcom(hw)->id; - - if (action == CLK_RESET_ASSERT) - rc = msm_proc_comm(PCOM_CLKCTL_RPC_RESET_ASSERT, &id, NULL); - else - rc = msm_proc_comm(PCOM_CLKCTL_RPC_RESET_DEASSERT, &id, NULL); - - if (rc < 0) - return rc; - else - return (int)id < 0 ? -EINVAL : 0; -} - -static int pc_clk_set_rate(struct clk_hw *hw, unsigned long new_rate, - unsigned long p_rate) -{ - struct clk_pcom *p = to_clk_pcom(hw); - unsigned id = p->id, rate = new_rate; - int rc; - - /* - * The rate _might_ be rounded off to the nearest KHz value by the - * remote function. So a return value of 0 doesn't necessarily mean - * that the exact rate was set successfully. - */ - if (p->flags & CLKFLAG_MIN) - rc = msm_proc_comm(PCOM_CLKCTL_RPC_MIN_RATE, &id, &rate); - else - rc = msm_proc_comm(PCOM_CLKCTL_RPC_SET_RATE, &id, &rate); - if (rc < 0) - return rc; - else - return (int)id < 0 ? -EINVAL : 0; -} - -static unsigned long pc_clk_recalc_rate(struct clk_hw *hw, unsigned long p_rate) -{ - unsigned id = to_clk_pcom(hw)->id; - if (msm_proc_comm(PCOM_CLKCTL_RPC_RATE, &id, NULL)) - return 0; - else - return id; -} - -static int pc_clk_is_enabled(struct clk_hw *hw) -{ - unsigned id = to_clk_pcom(hw)->id; - if (msm_proc_comm(PCOM_CLKCTL_RPC_ENABLED, &id, NULL)) - return 0; - else - return id; -} - -static long pc_clk_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *p_rate) -{ - /* Not really supported; pc_clk_set_rate() does rounding on it's own. */ - return rate; -} - -static struct clk_ops clk_ops_pcom = { - .enable = pc_clk_enable, - .disable = pc_clk_disable, - .set_rate = pc_clk_set_rate, - .recalc_rate = pc_clk_recalc_rate, - .is_enabled = pc_clk_is_enabled, - .round_rate = pc_clk_round_rate, -}; - -static int msm_clock_pcom_probe(struct platform_device *pdev) -{ - const struct pcom_clk_pdata *pdata = pdev->dev.platform_data; - int i, ret; - - for (i = 0; i < pdata->num_lookups; i++) { - const struct clk_pcom_desc *desc = &pdata->lookup[i]; - struct clk *c; - struct clk_pcom *p; - struct clk_hw *hw; - struct clk_init_data init; - - p = devm_kzalloc(&pdev->dev, sizeof(*p), GFP_KERNEL); - if (!p) - return -ENOMEM; - - p->id = desc->id; - p->flags = desc->flags; - p->msm_clk.reset = pc_clk_reset; - - hw = &p->msm_clk.hw; - hw->init = &init; - - init.name = desc->name; - init.ops = &clk_ops_pcom; - init.num_parents = 0; - init.flags = CLK_IS_ROOT; - - if (!(p->flags & CLKFLAG_AUTO_OFF)) - init.flags |= CLK_IGNORE_UNUSED; - - c = devm_clk_register(&pdev->dev, hw); - ret = clk_register_clkdev(c, desc->con, desc->dev); - if (ret) - return ret; - } - - return 0; -} - -static struct platform_driver msm_clock_pcom_driver = { - .probe = msm_clock_pcom_probe, - .driver = { - .name = "msm-clock-pcom", - }, -}; -module_platform_driver(msm_clock_pcom_driver); - -MODULE_LICENSE("GPL v2"); diff --git a/arch/arm/mach-msm/clock-pcom.h b/arch/arm/mach-msm/clock-pcom.h deleted file mode 100644 index 5bb164f..0000000 --- a/arch/arm/mach-msm/clock-pcom.h +++ /dev/null @@ -1,145 +0,0 @@ -/* - * Copyright (c) 2009-2012, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __ARCH_ARM_MACH_MSM_CLOCK_PCOM_H -#define __ARCH_ARM_MACH_MSM_CLOCK_PCOM_H - -/* clock IDs used by the modem processor */ - -#define P_ACPU_CLK 0 /* Applications processor clock */ -#define P_ADM_CLK 1 /* Applications data mover clock */ -#define P_ADSP_CLK 2 /* ADSP clock */ -#define P_EBI1_CLK 3 /* External bus interface 1 clock */ -#define P_EBI2_CLK 4 /* External bus interface 2 clock */ -#define P_ECODEC_CLK 5 /* External CODEC clock */ -#define P_EMDH_CLK 6 /* External MDDI host clock */ -#define P_GP_CLK 7 /* General purpose clock */ -#define P_GRP_3D_CLK 8 /* Graphics clock */ -#define P_I2C_CLK 9 /* I2C clock */ -#define P_ICODEC_RX_CLK 10 /* Internal CODEX RX clock */ -#define P_ICODEC_TX_CLK 11 /* Internal CODEX TX clock */ -#define P_IMEM_CLK 12 /* Internal graphics memory clock */ -#define P_MDC_CLK 13 /* MDDI client clock */ -#define P_MDP_CLK 14 /* Mobile display processor clock */ -#define P_PBUS_CLK 15 /* Peripheral bus clock */ -#define P_PCM_CLK 16 /* PCM clock */ -#define P_PMDH_CLK 17 /* Primary MDDI host clock */ -#define P_SDAC_CLK 18 /* Stereo DAC clock */ -#define P_SDC1_CLK 19 /* Secure Digital Card clocks */ -#define P_SDC1_P_CLK 20 -#define P_SDC2_CLK 21 -#define P_SDC2_P_CLK 22 -#define P_SDC3_CLK 23 -#define P_SDC3_P_CLK 24 -#define P_SDC4_CLK 25 -#define P_SDC4_P_CLK 26 -#define P_TSIF_CLK 27 /* Transport Stream Interface clocks */ -#define P_TSIF_REF_CLK 28 -#define P_TV_DAC_CLK 29 /* TV clocks */ -#define P_TV_ENC_CLK 30 -#define P_UART1_CLK 31 /* UART clocks */ -#define P_UART2_CLK 32 -#define P_UART3_CLK 33 -#define P_UART1DM_CLK 34 -#define P_UART2DM_CLK 35 -#define P_USB_HS_CLK 36 /* High speed USB core clock */ -#define P_USB_HS_P_CLK 37 /* High speed USB pbus clock */ -#define P_USB_OTG_CLK 38 /* Full speed USB clock */ -#define P_VDC_CLK 39 /* Video controller clock */ -#define P_VFE_MDC_CLK 40 /* Camera / Video Front End clock */ -#define P_VFE_CLK 41 /* VFE MDDI client clock */ -#define P_MDP_LCDC_PCLK_CLK 42 -#define P_MDP_LCDC_PAD_PCLK_CLK 43 -#define P_MDP_VSYNC_CLK 44 -#define P_SPI_CLK 45 -#define P_VFE_AXI_CLK 46 -#define P_USB_HS2_CLK 47 /* High speed USB 2 core clock */ -#define P_USB_HS2_P_CLK 48 /* High speed USB 2 pbus clock */ -#define P_USB_HS3_CLK 49 /* High speed USB 3 core clock */ -#define P_USB_HS3_P_CLK 50 /* High speed USB 3 pbus clock */ -#define P_GRP_3D_P_CLK 51 /* Graphics pbus clock */ -#define P_USB_PHY_CLK 52 /* USB PHY clock */ -#define P_USB_HS_CORE_CLK 53 /* High speed USB 1 core clock */ -#define P_USB_HS2_CORE_CLK 54 /* High speed USB 2 core clock */ -#define P_USB_HS3_CORE_CLK 55 /* High speed USB 3 core clock */ -#define P_CAM_M_CLK 56 -#define P_CAMIF_PAD_P_CLK 57 -#define P_GRP_2D_CLK 58 -#define P_GRP_2D_P_CLK 59 -#define P_I2S_CLK 60 -#define P_JPEG_CLK 61 -#define P_JPEG_P_CLK 62 -#define P_LPA_CODEC_CLK 63 -#define P_LPA_CORE_CLK 64 -#define P_LPA_P_CLK 65 -#define P_MDC_IO_CLK 66 -#define P_MDC_P_CLK 67 -#define P_MFC_CLK 68 -#define P_MFC_DIV2_CLK 69 -#define P_MFC_P_CLK 70 -#define P_QUP_I2C_CLK 71 -#define P_ROTATOR_IMEM_CLK 72 -#define P_ROTATOR_P_CLK 73 -#define P_VFE_CAMIF_CLK 74 -#define P_VFE_P_CLK 75 -#define P_VPE_CLK 76 -#define P_I2C_2_CLK 77 -#define P_MI2S_CODEC_RX_S_CLK 78 -#define P_MI2S_CODEC_RX_M_CLK 79 -#define P_MI2S_CODEC_TX_S_CLK 80 -#define P_MI2S_CODEC_TX_M_CLK 81 -#define P_PMDH_P_CLK 82 -#define P_EMDH_P_CLK 83 -#define P_SPI_P_CLK 84 -#define P_TSIF_P_CLK 85 -#define P_MDP_P_CLK 86 -#define P_SDAC_M_CLK 87 -#define P_MI2S_S_CLK 88 -#define P_MI2S_M_CLK 89 -#define P_AXI_ROTATOR_CLK 90 -#define P_HDMI_CLK 91 -#define P_CSI0_CLK 92 -#define P_CSI0_VFE_CLK 93 -#define P_CSI0_P_CLK 94 -#define P_CSI1_CLK 95 -#define P_CSI1_VFE_CLK 96 -#define P_CSI1_P_CLK 97 -#define P_GSBI_CLK 98 -#define P_GSBI_P_CLK 99 -#define P_CE_CLK 100 /* Crypto engine */ -#define P_CODEC_SSBI_CLK 101 - -#define P_NR_CLKS 102 - -struct clk_pcom_desc { - unsigned id; - const char *name; - const char *con; - const char *dev; - unsigned long flags; -}; - -struct pcom_clk_pdata { - struct clk_pcom_desc *lookup; - u32 num_lookups; -}; - -#define CLK_PCOM(clk_name, clk_id, clk_dev, clk_flags) { \ - .id = P_##clk_id, \ - .name = #clk_id, \ - .con = clk_name, \ - .dev = clk_dev, \ - .flags = clk_flags, \ - } - -#endif diff --git a/arch/arm/mach-msm/clock.c b/arch/arm/mach-msm/clock.c deleted file mode 100644 index 35ea02b5..0000000 --- a/arch/arm/mach-msm/clock.c +++ /dev/null @@ -1,28 +0,0 @@ -/* arch/arm/mach-msm/clock.c - * - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2007-2012, The Linux Foundation. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/clk-provider.h> -#include <linux/module.h> - -#include "clock.h" - -int clk_reset(struct clk *clk, enum clk_reset_action action) -{ - struct clk_hw *hw = __clk_get_hw(clk); - struct msm_clk *m = to_msm_clk(hw); - return m->reset(hw, action); -} -EXPORT_SYMBOL(clk_reset); diff --git a/arch/arm/mach-msm/clock.h b/arch/arm/mach-msm/clock.h deleted file mode 100644 index 42d29dd..0000000 --- a/arch/arm/mach-msm/clock.h +++ /dev/null @@ -1,43 +0,0 @@ -/* arch/arm/mach-msm/clock.h - * - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2007-2012, The Linux Foundation. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __ARCH_ARM_MACH_MSM_CLOCK_H -#define __ARCH_ARM_MACH_MSM_CLOCK_H - -#include <linux/clk-provider.h> -#include <mach/clk.h> - -#define CLK_FIRST_AVAILABLE_FLAG 0x00000100 -#define CLKFLAG_AUTO_OFF 0x00000200 -#define CLKFLAG_MIN 0x00000400 -#define CLKFLAG_MAX 0x00000800 - -#define OFF CLKFLAG_AUTO_OFF -#define CLK_MIN CLKFLAG_MIN -#define CLK_MAX CLKFLAG_MAX -#define CLK_MINMAX (CLK_MIN | CLK_MAX) - -struct msm_clk { - int (*reset)(struct clk_hw *hw, enum clk_reset_action action); - struct clk_hw hw; -}; - -static inline struct msm_clk *to_msm_clk(struct clk_hw *hw) -{ - return container_of(hw, struct msm_clk, hw); -} - -#endif diff --git a/arch/arm/mach-msm/common.h b/arch/arm/mach-msm/common.h deleted file mode 100644 index 572479a..0000000 --- a/arch/arm/mach-msm/common.h +++ /dev/null @@ -1,41 +0,0 @@ -/* Copyright (c) 2012, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ -#ifndef __MACH_COMMON_H -#define __MACH_COMMON_H - -extern void msm7x01_timer_init(void); -extern void msm7x30_timer_init(void); -extern void qsd8x50_timer_init(void); - -extern void msm_map_common_io(void); -extern void msm_map_msm7x30_io(void); -extern void msm_map_qsd8x50_io(void); - -extern void __iomem *__msm_ioremap_caller(phys_addr_t phys_addr, size_t size, - unsigned int mtype, void *caller); - -struct msm_mmc_platform_data; - -extern void msm_add_devices(void); -extern void msm_init_irq(void); -extern void msm_init_gpio(void); -extern int msm_add_sdcc(unsigned int controller, - struct msm_mmc_platform_data *plat, - unsigned int stat_irq, unsigned long stat_irq_flags); - -#if defined(CONFIG_MSM_SMD) && defined(CONFIG_DEBUG_FS) -extern int smd_debugfs_init(void); -#else -static inline int smd_debugfs_init(void) { return 0; } -#endif - -#endif diff --git a/arch/arm/mach-msm/devices-msm7x00.c b/arch/arm/mach-msm/devices-msm7x00.c deleted file mode 100644 index d83404d..0000000 --- a/arch/arm/mach-msm/devices-msm7x00.c +++ /dev/null @@ -1,480 +0,0 @@ -/* linux/arch/arm/mach-msm/devices.c - * - * Copyright (C) 2008 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/platform_device.h> -#include <linux/clkdev.h> - -#include <mach/irqs.h> -#include <mach/msm_iomap.h> -#include "devices.h" - -#include <asm/mach/flash.h> -#include <linux/mtd/nand.h> -#include <linux/mtd/partitions.h> - -#include "clock.h" -#include "clock-pcom.h" -#include <linux/platform_data/mmc-msm_sdcc.h> - -static struct resource msm_gpio_resources[] = { - { - .start = 32 + 0, - .end = 32 + 0, - .flags = IORESOURCE_IRQ, - }, - { - .start = 32 + 1, - .end = 32 + 1, - .flags = IORESOURCE_IRQ, - }, - { - .start = 0xa9200800, - .end = 0xa9200800 + SZ_4K - 1, - .flags = IORESOURCE_MEM, - .name = "gpio1" - }, - { - .start = 0xa9300C00, - .end = 0xa9300C00 + SZ_4K - 1, - .flags = IORESOURCE_MEM, - .name = "gpio2" - }, -}; - -struct platform_device msm_device_gpio_7201 = { - .name = "gpio-msm-7201", - .num_resources = ARRAY_SIZE(msm_gpio_resources), - .resource = msm_gpio_resources, -}; - -static struct resource resources_uart1[] = { - { - .start = INT_UART1, - .end = INT_UART1, - .flags = IORESOURCE_IRQ, - }, - { - .start = MSM_UART1_PHYS, - .end = MSM_UART1_PHYS + MSM_UART1_SIZE - 1, - .flags = IORESOURCE_MEM, - .name = "uart_resource" - }, -}; - -static struct resource resources_uart2[] = { - { - .start = INT_UART2, - .end = INT_UART2, - .flags = IORESOURCE_IRQ, - }, - { - .start = MSM_UART2_PHYS, - .end = MSM_UART2_PHYS + MSM_UART2_SIZE - 1, - .flags = IORESOURCE_MEM, - .name = "uart_resource" - }, -}; - -static struct resource resources_uart3[] = { - { - .start = INT_UART3, - .end = INT_UART3, - .flags = IORESOURCE_IRQ, - }, - { - .start = MSM_UART3_PHYS, - .end = MSM_UART3_PHYS + MSM_UART3_SIZE - 1, - .flags = IORESOURCE_MEM, - .name = "uart_resource" - }, -}; - -struct platform_device msm_device_uart1 = { - .name = "msm_serial", - .id = 0, - .num_resources = ARRAY_SIZE(resources_uart1), - .resource = resources_uart1, -}; - -struct platform_device msm_device_uart2 = { - .name = "msm_serial", - .id = 1, - .num_resources = ARRAY_SIZE(resources_uart2), - .resource = resources_uart2, -}; - -struct platform_device msm_device_uart3 = { - .name = "msm_serial", - .id = 2, - .num_resources = ARRAY_SIZE(resources_uart3), - .resource = resources_uart3, -}; - -static struct resource resources_i2c[] = { - { - .start = MSM_I2C_PHYS, - .end = MSM_I2C_PHYS + MSM_I2C_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_PWB_I2C, - .end = INT_PWB_I2C, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_i2c = { - .name = "msm_i2c", - .id = 0, - .num_resources = ARRAY_SIZE(resources_i2c), - .resource = resources_i2c, -}; - -static struct resource resources_hsusb[] = { - { - .start = MSM_HSUSB_PHYS, - .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_USB_HS, - .end = INT_USB_HS, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_hsusb = { - .name = "msm_hsusb", - .id = -1, - .num_resources = ARRAY_SIZE(resources_hsusb), - .resource = resources_hsusb, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct flash_platform_data msm_nand_data = { - .parts = NULL, - .nr_parts = 0, -}; - -static struct resource resources_nand[] = { - [0] = { - .start = 7, - .end = 7, - .flags = IORESOURCE_DMA, - }, -}; - -struct platform_device msm_device_nand = { - .name = "msm_nand", - .id = -1, - .num_resources = ARRAY_SIZE(resources_nand), - .resource = resources_nand, - .dev = { - .platform_data = &msm_nand_data, - }, -}; - -struct platform_device msm_device_smd = { - .name = "msm_smd", - .id = -1, -}; - -static struct resource resources_sdc1[] = { - { - .start = MSM_SDC1_PHYS, - .end = MSM_SDC1_PHYS + MSM_SDC1_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_SDC1_0, - .end = INT_SDC1_0, - .flags = IORESOURCE_IRQ, - .name = "cmd_irq", - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, - .name = "status_irq" - }, - { - .start = 8, - .end = 8, - .flags = IORESOURCE_DMA, - }, -}; - -static struct resource resources_sdc2[] = { - { - .start = MSM_SDC2_PHYS, - .end = MSM_SDC2_PHYS + MSM_SDC2_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_SDC2_0, - .end = INT_SDC2_0, - .flags = IORESOURCE_IRQ, - .name = "cmd_irq", - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, - .name = "status_irq" - }, - { - .start = 8, - .end = 8, - .flags = IORESOURCE_DMA, - }, -}; - -static struct resource resources_sdc3[] = { - { - .start = MSM_SDC3_PHYS, - .end = MSM_SDC3_PHYS + MSM_SDC3_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_SDC3_0, - .end = INT_SDC3_0, - .flags = IORESOURCE_IRQ, - .name = "cmd_irq", - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, - .name = "status_irq" - }, - { - .start = 8, - .end = 8, - .flags = IORESOURCE_DMA, - }, -}; - -static struct resource resources_sdc4[] = { - { - .start = MSM_SDC4_PHYS, - .end = MSM_SDC4_PHYS + MSM_SDC4_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_SDC4_0, - .end = INT_SDC4_0, - .flags = IORESOURCE_IRQ, - .name = "cmd_irq", - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, - .name = "status_irq" - }, - { - .start = 8, - .end = 8, - .flags = IORESOURCE_DMA, - }, -}; - -struct platform_device msm_device_sdc1 = { - .name = "msm_sdcc", - .id = 1, - .num_resources = ARRAY_SIZE(resources_sdc1), - .resource = resources_sdc1, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device msm_device_sdc2 = { - .name = "msm_sdcc", - .id = 2, - .num_resources = ARRAY_SIZE(resources_sdc2), - .resource = resources_sdc2, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device msm_device_sdc3 = { - .name = "msm_sdcc", - .id = 3, - .num_resources = ARRAY_SIZE(resources_sdc3), - .resource = resources_sdc3, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device msm_device_sdc4 = { - .name = "msm_sdcc", - .id = 4, - .num_resources = ARRAY_SIZE(resources_sdc4), - .resource = resources_sdc4, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -static struct platform_device *msm_sdcc_devices[] __initdata = { - &msm_device_sdc1, - &msm_device_sdc2, - &msm_device_sdc3, - &msm_device_sdc4, -}; - -int __init msm_add_sdcc(unsigned int controller, - struct msm_mmc_platform_data *plat, - unsigned int stat_irq, unsigned long stat_irq_flags) -{ - struct platform_device *pdev; - struct resource *res; - - if (controller < 1 || controller > 4) - return -EINVAL; - - pdev = msm_sdcc_devices[controller-1]; - pdev->dev.platform_data = plat; - - res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "status_irq"); - if (!res) - return -EINVAL; - else if (stat_irq) { - res->start = res->end = stat_irq; - res->flags &= ~IORESOURCE_DISABLED; - res->flags |= stat_irq_flags; - } - - return platform_device_register(pdev); -} - -static struct resource resources_mddi0[] = { - { - .start = MSM_PMDH_PHYS, - .end = MSM_PMDH_PHYS + MSM_PMDH_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_MDDI_PRI, - .end = INT_MDDI_PRI, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource resources_mddi1[] = { - { - .start = MSM_EMDH_PHYS, - .end = MSM_EMDH_PHYS + MSM_EMDH_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_MDDI_EXT, - .end = INT_MDDI_EXT, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_mddi0 = { - .name = "msm_mddi", - .id = 0, - .num_resources = ARRAY_SIZE(resources_mddi0), - .resource = resources_mddi0, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device msm_device_mddi1 = { - .name = "msm_mddi", - .id = 1, - .num_resources = ARRAY_SIZE(resources_mddi1), - .resource = resources_mddi1, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -static struct resource resources_mdp[] = { - { - .start = MSM_MDP_PHYS, - .end = MSM_MDP_PHYS + MSM_MDP_SIZE - 1, - .name = "mdp", - .flags = IORESOURCE_MEM - }, - { - .start = INT_MDP, - .end = INT_MDP, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_mdp = { - .name = "msm_mdp", - .id = 0, - .num_resources = ARRAY_SIZE(resources_mdp), - .resource = resources_mdp, -}; - -static struct clk_pcom_desc msm_clocks_7x01a[] = { - CLK_PCOM("adm_clk", ADM_CLK, NULL, 0), - CLK_PCOM("adsp_clk", ADSP_CLK, NULL, 0), - CLK_PCOM("ebi1_clk", EBI1_CLK, NULL, 0), - CLK_PCOM("ebi2_clk", EBI2_CLK, NULL, 0), - CLK_PCOM("ecodec_clk", ECODEC_CLK, NULL, 0), - CLK_PCOM("emdh_clk", EMDH_CLK, NULL, OFF), - CLK_PCOM("gp_clk", GP_CLK, NULL, 0), - CLK_PCOM("grp_clk", GRP_3D_CLK, NULL, OFF), - CLK_PCOM("i2c_clk", I2C_CLK, "msm_i2c.0", 0), - CLK_PCOM("icodec_rx_clk", ICODEC_RX_CLK, NULL, 0), - CLK_PCOM("icodec_tx_clk", ICODEC_TX_CLK, NULL, 0), - CLK_PCOM("imem_clk", IMEM_CLK, NULL, OFF), - CLK_PCOM("mdc_clk", MDC_CLK, NULL, 0), - CLK_PCOM("mdp_clk", MDP_CLK, NULL, OFF), - CLK_PCOM("pbus_clk", PBUS_CLK, NULL, 0), - CLK_PCOM("pcm_clk", PCM_CLK, NULL, 0), - CLK_PCOM("mddi_clk", PMDH_CLK, NULL, OFF | CLK_MINMAX), - CLK_PCOM("sdac_clk", SDAC_CLK, NULL, OFF), - CLK_PCOM("sdc_clk", SDC1_CLK, "msm_sdcc.1", OFF), - CLK_PCOM("sdc_pclk", SDC1_P_CLK, "msm_sdcc.1", OFF), - CLK_PCOM("sdc_clk", SDC2_CLK, "msm_sdcc.2", OFF), - CLK_PCOM("sdc_pclk", SDC2_P_CLK, "msm_sdcc.2", OFF), - CLK_PCOM("sdc_clk", SDC3_CLK, "msm_sdcc.3", OFF), - CLK_PCOM("sdc_pclk", SDC3_P_CLK, "msm_sdcc.3", OFF), - CLK_PCOM("sdc_clk", SDC4_CLK, "msm_sdcc.4", OFF), - CLK_PCOM("sdc_pclk", SDC4_P_CLK, "msm_sdcc.4", OFF), - CLK_PCOM("tsif_clk", TSIF_CLK, NULL, 0), - CLK_PCOM("tsif_ref_clk", TSIF_REF_CLK, NULL, 0), - CLK_PCOM("tv_dac_clk", TV_DAC_CLK, NULL, 0), - CLK_PCOM("tv_enc_clk", TV_ENC_CLK, NULL, 0), - CLK_PCOM("core", UART1_CLK, "msm_serial.0", OFF), - CLK_PCOM("core", UART2_CLK, "msm_serial.1", 0), - CLK_PCOM("core", UART3_CLK, "msm_serial.2", OFF), - CLK_PCOM("uart1dm_clk", UART1DM_CLK, NULL, OFF), - CLK_PCOM("uart2dm_clk", UART2DM_CLK, NULL, 0), - CLK_PCOM("usb_hs_clk", USB_HS_CLK, "msm_hsusb", OFF), - CLK_PCOM("usb_hs_pclk", USB_HS_P_CLK, "msm_hsusb", OFF), - CLK_PCOM("usb_otg_clk", USB_OTG_CLK, NULL, 0), - CLK_PCOM("vdc_clk", VDC_CLK, NULL, OFF ), - CLK_PCOM("vfe_clk", VFE_CLK, NULL, OFF), - CLK_PCOM("vfe_mdc_clk", VFE_MDC_CLK, NULL, OFF), -}; - -static struct pcom_clk_pdata msm_clock_7x01a_pdata = { - .lookup = msm_clocks_7x01a, - .num_lookups = ARRAY_SIZE(msm_clocks_7x01a), -}; - -struct platform_device msm_clock_7x01a = { - .name = "msm-clock-pcom", - .dev.platform_data = &msm_clock_7x01a_pdata, -}; diff --git a/arch/arm/mach-msm/devices-msm7x30.c b/arch/arm/mach-msm/devices-msm7x30.c deleted file mode 100644 index c15ea8a..0000000 --- a/arch/arm/mach-msm/devices-msm7x30.c +++ /dev/null @@ -1,246 +0,0 @@ -/* - * Copyright (C) 2008 Google, Inc. - * Copyright (c) 2008-2011, Code Aurora Forum. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/platform_device.h> - -#include <linux/dma-mapping.h> -#include <linux/clkdev.h> -#include <mach/irqs.h> -#include <mach/msm_iomap.h> -#include <mach/dma.h> - -#include "devices.h" -#include "smd_private.h" -#include "common.h" - -#include <asm/mach/flash.h> - -#include "clock.h" -#include "clock-pcom.h" - -#include <linux/platform_data/mmc-msm_sdcc.h> - -static struct resource msm_gpio_resources[] = { - { - .start = 32 + 18, - .end = 32 + 18, - .flags = IORESOURCE_IRQ, - }, - { - .start = 32 + 19, - .end = 32 + 19, - .flags = IORESOURCE_IRQ, - }, - { - .start = 0xac001000, - .end = 0xac001000 + SZ_4K - 1, - .flags = IORESOURCE_MEM, - .name = "gpio1" - }, - { - .start = 0xac101400, - .end = 0xac101400 + SZ_4K - 1, - .flags = IORESOURCE_MEM, - .name = "gpio2" - }, -}; - -struct platform_device msm_device_gpio_7x30 = { - .name = "gpio-msm-7x30", - .num_resources = ARRAY_SIZE(msm_gpio_resources), - .resource = msm_gpio_resources, -}; - -static struct resource resources_uart2[] = { - { - .start = INT_UART2, - .end = INT_UART2, - .flags = IORESOURCE_IRQ, - }, - { - .start = MSM_UART2_PHYS, - .end = MSM_UART2_PHYS + MSM_UART2_SIZE - 1, - .flags = IORESOURCE_MEM, - .name = "uart_resource" - }, -}; - -struct platform_device msm_device_uart2 = { - .name = "msm_serial", - .id = 1, - .num_resources = ARRAY_SIZE(resources_uart2), - .resource = resources_uart2, -}; - -struct platform_device msm_device_smd = { - .name = "msm_smd", - .id = -1, -}; - -static struct resource resources_otg[] = { - { - .start = MSM_HSUSB_PHYS, - .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_USB_HS, - .end = INT_USB_HS, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_otg = { - .name = "msm_otg", - .id = -1, - .num_resources = ARRAY_SIZE(resources_otg), - .resource = resources_otg, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -static struct resource resources_hsusb[] = { - { - .start = MSM_HSUSB_PHYS, - .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_USB_HS, - .end = INT_USB_HS, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_hsusb = { - .name = "msm_hsusb", - .id = -1, - .num_resources = ARRAY_SIZE(resources_hsusb), - .resource = resources_hsusb, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -static u64 dma_mask = 0xffffffffULL; -static struct resource resources_hsusb_host[] = { - { - .start = MSM_HSUSB_PHYS, - .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_USB_HS, - .end = INT_USB_HS, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_hsusb_host = { - .name = "msm_hsusb_host", - .id = -1, - .num_resources = ARRAY_SIZE(resources_hsusb_host), - .resource = resources_hsusb_host, - .dev = { - .dma_mask = &dma_mask, - .coherent_dma_mask = 0xffffffffULL, - }, -}; - -static struct clk_pcom_desc msm_clocks_7x30[] = { - CLK_PCOM("adm_clk", ADM_CLK, NULL, 0), - CLK_PCOM("adsp_clk", ADSP_CLK, NULL, 0), - CLK_PCOM("cam_m_clk", CAM_M_CLK, NULL, 0), - CLK_PCOM("camif_pad_pclk", CAMIF_PAD_P_CLK, NULL, OFF), - CLK_PCOM("ce_clk", CE_CLK, NULL, 0), - CLK_PCOM("codec_ssbi_clk", CODEC_SSBI_CLK, NULL, 0), - CLK_PCOM("ebi1_clk", EBI1_CLK, NULL, CLK_MIN), - CLK_PCOM("ecodec_clk", ECODEC_CLK, NULL, 0), - CLK_PCOM("emdh_clk", EMDH_CLK, NULL, OFF | CLK_MINMAX), - CLK_PCOM("emdh_pclk", EMDH_P_CLK, NULL, OFF), - CLK_PCOM("gp_clk", GP_CLK, NULL, 0), - CLK_PCOM("grp_2d_clk", GRP_2D_CLK, NULL, 0), - CLK_PCOM("grp_2d_pclk", GRP_2D_P_CLK, NULL, 0), - CLK_PCOM("grp_clk", GRP_3D_CLK, NULL, 0), - CLK_PCOM("grp_pclk", GRP_3D_P_CLK, NULL, 0), - CLK_PCOM("hdmi_clk", HDMI_CLK, NULL, 0), - CLK_PCOM("imem_clk", IMEM_CLK, NULL, OFF), - CLK_PCOM("jpeg_clk", JPEG_CLK, NULL, OFF), - CLK_PCOM("jpeg_pclk", JPEG_P_CLK, NULL, OFF), - CLK_PCOM("lpa_codec_clk", LPA_CODEC_CLK, NULL, 0), - CLK_PCOM("lpa_core_clk", LPA_CORE_CLK, NULL, 0), - CLK_PCOM("lpa_pclk", LPA_P_CLK, NULL, 0), - CLK_PCOM("mdc_clk", MDC_CLK, NULL, 0), - CLK_PCOM("mddi_clk", PMDH_CLK, NULL, OFF | CLK_MINMAX), - CLK_PCOM("mddi_pclk", PMDH_P_CLK, NULL, 0), - CLK_PCOM("mdp_clk", MDP_CLK, NULL, OFF), - CLK_PCOM("mdp_pclk", MDP_P_CLK, NULL, 0), - CLK_PCOM("mdp_lcdc_pclk_clk", MDP_LCDC_PCLK_CLK, NULL, 0), - CLK_PCOM("mdp_lcdc_pad_pclk_clk", MDP_LCDC_PAD_PCLK_CLK, NULL, 0), - CLK_PCOM("mdp_vsync_clk", MDP_VSYNC_CLK, NULL, 0), - CLK_PCOM("mfc_clk", MFC_CLK, NULL, 0), - CLK_PCOM("mfc_div2_clk", MFC_DIV2_CLK, NULL, 0), - CLK_PCOM("mfc_pclk", MFC_P_CLK, NULL, 0), - CLK_PCOM("mi2s_m_clk", MI2S_M_CLK, NULL, 0), - CLK_PCOM("mi2s_s_clk", MI2S_S_CLK, NULL, 0), - CLK_PCOM("mi2s_codec_rx_m_clk", MI2S_CODEC_RX_M_CLK, NULL, 0), - CLK_PCOM("mi2s_codec_rx_s_clk", MI2S_CODEC_RX_S_CLK, NULL, 0), - CLK_PCOM("mi2s_codec_tx_m_clk", MI2S_CODEC_TX_M_CLK, NULL, 0), - CLK_PCOM("mi2s_codec_tx_s_clk", MI2S_CODEC_TX_S_CLK, NULL, 0), - CLK_PCOM("pbus_clk", PBUS_CLK, NULL, CLK_MIN), - CLK_PCOM("pcm_clk", PCM_CLK, NULL, 0), - CLK_PCOM("rotator_clk", AXI_ROTATOR_CLK, NULL, 0), - CLK_PCOM("rotator_imem_clk", ROTATOR_IMEM_CLK, NULL, OFF), - CLK_PCOM("rotator_pclk", ROTATOR_P_CLK, NULL, OFF), - CLK_PCOM("sdac_clk", SDAC_CLK, NULL, OFF), - CLK_PCOM("spi_clk", SPI_CLK, NULL, 0), - CLK_PCOM("spi_pclk", SPI_P_CLK, NULL, 0), - CLK_PCOM("tv_dac_clk", TV_DAC_CLK, NULL, 0), - CLK_PCOM("tv_enc_clk", TV_ENC_CLK, NULL, 0), - CLK_PCOM("core", UART2_CLK, "msm_serial.1", 0), - CLK_PCOM("usb_phy_clk", USB_PHY_CLK, NULL, 0), - CLK_PCOM("usb_hs_clk", USB_HS_CLK, NULL, OFF), - CLK_PCOM("usb_hs_pclk", USB_HS_P_CLK, NULL, OFF), - CLK_PCOM("usb_hs_core_clk", USB_HS_CORE_CLK, NULL, OFF), - CLK_PCOM("usb_hs2_clk", USB_HS2_CLK, NULL, OFF), - CLK_PCOM("usb_hs2_pclk", USB_HS2_P_CLK, NULL, OFF), - CLK_PCOM("usb_hs2_core_clk", USB_HS2_CORE_CLK, NULL, OFF), - CLK_PCOM("usb_hs3_clk", USB_HS3_CLK, NULL, OFF), - CLK_PCOM("usb_hs3_pclk", USB_HS3_P_CLK, NULL, OFF), - CLK_PCOM("usb_hs3_core_clk", USB_HS3_CORE_CLK, NULL, OFF), - CLK_PCOM("vdc_clk", VDC_CLK, NULL, OFF | CLK_MIN), - CLK_PCOM("vfe_camif_clk", VFE_CAMIF_CLK, NULL, 0), - CLK_PCOM("vfe_clk", VFE_CLK, NULL, 0), - CLK_PCOM("vfe_mdc_clk", VFE_MDC_CLK, NULL, 0), - CLK_PCOM("vfe_pclk", VFE_P_CLK, NULL, OFF), - CLK_PCOM("vpe_clk", VPE_CLK, NULL, 0), - - /* 7x30 v2 hardware only. */ - CLK_PCOM("csi_clk", CSI0_CLK, NULL, 0), - CLK_PCOM("csi_pclk", CSI0_P_CLK, NULL, 0), - CLK_PCOM("csi_vfe_clk", CSI0_VFE_CLK, NULL, 0), -}; - -static struct pcom_clk_pdata msm_clock_7x30_pdata = { - .lookup = msm_clocks_7x30, - .num_lookups = ARRAY_SIZE(msm_clocks_7x30), -}; - -struct platform_device msm_clock_7x30 = { - .name = "msm-clock-pcom", - .dev.platform_data = &msm_clock_7x30_pdata, -}; diff --git a/arch/arm/mach-msm/devices-qsd8x50.c b/arch/arm/mach-msm/devices-qsd8x50.c deleted file mode 100644 index 9e1e9ce..0000000 --- a/arch/arm/mach-msm/devices-qsd8x50.c +++ /dev/null @@ -1,388 +0,0 @@ -/* - * Copyright (C) 2008 Google, Inc. - * Copyright (c) 2008-2011, Code Aurora Forum. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/platform_device.h> -#include <linux/clkdev.h> -#include <linux/dma-mapping.h> - -#include <mach/irqs.h> -#include <mach/msm_iomap.h> -#include <mach/dma.h> - -#include "devices.h" -#include "common.h" - -#include <asm/mach/flash.h> - -#include <linux/platform_data/mmc-msm_sdcc.h> -#include "clock.h" -#include "clock-pcom.h" - -static struct resource msm_gpio_resources[] = { - { - .start = 64 + 165 + 9, - .end = 64 + 165 + 9, - .flags = IORESOURCE_IRQ, - }, - { - .start = 64 + 165 + 10, - .end = 64 + 165 + 10, - .flags = IORESOURCE_IRQ, - }, - { - .start = 0xa9000800, - .end = 0xa9000800 + SZ_4K - 1, - .flags = IORESOURCE_MEM, - .name = "gpio1" - }, - { - .start = 0xa9100C00, - .end = 0xa9100C00 + SZ_4K - 1, - .flags = IORESOURCE_MEM, - .name = "gpio2" - }, -}; - -struct platform_device msm_device_gpio_8x50 = { - .name = "gpio-msm-8x50", - .num_resources = ARRAY_SIZE(msm_gpio_resources), - .resource = msm_gpio_resources, -}; - -static struct resource resources_uart3[] = { - { - .start = INT_UART3, - .end = INT_UART3, - .flags = IORESOURCE_IRQ, - }, - { - .start = MSM_UART3_PHYS, - .end = MSM_UART3_PHYS + MSM_UART3_SIZE - 1, - .flags = IORESOURCE_MEM, - .name = "uart_resource" - }, -}; - -struct platform_device msm_device_uart3 = { - .name = "msm_serial", - .id = 2, - .num_resources = ARRAY_SIZE(resources_uart3), - .resource = resources_uart3, -}; - -struct platform_device msm_device_smd = { - .name = "msm_smd", - .id = -1, -}; - -static struct resource resources_otg[] = { - { - .start = MSM_HSUSB_PHYS, - .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_USB_HS, - .end = INT_USB_HS, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_otg = { - .name = "msm_otg", - .id = -1, - .num_resources = ARRAY_SIZE(resources_otg), - .resource = resources_otg, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -static struct resource resources_hsusb[] = { - { - .start = MSM_HSUSB_PHYS, - .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_USB_HS, - .end = INT_USB_HS, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_hsusb = { - .name = "msm_hsusb", - .id = -1, - .num_resources = ARRAY_SIZE(resources_hsusb), - .resource = resources_hsusb, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -static u64 dma_mask = 0xffffffffULL; -static struct resource resources_hsusb_host[] = { - { - .start = MSM_HSUSB_PHYS, - .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_USB_HS, - .end = INT_USB_HS, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device msm_device_hsusb_host = { - .name = "msm_hsusb_host", - .id = -1, - .num_resources = ARRAY_SIZE(resources_hsusb_host), - .resource = resources_hsusb_host, - .dev = { - .dma_mask = &dma_mask, - .coherent_dma_mask = 0xffffffffULL, - }, -}; - -static struct resource resources_sdc1[] = { - { - .start = MSM_SDC1_PHYS, - .end = MSM_SDC1_PHYS + MSM_SDC1_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_SDC1_0, - .end = INT_SDC1_0, - .flags = IORESOURCE_IRQ, - .name = "cmd_irq", - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, - .name = "status_irq" - }, - { - .start = 8, - .end = 8, - .flags = IORESOURCE_DMA, - }, -}; - -static struct resource resources_sdc2[] = { - { - .start = MSM_SDC2_PHYS, - .end = MSM_SDC2_PHYS + MSM_SDC2_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_SDC2_0, - .end = INT_SDC2_0, - .flags = IORESOURCE_IRQ, - .name = "cmd_irq", - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, - .name = "status_irq" - }, - { - .start = 8, - .end = 8, - .flags = IORESOURCE_DMA, - }, -}; - -static struct resource resources_sdc3[] = { - { - .start = MSM_SDC3_PHYS, - .end = MSM_SDC3_PHYS + MSM_SDC3_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_SDC3_0, - .end = INT_SDC3_0, - .flags = IORESOURCE_IRQ, - .name = "cmd_irq", - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, - .name = "status_irq" - }, - { - .start = 8, - .end = 8, - .flags = IORESOURCE_DMA, - }, -}; - -static struct resource resources_sdc4[] = { - { - .start = MSM_SDC4_PHYS, - .end = MSM_SDC4_PHYS + MSM_SDC4_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_SDC4_0, - .end = INT_SDC4_0, - .flags = IORESOURCE_IRQ, - .name = "cmd_irq", - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, - .name = "status_irq" - }, - { - .start = 8, - .end = 8, - .flags = IORESOURCE_DMA, - }, -}; - -struct platform_device msm_device_sdc1 = { - .name = "msm_sdcc", - .id = 1, - .num_resources = ARRAY_SIZE(resources_sdc1), - .resource = resources_sdc1, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device msm_device_sdc2 = { - .name = "msm_sdcc", - .id = 2, - .num_resources = ARRAY_SIZE(resources_sdc2), - .resource = resources_sdc2, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device msm_device_sdc3 = { - .name = "msm_sdcc", - .id = 3, - .num_resources = ARRAY_SIZE(resources_sdc3), - .resource = resources_sdc3, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device msm_device_sdc4 = { - .name = "msm_sdcc", - .id = 4, - .num_resources = ARRAY_SIZE(resources_sdc4), - .resource = resources_sdc4, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -static struct platform_device *msm_sdcc_devices[] __initdata = { - &msm_device_sdc1, - &msm_device_sdc2, - &msm_device_sdc3, - &msm_device_sdc4, -}; - -int __init msm_add_sdcc(unsigned int controller, - struct msm_mmc_platform_data *plat, - unsigned int stat_irq, unsigned long stat_irq_flags) -{ - struct platform_device *pdev; - struct resource *res; - - if (controller < 1 || controller > 4) - return -EINVAL; - - pdev = msm_sdcc_devices[controller-1]; - pdev->dev.platform_data = plat; - - res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "status_irq"); - if (!res) - return -EINVAL; - else if (stat_irq) { - res->start = res->end = stat_irq; - res->flags &= ~IORESOURCE_DISABLED; - res->flags |= stat_irq_flags; - } - - return platform_device_register(pdev); -} - -static struct clk_pcom_desc msm_clocks_8x50[] = { - CLK_PCOM("adm_clk", ADM_CLK, NULL, 0), - CLK_PCOM("ce_clk", CE_CLK, NULL, 0), - CLK_PCOM("ebi1_clk", EBI1_CLK, NULL, CLK_MIN), - CLK_PCOM("ebi2_clk", EBI2_CLK, NULL, 0), - CLK_PCOM("ecodec_clk", ECODEC_CLK, NULL, 0), - CLK_PCOM("emdh_clk", EMDH_CLK, NULL, OFF | CLK_MINMAX), - CLK_PCOM("gp_clk", GP_CLK, NULL, 0), - CLK_PCOM("grp_clk", GRP_3D_CLK, NULL, 0), - CLK_PCOM("i2c_clk", I2C_CLK, NULL, 0), - CLK_PCOM("icodec_rx_clk", ICODEC_RX_CLK, NULL, 0), - CLK_PCOM("icodec_tx_clk", ICODEC_TX_CLK, NULL, 0), - CLK_PCOM("imem_clk", IMEM_CLK, NULL, OFF), - CLK_PCOM("mdc_clk", MDC_CLK, NULL, 0), - CLK_PCOM("mddi_clk", PMDH_CLK, NULL, OFF | CLK_MINMAX), - CLK_PCOM("mdp_clk", MDP_CLK, NULL, OFF), - CLK_PCOM("mdp_lcdc_pclk_clk", MDP_LCDC_PCLK_CLK, NULL, 0), - CLK_PCOM("mdp_lcdc_pad_pclk_clk", MDP_LCDC_PAD_PCLK_CLK, NULL, 0), - CLK_PCOM("mdp_vsync_clk", MDP_VSYNC_CLK, NULL, 0), - CLK_PCOM("pbus_clk", PBUS_CLK, NULL, CLK_MIN), - CLK_PCOM("pcm_clk", PCM_CLK, NULL, 0), - CLK_PCOM("sdac_clk", SDAC_CLK, NULL, OFF), - CLK_PCOM("sdc_clk", SDC1_CLK, "msm_sdcc.1", OFF), - CLK_PCOM("sdc_pclk", SDC1_P_CLK, "msm_sdcc.1", OFF), - CLK_PCOM("sdc_clk", SDC2_CLK, "msm_sdcc.2", OFF), - CLK_PCOM("sdc_pclk", SDC2_P_CLK, "msm_sdcc.2", OFF), - CLK_PCOM("sdc_clk", SDC3_CLK, "msm_sdcc.3", OFF), - CLK_PCOM("sdc_pclk", SDC3_P_CLK, "msm_sdcc.3", OFF), - CLK_PCOM("sdc_clk", SDC4_CLK, "msm_sdcc.4", OFF), - CLK_PCOM("sdc_pclk", SDC4_P_CLK, "msm_sdcc.4", OFF), - CLK_PCOM("spi_clk", SPI_CLK, NULL, 0), - CLK_PCOM("tsif_clk", TSIF_CLK, NULL, 0), - CLK_PCOM("tsif_ref_clk", TSIF_REF_CLK, NULL, 0), - CLK_PCOM("tv_dac_clk", TV_DAC_CLK, NULL, 0), - CLK_PCOM("tv_enc_clk", TV_ENC_CLK, NULL, 0), - CLK_PCOM("core", UART1_CLK, NULL, OFF), - CLK_PCOM("core", UART2_CLK, NULL, 0), - CLK_PCOM("core", UART3_CLK, "msm_serial.2", OFF), - CLK_PCOM("uartdm_clk", UART1DM_CLK, NULL, OFF), - CLK_PCOM("uartdm_clk", UART2DM_CLK, NULL, 0), - CLK_PCOM("usb_hs_clk", USB_HS_CLK, NULL, OFF), - CLK_PCOM("usb_hs_pclk", USB_HS_P_CLK, NULL, OFF), - CLK_PCOM("usb_otg_clk", USB_OTG_CLK, NULL, 0), - CLK_PCOM("vdc_clk", VDC_CLK, NULL, OFF | CLK_MIN), - CLK_PCOM("vfe_clk", VFE_CLK, NULL, OFF), - CLK_PCOM("vfe_mdc_clk", VFE_MDC_CLK, NULL, OFF), - CLK_PCOM("vfe_axi_clk", VFE_AXI_CLK, NULL, OFF), - CLK_PCOM("usb_hs2_clk", USB_HS2_CLK, NULL, OFF), - CLK_PCOM("usb_hs2_pclk", USB_HS2_P_CLK, NULL, OFF), - CLK_PCOM("usb_hs3_clk", USB_HS3_CLK, NULL, OFF), - CLK_PCOM("usb_hs3_pclk", USB_HS3_P_CLK, NULL, OFF), - CLK_PCOM("usb_phy_clk", USB_PHY_CLK, NULL, 0), -}; - -static struct pcom_clk_pdata msm_clock_8x50_pdata = { - .lookup = msm_clocks_8x50, - .num_lookups = ARRAY_SIZE(msm_clocks_8x50), -}; - -struct platform_device msm_clock_8x50 = { - .name = "msm-clock-pcom", - .dev.platform_data = &msm_clock_8x50_pdata, -}; diff --git a/arch/arm/mach-msm/devices.h b/arch/arm/mach-msm/devices.h deleted file mode 100644 index dccefad..0000000 --- a/arch/arm/mach-msm/devices.h +++ /dev/null @@ -1,53 +0,0 @@ -/* linux/arch/arm/mach-msm/devices.h - * - * Copyright (C) 2008 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __ARCH_ARM_MACH_MSM_DEVICES_H -#define __ARCH_ARM_MACH_MSM_DEVICES_H - -extern struct platform_device msm_device_gpio_7201; -extern struct platform_device msm_device_gpio_7x30; -extern struct platform_device msm_device_gpio_8x50; - -extern struct platform_device msm_device_uart1; -extern struct platform_device msm_device_uart2; -extern struct platform_device msm_device_uart3; - -extern struct platform_device msm8960_device_uart_gsbi2; -extern struct platform_device msm8960_device_uart_gsbi5; - -extern struct platform_device msm_device_sdc1; -extern struct platform_device msm_device_sdc2; -extern struct platform_device msm_device_sdc3; -extern struct platform_device msm_device_sdc4; - -extern struct platform_device msm_device_hsusb; -extern struct platform_device msm_device_otg; -extern struct platform_device msm_device_hsusb_host; - -extern struct platform_device msm_device_i2c; - -extern struct platform_device msm_device_smd; - -extern struct platform_device msm_device_nand; - -extern struct platform_device msm_device_mddi0; -extern struct platform_device msm_device_mddi1; -extern struct platform_device msm_device_mdp; - -extern struct platform_device msm_clock_7x01a; -extern struct platform_device msm_clock_7x30; -extern struct platform_device msm_clock_8x50; - -#endif diff --git a/arch/arm/mach-msm/dma.c b/arch/arm/mach-msm/dma.c deleted file mode 100644 index fb976246..0000000 --- a/arch/arm/mach-msm/dma.c +++ /dev/null @@ -1,298 +0,0 @@ -/* linux/arch/arm/mach-msm/dma.c - * - * Copyright (C) 2007 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/clk.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/interrupt.h> -#include <linux/completion.h> -#include <linux/module.h> -#include <mach/dma.h> -#include <mach/msm_iomap.h> - -#define MSM_DMOV_CHANNEL_COUNT 16 - -#define DMOV_SD0(off, ch) (MSM_DMOV_BASE + 0x0000 + (off) + ((ch) << 2)) -#define DMOV_SD1(off, ch) (MSM_DMOV_BASE + 0x0400 + (off) + ((ch) << 2)) -#define DMOV_SD2(off, ch) (MSM_DMOV_BASE + 0x0800 + (off) + ((ch) << 2)) -#define DMOV_SD3(off, ch) (MSM_DMOV_BASE + 0x0C00 + (off) + ((ch) << 2)) - -#if defined(CONFIG_ARCH_MSM7X30) -#define DMOV_SD_AARM DMOV_SD2 -#else -#define DMOV_SD_AARM DMOV_SD3 -#endif - -#define DMOV_CMD_PTR(ch) DMOV_SD_AARM(0x000, ch) -#define DMOV_RSLT(ch) DMOV_SD_AARM(0x040, ch) -#define DMOV_FLUSH0(ch) DMOV_SD_AARM(0x080, ch) -#define DMOV_FLUSH1(ch) DMOV_SD_AARM(0x0C0, ch) -#define DMOV_FLUSH2(ch) DMOV_SD_AARM(0x100, ch) -#define DMOV_FLUSH3(ch) DMOV_SD_AARM(0x140, ch) -#define DMOV_FLUSH4(ch) DMOV_SD_AARM(0x180, ch) -#define DMOV_FLUSH5(ch) DMOV_SD_AARM(0x1C0, ch) - -#define DMOV_STATUS(ch) DMOV_SD_AARM(0x200, ch) -#define DMOV_ISR DMOV_SD_AARM(0x380, 0) - -#define DMOV_CONFIG(ch) DMOV_SD_AARM(0x300, ch) - -enum { - MSM_DMOV_PRINT_ERRORS = 1, - MSM_DMOV_PRINT_IO = 2, - MSM_DMOV_PRINT_FLOW = 4 -}; - -static DEFINE_SPINLOCK(msm_dmov_lock); -static struct clk *msm_dmov_clk; -static unsigned int channel_active; -static struct list_head ready_commands[MSM_DMOV_CHANNEL_COUNT]; -static struct list_head active_commands[MSM_DMOV_CHANNEL_COUNT]; -unsigned int msm_dmov_print_mask = MSM_DMOV_PRINT_ERRORS; - -#define MSM_DMOV_DPRINTF(mask, format, args...) \ - do { \ - if ((mask) & msm_dmov_print_mask) \ - printk(KERN_ERR format, args); \ - } while (0) -#define PRINT_ERROR(format, args...) \ - MSM_DMOV_DPRINTF(MSM_DMOV_PRINT_ERRORS, format, args); -#define PRINT_IO(format, args...) \ - MSM_DMOV_DPRINTF(MSM_DMOV_PRINT_IO, format, args); -#define PRINT_FLOW(format, args...) \ - MSM_DMOV_DPRINTF(MSM_DMOV_PRINT_FLOW, format, args); - -void msm_dmov_stop_cmd(unsigned id, struct msm_dmov_cmd *cmd, int graceful) -{ - writel((graceful << 31), DMOV_FLUSH0(id)); -} -EXPORT_SYMBOL_GPL(msm_dmov_stop_cmd); - -void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd) -{ - unsigned long irq_flags; - unsigned int status; - - spin_lock_irqsave(&msm_dmov_lock, irq_flags); - if (!channel_active) - clk_enable(msm_dmov_clk); - dsb(); - status = readl(DMOV_STATUS(id)); - if (list_empty(&ready_commands[id]) && - (status & DMOV_STATUS_CMD_PTR_RDY)) { -#if 0 - if (list_empty(&active_commands[id])) { - PRINT_FLOW("msm_dmov_enqueue_cmd(%d), enable interrupt\n", id); - writel(DMOV_CONFIG_IRQ_EN, DMOV_CONFIG(id)); - } -#endif - if (cmd->execute_func) - cmd->execute_func(cmd); - PRINT_IO("msm_dmov_enqueue_cmd(%d), start command, status %x\n", id, status); - list_add_tail(&cmd->list, &active_commands[id]); - if (!channel_active) - enable_irq(INT_ADM_AARM); - channel_active |= 1U << id; - writel(cmd->cmdptr, DMOV_CMD_PTR(id)); - } else { - if (!channel_active) - clk_disable(msm_dmov_clk); - if (list_empty(&active_commands[id])) - PRINT_ERROR("msm_dmov_enqueue_cmd(%d), error datamover stalled, status %x\n", id, status); - - PRINT_IO("msm_dmov_enqueue_cmd(%d), enqueue command, status %x\n", id, status); - list_add_tail(&cmd->list, &ready_commands[id]); - } - spin_unlock_irqrestore(&msm_dmov_lock, irq_flags); -} -EXPORT_SYMBOL_GPL(msm_dmov_enqueue_cmd); - -struct msm_dmov_exec_cmdptr_cmd { - struct msm_dmov_cmd dmov_cmd; - struct completion complete; - unsigned id; - unsigned int result; - struct msm_dmov_errdata err; -}; - -static void -dmov_exec_cmdptr_complete_func(struct msm_dmov_cmd *_cmd, - unsigned int result, - struct msm_dmov_errdata *err) -{ - struct msm_dmov_exec_cmdptr_cmd *cmd = container_of(_cmd, struct msm_dmov_exec_cmdptr_cmd, dmov_cmd); - cmd->result = result; - if (result != 0x80000002 && err) - memcpy(&cmd->err, err, sizeof(struct msm_dmov_errdata)); - - complete(&cmd->complete); -} - -int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr) -{ - struct msm_dmov_exec_cmdptr_cmd cmd; - - PRINT_FLOW("dmov_exec_cmdptr(%d, %x)\n", id, cmdptr); - - cmd.dmov_cmd.cmdptr = cmdptr; - cmd.dmov_cmd.complete_func = dmov_exec_cmdptr_complete_func; - cmd.dmov_cmd.execute_func = NULL; - cmd.id = id; - init_completion(&cmd.complete); - - msm_dmov_enqueue_cmd(id, &cmd.dmov_cmd); - wait_for_completion(&cmd.complete); - - if (cmd.result != 0x80000002) { - PRINT_ERROR("dmov_exec_cmdptr(%d): ERROR, result: %x\n", id, cmd.result); - PRINT_ERROR("dmov_exec_cmdptr(%d): flush: %x %x %x %x\n", - id, cmd.err.flush[0], cmd.err.flush[1], cmd.err.flush[2], cmd.err.flush[3]); - return -EIO; - } - PRINT_FLOW("dmov_exec_cmdptr(%d, %x) done\n", id, cmdptr); - return 0; -} - - -static irqreturn_t msm_datamover_irq_handler(int irq, void *dev_id) -{ - unsigned int int_status, mask, id; - unsigned long irq_flags; - unsigned int ch_status; - unsigned int ch_result; - struct msm_dmov_cmd *cmd; - - spin_lock_irqsave(&msm_dmov_lock, irq_flags); - - int_status = readl(DMOV_ISR); /* read and clear interrupt */ - PRINT_FLOW("msm_datamover_irq_handler: DMOV_ISR %x\n", int_status); - - while (int_status) { - mask = int_status & -int_status; - id = fls(mask) - 1; - PRINT_FLOW("msm_datamover_irq_handler %08x %08x id %d\n", int_status, mask, id); - int_status &= ~mask; - ch_status = readl(DMOV_STATUS(id)); - if (!(ch_status & DMOV_STATUS_RSLT_VALID)) { - PRINT_FLOW("msm_datamover_irq_handler id %d, result not valid %x\n", id, ch_status); - continue; - } - do { - ch_result = readl(DMOV_RSLT(id)); - if (list_empty(&active_commands[id])) { - PRINT_ERROR("msm_datamover_irq_handler id %d, got result " - "with no active command, status %x, result %x\n", - id, ch_status, ch_result); - cmd = NULL; - } else - cmd = list_entry(active_commands[id].next, typeof(*cmd), list); - PRINT_FLOW("msm_datamover_irq_handler id %d, status %x, result %x\n", id, ch_status, ch_result); - if (ch_result & DMOV_RSLT_DONE) { - PRINT_FLOW("msm_datamover_irq_handler id %d, status %x\n", - id, ch_status); - PRINT_IO("msm_datamover_irq_handler id %d, got result " - "for %p, result %x\n", id, cmd, ch_result); - if (cmd) { - list_del(&cmd->list); - dsb(); - cmd->complete_func(cmd, ch_result, NULL); - } - } - if (ch_result & DMOV_RSLT_FLUSH) { - struct msm_dmov_errdata errdata; - - errdata.flush[0] = readl(DMOV_FLUSH0(id)); - errdata.flush[1] = readl(DMOV_FLUSH1(id)); - errdata.flush[2] = readl(DMOV_FLUSH2(id)); - errdata.flush[3] = readl(DMOV_FLUSH3(id)); - errdata.flush[4] = readl(DMOV_FLUSH4(id)); - errdata.flush[5] = readl(DMOV_FLUSH5(id)); - PRINT_FLOW("msm_datamover_irq_handler id %d, status %x\n", id, ch_status); - PRINT_FLOW("msm_datamover_irq_handler id %d, flush, result %x, flush0 %x\n", id, ch_result, errdata.flush[0]); - if (cmd) { - list_del(&cmd->list); - dsb(); - cmd->complete_func(cmd, ch_result, &errdata); - } - } - if (ch_result & DMOV_RSLT_ERROR) { - struct msm_dmov_errdata errdata; - - errdata.flush[0] = readl(DMOV_FLUSH0(id)); - errdata.flush[1] = readl(DMOV_FLUSH1(id)); - errdata.flush[2] = readl(DMOV_FLUSH2(id)); - errdata.flush[3] = readl(DMOV_FLUSH3(id)); - errdata.flush[4] = readl(DMOV_FLUSH4(id)); - errdata.flush[5] = readl(DMOV_FLUSH5(id)); - - PRINT_ERROR("msm_datamover_irq_handler id %d, status %x\n", id, ch_status); - PRINT_ERROR("msm_datamover_irq_handler id %d, error, result %x, flush0 %x\n", id, ch_result, errdata.flush[0]); - if (cmd) { - list_del(&cmd->list); - dsb(); - cmd->complete_func(cmd, ch_result, &errdata); - } - /* this does not seem to work, once we get an error */ - /* the datamover will no longer accept commands */ - writel(0, DMOV_FLUSH0(id)); - } - ch_status = readl(DMOV_STATUS(id)); - PRINT_FLOW("msm_datamover_irq_handler id %d, status %x\n", id, ch_status); - if ((ch_status & DMOV_STATUS_CMD_PTR_RDY) && !list_empty(&ready_commands[id])) { - cmd = list_entry(ready_commands[id].next, typeof(*cmd), list); - list_move_tail(&cmd->list, &active_commands[id]); - if (cmd->execute_func) - cmd->execute_func(cmd); - PRINT_FLOW("msm_datamover_irq_handler id %d, start command\n", id); - writel(cmd->cmdptr, DMOV_CMD_PTR(id)); - } - } while (ch_status & DMOV_STATUS_RSLT_VALID); - if (list_empty(&active_commands[id]) && list_empty(&ready_commands[id])) - channel_active &= ~(1U << id); - PRINT_FLOW("msm_datamover_irq_handler id %d, status %x\n", id, ch_status); - } - - if (!channel_active) { - disable_irq_nosync(INT_ADM_AARM); - clk_disable(msm_dmov_clk); - } - - spin_unlock_irqrestore(&msm_dmov_lock, irq_flags); - return IRQ_HANDLED; -} - -static int __init msm_init_datamover(void) -{ - int i; - int ret; - struct clk *clk; - - for (i = 0; i < MSM_DMOV_CHANNEL_COUNT; i++) { - INIT_LIST_HEAD(&ready_commands[i]); - INIT_LIST_HEAD(&active_commands[i]); - writel(DMOV_CONFIG_IRQ_EN | DMOV_CONFIG_FORCE_TOP_PTR_RSLT | DMOV_CONFIG_FORCE_FLUSH_RSLT, DMOV_CONFIG(i)); - } - clk = clk_get(NULL, "adm_clk"); - if (IS_ERR(clk)) - return PTR_ERR(clk); - clk_prepare(clk); - msm_dmov_clk = clk; - ret = request_irq(INT_ADM_AARM, msm_datamover_irq_handler, 0, "msmdatamover", NULL); - if (ret) - return ret; - disable_irq(INT_ADM_AARM); - return 0; -} -module_init(msm_init_datamover); diff --git a/arch/arm/mach-msm/gpiomux-8x50.c b/arch/arm/mach-msm/gpiomux-8x50.c deleted file mode 100644 index f7a4ea5..0000000 --- a/arch/arm/mach-msm/gpiomux-8x50.c +++ /dev/null @@ -1,51 +0,0 @@ -/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ -#include "gpiomux.h" - -#if defined(CONFIG_MMC_MSM) || defined(CONFIG_MMC_MSM_MODULE) - #define SDCC_DAT_0_3_CMD_ACTV_CFG (GPIOMUX_VALID | GPIOMUX_PULL_UP\ - | GPIOMUX_FUNC_1 | GPIOMUX_DRV_8MA) - #define SDCC_CLK_ACTV_CFG (GPIOMUX_VALID | GPIOMUX_PULL_NONE\ - | GPIOMUX_FUNC_1 | GPIOMUX_DRV_8MA) -#else - #define SDCC_DAT_0_3_CMD_ACTV_CFG 0 - #define SDCC_CLK_ACTV_CFG 0 -#endif - -#define SDC1_SUSPEND_CONFIG (GPIOMUX_VALID | GPIOMUX_PULL_DOWN\ - | GPIOMUX_FUNC_GPIO | GPIOMUX_DRV_2MA) - -struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS] = { - [86] = { /* UART3 RX */ - .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | - GPIOMUX_FUNC_1 | GPIOMUX_VALID, - }, - [87] = { /* UART3 TX */ - .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | - GPIOMUX_FUNC_1 | GPIOMUX_VALID, - }, - /* SDC1 data[3:0] & CMD */ - [51 ... 55] = { - .active = SDCC_DAT_0_3_CMD_ACTV_CFG, - .suspended = SDC1_SUSPEND_CONFIG - }, - /* SDC1 CLK */ - [56] = { - .active = SDCC_CLK_ACTV_CFG, - .suspended = SDC1_SUSPEND_CONFIG - }, -}; diff --git a/arch/arm/mach-msm/gpiomux-v1.h b/arch/arm/mach-msm/gpiomux-v1.h deleted file mode 100644 index 71d86fe..0000000 --- a/arch/arm/mach-msm/gpiomux-v1.h +++ /dev/null @@ -1,67 +0,0 @@ -/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ -#ifndef __ARCH_ARM_MACH_MSM_GPIOMUX_V1_H -#define __ARCH_ARM_MACH_MSM_GPIOMUX_V1_H - -#if defined(CONFIG_ARCH_MSM7X30) -#define GPIOMUX_NGPIOS 182 -#elif defined(CONFIG_ARCH_QSD8X50) -#define GPIOMUX_NGPIOS 165 -#else -#define GPIOMUX_NGPIOS 133 -#endif - -typedef u32 gpiomux_config_t; - -enum { - GPIOMUX_DRV_2MA = 0UL << 17, - GPIOMUX_DRV_4MA = 1UL << 17, - GPIOMUX_DRV_6MA = 2UL << 17, - GPIOMUX_DRV_8MA = 3UL << 17, - GPIOMUX_DRV_10MA = 4UL << 17, - GPIOMUX_DRV_12MA = 5UL << 17, - GPIOMUX_DRV_14MA = 6UL << 17, - GPIOMUX_DRV_16MA = 7UL << 17, -}; - -enum { - GPIOMUX_FUNC_GPIO = 0UL, - GPIOMUX_FUNC_1 = 1UL, - GPIOMUX_FUNC_2 = 2UL, - GPIOMUX_FUNC_3 = 3UL, - GPIOMUX_FUNC_4 = 4UL, - GPIOMUX_FUNC_5 = 5UL, - GPIOMUX_FUNC_6 = 6UL, - GPIOMUX_FUNC_7 = 7UL, - GPIOMUX_FUNC_8 = 8UL, - GPIOMUX_FUNC_9 = 9UL, - GPIOMUX_FUNC_A = 10UL, - GPIOMUX_FUNC_B = 11UL, - GPIOMUX_FUNC_C = 12UL, - GPIOMUX_FUNC_D = 13UL, - GPIOMUX_FUNC_E = 14UL, - GPIOMUX_FUNC_F = 15UL, -}; - -enum { - GPIOMUX_PULL_NONE = 0UL << 15, - GPIOMUX_PULL_DOWN = 1UL << 15, - GPIOMUX_PULL_KEEPER = 2UL << 15, - GPIOMUX_PULL_UP = 3UL << 15, -}; - -#endif diff --git a/arch/arm/mach-msm/gpiomux.c b/arch/arm/mach-msm/gpiomux.c deleted file mode 100644 index 2b8e2d2..0000000 --- a/arch/arm/mach-msm/gpiomux.c +++ /dev/null @@ -1,111 +0,0 @@ -/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ -#include <linux/module.h> -#include <linux/spinlock.h> -#include "gpiomux.h" -#include "proc_comm.h" - -static DEFINE_SPINLOCK(gpiomux_lock); - -static void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val) -{ - unsigned tlmm_config = (val & ~GPIOMUX_CTL_MASK) | - ((gpio & 0x3ff) << 4); - unsigned tlmm_disable = 0; - int rc; - - rc = msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, - &tlmm_config, &tlmm_disable); - if (rc) - pr_err("%s: unexpected proc_comm failure %d: %08x %08x\n", - __func__, rc, tlmm_config, tlmm_disable); -} - -int msm_gpiomux_write(unsigned gpio, - gpiomux_config_t active, - gpiomux_config_t suspended) -{ - struct msm_gpiomux_config *cfg = msm_gpiomux_configs + gpio; - unsigned long irq_flags; - gpiomux_config_t setting; - - if (gpio >= GPIOMUX_NGPIOS) - return -EINVAL; - - spin_lock_irqsave(&gpiomux_lock, irq_flags); - - if (active & GPIOMUX_VALID) - cfg->active = active; - - if (suspended & GPIOMUX_VALID) - cfg->suspended = suspended; - - setting = cfg->ref ? active : suspended; - if (setting & GPIOMUX_VALID) - __msm_gpiomux_write(gpio, setting); - - spin_unlock_irqrestore(&gpiomux_lock, irq_flags); - return 0; -} -EXPORT_SYMBOL(msm_gpiomux_write); - -int msm_gpiomux_get(unsigned gpio) -{ - struct msm_gpiomux_config *cfg = msm_gpiomux_configs + gpio; - unsigned long irq_flags; - - if (gpio >= GPIOMUX_NGPIOS) - return -EINVAL; - - spin_lock_irqsave(&gpiomux_lock, irq_flags); - if (cfg->ref++ == 0 && cfg->active & GPIOMUX_VALID) - __msm_gpiomux_write(gpio, cfg->active); - spin_unlock_irqrestore(&gpiomux_lock, irq_flags); - return 0; -} -EXPORT_SYMBOL(msm_gpiomux_get); - -int msm_gpiomux_put(unsigned gpio) -{ - struct msm_gpiomux_config *cfg = msm_gpiomux_configs + gpio; - unsigned long irq_flags; - - if (gpio >= GPIOMUX_NGPIOS) - return -EINVAL; - - spin_lock_irqsave(&gpiomux_lock, irq_flags); - BUG_ON(cfg->ref == 0); - if (--cfg->ref == 0 && cfg->suspended & GPIOMUX_VALID) - __msm_gpiomux_write(gpio, cfg->suspended); - spin_unlock_irqrestore(&gpiomux_lock, irq_flags); - return 0; -} -EXPORT_SYMBOL(msm_gpiomux_put); - -static int __init gpiomux_init(void) -{ - unsigned n; - - for (n = 0; n < GPIOMUX_NGPIOS; ++n) { - msm_gpiomux_configs[n].ref = 0; - if (!(msm_gpiomux_configs[n].suspended & GPIOMUX_VALID)) - continue; - __msm_gpiomux_write(n, msm_gpiomux_configs[n].suspended); - } - return 0; -} -postcore_initcall(gpiomux_init); diff --git a/arch/arm/mach-msm/gpiomux.h b/arch/arm/mach-msm/gpiomux.h deleted file mode 100644 index 4410d77..0000000 --- a/arch/arm/mach-msm/gpiomux.h +++ /dev/null @@ -1,84 +0,0 @@ -/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ -#ifndef __ARCH_ARM_MACH_MSM_GPIOMUX_H -#define __ARCH_ARM_MACH_MSM_GPIOMUX_H - -#include <linux/bitops.h> -#include <linux/errno.h> -#include <mach/msm_gpiomux.h> -#include "gpiomux-v1.h" - -/** - * struct msm_gpiomux_config: gpiomux settings for one gpio line. - * - * A complete gpiomux config is the bitwise-or of a drive-strength, - * function, and pull. For functions other than GPIO, the OE - * is hard-wired according to the function. For GPIO mode, - * OE is controlled by gpiolib. - * - * Available settings differ by target; see the gpiomux header - * specific to your target arch for available configurations. - * - * @active: The configuration to be installed when the line is - * active, or its reference count is > 0. - * @suspended: The configuration to be installed when the line - * is suspended, or its reference count is 0. - * @ref: The reference count of the line. For internal use of - * the gpiomux framework only. - */ -struct msm_gpiomux_config { - gpiomux_config_t active; - gpiomux_config_t suspended; - unsigned ref; -}; - -/** - * @GPIOMUX_VALID: If set, the config field contains 'good data'. - * The absence of this bit will prevent the gpiomux - * system from applying the configuration under all - * circumstances. - */ -enum { - GPIOMUX_VALID = BIT(sizeof(gpiomux_config_t) * BITS_PER_BYTE - 1), - GPIOMUX_CTL_MASK = GPIOMUX_VALID, -}; - -#ifdef CONFIG_MSM_GPIOMUX - -/* Each architecture must provide its own instance of this table. - * To avoid having gpiomux manage any given gpio, one or both of - * the entries can avoid setting GPIOMUX_VALID - the absence - * of that flag will prevent the configuration from being applied - * during state transitions. - */ -extern struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS]; - -/* Install a new configuration to the gpio line. To avoid overwriting - * a configuration, leave the VALID bit out. - */ -int msm_gpiomux_write(unsigned gpio, - gpiomux_config_t active, - gpiomux_config_t suspended); -#else -static inline int msm_gpiomux_write(unsigned gpio, - gpiomux_config_t active, - gpiomux_config_t suspended) -{ - return -ENOSYS; -} -#endif -#endif diff --git a/arch/arm/mach-msm/include/mach/clk.h b/arch/arm/mach-msm/include/mach/clk.h deleted file mode 100644 index fd4f4a7..0000000 --- a/arch/arm/mach-msm/include/mach/clk.h +++ /dev/null @@ -1,31 +0,0 @@ -/* Copyright (c) 2009, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ -#ifndef __MACH_CLK_H -#define __MACH_CLK_H - -/* Magic rate value for use with PM QOS to request the board's maximum - * supported AXI rate. PM QOS will only pass positive s32 rate values - * through to the clock driver, so INT_MAX is used. - */ -#define MSM_AXI_MAX_FREQ LONG_MAX - -enum clk_reset_action { - CLK_RESET_DEASSERT = 0, - CLK_RESET_ASSERT = 1 -}; - -struct clk; - -/* Assert/Deassert reset to a hardware block associated with a clock */ -int clk_reset(struct clk *clk, enum clk_reset_action action); - -#endif diff --git a/arch/arm/mach-msm/include/mach/dma.h b/arch/arm/mach-msm/include/mach/dma.h deleted file mode 100644 index a72d48d..0000000 --- a/arch/arm/mach-msm/include/mach/dma.h +++ /dev/null @@ -1,151 +0,0 @@ -/* linux/include/asm-arm/arch-msm/dma.h - * - * Copyright (C) 2007 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __ASM_ARCH_MSM_DMA_H - -#include <linux/list.h> - -struct msm_dmov_errdata { - uint32_t flush[6]; -}; - -struct msm_dmov_cmd { - struct list_head list; - unsigned int cmdptr; - void (*complete_func)(struct msm_dmov_cmd *cmd, - unsigned int result, - struct msm_dmov_errdata *err); - void (*execute_func)(struct msm_dmov_cmd *cmd); - void *data; -}; - -#ifndef CONFIG_ARCH_MSM8X60 -void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd); -void msm_dmov_stop_cmd(unsigned id, struct msm_dmov_cmd *cmd, int graceful); -int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr); -#else -static inline -void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd) { } -static inline -void msm_dmov_stop_cmd(unsigned id, struct msm_dmov_cmd *cmd, int graceful) { } -static inline -int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr) { return -EIO; } -#endif - -#define DMOV_CMD_LIST (0 << 29) /* does not work */ -#define DMOV_CMD_PTR_LIST (1 << 29) /* works */ -#define DMOV_CMD_INPUT_CFG (2 << 29) /* untested */ -#define DMOV_CMD_OUTPUT_CFG (3 << 29) /* untested */ -#define DMOV_CMD_ADDR(addr) ((addr) >> 3) - -#define DMOV_RSLT_VALID (1 << 31) /* 0 == host has empties result fifo */ -#define DMOV_RSLT_ERROR (1 << 3) -#define DMOV_RSLT_FLUSH (1 << 2) -#define DMOV_RSLT_DONE (1 << 1) /* top pointer done */ -#define DMOV_RSLT_USER (1 << 0) /* command with FR force result */ - -#define DMOV_STATUS_RSLT_COUNT(n) (((n) >> 29)) -#define DMOV_STATUS_CMD_COUNT(n) (((n) >> 27) & 3) -#define DMOV_STATUS_RSLT_VALID (1 << 1) -#define DMOV_STATUS_CMD_PTR_RDY (1 << 0) - -#define DMOV_CONFIG_FORCE_TOP_PTR_RSLT (1 << 2) -#define DMOV_CONFIG_FORCE_FLUSH_RSLT (1 << 1) -#define DMOV_CONFIG_IRQ_EN (1 << 0) - -/* channel assignments */ - -#define DMOV_NAND_CHAN 7 -#define DMOV_NAND_CRCI_CMD 5 -#define DMOV_NAND_CRCI_DATA 4 - -#define DMOV_SDC1_CHAN 8 -#define DMOV_SDC1_CRCI 6 - -#define DMOV_SDC2_CHAN 8 -#define DMOV_SDC2_CRCI 7 - -#define DMOV_TSIF_CHAN 10 -#define DMOV_TSIF_CRCI 10 - -#define DMOV_USB_CHAN 11 - -/* no client rate control ifc (eg, ram) */ -#define DMOV_NONE_CRCI 0 - - -/* If the CMD_PTR register has CMD_PTR_LIST selected, the data mover - * is going to walk a list of 32bit pointers as described below. Each - * pointer points to a *array* of dmov_s, etc structs. The last pointer - * in the list is marked with CMD_PTR_LP. The last struct in each array - * is marked with CMD_LC (see below). - */ -#define CMD_PTR_ADDR(addr) ((addr) >> 3) -#define CMD_PTR_LP (1 << 31) /* last pointer */ -#define CMD_PTR_PT (3 << 29) /* ? */ - -/* Single Item Mode */ -typedef struct { - unsigned cmd; - unsigned src; - unsigned dst; - unsigned len; -} dmov_s; - -/* Scatter/Gather Mode */ -typedef struct { - unsigned cmd; - unsigned src_dscr; - unsigned dst_dscr; - unsigned _reserved; -} dmov_sg; - -/* Box mode */ -typedef struct { - uint32_t cmd; - uint32_t src_row_addr; - uint32_t dst_row_addr; - uint32_t src_dst_len; - uint32_t num_rows; - uint32_t row_offset; -} dmov_box; - -/* bits for the cmd field of the above structures */ - -#define CMD_LC (1 << 31) /* last command */ -#define CMD_FR (1 << 22) /* force result -- does not work? */ -#define CMD_OCU (1 << 21) /* other channel unblock */ -#define CMD_OCB (1 << 20) /* other channel block */ -#define CMD_TCB (1 << 19) /* ? */ -#define CMD_DAH (1 << 18) /* destination address hold -- does not work?*/ -#define CMD_SAH (1 << 17) /* source address hold -- does not work? */ - -#define CMD_MODE_SINGLE (0 << 0) /* dmov_s structure used */ -#define CMD_MODE_SG (1 << 0) /* untested */ -#define CMD_MODE_IND_SG (2 << 0) /* untested */ -#define CMD_MODE_BOX (3 << 0) /* untested */ - -#define CMD_DST_SWAP_BYTES (1 << 14) /* exchange each byte n with byte n+1 */ -#define CMD_DST_SWAP_SHORTS (1 << 15) /* exchange each short n with short n+1 */ -#define CMD_DST_SWAP_WORDS (1 << 16) /* exchange each word n with word n+1 */ - -#define CMD_SRC_SWAP_BYTES (1 << 11) /* exchange each byte n with byte n+1 */ -#define CMD_SRC_SWAP_SHORTS (1 << 12) /* exchange each short n with short n+1 */ -#define CMD_SRC_SWAP_WORDS (1 << 13) /* exchange each word n with word n+1 */ - -#define CMD_DST_CRCI(n) (((n) & 15) << 7) -#define CMD_SRC_CRCI(n) (((n) & 15) << 3) - -#endif diff --git a/arch/arm/mach-msm/include/mach/entry-macro.S b/arch/arm/mach-msm/include/mach/entry-macro.S deleted file mode 100644 index f2ae9087..0000000 --- a/arch/arm/mach-msm/include/mach/entry-macro.S +++ /dev/null @@ -1,36 +0,0 @@ -/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - */ - -#if !defined(CONFIG_ARM_GIC) -#include <mach/msm_iomap.h> - - .macro get_irqnr_preamble, base, tmp - @ enable imprecise aborts - cpsie a - mov \base, #MSM_VIC_BASE - .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - @ 0xD0 has irq# or old irq# if the irq has been handled - @ 0xD4 has irq# or -1 if none pending *but* if you just - @ read 0xD4 you never get the first irq for some reason - ldr \irqnr, [\base, #0xD0] - ldr \irqnr, [\base, #0xD4] - cmp \irqnr, #0xffffffff - .endm -#endif diff --git a/arch/arm/mach-msm/include/mach/hardware.h b/arch/arm/mach-msm/include/mach/hardware.h deleted file mode 100644 index 2d12609..0000000 --- a/arch/arm/mach-msm/include/mach/hardware.h +++ /dev/null @@ -1,18 +0,0 @@ -/* arch/arm/mach-msm/include/mach/hardware.h - * - * Copyright (C) 2007 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __ASM_ARCH_MSM_HARDWARE_H - -#endif diff --git a/arch/arm/mach-msm/include/mach/irqs-7x00.h b/arch/arm/mach-msm/include/mach/irqs-7x00.h deleted file mode 100644 index f1fe706..0000000 --- a/arch/arm/mach-msm/include/mach/irqs-7x00.h +++ /dev/null @@ -1,75 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2009, Code Aurora Forum. All rights reserved. - * Author: Brian Swetland <swetland@google.com> - */ - -#ifndef __ASM_ARCH_MSM_IRQS_7X00_H -#define __ASM_ARCH_MSM_IRQS_7X00_H - -/* MSM ARM11 Interrupt Numbers */ -/* See 80-VE113-1 A, pp219-221 */ - -#define INT_A9_M2A_0 0 -#define INT_A9_M2A_1 1 -#define INT_A9_M2A_2 2 -#define INT_A9_M2A_3 3 -#define INT_A9_M2A_4 4 -#define INT_A9_M2A_5 5 -#define INT_A9_M2A_6 6 -#define INT_GP_TIMER_EXP 7 -#define INT_DEBUG_TIMER_EXP 8 -#define INT_UART1 9 -#define INT_UART2 10 -#define INT_UART3 11 -#define INT_UART1_RX 12 -#define INT_UART2_RX 13 -#define INT_UART3_RX 14 -#define INT_USB_OTG 15 -#define INT_MDDI_PRI 16 -#define INT_MDDI_EXT 17 -#define INT_MDDI_CLIENT 18 -#define INT_MDP 19 -#define INT_GRAPHICS 20 -#define INT_ADM_AARM 21 -#define INT_ADSP_A11 22 -#define INT_ADSP_A9_A11 23 -#define INT_SDC1_0 24 -#define INT_SDC1_1 25 -#define INT_SDC2_0 26 -#define INT_SDC2_1 27 -#define INT_KEYSENSE 28 -#define INT_TCHSCRN_SSBI 29 -#define INT_TCHSCRN1 30 -#define INT_TCHSCRN2 31 - -#define INT_GPIO_GROUP1 (32 + 0) -#define INT_GPIO_GROUP2 (32 + 1) -#define INT_PWB_I2C (32 + 2) -#define INT_SOFTRESET (32 + 3) -#define INT_NAND_WR_ER_DONE (32 + 4) -#define INT_NAND_OP_DONE (32 + 5) -#define INT_PBUS_ARM11 (32 + 6) -#define INT_AXI_MPU_SMI (32 + 7) -#define INT_AXI_MPU_EBI1 (32 + 8) -#define INT_AD_HSSD (32 + 9) -#define INT_ARM11_PMU (32 + 10) -#define INT_ARM11_DMA (32 + 11) -#define INT_TSIF_IRQ (32 + 12) -#define INT_UART1DM_IRQ (32 + 13) -#define INT_UART1DM_RX (32 + 14) -#define INT_USB_HS (32 + 15) -#define INT_SDC3_0 (32 + 16) -#define INT_SDC3_1 (32 + 17) -#define INT_SDC4_0 (32 + 18) -#define INT_SDC4_1 (32 + 19) -#define INT_UART2DM_RX (32 + 20) -#define INT_UART2DM_IRQ (32 + 21) - -/* 22-31 are reserved */ - -#define NR_MSM_IRQS 64 -#define NR_GPIO_IRQS 122 -#define NR_BOARD_IRQS 64 - -#endif diff --git a/arch/arm/mach-msm/include/mach/irqs-7x30.h b/arch/arm/mach-msm/include/mach/irqs-7x30.h deleted file mode 100644 index 1f15902..0000000 --- a/arch/arm/mach-msm/include/mach/irqs-7x30.h +++ /dev/null @@ -1,153 +0,0 @@ -/* Copyright (c) 2009, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __ASM_ARCH_MSM_IRQS_7X30_H -#define __ASM_ARCH_MSM_IRQS_7X30_H - -/* MSM ACPU Interrupt Numbers */ - -#define INT_DEBUG_TIMER_EXP 0 -#define INT_GPT0_TIMER_EXP 1 -#define INT_GPT1_TIMER_EXP 2 -#define INT_WDT0_ACCSCSSBARK 3 -#define INT_WDT1_ACCSCSSBARK 4 -#define INT_AVS_SVIC 5 -#define INT_AVS_SVIC_SW_DONE 6 -#define INT_SC_DBG_RX_FULL 7 -#define INT_SC_DBG_TX_EMPTY 8 -#define INT_ARM11_PM 9 -#define INT_AVS_REQ_DOWN 10 -#define INT_AVS_REQ_UP 11 -#define INT_SC_ACG 12 -/* SCSS_VICFIQSTS0[13:15] are RESERVED */ -#define INT_L2_SVICCPUIRPTREQ 16 -#define INT_L2_SVICDMANSIRPTREQ 17 -#define INT_L2_SVICDMASIRPTREQ 18 -#define INT_L2_SVICSLVIRPTREQ 19 -#define INT_AD5A_MPROC_APPS_0 20 -#define INT_AD5A_MPROC_APPS_1 21 -#define INT_A9_M2A_0 22 -#define INT_A9_M2A_1 23 -#define INT_A9_M2A_2 24 -#define INT_A9_M2A_3 25 -#define INT_A9_M2A_4 26 -#define INT_A9_M2A_5 27 -#define INT_A9_M2A_6 28 -#define INT_A9_M2A_7 29 -#define INT_A9_M2A_8 30 -#define INT_A9_M2A_9 31 - -#define INT_AXI_EBI1_SC (32 + 0) -#define INT_IMEM_ERR (32 + 1) -#define INT_AXI_EBI0_SC (32 + 2) -#define INT_PBUS_SC_IRQC (32 + 3) -#define INT_PERPH_BUS_BPM (32 + 4) -#define INT_CC_TEMP_SENSE (32 + 5) -#define INT_UXMC_EBI0 (32 + 6) -#define INT_UXMC_EBI1 (32 + 7) -#define INT_EBI2_OP_DONE (32 + 8) -#define INT_EBI2_WR_ER_DONE (32 + 9) -#define INT_TCSR_SPSS_CE (32 + 10) -#define INT_EMDH (32 + 11) -#define INT_PMDH (32 + 12) -#define INT_MDC (32 + 13) -#define INT_MIDI_TO_SUPSS (32 + 14) -#define INT_LPA_2 (32 + 15) -#define INT_GPIO_GROUP1_SECURE (32 + 16) -#define INT_GPIO_GROUP2_SECURE (32 + 17) -#define INT_GPIO_GROUP1 (32 + 18) -#define INT_GPIO_GROUP2 (32 + 19) -#define INT_MPRPH_SOFTRESET (32 + 20) -#define INT_PWB_I2C (32 + 21) -#define INT_PWB_I2C_2 (32 + 22) -#define INT_TSSC_SAMPLE (32 + 23) -#define INT_TSSC_PENUP (32 + 24) -#define INT_TCHSCRN_SSBI (32 + 25) -#define INT_FM_RDS (32 + 26) -#define INT_KEYSENSE (32 + 27) -#define INT_USB_OTG_HS (32 + 28) -#define INT_USB_OTG_HS2 (32 + 29) -#define INT_USB_OTG_HS3 (32 + 30) -#define INT_CSI (32 + 31) - -#define INT_SPI_OUTPUT (64 + 0) -#define INT_SPI_INPUT (64 + 1) -#define INT_SPI_ERROR (64 + 2) -#define INT_UART1 (64 + 3) -#define INT_UART1_RX (64 + 4) -#define INT_UART2 (64 + 5) -#define INT_UART2_RX (64 + 6) -#define INT_UART3 (64 + 7) -#define INT_UART3_RX (64 + 8) -#define INT_UART1DM_IRQ (64 + 9) -#define INT_UART1DM_RX (64 + 10) -#define INT_UART2DM_IRQ (64 + 11) -#define INT_UART2DM_RX (64 + 12) -#define INT_TSIF (64 + 13) -#define INT_ADM_SC1 (64 + 14) -#define INT_ADM_SC2 (64 + 15) -#define INT_MDP (64 + 16) -#define INT_VPE (64 + 17) -#define INT_GRP_2D (64 + 18) -#define INT_GRP_3D (64 + 19) -#define INT_ROTATOR (64 + 20) -#define INT_MFC720 (64 + 21) -#define INT_JPEG (64 + 22) -#define INT_VFE (64 + 23) -#define INT_TV_ENC (64 + 24) -#define INT_PMIC_SSBI (64 + 25) -#define INT_MPM_1 (64 + 26) -#define INT_TCSR_SPSS_SAMPLE (64 + 27) -#define INT_TCSR_SPSS_PENUP (64 + 28) -#define INT_MPM_2 (64 + 29) -#define INT_SDC1_0 (64 + 30) -#define INT_SDC1_1 (64 + 31) - -#define INT_SDC3_0 (96 + 0) -#define INT_SDC3_1 (96 + 1) -#define INT_SDC2_0 (96 + 2) -#define INT_SDC2_1 (96 + 3) -#define INT_SDC4_0 (96 + 4) -#define INT_SDC4_1 (96 + 5) -#define INT_PWB_QUP_IN (96 + 6) -#define INT_PWB_QUP_OUT (96 + 7) -#define INT_PWB_QUP_ERR (96 + 8) -#define INT_SCSS_WDT0_BITE (96 + 9) -/* SCSS_VICFIQSTS3[10:31] are RESERVED */ - -/* Retrofit universal macro names */ -#define INT_ADM_AARM INT_ADM_SC2 -#define INT_USB_HS INT_USB_OTG_HS -#define INT_USB_OTG INT_USB_OTG_HS -#define INT_TCHSCRN1 INT_TSSC_SAMPLE -#define INT_TCHSCRN2 INT_TSSC_PENUP -#define INT_GP_TIMER_EXP INT_GPT0_TIMER_EXP -#define INT_ADSP_A11 INT_AD5A_MPROC_APPS_0 -#define INT_ADSP_A9_A11 INT_AD5A_MPROC_APPS_1 -#define INT_MDDI_EXT INT_EMDH -#define INT_MDDI_PRI INT_PMDH -#define INT_MDDI_CLIENT INT_MDC -#define INT_NAND_WR_ER_DONE INT_EBI2_WR_ER_DONE -#define INT_NAND_OP_DONE INT_EBI2_OP_DONE - -#define NR_MSM_IRQS 128 -#define NR_GPIO_IRQS 182 -#define PMIC8058_IRQ_BASE (NR_MSM_IRQS + NR_GPIO_IRQS) -#define NR_PMIC8058_GPIO_IRQS 40 -#define NR_PMIC8058_MPP_IRQS 12 -#define NR_PMIC8058_MISC_IRQS 8 -#define NR_PMIC8058_IRQS (NR_PMIC8058_GPIO_IRQS +\ - NR_PMIC8058_MPP_IRQS +\ - NR_PMIC8058_MISC_IRQS) -#define NR_BOARD_IRQS NR_PMIC8058_IRQS - -#endif /* __ASM_ARCH_MSM_IRQS_7X30_H */ diff --git a/arch/arm/mach-msm/include/mach/irqs-8x50.h b/arch/arm/mach-msm/include/mach/irqs-8x50.h deleted file mode 100644 index 26adbe0..0000000 --- a/arch/arm/mach-msm/include/mach/irqs-8x50.h +++ /dev/null @@ -1,88 +0,0 @@ -/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __ASM_ARCH_MSM_IRQS_8XXX_H -#define __ASM_ARCH_MSM_IRQS_8XXX_H - -/* MSM ACPU Interrupt Numbers */ - -#define INT_A9_M2A_0 0 -#define INT_A9_M2A_1 1 -#define INT_A9_M2A_2 2 -#define INT_A9_M2A_3 3 -#define INT_A9_M2A_4 4 -#define INT_A9_M2A_5 5 -#define INT_A9_M2A_6 6 -#define INT_GP_TIMER_EXP 7 -#define INT_DEBUG_TIMER_EXP 8 -#define INT_SIRC_0 9 -#define INT_SDC3_0 10 -#define INT_SDC3_1 11 -#define INT_SDC4_0 12 -#define INT_SDC4_1 13 -#define INT_AD6_EXT_VFR 14 -#define INT_USB_OTG 15 -#define INT_MDDI_PRI 16 -#define INT_MDDI_EXT 17 -#define INT_MDDI_CLIENT 18 -#define INT_MDP 19 -#define INT_GRAPHICS 20 -#define INT_ADM_AARM 21 -#define INT_ADSP_A11 22 -#define INT_ADSP_A9_A11 23 -#define INT_SDC1_0 24 -#define INT_SDC1_1 25 -#define INT_SDC2_0 26 -#define INT_SDC2_1 27 -#define INT_KEYSENSE 28 -#define INT_TCHSCRN_SSBI 29 -#define INT_TCHSCRN1 30 -#define INT_TCHSCRN2 31 - -#define INT_TCSR_MPRPH_SC1 (32 + 0) -#define INT_USB_FS2 (32 + 1) -#define INT_PWB_I2C (32 + 2) -#define INT_SOFTRESET (32 + 3) -#define INT_NAND_WR_ER_DONE (32 + 4) -#define INT_NAND_OP_DONE (32 + 5) -#define INT_TCSR_MPRPH_SC2 (32 + 6) -#define INT_OP_PEN (32 + 7) -#define INT_AD_HSSD (32 + 8) -#define INT_ARM11_PM (32 + 9) -#define INT_SDMA_NON_SECURE (32 + 10) -#define INT_TSIF_IRQ (32 + 11) -#define INT_UART1DM_IRQ (32 + 12) -#define INT_UART1DM_RX (32 + 13) -#define INT_SDMA_SECURE (32 + 14) -#define INT_SI2S_SLAVE (32 + 15) -#define INT_SC_I2CPU (32 + 16) -#define INT_SC_DBG_RDTRFULL (32 + 17) -#define INT_SC_DBG_WDTRFULL (32 + 18) -#define INT_SCPLL_CTL_DONE (32 + 19) -#define INT_UART2DM_IRQ (32 + 20) -#define INT_UART2DM_RX (32 + 21) -#define INT_VDC_MEC (32 + 22) -#define INT_VDC_DB (32 + 23) -#define INT_VDC_AXI (32 + 24) -#define INT_VFE (32 + 25) -#define INT_USB_HS (32 + 26) -#define INT_AUDIO_OUT0 (32 + 27) -#define INT_AUDIO_OUT1 (32 + 28) -#define INT_CRYPTO (32 + 29) -#define INT_AD6M_IDLE (32 + 30) -#define INT_SIRC_1 (32 + 31) - -#define NR_GPIO_IRQS 165 -#define NR_MSM_IRQS 64 -#define NR_BOARD_IRQS 64 - -#endif diff --git a/arch/arm/mach-msm/include/mach/irqs.h b/arch/arm/mach-msm/include/mach/irqs.h deleted file mode 100644 index 164d355..0000000 --- a/arch/arm/mach-msm/include/mach/irqs.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __ASM_ARCH_MSM_IRQS_H -#define __ASM_ARCH_MSM_IRQS_H - -#define MSM_IRQ_BIT(irq) (1 << ((irq) & 31)) - -#if defined(CONFIG_ARCH_MSM7X30) -#include "irqs-7x30.h" -#elif defined(CONFIG_ARCH_QSD8X50) -#include "irqs-8x50.h" -#include "sirc.h" -#elif defined(CONFIG_ARCH_MSM_ARM11) -#include "irqs-7x00.h" -#else -#error "Unknown architecture specification" -#endif - -#define NR_IRQS (NR_MSM_IRQS + NR_GPIO_IRQS + NR_BOARD_IRQS) -#define MSM_GPIO_TO_INT(n) (NR_MSM_IRQS + (n)) -#define MSM_INT_TO_REG(base, irq) (base + irq / 32) - -#endif diff --git a/arch/arm/mach-msm/include/mach/msm_gpiomux.h b/arch/arm/mach-msm/include/mach/msm_gpiomux.h deleted file mode 100644 index 0c7d393..0000000 --- a/arch/arm/mach-msm/include/mach/msm_gpiomux.h +++ /dev/null @@ -1,38 +0,0 @@ -/* Copyright (c) 2011, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef _LINUX_MSM_GPIOMUX_H -#define _LINUX_MSM_GPIOMUX_H - -#ifdef CONFIG_MSM_GPIOMUX - -/* Increment a gpio's reference count, possibly activating the line. */ -int __must_check msm_gpiomux_get(unsigned gpio); - -/* Decrement a gpio's reference count, possibly suspending the line. */ -int msm_gpiomux_put(unsigned gpio); - -#else - -static inline int __must_check msm_gpiomux_get(unsigned gpio) -{ - return -ENOSYS; -} - -static inline int msm_gpiomux_put(unsigned gpio) -{ - return -ENOSYS; -} - -#endif - -#endif /* _LINUX_MSM_GPIOMUX_H */ diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-7x00.h b/arch/arm/mach-msm/include/mach/msm_iomap-7x00.h deleted file mode 100644 index 67dc0e9..0000000 --- a/arch/arm/mach-msm/include/mach/msm_iomap-7x00.h +++ /dev/null @@ -1,108 +0,0 @@ -/* arch/arm/mach-msm/include/mach/msm_iomap.h - * - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2011, Code Aurora Forum. All rights reserved. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * - * The MSM peripherals are spread all over across 768MB of physical - * space, which makes just having a simple IO_ADDRESS macro to slide - * them into the right virtual location rough. Instead, we will - * provide a master phys->virt mapping for peripherals here. - * - */ - -#ifndef __ASM_ARCH_MSM_IOMAP_7X00_H -#define __ASM_ARCH_MSM_IOMAP_7X00_H - -#include <asm/sizes.h> - -/* Physical base address and size of peripherals. - * Ordered by the virtual base addresses they will be mapped at. - * - * MSM_VIC_BASE must be an value that can be loaded via a "mov" - * instruction, otherwise entry-macro.S will not compile. - * - * If you add or remove entries here, you'll want to edit the - * msm_io_desc array in arch/arm/mach-msm/io.c to reflect your - * changes. - * - */ - -#define MSM_VIC_BASE IOMEM(0xE0000000) -#define MSM_VIC_PHYS 0xC0000000 -#define MSM_VIC_SIZE SZ_4K - -#define MSM7X00_CSR_PHYS 0xC0100000 -#define MSM7X00_CSR_SIZE SZ_4K - -#define MSM_DMOV_BASE IOMEM(0xE0002000) -#define MSM_DMOV_PHYS 0xA9700000 -#define MSM_DMOV_SIZE SZ_4K - -#define MSM7X00_GPIO1_PHYS 0xA9200000 -#define MSM7X00_GPIO1_SIZE SZ_4K - -#define MSM7X00_GPIO2_PHYS 0xA9300000 -#define MSM7X00_GPIO2_SIZE SZ_4K - -#define MSM_CLK_CTL_BASE IOMEM(0xE0005000) -#define MSM_CLK_CTL_PHYS 0xA8600000 -#define MSM_CLK_CTL_SIZE SZ_4K - -#define MSM_SHARED_RAM_BASE IOMEM(0xE0100000) -#define MSM_SHARED_RAM_PHYS 0x01F00000 -#define MSM_SHARED_RAM_SIZE SZ_1M - -#define MSM_UART1_PHYS 0xA9A00000 -#define MSM_UART1_SIZE SZ_4K - -#define MSM_UART2_PHYS 0xA9B00000 -#define MSM_UART2_SIZE SZ_4K - -#define MSM_UART3_PHYS 0xA9C00000 -#define MSM_UART3_SIZE SZ_4K - -#define MSM_SDC1_PHYS 0xA0400000 -#define MSM_SDC1_SIZE SZ_4K - -#define MSM_SDC2_PHYS 0xA0500000 -#define MSM_SDC2_SIZE SZ_4K - -#define MSM_SDC3_PHYS 0xA0600000 -#define MSM_SDC3_SIZE SZ_4K - -#define MSM_SDC4_PHYS 0xA0700000 -#define MSM_SDC4_SIZE SZ_4K - -#define MSM_I2C_PHYS 0xA9900000 -#define MSM_I2C_SIZE SZ_4K - -#define MSM_HSUSB_PHYS 0xA0800000 -#define MSM_HSUSB_SIZE SZ_4K - -#define MSM_PMDH_PHYS 0xAA600000 -#define MSM_PMDH_SIZE SZ_4K - -#define MSM_EMDH_PHYS 0xAA700000 -#define MSM_EMDH_SIZE SZ_4K - -#define MSM_MDP_PHYS 0xAA200000 -#define MSM_MDP_SIZE 0x000F0000 - -#define MSM_MDC_PHYS 0xAA500000 -#define MSM_MDC_SIZE SZ_1M - -#define MSM_AD5_PHYS 0xAC000000 -#define MSM_AD5_SIZE (SZ_1M*13) - -#endif diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-7x30.h b/arch/arm/mach-msm/include/mach/msm_iomap-7x30.h deleted file mode 100644 index 198202c..0000000 --- a/arch/arm/mach-msm/include/mach/msm_iomap-7x30.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2008-2011 Code Aurora Forum. All rights reserved. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * - * The MSM peripherals are spread all over across 768MB of physical - * space, which makes just having a simple IO_ADDRESS macro to slide - * them into the right virtual location rough. Instead, we will - * provide a master phys->virt mapping for peripherals here. - * - */ - -#ifndef __ASM_ARCH_MSM_IOMAP_7X30_H -#define __ASM_ARCH_MSM_IOMAP_7X30_H - -/* Physical base address and size of peripherals. - * Ordered by the virtual base addresses they will be mapped at. - * - * MSM_VIC_BASE must be an value that can be loaded via a "mov" - * instruction, otherwise entry-macro.S will not compile. - * - * If you add or remove entries here, you'll want to edit the - * msm_io_desc array in arch/arm/mach-msm/io.c to reflect your - * changes. - * - */ - -#define MSM_VIC_BASE IOMEM(0xE0000000) -#define MSM_VIC_PHYS 0xC0080000 -#define MSM_VIC_SIZE SZ_4K - -#define MSM7X30_CSR_PHYS 0xC0100000 -#define MSM7X30_CSR_SIZE SZ_4K - -#define MSM_DMOV_BASE IOMEM(0xE0002000) -#define MSM_DMOV_PHYS 0xAC400000 -#define MSM_DMOV_SIZE SZ_4K - -#define MSM7X30_GPIO1_PHYS 0xAC001000 -#define MSM7X30_GPIO1_SIZE SZ_4K - -#define MSM7X30_GPIO2_PHYS 0xAC101000 -#define MSM7X30_GPIO2_SIZE SZ_4K - -#define MSM_CLK_CTL_BASE IOMEM(0xE0005000) -#define MSM_CLK_CTL_PHYS 0xAB800000 -#define MSM_CLK_CTL_SIZE SZ_4K - -#define MSM_CLK_CTL_SH2_BASE IOMEM(0xE0006000) -#define MSM_CLK_CTL_SH2_PHYS 0xABA01000 -#define MSM_CLK_CTL_SH2_SIZE SZ_4K - -#define MSM_ACC_BASE IOMEM(0xE0007000) -#define MSM_ACC_PHYS 0xC0101000 -#define MSM_ACC_SIZE SZ_4K - -#define MSM_SAW_BASE IOMEM(0xE0008000) -#define MSM_SAW_PHYS 0xC0102000 -#define MSM_SAW_SIZE SZ_4K - -#define MSM_GCC_BASE IOMEM(0xE0009000) -#define MSM_GCC_PHYS 0xC0182000 -#define MSM_GCC_SIZE SZ_4K - -#define MSM_TCSR_BASE IOMEM(0xE000A000) -#define MSM_TCSR_PHYS 0xAB600000 -#define MSM_TCSR_SIZE SZ_4K - -#define MSM_SHARED_RAM_BASE IOMEM(0xE0100000) -#define MSM_SHARED_RAM_PHYS 0x00100000 -#define MSM_SHARED_RAM_SIZE SZ_1M - -#define MSM_UART1_PHYS 0xACA00000 -#define MSM_UART1_SIZE SZ_4K - -#define MSM_UART2_PHYS 0xACB00000 -#define MSM_UART2_SIZE SZ_4K - -#define MSM_UART3_PHYS 0xACC00000 -#define MSM_UART3_SIZE SZ_4K - -#define MSM_MDC_BASE IOMEM(0xE0200000) -#define MSM_MDC_PHYS 0xAA500000 -#define MSM_MDC_SIZE SZ_1M - -#define MSM_AD5_BASE IOMEM(0xE0300000) -#define MSM_AD5_PHYS 0xA7000000 -#define MSM_AD5_SIZE (SZ_1M*13) - -#define MSM_HSUSB_PHYS 0xA3600000 -#define MSM_HSUSB_SIZE SZ_1K - -#endif diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-8x50.h b/arch/arm/mach-msm/include/mach/msm_iomap-8x50.h deleted file mode 100644 index 0faa894..0000000 --- a/arch/arm/mach-msm/include/mach/msm_iomap-8x50.h +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2008-2011 Code Aurora Forum. All rights reserved. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * - * The MSM peripherals are spread all over across 768MB of physical - * space, which makes just having a simple IO_ADDRESS macro to slide - * them into the right virtual location rough. Instead, we will - * provide a master phys->virt mapping for peripherals here. - * - */ - -#ifndef __ASM_ARCH_MSM_IOMAP_8X50_H -#define __ASM_ARCH_MSM_IOMAP_8X50_H - -/* Physical base address and size of peripherals. - * Ordered by the virtual base addresses they will be mapped at. - * - * MSM_VIC_BASE must be an value that can be loaded via a "mov" - * instruction, otherwise entry-macro.S will not compile. - * - * If you add or remove entries here, you'll want to edit the - * msm_io_desc array in arch/arm/mach-msm/io.c to reflect your - * changes. - * - */ - -#define MSM_VIC_BASE IOMEM(0xE0000000) -#define MSM_VIC_PHYS 0xAC000000 -#define MSM_VIC_SIZE SZ_4K - -#define QSD8X50_CSR_PHYS 0xAC100000 -#define QSD8X50_CSR_SIZE SZ_4K - -#define MSM_DMOV_BASE IOMEM(0xE0002000) -#define MSM_DMOV_PHYS 0xA9700000 -#define MSM_DMOV_SIZE SZ_4K - -#define QSD8X50_GPIO1_PHYS 0xA9000000 -#define QSD8X50_GPIO1_SIZE SZ_4K - -#define QSD8X50_GPIO2_PHYS 0xA9100000 -#define QSD8X50_GPIO2_SIZE SZ_4K - -#define MSM_CLK_CTL_BASE IOMEM(0xE0005000) -#define MSM_CLK_CTL_PHYS 0xA8600000 -#define MSM_CLK_CTL_SIZE SZ_4K - -#define MSM_SIRC_BASE IOMEM(0xE1006000) -#define MSM_SIRC_PHYS 0xAC200000 -#define MSM_SIRC_SIZE SZ_4K - -#define MSM_SCPLL_BASE IOMEM(0xE1007000) -#define MSM_SCPLL_PHYS 0xA8800000 -#define MSM_SCPLL_SIZE SZ_4K - -#ifdef CONFIG_MSM_SOC_REV_A -#define MSM_SMI_BASE 0xE0000000 -#else -#define MSM_SMI_BASE 0x00000000 -#endif - -#define MSM_SHARED_RAM_BASE IOMEM(0xE0100000) -#define MSM_SHARED_RAM_PHYS (MSM_SMI_BASE + 0x00100000) -#define MSM_SHARED_RAM_SIZE SZ_1M - -#define MSM_UART1_PHYS 0xA9A00000 -#define MSM_UART1_SIZE SZ_4K - -#define MSM_UART2_PHYS 0xA9B00000 -#define MSM_UART2_SIZE SZ_4K - -#define MSM_UART3_PHYS 0xA9C00000 -#define MSM_UART3_SIZE SZ_4K - -#define MSM_MDC_BASE IOMEM(0xE0200000) -#define MSM_MDC_PHYS 0xAA500000 -#define MSM_MDC_SIZE SZ_1M - -#define MSM_AD5_BASE IOMEM(0xE0300000) -#define MSM_AD5_PHYS 0xAC000000 -#define MSM_AD5_SIZE (SZ_1M*13) - - -#define MSM_I2C_SIZE SZ_4K -#define MSM_I2C_PHYS 0xA9900000 - -#define MSM_HSUSB_PHYS 0xA0800000 -#define MSM_HSUSB_SIZE SZ_1K - -#define MSM_NAND_PHYS 0xA0A00000 - - -#define MSM_TSIF_PHYS (0xa0100000) -#define MSM_TSIF_SIZE (0x200) - -#define MSM_TSSC_PHYS 0xAA300000 - -#define MSM_UART1DM_PHYS 0xA0200000 -#define MSM_UART2DM_PHYS 0xA0900000 - - -#define MSM_SDC1_PHYS 0xA0300000 -#define MSM_SDC1_SIZE SZ_4K - -#define MSM_SDC2_PHYS 0xA0400000 -#define MSM_SDC2_SIZE SZ_4K - -#define MSM_SDC3_PHYS 0xA0500000 -#define MSM_SDC3_SIZE SZ_4K - -#define MSM_SDC4_PHYS 0xA0600000 -#define MSM_SDC4_SIZE SZ_4K - -#endif diff --git a/arch/arm/mach-msm/include/mach/msm_iomap.h b/arch/arm/mach-msm/include/mach/msm_iomap.h deleted file mode 100644 index 0e4f491..0000000 --- a/arch/arm/mach-msm/include/mach/msm_iomap.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2008-2011, Code Aurora Forum. All rights reserved. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * - * The MSM peripherals are spread all over across 768MB of physical - * space, which makes just having a simple IO_ADDRESS macro to slide - * them into the right virtual location rough. Instead, we will - * provide a master phys->virt mapping for peripherals here. - * - */ - -#ifndef __ASM_ARCH_MSM_IOMAP_H -#define __ASM_ARCH_MSM_IOMAP_H - -#include <asm/sizes.h> - -/* Physical base address and size of peripherals. - * Ordered by the virtual base addresses they will be mapped at. - * - * MSM_VIC_BASE must be an value that can be loaded via a "mov" - * instruction, otherwise entry-macro.S will not compile. - * - * If you add or remove entries here, you'll want to edit the - * msm_io_desc array in arch/arm/mach-msm/io.c to reflect your - * changes. - * - */ - -#if defined(CONFIG_ARCH_MSM7X30) -#include "msm_iomap-7x30.h" -#elif defined(CONFIG_ARCH_QSD8X50) -#include "msm_iomap-8x50.h" -#else -#include "msm_iomap-7x00.h" -#endif - -/* Virtual addresses shared across all MSM targets. */ -#define MSM_CSR_BASE IOMEM(0xE0001000) -#define MSM_GPIO1_BASE IOMEM(0xE0003000) -#define MSM_GPIO2_BASE IOMEM(0xE0004000) - -#endif diff --git a/arch/arm/mach-msm/include/mach/msm_smd.h b/arch/arm/mach-msm/include/mach/msm_smd.h deleted file mode 100644 index 029463e..0000000 --- a/arch/arm/mach-msm/include/mach/msm_smd.h +++ /dev/null @@ -1,109 +0,0 @@ -/* linux/include/asm-arm/arch-msm/msm_smd.h - * - * Copyright (C) 2007 Google, Inc. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __ASM_ARCH_MSM_SMD_H -#define __ASM_ARCH_MSM_SMD_H - -typedef struct smd_channel smd_channel_t; - -extern int (*msm_check_for_modem_crash)(void); - -/* warning: notify() may be called before open returns */ -int smd_open(const char *name, smd_channel_t **ch, void *priv, - void (*notify)(void *priv, unsigned event)); - -#define SMD_EVENT_DATA 1 -#define SMD_EVENT_OPEN 2 -#define SMD_EVENT_CLOSE 3 - -int smd_close(smd_channel_t *ch); - -/* passing a null pointer for data reads and discards */ -int smd_read(smd_channel_t *ch, void *data, int len); - -/* Write to stream channels may do a partial write and return -** the length actually written. -** Write to packet channels will never do a partial write -- -** it will return the requested length written or an error. -*/ -int smd_write(smd_channel_t *ch, const void *data, int len); -int smd_write_atomic(smd_channel_t *ch, const void *data, int len); - -int smd_write_avail(smd_channel_t *ch); -int smd_read_avail(smd_channel_t *ch); - -/* Returns the total size of the current packet being read. -** Returns 0 if no packets available or a stream channel. -*/ -int smd_cur_packet_size(smd_channel_t *ch); - -/* used for tty unthrottling and the like -- causes the notify() -** callback to be called from the same lock context as is used -** when it is called from channel updates -*/ -void smd_kick(smd_channel_t *ch); - - -#if 0 -/* these are interruptable waits which will block you until the specified -** number of bytes are readable or writable. -*/ -int smd_wait_until_readable(smd_channel_t *ch, int bytes); -int smd_wait_until_writable(smd_channel_t *ch, int bytes); -#endif - -typedef enum { - SMD_PORT_DS = 0, - SMD_PORT_DIAG, - SMD_PORT_RPC_CALL, - SMD_PORT_RPC_REPLY, - SMD_PORT_BT, - SMD_PORT_CONTROL, - SMD_PORT_MEMCPY_SPARE1, - SMD_PORT_DATA1, - SMD_PORT_DATA2, - SMD_PORT_DATA3, - SMD_PORT_DATA4, - SMD_PORT_DATA5, - SMD_PORT_DATA6, - SMD_PORT_DATA7, - SMD_PORT_DATA8, - SMD_PORT_DATA9, - SMD_PORT_DATA10, - SMD_PORT_DATA11, - SMD_PORT_DATA12, - SMD_PORT_DATA13, - SMD_PORT_DATA14, - SMD_PORT_DATA15, - SMD_PORT_DATA16, - SMD_PORT_DATA17, - SMD_PORT_DATA18, - SMD_PORT_DATA19, - SMD_PORT_DATA20, - SMD_PORT_GPS_NMEA, - SMD_PORT_BRIDGE_1, - SMD_PORT_BRIDGE_2, - SMD_PORT_BRIDGE_3, - SMD_PORT_BRIDGE_4, - SMD_PORT_BRIDGE_5, - SMD_PORT_LOOPBACK, - SMD_PORT_CS_APPS_MODEM, - SMD_PORT_CS_APPS_DSP, - SMD_PORT_CS_MODEM_DSP, - SMD_NUM_PORTS, -} smd_port_id_type; - -#endif diff --git a/arch/arm/mach-msm/include/mach/sirc.h b/arch/arm/mach-msm/include/mach/sirc.h deleted file mode 100644 index ef55868..0000000 --- a/arch/arm/mach-msm/include/mach/sirc.h +++ /dev/null @@ -1,98 +0,0 @@ -/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __ASM_ARCH_MSM_SIRC_H -#define __ASM_ARCH_MSM_SIRC_H - -struct sirc_regs_t { - void *int_enable; - void *int_enable_clear; - void *int_enable_set; - void *int_type; - void *int_polarity; - void *int_clear; -}; - -struct sirc_cascade_regs { - void *int_status; - unsigned int cascade_irq; -}; - -void msm_init_sirc(void); -void msm_sirc_enter_sleep(void); -void msm_sirc_exit_sleep(void); - -#if defined(CONFIG_ARCH_MSM_SCORPION) - -#include <mach/msm_iomap.h> - -/* - * Secondary interrupt controller interrupts - */ - -#define FIRST_SIRC_IRQ (NR_MSM_IRQS + NR_GPIO_IRQS) - -#define INT_UART1 (FIRST_SIRC_IRQ + 0) -#define INT_UART2 (FIRST_SIRC_IRQ + 1) -#define INT_UART3 (FIRST_SIRC_IRQ + 2) -#define INT_UART1_RX (FIRST_SIRC_IRQ + 3) -#define INT_UART2_RX (FIRST_SIRC_IRQ + 4) -#define INT_UART3_RX (FIRST_SIRC_IRQ + 5) -#define INT_SPI_INPUT (FIRST_SIRC_IRQ + 6) -#define INT_SPI_OUTPUT (FIRST_SIRC_IRQ + 7) -#define INT_SPI_ERROR (FIRST_SIRC_IRQ + 8) -#define INT_GPIO_GROUP1 (FIRST_SIRC_IRQ + 9) -#define INT_GPIO_GROUP2 (FIRST_SIRC_IRQ + 10) -#define INT_GPIO_GROUP1_SECURE (FIRST_SIRC_IRQ + 11) -#define INT_GPIO_GROUP2_SECURE (FIRST_SIRC_IRQ + 12) -#define INT_AVS_SVIC (FIRST_SIRC_IRQ + 13) -#define INT_AVS_REQ_UP (FIRST_SIRC_IRQ + 14) -#define INT_AVS_REQ_DOWN (FIRST_SIRC_IRQ + 15) -#define INT_PBUS_ERR (FIRST_SIRC_IRQ + 16) -#define INT_AXI_ERR (FIRST_SIRC_IRQ + 17) -#define INT_SMI_ERR (FIRST_SIRC_IRQ + 18) -#define INT_EBI1_ERR (FIRST_SIRC_IRQ + 19) -#define INT_IMEM_ERR (FIRST_SIRC_IRQ + 20) -#define INT_TEMP_SENSOR (FIRST_SIRC_IRQ + 21) -#define INT_TV_ENC (FIRST_SIRC_IRQ + 22) -#define INT_GRP2D (FIRST_SIRC_IRQ + 23) -#define INT_GSBI_QUP (FIRST_SIRC_IRQ + 24) -#define INT_SC_ACG (FIRST_SIRC_IRQ + 25) -#define INT_WDT0 (FIRST_SIRC_IRQ + 26) -#define INT_WDT1 (FIRST_SIRC_IRQ + 27) - -#if defined(CONFIG_MSM_SOC_REV_A) -#define NR_SIRC_IRQS 28 -#define SIRC_MASK 0x0FFFFFFF -#else -#define NR_SIRC_IRQS 23 -#define SIRC_MASK 0x007FFFFF -#endif - -#define LAST_SIRC_IRQ (FIRST_SIRC_IRQ + NR_SIRC_IRQS - 1) - -#define SPSS_SIRC_INT_SELECT (MSM_SIRC_BASE + 0x00) -#define SPSS_SIRC_INT_ENABLE (MSM_SIRC_BASE + 0x04) -#define SPSS_SIRC_INT_ENABLE_CLEAR (MSM_SIRC_BASE + 0x08) -#define SPSS_SIRC_INT_ENABLE_SET (MSM_SIRC_BASE + 0x0C) -#define SPSS_SIRC_INT_TYPE (MSM_SIRC_BASE + 0x10) -#define SPSS_SIRC_INT_POLARITY (MSM_SIRC_BASE + 0x14) -#define SPSS_SIRC_SECURITY (MSM_SIRC_BASE + 0x18) -#define SPSS_SIRC_IRQ_STATUS (MSM_SIRC_BASE + 0x1C) -#define SPSS_SIRC_IRQ1_STATUS (MSM_SIRC_BASE + 0x20) -#define SPSS_SIRC_RAW_STATUS (MSM_SIRC_BASE + 0x24) -#define SPSS_SIRC_INT_CLEAR (MSM_SIRC_BASE + 0x28) -#define SPSS_SIRC_SOFT_INT (MSM_SIRC_BASE + 0x2C) - -#endif - -#endif diff --git a/arch/arm/mach-msm/include/mach/vreg.h b/arch/arm/mach-msm/include/mach/vreg.h deleted file mode 100644 index 6626e78..0000000 --- a/arch/arm/mach-msm/include/mach/vreg.h +++ /dev/null @@ -1,29 +0,0 @@ -/* linux/include/asm-arm/arch-msm/vreg.h - * - * Copyright (C) 2008 Google, Inc. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __ARCH_ARM_MACH_MSM_VREG_H -#define __ARCH_ARM_MACH_MSM_VREG_H - -struct vreg; - -struct vreg *vreg_get(struct device *dev, const char *id); -void vreg_put(struct vreg *vreg); - -int vreg_enable(struct vreg *vreg); -int vreg_disable(struct vreg *vreg); -int vreg_set_level(struct vreg *vreg, unsigned mv); - -#endif diff --git a/arch/arm/mach-msm/io.c b/arch/arm/mach-msm/io.c deleted file mode 100644 index b042dca..0000000 --- a/arch/arm/mach-msm/io.c +++ /dev/null @@ -1,161 +0,0 @@ -/* arch/arm/mach-msm/io.c - * - * MSM7K, QSD io support - * - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2008-2011, Code Aurora Forum. All rights reserved. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/bug.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/export.h> - -#include <mach/hardware.h> -#include <asm/page.h> -#include <mach/msm_iomap.h> -#include <asm/mach/map.h> - -#include "common.h" - -#define MSM_CHIP_DEVICE_TYPE(name, chip, mem_type) { \ - .virtual = (unsigned long) MSM_##name##_BASE, \ - .pfn = __phys_to_pfn(chip##_##name##_PHYS), \ - .length = chip##_##name##_SIZE, \ - .type = mem_type, \ - } - -#define MSM_DEVICE_TYPE(name, mem_type) \ - MSM_CHIP_DEVICE_TYPE(name, MSM, mem_type) -#define MSM_CHIP_DEVICE(name, chip) \ - MSM_CHIP_DEVICE_TYPE(name, chip, MT_DEVICE) -#define MSM_DEVICE(name) MSM_CHIP_DEVICE(name, MSM) - -#if defined(CONFIG_ARCH_MSM7X00A) -static struct map_desc msm_io_desc[] __initdata = { - MSM_DEVICE_TYPE(VIC, MT_DEVICE_NONSHARED), - MSM_CHIP_DEVICE_TYPE(CSR, MSM7X00, MT_DEVICE_NONSHARED), - MSM_DEVICE_TYPE(DMOV, MT_DEVICE_NONSHARED), - MSM_CHIP_DEVICE_TYPE(GPIO1, MSM7X00, MT_DEVICE_NONSHARED), - MSM_CHIP_DEVICE_TYPE(GPIO2, MSM7X00, MT_DEVICE_NONSHARED), - MSM_DEVICE_TYPE(CLK_CTL, MT_DEVICE_NONSHARED), - { - .virtual = (unsigned long) MSM_SHARED_RAM_BASE, - .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), - .length = MSM_SHARED_RAM_SIZE, - .type = MT_DEVICE, - }, -#if defined(CONFIG_DEBUG_MSM_UART) - { - /* Must be last: virtual and pfn filled in by debug_ll_addr() */ - .length = SZ_4K, - .type = MT_DEVICE_NONSHARED, - } -#endif -}; - -void __init msm_map_common_io(void) -{ - size_t size = ARRAY_SIZE(msm_io_desc); - - /* Make sure the peripheral register window is closed, since - * we will use PTE flags (TEX[1]=1,B=0,C=1) to determine which - * pages are peripheral interface or not. - */ - asm("mcr p15, 0, %0, c15, c2, 4" : : "r" (0)); -#if defined(CONFIG_DEBUG_MSM_UART) -#ifdef CONFIG_MMU - debug_ll_addr(&msm_io_desc[size - 1].pfn, - &msm_io_desc[size - 1].virtual); -#endif - msm_io_desc[size - 1].pfn = __phys_to_pfn(msm_io_desc[size - 1].pfn); -#endif - iotable_init(msm_io_desc, size); -} -#endif - -#ifdef CONFIG_ARCH_QSD8X50 -static struct map_desc qsd8x50_io_desc[] __initdata = { - MSM_DEVICE(VIC), - MSM_CHIP_DEVICE(CSR, QSD8X50), - MSM_DEVICE(DMOV), - MSM_CHIP_DEVICE(GPIO1, QSD8X50), - MSM_CHIP_DEVICE(GPIO2, QSD8X50), - MSM_DEVICE(CLK_CTL), - MSM_DEVICE(SIRC), - MSM_DEVICE(SCPLL), - MSM_DEVICE(AD5), - MSM_DEVICE(MDC), - { - .virtual = (unsigned long) MSM_SHARED_RAM_BASE, - .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), - .length = MSM_SHARED_RAM_SIZE, - .type = MT_DEVICE, - }, -}; - -void __init msm_map_qsd8x50_io(void) -{ - debug_ll_io_init(); - iotable_init(qsd8x50_io_desc, ARRAY_SIZE(qsd8x50_io_desc)); -} -#endif /* CONFIG_ARCH_QSD8X50 */ - -#ifdef CONFIG_ARCH_MSM7X30 -static struct map_desc msm7x30_io_desc[] __initdata = { - MSM_DEVICE(VIC), - MSM_CHIP_DEVICE(CSR, MSM7X30), - MSM_DEVICE(DMOV), - MSM_CHIP_DEVICE(GPIO1, MSM7X30), - MSM_CHIP_DEVICE(GPIO2, MSM7X30), - MSM_DEVICE(CLK_CTL), - MSM_DEVICE(CLK_CTL_SH2), - MSM_DEVICE(AD5), - MSM_DEVICE(MDC), - MSM_DEVICE(ACC), - MSM_DEVICE(SAW), - MSM_DEVICE(GCC), - MSM_DEVICE(TCSR), - { - .virtual = (unsigned long) MSM_SHARED_RAM_BASE, - .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), - .length = MSM_SHARED_RAM_SIZE, - .type = MT_DEVICE, - }, -}; - -void __init msm_map_msm7x30_io(void) -{ - debug_ll_io_init(); - iotable_init(msm7x30_io_desc, ARRAY_SIZE(msm7x30_io_desc)); -} -#endif /* CONFIG_ARCH_MSM7X30 */ - -#ifdef CONFIG_ARCH_MSM7X00A -void __iomem *__msm_ioremap_caller(phys_addr_t phys_addr, size_t size, - unsigned int mtype, void *caller) -{ - if (mtype == MT_DEVICE) { - /* The peripherals in the 88000000 - D0000000 range - * are only accessible by type MT_DEVICE_NONSHARED. - * Adjust mtype as necessary to make this "just work." - */ - if ((phys_addr >= 0x88000000) && (phys_addr < 0xD0000000)) - mtype = MT_DEVICE_NONSHARED; - } - - return __arm_ioremap_caller(phys_addr, size, mtype, caller); -} -#endif diff --git a/arch/arm/mach-msm/irq-vic.c b/arch/arm/mach-msm/irq-vic.c deleted file mode 100644 index 1b54f80..0000000 --- a/arch/arm/mach-msm/irq-vic.c +++ /dev/null @@ -1,363 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2009, Code Aurora Forum. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/sched.h> -#include <linux/interrupt.h> -#include <linux/ptrace.h> -#include <linux/timer.h> -#include <linux/irq.h> -#include <linux/io.h> - -#include <asm/cacheflush.h> - -#include <mach/hardware.h> - -#include <mach/msm_iomap.h> - -#include "smd_private.h" - -enum { - IRQ_DEBUG_SLEEP_INT_TRIGGER = 1U << 0, - IRQ_DEBUG_SLEEP_INT = 1U << 1, - IRQ_DEBUG_SLEEP_ABORT = 1U << 2, - IRQ_DEBUG_SLEEP = 1U << 3, - IRQ_DEBUG_SLEEP_REQUEST = 1U << 4, -}; -static int msm_irq_debug_mask; -module_param_named(debug_mask, msm_irq_debug_mask, int, - S_IRUGO | S_IWUSR | S_IWGRP); - -#define VIC_REG(off) (MSM_VIC_BASE + (off)) -#define VIC_INT_TO_REG_ADDR(base, irq) (base + (irq / 32) * 4) -#define VIC_INT_TO_REG_INDEX(irq) ((irq >> 5) & 3) - -#define VIC_INT_SELECT0 VIC_REG(0x0000) /* 1: FIQ, 0: IRQ */ -#define VIC_INT_SELECT1 VIC_REG(0x0004) /* 1: FIQ, 0: IRQ */ -#define VIC_INT_SELECT2 VIC_REG(0x0008) /* 1: FIQ, 0: IRQ */ -#define VIC_INT_SELECT3 VIC_REG(0x000C) /* 1: FIQ, 0: IRQ */ -#define VIC_INT_EN0 VIC_REG(0x0010) -#define VIC_INT_EN1 VIC_REG(0x0014) -#define VIC_INT_EN2 VIC_REG(0x0018) -#define VIC_INT_EN3 VIC_REG(0x001C) -#define VIC_INT_ENCLEAR0 VIC_REG(0x0020) -#define VIC_INT_ENCLEAR1 VIC_REG(0x0024) -#define VIC_INT_ENCLEAR2 VIC_REG(0x0028) -#define VIC_INT_ENCLEAR3 VIC_REG(0x002C) -#define VIC_INT_ENSET0 VIC_REG(0x0030) -#define VIC_INT_ENSET1 VIC_REG(0x0034) -#define VIC_INT_ENSET2 VIC_REG(0x0038) -#define VIC_INT_ENSET3 VIC_REG(0x003C) -#define VIC_INT_TYPE0 VIC_REG(0x0040) /* 1: EDGE, 0: LEVEL */ -#define VIC_INT_TYPE1 VIC_REG(0x0044) /* 1: EDGE, 0: LEVEL */ -#define VIC_INT_TYPE2 VIC_REG(0x0048) /* 1: EDGE, 0: LEVEL */ -#define VIC_INT_TYPE3 VIC_REG(0x004C) /* 1: EDGE, 0: LEVEL */ -#define VIC_INT_POLARITY0 VIC_REG(0x0050) /* 1: NEG, 0: POS */ -#define VIC_INT_POLARITY1 VIC_REG(0x0054) /* 1: NEG, 0: POS */ -#define VIC_INT_POLARITY2 VIC_REG(0x0058) /* 1: NEG, 0: POS */ -#define VIC_INT_POLARITY3 VIC_REG(0x005C) /* 1: NEG, 0: POS */ -#define VIC_NO_PEND_VAL VIC_REG(0x0060) - -#if defined(CONFIG_ARCH_MSM_SCORPION) -#define VIC_NO_PEND_VAL_FIQ VIC_REG(0x0064) -#define VIC_INT_MASTEREN VIC_REG(0x0068) /* 1: IRQ, 2: FIQ */ -#define VIC_CONFIG VIC_REG(0x006C) /* 1: USE SC VIC */ -#else -#define VIC_INT_MASTEREN VIC_REG(0x0064) /* 1: IRQ, 2: FIQ */ -#define VIC_PROTECTION VIC_REG(0x006C) /* 1: ENABLE */ -#define VIC_CONFIG VIC_REG(0x0068) /* 1: USE ARM1136 VIC */ -#endif - -#define VIC_IRQ_STATUS0 VIC_REG(0x0080) -#define VIC_IRQ_STATUS1 VIC_REG(0x0084) -#define VIC_IRQ_STATUS2 VIC_REG(0x0088) -#define VIC_IRQ_STATUS3 VIC_REG(0x008C) -#define VIC_FIQ_STATUS0 VIC_REG(0x0090) -#define VIC_FIQ_STATUS1 VIC_REG(0x0094) -#define VIC_FIQ_STATUS2 VIC_REG(0x0098) -#define VIC_FIQ_STATUS3 VIC_REG(0x009C) -#define VIC_RAW_STATUS0 VIC_REG(0x00A0) -#define VIC_RAW_STATUS1 VIC_REG(0x00A4) -#define VIC_RAW_STATUS2 VIC_REG(0x00A8) -#define VIC_RAW_STATUS3 VIC_REG(0x00AC) -#define VIC_INT_CLEAR0 VIC_REG(0x00B0) -#define VIC_INT_CLEAR1 VIC_REG(0x00B4) -#define VIC_INT_CLEAR2 VIC_REG(0x00B8) -#define VIC_INT_CLEAR3 VIC_REG(0x00BC) -#define VIC_SOFTINT0 VIC_REG(0x00C0) -#define VIC_SOFTINT1 VIC_REG(0x00C4) -#define VIC_SOFTINT2 VIC_REG(0x00C8) -#define VIC_SOFTINT3 VIC_REG(0x00CC) -#define VIC_IRQ_VEC_RD VIC_REG(0x00D0) /* pending int # */ -#define VIC_IRQ_VEC_PEND_RD VIC_REG(0x00D4) /* pending vector addr */ -#define VIC_IRQ_VEC_WR VIC_REG(0x00D8) - -#if defined(CONFIG_ARCH_MSM_SCORPION) -#define VIC_FIQ_VEC_RD VIC_REG(0x00DC) -#define VIC_FIQ_VEC_PEND_RD VIC_REG(0x00E0) -#define VIC_FIQ_VEC_WR VIC_REG(0x00E4) -#define VIC_IRQ_IN_SERVICE VIC_REG(0x00E8) -#define VIC_IRQ_IN_STACK VIC_REG(0x00EC) -#define VIC_FIQ_IN_SERVICE VIC_REG(0x00F0) -#define VIC_FIQ_IN_STACK VIC_REG(0x00F4) -#define VIC_TEST_BUS_SEL VIC_REG(0x00F8) -#define VIC_IRQ_CTRL_CONFIG VIC_REG(0x00FC) -#else -#define VIC_IRQ_IN_SERVICE VIC_REG(0x00E0) -#define VIC_IRQ_IN_STACK VIC_REG(0x00E4) -#define VIC_TEST_BUS_SEL VIC_REG(0x00E8) -#endif - -#define VIC_VECTPRIORITY(n) VIC_REG(0x0200+((n) * 4)) -#define VIC_VECTADDR(n) VIC_REG(0x0400+((n) * 4)) - -#if defined(CONFIG_ARCH_MSM7X30) -#define VIC_NUM_REGS 4 -#else -#define VIC_NUM_REGS 2 -#endif - -#if VIC_NUM_REGS == 2 -#define DPRINT_REGS(base_reg, format, ...) \ - printk(KERN_INFO format " %x %x\n", ##__VA_ARGS__, \ - readl(base_reg ## 0), readl(base_reg ## 1)) -#define DPRINT_ARRAY(array, format, ...) \ - printk(KERN_INFO format " %x %x\n", ##__VA_ARGS__, \ - array[0], array[1]) -#elif VIC_NUM_REGS == 4 -#define DPRINT_REGS(base_reg, format, ...) \ - printk(KERN_INFO format " %x %x %x %x\n", ##__VA_ARGS__, \ - readl(base_reg ## 0), readl(base_reg ## 1), \ - readl(base_reg ## 2), readl(base_reg ## 3)) -#define DPRINT_ARRAY(array, format, ...) \ - printk(KERN_INFO format " %x %x %x %x\n", ##__VA_ARGS__, \ - array[0], array[1], \ - array[2], array[3]) -#else -#error "VIC_NUM_REGS set to illegal value" -#endif - -static uint32_t msm_irq_smsm_wake_enable[2]; -static struct { - uint32_t int_en[2]; - uint32_t int_type; - uint32_t int_polarity; - uint32_t int_select; -} msm_irq_shadow_reg[VIC_NUM_REGS]; -static uint32_t msm_irq_idle_disable[VIC_NUM_REGS]; - -#define SMSM_FAKE_IRQ (0xff) -static uint8_t msm_irq_to_smsm[NR_IRQS] = { - [INT_MDDI_EXT] = 1, - [INT_MDDI_PRI] = 2, - [INT_MDDI_CLIENT] = 3, - [INT_USB_OTG] = 4, - - [INT_PWB_I2C] = 5, - [INT_SDC1_0] = 6, - [INT_SDC1_1] = 7, - [INT_SDC2_0] = 8, - - [INT_SDC2_1] = 9, - [INT_ADSP_A9_A11] = 10, - [INT_UART1] = 11, - [INT_UART2] = 12, - - [INT_UART3] = 13, - [INT_UART1_RX] = 14, - [INT_UART2_RX] = 15, - [INT_UART3_RX] = 16, - - [INT_UART1DM_IRQ] = 17, - [INT_UART1DM_RX] = 18, - [INT_KEYSENSE] = 19, -#if !defined(CONFIG_ARCH_MSM7X30) - [INT_AD_HSSD] = 20, -#endif - - [INT_NAND_WR_ER_DONE] = 21, - [INT_NAND_OP_DONE] = 22, - [INT_TCHSCRN1] = 23, - [INT_TCHSCRN2] = 24, - - [INT_TCHSCRN_SSBI] = 25, - [INT_USB_HS] = 26, - [INT_UART2DM_RX] = 27, - [INT_UART2DM_IRQ] = 28, - - [INT_SDC4_1] = 29, - [INT_SDC4_0] = 30, - [INT_SDC3_1] = 31, - [INT_SDC3_0] = 32, - - /* fake wakeup interrupts */ - [INT_GPIO_GROUP1] = SMSM_FAKE_IRQ, - [INT_GPIO_GROUP2] = SMSM_FAKE_IRQ, - [INT_A9_M2A_0] = SMSM_FAKE_IRQ, - [INT_A9_M2A_1] = SMSM_FAKE_IRQ, - [INT_A9_M2A_5] = SMSM_FAKE_IRQ, - [INT_GP_TIMER_EXP] = SMSM_FAKE_IRQ, - [INT_DEBUG_TIMER_EXP] = SMSM_FAKE_IRQ, - [INT_ADSP_A11] = SMSM_FAKE_IRQ, -#ifdef CONFIG_ARCH_QSD8X50 - [INT_SIRC_0] = SMSM_FAKE_IRQ, - [INT_SIRC_1] = SMSM_FAKE_IRQ, -#endif -}; - -static inline void msm_irq_write_all_regs(void __iomem *base, unsigned int val) -{ - int i; - - for (i = 0; i < VIC_NUM_REGS; i++) - writel(val, base + (i * 4)); -} - -static void msm_irq_ack(struct irq_data *d) -{ - void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_CLEAR0, d->irq); - writel(1 << (d->irq & 31), reg); -} - -static void msm_irq_mask(struct irq_data *d) -{ - void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_ENCLEAR0, d->irq); - unsigned index = VIC_INT_TO_REG_INDEX(d->irq); - uint32_t mask = 1UL << (d->irq & 31); - int smsm_irq = msm_irq_to_smsm[d->irq]; - - msm_irq_shadow_reg[index].int_en[0] &= ~mask; - writel(mask, reg); - if (smsm_irq == 0) - msm_irq_idle_disable[index] &= ~mask; - else { - mask = 1UL << (smsm_irq - 1); - msm_irq_smsm_wake_enable[0] &= ~mask; - } -} - -static void msm_irq_unmask(struct irq_data *d) -{ - void __iomem *reg = VIC_INT_TO_REG_ADDR(VIC_INT_ENSET0, d->irq); - unsigned index = VIC_INT_TO_REG_INDEX(d->irq); - uint32_t mask = 1UL << (d->irq & 31); - int smsm_irq = msm_irq_to_smsm[d->irq]; - - msm_irq_shadow_reg[index].int_en[0] |= mask; - writel(mask, reg); - - if (smsm_irq == 0) - msm_irq_idle_disable[index] |= mask; - else { - mask = 1UL << (smsm_irq - 1); - msm_irq_smsm_wake_enable[0] |= mask; - } -} - -static int msm_irq_set_wake(struct irq_data *d, unsigned int on) -{ - unsigned index = VIC_INT_TO_REG_INDEX(d->irq); - uint32_t mask = 1UL << (d->irq & 31); - int smsm_irq = msm_irq_to_smsm[d->irq]; - - if (smsm_irq == 0) { - printk(KERN_ERR "msm_irq_set_wake: bad wakeup irq %d\n", d->irq); - return -EINVAL; - } - if (on) - msm_irq_shadow_reg[index].int_en[1] |= mask; - else - msm_irq_shadow_reg[index].int_en[1] &= ~mask; - - if (smsm_irq == SMSM_FAKE_IRQ) - return 0; - - mask = 1UL << (smsm_irq - 1); - if (on) - msm_irq_smsm_wake_enable[1] |= mask; - else - msm_irq_smsm_wake_enable[1] &= ~mask; - return 0; -} - -static int msm_irq_set_type(struct irq_data *d, unsigned int flow_type) -{ - void __iomem *treg = VIC_INT_TO_REG_ADDR(VIC_INT_TYPE0, d->irq); - void __iomem *preg = VIC_INT_TO_REG_ADDR(VIC_INT_POLARITY0, d->irq); - unsigned index = VIC_INT_TO_REG_INDEX(d->irq); - int b = 1 << (d->irq & 31); - uint32_t polarity; - uint32_t type; - - polarity = msm_irq_shadow_reg[index].int_polarity; - if (flow_type & (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_LOW)) - polarity |= b; - if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_HIGH)) - polarity &= ~b; - writel(polarity, preg); - msm_irq_shadow_reg[index].int_polarity = polarity; - - type = msm_irq_shadow_reg[index].int_type; - if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { - type |= b; - __irq_set_handler_locked(d->irq, handle_edge_irq); - } - if (flow_type & (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW)) { - type &= ~b; - __irq_set_handler_locked(d->irq, handle_level_irq); - } - writel(type, treg); - msm_irq_shadow_reg[index].int_type = type; - return 0; -} - -static struct irq_chip msm_irq_chip = { - .name = "msm", - .irq_disable = msm_irq_mask, - .irq_ack = msm_irq_ack, - .irq_mask = msm_irq_mask, - .irq_unmask = msm_irq_unmask, - .irq_set_wake = msm_irq_set_wake, - .irq_set_type = msm_irq_set_type, -}; - -void __init msm_init_irq(void) -{ - unsigned n; - - /* select level interrupts */ - msm_irq_write_all_regs(VIC_INT_TYPE0, 0); - - /* select highlevel interrupts */ - msm_irq_write_all_regs(VIC_INT_POLARITY0, 0); - - /* select IRQ for all INTs */ - msm_irq_write_all_regs(VIC_INT_SELECT0, 0); - - /* disable all INTs */ - msm_irq_write_all_regs(VIC_INT_EN0, 0); - - /* don't use vic */ - writel(0, VIC_CONFIG); - - /* enable interrupt controller */ - writel(3, VIC_INT_MASTEREN); - - for (n = 0; n < NR_MSM_IRQS; n++) { - irq_set_chip_and_handler(n, &msm_irq_chip, handle_level_irq); - set_irq_flags(n, IRQF_VALID); - } -} diff --git a/arch/arm/mach-msm/irq.c b/arch/arm/mach-msm/irq.c deleted file mode 100644 index ea514be..0000000 --- a/arch/arm/mach-msm/irq.c +++ /dev/null @@ -1,151 +0,0 @@ -/* linux/arch/arm/mach-msm/irq.c - * - * Copyright (C) 2007 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/sched.h> -#include <linux/interrupt.h> -#include <linux/ptrace.h> -#include <linux/timer.h> -#include <linux/irq.h> -#include <linux/io.h> - -#include <mach/hardware.h> - -#include <mach/msm_iomap.h> - -#define VIC_REG(off) (MSM_VIC_BASE + (off)) - -#define VIC_INT_SELECT0 VIC_REG(0x0000) /* 1: FIQ, 0: IRQ */ -#define VIC_INT_SELECT1 VIC_REG(0x0004) /* 1: FIQ, 0: IRQ */ -#define VIC_INT_EN0 VIC_REG(0x0010) -#define VIC_INT_EN1 VIC_REG(0x0014) -#define VIC_INT_ENCLEAR0 VIC_REG(0x0020) -#define VIC_INT_ENCLEAR1 VIC_REG(0x0024) -#define VIC_INT_ENSET0 VIC_REG(0x0030) -#define VIC_INT_ENSET1 VIC_REG(0x0034) -#define VIC_INT_TYPE0 VIC_REG(0x0040) /* 1: EDGE, 0: LEVEL */ -#define VIC_INT_TYPE1 VIC_REG(0x0044) /* 1: EDGE, 0: LEVEL */ -#define VIC_INT_POLARITY0 VIC_REG(0x0050) /* 1: NEG, 0: POS */ -#define VIC_INT_POLARITY1 VIC_REG(0x0054) /* 1: NEG, 0: POS */ -#define VIC_NO_PEND_VAL VIC_REG(0x0060) -#define VIC_INT_MASTEREN VIC_REG(0x0064) /* 1: IRQ, 2: FIQ */ -#define VIC_PROTECTION VIC_REG(0x006C) /* 1: ENABLE */ -#define VIC_CONFIG VIC_REG(0x0068) /* 1: USE ARM1136 VIC */ -#define VIC_IRQ_STATUS0 VIC_REG(0x0080) -#define VIC_IRQ_STATUS1 VIC_REG(0x0084) -#define VIC_FIQ_STATUS0 VIC_REG(0x0090) -#define VIC_FIQ_STATUS1 VIC_REG(0x0094) -#define VIC_RAW_STATUS0 VIC_REG(0x00A0) -#define VIC_RAW_STATUS1 VIC_REG(0x00A4) -#define VIC_INT_CLEAR0 VIC_REG(0x00B0) -#define VIC_INT_CLEAR1 VIC_REG(0x00B4) -#define VIC_SOFTINT0 VIC_REG(0x00C0) -#define VIC_SOFTINT1 VIC_REG(0x00C4) -#define VIC_IRQ_VEC_RD VIC_REG(0x00D0) /* pending int # */ -#define VIC_IRQ_VEC_PEND_RD VIC_REG(0x00D4) /* pending vector addr */ -#define VIC_IRQ_VEC_WR VIC_REG(0x00D8) -#define VIC_IRQ_IN_SERVICE VIC_REG(0x00E0) -#define VIC_IRQ_IN_STACK VIC_REG(0x00E4) -#define VIC_TEST_BUS_SEL VIC_REG(0x00E8) - -#define VIC_VECTPRIORITY(n) VIC_REG(0x0200+((n) * 4)) -#define VIC_VECTADDR(n) VIC_REG(0x0400+((n) * 4)) - -static void msm_irq_ack(struct irq_data *d) -{ - void __iomem *reg = VIC_INT_CLEAR0 + ((d->irq & 32) ? 4 : 0); - writel(1 << (d->irq & 31), reg); -} - -static void msm_irq_mask(struct irq_data *d) -{ - void __iomem *reg = VIC_INT_ENCLEAR0 + ((d->irq & 32) ? 4 : 0); - writel(1 << (d->irq & 31), reg); -} - -static void msm_irq_unmask(struct irq_data *d) -{ - void __iomem *reg = VIC_INT_ENSET0 + ((d->irq & 32) ? 4 : 0); - writel(1 << (d->irq & 31), reg); -} - -static int msm_irq_set_wake(struct irq_data *d, unsigned int on) -{ - return -EINVAL; -} - -static int msm_irq_set_type(struct irq_data *d, unsigned int flow_type) -{ - void __iomem *treg = VIC_INT_TYPE0 + ((d->irq & 32) ? 4 : 0); - void __iomem *preg = VIC_INT_POLARITY0 + ((d->irq & 32) ? 4 : 0); - int b = 1 << (d->irq & 31); - - if (flow_type & (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_LOW)) - writel(readl(preg) | b, preg); - if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_HIGH)) - writel(readl(preg) & (~b), preg); - - if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { - writel(readl(treg) | b, treg); - __irq_set_handler_locked(d->irq, handle_edge_irq); - } - if (flow_type & (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW)) { - writel(readl(treg) & (~b), treg); - __irq_set_handler_locked(d->irq, handle_level_irq); - } - return 0; -} - -static struct irq_chip msm_irq_chip = { - .name = "msm", - .irq_ack = msm_irq_ack, - .irq_mask = msm_irq_mask, - .irq_unmask = msm_irq_unmask, - .irq_set_wake = msm_irq_set_wake, - .irq_set_type = msm_irq_set_type, -}; - -void __init msm_init_irq(void) -{ - unsigned n; - - /* select level interrupts */ - writel(0, VIC_INT_TYPE0); - writel(0, VIC_INT_TYPE1); - - /* select highlevel interrupts */ - writel(0, VIC_INT_POLARITY0); - writel(0, VIC_INT_POLARITY1); - - /* select IRQ for all INTs */ - writel(0, VIC_INT_SELECT0); - writel(0, VIC_INT_SELECT1); - - /* disable all INTs */ - writel(0, VIC_INT_EN0); - writel(0, VIC_INT_EN1); - - /* don't use 1136 vic */ - writel(0, VIC_CONFIG); - - /* enable interrupt controller */ - writel(1, VIC_INT_MASTEREN); - - for (n = 0; n < NR_MSM_IRQS; n++) { - irq_set_chip_and_handler(n, &msm_irq_chip, handle_level_irq); - set_irq_flags(n, IRQF_VALID); - } -} diff --git a/arch/arm/mach-msm/last_radio_log.c b/arch/arm/mach-msm/last_radio_log.c deleted file mode 100644 index 9c392a2..0000000 --- a/arch/arm/mach-msm/last_radio_log.c +++ /dev/null @@ -1,71 +0,0 @@ -/* arch/arm/mach-msm/last_radio_log.c - * - * Extract the log from a modem crash though SMEM - * - * Copyright (C) 2007 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/fs.h> -#include <linux/proc_fs.h> -#include <linux/uaccess.h> - -#include "smd_private.h" - -static void *radio_log_base; -static size_t radio_log_size; - -extern void *smem_item(unsigned id, unsigned *size); - -static ssize_t last_radio_log_read(struct file *file, char __user *buf, - size_t len, loff_t *offset) -{ - return simple_read_from_buffer(buf, len, offset, - radio_log_base, radio_log_size); -} - -static struct file_operations last_radio_log_fops = { - .read = last_radio_log_read, - .llseek = default_llseek, -}; - -void msm_init_last_radio_log(struct module *owner) -{ - struct proc_dir_entry *entry; - - if (last_radio_log_fops.owner) { - pr_err("%s: already claimed\n", __func__); - return; - } - - radio_log_base = smem_item(SMEM_CLKREGIM_BSP, &radio_log_size); - if (!radio_log_base) { - pr_err("%s: could not retrieve SMEM_CLKREGIM_BSP\n", __func__); - return; - } - - entry = proc_create("last_radio_log", S_IRUGO, NULL, - &last_radio_log_fops); - if (!entry) { - pr_err("%s: could not create proc entry for radio log\n", - __func__); - return; - } - - pr_err("%s: last radio log is %d bytes long\n", __func__, - radio_log_size); - last_radio_log_fops.owner = owner; - proc_set_size(entry, radio_log_size); -} -EXPORT_SYMBOL(msm_init_last_radio_log); diff --git a/arch/arm/mach-msm/proc_comm.c b/arch/arm/mach-msm/proc_comm.c deleted file mode 100644 index 507f5ca..0000000 --- a/arch/arm/mach-msm/proc_comm.c +++ /dev/null @@ -1,129 +0,0 @@ -/* arch/arm/mach-msm/proc_comm.c - * - * Copyright (C) 2007-2008 Google, Inc. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/io.h> -#include <linux/spinlock.h> -#include <mach/msm_iomap.h> - -#include "proc_comm.h" - -static inline void msm_a2m_int(uint32_t irq) -{ -#if defined(CONFIG_ARCH_MSM7X30) - writel(1 << irq, MSM_GCC_BASE + 0x8); -#else - writel(1, MSM_CSR_BASE + 0x400 + (irq * 4)); -#endif -} - -static inline void notify_other_proc_comm(void) -{ - msm_a2m_int(6); -} - -#define APP_COMMAND 0x00 -#define APP_STATUS 0x04 -#define APP_DATA1 0x08 -#define APP_DATA2 0x0C - -#define MDM_COMMAND 0x10 -#define MDM_STATUS 0x14 -#define MDM_DATA1 0x18 -#define MDM_DATA2 0x1C - -static DEFINE_SPINLOCK(proc_comm_lock); - -/* The higher level SMD support will install this to - * provide a way to check for and handle modem restart. - */ -int (*msm_check_for_modem_crash)(void); - -/* Poll for a state change, checking for possible - * modem crashes along the way (so we don't wait - * forever while the ARM9 is blowing up). - * - * Return an error in the event of a modem crash and - * restart so the msm_proc_comm() routine can restart - * the operation from the beginning. - */ -static int proc_comm_wait_for(void __iomem *addr, unsigned value) -{ - for (;;) { - if (readl(addr) == value) - return 0; - - if (msm_check_for_modem_crash) - if (msm_check_for_modem_crash()) - return -EAGAIN; - } -} - -int msm_proc_comm(unsigned cmd, unsigned *data1, unsigned *data2) -{ - void __iomem *base = MSM_SHARED_RAM_BASE; - unsigned long flags; - int ret; - - spin_lock_irqsave(&proc_comm_lock, flags); - - for (;;) { - if (proc_comm_wait_for(base + MDM_STATUS, PCOM_READY)) - continue; - - writel(cmd, base + APP_COMMAND); - writel(data1 ? *data1 : 0, base + APP_DATA1); - writel(data2 ? *data2 : 0, base + APP_DATA2); - - notify_other_proc_comm(); - - if (proc_comm_wait_for(base + APP_COMMAND, PCOM_CMD_DONE)) - continue; - - if (readl(base + APP_STATUS) != PCOM_CMD_FAIL) { - if (data1) - *data1 = readl(base + APP_DATA1); - if (data2) - *data2 = readl(base + APP_DATA2); - ret = 0; - } else { - ret = -EIO; - } - break; - } - - writel(PCOM_CMD_IDLE, base + APP_COMMAND); - - spin_unlock_irqrestore(&proc_comm_lock, flags); - - return ret; -} - -/* - * We need to wait for the ARM9 to at least partially boot - * up before we can continue. Since the ARM9 does resource - * allocation, if we dont' wait we could end up crashing or in - * and unknown state. This function should be called early to - * wait on the ARM9. - */ -void proc_comm_boot_wait(void) -{ - void __iomem *base = MSM_SHARED_RAM_BASE; - - proc_comm_wait_for(base + MDM_STATUS, PCOM_READY); - -} diff --git a/arch/arm/mach-msm/proc_comm.h b/arch/arm/mach-msm/proc_comm.h deleted file mode 100644 index e8d043a..0000000 --- a/arch/arm/mach-msm/proc_comm.h +++ /dev/null @@ -1,258 +0,0 @@ -/* arch/arm/mach-msm/proc_comm.h - * - * Copyright (c) 2007 QUALCOMM Incorporated - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef _ARCH_ARM_MACH_MSM_PROC_COMM_H_ -#define _ARCH_ARM_MACH_MSM_PROC_COMM_H_ - -#include <linux/init.h> - -enum { - PCOM_CMD_IDLE = 0x0, - PCOM_CMD_DONE, - PCOM_RESET_APPS, - PCOM_RESET_CHIP, - PCOM_CONFIG_NAND_MPU, - PCOM_CONFIG_USB_CLKS, - PCOM_GET_POWER_ON_STATUS, - PCOM_GET_WAKE_UP_STATUS, - PCOM_GET_BATT_LEVEL, - PCOM_CHG_IS_CHARGING, - PCOM_POWER_DOWN, - PCOM_USB_PIN_CONFIG, - PCOM_USB_PIN_SEL, - PCOM_SET_RTC_ALARM, - PCOM_NV_READ, - PCOM_NV_WRITE, - PCOM_GET_UUID_HIGH, - PCOM_GET_UUID_LOW, - PCOM_GET_HW_ENTROPY, - PCOM_RPC_GPIO_TLMM_CONFIG_REMOTE, - PCOM_CLKCTL_RPC_ENABLE, - PCOM_CLKCTL_RPC_DISABLE, - PCOM_CLKCTL_RPC_RESET, - PCOM_CLKCTL_RPC_SET_FLAGS, - PCOM_CLKCTL_RPC_SET_RATE, - PCOM_CLKCTL_RPC_MIN_RATE, - PCOM_CLKCTL_RPC_MAX_RATE, - PCOM_CLKCTL_RPC_RATE, - PCOM_CLKCTL_RPC_PLL_REQUEST, - PCOM_CLKCTL_RPC_ENABLED, - PCOM_VREG_SWITCH, - PCOM_VREG_SET_LEVEL, - PCOM_GPIO_TLMM_CONFIG_GROUP, - PCOM_GPIO_TLMM_UNCONFIG_GROUP, - PCOM_NV_WRITE_BYTES_4_7, - PCOM_CONFIG_DISP, - PCOM_GET_FTM_BOOT_COUNT, - PCOM_RPC_GPIO_TLMM_CONFIG_EX, - PCOM_PM_MPP_CONFIG, - PCOM_GPIO_IN, - PCOM_GPIO_OUT, - PCOM_RESET_MODEM, - PCOM_RESET_CHIP_IMM, - PCOM_PM_VID_EN, - PCOM_VREG_PULLDOWN, - PCOM_GET_MODEM_VERSION, - PCOM_CLK_REGIME_SEC_RESET, - PCOM_CLK_REGIME_SEC_RESET_ASSERT, - PCOM_CLK_REGIME_SEC_RESET_DEASSERT, - PCOM_CLK_REGIME_SEC_PLL_REQUEST_WRP, - PCOM_CLK_REGIME_SEC_ENABLE, - PCOM_CLK_REGIME_SEC_DISABLE, - PCOM_CLK_REGIME_SEC_IS_ON, - PCOM_CLK_REGIME_SEC_SEL_CLK_INV, - PCOM_CLK_REGIME_SEC_SEL_CLK_SRC, - PCOM_CLK_REGIME_SEC_SEL_CLK_DIV, - PCOM_CLK_REGIME_SEC_ICODEC_CLK_ENABLE, - PCOM_CLK_REGIME_SEC_ICODEC_CLK_DISABLE, - PCOM_CLK_REGIME_SEC_SEL_SPEED, - PCOM_CLK_REGIME_SEC_CONFIG_GP_CLK_WRP, - PCOM_CLK_REGIME_SEC_CONFIG_MDH_CLK_WRP, - PCOM_CLK_REGIME_SEC_USB_XTAL_ON, - PCOM_CLK_REGIME_SEC_USB_XTAL_OFF, - PCOM_CLK_REGIME_SEC_SET_QDSP_DME_MODE, - PCOM_CLK_REGIME_SEC_SWITCH_ADSP_CLK, - PCOM_CLK_REGIME_SEC_GET_MAX_ADSP_CLK_KHZ, - PCOM_CLK_REGIME_SEC_GET_I2C_CLK_KHZ, - PCOM_CLK_REGIME_SEC_MSM_GET_CLK_FREQ_KHZ, - PCOM_CLK_REGIME_SEC_SEL_VFE_SRC, - PCOM_CLK_REGIME_SEC_MSM_SEL_CAMCLK, - PCOM_CLK_REGIME_SEC_MSM_SEL_LCDCLK, - PCOM_CLK_REGIME_SEC_VFE_RAIL_OFF, - PCOM_CLK_REGIME_SEC_VFE_RAIL_ON, - PCOM_CLK_REGIME_SEC_GRP_RAIL_OFF, - PCOM_CLK_REGIME_SEC_GRP_RAIL_ON, - PCOM_CLK_REGIME_SEC_VDC_RAIL_OFF, - PCOM_CLK_REGIME_SEC_VDC_RAIL_ON, - PCOM_CLK_REGIME_SEC_LCD_CTRL, - PCOM_CLK_REGIME_SEC_REGISTER_FOR_CPU_RESOURCE, - PCOM_CLK_REGIME_SEC_DEREGISTER_FOR_CPU_RESOURCE, - PCOM_CLK_REGIME_SEC_RESOURCE_REQUEST_WRP, - PCOM_CLK_REGIME_MSM_SEC_SEL_CLK_OWNER, - PCOM_CLK_REGIME_SEC_DEVMAN_REQUEST_WRP, - PCOM_GPIO_CONFIG, - PCOM_GPIO_CONFIGURE_GROUP, - PCOM_GPIO_TLMM_SET_PORT, - PCOM_GPIO_TLMM_CONFIG_EX, - PCOM_SET_FTM_BOOT_COUNT, - PCOM_RESERVED0, - PCOM_RESERVED1, - PCOM_CUSTOMER_CMD1, - PCOM_CUSTOMER_CMD2, - PCOM_CUSTOMER_CMD3, - PCOM_CLK_REGIME_ENTER_APPSBL_CHG_MODE, - PCOM_CLK_REGIME_EXIT_APPSBL_CHG_MODE, - PCOM_CLK_REGIME_SEC_RAIL_DISABLE, - PCOM_CLK_REGIME_SEC_RAIL_ENABLE, - PCOM_CLK_REGIME_SEC_RAIL_CONTROL, - PCOM_SET_SW_WATCHDOG_STATE, - PCOM_PM_MPP_CONFIG_DIGITAL_INPUT, - PCOM_PM_MPP_CONFIG_I_SINK, - PCOM_RESERVED_101, - PCOM_MSM_HSUSB_PHY_RESET, - PCOM_GET_BATT_MV_LEVEL, - PCOM_CHG_USB_IS_PC_CONNECTED, - PCOM_CHG_USB_IS_CHARGER_CONNECTED, - PCOM_CHG_USB_IS_DISCONNECTED, - PCOM_CHG_USB_IS_AVAILABLE, - PCOM_CLK_REGIME_SEC_MSM_SEL_FREQ, - PCOM_CLK_REGIME_SEC_SET_PCLK_AXI_POLICY, - PCOM_CLKCTL_RPC_RESET_ASSERT, - PCOM_CLKCTL_RPC_RESET_DEASSERT, - PCOM_CLKCTL_RPC_RAIL_ON, - PCOM_CLKCTL_RPC_RAIL_OFF, - PCOM_CLKCTL_RPC_RAIL_ENABLE, - PCOM_CLKCTL_RPC_RAIL_DISABLE, - PCOM_CLKCTL_RPC_RAIL_CONTROL, - PCOM_CLKCTL_RPC_MIN_MSMC1, - PCOM_NUM_CMDS, -}; - -enum { - PCOM_INVALID_STATUS = 0x0, - PCOM_READY, - PCOM_CMD_RUNNING, - PCOM_CMD_SUCCESS, - PCOM_CMD_FAIL, - PCOM_CMD_FAIL_FALSE_RETURNED, - PCOM_CMD_FAIL_CMD_OUT_OF_BOUNDS_SERVER, - PCOM_CMD_FAIL_CMD_OUT_OF_BOUNDS_CLIENT, - PCOM_CMD_FAIL_CMD_UNREGISTERED, - PCOM_CMD_FAIL_CMD_LOCKED, - PCOM_CMD_FAIL_SERVER_NOT_YET_READY, - PCOM_CMD_FAIL_BAD_DESTINATION, - PCOM_CMD_FAIL_SERVER_RESET, - PCOM_CMD_FAIL_SMSM_NOT_INIT, - PCOM_CMD_FAIL_PROC_COMM_BUSY, - PCOM_CMD_FAIL_PROC_COMM_NOT_INIT, - -}; - -/* List of VREGs that support the Pull Down Resistor setting. */ -enum vreg_pdown_id { - PM_VREG_PDOWN_MSMA_ID, - PM_VREG_PDOWN_MSMP_ID, - PM_VREG_PDOWN_MSME1_ID, /* Not supported in Panoramix */ - PM_VREG_PDOWN_MSMC1_ID, /* Not supported in PM6620 */ - PM_VREG_PDOWN_MSMC2_ID, /* Supported in PM7500 only */ - PM_VREG_PDOWN_GP3_ID, /* Supported in PM7500 only */ - PM_VREG_PDOWN_MSME2_ID, /* Supported in PM7500 and Panoramix only */ - PM_VREG_PDOWN_GP4_ID, /* Supported in PM7500 only */ - PM_VREG_PDOWN_GP1_ID, /* Supported in PM7500 only */ - PM_VREG_PDOWN_TCXO_ID, - PM_VREG_PDOWN_PA_ID, - PM_VREG_PDOWN_RFTX_ID, - PM_VREG_PDOWN_RFRX1_ID, - PM_VREG_PDOWN_RFRX2_ID, - PM_VREG_PDOWN_SYNT_ID, - PM_VREG_PDOWN_WLAN_ID, - PM_VREG_PDOWN_USB_ID, - PM_VREG_PDOWN_MMC_ID, - PM_VREG_PDOWN_RUIM_ID, - PM_VREG_PDOWN_MSMC0_ID, /* Supported in PM6610 only */ - PM_VREG_PDOWN_GP2_ID, /* Supported in PM7500 only */ - PM_VREG_PDOWN_GP5_ID, /* Supported in PM7500 only */ - PM_VREG_PDOWN_GP6_ID, /* Supported in PM7500 only */ - PM_VREG_PDOWN_RF_ID, - PM_VREG_PDOWN_RF_VCO_ID, - PM_VREG_PDOWN_MPLL_ID, - PM_VREG_PDOWN_S2_ID, - PM_VREG_PDOWN_S3_ID, - PM_VREG_PDOWN_RFUBM_ID, - - /* new for HAN */ - PM_VREG_PDOWN_RF1_ID, - PM_VREG_PDOWN_RF2_ID, - PM_VREG_PDOWN_RFA_ID, - PM_VREG_PDOWN_CDC2_ID, - PM_VREG_PDOWN_RFTX2_ID, - PM_VREG_PDOWN_USIM_ID, - PM_VREG_PDOWN_USB2P6_ID, - PM_VREG_PDOWN_USB3P3_ID, - PM_VREG_PDOWN_INVALID_ID, - - /* backward compatible enums only */ - PM_VREG_PDOWN_CAM_ID = PM_VREG_PDOWN_GP1_ID, - PM_VREG_PDOWN_MDDI_ID = PM_VREG_PDOWN_GP2_ID, - PM_VREG_PDOWN_RUIM2_ID = PM_VREG_PDOWN_GP3_ID, - PM_VREG_PDOWN_AUX_ID = PM_VREG_PDOWN_GP4_ID, - PM_VREG_PDOWN_AUX2_ID = PM_VREG_PDOWN_GP5_ID, - PM_VREG_PDOWN_BT_ID = PM_VREG_PDOWN_GP6_ID, - - PM_VREG_PDOWN_MSME_ID = PM_VREG_PDOWN_MSME1_ID, - PM_VREG_PDOWN_MSMC_ID = PM_VREG_PDOWN_MSMC1_ID, - PM_VREG_PDOWN_RFA1_ID = PM_VREG_PDOWN_RFRX2_ID, - PM_VREG_PDOWN_RFA2_ID = PM_VREG_PDOWN_RFTX2_ID, - PM_VREG_PDOWN_XO_ID = PM_VREG_PDOWN_TCXO_ID -}; - -enum { - PCOM_CLKRGM_APPS_RESET_USB_PHY = 34, - PCOM_CLKRGM_APPS_RESET_USBH = 37, -}; - -/* gpio info for PCOM_RPC_GPIO_TLMM_CONFIG_EX */ - -#define GPIO_ENABLE 0 -#define GPIO_DISABLE 1 - -#define GPIO_INPUT 0 -#define GPIO_OUTPUT 1 - -#define GPIO_NO_PULL 0 -#define GPIO_PULL_DOWN 1 -#define GPIO_KEEPER 2 -#define GPIO_PULL_UP 3 - -#define GPIO_2MA 0 -#define GPIO_4MA 1 -#define GPIO_6MA 2 -#define GPIO_8MA 3 -#define GPIO_10MA 4 -#define GPIO_12MA 5 -#define GPIO_14MA 6 -#define GPIO_16MA 7 - -#define PCOM_GPIO_CFG(gpio, func, dir, pull, drvstr) \ - ((((gpio) & 0x3FF) << 4) | \ - ((func) & 0xf) | \ - (((dir) & 0x1) << 14) | \ - (((pull) & 0x3) << 15) | \ - (((drvstr) & 0xF) << 17)) - -int msm_proc_comm(unsigned cmd, unsigned *data1, unsigned *data2); -void proc_comm_boot_wait(void); - -#endif diff --git a/arch/arm/mach-msm/sirc.c b/arch/arm/mach-msm/sirc.c deleted file mode 100644 index 689e78c..0000000 --- a/arch/arm/mach-msm/sirc.c +++ /dev/null @@ -1,172 +0,0 @@ -/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - */ - -#include <linux/io.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <asm/irq.h> - -static unsigned int int_enable; -static unsigned int wake_enable; - -static struct sirc_regs_t sirc_regs = { - .int_enable = SPSS_SIRC_INT_ENABLE, - .int_enable_clear = SPSS_SIRC_INT_ENABLE_CLEAR, - .int_enable_set = SPSS_SIRC_INT_ENABLE_SET, - .int_type = SPSS_SIRC_INT_TYPE, - .int_polarity = SPSS_SIRC_INT_POLARITY, - .int_clear = SPSS_SIRC_INT_CLEAR, -}; - -static struct sirc_cascade_regs sirc_reg_table[] = { - { - .int_status = SPSS_SIRC_IRQ_STATUS, - .cascade_irq = INT_SIRC_0, - } -}; - -/* Mask off the given interrupt. Keep the int_enable mask in sync with - the enable reg, so it can be restored after power collapse. */ -static void sirc_irq_mask(struct irq_data *d) -{ - unsigned int mask; - - mask = 1 << (d->irq - FIRST_SIRC_IRQ); - writel(mask, sirc_regs.int_enable_clear); - int_enable &= ~mask; - return; -} - -/* Unmask the given interrupt. Keep the int_enable mask in sync with - the enable reg, so it can be restored after power collapse. */ -static void sirc_irq_unmask(struct irq_data *d) -{ - unsigned int mask; - - mask = 1 << (d->irq - FIRST_SIRC_IRQ); - writel(mask, sirc_regs.int_enable_set); - int_enable |= mask; - return; -} - -static void sirc_irq_ack(struct irq_data *d) -{ - unsigned int mask; - - mask = 1 << (d->irq - FIRST_SIRC_IRQ); - writel(mask, sirc_regs.int_clear); - return; -} - -static int sirc_irq_set_wake(struct irq_data *d, unsigned int on) -{ - unsigned int mask; - - /* Used to set the interrupt enable mask during power collapse. */ - mask = 1 << (d->irq - FIRST_SIRC_IRQ); - if (on) - wake_enable |= mask; - else - wake_enable &= ~mask; - - return 0; -} - -static int sirc_irq_set_type(struct irq_data *d, unsigned int flow_type) -{ - unsigned int mask; - unsigned int val; - - mask = 1 << (d->irq - FIRST_SIRC_IRQ); - val = readl(sirc_regs.int_polarity); - - if (flow_type & (IRQF_TRIGGER_LOW | IRQF_TRIGGER_FALLING)) - val |= mask; - else - val &= ~mask; - - writel(val, sirc_regs.int_polarity); - - val = readl(sirc_regs.int_type); - if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { - val |= mask; - __irq_set_handler_locked(d->irq, handle_edge_irq); - } else { - val &= ~mask; - __irq_set_handler_locked(d->irq, handle_level_irq); - } - - writel(val, sirc_regs.int_type); - - return 0; -} - -/* Finds the pending interrupt on the passed cascade irq and redrives it */ -static void sirc_irq_handler(unsigned int irq, struct irq_desc *desc) -{ - unsigned int reg = 0; - unsigned int sirq; - unsigned int status; - - while ((reg < ARRAY_SIZE(sirc_reg_table)) && - (sirc_reg_table[reg].cascade_irq != irq)) - reg++; - - status = readl(sirc_reg_table[reg].int_status); - status &= SIRC_MASK; - if (status == 0) - return; - - for (sirq = 0; - (sirq < NR_SIRC_IRQS) && ((status & (1U << sirq)) == 0); - sirq++) - ; - generic_handle_irq(sirq+FIRST_SIRC_IRQ); - - desc->irq_data.chip->irq_ack(&desc->irq_data); -} - -static struct irq_chip sirc_irq_chip = { - .name = "sirc", - .irq_ack = sirc_irq_ack, - .irq_mask = sirc_irq_mask, - .irq_unmask = sirc_irq_unmask, - .irq_set_wake = sirc_irq_set_wake, - .irq_set_type = sirc_irq_set_type, -}; - -void __init msm_init_sirc(void) -{ - int i; - - int_enable = 0; - wake_enable = 0; - - for (i = FIRST_SIRC_IRQ; i < LAST_SIRC_IRQ; i++) { - irq_set_chip_and_handler(i, &sirc_irq_chip, handle_edge_irq); - set_irq_flags(i, IRQF_VALID); - } - - for (i = 0; i < ARRAY_SIZE(sirc_reg_table); i++) { - irq_set_chained_handler(sirc_reg_table[i].cascade_irq, - sirc_irq_handler); - irq_set_irq_wake(sirc_reg_table[i].cascade_irq, 1); - } - return; -} - diff --git a/arch/arm/mach-msm/smd.c b/arch/arm/mach-msm/smd.c deleted file mode 100644 index 7550f5a..0000000 --- a/arch/arm/mach-msm/smd.c +++ /dev/null @@ -1,1034 +0,0 @@ -/* arch/arm/mach-msm/smd.c - * - * Copyright (C) 2007 Google, Inc. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/platform_device.h> -#include <linux/module.h> -#include <linux/fs.h> -#include <linux/cdev.h> -#include <linux/device.h> -#include <linux/wait.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/list.h> -#include <linux/slab.h> -#include <linux/debugfs.h> -#include <linux/delay.h> - -#include <mach/msm_smd.h> - -#include "smd_private.h" -#include "proc_comm.h" - -#if defined(CONFIG_ARCH_QSD8X50) -#define CONFIG_QDSP6 1 -#endif - -#define MODULE_NAME "msm_smd" - -enum { - MSM_SMD_DEBUG = 1U << 0, - MSM_SMSM_DEBUG = 1U << 0, -}; - -static int msm_smd_debug_mask; - -struct shared_info { - int ready; - void __iomem *state; -}; - -static unsigned dummy_state[SMSM_STATE_COUNT]; - -static struct shared_info smd_info = { - /* FIXME: not a real __iomem pointer */ - .state = &dummy_state, -}; - -module_param_named(debug_mask, msm_smd_debug_mask, - int, S_IRUGO | S_IWUSR | S_IWGRP); - -static unsigned last_heap_free = 0xffffffff; - -static inline void notify_other_smsm(void) -{ - msm_a2m_int(5); -#ifdef CONFIG_QDSP6 - msm_a2m_int(8); -#endif -} - -static inline void notify_modem_smd(void) -{ - msm_a2m_int(0); -} - -static inline void notify_dsp_smd(void) -{ - msm_a2m_int(8); -} - -static void smd_diag(void) -{ - char *x; - - x = smem_find(ID_DIAG_ERR_MSG, SZ_DIAG_ERR_MSG); - if (x != 0) { - x[SZ_DIAG_ERR_MSG - 1] = 0; - pr_debug("DIAG '%s'\n", x); - } -} - -/* call when SMSM_RESET flag is set in the A9's smsm_state */ -static void handle_modem_crash(void) -{ - pr_err("ARM9 has CRASHED\n"); - smd_diag(); - - /* in this case the modem or watchdog should reboot us */ - for (;;) - ; -} - -uint32_t raw_smsm_get_state(enum smsm_state_item item) -{ - return readl(smd_info.state + item * 4); -} - -static int check_for_modem_crash(void) -{ - if (raw_smsm_get_state(SMSM_STATE_MODEM) & SMSM_RESET) { - handle_modem_crash(); - return -1; - } - return 0; -} - -/* the spinlock is used to synchronize between the - * irq handler and code that mutates the channel - * list or fiddles with channel state - */ -DEFINE_SPINLOCK(smd_lock); -DEFINE_SPINLOCK(smem_lock); - -/* the mutex is used during open() and close() - * operations to avoid races while creating or - * destroying smd_channel structures - */ -static DEFINE_MUTEX(smd_creation_mutex); - -static int smd_initialized; - -LIST_HEAD(smd_ch_closed_list); -LIST_HEAD(smd_ch_list_modem); -LIST_HEAD(smd_ch_list_dsp); - -static unsigned char smd_ch_allocated[64]; -static struct work_struct probe_work; - -/* how many bytes are available for reading */ -static int smd_stream_read_avail(struct smd_channel *ch) -{ - return (ch->recv->head - ch->recv->tail) & ch->fifo_mask; -} - -/* how many bytes we are free to write */ -static int smd_stream_write_avail(struct smd_channel *ch) -{ - return ch->fifo_mask - - ((ch->send->head - ch->send->tail) & ch->fifo_mask); -} - -static int smd_packet_read_avail(struct smd_channel *ch) -{ - if (ch->current_packet) { - int n = smd_stream_read_avail(ch); - if (n > ch->current_packet) - n = ch->current_packet; - return n; - } else { - return 0; - } -} - -static int smd_packet_write_avail(struct smd_channel *ch) -{ - int n = smd_stream_write_avail(ch); - return n > SMD_HEADER_SIZE ? n - SMD_HEADER_SIZE : 0; -} - -static int ch_is_open(struct smd_channel *ch) -{ - return (ch->recv->state == SMD_SS_OPENED) && - (ch->send->state == SMD_SS_OPENED); -} - -/* provide a pointer and length to readable data in the fifo */ -static unsigned ch_read_buffer(struct smd_channel *ch, void **ptr) -{ - unsigned head = ch->recv->head; - unsigned tail = ch->recv->tail; - *ptr = (void *) (ch->recv_data + tail); - - if (tail <= head) - return head - tail; - else - return ch->fifo_size - tail; -} - -/* advance the fifo read pointer after data from ch_read_buffer is consumed */ -static void ch_read_done(struct smd_channel *ch, unsigned count) -{ - BUG_ON(count > smd_stream_read_avail(ch)); - ch->recv->tail = (ch->recv->tail + count) & ch->fifo_mask; - ch->send->fTAIL = 1; -} - -/* basic read interface to ch_read_{buffer,done} used - * by smd_*_read() and update_packet_state() - * will read-and-discard if the _data pointer is null - */ -static int ch_read(struct smd_channel *ch, void *_data, int len) -{ - void *ptr; - unsigned n; - unsigned char *data = _data; - int orig_len = len; - - while (len > 0) { - n = ch_read_buffer(ch, &ptr); - if (n == 0) - break; - - if (n > len) - n = len; - if (_data) - memcpy(data, ptr, n); - - data += n; - len -= n; - ch_read_done(ch, n); - } - - return orig_len - len; -} - -static void update_stream_state(struct smd_channel *ch) -{ - /* streams have no special state requiring updating */ -} - -static void update_packet_state(struct smd_channel *ch) -{ - unsigned hdr[5]; - int r; - - /* can't do anything if we're in the middle of a packet */ - if (ch->current_packet != 0) - return; - - /* don't bother unless we can get the full header */ - if (smd_stream_read_avail(ch) < SMD_HEADER_SIZE) - return; - - r = ch_read(ch, hdr, SMD_HEADER_SIZE); - BUG_ON(r != SMD_HEADER_SIZE); - - ch->current_packet = hdr[0]; -} - -/* provide a pointer and length to next free space in the fifo */ -static unsigned ch_write_buffer(struct smd_channel *ch, void **ptr) -{ - unsigned head = ch->send->head; - unsigned tail = ch->send->tail; - *ptr = (void *) (ch->send_data + head); - - if (head < tail) { - return tail - head - 1; - } else { - if (tail == 0) - return ch->fifo_size - head - 1; - else - return ch->fifo_size - head; - } -} - -/* advace the fifo write pointer after freespace - * from ch_write_buffer is filled - */ -static void ch_write_done(struct smd_channel *ch, unsigned count) -{ - BUG_ON(count > smd_stream_write_avail(ch)); - ch->send->head = (ch->send->head + count) & ch->fifo_mask; - ch->send->fHEAD = 1; -} - -static void ch_set_state(struct smd_channel *ch, unsigned n) -{ - if (n == SMD_SS_OPENED) { - ch->send->fDSR = 1; - ch->send->fCTS = 1; - ch->send->fCD = 1; - } else { - ch->send->fDSR = 0; - ch->send->fCTS = 0; - ch->send->fCD = 0; - } - ch->send->state = n; - ch->send->fSTATE = 1; - ch->notify_other_cpu(); -} - -static void do_smd_probe(void) -{ - struct smem_shared *shared = (void *) MSM_SHARED_RAM_BASE; - if (shared->heap_info.free_offset != last_heap_free) { - last_heap_free = shared->heap_info.free_offset; - schedule_work(&probe_work); - } -} - -static void smd_state_change(struct smd_channel *ch, - unsigned last, unsigned next) -{ - ch->last_state = next; - - pr_debug("ch %d %d -> %d\n", ch->n, last, next); - - switch (next) { - case SMD_SS_OPENING: - ch->recv->tail = 0; - case SMD_SS_OPENED: - if (ch->send->state != SMD_SS_OPENED) - ch_set_state(ch, SMD_SS_OPENED); - ch->notify(ch->priv, SMD_EVENT_OPEN); - break; - case SMD_SS_FLUSHING: - case SMD_SS_RESET: - /* we should force them to close? */ - default: - ch->notify(ch->priv, SMD_EVENT_CLOSE); - } -} - -static void handle_smd_irq(struct list_head *list, void (*notify)(void)) -{ - unsigned long flags; - struct smd_channel *ch; - int do_notify = 0; - unsigned ch_flags; - unsigned tmp; - - spin_lock_irqsave(&smd_lock, flags); - list_for_each_entry(ch, list, ch_list) { - ch_flags = 0; - if (ch_is_open(ch)) { - if (ch->recv->fHEAD) { - ch->recv->fHEAD = 0; - ch_flags |= 1; - do_notify |= 1; - } - if (ch->recv->fTAIL) { - ch->recv->fTAIL = 0; - ch_flags |= 2; - do_notify |= 1; - } - if (ch->recv->fSTATE) { - ch->recv->fSTATE = 0; - ch_flags |= 4; - do_notify |= 1; - } - } - tmp = ch->recv->state; - if (tmp != ch->last_state) - smd_state_change(ch, ch->last_state, tmp); - if (ch_flags) { - ch->update_state(ch); - ch->notify(ch->priv, SMD_EVENT_DATA); - } - } - if (do_notify) - notify(); - spin_unlock_irqrestore(&smd_lock, flags); - do_smd_probe(); -} - -static irqreturn_t smd_modem_irq_handler(int irq, void *data) -{ - handle_smd_irq(&smd_ch_list_modem, notify_modem_smd); - return IRQ_HANDLED; -} - -#if defined(CONFIG_QDSP6) -static irqreturn_t smd_dsp_irq_handler(int irq, void *data) -{ - handle_smd_irq(&smd_ch_list_dsp, notify_dsp_smd); - return IRQ_HANDLED; -} -#endif - -static void smd_fake_irq_handler(unsigned long arg) -{ - handle_smd_irq(&smd_ch_list_modem, notify_modem_smd); - handle_smd_irq(&smd_ch_list_dsp, notify_dsp_smd); -} - -static DECLARE_TASKLET(smd_fake_irq_tasklet, smd_fake_irq_handler, 0); - -static inline int smd_need_int(struct smd_channel *ch) -{ - if (ch_is_open(ch)) { - if (ch->recv->fHEAD || ch->recv->fTAIL || ch->recv->fSTATE) - return 1; - if (ch->recv->state != ch->last_state) - return 1; - } - return 0; -} - -void smd_sleep_exit(void) -{ - unsigned long flags; - struct smd_channel *ch; - int need_int = 0; - - spin_lock_irqsave(&smd_lock, flags); - list_for_each_entry(ch, &smd_ch_list_modem, ch_list) { - if (smd_need_int(ch)) { - need_int = 1; - break; - } - } - list_for_each_entry(ch, &smd_ch_list_dsp, ch_list) { - if (smd_need_int(ch)) { - need_int = 1; - break; - } - } - spin_unlock_irqrestore(&smd_lock, flags); - do_smd_probe(); - - if (need_int) { - if (msm_smd_debug_mask & MSM_SMD_DEBUG) - pr_info("smd_sleep_exit need interrupt\n"); - tasklet_schedule(&smd_fake_irq_tasklet); - } -} - - -void smd_kick(smd_channel_t *ch) -{ - unsigned long flags; - unsigned tmp; - - spin_lock_irqsave(&smd_lock, flags); - ch->update_state(ch); - tmp = ch->recv->state; - if (tmp != ch->last_state) { - ch->last_state = tmp; - if (tmp == SMD_SS_OPENED) - ch->notify(ch->priv, SMD_EVENT_OPEN); - else - ch->notify(ch->priv, SMD_EVENT_CLOSE); - } - ch->notify(ch->priv, SMD_EVENT_DATA); - ch->notify_other_cpu(); - spin_unlock_irqrestore(&smd_lock, flags); -} - -static int smd_is_packet(int chn, unsigned type) -{ - type &= SMD_KIND_MASK; - if (type == SMD_KIND_PACKET) - return 1; - if (type == SMD_KIND_STREAM) - return 0; - - /* older AMSS reports SMD_KIND_UNKNOWN always */ - if ((chn > 4) || (chn == 1)) - return 1; - else - return 0; -} - -static int smd_stream_write(smd_channel_t *ch, const void *_data, int len) -{ - void *ptr; - const unsigned char *buf = _data; - unsigned xfer; - int orig_len = len; - - if (len < 0) - return -EINVAL; - - while ((xfer = ch_write_buffer(ch, &ptr)) != 0) { - if (!ch_is_open(ch)) - break; - if (xfer > len) - xfer = len; - memcpy(ptr, buf, xfer); - ch_write_done(ch, xfer); - len -= xfer; - buf += xfer; - if (len == 0) - break; - } - - ch->notify_other_cpu(); - - return orig_len - len; -} - -static int smd_packet_write(smd_channel_t *ch, const void *_data, int len) -{ - unsigned hdr[5]; - - if (len < 0) - return -EINVAL; - - if (smd_stream_write_avail(ch) < (len + SMD_HEADER_SIZE)) - return -ENOMEM; - - hdr[0] = len; - hdr[1] = hdr[2] = hdr[3] = hdr[4] = 0; - - smd_stream_write(ch, hdr, sizeof(hdr)); - smd_stream_write(ch, _data, len); - - return len; -} - -static int smd_stream_read(smd_channel_t *ch, void *data, int len) -{ - int r; - - if (len < 0) - return -EINVAL; - - r = ch_read(ch, data, len); - if (r > 0) - ch->notify_other_cpu(); - - return r; -} - -static int smd_packet_read(smd_channel_t *ch, void *data, int len) -{ - unsigned long flags; - int r; - - if (len < 0) - return -EINVAL; - - if (len > ch->current_packet) - len = ch->current_packet; - - r = ch_read(ch, data, len); - if (r > 0) - ch->notify_other_cpu(); - - spin_lock_irqsave(&smd_lock, flags); - ch->current_packet -= r; - update_packet_state(ch); - spin_unlock_irqrestore(&smd_lock, flags); - - return r; -} - -static int smd_alloc_channel(const char *name, uint32_t cid, uint32_t type) -{ - struct smd_channel *ch; - - ch = kzalloc(sizeof(struct smd_channel), GFP_KERNEL); - if (ch == 0) { - pr_err("smd_alloc_channel() out of memory\n"); - return -1; - } - ch->n = cid; - - if (_smd_alloc_channel(ch)) { - kfree(ch); - return -1; - } - - ch->fifo_mask = ch->fifo_size - 1; - ch->type = type; - - if ((type & SMD_TYPE_MASK) == SMD_TYPE_APPS_MODEM) - ch->notify_other_cpu = notify_modem_smd; - else - ch->notify_other_cpu = notify_dsp_smd; - - if (smd_is_packet(cid, type)) { - ch->read = smd_packet_read; - ch->write = smd_packet_write; - ch->read_avail = smd_packet_read_avail; - ch->write_avail = smd_packet_write_avail; - ch->update_state = update_packet_state; - } else { - ch->read = smd_stream_read; - ch->write = smd_stream_write; - ch->read_avail = smd_stream_read_avail; - ch->write_avail = smd_stream_write_avail; - ch->update_state = update_stream_state; - } - - if ((type & 0xff) == 0) - memcpy(ch->name, "SMD_", 4); - else - memcpy(ch->name, "DSP_", 4); - memcpy(ch->name + 4, name, 20); - ch->name[23] = 0; - ch->pdev.name = ch->name; - ch->pdev.id = -1; - - pr_debug("smd_alloc_channel() cid=%02d size=%05d '%s'\n", - ch->n, ch->fifo_size, ch->name); - - mutex_lock(&smd_creation_mutex); - list_add(&ch->ch_list, &smd_ch_closed_list); - mutex_unlock(&smd_creation_mutex); - - platform_device_register(&ch->pdev); - return 0; -} - -static void smd_channel_probe_worker(struct work_struct *work) -{ - struct smd_alloc_elm *shared; - unsigned ctype; - unsigned type; - unsigned n; - - shared = smem_find(ID_CH_ALLOC_TBL, sizeof(*shared) * 64); - if (!shared) { - pr_err("cannot find allocation table\n"); - return; - } - for (n = 0; n < 64; n++) { - if (smd_ch_allocated[n]) - continue; - if (!shared[n].ref_count) - continue; - if (!shared[n].name[0]) - continue; - ctype = shared[n].ctype; - type = ctype & SMD_TYPE_MASK; - - /* DAL channels are stream but neither the modem, - * nor the DSP correctly indicate this. Fixup manually. - */ - if (!memcmp(shared[n].name, "DAL", 3)) - ctype = (ctype & (~SMD_KIND_MASK)) | SMD_KIND_STREAM; - - type = shared[n].ctype & SMD_TYPE_MASK; - if ((type == SMD_TYPE_APPS_MODEM) || - (type == SMD_TYPE_APPS_DSP)) - if (!smd_alloc_channel(shared[n].name, shared[n].cid, ctype)) - smd_ch_allocated[n] = 1; - } -} - -static void do_nothing_notify(void *priv, unsigned flags) -{ -} - -struct smd_channel *smd_get_channel(const char *name) -{ - struct smd_channel *ch; - - mutex_lock(&smd_creation_mutex); - list_for_each_entry(ch, &smd_ch_closed_list, ch_list) { - if (!strcmp(name, ch->name)) { - list_del(&ch->ch_list); - mutex_unlock(&smd_creation_mutex); - return ch; - } - } - mutex_unlock(&smd_creation_mutex); - - return NULL; -} - -int smd_open(const char *name, smd_channel_t **_ch, - void *priv, void (*notify)(void *, unsigned)) -{ - struct smd_channel *ch; - unsigned long flags; - - if (smd_initialized == 0) { - pr_info("smd_open() before smd_init()\n"); - return -ENODEV; - } - - ch = smd_get_channel(name); - if (!ch) - return -ENODEV; - - if (notify == 0) - notify = do_nothing_notify; - - ch->notify = notify; - ch->current_packet = 0; - ch->last_state = SMD_SS_CLOSED; - ch->priv = priv; - - *_ch = ch; - - spin_lock_irqsave(&smd_lock, flags); - - if ((ch->type & SMD_TYPE_MASK) == SMD_TYPE_APPS_MODEM) - list_add(&ch->ch_list, &smd_ch_list_modem); - else - list_add(&ch->ch_list, &smd_ch_list_dsp); - - /* If the remote side is CLOSING, we need to get it to - * move to OPENING (which we'll do by moving from CLOSED to - * OPENING) and then get it to move from OPENING to - * OPENED (by doing the same state change ourselves). - * - * Otherwise, it should be OPENING and we can move directly - * to OPENED so that it will follow. - */ - if (ch->recv->state == SMD_SS_CLOSING) { - ch->send->head = 0; - ch_set_state(ch, SMD_SS_OPENING); - } else { - ch_set_state(ch, SMD_SS_OPENED); - } - spin_unlock_irqrestore(&smd_lock, flags); - smd_kick(ch); - - return 0; -} - -int smd_close(smd_channel_t *ch) -{ - unsigned long flags; - - if (ch == 0) - return -1; - - spin_lock_irqsave(&smd_lock, flags); - ch->notify = do_nothing_notify; - list_del(&ch->ch_list); - ch_set_state(ch, SMD_SS_CLOSED); - spin_unlock_irqrestore(&smd_lock, flags); - - mutex_lock(&smd_creation_mutex); - list_add(&ch->ch_list, &smd_ch_closed_list); - mutex_unlock(&smd_creation_mutex); - - return 0; -} - -int smd_read(smd_channel_t *ch, void *data, int len) -{ - return ch->read(ch, data, len); -} - -int smd_write(smd_channel_t *ch, const void *data, int len) -{ - return ch->write(ch, data, len); -} - -int smd_write_atomic(smd_channel_t *ch, const void *data, int len) -{ - unsigned long flags; - int res; - spin_lock_irqsave(&smd_lock, flags); - res = ch->write(ch, data, len); - spin_unlock_irqrestore(&smd_lock, flags); - return res; -} - -int smd_read_avail(smd_channel_t *ch) -{ - return ch->read_avail(ch); -} - -int smd_write_avail(smd_channel_t *ch) -{ - return ch->write_avail(ch); -} - -int smd_wait_until_readable(smd_channel_t *ch, int bytes) -{ - return -1; -} - -int smd_wait_until_writable(smd_channel_t *ch, int bytes) -{ - return -1; -} - -int smd_cur_packet_size(smd_channel_t *ch) -{ - return ch->current_packet; -} - - -/* ------------------------------------------------------------------------- */ - -void *smem_alloc(unsigned id, unsigned size) -{ - return smem_find(id, size); -} - -void __iomem *smem_item(unsigned id, unsigned *size) -{ - struct smem_shared *shared = (void *) MSM_SHARED_RAM_BASE; - struct smem_heap_entry *toc = shared->heap_toc; - - if (id >= SMEM_NUM_ITEMS) - return NULL; - - if (toc[id].allocated) { - *size = toc[id].size; - return (MSM_SHARED_RAM_BASE + toc[id].offset); - } else { - *size = 0; - } - - return NULL; -} - -void *smem_find(unsigned id, unsigned size_in) -{ - unsigned size; - void *ptr; - - ptr = smem_item(id, &size); - if (!ptr) - return 0; - - size_in = ALIGN(size_in, 8); - if (size_in != size) { - pr_err("smem_find(%d, %d): wrong size %d\n", - id, size_in, size); - return 0; - } - - return ptr; -} - -static irqreturn_t smsm_irq_handler(int irq, void *data) -{ - unsigned long flags; - unsigned apps, modm; - - spin_lock_irqsave(&smem_lock, flags); - - apps = raw_smsm_get_state(SMSM_STATE_APPS); - modm = raw_smsm_get_state(SMSM_STATE_MODEM); - - if (msm_smd_debug_mask & MSM_SMSM_DEBUG) - pr_info("<SM %08x %08x>\n", apps, modm); - if (modm & SMSM_RESET) - handle_modem_crash(); - - do_smd_probe(); - - spin_unlock_irqrestore(&smem_lock, flags); - return IRQ_HANDLED; -} - -int smsm_change_state(enum smsm_state_item item, - uint32_t clear_mask, uint32_t set_mask) -{ - void __iomem *addr = smd_info.state + item * 4; - unsigned long flags; - unsigned state; - - if (!smd_info.ready) - return -EIO; - - spin_lock_irqsave(&smem_lock, flags); - - if (raw_smsm_get_state(SMSM_STATE_MODEM) & SMSM_RESET) - handle_modem_crash(); - - state = (readl(addr) & ~clear_mask) | set_mask; - writel(state, addr); - - if (msm_smd_debug_mask & MSM_SMSM_DEBUG) - pr_info("smsm_change_state %d %x\n", item, state); - notify_other_smsm(); - - spin_unlock_irqrestore(&smem_lock, flags); - - return 0; -} - -uint32_t smsm_get_state(enum smsm_state_item item) -{ - unsigned long flags; - uint32_t rv; - - spin_lock_irqsave(&smem_lock, flags); - - rv = readl(smd_info.state + item * 4); - - if (item == SMSM_STATE_MODEM && (rv & SMSM_RESET)) - handle_modem_crash(); - - spin_unlock_irqrestore(&smem_lock, flags); - - return rv; -} - -#ifdef CONFIG_ARCH_MSM_SCORPION - -int smsm_set_sleep_duration(uint32_t delay) -{ - struct msm_dem_slave_data *ptr; - - ptr = smem_find(SMEM_APPS_DEM_SLAVE_DATA, sizeof(*ptr)); - if (ptr == NULL) { - pr_err("smsm_set_sleep_duration <SM NO APPS_DEM_SLAVE_DATA>\n"); - return -EIO; - } - if (msm_smd_debug_mask & MSM_SMSM_DEBUG) - pr_info("smsm_set_sleep_duration %d -> %d\n", - ptr->sleep_time, delay); - ptr->sleep_time = delay; - return 0; -} - -#else - -int smsm_set_sleep_duration(uint32_t delay) -{ - uint32_t *ptr; - - ptr = smem_find(SMEM_SMSM_SLEEP_DELAY, sizeof(*ptr)); - if (ptr == NULL) { - pr_err("smsm_set_sleep_duration <SM NO SLEEP_DELAY>\n"); - return -EIO; - } - if (msm_smd_debug_mask & MSM_SMSM_DEBUG) - pr_info("smsm_set_sleep_duration %d -> %d\n", - *ptr, delay); - *ptr = delay; - return 0; -} - -#endif - -int smd_core_init(void) -{ - int r; - - /* wait for essential items to be initialized */ - for (;;) { - unsigned size; - void __iomem *state; - state = smem_item(SMEM_SMSM_SHARED_STATE, &size); - if (size == SMSM_V1_SIZE || size == SMSM_V2_SIZE) { - smd_info.state = state; - break; - } - } - - smd_info.ready = 1; - - r = request_irq(INT_A9_M2A_0, smd_modem_irq_handler, - IRQF_TRIGGER_RISING, "smd_dev", 0); - if (r < 0) - return r; - r = enable_irq_wake(INT_A9_M2A_0); - if (r < 0) - pr_err("smd_core_init: enable_irq_wake failed for A9_M2A_0\n"); - - r = request_irq(INT_A9_M2A_5, smsm_irq_handler, - IRQF_TRIGGER_RISING, "smsm_dev", 0); - if (r < 0) { - free_irq(INT_A9_M2A_0, 0); - return r; - } - r = enable_irq_wake(INT_A9_M2A_5); - if (r < 0) - pr_err("smd_core_init: enable_irq_wake failed for A9_M2A_5\n"); - -#if defined(CONFIG_QDSP6) - r = request_irq(INT_ADSP_A11, smd_dsp_irq_handler, - IRQF_TRIGGER_RISING, "smd_dsp", 0); - if (r < 0) { - free_irq(INT_A9_M2A_0, 0); - free_irq(INT_A9_M2A_5, 0); - return r; - } -#endif - - /* check for any SMD channels that may already exist */ - do_smd_probe(); - - /* indicate that we're up and running */ - smsm_change_state(SMSM_STATE_APPS, - ~0, SMSM_INIT | SMSM_SMDINIT | SMSM_RPCINIT | SMSM_RUN); -#ifdef CONFIG_ARCH_MSM_SCORPION - smsm_change_state(SMSM_STATE_APPS_DEM, ~0, 0); -#endif - - return 0; -} - -static int msm_smd_probe(struct platform_device *pdev) -{ - /* - * If we haven't waited for the ARM9 to boot up till now, - * then we need to wait here. Otherwise this should just - * return immediately. - */ - proc_comm_boot_wait(); - - INIT_WORK(&probe_work, smd_channel_probe_worker); - - if (smd_core_init()) { - pr_err("smd_core_init() failed\n"); - return -1; - } - - do_smd_probe(); - - msm_check_for_modem_crash = check_for_modem_crash; - - msm_init_last_radio_log(THIS_MODULE); - - smd_initialized = 1; - - return 0; -} - -static struct platform_driver msm_smd_driver = { - .probe = msm_smd_probe, - .driver = { - .name = MODULE_NAME, - }, -}; - -static int __init msm_smd_init(void) -{ - return platform_driver_register(&msm_smd_driver); -} - -module_init(msm_smd_init); - -MODULE_DESCRIPTION("MSM Shared Memory Core"); -MODULE_AUTHOR("Brian Swetland <swetland@google.com>"); -MODULE_LICENSE("GPL"); diff --git a/arch/arm/mach-msm/smd_debug.c b/arch/arm/mach-msm/smd_debug.c deleted file mode 100644 index 8056b3e..0000000 --- a/arch/arm/mach-msm/smd_debug.c +++ /dev/null @@ -1,311 +0,0 @@ -/* arch/arm/mach-msm/smd_debug.c - * - * Copyright (C) 2007 Google, Inc. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/debugfs.h> -#include <linux/list.h> - -#include <mach/msm_iomap.h> - -#include "smd_private.h" - -#if defined(CONFIG_DEBUG_FS) - -static char *chstate(unsigned n) -{ - switch (n) { - case SMD_SS_CLOSED: - return "CLOSED"; - case SMD_SS_OPENING: - return "OPENING"; - case SMD_SS_OPENED: - return "OPENED"; - case SMD_SS_FLUSHING: - return "FLUSHING"; - case SMD_SS_CLOSING: - return "CLOSING"; - case SMD_SS_RESET: - return "RESET"; - case SMD_SS_RESET_OPENING: - return "ROPENING"; - default: - return "UNKNOWN"; - } -} - - -static int dump_ch(char *buf, int max, struct smd_channel *ch) -{ - volatile struct smd_half_channel *s = ch->send; - volatile struct smd_half_channel *r = ch->recv; - - return scnprintf( - buf, max, - "ch%02d:" - " %8s(%05d/%05d) %c%c%c%c%c%c%c <->" - " %8s(%05d/%05d) %c%c%c%c%c%c%c '%s'\n", ch->n, - chstate(s->state), s->tail, s->head, - s->fDSR ? 'D' : 'd', - s->fCTS ? 'C' : 'c', - s->fCD ? 'C' : 'c', - s->fRI ? 'I' : 'i', - s->fHEAD ? 'W' : 'w', - s->fTAIL ? 'R' : 'r', - s->fSTATE ? 'S' : 's', - chstate(r->state), r->tail, r->head, - r->fDSR ? 'D' : 'd', - r->fCTS ? 'R' : 'r', - r->fCD ? 'C' : 'c', - r->fRI ? 'I' : 'i', - r->fHEAD ? 'W' : 'w', - r->fTAIL ? 'R' : 'r', - r->fSTATE ? 'S' : 's', - ch->name - ); -} - -static int debug_read_stat(char *buf, int max) -{ - char *msg; - int i = 0; - - msg = smem_find(ID_DIAG_ERR_MSG, SZ_DIAG_ERR_MSG); - - if (raw_smsm_get_state(SMSM_STATE_MODEM) & SMSM_RESET) - i += scnprintf(buf + i, max - i, - "smsm: ARM9 HAS CRASHED\n"); - - i += scnprintf(buf + i, max - i, "smsm: a9: %08x a11: %08x\n", - raw_smsm_get_state(SMSM_STATE_MODEM), - raw_smsm_get_state(SMSM_STATE_APPS)); -#ifdef CONFIG_ARCH_MSM_SCORPION - i += scnprintf(buf + i, max - i, "smsm dem: apps: %08x modem: %08x " - "qdsp6: %08x power: %08x time: %08x\n", - raw_smsm_get_state(SMSM_STATE_APPS_DEM), - raw_smsm_get_state(SMSM_STATE_MODEM_DEM), - raw_smsm_get_state(SMSM_STATE_QDSP6_DEM), - raw_smsm_get_state(SMSM_STATE_POWER_MASTER_DEM), - raw_smsm_get_state(SMSM_STATE_TIME_MASTER_DEM)); -#endif - if (msg) { - msg[SZ_DIAG_ERR_MSG - 1] = 0; - i += scnprintf(buf + i, max - i, "diag: '%s'\n", msg); - } - return i; -} - -static int debug_read_mem(char *buf, int max) -{ - unsigned n; - struct smem_shared *shared = (void *) MSM_SHARED_RAM_BASE; - struct smem_heap_entry *toc = shared->heap_toc; - int i = 0; - - i += scnprintf(buf + i, max - i, - "heap: init=%d free=%d remain=%d\n", - shared->heap_info.initialized, - shared->heap_info.free_offset, - shared->heap_info.heap_remaining); - - for (n = 0; n < SMEM_NUM_ITEMS; n++) { - if (toc[n].allocated == 0) - continue; - i += scnprintf(buf + i, max - i, - "%04d: offset %08x size %08x\n", - n, toc[n].offset, toc[n].size); - } - return i; -} - -static int debug_read_ch(char *buf, int max) -{ - struct smd_channel *ch; - unsigned long flags; - int i = 0; - - spin_lock_irqsave(&smd_lock, flags); - list_for_each_entry(ch, &smd_ch_list_dsp, ch_list) - i += dump_ch(buf + i, max - i, ch); - list_for_each_entry(ch, &smd_ch_list_modem, ch_list) - i += dump_ch(buf + i, max - i, ch); - list_for_each_entry(ch, &smd_ch_closed_list, ch_list) - i += dump_ch(buf + i, max - i, ch); - spin_unlock_irqrestore(&smd_lock, flags); - - return i; -} - -static int debug_read_version(char *buf, int max) -{ - struct smem_shared *shared = (void *) MSM_SHARED_RAM_BASE; - unsigned version = shared->version[VERSION_MODEM]; - return sprintf(buf, "%d.%d\n", version >> 16, version & 0xffff); -} - -static int debug_read_build_id(char *buf, int max) -{ - unsigned size; - void *data; - - data = smem_item(SMEM_HW_SW_BUILD_ID, &size); - if (!data) - return 0; - - if (size >= max) - size = max; - memcpy(buf, data, size); - - return size; -} - -static int debug_read_alloc_tbl(char *buf, int max) -{ - struct smd_alloc_elm *shared; - int n, i = 0; - - shared = smem_find(ID_CH_ALLOC_TBL, sizeof(*shared) * 64); - - for (n = 0; n < 64; n++) { - if (shared[n].ref_count == 0) - continue; - i += scnprintf(buf + i, max - i, - "%03d: %-20s cid=%02d type=%03d " - "kind=%02d ref_count=%d\n", - n, shared[n].name, shared[n].cid, - shared[n].ctype & 0xff, - (shared[n].ctype >> 8) & 0xf, - shared[n].ref_count); - } - - return i; -} - -#define DEBUG_BUFMAX 4096 -static char debug_buffer[DEBUG_BUFMAX]; - -static ssize_t debug_read(struct file *file, char __user *buf, - size_t count, loff_t *ppos) -{ - int (*fill)(char *buf, int max) = file->private_data; - int bsize = fill(debug_buffer, DEBUG_BUFMAX); - return simple_read_from_buffer(buf, count, ppos, debug_buffer, bsize); -} - -static const struct file_operations debug_ops = { - .read = debug_read, - .open = simple_open, - .llseek = default_llseek, -}; - -static void debug_create(const char *name, umode_t mode, - struct dentry *dent, - int (*fill)(char *buf, int max)) -{ - debugfs_create_file(name, mode, dent, fill, &debug_ops); -} - -int __init smd_debugfs_init(void) -{ - struct dentry *dent; - - dent = debugfs_create_dir("smd", 0); - if (IS_ERR(dent)) - return 1; - - debug_create("ch", 0444, dent, debug_read_ch); - debug_create("stat", 0444, dent, debug_read_stat); - debug_create("mem", 0444, dent, debug_read_mem); - debug_create("version", 0444, dent, debug_read_version); - debug_create("tbl", 0444, dent, debug_read_alloc_tbl); - debug_create("build", 0444, dent, debug_read_build_id); - - return 0; -} - -#endif - - -#define MAX_NUM_SLEEP_CLIENTS 64 -#define MAX_SLEEP_NAME_LEN 8 - -#define NUM_GPIO_INT_REGISTERS 6 -#define GPIO_SMEM_NUM_GROUPS 2 -#define GPIO_SMEM_MAX_PC_INTERRUPTS 8 - -struct tramp_gpio_save { - unsigned int enable; - unsigned int detect; - unsigned int polarity; -}; - -struct tramp_gpio_smem { - uint16_t num_fired[GPIO_SMEM_NUM_GROUPS]; - uint16_t fired[GPIO_SMEM_NUM_GROUPS][GPIO_SMEM_MAX_PC_INTERRUPTS]; - uint32_t enabled[NUM_GPIO_INT_REGISTERS]; - uint32_t detection[NUM_GPIO_INT_REGISTERS]; - uint32_t polarity[NUM_GPIO_INT_REGISTERS]; -}; - - -void smsm_print_sleep_info(void) -{ - unsigned long flags; - uint32_t *ptr; -#ifndef CONFIG_ARCH_MSM_SCORPION - struct tramp_gpio_smem *gpio; - struct smsm_interrupt_info *int_info; -#endif - - - spin_lock_irqsave(&smem_lock, flags); - - ptr = smem_alloc(SMEM_SMSM_SLEEP_DELAY, sizeof(*ptr)); - if (ptr) - pr_info("SMEM_SMSM_SLEEP_DELAY: %x\n", *ptr); - - ptr = smem_alloc(SMEM_SMSM_LIMIT_SLEEP, sizeof(*ptr)); - if (ptr) - pr_info("SMEM_SMSM_LIMIT_SLEEP: %x\n", *ptr); - - ptr = smem_alloc(SMEM_SLEEP_POWER_COLLAPSE_DISABLED, sizeof(*ptr)); - if (ptr) - pr_info("SMEM_SLEEP_POWER_COLLAPSE_DISABLED: %x\n", *ptr); - -#ifndef CONFIG_ARCH_MSM_SCORPION - int_info = smem_alloc(SMEM_SMSM_INT_INFO, sizeof(*int_info)); - if (int_info) - pr_info("SMEM_SMSM_INT_INFO %x %x %x\n", - int_info->interrupt_mask, - int_info->pending_interrupts, - int_info->wakeup_reason); - - gpio = smem_alloc(SMEM_GPIO_INT, sizeof(*gpio)); - if (gpio) { - int i; - for (i = 0; i < NUM_GPIO_INT_REGISTERS; i++) - pr_info("SMEM_GPIO_INT: %d: e %x d %x p %x\n", - i, gpio->enabled[i], gpio->detection[i], - gpio->polarity[i]); - - for (i = 0; i < GPIO_SMEM_NUM_GROUPS; i++) - pr_info("SMEM_GPIO_INT: %d: f %d: %d %d...\n", - i, gpio->num_fired[i], gpio->fired[i][0], - gpio->fired[i][1]); - } -#else -#endif - spin_unlock_irqrestore(&smem_lock, flags); -} - diff --git a/arch/arm/mach-msm/smd_private.h b/arch/arm/mach-msm/smd_private.h deleted file mode 100644 index 727bfe6..0000000 --- a/arch/arm/mach-msm/smd_private.h +++ /dev/null @@ -1,403 +0,0 @@ -/* arch/arm/mach-msm/smd_private.h - * - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2007 QUALCOMM Incorporated - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ -#ifndef _ARCH_ARM_MACH_MSM_MSM_SMD_PRIVATE_H_ -#define _ARCH_ARM_MACH_MSM_MSM_SMD_PRIVATE_H_ - -#include <linux/platform_device.h> -#include <linux/spinlock.h> -#include <linux/list.h> -#include <linux/io.h> - -#include <mach/msm_iomap.h> - -struct smem_heap_info { - unsigned initialized; - unsigned free_offset; - unsigned heap_remaining; - unsigned reserved; -}; - -struct smem_heap_entry { - unsigned allocated; - unsigned offset; - unsigned size; - unsigned reserved; -}; - -struct smem_proc_comm { - unsigned command; - unsigned status; - unsigned data1; - unsigned data2; -}; - -#define PC_APPS 0 -#define PC_MODEM 1 - -#define VERSION_SMD 0 -#define VERSION_QDSP6 4 -#define VERSION_APPS_SBL 6 -#define VERSION_MODEM_SBL 7 -#define VERSION_APPS 8 -#define VERSION_MODEM 9 - -struct smem_shared { - struct smem_proc_comm proc_comm[4]; - unsigned version[32]; - struct smem_heap_info heap_info; - struct smem_heap_entry heap_toc[512]; -}; - -#define SMSM_V1_SIZE (sizeof(unsigned) * 8) -#define SMSM_V2_SIZE (sizeof(unsigned) * 4) - -#ifdef CONFIG_MSM_SMD_PKG3 -struct smsm_interrupt_info { - uint32_t interrupt_mask; - uint32_t pending_interrupts; - uint32_t wakeup_reason; -}; -#else -#define DEM_MAX_PORT_NAME_LEN (20) -struct msm_dem_slave_data { - uint32_t sleep_time; - uint32_t interrupt_mask; - uint32_t resources_used; - uint32_t reserved1; - - uint32_t wakeup_reason; - uint32_t pending_interrupts; - uint32_t rpc_prog; - uint32_t rpc_proc; - char smd_port_name[DEM_MAX_PORT_NAME_LEN]; - uint32_t reserved2; -}; -#endif - -#define SZ_DIAG_ERR_MSG 0xC8 -#define ID_DIAG_ERR_MSG SMEM_DIAG_ERR_MESSAGE -#define ID_SMD_CHANNELS SMEM_SMD_BASE_ID -#define ID_SHARED_STATE SMEM_SMSM_SHARED_STATE -#define ID_CH_ALLOC_TBL SMEM_CHANNEL_ALLOC_TBL - -#define SMSM_INIT 0x00000001 -#define SMSM_SMDINIT 0x00000008 -#define SMSM_RPCINIT 0x00000020 -#define SMSM_RESET 0x00000040 -#define SMSM_RSA 0x00000080 -#define SMSM_RUN 0x00000100 -#define SMSM_PWRC 0x00000200 -#define SMSM_TIMEWAIT 0x00000400 -#define SMSM_TIMEINIT 0x00000800 -#define SMSM_PWRC_EARLY_EXIT 0x00001000 -#define SMSM_WFPI 0x00002000 -#define SMSM_SLEEP 0x00004000 -#define SMSM_SLEEPEXIT 0x00008000 -#define SMSM_APPS_REBOOT 0x00020000 -#define SMSM_SYSTEM_POWER_DOWN 0x00040000 -#define SMSM_SYSTEM_REBOOT 0x00080000 -#define SMSM_SYSTEM_DOWNLOAD 0x00100000 -#define SMSM_PWRC_SUSPEND 0x00200000 -#define SMSM_APPS_SHUTDOWN 0x00400000 -#define SMSM_SMD_LOOPBACK 0x00800000 -#define SMSM_RUN_QUIET 0x01000000 -#define SMSM_MODEM_WAIT 0x02000000 -#define SMSM_MODEM_BREAK 0x04000000 -#define SMSM_MODEM_CONTINUE 0x08000000 -#define SMSM_UNKNOWN 0x80000000 - -#define SMSM_WKUP_REASON_RPC 0x00000001 -#define SMSM_WKUP_REASON_INT 0x00000002 -#define SMSM_WKUP_REASON_GPIO 0x00000004 -#define SMSM_WKUP_REASON_TIMER 0x00000008 -#define SMSM_WKUP_REASON_ALARM 0x00000010 -#define SMSM_WKUP_REASON_RESET 0x00000020 - -#ifdef CONFIG_ARCH_MSM7X00A -enum smsm_state_item { - SMSM_STATE_APPS = 1, - SMSM_STATE_MODEM = 3, - SMSM_STATE_COUNT, -}; -#else -enum smsm_state_item { - SMSM_STATE_APPS, - SMSM_STATE_MODEM, - SMSM_STATE_HEXAGON, - SMSM_STATE_APPS_DEM, - SMSM_STATE_MODEM_DEM, - SMSM_STATE_QDSP6_DEM, - SMSM_STATE_POWER_MASTER_DEM, - SMSM_STATE_TIME_MASTER_DEM, - SMSM_STATE_COUNT, -}; -#endif - -void *smem_alloc(unsigned id, unsigned size); -int smsm_change_state(enum smsm_state_item item, uint32_t clear_mask, uint32_t set_mask); -uint32_t smsm_get_state(enum smsm_state_item item); -int smsm_set_sleep_duration(uint32_t delay); -void smsm_print_sleep_info(void); - -#define SMEM_NUM_SMD_CHANNELS 64 - -typedef enum { - /* fixed items */ - SMEM_PROC_COMM = 0, - SMEM_HEAP_INFO, - SMEM_ALLOCATION_TABLE, - SMEM_VERSION_INFO, - SMEM_HW_RESET_DETECT, - SMEM_AARM_WARM_BOOT, - SMEM_DIAG_ERR_MESSAGE, - SMEM_SPINLOCK_ARRAY, - SMEM_MEMORY_BARRIER_LOCATION, - - /* dynamic items */ - SMEM_AARM_PARTITION_TABLE, - SMEM_AARM_BAD_BLOCK_TABLE, - SMEM_RESERVE_BAD_BLOCKS, - SMEM_WM_UUID, - SMEM_CHANNEL_ALLOC_TBL, - SMEM_SMD_BASE_ID, - SMEM_SMEM_LOG_IDX = SMEM_SMD_BASE_ID + SMEM_NUM_SMD_CHANNELS, - SMEM_SMEM_LOG_EVENTS, - SMEM_SMEM_STATIC_LOG_IDX, - SMEM_SMEM_STATIC_LOG_EVENTS, - SMEM_SMEM_SLOW_CLOCK_SYNC, - SMEM_SMEM_SLOW_CLOCK_VALUE, - SMEM_BIO_LED_BUF, - SMEM_SMSM_SHARED_STATE, - SMEM_SMSM_INT_INFO, - SMEM_SMSM_SLEEP_DELAY, - SMEM_SMSM_LIMIT_SLEEP, - SMEM_SLEEP_POWER_COLLAPSE_DISABLED, - SMEM_KEYPAD_KEYS_PRESSED, - SMEM_KEYPAD_STATE_UPDATED, - SMEM_KEYPAD_STATE_IDX, - SMEM_GPIO_INT, - SMEM_MDDI_LCD_IDX, - SMEM_MDDI_HOST_DRIVER_STATE, - SMEM_MDDI_LCD_DISP_STATE, - SMEM_LCD_CUR_PANEL, - SMEM_MARM_BOOT_SEGMENT_INFO, - SMEM_AARM_BOOT_SEGMENT_INFO, - SMEM_SLEEP_STATIC, - SMEM_SCORPION_FREQUENCY, - SMEM_SMD_PROFILES, - SMEM_TSSC_BUSY, - SMEM_HS_SUSPEND_FILTER_INFO, - SMEM_BATT_INFO, - SMEM_APPS_BOOT_MODE, - SMEM_VERSION_FIRST, - SMEM_VERSION_LAST = SMEM_VERSION_FIRST + 24, - SMEM_OSS_RRCASN1_BUF1, - SMEM_OSS_RRCASN1_BUF2, - SMEM_ID_VENDOR0, - SMEM_ID_VENDOR1, - SMEM_ID_VENDOR2, - SMEM_HW_SW_BUILD_ID, - SMEM_SMD_BLOCK_PORT_BASE_ID, - SMEM_SMD_BLOCK_PORT_PROC0_HEAP = SMEM_SMD_BLOCK_PORT_BASE_ID + SMEM_NUM_SMD_CHANNELS, - SMEM_SMD_BLOCK_PORT_PROC1_HEAP = SMEM_SMD_BLOCK_PORT_PROC0_HEAP + SMEM_NUM_SMD_CHANNELS, - SMEM_I2C_MUTEX = SMEM_SMD_BLOCK_PORT_PROC1_HEAP + SMEM_NUM_SMD_CHANNELS, - SMEM_SCLK_CONVERSION, - SMEM_SMD_SMSM_INTR_MUX, - SMEM_SMSM_CPU_INTR_MASK, - SMEM_APPS_DEM_SLAVE_DATA, - SMEM_QDSP6_DEM_SLAVE_DATA, - SMEM_CLKREGIM_BSP, - SMEM_CLKREGIM_SOURCES, - SMEM_SMD_FIFO_BASE_ID, - SMEM_USABLE_RAM_PARTITION_TABLE = SMEM_SMD_FIFO_BASE_ID + SMEM_NUM_SMD_CHANNELS, - SMEM_POWER_ON_STATUS_INFO, - SMEM_DAL_AREA, - SMEM_SMEM_LOG_POWER_IDX, - SMEM_SMEM_LOG_POWER_WRAP, - SMEM_SMEM_LOG_POWER_EVENTS, - SMEM_ERR_CRASH_LOG, - SMEM_ERR_F3_TRACE_LOG, - SMEM_NUM_ITEMS, -} smem_mem_type; - - -#define SMD_SS_CLOSED 0x00000000 -#define SMD_SS_OPENING 0x00000001 -#define SMD_SS_OPENED 0x00000002 -#define SMD_SS_FLUSHING 0x00000003 -#define SMD_SS_CLOSING 0x00000004 -#define SMD_SS_RESET 0x00000005 -#define SMD_SS_RESET_OPENING 0x00000006 - -#define SMD_BUF_SIZE 8192 -#define SMD_CHANNELS 64 - -#define SMD_HEADER_SIZE 20 - -struct smd_alloc_elm { - char name[20]; - uint32_t cid; - uint32_t ctype; - uint32_t ref_count; -}; - -struct smd_half_channel { - unsigned state; - unsigned char fDSR; - unsigned char fCTS; - unsigned char fCD; - unsigned char fRI; - unsigned char fHEAD; - unsigned char fTAIL; - unsigned char fSTATE; - unsigned char fUNUSED; - unsigned tail; - unsigned head; -} __attribute__(( aligned(4), packed )); - -/* Only used on SMD package v3 on msm7201a */ -struct smd_shared_v1 { - struct smd_half_channel ch0; - unsigned char data0[SMD_BUF_SIZE]; - struct smd_half_channel ch1; - unsigned char data1[SMD_BUF_SIZE]; -}; - -/* Used on SMD package v4 */ -struct smd_shared_v2 { - struct smd_half_channel ch0; - struct smd_half_channel ch1; -}; - -struct smd_channel { - volatile struct smd_half_channel *send; - volatile struct smd_half_channel *recv; - unsigned char *send_data; - unsigned char *recv_data; - - unsigned fifo_mask; - unsigned fifo_size; - unsigned current_packet; - unsigned n; - - struct list_head ch_list; - - void *priv; - void (*notify)(void *priv, unsigned flags); - - int (*read)(struct smd_channel *ch, void *data, int len); - int (*write)(struct smd_channel *ch, const void *data, int len); - int (*read_avail)(struct smd_channel *ch); - int (*write_avail)(struct smd_channel *ch); - - void (*update_state)(struct smd_channel *ch); - unsigned last_state; - void (*notify_other_cpu)(void); - unsigned type; - - char name[32]; - struct platform_device pdev; -}; - -#define SMD_TYPE_MASK 0x0FF -#define SMD_TYPE_APPS_MODEM 0x000 -#define SMD_TYPE_APPS_DSP 0x001 -#define SMD_TYPE_MODEM_DSP 0x002 - -#define SMD_KIND_MASK 0xF00 -#define SMD_KIND_UNKNOWN 0x000 -#define SMD_KIND_STREAM 0x100 -#define SMD_KIND_PACKET 0x200 - -extern struct list_head smd_ch_closed_list; -extern struct list_head smd_ch_list_modem; -extern struct list_head smd_ch_list_dsp; - -extern spinlock_t smd_lock; -extern spinlock_t smem_lock; - -void *smem_find(unsigned id, unsigned size); -void *smem_item(unsigned id, unsigned *size); -uint32_t raw_smsm_get_state(enum smsm_state_item item); - -extern void msm_init_last_radio_log(struct module *); - -#ifdef CONFIG_MSM_SMD_PKG3 -/* - * This allocator assumes an SMD Package v3 which only exists on - * MSM7x00 SoC's. - */ -static inline int _smd_alloc_channel(struct smd_channel *ch) -{ - struct smd_shared_v1 *shared1; - - shared1 = smem_alloc(ID_SMD_CHANNELS + ch->n, sizeof(*shared1)); - if (!shared1) { - pr_err("smd_alloc_channel() cid %d does not exist\n", ch->n); - return -1; - } - ch->send = &shared1->ch0; - ch->recv = &shared1->ch1; - ch->send_data = shared1->data0; - ch->recv_data = shared1->data1; - ch->fifo_size = SMD_BUF_SIZE; - return 0; -} -#else -/* - * This allocator assumes an SMD Package v4, the most common - * and the default. - */ -static inline int _smd_alloc_channel(struct smd_channel *ch) -{ - struct smd_shared_v2 *shared2; - void *buffer; - unsigned buffer_sz; - - shared2 = smem_alloc(SMEM_SMD_BASE_ID + ch->n, sizeof(*shared2)); - buffer = smem_item(SMEM_SMD_FIFO_BASE_ID + ch->n, &buffer_sz); - - if (!buffer) - return -1; - - /* buffer must be a power-of-two size */ - if (buffer_sz & (buffer_sz - 1)) - return -1; - - buffer_sz /= 2; - ch->send = &shared2->ch0; - ch->recv = &shared2->ch1; - ch->send_data = buffer; - ch->recv_data = buffer + buffer_sz; - ch->fifo_size = buffer_sz; - return 0; -} -#endif /* CONFIG_MSM_SMD_PKG3 */ - -#if defined(CONFIG_ARCH_MSM7X30) -static inline void msm_a2m_int(uint32_t irq) -{ - writel(1 << irq, MSM_GCC_BASE + 0x8); -} -#else -static inline void msm_a2m_int(uint32_t irq) -{ - writel(1, MSM_CSR_BASE + 0x400 + (irq * 4)); -} -#endif /* CONFIG_ARCH_MSM7X30 */ - - -#endif diff --git a/arch/arm/mach-msm/vreg.c b/arch/arm/mach-msm/vreg.c deleted file mode 100644 index bd66ed0..0000000 --- a/arch/arm/mach-msm/vreg.c +++ /dev/null @@ -1,220 +0,0 @@ -/* arch/arm/mach-msm/vreg.c - * - * Copyright (C) 2008 Google, Inc. - * Copyright (c) 2009, Code Aurora Forum. All rights reserved. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/device.h> -#include <linux/init.h> -#include <linux/debugfs.h> -#include <linux/module.h> -#include <linux/string.h> -#include <mach/vreg.h> - -#include "proc_comm.h" - -struct vreg { - const char *name; - unsigned id; - int status; - unsigned refcnt; -}; - -#define VREG(_name, _id, _status, _refcnt) \ - { .name = _name, .id = _id, .status = _status, .refcnt = _refcnt } - -static struct vreg vregs[] = { - VREG("msma", 0, 0, 0), - VREG("msmp", 1, 0, 0), - VREG("msme1", 2, 0, 0), - VREG("msmc1", 3, 0, 0), - VREG("msmc2", 4, 0, 0), - VREG("gp3", 5, 0, 0), - VREG("msme2", 6, 0, 0), - VREG("gp4", 7, 0, 0), - VREG("gp1", 8, 0, 0), - VREG("tcxo", 9, 0, 0), - VREG("pa", 10, 0, 0), - VREG("rftx", 11, 0, 0), - VREG("rfrx1", 12, 0, 0), - VREG("rfrx2", 13, 0, 0), - VREG("synt", 14, 0, 0), - VREG("wlan", 15, 0, 0), - VREG("usb", 16, 0, 0), - VREG("boost", 17, 0, 0), - VREG("mmc", 18, 0, 0), - VREG("ruim", 19, 0, 0), - VREG("msmc0", 20, 0, 0), - VREG("gp2", 21, 0, 0), - VREG("gp5", 22, 0, 0), - VREG("gp6", 23, 0, 0), - VREG("rf", 24, 0, 0), - VREG("rf_vco", 26, 0, 0), - VREG("mpll", 27, 0, 0), - VREG("s2", 28, 0, 0), - VREG("s3", 29, 0, 0), - VREG("rfubm", 30, 0, 0), - VREG("ncp", 31, 0, 0), - VREG("gp7", 32, 0, 0), - VREG("gp8", 33, 0, 0), - VREG("gp9", 34, 0, 0), - VREG("gp10", 35, 0, 0), - VREG("gp11", 36, 0, 0), - VREG("gp12", 37, 0, 0), - VREG("gp13", 38, 0, 0), - VREG("gp14", 39, 0, 0), - VREG("gp15", 40, 0, 0), - VREG("gp16", 41, 0, 0), - VREG("gp17", 42, 0, 0), - VREG("s4", 43, 0, 0), - VREG("usb2", 44, 0, 0), - VREG("wlan2", 45, 0, 0), - VREG("xo_out", 46, 0, 0), - VREG("lvsw0", 47, 0, 0), - VREG("lvsw1", 48, 0, 0), -}; - -struct vreg *vreg_get(struct device *dev, const char *id) -{ - int n; - for (n = 0; n < ARRAY_SIZE(vregs); n++) { - if (!strcmp(vregs[n].name, id)) - return vregs + n; - } - return ERR_PTR(-ENOENT); -} - -void vreg_put(struct vreg *vreg) -{ -} - -int vreg_enable(struct vreg *vreg) -{ - unsigned id = vreg->id; - unsigned enable = 1; - - if (vreg->refcnt == 0) - vreg->status = msm_proc_comm(PCOM_VREG_SWITCH, &id, &enable); - - if ((vreg->refcnt < UINT_MAX) && (!vreg->status)) - vreg->refcnt++; - - return vreg->status; -} - -int vreg_disable(struct vreg *vreg) -{ - unsigned id = vreg->id; - unsigned enable = 0; - - if (!vreg->refcnt) - return 0; - - if (vreg->refcnt == 1) - vreg->status = msm_proc_comm(PCOM_VREG_SWITCH, &id, &enable); - - if (!vreg->status) - vreg->refcnt--; - - return vreg->status; -} - -int vreg_set_level(struct vreg *vreg, unsigned mv) -{ - unsigned id = vreg->id; - - vreg->status = msm_proc_comm(PCOM_VREG_SET_LEVEL, &id, &mv); - return vreg->status; -} - -#if defined(CONFIG_DEBUG_FS) - -static int vreg_debug_set(void *data, u64 val) -{ - struct vreg *vreg = data; - switch (val) { - case 0: - vreg_disable(vreg); - break; - case 1: - vreg_enable(vreg); - break; - default: - vreg_set_level(vreg, val); - break; - } - return 0; -} - -static int vreg_debug_get(void *data, u64 *val) -{ - struct vreg *vreg = data; - - if (!vreg->status) - *val = 0; - else - *val = 1; - - return 0; -} - -static int vreg_debug_count_set(void *data, u64 val) -{ - struct vreg *vreg = data; - if (val > UINT_MAX) - val = UINT_MAX; - vreg->refcnt = val; - return 0; -} - -static int vreg_debug_count_get(void *data, u64 *val) -{ - struct vreg *vreg = data; - - *val = vreg->refcnt; - - return 0; -} - -DEFINE_SIMPLE_ATTRIBUTE(vreg_fops, vreg_debug_get, vreg_debug_set, "%llu\n"); -DEFINE_SIMPLE_ATTRIBUTE(vreg_count_fops, vreg_debug_count_get, - vreg_debug_count_set, "%llu\n"); - -static int __init vreg_debug_init(void) -{ - struct dentry *dent; - int n; - char name[32]; - const char *refcnt_name = "_refcnt"; - - dent = debugfs_create_dir("vreg", 0); - if (IS_ERR(dent)) - return 0; - - for (n = 0; n < ARRAY_SIZE(vregs); n++) { - (void) debugfs_create_file(vregs[n].name, 0644, - dent, vregs + n, &vreg_fops); - - strlcpy(name, vregs[n].name, sizeof(name)); - strlcat(name, refcnt_name, sizeof(name)); - (void) debugfs_create_file(name, 0644, - dent, vregs + n, &vreg_count_fops); - } - - return 0; -} - -device_initcall(vreg_debug_init); -#endif diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c index 445e553..097ea4c 100644 --- a/arch/arm/mach-mv78xx0/pcie.c +++ b/arch/arm/mach-mv78xx0/pcie.c @@ -197,17 +197,13 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL, PCI_ANY_ID, rc_pci_fixup); static struct pci_bus __init * mv78xx0_pcie_scan_bus(int nr, struct pci_sys_data *sys) { - struct pci_bus *bus; - - if (nr < num_pcie_ports) { - bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys, - &sys->resources); - } else { - bus = NULL; + if (nr >= num_pcie_ports) { BUG(); + return NULL; } - return bus; + return pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys, + &sys->resources); } static int __init mv78xx0_pcie_map_irq(const struct pci_dev *dev, u8 slot, diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig index c1e4567..9747316 100644 --- a/arch/arm/mach-mvebu/Kconfig +++ b/arch/arm/mach-mvebu/Kconfig @@ -64,6 +64,20 @@ config MACH_ARMADA_38X Say 'Y' here if you want your kernel to support boards based on the Marvell Armada 380/385 SoC with device tree. +config MACH_ARMADA_39X + bool "Marvell Armada 39x boards" if ARCH_MULTI_V7 + select ARM_GIC + select ARMADA_39X_CLK + select CACHE_L2X0 + select HAVE_ARM_SCU + select HAVE_ARM_TWD if SMP + select HAVE_SMP + select MACH_MVEBU_V7 + select PINCTRL_ARMADA_39X + help + Say 'Y' here if you want your kernel to support boards based + on the Marvell Armada 39x SoC with device tree. + config MACH_ARMADA_XP bool "Marvell Armada XP boards" if ARCH_MULTI_V7 select ARMADA_XP_CLK diff --git a/arch/arm/mach-mvebu/board-v7.c b/arch/arm/mach-mvebu/board-v7.c index 89a139e..afee908 100644 --- a/arch/arm/mach-mvebu/board-v7.c +++ b/arch/arm/mach-mvebu/board-v7.c @@ -184,7 +184,7 @@ static void __init mvebu_dt_init(void) of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } -static const char * const armada_370_xp_dt_compat[] = { +static const char * const armada_370_xp_dt_compat[] __initconst = { "marvell,armada-370-xp", NULL, }; @@ -205,7 +205,7 @@ DT_MACHINE_START(ARMADA_370_XP_DT, "Marvell Armada 370/XP (Device Tree)") .dt_compat = armada_370_xp_dt_compat, MACHINE_END -static const char * const armada_375_dt_compat[] = { +static const char * const armada_375_dt_compat[] __initconst = { "marvell,armada375", NULL, }; @@ -219,7 +219,7 @@ DT_MACHINE_START(ARMADA_375_DT, "Marvell Armada 375 (Device Tree)") .dt_compat = armada_375_dt_compat, MACHINE_END -static const char * const armada_38x_dt_compat[] = { +static const char * const armada_38x_dt_compat[] __initconst = { "marvell,armada380", "marvell,armada385", NULL, @@ -232,3 +232,17 @@ DT_MACHINE_START(ARMADA_38X_DT, "Marvell Armada 380/385 (Device Tree)") .restart = mvebu_restart, .dt_compat = armada_38x_dt_compat, MACHINE_END + +static const char * const armada_39x_dt_compat[] __initconst = { + "marvell,armada390", + "marvell,armada398", + NULL, +}; + +DT_MACHINE_START(ARMADA_39X_DT, "Marvell Armada 39x (Device Tree)") + .l2c_aux_val = 0, + .l2c_aux_mask = ~0, + .init_irq = mvebu_init_irq, + .restart = mvebu_restart, + .dt_compat = armada_39x_dt_compat, +MACHINE_END diff --git a/arch/arm/mach-mvebu/dove.c b/arch/arm/mach-mvebu/dove.c index b50464e..5a17415 100644 --- a/arch/arm/mach-mvebu/dove.c +++ b/arch/arm/mach-mvebu/dove.c @@ -27,7 +27,7 @@ static void __init dove_init(void) of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } -static const char * const dove_dt_compat[] = { +static const char * const dove_dt_compat[] __initconst = { "marvell,dove", NULL }; diff --git a/arch/arm/mach-mvebu/kirkwood.c b/arch/arm/mach-mvebu/kirkwood.c index 6b53108..925f75f 100644 --- a/arch/arm/mach-mvebu/kirkwood.c +++ b/arch/arm/mach-mvebu/kirkwood.c @@ -186,7 +186,7 @@ static void __init kirkwood_dt_init(void) of_platform_populate(NULL, of_default_bus_match_table, auxdata, NULL); } -static const char * const kirkwood_dt_board_compat[] = { +static const char * const kirkwood_dt_board_compat[] __initconst = { "marvell,kirkwood", NULL }; diff --git a/arch/arm/mach-mvebu/platsmp-a9.c b/arch/arm/mach-mvebu/platsmp-a9.c index 2ec1a42..df0a9cc 100644 --- a/arch/arm/mach-mvebu/platsmp-a9.c +++ b/arch/arm/mach-mvebu/platsmp-a9.c @@ -110,3 +110,5 @@ CPU_METHOD_OF_DECLARE(mvebu_armada_375_smp, "marvell,armada-375-smp", &mvebu_cortex_a9_smp_ops); CPU_METHOD_OF_DECLARE(mvebu_armada_380_smp, "marvell,armada-380-smp", &armada_38x_smp_ops); +CPU_METHOD_OF_DECLARE(mvebu_armada_390_smp, "marvell,armada-390-smp", + &armada_38x_smp_ops); diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c index 34b4c00..dd94567 100644 --- a/arch/arm/mach-omap1/pm.c +++ b/arch/arm/mach-omap1/pm.c @@ -71,13 +71,7 @@ static unsigned int mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_SIZE]; static unsigned int mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_SIZE]; static unsigned int mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_SIZE]; -#ifndef CONFIG_OMAP_32K_TIMER - -static unsigned short enable_dyn_sleep = 0; - -#else - -static unsigned short enable_dyn_sleep = 1; +static unsigned short enable_dyn_sleep; static ssize_t idle_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) @@ -90,8 +84,9 @@ static ssize_t idle_store(struct kobject *kobj, struct kobj_attribute *attr, { unsigned short value; if (sscanf(buf, "%hu", &value) != 1 || - (value != 0 && value != 1)) { - printk(KERN_ERR "idle_sleep_store: Invalid value\n"); + (value != 0 && value != 1) || + (value != 0 && !IS_ENABLED(CONFIG_OMAP_32K_TIMER))) { + pr_err("idle_sleep_store: Invalid value\n"); return -EINVAL; } enable_dyn_sleep = value; @@ -101,7 +96,6 @@ static ssize_t idle_store(struct kobject *kobj, struct kobj_attribute *attr, static struct kobj_attribute sleep_while_idle_attr = __ATTR(sleep_while_idle, 0644, idle_show, idle_store); -#endif static void (*omap_sram_suspend)(unsigned long r0, unsigned long r1) = NULL; @@ -115,16 +109,11 @@ void omap1_pm_idle(void) { extern __u32 arm_idlect1_mask; __u32 use_idlect1 = arm_idlect1_mask; - int do_sleep = 0; local_fiq_disable(); #if defined(CONFIG_OMAP_MPU_TIMER) && !defined(CONFIG_OMAP_DM_TIMER) -#warning Enable 32kHz OS timer in order to allow sleep states in idle use_idlect1 = use_idlect1 & ~(1 << 9); -#else - if (enable_dyn_sleep) - do_sleep = 1; #endif #ifdef CONFIG_OMAP_DM_TIMER @@ -134,10 +123,12 @@ void omap1_pm_idle(void) if (omap_dma_running()) use_idlect1 &= ~(1 << 6); - /* We should be able to remove the do_sleep variable and multiple + /* + * We should be able to remove the do_sleep variable and multiple * tests above as soon as drivers, timer and DMA code have been fixed. - * Even the sleep block count should become obsolete. */ - if ((use_idlect1 != ~0) || !do_sleep) { + * Even the sleep block count should become obsolete. + */ + if ((use_idlect1 != ~0) || !enable_dyn_sleep) { __u32 saved_idlect1 = omap_readl(ARM_IDLECT1); if (cpu_is_omap15xx()) @@ -635,15 +626,25 @@ static const struct platform_suspend_ops omap_pm_ops = { static int __init omap_pm_init(void) { - -#ifdef CONFIG_OMAP_32K_TIMER - int error; -#endif + int error = 0; if (!cpu_class_is_omap1()) return -ENODEV; - printk("Power Management for TI OMAP.\n"); + pr_info("Power Management for TI OMAP.\n"); + + if (!IS_ENABLED(CONFIG_OMAP_32K_TIMER)) + pr_info("OMAP1 PM: sleep states in idle disabled due to no 32KiHz timer\n"); + + if (!IS_ENABLED(CONFIG_OMAP_DM_TIMER)) + pr_info("OMAP1 PM: sleep states in idle disabled due to no DMTIMER support\n"); + + if (IS_ENABLED(CONFIG_OMAP_32K_TIMER) && + IS_ENABLED(CONFIG_OMAP_DM_TIMER)) { + /* OMAP16xx only */ + pr_info("OMAP1 PM: sleep states in idle enabled\n"); + enable_dyn_sleep = 1; + } /* * We copy the assembler sleep/wakeup routines to SRAM. @@ -693,17 +694,15 @@ static int __init omap_pm_init(void) omap_pm_init_debugfs(); #endif -#ifdef CONFIG_OMAP_32K_TIMER error = sysfs_create_file(power_kobj, &sleep_while_idle_attr.attr); if (error) printk(KERN_ERR "sysfs_create_file failed: %d\n", error); -#endif if (cpu_is_omap16xx()) { /* configure LOW_PWR pin */ omap_cfg_reg(T20_1610_LOW_PWR); } - return 0; + return error; } __initcall(omap_pm_init); diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 2b8e477..3e4b4ae 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -69,6 +69,7 @@ config SOC_DRA7XX select ARM_GIC select HAVE_ARM_ARCH_TIMER select IRQ_CROSSBAR + select ARM_ERRATA_798181 if SMP config ARCH_OMAP2PLUS bool @@ -175,12 +176,6 @@ config MACH_OMAP3_BEAGLE default y select OMAP_PACKAGE_CBB -config MACH_DEVKIT8000 - bool "DEVKIT8000 board" - depends on ARCH_OMAP3 - default y - select OMAP_PACKAGE_CUS - config MACH_OMAP_LDP bool "OMAP3 LDP board" depends on ARCH_OMAP3 @@ -225,12 +220,6 @@ config MACH_OMAP3_PANDORA select OMAP_PACKAGE_CBB select REGULATOR_FIXED_VOLTAGE if REGULATOR -config MACH_TOUCHBOOK - bool "OMAP3 Touch Book" - depends on ARCH_OMAP3 - default y - select OMAP_PACKAGE_CBB - config MACH_NOKIA_N810 bool @@ -260,12 +249,6 @@ config MACH_CM_T35 config MACH_CM_T3730 bool -config MACH_SBC3530 - bool "OMAP3 SBC STALKER board" - depends on ARCH_OMAP3 - default y - select OMAP_PACKAGE_CUS - config OMAP3_SDRC_AC_TIMING bool "Enable SDRC AC timing register changes" depends on ARCH_OMAP3 @@ -278,27 +261,6 @@ config OMAP3_SDRC_AC_TIMING wish to say no. Selecting yes without understanding what is going on could result in system crashes; -config OMAP4_ERRATA_I688 - bool "OMAP4 errata: Async Bridge Corruption" - depends on (ARCH_OMAP4 || SOC_OMAP5) && !ARCH_MULTIPLATFORM - select ARCH_HAS_BARRIERS - help - If a data is stalled inside asynchronous bridge because of back - pressure, it may be accepted multiple times, creating pointer - misalignment that will corrupt next transfers on that data path - until next reset of the system (No recovery procedure once the - issue is hit, the path remains consistently broken). Async bridge - can be found on path between MPU to EMIF and MPU to L3 interconnect. - This situation can happen only when the idle is initiated by a - Master Request Disconnection (which is trigged by software when - executing WFI on CPU). - The work-around for this errata needs all the initiators connected - through async bridge must ensure that data path is properly drained - before issuing WFI. This condition will be met if one Strongly ordered - access is performed to the target right before executing the WFI. - In MPU case, L3 T2ASYNC FIFO and DDR T2ASYNC FIFO needs to be drained. - IO barrier ensure that there is no synchronisation loss on initiators - operating on both interconnect port simultaneously. endmenu endif diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index b83f18f..ec002bd 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -243,7 +243,6 @@ obj-$(CONFIG_SOC_OMAP2420) += msdi.o # Specific board support obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o pdata-quirks.o obj-$(CONFIG_MACH_OMAP3_BEAGLE) += board-omap3beagle.o -obj-$(CONFIG_MACH_DEVKIT8000) += board-devkit8000.o obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o obj-$(CONFIG_MACH_OMAP3530_LV_SOM) += board-omap3logic.o obj-$(CONFIG_MACH_OMAP3_TORPEDO) += board-omap3logic.o @@ -254,9 +253,6 @@ obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o sdram-nokia.o obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51-peripherals.o obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51-video.o obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o -obj-$(CONFIG_MACH_TOUCHBOOK) += board-omap3touchbook.o - -obj-$(CONFIG_MACH_SBC3530) += board-omap3stalker.o # Platform specific device init code diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 91738a1..b5dfbc1 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -492,51 +492,36 @@ static struct twl4030_platform_data cm_t35_twldata = { #include <media/omap3isp.h> #include "devices.h" -static struct i2c_board_info cm_t35_isp_i2c_boardinfo[] = { +static struct isp_platform_subdev cm_t35_isp_subdevs[] = { { - I2C_BOARD_INFO("mt9t001", 0x5d), - }, - { - I2C_BOARD_INFO("tvp5150", 0x5c), - }, -}; - -static struct isp_subdev_i2c_board_info cm_t35_isp_primary_subdevs[] = { - { - .board_info = &cm_t35_isp_i2c_boardinfo[0], - .i2c_adapter_id = 3, - }, - { NULL, 0, }, -}; - -static struct isp_subdev_i2c_board_info cm_t35_isp_secondary_subdevs[] = { - { - .board_info = &cm_t35_isp_i2c_boardinfo[1], + .board_info = &(struct i2c_board_info){ + I2C_BOARD_INFO("mt9t001", 0x5d) + }, .i2c_adapter_id = 3, - }, - { NULL, 0, }, -}; - -static struct isp_v4l2_subdevs_group cm_t35_isp_subdevs[] = { - { - .subdevs = cm_t35_isp_primary_subdevs, - .interface = ISP_INTERFACE_PARALLEL, - .bus = { - .parallel = { - .clk_pol = 1, + .bus = &(struct isp_bus_cfg){ + .interface = ISP_INTERFACE_PARALLEL, + .bus = { + .parallel = { + .clk_pol = 1, + }, }, }, }, { - .subdevs = cm_t35_isp_secondary_subdevs, - .interface = ISP_INTERFACE_PARALLEL, - .bus = { - .parallel = { - .clk_pol = 0, + .board_info = &(struct i2c_board_info){ + I2C_BOARD_INFO("tvp5150", 0x5c), + }, + .i2c_adapter_id = 3, + .bus = &(struct isp_bus_cfg){ + .interface = ISP_INTERFACE_PARALLEL, + .bus = { + .parallel = { + .clk_pol = 0, + }, }, }, }, - { NULL, 0, }, + { 0 }, }; static struct isp_platform_data cm_t35_isp_pdata = { diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c deleted file mode 100644 index d8e4f34..0000000 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ /dev/null @@ -1,654 +0,0 @@ -/* - * board-devkit8000.c - TimLL Devkit8000 - * - * Copyright (C) 2009 Kim Botherway - * Copyright (C) 2010 Thomas Weber - * - * Modified from mach-omap2/board-omap3beagle.c - * - * Initial code: Syed Mohammed Khasim - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/leds.h> -#include <linux/gpio.h> -#include <linux/input.h> -#include <linux/gpio_keys.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/nand.h> -#include <linux/mmc/host.h> -#include <linux/usb/phy.h> - -#include <linux/regulator/machine.h> -#include <linux/i2c/twl.h> -#include "id.h" -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/flash.h> - -#include "common.h" -#include "gpmc.h" -#include <linux/platform_data/mtd-nand-omap2.h> -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#include <linux/platform_data/spi-omap2-mcspi.h> -#include <linux/input/matrix_keypad.h> -#include <linux/spi/spi.h> -#include <linux/dm9000.h> -#include <linux/interrupt.h> - -#include "sdram-micron-mt46h32m32lf-6.h" -#include "mux.h" -#include "hsmmc.h" -#include "board-flash.h" -#include "common-board-devices.h" - -#define NAND_CS 0 - -#define OMAP_DM9000_GPIO_IRQ 25 -#define OMAP3_DEVKIT_TS_GPIO 27 - -static struct mtd_partition devkit8000_nand_partitions[] = { - /* All the partition sizes are listed in terms of NAND block size */ - { - .name = "X-Loader", - .offset = 0, - .size = 4 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "U-Boot", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ - .size = 15 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "U-Boot Env", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ - .size = 1 * NAND_BLOCK_SIZE, - }, - { - .name = "Kernel", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ - .size = 32 * NAND_BLOCK_SIZE, - }, - { - .name = "File System", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ - .size = MTDPART_SIZ_FULL, - }, -}; - -static struct omap2_hsmmc_info mmc[] = { - { - .mmc = 1, - .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, - .gpio_wp = 29, - .deferred = true, - }, - {} /* Terminator */ -}; - -static struct regulator_consumer_supply devkit8000_vmmc1_supply[] = { - REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), -}; - -/* ads7846 on SPI */ -static struct regulator_consumer_supply devkit8000_vio_supply[] = { - REGULATOR_SUPPLY("vcc", "spi2.0"), -}; - -static const struct display_timing devkit8000_lcd_videomode = { - .pixelclock = { 0, 40000000, 0 }, - - .hactive = { 0, 800, 0 }, - .hfront_porch = { 0, 1, 0 }, - .hback_porch = { 0, 1, 0 }, - .hsync_len = { 0, 48, 0 }, - - .vactive = { 0, 480, 0 }, - .vfront_porch = { 0, 12, 0 }, - .vback_porch = { 0, 25, 0 }, - .vsync_len = { 0, 3, 0 }, - - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, -}; - -static struct panel_dpi_platform_data devkit8000_lcd_pdata = { - .name = "lcd", - .source = "dpi.0", - - .data_lines = 24, - - .display_timing = &devkit8000_lcd_videomode, - - .enable_gpio = -1, /* filled in code */ - .backlight_gpio = -1, -}; - -static struct platform_device devkit8000_lcd_device = { - .name = "panel-dpi", - .id = 0, - .dev.platform_data = &devkit8000_lcd_pdata, -}; - -static struct connector_dvi_platform_data devkit8000_dvi_connector_pdata = { - .name = "dvi", - .source = "tfp410.0", - .i2c_bus_num = 1, -}; - -static struct platform_device devkit8000_dvi_connector_device = { - .name = "connector-dvi", - .id = 0, - .dev.platform_data = &devkit8000_dvi_connector_pdata, -}; - -static struct encoder_tfp410_platform_data devkit8000_tfp410_pdata = { - .name = "tfp410.0", - .source = "dpi.0", - .data_lines = 24, - .power_down_gpio = -1, /* filled in code */ -}; - -static struct platform_device devkit8000_tfp410_device = { - .name = "tfp410", - .id = 0, - .dev.platform_data = &devkit8000_tfp410_pdata, -}; - -static struct connector_atv_platform_data devkit8000_tv_pdata = { - .name = "tv", - .source = "venc.0", - .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, - .invert_polarity = false, -}; - -static struct platform_device devkit8000_tv_connector_device = { - .name = "connector-analog-tv", - .id = 0, - .dev.platform_data = &devkit8000_tv_pdata, -}; - -static struct omap_dss_board_info devkit8000_dss_data = { - .default_display_name = "lcd", -}; - -static uint32_t board_keymap[] = { - KEY(0, 0, KEY_1), - KEY(1, 0, KEY_2), - KEY(2, 0, KEY_3), - KEY(0, 1, KEY_4), - KEY(1, 1, KEY_5), - KEY(2, 1, KEY_6), - KEY(3, 1, KEY_F5), - KEY(0, 2, KEY_7), - KEY(1, 2, KEY_8), - KEY(2, 2, KEY_9), - KEY(3, 2, KEY_F6), - KEY(0, 3, KEY_F7), - KEY(1, 3, KEY_0), - KEY(2, 3, KEY_F8), - PERSISTENT_KEY(4, 5), - KEY(4, 4, KEY_VOLUMEUP), - KEY(5, 5, KEY_VOLUMEDOWN), - 0 -}; - -static struct matrix_keymap_data board_map_data = { - .keymap = board_keymap, - .keymap_size = ARRAY_SIZE(board_keymap), -}; - -static struct twl4030_keypad_data devkit8000_kp_data = { - .keymap_data = &board_map_data, - .rows = 6, - .cols = 6, - .rep = 1, -}; - -static struct gpio_led gpio_leds[]; - -static int devkit8000_twl_gpio_setup(struct device *dev, - unsigned gpio, unsigned ngpio) -{ - /* gpio + 0 is "mmc0_cd" (input/IRQ) */ - mmc[0].gpio_cd = gpio + 0; - omap_hsmmc_late_init(mmc); - - /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ - gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; - - /* TWL4030_GPIO_MAX + 0 is "LCD_PWREN" (out, active high) */ - devkit8000_lcd_pdata.enable_gpio = gpio + TWL4030_GPIO_MAX + 0; - - /* gpio + 7 is "DVI_PD" (out, active low) */ - devkit8000_tfp410_pdata.power_down_gpio = gpio + 7; - - return 0; -} - -static struct twl4030_gpio_platform_data devkit8000_gpio_data = { - .use_leds = true, - .pulldowns = BIT(1) | BIT(2) | BIT(6) | BIT(8) | BIT(13) - | BIT(15) | BIT(16) | BIT(17), - .setup = devkit8000_twl_gpio_setup, -}; - -static struct regulator_consumer_supply devkit8000_vpll1_supplies[] = { - REGULATOR_SUPPLY("vdds_dsi", "omapdss"), - REGULATOR_SUPPLY("vdds_dsi", "omapdss_dpi.0"), - REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"), -}; - -/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ -static struct regulator_init_data devkit8000_vmmc1 = { - .constraints = { - .min_uV = 1850000, - .max_uV = 3150000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(devkit8000_vmmc1_supply), - .consumer_supplies = devkit8000_vmmc1_supply, -}; - -/* VPLL1 for digital video outputs */ -static struct regulator_init_data devkit8000_vpll1 = { - .constraints = { - .min_uV = 1800000, - .max_uV = 1800000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(devkit8000_vpll1_supplies), - .consumer_supplies = devkit8000_vpll1_supplies, -}; - -/* VAUX4 for ads7846 and nubs */ -static struct regulator_init_data devkit8000_vio = { - .constraints = { - .min_uV = 1800000, - .max_uV = 1800000, - .apply_uV = true, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(devkit8000_vio_supply), - .consumer_supplies = devkit8000_vio_supply, -}; - -static struct twl4030_platform_data devkit8000_twldata = { - /* platform_data for children goes here */ - .gpio = &devkit8000_gpio_data, - .vmmc1 = &devkit8000_vmmc1, - .vpll1 = &devkit8000_vpll1, - .vio = &devkit8000_vio, - .keypad = &devkit8000_kp_data, -}; - -static int __init devkit8000_i2c_init(void) -{ - omap3_pmic_get_config(&devkit8000_twldata, - TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO, - TWL_COMMON_REGULATOR_VDAC); - omap3_pmic_init("tps65930", &devkit8000_twldata); - /* Bus 3 is attached to the DVI port where devices like the pico DLP - * projector don't work reliably with 400kHz */ - omap_register_i2c_bus(3, 400, NULL, 0); - return 0; -} - -static struct gpio_led gpio_leds[] = { - { - .name = "led1", - .default_trigger = "heartbeat", - .gpio = 186, - .active_low = true, - }, - { - .name = "led2", - .default_trigger = "mmc0", - .gpio = 163, - .active_low = true, - }, - { - .name = "ledB", - .default_trigger = "none", - .gpio = 153, - .active_low = true, - }, - { - .name = "led3", - .default_trigger = "none", - .gpio = 164, - .active_low = true, - }, -}; - -static struct gpio_led_platform_data gpio_led_info = { - .leds = gpio_leds, - .num_leds = ARRAY_SIZE(gpio_leds), -}; - -static struct platform_device leds_gpio = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &gpio_led_info, - }, -}; - -static struct gpio_keys_button gpio_buttons[] = { - { - .code = BTN_EXTRA, - .gpio = 26, - .desc = "user", - .wakeup = 1, - }, -}; - -static struct gpio_keys_platform_data gpio_key_info = { - .buttons = gpio_buttons, - .nbuttons = ARRAY_SIZE(gpio_buttons), -}; - -static struct platform_device keys_gpio = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &gpio_key_info, - }, -}; - -#define OMAP_DM9000_BASE 0x2c000000 - -static struct resource omap_dm9000_resources[] = { - [0] = { - .start = OMAP_DM9000_BASE, - .end = (OMAP_DM9000_BASE + 0x4 - 1), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = (OMAP_DM9000_BASE + 0x400), - .end = (OMAP_DM9000_BASE + 0x400 + 0x4 - 1), - .flags = IORESOURCE_MEM, - }, - [2] = { - .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, - }, -}; - -static struct dm9000_plat_data omap_dm9000_platdata = { - .flags = DM9000_PLATF_16BITONLY, -}; - -static struct platform_device omap_dm9000_dev = { - .name = "dm9000", - .id = -1, - .num_resources = ARRAY_SIZE(omap_dm9000_resources), - .resource = omap_dm9000_resources, - .dev = { - .platform_data = &omap_dm9000_platdata, - }, -}; - -static void __init omap_dm9000_init(void) -{ - unsigned char *eth_addr = omap_dm9000_platdata.dev_addr; - struct omap_die_id odi; - int ret; - - ret = gpio_request_one(OMAP_DM9000_GPIO_IRQ, GPIOF_IN, "dm9000 irq"); - if (ret < 0) { - printk(KERN_ERR "Failed to request GPIO%d for dm9000 IRQ\n", - OMAP_DM9000_GPIO_IRQ); - return; - } - - /* init the mac address using DIE id */ - omap_get_die_id(&odi); - - eth_addr[0] = 0x02; /* locally administered */ - eth_addr[1] = odi.id_1 & 0xff; - eth_addr[2] = (odi.id_0 & 0xff000000) >> 24; - eth_addr[3] = (odi.id_0 & 0x00ff0000) >> 16; - eth_addr[4] = (odi.id_0 & 0x0000ff00) >> 8; - eth_addr[5] = (odi.id_0 & 0x000000ff); -} - -static struct platform_device *devkit8000_devices[] __initdata = { - &leds_gpio, - &keys_gpio, - &omap_dm9000_dev, - &devkit8000_lcd_device, - &devkit8000_tfp410_device, - &devkit8000_dvi_connector_device, - &devkit8000_tv_connector_device, -}; - -static struct usbhs_omap_platform_data usbhs_bdata __initdata = { - .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, -}; - -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux board_mux[] __initdata = { - /* nCS and IRQ for Devkit8000 ethernet */ - OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE0), - OMAP3_MUX(ETK_D11, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP), - - /* McSPI 2*/ - OMAP3_MUX(MCSPI2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(MCSPI2_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(MCSPI2_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(MCSPI2_CS0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(MCSPI2_CS1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - - /* PENDOWN GPIO */ - OMAP3_MUX(ETK_D13, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), - - /* mUSB */ - OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - /* USB 1 */ - OMAP3_MUX(ETK_CTL, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT), - OMAP3_MUX(ETK_D8, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D9, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D0, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D2, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D3, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D4, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D5, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D6, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - OMAP3_MUX(ETK_D7, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), - - /* MMC 1 */ - OMAP3_MUX(SDMMC1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_DAT4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_DAT5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_DAT6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(SDMMC1_DAT7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - /* McBSP 2 */ - OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - - /* I2C 1 */ - OMAP3_MUX(I2C1_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(I2C1_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - /* I2C 2 */ - OMAP3_MUX(I2C2_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(I2C2_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - /* I2C 3 */ - OMAP3_MUX(I2C3_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(I2C3_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - /* I2C 4 */ - OMAP3_MUX(I2C4_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(I2C4_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - /* serial ports */ - OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), - OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), - OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - /* DSS */ - OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), - - /* expansion port */ - /* McSPI 1 */ - OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN), - OMAP3_MUX(MCSPI1_CS3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN), - - /* HDQ */ - OMAP3_MUX(HDQ_SIO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - /* McSPI4 */ - OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), - OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), - OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), - OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP), - - /* MMC 2 */ - OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), - OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), - OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), - OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), - - /* I2C3 */ - OMAP3_MUX(I2C3_SCL, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - OMAP3_MUX(I2C3_SDA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), - - OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - - OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - - /* TPS IRQ */ - OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \ - OMAP_PIN_INPUT_PULLUP), - - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; -#endif - -static void __init devkit8000_init(void) -{ - omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); - omap_serial_init(); - omap_sdrc_init(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); - - omap_dm9000_init(); - - omap_hsmmc_init(mmc); - devkit8000_i2c_init(); - omap_dm9000_resources[2].start = gpio_to_irq(OMAP_DM9000_GPIO_IRQ); - platform_add_devices(devkit8000_devices, - ARRAY_SIZE(devkit8000_devices)); - - omap_display_init(&devkit8000_dss_data); - - omap_ads7846_init(2, OMAP3_DEVKIT_TS_GPIO, 0, NULL); - - usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); - usb_musb_init(NULL); - usbhs_init(&usbhs_bdata); - board_nand_init(devkit8000_nand_partitions, - ARRAY_SIZE(devkit8000_nand_partitions), NAND_CS, - NAND_BUSWIDTH_16, NULL); - omap_twl4030_audio_init("omap3beagle", NULL); - - /* Ensure SDRC pins are mux'd for self-refresh */ - omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); - omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); -} - -MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000") - .atag_offset = 0x100, - .reserve = omap_reserve, - .map_io = omap3_map_io, - .init_early = omap35xx_init_early, - .init_irq = omap3_init_irq, - .init_machine = devkit8000_init, - .init_late = omap35xx_init_late, - .init_time = omap3_secure_sync32k_timer_init, - .restart = omap3xxx_restart, -MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c deleted file mode 100644 index 6311f4b..0000000 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ /dev/null @@ -1,433 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/board-omap3evm.c - * - * Copyright (C) 2008 Guangzhou EMA-Tech - * - * Modified from mach-omap2/board-omap3evm.c - * - * Initial code: Syed Mohammed Khasim - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/leds.h> -#include <linux/gpio.h> -#include <linux/input.h> -#include <linux/gpio_keys.h> - -#include <linux/regulator/fixed.h> -#include <linux/regulator/machine.h> -#include <linux/i2c/twl.h> -#include <linux/mmc/host.h> -#include <linux/input/matrix_keypad.h> -#include <linux/spi/spi.h> -#include <linux/interrupt.h> -#include <linux/smsc911x.h> -#include <linux/platform_data/at24.h> -#include <linux/usb/phy.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/flash.h> - -#include "common.h" -#include "gpmc.h" -#include <linux/platform_data/mtd-nand-omap2.h> -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#include <linux/platform_data/spi-omap2-mcspi.h> - -#include "sdram-micron-mt46h32m32lf-6.h" -#include "mux.h" -#include "hsmmc.h" -#include "common-board-devices.h" - -#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) -#include "gpmc-smsc911x.h" - -#define OMAP3STALKER_ETHR_START 0x2c000000 -#define OMAP3STALKER_ETHR_SIZE 1024 -#define OMAP3STALKER_ETHR_GPIO_IRQ 19 -#define OMAP3STALKER_SMC911X_CS 5 - -static struct omap_smsc911x_platform_data smsc911x_cfg = { - .cs = OMAP3STALKER_SMC911X_CS, - .gpio_irq = OMAP3STALKER_ETHR_GPIO_IRQ, - .gpio_reset = -EINVAL, - .flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS), -}; - -static inline void __init omap3stalker_init_eth(void) -{ - omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP); - gpmc_smsc911x_init(&smsc911x_cfg); -} - -#else -static inline void __init omap3stalker_init_eth(void) -{ - return; -} -#endif - -/* - * OMAP3 DSS control signals - */ - -#define DSS_ENABLE_GPIO 199 -#define LCD_PANEL_BKLIGHT_GPIO 210 -#define ENABLE_VPLL2_DEV_GRP 0xE0 - -static void __init omap3_stalker_display_init(void) -{ - return; -} -static struct connector_dvi_platform_data omap3stalker_dvi_connector_pdata = { - .name = "dvi", - .source = "tfp410.0", - .i2c_bus_num = -1, -}; - -static struct platform_device omap3stalker_dvi_connector_device = { - .name = "connector-dvi", - .id = 0, - .dev.platform_data = &omap3stalker_dvi_connector_pdata, -}; - -static struct encoder_tfp410_platform_data omap3stalker_tfp410_pdata = { - .name = "tfp410.0", - .source = "dpi.0", - .data_lines = 24, - .power_down_gpio = DSS_ENABLE_GPIO, -}; - -static struct platform_device omap3stalker_tfp410_device = { - .name = "tfp410", - .id = 0, - .dev.platform_data = &omap3stalker_tfp410_pdata, -}; - -static struct connector_atv_platform_data omap3stalker_tv_pdata = { - .name = "tv", - .source = "venc.0", - .connector_type = OMAP_DSS_VENC_TYPE_COMPOSITE, - .invert_polarity = false, -}; - -static struct platform_device omap3stalker_tv_connector_device = { - .name = "connector-analog-tv", - .id = 0, - .dev.platform_data = &omap3stalker_tv_pdata, -}; - -static struct omap_dss_board_info omap3_stalker_dss_data = { - .default_display_name = "dvi", -}; - -static struct regulator_consumer_supply omap3stalker_vmmc1_supply[] = { - REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), -}; - -static struct regulator_consumer_supply omap3stalker_vsim_supply[] = { - REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"), -}; - -/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ -static struct regulator_init_data omap3stalker_vmmc1 = { - .constraints = { - .min_uV = 1850000, - .max_uV = 3150000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(omap3stalker_vmmc1_supply), - .consumer_supplies = omap3stalker_vmmc1_supply, -}; - -/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ -static struct regulator_init_data omap3stalker_vsim = { - .constraints = { - .min_uV = 1800000, - .max_uV = 3000000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(omap3stalker_vsim_supply), - .consumer_supplies = omap3stalker_vsim_supply, -}; - -static struct omap2_hsmmc_info mmc[] = { - { - .mmc = 1, - .caps = MMC_CAP_4_BIT_DATA, - .gpio_cd = -EINVAL, - .gpio_wp = 23, - .deferred = true, - }, - {} /* Terminator */ -}; - -static struct gpio_keys_button gpio_buttons[] = { - { - .code = BTN_EXTRA, - .gpio = 18, - .desc = "user", - .wakeup = 1, - }, -}; - -static struct gpio_keys_platform_data gpio_key_info = { - .buttons = gpio_buttons, - .nbuttons = ARRAY_SIZE(gpio_buttons), -}; - -static struct platform_device keys_gpio = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &gpio_key_info, - }, -}; - -static struct gpio_led gpio_leds[] = { - { - .name = "stalker:D8:usr0", - .default_trigger = "default-on", - .gpio = 126, - }, - { - .name = "stalker:D9:usr1", - .default_trigger = "default-on", - .gpio = 127, - }, - { - .name = "stalker:D3:mmc0", - .gpio = -EINVAL, /* gets replaced */ - .active_low = true, - .default_trigger = "mmc0", - }, - { - .name = "stalker:D4:heartbeat", - .gpio = -EINVAL, /* gets replaced */ - .active_low = true, - .default_trigger = "heartbeat", - }, -}; - -static struct gpio_led_platform_data gpio_led_info = { - .leds = gpio_leds, - .num_leds = ARRAY_SIZE(gpio_leds), -}; - -static struct platform_device leds_gpio = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &gpio_led_info, - }, -}; - -static int -omap3stalker_twl_gpio_setup(struct device *dev, - unsigned gpio, unsigned ngpio) -{ - /* gpio + 0 is "mmc0_cd" (input/IRQ) */ - mmc[0].gpio_cd = gpio + 0; - omap_hsmmc_late_init(mmc); - - /* - * Most GPIOs are for USB OTG. Some are mostly sent to - * the P2 connector; notably LEDA for the LCD backlight. - */ - - /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */ - gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW, - "EN_LCD_BKL"); - - /* gpio + 7 == DVI Enable */ - gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI"); - - /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */ - gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; - /* GPIO + 13 == ledsync (out, heartbeat) */ - gpio_leds[3].gpio = gpio + 13; - - platform_device_register(&leds_gpio); - return 0; -} - -static struct twl4030_gpio_platform_data omap3stalker_gpio_data = { - .use_leds = true, - .setup = omap3stalker_twl_gpio_setup, -}; - -static uint32_t board_keymap[] = { - KEY(0, 0, KEY_LEFT), - KEY(0, 1, KEY_DOWN), - KEY(0, 2, KEY_ENTER), - KEY(0, 3, KEY_M), - - KEY(1, 0, KEY_RIGHT), - KEY(1, 1, KEY_UP), - KEY(1, 2, KEY_I), - KEY(1, 3, KEY_N), - - KEY(2, 0, KEY_A), - KEY(2, 1, KEY_E), - KEY(2, 2, KEY_J), - KEY(2, 3, KEY_O), - - KEY(3, 0, KEY_B), - KEY(3, 1, KEY_F), - KEY(3, 2, KEY_K), - KEY(3, 3, KEY_P) -}; - -static struct matrix_keymap_data board_map_data = { - .keymap = board_keymap, - .keymap_size = ARRAY_SIZE(board_keymap), -}; - -static struct twl4030_keypad_data omap3stalker_kp_data = { - .keymap_data = &board_map_data, - .rows = 4, - .cols = 4, - .rep = 1, -}; - -static struct twl4030_platform_data omap3stalker_twldata = { - /* platform_data for children goes here */ - .keypad = &omap3stalker_kp_data, - .gpio = &omap3stalker_gpio_data, - .vmmc1 = &omap3stalker_vmmc1, - .vsim = &omap3stalker_vsim, -}; - -static struct at24_platform_data fram_info = { - .byte_len = (64 * 1024) / 8, - .page_size = 8192, - .flags = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO, -}; - -static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = { - { - I2C_BOARD_INFO("24c64", 0x50), - .flags = I2C_CLIENT_WAKE, - .platform_data = &fram_info, - }, -}; - -static int __init omap3_stalker_i2c_init(void) -{ - omap3_pmic_get_config(&omap3stalker_twldata, - TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC | - TWL_COMMON_PDATA_AUDIO, - TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2); - - omap3stalker_twldata.vdac->constraints.apply_uV = true; - omap3stalker_twldata.vpll2->constraints.apply_uV = true; - omap3stalker_twldata.vpll2->constraints.name = "VDVI"; - - omap3_pmic_init("twl4030", &omap3stalker_twldata); - omap_register_i2c_bus(2, 400, NULL, 0); - omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3, - ARRAY_SIZE(omap3stalker_i2c_boardinfo3)); - return 0; -} - -#define OMAP3_STALKER_TS_GPIO 175 - -static struct usbhs_phy_data phy_data[] __initdata = { - { - .port = 2, - .reset_gpio = 21, - .vcc_gpio = -EINVAL, - }, -}; - -static struct platform_device *omap3_stalker_devices[] __initdata = { - &keys_gpio, - &omap3stalker_tfp410_device, - &omap3stalker_dvi_connector_device, - &omap3stalker_tv_connector_device, -}; - -static struct usbhs_omap_platform_data usbhs_bdata __initdata = { - .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, -}; - -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux board_mux[] __initdata = { - OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE), - OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE), - {.reg_offset = OMAP_MUX_TERMINATOR}, -}; -#endif - -static struct regulator_consumer_supply dummy_supplies[] = { - REGULATOR_SUPPLY("vddvario", "smsc911x.0"), - REGULATOR_SUPPLY("vdd33a", "smsc911x.0"), -}; - -static void __init omap3_stalker_init(void) -{ - regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); - omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); - - omap_mux_init_gpio(23, OMAP_PIN_INPUT); - omap_hsmmc_init(mmc); - - omap3_stalker_i2c_init(); - - platform_add_devices(omap3_stalker_devices, - ARRAY_SIZE(omap3_stalker_devices)); - - omap_display_init(&omap3_stalker_dss_data); - - omap_serial_init(); - omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL); - usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); - usb_musb_init(NULL); - - usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data)); - usbhs_init(&usbhs_bdata); - omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL); - - omap_mux_init_gpio(21, OMAP_PIN_OUTPUT); - omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP); - - omap3stalker_init_eth(); - omap3_stalker_display_init(); -/* Ensure SDRC pins are mux'd for self-refresh */ - omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT); - omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT); -} - -MACHINE_START(SBC3530, "OMAP3 STALKER") - /* Maintainer: Jason Lam -lzg@ema-tech.com */ - .atag_offset = 0x100, - .map_io = omap3_map_io, - .init_early = omap35xx_init_early, - .init_irq = omap3_init_irq, - .init_machine = omap3_stalker_init, - .init_late = omap35xx_init_late, - .init_time = omap3_secure_sync32k_timer_init, - .restart = omap3xxx_restart, -MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c deleted file mode 100644 index a01993e..0000000 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ /dev/null @@ -1,395 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/board-omap3touchbook.c - * - * Copyright (C) 2009 Always Innovating - * - * Modified from mach-omap2/board-omap3beagleboard.c - * - * Initial code: Grégoire Gentil, Tim Yamin - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/leds.h> -#include <linux/gpio.h> -#include <linux/input.h> -#include <linux/gpio_keys.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/nand.h> -#include <linux/mmc/host.h> -#include <linux/usb/phy.h> - -#include <linux/platform_data/spi-omap2-mcspi.h> -#include <linux/spi/spi.h> - -#include <linux/spi/ads7846.h> - -#include <linux/regulator/machine.h> -#include <linux/i2c/twl.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/flash.h> -#include <asm/system_info.h> - -#include "common.h" -#include "gpmc.h" -#include <linux/platform_data/mtd-nand-omap2.h> - -#include "mux.h" -#include "hsmmc.h" -#include "board-flash.h" -#include "common-board-devices.h" - -#include <asm/setup.h> - -#define OMAP3_AC_GPIO 136 -#define OMAP3_TS_GPIO 162 -#define TB_BL_PWM_TIMER 9 -#define TB_KILL_POWER_GPIO 168 - -#define NAND_CS 0 - -static unsigned long touchbook_revision; - -static struct mtd_partition omap3touchbook_nand_partitions[] = { - /* All the partition sizes are listed in terms of NAND block size */ - { - .name = "X-Loader", - .offset = 0, - .size = 4 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "U-Boot", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ - .size = 15 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "U-Boot Env", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ - .size = 1 * NAND_BLOCK_SIZE, - }, - { - .name = "Kernel", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ - .size = 32 * NAND_BLOCK_SIZE, - }, - { - .name = "File System", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ - .size = MTDPART_SIZ_FULL, - }, -}; - -#include "sdram-micron-mt46h32m32lf-6.h" - -static struct omap2_hsmmc_info mmc[] = { - { - .mmc = 1, - .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, - .gpio_wp = 29, - .deferred = true, - }, - {} /* Terminator */ -}; - -static struct regulator_consumer_supply touchbook_vmmc1_supply[] = { - REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), -}; - -static struct regulator_consumer_supply touchbook_vsim_supply[] = { - REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"), -}; - -static struct gpio_led gpio_leds[]; - -static int touchbook_twl_gpio_setup(struct device *dev, - unsigned gpio, unsigned ngpio) -{ - /* gpio + 0 is "mmc0_cd" (input/IRQ) */ - mmc[0].gpio_cd = gpio + 0; - omap_hsmmc_late_init(mmc); - - /* REVISIT: need ehci-omap hooks for external VBUS - * power switch and overcurrent detect - */ - gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC"); - - /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */ - gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW, - "nEN_USB_PWR"); - - /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ - gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; - - return 0; -} - -static struct twl4030_gpio_platform_data touchbook_gpio_data = { - .use_leds = true, - .pullups = BIT(1), - .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13) - | BIT(15) | BIT(16) | BIT(17), - .setup = touchbook_twl_gpio_setup, -}; - -static struct regulator_consumer_supply touchbook_vdac_supply[] = { -{ - .supply = "vdac", -}, -}; - -static struct regulator_consumer_supply touchbook_vdvi_supply[] = { -{ - .supply = "vdvi", -}, -}; - -/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ -static struct regulator_init_data touchbook_vmmc1 = { - .constraints = { - .min_uV = 1850000, - .max_uV = 3150000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(touchbook_vmmc1_supply), - .consumer_supplies = touchbook_vmmc1_supply, -}; - -/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ -static struct regulator_init_data touchbook_vsim = { - .constraints = { - .min_uV = 1800000, - .max_uV = 3000000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(touchbook_vsim_supply), - .consumer_supplies = touchbook_vsim_supply, -}; - -static struct twl4030_platform_data touchbook_twldata = { - /* platform_data for children goes here */ - .gpio = &touchbook_gpio_data, - .vmmc1 = &touchbook_vmmc1, - .vsim = &touchbook_vsim, -}; - -static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("bq27200", 0x55), - }, -}; - -static int __init omap3_touchbook_i2c_init(void) -{ - /* Standard TouchBook bus */ - omap3_pmic_get_config(&touchbook_twldata, - TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO, - TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2); - - touchbook_twldata.vdac->num_consumer_supplies = - ARRAY_SIZE(touchbook_vdac_supply); - touchbook_twldata.vdac->consumer_supplies = touchbook_vdac_supply; - - touchbook_twldata.vpll2->constraints.name = "VDVI"; - touchbook_twldata.vpll2->num_consumer_supplies = - ARRAY_SIZE(touchbook_vdvi_supply); - touchbook_twldata.vpll2->consumer_supplies = touchbook_vdvi_supply; - - omap3_pmic_init("twl4030", &touchbook_twldata); - /* Additional TouchBook bus */ - omap_register_i2c_bus(3, 100, touchBook_i2c_boardinfo, - ARRAY_SIZE(touchBook_i2c_boardinfo)); - - return 0; -} - -static struct ads7846_platform_data ads7846_pdata = { - .x_min = 100, - .y_min = 265, - .x_max = 3950, - .y_max = 3750, - .x_plate_ohms = 40, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 5, - .debounce_rep = 1, - .gpio_pendown = OMAP3_TS_GPIO, - .keep_vref_on = 1, -}; - -static struct gpio_led gpio_leds[] = { - { - .name = "touchbook::usr0", - .default_trigger = "heartbeat", - .gpio = 150, - }, - { - .name = "touchbook::usr1", - .default_trigger = "mmc0", - .gpio = 149, - }, - { - .name = "touchbook::pmu_stat", - .gpio = -EINVAL, /* gets replaced */ - .active_low = true, - }, -}; - -static struct gpio_led_platform_data gpio_led_info = { - .leds = gpio_leds, - .num_leds = ARRAY_SIZE(gpio_leds), -}; - -static struct platform_device leds_gpio = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &gpio_led_info, - }, -}; - -static struct gpio_keys_button gpio_buttons[] = { - { - .code = BTN_EXTRA, - .gpio = 7, - .desc = "user", - .wakeup = 1, - }, - { - .code = KEY_POWER, - .gpio = 183, - .desc = "power", - .wakeup = 1, - }, -}; - -static struct gpio_keys_platform_data gpio_key_info = { - .buttons = gpio_buttons, - .nbuttons = ARRAY_SIZE(gpio_buttons), -}; - -static struct platform_device keys_gpio = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &gpio_key_info, - }, -}; - -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux board_mux[] __initdata = { - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; -#endif - -static struct usbhs_phy_data phy_data[] __initdata = { - { - .port = 2, - .reset_gpio = 147, - .vcc_gpio = -EINVAL, - }, -}; - -static struct platform_device *omap3_touchbook_devices[] __initdata = { - &leds_gpio, - &keys_gpio, -}; - -static struct usbhs_omap_platform_data usbhs_bdata __initdata = { - .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, - .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, -}; - -static void omap3_touchbook_poweroff(void) -{ - int pwr_off = TB_KILL_POWER_GPIO; - - if (gpio_request_one(pwr_off, GPIOF_OUT_INIT_LOW, "DVI reset") < 0) - printk(KERN_ERR "Unable to get kill power GPIO\n"); -} - -static int __init early_touchbook_revision(char *p) -{ - if (!p) - return 0; - - return kstrtoul(p, 10, &touchbook_revision); -} -early_param("tbr", early_touchbook_revision); - -static void __init omap3_touchbook_init(void) -{ - omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); - - pm_power_off = omap3_touchbook_poweroff; - - if (system_rev >= 0x20 && system_rev <= 0x34301000) { - omap_mux_init_gpio(23, OMAP_PIN_INPUT); - mmc[0].gpio_wp = 23; - } else { - omap_mux_init_gpio(29, OMAP_PIN_INPUT); - } - omap_hsmmc_init(mmc); - - omap3_touchbook_i2c_init(); - platform_add_devices(omap3_touchbook_devices, - ARRAY_SIZE(omap3_touchbook_devices)); - omap_serial_init(); - omap_sdrc_init(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); - - omap_mux_init_gpio(170, OMAP_PIN_INPUT); - /* REVISIT leave DVI powered down until it's needed ... */ - gpio_request_one(176, GPIOF_OUT_INIT_HIGH, "DVI_nPD"); - - /* Touchscreen and accelerometer */ - omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata); - usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); - usb_musb_init(NULL); - - usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data)); - usbhs_init(&usbhs_bdata); - board_nand_init(omap3touchbook_nand_partitions, - ARRAY_SIZE(omap3touchbook_nand_partitions), NAND_CS, - NAND_BUSWIDTH_16, NULL); - - /* Ensure SDRC pins are mux'd for self-refresh */ - omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); - omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); -} - -MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board") - /* Maintainer: Gregoire Gentil - http://www.alwaysinnovating.com */ - .atag_offset = 0x100, - .reserve = omap_reserve, - .map_io = omap3_map_io, - .init_early = omap3430_init_early, - .init_irq = omap3_init_irq, - .init_machine = omap3_touchbook_init, - .init_late = omap3430_init_late, - .init_time = omap3_secure_sync32k_timer_init, - .restart = omap3xxx_restart, -MACHINE_END diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c index 484cdad..eae6a0e 100644 --- a/arch/arm/mach-omap2/common.c +++ b/arch/arm/mach-omap2/common.c @@ -30,5 +30,4 @@ int __weak omap_secure_ram_reserve_memblock(void) void __init omap_reserve(void) { omap_secure_ram_reserve_memblock(); - omap_barrier_reserve_memblock(); } diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 46e2458..cf3cf22 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -200,9 +200,6 @@ void __init omap4_map_io(void); void __init omap5_map_io(void); void __init ti81xx_map_io(void); -/* omap_barriers_init() is OMAP4 only */ -void omap_barriers_init(void); - /** * omap_test_timeout - busy-loop, testing a condition * @cond: condition to test until it evaluates to true diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c index 01e398a..4b8e9f4 100644 --- a/arch/arm/mach-omap2/cpuidle44xx.c +++ b/arch/arm/mach-omap2/cpuidle44xx.c @@ -14,10 +14,9 @@ #include <linux/cpuidle.h> #include <linux/cpu_pm.h> #include <linux/export.h> -#include <linux/clockchips.h> +#include <linux/tick.h> #include <asm/cpuidle.h> -#include <asm/proc-fns.h> #include "common.h" #include "pm.h" @@ -84,7 +83,6 @@ static int omap_enter_idle_coupled(struct cpuidle_device *dev, { struct idle_statedata *cx = state_ptr + index; u32 mpuss_can_lose_context = 0; - int cpu_id = smp_processor_id(); /* * CPU0 has to wait and stay ON until CPU1 is OFF state. @@ -112,7 +110,7 @@ static int omap_enter_idle_coupled(struct cpuidle_device *dev, mpuss_can_lose_context = (cx->mpu_state == PWRDM_POWER_RET) && (cx->mpu_logic_state == PWRDM_POWER_OFF); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu_id); + tick_broadcast_enter(); /* * Call idle CPU PM enter notifier chain so that @@ -169,7 +167,7 @@ static int omap_enter_idle_coupled(struct cpuidle_device *dev, if (dev->cpu == 0 && mpuss_can_lose_context) cpu_cluster_pm_exit(); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &cpu_id); + tick_broadcast_exit(); fail: cpuidle_coupled_parallel_barrier(dev, &abort_barrier); @@ -184,8 +182,7 @@ fail: */ static void omap_setup_broadcast_timer(void *arg) { - int cpu = smp_processor_id(); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ON, &cpu); + tick_broadcast_enable(); } static struct cpuidle_driver omap4_idle_driver = { diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 1afb50d..990338f 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -74,82 +74,12 @@ omap_postcore_initcall(omap3_l3_init); static struct resource omap3isp_resources[] = { { .start = OMAP3430_ISP_BASE, - .end = OMAP3430_ISP_END, + .end = OMAP3430_ISP_BASE + 0x12fc, .flags = IORESOURCE_MEM, }, { - .start = OMAP3430_ISP_CCP2_BASE, - .end = OMAP3430_ISP_CCP2_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3430_ISP_CCDC_BASE, - .end = OMAP3430_ISP_CCDC_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3430_ISP_HIST_BASE, - .end = OMAP3430_ISP_HIST_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3430_ISP_H3A_BASE, - .end = OMAP3430_ISP_H3A_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3430_ISP_PREV_BASE, - .end = OMAP3430_ISP_PREV_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3430_ISP_RESZ_BASE, - .end = OMAP3430_ISP_RESZ_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3430_ISP_SBL_BASE, - .end = OMAP3430_ISP_SBL_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3430_ISP_CSI2A_REGS1_BASE, - .end = OMAP3430_ISP_CSI2A_REGS1_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3430_ISP_CSIPHY2_BASE, - .end = OMAP3430_ISP_CSIPHY2_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3630_ISP_CSI2A_REGS2_BASE, - .end = OMAP3630_ISP_CSI2A_REGS2_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3630_ISP_CSI2C_REGS1_BASE, - .end = OMAP3630_ISP_CSI2C_REGS1_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3630_ISP_CSIPHY1_BASE, - .end = OMAP3630_ISP_CSIPHY1_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP3630_ISP_CSI2C_REGS2_BASE, - .end = OMAP3630_ISP_CSI2C_REGS2_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE, - .end = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL, - .end = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL + 3, + .start = OMAP3430_ISP_BASE2, + .end = OMAP3430_ISP_BASE2 + 0x0600, .flags = IORESOURCE_MEM, }, { diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c index dc6e79c..9a8611a 100644 --- a/arch/arm/mach-omap2/hsmmc.c +++ b/arch/arm/mach-omap2/hsmmc.c @@ -150,9 +150,13 @@ static int nop_mmc_set_power(struct device *dev, int power_on, int vdd) static inline void omap_hsmmc_mux(struct omap_hsmmc_platform_data *mmc_controller, int controller_nr) { - if (gpio_is_valid(mmc_controller->switch_pin) && - (mmc_controller->switch_pin < OMAP_MAX_GPIO_LINES)) - omap_mux_init_gpio(mmc_controller->switch_pin, + if (gpio_is_valid(mmc_controller->gpio_cd) && + (mmc_controller->gpio_cd < OMAP_MAX_GPIO_LINES)) + omap_mux_init_gpio(mmc_controller->gpio_cd, + OMAP_PIN_INPUT_PULLUP); + if (gpio_is_valid(mmc_controller->gpio_cod) && + (mmc_controller->gpio_cod < OMAP_MAX_GPIO_LINES)) + omap_mux_init_gpio(mmc_controller->gpio_cod, OMAP_PIN_INPUT_PULLUP); if (gpio_is_valid(mmc_controller->gpio_wp) && (mmc_controller->gpio_wp < OMAP_MAX_GPIO_LINES)) @@ -250,15 +254,20 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c, mmc->internal_clock = !c->ext_clock; mmc->reg_offset = 0; - mmc->switch_pin = c->gpio_cd; + if (c->cover_only) { + /* detect if mobile phone cover removed */ + mmc->gpio_cd = -EINVAL; + mmc->gpio_cod = c->gpio_cd; + } else { + /* card detect pin on the mmc socket itself */ + mmc->gpio_cd = c->gpio_cd; + mmc->gpio_cod = -EINVAL; + } mmc->gpio_wp = c->gpio_wp; mmc->remux = c->remux; mmc->init_card = c->init_card; - if (c->cover_only) - mmc->cover = 1; - if (c->nonremovable) mmc->nonremovable = 1; @@ -358,7 +367,15 @@ void omap_hsmmc_late_init(struct omap2_hsmmc_info *c) if (!mmc_pdata) continue; - mmc_pdata->switch_pin = c->gpio_cd; + if (c->cover_only) { + /* detect if mobile phone cover removed */ + mmc_pdata->gpio_cd = -EINVAL; + mmc_pdata->gpio_cod = c->gpio_cd; + } else { + /* card detect pin on the mmc socket itself */ + mmc_pdata->gpio_cd = c->gpio_cd; + mmc_pdata->gpio_cod = -EINVAL; + } mmc_pdata->gpio_wp = c->gpio_wp; res = omap_device_register(pdev); diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 2a2f4d5..25f1bee 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -720,6 +720,8 @@ static const char * __init omap_get_family(void) return kasprintf(GFP_KERNEL, "OMAP4"); else if (soc_is_omap54xx()) return kasprintf(GFP_KERNEL, "OMAP5"); + else if (soc_is_am33xx() || soc_is_am335x()) + return kasprintf(GFP_KERNEL, "AM33xx"); else if (soc_is_am43xx()) return kasprintf(GFP_KERNEL, "AM43xx"); else if (soc_is_dra7xx()) diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index c4871c5..1eeff6b 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -306,7 +306,6 @@ void __init am33xx_map_io(void) void __init omap4_map_io(void) { iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc)); - omap_barriers_init(); } #endif @@ -314,7 +313,6 @@ void __init omap4_map_io(void) void __init omap5_map_io(void) { iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc)); - omap_barriers_init(); } #endif /* diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 78064b0..176eef6 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -1053,7 +1053,7 @@ static void __init omap_mux_init_list(struct omap_mux_partition *partition, struct omap_mux *entry; #ifdef CONFIG_OMAP_MUX - if (!superset->muxnames || !superset->muxnames[0]) { + if (!superset->muxnames[0]) { superset++; continue; } diff --git a/arch/arm/mach-omap2/omap-secure.h b/arch/arm/mach-omap2/omap-secure.h index dec2b05..af2851f 100644 --- a/arch/arm/mach-omap2/omap-secure.h +++ b/arch/arm/mach-omap2/omap-secure.h @@ -70,13 +70,6 @@ extern u32 rx51_secure_dispatcher(u32 idx, u32 process, u32 flag, u32 nargs, extern u32 rx51_secure_update_aux_cr(u32 set_bits, u32 clear_bits); extern u32 rx51_secure_rng_call(u32 ptr, u32 count, u32 flag); -#ifdef CONFIG_OMAP4_ERRATA_I688 -extern int omap_barrier_reserve_memblock(void); -#else -static inline void omap_barrier_reserve_memblock(void) -{ } -#endif - #ifdef CONFIG_SOC_HAS_REALTIME_COUNTER void set_cntfreq(void); #else diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index f961c46..3b56722 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -20,11 +20,12 @@ #include <linux/init.h> #include <linux/io.h> #include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/of_address.h> #include <linux/platform_device.h> #include <linux/cpu.h> #include <linux/notifier.h> #include <linux/cpu_pm.h> -#include <linux/irqchip/arm-gic.h> #include "omap-wakeupgen.h" #include "omap-secure.h" @@ -78,29 +79,12 @@ static inline void sar_writel(u32 val, u32 offset, u8 idx) static inline int _wakeupgen_get_irq_info(u32 irq, u32 *bit_posn, u8 *reg_index) { - unsigned int spi_irq; - - /* - * PPIs and SGIs are not supported. - */ - if (irq < OMAP44XX_IRQ_GIC_START) - return -EINVAL; - - /* - * Subtract the GIC offset. - */ - spi_irq = irq - OMAP44XX_IRQ_GIC_START; - if (spi_irq > MAX_IRQS) { - pr_err("omap wakeupGen: Invalid IRQ%d\n", irq); - return -EINVAL; - } - /* * Each WakeupGen register controls 32 interrupt. * i.e. 1 bit per SPI IRQ */ - *reg_index = spi_irq >> 5; - *bit_posn = spi_irq %= 32; + *reg_index = irq >> 5; + *bit_posn = irq %= 32; return 0; } @@ -141,6 +125,7 @@ static void wakeupgen_mask(struct irq_data *d) raw_spin_lock_irqsave(&wakeupgen_lock, flags); _wakeupgen_clear(d->hwirq, irq_target_cpu[d->hwirq]); raw_spin_unlock_irqrestore(&wakeupgen_lock, flags); + irq_chip_mask_parent(d); } /* @@ -153,6 +138,7 @@ static void wakeupgen_unmask(struct irq_data *d) raw_spin_lock_irqsave(&wakeupgen_lock, flags); _wakeupgen_set(d->hwirq, irq_target_cpu[d->hwirq]); raw_spin_unlock_irqrestore(&wakeupgen_lock, flags); + irq_chip_unmask_parent(d); } #ifdef CONFIG_HOTPLUG_CPU @@ -400,15 +386,91 @@ int omap_secure_apis_support(void) return omap_secure_apis; } +static struct irq_chip wakeupgen_chip = { + .name = "WUGEN", + .irq_eoi = irq_chip_eoi_parent, + .irq_mask = wakeupgen_mask, + .irq_unmask = wakeupgen_unmask, + .irq_retrigger = irq_chip_retrigger_hierarchy, + .flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND, +#ifdef CONFIG_SMP + .irq_set_affinity = irq_chip_set_affinity_parent, +#endif +}; + +static int wakeupgen_domain_xlate(struct irq_domain *domain, + struct device_node *controller, + const u32 *intspec, + unsigned int intsize, + unsigned long *out_hwirq, + unsigned int *out_type) +{ + if (domain->of_node != controller) + return -EINVAL; /* Shouldn't happen, really... */ + if (intsize != 3) + return -EINVAL; /* Not GIC compliant */ + if (intspec[0] != 0) + return -EINVAL; /* No PPI should point to this domain */ + + *out_hwirq = intspec[1]; + *out_type = intspec[2]; + return 0; +} + +static int wakeupgen_domain_alloc(struct irq_domain *domain, + unsigned int virq, + unsigned int nr_irqs, void *data) +{ + struct of_phandle_args *args = data; + struct of_phandle_args parent_args; + irq_hw_number_t hwirq; + int i; + + if (args->args_count != 3) + return -EINVAL; /* Not GIC compliant */ + if (args->args[0] != 0) + return -EINVAL; /* No PPI should point to this domain */ + + hwirq = args->args[1]; + if (hwirq >= MAX_IRQS) + return -EINVAL; /* Can't deal with this */ + + for (i = 0; i < nr_irqs; i++) + irq_domain_set_hwirq_and_chip(domain, virq + i, hwirq + i, + &wakeupgen_chip, NULL); + + parent_args = *args; + parent_args.np = domain->parent->of_node; + return irq_domain_alloc_irqs_parent(domain, virq, nr_irqs, &parent_args); +} + +static struct irq_domain_ops wakeupgen_domain_ops = { + .xlate = wakeupgen_domain_xlate, + .alloc = wakeupgen_domain_alloc, + .free = irq_domain_free_irqs_common, +}; + /* * Initialise the wakeupgen module. */ -int __init omap_wakeupgen_init(void) +static int __init wakeupgen_init(struct device_node *node, + struct device_node *parent) { + struct irq_domain *parent_domain, *domain; int i; unsigned int boot_cpu = smp_processor_id(); u32 val; + if (!parent) { + pr_err("%s: no parent, giving up\n", node->full_name); + return -ENODEV; + } + + parent_domain = irq_find_host(parent); + if (!parent_domain) { + pr_err("%s: unable to obtain parent domain\n", node->full_name); + return -ENXIO; + } /* Not supported on OMAP4 ES1.0 silicon */ if (omap_rev() == OMAP4430_REV_ES1_0) { WARN(1, "WakeupGen: Not supported on OMAP4430 ES1.0\n"); @@ -416,7 +478,7 @@ int __init omap_wakeupgen_init(void) } /* Static mapping, never released */ - wakeupgen_base = ioremap(OMAP_WKUPGEN_BASE, SZ_4K); + wakeupgen_base = of_iomap(node, 0); if (WARN_ON(!wakeupgen_base)) return -ENOMEM; @@ -429,6 +491,14 @@ int __init omap_wakeupgen_init(void) max_irqs = AM43XX_IRQS; } + domain = irq_domain_add_hierarchy(parent_domain, 0, max_irqs, + node, &wakeupgen_domain_ops, + NULL); + if (!domain) { + iounmap(wakeupgen_base); + return -ENOMEM; + } + /* Clear all IRQ bitmasks at wakeupGen level */ for (i = 0; i < irq_banks; i++) { wakeupgen_writel(0, i, CPU0_ID); @@ -437,14 +507,6 @@ int __init omap_wakeupgen_init(void) } /* - * Override GIC architecture specific functions to add - * OMAP WakeupGen interrupt controller along with GIC - */ - gic_arch_extn.irq_mask = wakeupgen_mask; - gic_arch_extn.irq_unmask = wakeupgen_unmask; - gic_arch_extn.flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_SKIP_SET_WAKE; - - /* * FIXME: Add support to set_smp_affinity() once the core * GIC code has necessary hooks in place. */ @@ -474,3 +536,9 @@ int __init omap_wakeupgen_init(void) return 0; } + +/* + * We cannot use the IRQCHIP_DECLARE macro that lives in + * drivers/irqchip, so we're forced to roll our own. Not very nice. + */ +OF_DECLARE_2(irqchip, ti_wakeupgen, "ti,omap4-wugen-mpu", wakeupgen_init); diff --git a/arch/arm/mach-omap2/omap-wakeupgen.h b/arch/arm/mach-omap2/omap-wakeupgen.h index b3c8ecc..a3491ad 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.h +++ b/arch/arm/mach-omap2/omap-wakeupgen.h @@ -33,7 +33,6 @@ #define OMAP_TIMESTAMPCYCLELO 0xc08 #define OMAP_TIMESTAMPCYCLEHI 0xc0c -extern int __init omap_wakeupgen_init(void); extern void __iomem *omap_get_wakeupgen_base(void); extern int omap_secure_apis_support(void); #endif diff --git a/arch/arm/mach-omap2/omap34xx.h b/arch/arm/mach-omap2/omap34xx.h index c0d1b4b..ed0024d 100644 --- a/arch/arm/mach-omap2/omap34xx.h +++ b/arch/arm/mach-omap2/omap34xx.h @@ -46,39 +46,9 @@ #define OMAP34XX_IC_BASE 0x48200000 -#define OMAP3430_ISP_BASE (L4_34XX_BASE + 0xBC000) -#define OMAP3430_ISP_CBUFF_BASE (OMAP3430_ISP_BASE + 0x0100) -#define OMAP3430_ISP_CCP2_BASE (OMAP3430_ISP_BASE + 0x0400) -#define OMAP3430_ISP_CCDC_BASE (OMAP3430_ISP_BASE + 0x0600) -#define OMAP3430_ISP_HIST_BASE (OMAP3430_ISP_BASE + 0x0A00) -#define OMAP3430_ISP_H3A_BASE (OMAP3430_ISP_BASE + 0x0C00) -#define OMAP3430_ISP_PREV_BASE (OMAP3430_ISP_BASE + 0x0E00) -#define OMAP3430_ISP_RESZ_BASE (OMAP3430_ISP_BASE + 0x1000) -#define OMAP3430_ISP_SBL_BASE (OMAP3430_ISP_BASE + 0x1200) -#define OMAP3430_ISP_MMU_BASE (OMAP3430_ISP_BASE + 0x1400) -#define OMAP3430_ISP_CSI2A_REGS1_BASE (OMAP3430_ISP_BASE + 0x1800) -#define OMAP3430_ISP_CSIPHY2_BASE (OMAP3430_ISP_BASE + 0x1970) -#define OMAP3630_ISP_CSI2A_REGS2_BASE (OMAP3430_ISP_BASE + 0x19C0) -#define OMAP3630_ISP_CSI2C_REGS1_BASE (OMAP3430_ISP_BASE + 0x1C00) -#define OMAP3630_ISP_CSIPHY1_BASE (OMAP3430_ISP_BASE + 0x1D70) -#define OMAP3630_ISP_CSI2C_REGS2_BASE (OMAP3430_ISP_BASE + 0x1DC0) - -#define OMAP3430_ISP_END (OMAP3430_ISP_BASE + 0x06F) -#define OMAP3430_ISP_CBUFF_END (OMAP3430_ISP_CBUFF_BASE + 0x077) -#define OMAP3430_ISP_CCP2_END (OMAP3430_ISP_CCP2_BASE + 0x1EF) -#define OMAP3430_ISP_CCDC_END (OMAP3430_ISP_CCDC_BASE + 0x0A7) -#define OMAP3430_ISP_HIST_END (OMAP3430_ISP_HIST_BASE + 0x047) -#define OMAP3430_ISP_H3A_END (OMAP3430_ISP_H3A_BASE + 0x05F) -#define OMAP3430_ISP_PREV_END (OMAP3430_ISP_PREV_BASE + 0x09F) -#define OMAP3430_ISP_RESZ_END (OMAP3430_ISP_RESZ_BASE + 0x0AB) -#define OMAP3430_ISP_SBL_END (OMAP3430_ISP_SBL_BASE + 0x0FB) -#define OMAP3430_ISP_MMU_END (OMAP3430_ISP_MMU_BASE + 0x06F) -#define OMAP3430_ISP_CSI2A_REGS1_END (OMAP3430_ISP_CSI2A_REGS1_BASE + 0x16F) -#define OMAP3430_ISP_CSIPHY2_END (OMAP3430_ISP_CSIPHY2_BASE + 0x00B) -#define OMAP3630_ISP_CSI2A_REGS2_END (OMAP3630_ISP_CSI2A_REGS2_BASE + 0x3F) -#define OMAP3630_ISP_CSI2C_REGS1_END (OMAP3630_ISP_CSI2C_REGS1_BASE + 0x16F) -#define OMAP3630_ISP_CSIPHY1_END (OMAP3630_ISP_CSIPHY1_BASE + 0x00B) -#define OMAP3630_ISP_CSI2C_REGS2_END (OMAP3630_ISP_CSI2C_REGS2_BASE + 0x3F) +#define OMAP3430_ISP_BASE (L4_34XX_BASE + 0xBC000) +#define OMAP3430_ISP_MMU_BASE (OMAP3430_ISP_BASE + 0x1400) +#define OMAP3430_ISP_BASE2 (OMAP3430_ISP_BASE + 0x1800) #define OMAP34XX_HSUSB_OTG_BASE (L4_34XX_BASE + 0xAB000) #define OMAP34XX_USBTLL_BASE (L4_34XX_BASE + 0x62000) diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index cee0fe1..16350ee 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -22,7 +22,6 @@ #include <linux/of_platform.h> #include <linux/export.h> #include <linux/irqchip/arm-gic.h> -#include <linux/irqchip/irq-crossbar.h> #include <linux/of_address.h> #include <linux/reboot.h> #include <linux/genalloc.h> @@ -52,75 +51,6 @@ static void __iomem *twd_base; #define IRQ_LOCALTIMER 29 -#ifdef CONFIG_OMAP4_ERRATA_I688 -/* Used to implement memory barrier on DRAM path */ -#define OMAP4_DRAM_BARRIER_VA 0xfe600000 - -void __iomem *dram_sync, *sram_sync; - -static phys_addr_t paddr; -static u32 size; - -void omap_bus_sync(void) -{ - if (dram_sync && sram_sync) { - writel_relaxed(readl_relaxed(dram_sync), dram_sync); - writel_relaxed(readl_relaxed(sram_sync), sram_sync); - isb(); - } -} -EXPORT_SYMBOL(omap_bus_sync); - -static int __init omap4_sram_init(void) -{ - struct device_node *np; - struct gen_pool *sram_pool; - - np = of_find_compatible_node(NULL, NULL, "ti,omap4-mpu"); - if (!np) - pr_warn("%s:Unable to allocate sram needed to handle errata I688\n", - __func__); - sram_pool = of_get_named_gen_pool(np, "sram", 0); - if (!sram_pool) - pr_warn("%s:Unable to get sram pool needed to handle errata I688\n", - __func__); - else - sram_sync = (void *)gen_pool_alloc(sram_pool, PAGE_SIZE); - - return 0; -} -omap_arch_initcall(omap4_sram_init); - -/* Steal one page physical memory for barrier implementation */ -int __init omap_barrier_reserve_memblock(void) -{ - - size = ALIGN(PAGE_SIZE, SZ_1M); - paddr = arm_memblock_steal(size, SZ_1M); - - return 0; -} - -void __init omap_barriers_init(void) -{ - struct map_desc dram_io_desc[1]; - - dram_io_desc[0].virtual = OMAP4_DRAM_BARRIER_VA; - dram_io_desc[0].pfn = __phys_to_pfn(paddr); - dram_io_desc[0].length = size; - dram_io_desc[0].type = MT_MEMORY_RW_SO; - iotable_init(dram_io_desc, ARRAY_SIZE(dram_io_desc)); - dram_sync = (void __iomem *) dram_io_desc[0].virtual; - - pr_info("OMAP4: Map 0x%08llx to 0x%08lx for dram barrier\n", - (long long) paddr, dram_io_desc[0].virtual); - -} -#else -void __init omap_barriers_init(void) -{} -#endif - void gic_dist_disable(void) { if (gic_dist_base_addr) @@ -242,26 +172,26 @@ static int __init omap4_sar_ram_init(void) } omap_early_initcall(omap4_sar_ram_init); -static const struct of_device_id gic_match[] = { - { .compatible = "arm,cortex-a9-gic", }, - { .compatible = "arm,cortex-a15-gic", }, +static const struct of_device_id intc_match[] = { + { .compatible = "ti,omap4-wugen-mpu", }, + { .compatible = "ti,omap5-wugen-mpu", }, { }, }; -static struct device_node *gic_node; +static struct device_node *intc_node; unsigned int omap4_xlate_irq(unsigned int hwirq) { struct of_phandle_args irq_data; unsigned int irq; - if (!gic_node) - gic_node = of_find_matching_node(NULL, gic_match); + if (!intc_node) + intc_node = of_find_matching_node(NULL, intc_match); - if (WARN_ON(!gic_node)) + if (WARN_ON(!intc_node)) return hwirq; - irq_data.np = gic_node; + irq_data.np = intc_node; irq_data.args_count = 3; irq_data.args[0] = 0; irq_data.args[1] = hwirq - OMAP44XX_IRQ_GIC_START; @@ -278,6 +208,12 @@ void __init omap_gic_of_init(void) { struct device_node *np; + intc_node = of_find_matching_node(NULL, intc_match); + if (WARN_ON(!intc_node)) { + pr_err("No WUGEN found in DT, system will misbehave.\n"); + pr_err("UPDATE YOUR DEVICE TREE!\n"); + } + /* Extract GIC distributor and TWD bases for OMAP4460 ROM Errata WA */ if (!cpu_is_omap446x()) goto skip_errata_init; @@ -291,9 +227,5 @@ void __init omap_gic_of_init(void) WARN_ON(!twd_base); skip_errata_init: - omap_wakeupgen_init(); -#ifdef CONFIG_IRQ_CROSSBAR - irqcrossbar_init(); -#endif irqchip_init(); } diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c index be9541e..166b18f 100644 --- a/arch/arm/mach-omap2/omap_device.c +++ b/arch/arm/mach-omap2/omap_device.c @@ -690,6 +690,9 @@ struct dev_pm_domain omap_device_pm_domain = { USE_PLATFORM_PM_SLEEP_OPS .suspend_noirq = _od_suspend_noirq, .resume_noirq = _od_resume_noirq, + .freeze_noirq = _od_suspend_noirq, + .thaw_noirq = _od_resume_noirq, + .restore_noirq = _od_resume_noirq, } }; diff --git a/arch/arm/mach-omap2/omap_hwmod_43xx_data.c b/arch/arm/mach-omap2/omap_hwmod_43xx_data.c index 8eb8592..e222314 100644 --- a/arch/arm/mach-omap2/omap_hwmod_43xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_43xx_data.c @@ -20,6 +20,7 @@ #include "omap_hwmod_33xx_43xx_common_data.h" #include "prcm43xx.h" #include "omap_hwmod_common_data.h" +#include "hdq1w.h" /* IP blocks */ @@ -516,6 +517,33 @@ static struct omap_hwmod am43xx_dss_rfbi_hwmod = { .parent_hwmod = &am43xx_dss_core_hwmod, }; +/* HDQ1W */ +static struct omap_hwmod_class_sysconfig am43xx_hdq1w_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0014, + .syss_offs = 0x0018, + .sysc_flags = (SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class am43xx_hdq1w_hwmod_class = { + .name = "hdq1w", + .sysc = &am43xx_hdq1w_sysc, + .reset = &omap_hdq1w_reset, +}; + +static struct omap_hwmod am43xx_hdq1w_hwmod = { + .name = "hdq1w", + .class = &am43xx_hdq1w_hwmod_class, + .clkdm_name = "l4ls_clkdm", + .prcm = { + .omap4 = { + .clkctrl_offs = AM43XX_CM_PER_HDQ1W_CLKCTRL_OFFSET, + .modulemode = MODULEMODE_SWCTRL, + }, + }, +}; + /* Interfaces */ static struct omap_hwmod_ocp_if am43xx_l3_main__l4_hs = { .master = &am33xx_l3_main_hwmod, @@ -790,6 +818,13 @@ static struct omap_hwmod_ocp_if am43xx_l4_ls__dss_rfbi = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +static struct omap_hwmod_ocp_if am43xx_l4_ls__hdq1w = { + .master = &am33xx_l4_ls_hwmod, + .slave = &am43xx_hdq1w_hwmod, + .clk = "l4ls_gclk", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + static struct omap_hwmod_ocp_if *am43xx_hwmod_ocp_ifs[] __initdata = { &am33xx_l4_wkup__synctimer, &am43xx_l4_ls__timer8, @@ -889,6 +924,7 @@ static struct omap_hwmod_ocp_if *am43xx_hwmod_ocp_ifs[] __initdata = { &am43xx_l4_ls__dss, &am43xx_l4_ls__dss_dispc, &am43xx_l4_ls__dss_rfbi, + &am43xx_l4_ls__hdq1w, NULL, }; diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c index 16fe7a1..0e64c2f 100644 --- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c @@ -1726,21 +1726,6 @@ static struct omap_hwmod_class dra7xx_timer_1ms_hwmod_class = { .sysc = &dra7xx_timer_1ms_sysc, }; -static struct omap_hwmod_class_sysconfig dra7xx_timer_secure_sysc = { - .rev_offs = 0x0000, - .sysc_offs = 0x0010, - .sysc_flags = (SYSC_HAS_EMUFREE | SYSC_HAS_RESET_STATUS | - SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET), - .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | - SIDLE_SMART_WKUP), - .sysc_fields = &omap_hwmod_sysc_type2, -}; - -static struct omap_hwmod_class dra7xx_timer_secure_hwmod_class = { - .name = "timer", - .sysc = &dra7xx_timer_secure_sysc, -}; - static struct omap_hwmod_class_sysconfig dra7xx_timer_sysc = { .rev_offs = 0x0000, .sysc_offs = 0x0010, @@ -1804,7 +1789,7 @@ static struct omap_hwmod dra7xx_timer3_hwmod = { /* timer4 */ static struct omap_hwmod dra7xx_timer4_hwmod = { .name = "timer4", - .class = &dra7xx_timer_secure_hwmod_class, + .class = &dra7xx_timer_hwmod_class, .clkdm_name = "l4per_clkdm", .main_clk = "timer4_gfclk_mux", .prcm = { @@ -1921,6 +1906,66 @@ static struct omap_hwmod dra7xx_timer11_hwmod = { }, }; +/* timer13 */ +static struct omap_hwmod dra7xx_timer13_hwmod = { + .name = "timer13", + .class = &dra7xx_timer_hwmod_class, + .clkdm_name = "l4per3_clkdm", + .main_clk = "timer13_gfclk_mux", + .prcm = { + .omap4 = { + .clkctrl_offs = DRA7XX_CM_L4PER3_TIMER13_CLKCTRL_OFFSET, + .context_offs = DRA7XX_RM_L4PER3_TIMER13_CONTEXT_OFFSET, + .modulemode = MODULEMODE_SWCTRL, + }, + }, +}; + +/* timer14 */ +static struct omap_hwmod dra7xx_timer14_hwmod = { + .name = "timer14", + .class = &dra7xx_timer_hwmod_class, + .clkdm_name = "l4per3_clkdm", + .main_clk = "timer14_gfclk_mux", + .prcm = { + .omap4 = { + .clkctrl_offs = DRA7XX_CM_L4PER3_TIMER14_CLKCTRL_OFFSET, + .context_offs = DRA7XX_RM_L4PER3_TIMER14_CONTEXT_OFFSET, + .modulemode = MODULEMODE_SWCTRL, + }, + }, +}; + +/* timer15 */ +static struct omap_hwmod dra7xx_timer15_hwmod = { + .name = "timer15", + .class = &dra7xx_timer_hwmod_class, + .clkdm_name = "l4per3_clkdm", + .main_clk = "timer15_gfclk_mux", + .prcm = { + .omap4 = { + .clkctrl_offs = DRA7XX_CM_L4PER3_TIMER15_CLKCTRL_OFFSET, + .context_offs = DRA7XX_RM_L4PER3_TIMER15_CONTEXT_OFFSET, + .modulemode = MODULEMODE_SWCTRL, + }, + }, +}; + +/* timer16 */ +static struct omap_hwmod dra7xx_timer16_hwmod = { + .name = "timer16", + .class = &dra7xx_timer_hwmod_class, + .clkdm_name = "l4per3_clkdm", + .main_clk = "timer16_gfclk_mux", + .prcm = { + .omap4 = { + .clkctrl_offs = DRA7XX_CM_L4PER3_TIMER16_CLKCTRL_OFFSET, + .context_offs = DRA7XX_RM_L4PER3_TIMER16_CONTEXT_OFFSET, + .modulemode = MODULEMODE_SWCTRL, + }, + }, +}; + /* * 'uart' class * @@ -3059,6 +3104,38 @@ static struct omap_hwmod_ocp_if dra7xx_l4_per1__timer11 = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +/* l4_per3 -> timer13 */ +static struct omap_hwmod_ocp_if dra7xx_l4_per3__timer13 = { + .master = &dra7xx_l4_per3_hwmod, + .slave = &dra7xx_timer13_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l4_per3 -> timer14 */ +static struct omap_hwmod_ocp_if dra7xx_l4_per3__timer14 = { + .master = &dra7xx_l4_per3_hwmod, + .slave = &dra7xx_timer14_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l4_per3 -> timer15 */ +static struct omap_hwmod_ocp_if dra7xx_l4_per3__timer15 = { + .master = &dra7xx_l4_per3_hwmod, + .slave = &dra7xx_timer15_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l4_per3 -> timer16 */ +static struct omap_hwmod_ocp_if dra7xx_l4_per3__timer16 = { + .master = &dra7xx_l4_per3_hwmod, + .slave = &dra7xx_timer16_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + /* l4_per1 -> uart1 */ static struct omap_hwmod_ocp_if dra7xx_l4_per1__uart1 = { .master = &dra7xx_l4_per1_hwmod, @@ -3295,6 +3372,10 @@ static struct omap_hwmod_ocp_if *dra7xx_hwmod_ocp_ifs[] __initdata = { &dra7xx_l4_per1__timer9, &dra7xx_l4_per1__timer10, &dra7xx_l4_per1__timer11, + &dra7xx_l4_per3__timer13, + &dra7xx_l4_per3__timer14, + &dra7xx_l4_per3__timer15, + &dra7xx_l4_per3__timer16, &dra7xx_l4_per1__uart1, &dra7xx_l4_per1__uart2, &dra7xx_l4_per1__uart3, diff --git a/arch/arm/mach-omap2/prcm43xx.h b/arch/arm/mach-omap2/prcm43xx.h index ad7b3e9..48df3b5 100644 --- a/arch/arm/mach-omap2/prcm43xx.h +++ b/arch/arm/mach-omap2/prcm43xx.h @@ -143,5 +143,6 @@ #define AM43XX_CM_PER_USB_OTG_SS1_CLKCTRL_OFFSET 0x0268 #define AM43XX_CM_PER_USBPHYOCP2SCP1_CLKCTRL_OFFSET 0x05C0 #define AM43XX_CM_PER_DSS_CLKCTRL_OFFSET 0x0a20 +#define AM43XX_CM_PER_HDQ1W_CLKCTRL_OFFSET 0x04a0 #endif diff --git a/arch/arm/mach-omap2/sleep44xx.S b/arch/arm/mach-omap2/sleep44xx.S index b84a012..ad1bb94 100644 --- a/arch/arm/mach-omap2/sleep44xx.S +++ b/arch/arm/mach-omap2/sleep44xx.S @@ -333,11 +333,9 @@ ENDPROC(omap4_cpu_resume) #endif /* defined(CONFIG_SMP) && defined(CONFIG_PM) */ -#ifndef CONFIG_OMAP4_ERRATA_I688 ENTRY(omap_bus_sync) ret lr ENDPROC(omap_bus_sync) -#endif ENTRY(omap_do_wfi) stmfd sp!, {lr} diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c index 87a12d6..b02f394 100644 --- a/arch/arm/mach-orion5x/pci.c +++ b/arch/arm/mach-orion5x/pci.c @@ -540,37 +540,33 @@ void __init orion5x_pci_set_cardbus_mode(void) int __init orion5x_pci_sys_setup(int nr, struct pci_sys_data *sys) { - int ret = 0; - vga_base = ORION5X_PCIE_MEM_PHYS_BASE; if (nr == 0) { orion_pcie_set_local_bus_nr(PCIE_BASE, sys->busnr); - ret = pcie_setup(sys); - } else if (nr == 1 && !orion5x_pci_disabled) { + return pcie_setup(sys); + } + + if (nr == 1 && !orion5x_pci_disabled) { orion5x_pci_set_bus_nr(sys->busnr); - ret = pci_setup(sys); + return pci_setup(sys); } - return ret; + return 0; } struct pci_bus __init *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys) { - struct pci_bus *bus; + if (nr == 0) + return pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys, + &sys->resources); - if (nr == 0) { - bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys, - &sys->resources); - } else if (nr == 1 && !orion5x_pci_disabled) { - bus = pci_scan_root_bus(NULL, sys->busnr, &pci_ops, sys, - &sys->resources); - } else { - bus = NULL; - BUG(); - } + if (nr == 1 && !orion5x_pci_disabled) + return pci_scan_root_bus(NULL, sys->busnr, &pci_ops, sys, + &sys->resources); - return bus; + BUG(); + return NULL; } int __init orion5x_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index 0eecd83..89a7c06 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -11,6 +11,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include <linux/bitops.h> #include <linux/init.h> #include <linux/module.h> #include <linux/interrupt.h> @@ -40,7 +41,6 @@ #define ICHP_VAL_IRQ (1 << 31) #define ICHP_IRQ(i) (((i) >> 16) & 0x7fff) #define IPR_VALID (1 << 31) -#define IRQ_BIT(n) (((n) - PXA_IRQ(0)) & 0x1f) #define MAX_INTERNAL_IRQS 128 @@ -51,6 +51,7 @@ static void __iomem *pxa_irq_base; static int pxa_internal_irq_nr; static bool cpu_has_ipr; +static struct irq_domain *pxa_irq_domain; static inline void __iomem *irq_base(int i) { @@ -66,18 +67,20 @@ static inline void __iomem *irq_base(int i) void pxa_mask_irq(struct irq_data *d) { void __iomem *base = irq_data_get_irq_chip_data(d); + irq_hw_number_t irq = irqd_to_hwirq(d); uint32_t icmr = __raw_readl(base + ICMR); - icmr &= ~(1 << IRQ_BIT(d->irq)); + icmr &= ~BIT(irq & 0x1f); __raw_writel(icmr, base + ICMR); } void pxa_unmask_irq(struct irq_data *d) { void __iomem *base = irq_data_get_irq_chip_data(d); + irq_hw_number_t irq = irqd_to_hwirq(d); uint32_t icmr = __raw_readl(base + ICMR); - icmr |= 1 << IRQ_BIT(d->irq); + icmr |= BIT(irq & 0x1f); __raw_writel(icmr, base + ICMR); } @@ -118,40 +121,63 @@ asmlinkage void __exception_irq_entry ichp_handle_irq(struct pt_regs *regs) } while (1); } -void __init pxa_init_irq(int irq_nr, int (*fn)(struct irq_data *, unsigned int)) +static int pxa_irq_map(struct irq_domain *h, unsigned int virq, + irq_hw_number_t hw) { - int irq, i, n; + void __iomem *base = irq_base(hw / 32); - BUG_ON(irq_nr > MAX_INTERNAL_IRQS); + /* initialize interrupt priority */ + if (cpu_has_ipr) + __raw_writel(hw | IPR_VALID, pxa_irq_base + IPR(hw)); + + irq_set_chip_and_handler(virq, &pxa_internal_irq_chip, + handle_level_irq); + irq_set_chip_data(virq, base); + set_irq_flags(virq, IRQF_VALID); + + return 0; +} + +static struct irq_domain_ops pxa_irq_ops = { + .map = pxa_irq_map, + .xlate = irq_domain_xlate_onecell, +}; + +static __init void +pxa_init_irq_common(struct device_node *node, int irq_nr, + int (*fn)(struct irq_data *, unsigned int)) +{ + int n; pxa_internal_irq_nr = irq_nr; - cpu_has_ipr = !cpu_is_pxa25x(); - pxa_irq_base = io_p2v(0x40d00000); + pxa_irq_domain = irq_domain_add_legacy(node, irq_nr, + PXA_IRQ(0), 0, + &pxa_irq_ops, NULL); + if (!pxa_irq_domain) + panic("Unable to add PXA IRQ domain\n"); + irq_set_default_host(pxa_irq_domain); for (n = 0; n < irq_nr; n += 32) { void __iomem *base = irq_base(n >> 5); __raw_writel(0, base + ICMR); /* disable all IRQs */ __raw_writel(0, base + ICLR); /* all IRQs are IRQ, not FIQ */ - for (i = n; (i < (n + 32)) && (i < irq_nr); i++) { - /* initialize interrupt priority */ - if (cpu_has_ipr) - __raw_writel(i | IPR_VALID, pxa_irq_base + IPR(i)); - - irq = PXA_IRQ(i); - irq_set_chip_and_handler(irq, &pxa_internal_irq_chip, - handle_level_irq); - irq_set_chip_data(irq, base); - set_irq_flags(irq, IRQF_VALID); - } } - /* only unmasked interrupts kick us out of idle */ __raw_writel(1, irq_base(0) + ICCR); pxa_internal_irq_chip.irq_set_wake = fn; } +void __init pxa_init_irq(int irq_nr, int (*fn)(struct irq_data *, unsigned int)) +{ + BUG_ON(irq_nr > MAX_INTERNAL_IRQS); + + pxa_irq_base = io_p2v(0x40d00000); + cpu_has_ipr = !cpu_is_pxa25x(); + pxa_init_irq_common(NULL, irq_nr, fn); +} + #ifdef CONFIG_PM static unsigned long saved_icmr[MAX_INTERNAL_IRQS/32]; static unsigned long saved_ipr[MAX_INTERNAL_IRQS]; @@ -203,30 +229,6 @@ struct syscore_ops pxa_irq_syscore_ops = { }; #ifdef CONFIG_OF -static struct irq_domain *pxa_irq_domain; - -static int pxa_irq_map(struct irq_domain *h, unsigned int virq, - irq_hw_number_t hw) -{ - void __iomem *base = irq_base(hw / 32); - - /* initialize interrupt priority */ - if (cpu_has_ipr) - __raw_writel(hw | IPR_VALID, pxa_irq_base + IPR(hw)); - - irq_set_chip_and_handler(hw, &pxa_internal_irq_chip, - handle_level_irq); - irq_set_chip_data(hw, base); - set_irq_flags(hw, IRQF_VALID); - - return 0; -} - -static struct irq_domain_ops pxa_irq_ops = { - .map = pxa_irq_map, - .xlate = irq_domain_xlate_onecell, -}; - static const struct of_device_id intc_ids[] __initconst = { { .compatible = "marvell,pxa-intc", }, {} @@ -236,7 +238,7 @@ void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, unsigned int)) { struct device_node *node; struct resource res; - int n, ret; + int ret; node = of_find_matching_node(NULL, intc_ids); if (!node) { @@ -267,23 +269,6 @@ void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, unsigned int)) return; } - pxa_irq_domain = irq_domain_add_legacy(node, pxa_internal_irq_nr, 0, 0, - &pxa_irq_ops, NULL); - if (!pxa_irq_domain) - panic("Unable to add PXA IRQ domain\n"); - - irq_set_default_host(pxa_irq_domain); - - for (n = 0; n < pxa_internal_irq_nr; n += 32) { - void __iomem *base = irq_base(n >> 5); - - __raw_writel(0, base + ICMR); /* disable all IRQs */ - __raw_writel(0, base + ICLR); /* all IRQs are IRQ, not FIQ */ - } - - /* only unmasked interrupts kick us out of idle */ - __raw_writel(1, irq_base(0) + ICCR); - - pxa_internal_irq_chip.irq_set_wake = fn; + pxa_init_irq_common(node, pxa_internal_irq_nr, fn); } #endif /* CONFIG_OF */ diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c index a762b23..6dc4f02 100644 --- a/arch/arm/mach-pxa/raumfeld.c +++ b/arch/arm/mach-pxa/raumfeld.c @@ -758,8 +758,10 @@ static void raumfeld_power_signal_charged(void) struct power_supply *psy = power_supply_get_by_name(raumfeld_power_supplicants[0]); - if (psy) + if (psy) { power_supply_set_battery_charged(psy); + power_supply_put(psy); + } } static int raumfeld_power_resume(void) diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c index 205f9bf..ac2ae5c 100644 --- a/arch/arm/mach-pxa/zeus.c +++ b/arch/arm/mach-pxa/zeus.c @@ -412,7 +412,7 @@ static struct fixed_voltage_config can_regulator_pdata = { }; static struct platform_device can_regulator_device = { - .name = "reg-fixed-volage", + .name = "reg-fixed-voltage", .id = 0, .dev = { .platform_data = &can_regulator_pdata, diff --git a/arch/arm/mach-rockchip/platsmp.c b/arch/arm/mach-rockchip/platsmp.c index f26fcdc..5b4ca3c 100644 --- a/arch/arm/mach-rockchip/platsmp.c +++ b/arch/arm/mach-rockchip/platsmp.c @@ -55,7 +55,7 @@ static int pmu_power_domain_is_on(int pd) return !(val & BIT(pd)); } -struct reset_control *rockchip_get_core_reset(int cpu) +static struct reset_control *rockchip_get_core_reset(int cpu) { struct device *dev = get_cpu_device(cpu); struct device_node *np; @@ -201,7 +201,7 @@ static int __init rockchip_smp_prepare_sram(struct device_node *node) return 0; } -static struct regmap_config rockchip_pmu_regmap_config = { +static const struct regmap_config rockchip_pmu_regmap_config = { .reg_bits = 32, .val_bits = 32, .reg_stride = 4, diff --git a/arch/arm/mach-rockchip/pm.c b/arch/arm/mach-rockchip/pm.c index 50cb781..b07d886 100644 --- a/arch/arm/mach-rockchip/pm.c +++ b/arch/arm/mach-rockchip/pm.c @@ -75,9 +75,13 @@ static void rk3288_slp_mode_set(int level) regmap_read(pmu_regmap, RK3288_PMU_PWRMODE_CON, &rk3288_pmu_pwr_mode_con); - /* set bit 8 so that system will resume to FAST_BOOT_ADDR */ + /* + * SGRF_FAST_BOOT_EN - system to boot from FAST_BOOT_ADDR + * PCLK_WDT_GATE - disable WDT during suspend. + */ regmap_write(sgrf_regmap, RK3288_SGRF_SOC_CON0, - SGRF_FAST_BOOT_EN | SGRF_FAST_BOOT_EN_WRITE); + SGRF_PCLK_WDT_GATE | SGRF_FAST_BOOT_EN + | SGRF_PCLK_WDT_GATE_WRITE | SGRF_FAST_BOOT_EN_WRITE); /* booting address of resuming system is from this register value */ regmap_write(sgrf_regmap, RK3288_SGRF_FAST_BOOT_ADDR, @@ -122,7 +126,8 @@ static void rk3288_slp_mode_set_resume(void) rk3288_pmu_pwr_mode_con); regmap_write(sgrf_regmap, RK3288_SGRF_SOC_CON0, - rk3288_sgrf_soc_con0 | SGRF_FAST_BOOT_EN_WRITE); + rk3288_sgrf_soc_con0 | SGRF_PCLK_WDT_GATE_WRITE + | SGRF_FAST_BOOT_EN_WRITE); } static int rockchip_lpmode_enter(unsigned long arg) @@ -209,6 +214,9 @@ static int rk3288_suspend_init(struct device_node *np) memcpy(rk3288_bootram_base, rockchip_slp_cpu_resume, rk3288_bootram_sz); + regmap_write(pmu_regmap, RK3288_PMU_OSC_CNT, OSC_STABL_CNT_THRESH); + regmap_write(pmu_regmap, RK3288_PMU_STABL_CNT, PMU_STABL_CNT_THRESH); + return 0; } diff --git a/arch/arm/mach-rockchip/pm.h b/arch/arm/mach-rockchip/pm.h index 7c889c0..03ff31d 100644 --- a/arch/arm/mach-rockchip/pm.h +++ b/arch/arm/mach-rockchip/pm.h @@ -50,6 +50,8 @@ static inline void rockchip_suspend_init(void) #define RK3288_SGRF_SOC_CON0 (0x0000) #define RK3288_SGRF_FAST_BOOT_ADDR (0x0120) +#define SGRF_PCLK_WDT_GATE BIT(6) +#define SGRF_PCLK_WDT_GATE_WRITE BIT(22) #define SGRF_FAST_BOOT_EN BIT(8) #define SGRF_FAST_BOOT_EN_WRITE BIT(24) @@ -63,6 +65,10 @@ static inline void rockchip_suspend_init(void) /* PMU_WAKEUP_CFG1 bits */ #define PMU_ARMINT_WAKEUP_EN BIT(0) +/* wait 30ms for OSC stable and 30ms for pmic stable */ +#define OSC_STABL_CNT_THRESH (32 * 30) +#define PMU_STABL_CNT_THRESH (32 * 30) + enum rk3288_pwr_mode_con { PMU_PWR_MODE_EN = 0, PMU_CLK_CORE_SRC_GATE_EN, diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig index 79c49ff..23bec3a 100644 --- a/arch/arm/mach-s3c24xx/Kconfig +++ b/arch/arm/mach-s3c24xx/Kconfig @@ -39,14 +39,14 @@ config CPU_S3C2412 bool "SAMSUNG S3C2412" select CPU_ARM926T select S3C2412_COMMON_CLK - select S3C2412_PM if PM + select S3C2412_PM if PM_SLEEP help Support for the S3C2412 and S3C2413 SoCs from the S3C24XX line config CPU_S3C2416 bool "SAMSUNG S3C2416/S3C2450" select CPU_ARM926T - select S3C2416_PM if PM + select S3C2416_PM if PM_SLEEP select S3C2443_COMMON_CLK help Support for the S3C2416 SoC from the S3C24XX line @@ -55,7 +55,7 @@ config CPU_S3C2440 bool "SAMSUNG S3C2440" select CPU_ARM920T select S3C2410_COMMON_CLK - select S3C2410_PM if PM + select S3C2410_PM if PM_SLEEP help Support for S3C2440 Samsung Mobile CPU based systems. @@ -63,7 +63,7 @@ config CPU_S3C2442 bool "SAMSUNG S3C2442" select CPU_ARM920T select S3C2410_COMMON_CLK - select S3C2410_PM if PM + select S3C2410_PM if PM_SLEEP help Support for S3C2442 Samsung Mobile CPU based systems. @@ -228,11 +228,6 @@ config H1940BT This is a simple driver that is able to control the state of built in bluetooth chip on h1940. -config PM_H1940 - bool - help - Internal node for H1940 and related PM - config MACH_N30 bool "Acer N30 family" select S3C_DEV_NAND @@ -362,6 +357,7 @@ if CPU_S3C2416 config S3C2416_PM bool select S3C2412_PM_SLEEP + select SAMSUNG_WAKEMASK help Internal config node to apply S3C2416 power management @@ -584,6 +580,11 @@ config MACH_SMDK2443 endif # CPU_S3C2443 +config PM_H1940 + bool + help + Internal node for H1940 and related PM + endmenu # SAMSUNG S3C24XX SoCs Support endif # ARCH_S3C24XX diff --git a/arch/arm/mach-s3c24xx/Makefile b/arch/arm/mach-s3c24xx/Makefile index b40a22f..05920c8 100644 --- a/arch/arm/mach-s3c24xx/Makefile +++ b/arch/arm/mach-s3c24xx/Makefile @@ -32,7 +32,8 @@ obj-$(CONFIG_CPU_S3C2443) += s3c2443.o # PM -obj-$(CONFIG_PM) += pm.o irq-pm.o sleep.o +obj-$(CONFIG_PM) += pm.o +obj-$(CONFIG_PM_SLEEP) += irq-pm.o sleep.o # common code diff --git a/arch/arm/mach-s3c24xx/include/mach/pm-core.h b/arch/arm/mach-s3c24xx/include/mach/pm-core.h index 2eef7e6..69459dbb 100644 --- a/arch/arm/mach-s3c24xx/include/mach/pm-core.h +++ b/arch/arm/mach-s3c24xx/include/mach/pm-core.h @@ -10,6 +10,11 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include <linux/delay.h> +#include <linux/io.h> + +#include "regs-clock.h" +#include "regs-irq.h" static inline void s3c_pm_debug_init_uart(void) { @@ -42,8 +47,23 @@ static inline void s3c_pm_arch_stop_clocks(void) __raw_writel(0x00, S3C2410_CLKCON); /* turn off clocks over sleep */ } -static void s3c_pm_show_resume_irqs(int start, unsigned long which, - unsigned long mask); +/* s3c2410_pm_show_resume_irqs + * + * print any IRQs asserted at resume time (ie, we woke from) +*/ +static inline void s3c_pm_show_resume_irqs(int start, unsigned long which, + unsigned long mask) +{ + int i; + + which &= ~mask; + + for (i = 0; i <= 31; i++) { + if (which & (1L<<i)) { + S3C_PMDBG("IRQ %d asserted at resume\n", start+i); + } + } +} static inline void s3c_pm_arch_show_resume_irqs(void) { diff --git a/arch/arm/mach-s3c24xx/pm-s3c2416.c b/arch/arm/mach-s3c24xx/pm-s3c2416.c index 4492389..c0e328e 100644 --- a/arch/arm/mach-s3c24xx/pm-s3c2416.c +++ b/arch/arm/mach-s3c24xx/pm-s3c2416.c @@ -23,6 +23,7 @@ #include "s3c2412-power.h" +#ifdef CONFIG_PM_SLEEP extern void s3c2412_sleep_enter(void); static int s3c2416_cpu_suspend(unsigned long arg) @@ -70,7 +71,7 @@ static __init int s3c2416_pm_init(void) } arch_initcall(s3c2416_pm_init); - +#endif static void s3c2416_pm_resume(void) { diff --git a/arch/arm/mach-s3c24xx/pm.c b/arch/arm/mach-s3c24xx/pm.c index b19256e..5d510bc 100644 --- a/arch/arm/mach-s3c24xx/pm.c +++ b/arch/arm/mach-s3c24xx/pm.c @@ -50,6 +50,7 @@ #define PFX "s3c24xx-pm: " +#ifdef CONFIG_PM_SLEEP static struct sleep_save core_save[] = { /* we restore the timings here, with the proviso that the board * brings the system up in an slower, or equal frequency setting @@ -67,6 +68,7 @@ static struct sleep_save core_save[] = { SAVE_ITEM(S3C2410_BANKCON4), SAVE_ITEM(S3C2410_BANKCON5), }; +#endif /* s3c_pm_check_resume_pin * @@ -121,7 +123,7 @@ void s3c_pm_configure_extint(void) } } - +#ifdef CONFIG_PM_SLEEP void s3c_pm_restore_core(void) { s3c_pm_do_restore_core(core_save, ARRAY_SIZE(core_save)); @@ -131,4 +133,4 @@ void s3c_pm_save_core(void) { s3c_pm_do_save(core_save, ARRAY_SIZE(core_save)); } - +#endif diff --git a/arch/arm/mach-s3c24xx/s3c2410.c b/arch/arm/mach-s3c24xx/s3c2410.c index 2a6985a..5061d66 100644 --- a/arch/arm/mach-s3c24xx/s3c2410.c +++ b/arch/arm/mach-s3c24xx/s3c2410.c @@ -121,7 +121,7 @@ int __init s3c2410_init(void) { printk("S3C2410: Initialising architecture\n"); -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP register_syscore_ops(&s3c2410_pm_syscore_ops); register_syscore_ops(&s3c24xx_irq_syscore_ops); #endif diff --git a/arch/arm/mach-s3c24xx/s3c2412.c b/arch/arm/mach-s3c24xx/s3c2412.c index ecf2c77..64a1360 100644 --- a/arch/arm/mach-s3c24xx/s3c2412.c +++ b/arch/arm/mach-s3c24xx/s3c2412.c @@ -172,7 +172,7 @@ int __init s3c2412_init(void) { printk("S3C2412: Initialising architecture\n"); -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP register_syscore_ops(&s3c2412_pm_syscore_ops); register_syscore_ops(&s3c24xx_irq_syscore_ops); #endif diff --git a/arch/arm/mach-s3c24xx/s3c2416.c b/arch/arm/mach-s3c24xx/s3c2416.c index bfd4da8..3f8ca2a 100644 --- a/arch/arm/mach-s3c24xx/s3c2416.c +++ b/arch/arm/mach-s3c24xx/s3c2416.c @@ -98,7 +98,7 @@ int __init s3c2416_init(void) s3c_adc_setname("s3c2416-adc"); s3c_rtc_setname("s3c2416-rtc"); -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP register_syscore_ops(&s3c2416_pm_syscore_ops); register_syscore_ops(&s3c24xx_irq_syscore_ops); register_syscore_ops(&s3c2416_irq_syscore_ops); diff --git a/arch/arm/mach-s3c24xx/s3c2440.c b/arch/arm/mach-s3c24xx/s3c2440.c index 03d379f..eb73355 100644 --- a/arch/arm/mach-s3c24xx/s3c2440.c +++ b/arch/arm/mach-s3c24xx/s3c2440.c @@ -57,11 +57,11 @@ int __init s3c2440_init(void) /* register suspend/resume handlers */ -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP register_syscore_ops(&s3c2410_pm_syscore_ops); register_syscore_ops(&s3c24xx_irq_syscore_ops); -#endif register_syscore_ops(&s3c244x_pm_syscore_ops); +#endif /* register our system device for everything else */ diff --git a/arch/arm/mach-s3c24xx/s3c2442.c b/arch/arm/mach-s3c24xx/s3c2442.c index 7b04334..893998e 100644 --- a/arch/arm/mach-s3c24xx/s3c2442.c +++ b/arch/arm/mach-s3c24xx/s3c2442.c @@ -60,11 +60,11 @@ int __init s3c2442_init(void) { printk("S3C2442: Initialising architecture\n"); -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP register_syscore_ops(&s3c2410_pm_syscore_ops); register_syscore_ops(&s3c24xx_irq_syscore_ops); -#endif register_syscore_ops(&s3c244x_pm_syscore_ops); +#endif return device_register(&s3c2442_dev); } diff --git a/arch/arm/mach-s3c24xx/s3c244x.c b/arch/arm/mach-s3c24xx/s3c244x.c index 177f978..b141195 100644 --- a/arch/arm/mach-s3c24xx/s3c244x.c +++ b/arch/arm/mach-s3c24xx/s3c244x.c @@ -108,7 +108,7 @@ static int __init s3c2442_core_init(void) core_initcall(s3c2442_core_init); -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static struct sleep_save s3c244x_sleep[] = { SAVE_ITEM(S3C2440_DSC0), SAVE_ITEM(S3C2440_DSC1), @@ -127,12 +127,9 @@ static void s3c244x_resume(void) { s3c_pm_do_restore(s3c244x_sleep, ARRAY_SIZE(s3c244x_sleep)); } -#else -#define s3c244x_suspend NULL -#define s3c244x_resume NULL -#endif struct syscore_ops s3c244x_pm_syscore_ops = { .suspend = s3c244x_suspend, .resume = s3c244x_resume, }; +#endif diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig index 26ca242..eff95e9 100644 --- a/arch/arm/mach-s3c64xx/Kconfig +++ b/arch/arm/mach-s3c64xx/Kconfig @@ -189,6 +189,7 @@ endchoice config SMDK6410_WM1190_EV1 bool "Support Wolfson Microelectronics 1190-EV1 PMIC card" depends on MACH_SMDK6410 + depends on I2C=y select MFD_WM8350_I2C select REGULATOR select REGULATOR_WM8350 @@ -203,6 +204,7 @@ config SMDK6410_WM1190_EV1 config SMDK6410_WM1192_EV1 bool "Support Wolfson Microelectronics 1192-EV1 PMIC card" depends on MACH_SMDK6410 + depends on I2C=y select MFD_WM831X select MFD_WM831X_I2C select REGULATOR @@ -269,8 +271,8 @@ config MACH_SMARTQ7 config MACH_WLF_CRAGG_6410 bool "Wolfson Cragganmore 6410" + depends on I2C=y select CPU_S3C6410 - select I2C select LEDS_GPIO_REGISTER select S3C64XX_DEV_SPI0 select S3C64XX_SETUP_FB_24BPP diff --git a/arch/arm/mach-s3c64xx/Makefile b/arch/arm/mach-s3c64xx/Makefile index 12f67b6..17f4b07 100644 --- a/arch/arm/mach-s3c64xx/Makefile +++ b/arch/arm/mach-s3c64xx/Makefile @@ -16,7 +16,8 @@ obj-$(CONFIG_CPU_S3C6410) += s3c6410.o # PM -obj-$(CONFIG_PM) += pm.o irq-pm.o sleep.o +obj-$(CONFIG_PM) += pm.o +obj-$(CONFIG_PM_SLEEP) += irq-pm.o sleep.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o # DMA support diff --git a/arch/arm/mach-s3c64xx/cpuidle.c b/arch/arm/mach-s3c64xx/cpuidle.c index 2eb0724..93aa8cb 100644 --- a/arch/arm/mach-s3c64xx/cpuidle.c +++ b/arch/arm/mach-s3c64xx/cpuidle.c @@ -16,7 +16,7 @@ #include <linux/export.h> #include <linux/time.h> -#include <asm/proc-fns.h> +#include <asm/cpuidle.h> #include <mach/map.h> diff --git a/arch/arm/mach-s3c64xx/crag6410.h b/arch/arm/mach-s3c64xx/crag6410.h index 7bc6668..dcbe17f 100644 --- a/arch/arm/mach-s3c64xx/crag6410.h +++ b/arch/arm/mach-s3c64xx/crag6410.h @@ -14,6 +14,7 @@ #include <mach/gpio-samsung.h> #define GLENFARCLAS_PMIC_IRQ_BASE IRQ_BOARD_START +#define BANFF_PMIC_IRQ_BASE (IRQ_BOARD_START + 64) #define PCA935X_GPIO_BASE GPIO_BOARD_START #define CODEC_GPIO_BASE (GPIO_BOARD_START + 8) diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index 10b913b..65c426b 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -554,6 +554,7 @@ static struct wm831x_touch_pdata touch_pdata = { static struct wm831x_pdata crag_pmic_pdata = { .wm831x_num = 1, + .irq_base = BANFF_PMIC_IRQ_BASE, .gpio_base = BANFF_PMIC_GPIO_BASE, .soft_shutdown = true, diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c index 661eb66..b7447a9 100644 --- a/arch/arm/mach-s3c64xx/mach-smdk6410.c +++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c @@ -209,7 +209,7 @@ static struct platform_device smdk6410_smsc911x = { }; #ifdef CONFIG_REGULATOR -static struct regulator_consumer_supply smdk6410_b_pwr_5v_consumers[] __initdata = { +static struct regulator_consumer_supply smdk6410_b_pwr_5v_consumers[] = { REGULATOR_SUPPLY("PVDD", "0-001b"), REGULATOR_SUPPLY("AVDD", "0-001b"), }; diff --git a/arch/arm/mach-s3c64xx/pm.c b/arch/arm/mach-s3c64xx/pm.c index aaf7bea..75b14e7 100644 --- a/arch/arm/mach-s3c64xx/pm.c +++ b/arch/arm/mach-s3c64xx/pm.c @@ -194,6 +194,7 @@ void s3c_pm_debug_smdkled(u32 set, u32 clear) } #endif +#ifdef CONFIG_PM_SLEEP static struct sleep_save core_save[] = { SAVE_ITEM(S3C64XX_MEM0DRVCON), SAVE_ITEM(S3C64XX_MEM1DRVCON), @@ -238,6 +239,7 @@ void s3c_pm_save_core(void) s3c_pm_do_save(misc_save, ARRAY_SIZE(misc_save)); s3c_pm_do_save(core_save, ARRAY_SIZE(core_save)); } +#endif /* since both s3c6400 and s3c6410 share the same sleep pm calls, we * put the per-cpu code in here until any new cpu comes along and changes diff --git a/arch/arm/mach-s5pv210/sleep.S b/arch/arm/mach-s5pv210/sleep.S index 7c43ddd..dfbfc0f 100644 --- a/arch/arm/mach-s5pv210/sleep.S +++ b/arch/arm/mach-s5pv210/sleep.S @@ -14,7 +14,7 @@ #include <linux/linkage.h> - .data + .text .align /* diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index 2f36c85..347b6a5 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -69,10 +69,12 @@ config ARCH_R8A7779 config ARCH_R8A7790 bool "R-Car H2 (R8A77900)" select ARCH_RCAR_GEN2 + select I2C config ARCH_R8A7791 bool "R-Car M2-W (R8A77910)" select ARCH_RCAR_GEN2 + select I2C config ARCH_R8A7794 bool "R-Car E2 (R8A77940)" diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile index d53996e..3631d8b 100644 --- a/arch/arm/mach-shmobile/Makefile +++ b/arch/arm/mach-shmobile/Makefile @@ -12,8 +12,8 @@ obj-$(CONFIG_ARCH_R8A73A4) += setup-r8a73a4.o obj-$(CONFIG_ARCH_R8A7740) += setup-r8a7740.o pm-r8a7740.o obj-$(CONFIG_ARCH_R8A7778) += setup-r8a7778.o obj-$(CONFIG_ARCH_R8A7779) += setup-r8a7779.o pm-r8a7779.o -obj-$(CONFIG_ARCH_R8A7790) += setup-r8a7790.o pm-r8a7790.o -obj-$(CONFIG_ARCH_R8A7791) += setup-r8a7791.o pm-r8a7791.o +obj-$(CONFIG_ARCH_R8A7790) += setup-r8a7790.o +obj-$(CONFIG_ARCH_R8A7791) += setup-r8a7791.o obj-$(CONFIG_ARCH_R8A7794) += setup-r8a7794.o obj-$(CONFIG_ARCH_EMEV2) += setup-emev2.o obj-$(CONFIG_ARCH_R7S72100) += setup-r7s72100.o @@ -35,6 +35,8 @@ cpu-y := platsmp.o headsmp.o # Shared SoC family objects obj-$(CONFIG_ARCH_RCAR_GEN2) += setup-rcar-gen2.o platsmp-apmu.o $(cpu-y) CFLAGS_setup-rcar-gen2.o += -march=armv7-a +obj-$(CONFIG_ARCH_R8A7790) += regulator-quirk-rcar-gen2.o +obj-$(CONFIG_ARCH_R8A7791) += regulator-quirk-rcar-gen2.o # SMP objects smp-y := $(cpu-y) @@ -46,10 +48,10 @@ smp-$(CONFIG_ARCH_EMEV2) += smp-emev2.o headsmp-scu.o platsmp-scu.o # PM objects obj-$(CONFIG_SUSPEND) += suspend.o -obj-$(CONFIG_CPU_IDLE) += cpuidle.o obj-$(CONFIG_CPU_FREQ) += cpufreq.o obj-$(CONFIG_PM_RCAR) += pm-rcar.o obj-$(CONFIG_PM_RMOBILE) += pm-rmobile.o +obj-$(CONFIG_ARCH_RCAR_GEN2) += pm-rcar-gen2.o # special sh7372 handling for IRQ objects and low level sleep code obj-$(CONFIG_ARCH_SH7372) += entry-intc.o sleep-sh7372.o diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 6d949f1..36aaeb1 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -1015,7 +1015,6 @@ static struct asoc_simple_card_info fsi_wm8978_info = { .platform = "sh_fsi2", .daifmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBM_CFM, .cpu_dai = { - .fmt = SND_SOC_DAIFMT_IB_NF, .name = "fsia-dai", }, .codec_dai = { @@ -1040,9 +1039,9 @@ static struct asoc_simple_card_info fsi2_hdmi_info = { .card = "FSI2B-HDMI", .codec = "sh-mobile-hdmi", .platform = "sh_fsi2", + .daifmt = SND_SOC_DAIFMT_CBS_CFS, .cpu_dai = { .name = "fsib-dai", - .fmt = SND_SOC_DAIFMT_CBS_CFS, }, .codec_dai = { .name = "sh_mobile_hdmi-hifi", diff --git a/arch/arm/mach-shmobile/common.h b/arch/arm/mach-shmobile/common.h index 309025e..1dc0971 100644 --- a/arch/arm/mach-shmobile/common.h +++ b/arch/arm/mach-shmobile/common.h @@ -23,8 +23,6 @@ struct clk; extern int shmobile_clk_init(void); extern void shmobile_handle_irq_intc(struct pt_regs *); extern struct platform_suspend_ops shmobile_suspend_ops; -struct cpuidle_driver; -extern void shmobile_cpuidle_set_driver(struct cpuidle_driver *drv); #ifdef CONFIG_SUSPEND int shmobile_suspend_init(void); @@ -34,12 +32,6 @@ static inline int shmobile_suspend_init(void) { return 0; } static inline void shmobile_smp_apmu_suspend_init(void) { } #endif -#ifdef CONFIG_CPU_IDLE -int shmobile_cpuidle_init(void); -#else -static inline int shmobile_cpuidle_init(void) { return 0; } -#endif - #ifdef CONFIG_CPU_FREQ int shmobile_cpufreq_init(void); #else @@ -51,7 +43,6 @@ extern void __iomem *shmobile_scu_base; static inline void __init shmobile_init_late(void) { shmobile_suspend_init(); - shmobile_cpuidle_init(); shmobile_cpufreq_init(); } diff --git a/arch/arm/mach-shmobile/cpuidle.c b/arch/arm/mach-shmobile/cpuidle.c deleted file mode 100644 index 0afeb5c..0000000 --- a/arch/arm/mach-shmobile/cpuidle.c +++ /dev/null @@ -1,37 +0,0 @@ -/* - * CPUIdle support code for SH-Mobile ARM - * - * Copyright (C) 2011 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/pm.h> -#include <linux/cpuidle.h> -#include <linux/suspend.h> -#include <linux/module.h> -#include <linux/err.h> -#include <asm/cpuidle.h> -#include <asm/io.h> - -static struct cpuidle_driver shmobile_cpuidle_default_driver = { - .name = "shmobile_cpuidle", - .owner = THIS_MODULE, - .states[0] = ARM_CPUIDLE_WFI_STATE, - .safe_state_index = 0, /* C1 */ - .state_count = 1, -}; - -static struct cpuidle_driver *cpuidle_drv = &shmobile_cpuidle_default_driver; - -void __init shmobile_cpuidle_set_driver(struct cpuidle_driver *drv) -{ - cpuidle_drv = drv; -} - -int __init shmobile_cpuidle_init(void) -{ - return cpuidle_register(cpuidle_drv, NULL); -} diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c index 9e36180..fd63ae6 100644 --- a/arch/arm/mach-shmobile/intc-sh73a0.c +++ b/arch/arm/mach-shmobile/intc-sh73a0.c @@ -252,11 +252,6 @@ static irqreturn_t sh73a0_intcs_demux(int irq, void *dev_id) return IRQ_HANDLED; } -static int sh73a0_set_wake(struct irq_data *data, unsigned int on) -{ - return 0; /* always allow wakeup */ -} - #define PINTER0_PHYS 0xe69000a0 #define PINTER1_PHYS 0xe69000a4 #define PINTER0_VIRT IOMEM(0xe69000a0) @@ -318,8 +313,8 @@ void __init sh73a0_init_irq(void) void __iomem *gic_cpu_base = IOMEM(0xf0000100); void __iomem *intevtsa = ioremap_nocache(0xffd20100, PAGE_SIZE); + gic_set_irqchip_flags(IRQCHIP_SKIP_SET_WAKE); gic_init(0, 29, gic_dist_base, gic_cpu_base); - gic_arch_extn.irq_set_wake = sh73a0_set_wake; register_intc_controller(&intcs_desc); register_intc_controller(&intc_pint0_desc); diff --git a/arch/arm/mach-shmobile/pm-r8a7790.c b/arch/arm/mach-shmobile/pm-r8a7790.c deleted file mode 100644 index 80e8d95..0000000 --- a/arch/arm/mach-shmobile/pm-r8a7790.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * r8a7790 Power management support - * - * Copyright (C) 2013 Renesas Electronics Corporation - * Copyright (C) 2011 Renesas Solutions Corp. - * Copyright (C) 2011 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/kernel.h> -#include <linux/smp.h> -#include <asm/io.h> -#include "common.h" -#include "pm-rcar.h" -#include "r8a7790.h" - -/* RST */ -#define RST 0xe6160000 -#define CA15BAR 0x0020 -#define CA7BAR 0x0030 -#define CA15RESCNT 0x0040 -#define CA7RESCNT 0x0044 - -/* On-chip RAM */ -#define MERAM 0xe8080000 - -/* SYSC */ -#define SYSCIER 0x0c -#define SYSCIMR 0x10 - -#if defined(CONFIG_SMP) - -static void __init r8a7790_sysc_init(void) -{ - void __iomem *base = rcar_sysc_init(0xe6180000); - - /* enable all interrupt sources, but do not use interrupt handler */ - iowrite32(0x0131000e, base + SYSCIER); - iowrite32(0, base + SYSCIMR); -} - -#else /* CONFIG_SMP */ - -static inline void r8a7790_sysc_init(void) {} - -#endif /* CONFIG_SMP */ - -void __init r8a7790_pm_init(void) -{ - void __iomem *p; - u32 bar; - static int once; - - if (once++) - return; - - /* MERAM for jump stub, because BAR requires 256KB aligned address */ - p = ioremap_nocache(MERAM, shmobile_boot_size); - memcpy_toio(p, shmobile_boot_vector, shmobile_boot_size); - iounmap(p); - - /* setup reset vectors */ - p = ioremap_nocache(RST, 0x63); - bar = (MERAM >> 8) & 0xfffffc00; - writel_relaxed(bar, p + CA15BAR); - writel_relaxed(bar, p + CA7BAR); - writel_relaxed(bar | 0x10, p + CA15BAR); - writel_relaxed(bar | 0x10, p + CA7BAR); - - /* de-assert reset for all CPUs */ - writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) | 0xa5a50000, - p + CA15RESCNT); - writel_relaxed((readl_relaxed(p + CA7RESCNT) & ~0x0f) | 0x5a5a0000, - p + CA7RESCNT); - iounmap(p); - - r8a7790_sysc_init(); - shmobile_smp_apmu_suspend_init(); -} diff --git a/arch/arm/mach-shmobile/pm-r8a7791.c b/arch/arm/mach-shmobile/pm-r8a7791.c deleted file mode 100644 index 25f107b..0000000 --- a/arch/arm/mach-shmobile/pm-r8a7791.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * r8a7791 Power management support - * - * Copyright (C) 2014 Renesas Electronics Corporation - * Copyright (C) 2011 Renesas Solutions Corp. - * Copyright (C) 2011 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/kernel.h> -#include <linux/smp.h> -#include <asm/io.h> -#include "common.h" -#include "pm-rcar.h" -#include "r8a7791.h" - -#define RST 0xe6160000 -#define CA15BAR 0x0020 -#define CA15RESCNT 0x0040 -#define RAM 0xe6300000 - -/* SYSC */ -#define SYSCIER 0x0c -#define SYSCIMR 0x10 - -#if defined(CONFIG_SMP) - -static void __init r8a7791_sysc_init(void) -{ - void __iomem *base = rcar_sysc_init(0xe6180000); - - /* enable all interrupt sources, but do not use interrupt handler */ - iowrite32(0x0131000e, base + SYSCIER); - iowrite32(0, base + SYSCIMR); -} - -#else /* CONFIG_SMP */ - -static inline void r8a7791_sysc_init(void) {} - -#endif /* CONFIG_SMP */ - -void __init r8a7791_pm_init(void) -{ - void __iomem *p; - u32 bar; - static int once; - - if (once++) - return; - - /* RAM for jump stub, because BAR requires 256KB aligned address */ - p = ioremap_nocache(RAM, shmobile_boot_size); - memcpy_toio(p, shmobile_boot_vector, shmobile_boot_size); - iounmap(p); - - /* setup reset vectors */ - p = ioremap_nocache(RST, 0x63); - bar = (RAM >> 8) & 0xfffffc00; - writel_relaxed(bar, p + CA15BAR); - writel_relaxed(bar | 0x10, p + CA15BAR); - - /* enable clocks to all CPUs */ - writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) | 0xa5a50000, - p + CA15RESCNT); - iounmap(p); - - r8a7791_sysc_init(); - shmobile_smp_apmu_suspend_init(); -} diff --git a/arch/arm/mach-shmobile/pm-rcar-gen2.c b/arch/arm/mach-shmobile/pm-rcar-gen2.c new file mode 100644 index 0000000..6815781 --- /dev/null +++ b/arch/arm/mach-shmobile/pm-rcar-gen2.c @@ -0,0 +1,115 @@ +/* + * R-Car Generation 2 Power management support + * + * Copyright (C) 2013 - 2015 Renesas Electronics Corporation + * Copyright (C) 2011 Renesas Solutions Corp. + * Copyright (C) 2011 Magnus Damm + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/kernel.h> +#include <linux/of.h> +#include <linux/smp.h> +#include <asm/io.h> +#include "common.h" +#include "pm-rcar.h" +#include "rcar-gen2.h" + +/* RST */ +#define RST 0xe6160000 +#define CA15BAR 0x0020 +#define CA7BAR 0x0030 +#define CA15RESCNT 0x0040 +#define CA7RESCNT 0x0044 + +/* On-chip RAM */ +#define MERAM 0xe8080000 +#define RAM 0xe6300000 + +/* SYSC */ +#define SYSCIER 0x0c +#define SYSCIMR 0x10 + +#if defined(CONFIG_SMP) + +static void __init rcar_gen2_sysc_init(u32 syscier) +{ + void __iomem *base = rcar_sysc_init(0xe6180000); + + /* enable all interrupt sources, but do not use interrupt handler */ + iowrite32(syscier, base + SYSCIER); + iowrite32(0, base + SYSCIMR); +} + +#else /* CONFIG_SMP */ + +static inline void rcar_gen2_sysc_init(u32 syscier) {} + +#endif /* CONFIG_SMP */ + +void __init rcar_gen2_pm_init(void) +{ + void __iomem *p; + u32 bar; + static int once; + struct device_node *np, *cpus; + bool has_a7 = false; + bool has_a15 = false; + phys_addr_t boot_vector_addr = 0; + u32 syscier = 0; + + if (once++) + return; + + cpus = of_find_node_by_path("/cpus"); + if (!cpus) + return; + + for_each_child_of_node(cpus, np) { + if (of_device_is_compatible(np, "arm,cortex-a15")) + has_a15 = true; + else if (of_device_is_compatible(np, "arm,cortex-a7")) + has_a7 = true; + } + + if (of_machine_is_compatible("renesas,r8a7790")) { + boot_vector_addr = MERAM; + syscier = 0x013111ef; + + } else if (of_machine_is_compatible("renesas,r8a7791")) { + boot_vector_addr = RAM; + syscier = 0x00111003; + } + + /* RAM for jump stub, because BAR requires 256KB aligned address */ + p = ioremap_nocache(boot_vector_addr, shmobile_boot_size); + memcpy_toio(p, shmobile_boot_vector, shmobile_boot_size); + iounmap(p); + + /* setup reset vectors */ + p = ioremap_nocache(RST, 0x63); + bar = (boot_vector_addr >> 8) & 0xfffffc00; + if (has_a15) { + writel_relaxed(bar, p + CA15BAR); + writel_relaxed(bar | 0x10, p + CA15BAR); + + /* de-assert reset for CA15 CPUs */ + writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) | + 0xa5a50000, p + CA15RESCNT); + } + if (has_a7) { + writel_relaxed(bar, p + CA7BAR); + writel_relaxed(bar | 0x10, p + CA7BAR); + + /* de-assert reset for CA7 CPUs */ + writel_relaxed((readl_relaxed(p + CA7RESCNT) & ~0x0f) | + 0x5a5a0000, p + CA7RESCNT); + } + iounmap(p); + + rcar_gen2_sysc_init(syscier); + shmobile_smp_apmu_suspend_init(); +} diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c index c0293ae..9f19052 100644 --- a/arch/arm/mach-shmobile/pm-sh7372.c +++ b/arch/arm/mach-shmobile/pm-sh7372.c @@ -462,7 +462,7 @@ static struct cpuidle_driver sh7372_cpuidle_driver = { static void __init sh7372_cpuidle_init(void) { - shmobile_cpuidle_set_driver(&sh7372_cpuidle_driver); + return cpuidle_register(cpuidle_drv, NULL); } #else static void __init sh7372_cpuidle_init(void) {} diff --git a/arch/arm/mach-shmobile/r8a7790.h b/arch/arm/mach-shmobile/r8a7790.h index bf73a85..1a46d02 100644 --- a/arch/arm/mach-shmobile/r8a7790.h +++ b/arch/arm/mach-shmobile/r8a7790.h @@ -1,7 +1,6 @@ #ifndef __ASM_R8A7790_H__ #define __ASM_R8A7790_H__ -void r8a7790_pm_init(void); extern struct smp_operations r8a7790_smp_ops; #endif /* __ASM_R8A7790_H__ */ diff --git a/arch/arm/mach-shmobile/r8a7791.h b/arch/arm/mach-shmobile/r8a7791.h index 6cf11eb..7ca0b7d 100644 --- a/arch/arm/mach-shmobile/r8a7791.h +++ b/arch/arm/mach-shmobile/r8a7791.h @@ -1,7 +1,6 @@ #ifndef __ASM_R8A7791_H__ #define __ASM_R8A7791_H__ -void r8a7791_pm_init(void); extern struct smp_operations r8a7791_smp_ops; #endif /* __ASM_R8A7791_H__ */ diff --git a/arch/arm/mach-shmobile/rcar-gen2.h b/arch/arm/mach-shmobile/rcar-gen2.h index ce53cb5..8a66b4a 100644 --- a/arch/arm/mach-shmobile/rcar-gen2.h +++ b/arch/arm/mach-shmobile/rcar-gen2.h @@ -5,5 +5,6 @@ void rcar_gen2_timer_init(void); #define MD(nr) BIT(nr) u32 rcar_gen2_read_mode_pins(void); void rcar_gen2_reserve(void); +void rcar_gen2_pm_init(void); #endif /* __ASM_RCAR_GEN2_H__ */ diff --git a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c new file mode 100644 index 0000000..384e6e9 --- /dev/null +++ b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c @@ -0,0 +1,147 @@ +/* + * R-Car Generation 2 da9063/da9210 regulator quirk + * + * The r8a7790/lager and r8a7791/koelsch development boards have da9063 and + * da9210 regulators. Both regulators have their interrupt request lines tied + * to the same interrupt pin (IRQ2) on the SoC. + * + * After cold boot or da9063-induced restart, both the da9063 and da9210 seem + * to assert their interrupt request lines. Hence as soon as one driver + * requests this irq, it gets stuck in an interrupt storm, as it only manages + * to deassert its own interrupt request line, and the other driver hasn't + * installed an interrupt handler yet. + * + * To handle this, install a quirk that masks the interrupts in both the + * da9063 and da9210. This quirk has to run after the i2c master driver has + * been initialized, but before the i2c slave drivers are initialized. + * + * Copyright (C) 2015 Glider bvba + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/device.h> +#include <linux/i2c.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/notifier.h> +#include <linux/of.h> +#include <linux/mfd/da9063/registers.h> + + +#define IRQC_BASE 0xe61c0000 +#define IRQC_MONITOR 0x104 /* IRQn Signal Level Monitor Register */ + +#define REGULATOR_IRQ_MASK BIT(2) /* IRQ2, active low */ + +static void __iomem *irqc; + +static const u8 da9063_mask_regs[] = { + DA9063_REG_IRQ_MASK_A, + DA9063_REG_IRQ_MASK_B, + DA9063_REG_IRQ_MASK_C, + DA9063_REG_IRQ_MASK_D, +}; + +/* DA9210 System Control and Event Registers */ +#define DA9210_REG_MASK_A 0x54 +#define DA9210_REG_MASK_B 0x55 + +static const u8 da9210_mask_regs[] = { + DA9210_REG_MASK_A, + DA9210_REG_MASK_B, +}; + +static void da9xxx_mask_irqs(struct i2c_client *client, const u8 regs[], + unsigned int nregs) +{ + unsigned int i; + + dev_info(&client->dev, "Masking %s interrupt sources\n", client->name); + + for (i = 0; i < nregs; i++) { + int error = i2c_smbus_write_byte_data(client, regs[i], ~0); + if (error) { + dev_err(&client->dev, "i2c error %d\n", error); + return; + } + } +} + +static int regulator_quirk_notify(struct notifier_block *nb, + unsigned long action, void *data) +{ + struct device *dev = data; + struct i2c_client *client; + u32 mon; + + mon = ioread32(irqc + IRQC_MONITOR); + dev_dbg(dev, "%s: %ld, IRQC_MONITOR = 0x%x\n", __func__, action, mon); + if (mon & REGULATOR_IRQ_MASK) + goto remove; + + if (action != BUS_NOTIFY_ADD_DEVICE || dev->type == &i2c_adapter_type) + return 0; + + client = to_i2c_client(dev); + dev_dbg(dev, "Detected %s\n", client->name); + + if ((client->addr == 0x58 && !strcmp(client->name, "da9063"))) + da9xxx_mask_irqs(client, da9063_mask_regs, + ARRAY_SIZE(da9063_mask_regs)); + else if (client->addr == 0x68 && !strcmp(client->name, "da9210")) + da9xxx_mask_irqs(client, da9210_mask_regs, + ARRAY_SIZE(da9210_mask_regs)); + + mon = ioread32(irqc + IRQC_MONITOR); + if (mon & REGULATOR_IRQ_MASK) + goto remove; + + return 0; + +remove: + dev_info(dev, "IRQ2 is not asserted, removing quirk\n"); + + bus_unregister_notifier(&i2c_bus_type, nb); + iounmap(irqc); + return 0; +} + +static struct notifier_block regulator_quirk_nb = { + .notifier_call = regulator_quirk_notify +}; + +static int __init rcar_gen2_regulator_quirk(void) +{ + u32 mon; + + if (!of_machine_is_compatible("renesas,koelsch") && + !of_machine_is_compatible("renesas,lager")) + return -ENODEV; + + irqc = ioremap(IRQC_BASE, PAGE_SIZE); + if (!irqc) + return -ENOMEM; + + mon = ioread32(irqc + IRQC_MONITOR); + if (mon & REGULATOR_IRQ_MASK) { + pr_debug("%s: IRQ2 is not asserted, not installing quirk\n", + __func__); + iounmap(irqc); + return 0; + } + + pr_info("IRQ2 is asserted, installing da9063/da9210 regulator quirk\n"); + + bus_register_notifier(&i2c_bus_type, ®ulator_quirk_nb); + return 0; +} + +arch_initcall(rcar_gen2_regulator_quirk); diff --git a/arch/arm/mach-shmobile/setup-r8a7740.c b/arch/arm/mach-shmobile/setup-r8a7740.c index dd64caf..9832e48 100644 --- a/arch/arm/mach-shmobile/setup-r8a7740.c +++ b/arch/arm/mach-shmobile/setup-r8a7740.c @@ -842,13 +842,6 @@ static void __init r8a7740_generic_init(void) of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } -#define RESCNT2 IOMEM(0xe6188020) -static void r8a7740_restart(enum reboot_mode mode, const char *cmd) -{ - /* Do soft power on reset */ - writel(1 << 31, RESCNT2); -} - static const char *r8a7740_boards_compat_dt[] __initdata = { "renesas,r8a7740", NULL, @@ -861,7 +854,6 @@ DT_MACHINE_START(R8A7740_DT, "Generic R8A7740 (Flattened Device Tree)") .init_machine = r8a7740_generic_init, .init_late = shmobile_init_late, .dt_compat = r8a7740_boards_compat_dt, - .restart = r8a7740_restart, MACHINE_END #endif /* CONFIG_USE_OF */ diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index 27dceaf9..c03e562 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -713,18 +713,13 @@ void __init r8a7779_init_late(void) } #ifdef CONFIG_USE_OF -static int r8a7779_set_wake(struct irq_data *data, unsigned int on) -{ - return 0; /* always allow wakeup */ -} - void __init r8a7779_init_irq_dt(void) { #ifdef CONFIG_ARCH_SHMOBILE_LEGACY void __iomem *gic_dist_base = ioremap_nocache(0xf0001000, 0x1000); void __iomem *gic_cpu_base = ioremap_nocache(0xf0000100, 0x1000); #endif - gic_arch_extn.irq_set_wake = r8a7779_set_wake; + gic_set_irqchip_flags(IRQCHIP_SKIP_SET_WAKE); #ifdef CONFIG_ARCH_SHMOBILE_LEGACY gic_init(0, 29, gic_dist_base, gic_cpu_base); diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c b/arch/arm/mach-shmobile/setup-rcar-gen2.c index d1fa625..5d13595 100644 --- a/arch/arm/mach-shmobile/setup-rcar-gen2.c +++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c @@ -21,6 +21,7 @@ #include <linux/dma-contiguous.h> #include <linux/io.h> #include <linux/kernel.h> +#include <linux/memblock.h> #include <linux/of.h> #include <linux/of_fdt.h> #include <asm/mach/arch.h> @@ -50,9 +51,7 @@ u32 rcar_gen2_read_mode_pins(void) void __init rcar_gen2_timer_init(void) { -#if defined(CONFIG_ARM_ARCH_TIMER) || defined(CONFIG_COMMON_CLK) u32 mode = rcar_gen2_read_mode_pins(); -#endif #ifdef CONFIG_ARM_ARCH_TIMER void __iomem *base; int extal_mhz = 0; @@ -128,9 +127,7 @@ void __init rcar_gen2_timer_init(void) iounmap(base); #endif /* CONFIG_ARM_ARCH_TIMER */ -#ifdef CONFIG_COMMON_CLK rcar_gen2_clocks_init(mode); -#endif #ifdef CONFIG_ARCH_SHMOBILE_MULTI clocksource_of_init(); #endif @@ -199,7 +196,7 @@ void __init rcar_gen2_reserve(void) of_scan_flat_dt(rcar_gen2_scan_mem, &mrc); #ifdef CONFIG_DMA_CMA - if (mrc.size) + if (mrc.size && memblock_is_region_memory(mrc.base, mrc.size)) dma_contiguous_reserve_area(mrc.size, mrc.base, 0, &rcar_gen2_dma_contiguous, true); #endif diff --git a/arch/arm/mach-shmobile/smp-r8a7790.c b/arch/arm/mach-shmobile/smp-r8a7790.c index a5bef87..930f45c 100644 --- a/arch/arm/mach-shmobile/smp-r8a7790.c +++ b/arch/arm/mach-shmobile/smp-r8a7790.c @@ -23,6 +23,7 @@ #include "common.h" #include "platsmp-apmu.h" #include "pm-rcar.h" +#include "rcar-gen2.h" #include "r8a7790.h" static struct rcar_sysc_ch r8a7790_ca15_scu = { @@ -54,7 +55,7 @@ static void __init r8a7790_smp_prepare_cpus(unsigned int max_cpus) ARRAY_SIZE(r8a7790_apmu_config)); /* turn on power to SCU */ - r8a7790_pm_init(); + rcar_gen2_pm_init(); rcar_sysc_power_up(&r8a7790_ca15_scu); rcar_sysc_power_up(&r8a7790_ca7_scu); } diff --git a/arch/arm/mach-shmobile/smp-r8a7791.c b/arch/arm/mach-shmobile/smp-r8a7791.c index de1d92d..5e2d1db7 100644 --- a/arch/arm/mach-shmobile/smp-r8a7791.c +++ b/arch/arm/mach-shmobile/smp-r8a7791.c @@ -39,7 +39,7 @@ static void __init r8a7791_smp_prepare_cpus(unsigned int max_cpus) r8a7791_apmu_config, ARRAY_SIZE(r8a7791_apmu_config)); - r8a7791_pm_init(); + rcar_gen2_pm_init(); } static int r8a7791_smp_boot_secondary(unsigned int cpu, diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig index a77604f..81502b9 100644 --- a/arch/arm/mach-sunxi/Kconfig +++ b/arch/arm/mach-sunxi/Kconfig @@ -1,10 +1,12 @@ menuconfig ARCH_SUNXI bool "Allwinner SoCs" if ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB + select ARCH_HAS_RESET_CONTROLLER select CLKSRC_MMIO select GENERIC_IRQ_CHIP select PINCTRL select SUN4I_TIMER + select RESET_CONTROLLER if ARCH_SUNXI @@ -20,10 +22,8 @@ config MACH_SUN5I config MACH_SUN6I bool "Allwinner A31 (sun6i) SoCs support" default ARCH_SUNXI - select ARCH_HAS_RESET_CONTROLLER select ARM_GIC select MFD_SUN6I_PRCM - select RESET_CONTROLLER select SUN5I_HSTIMER config MACH_SUN7I @@ -37,16 +37,12 @@ config MACH_SUN7I config MACH_SUN8I bool "Allwinner A23 (sun8i) SoCs support" default ARCH_SUNXI - select ARCH_HAS_RESET_CONTROLLER select ARM_GIC select MFD_SUN6I_PRCM - select RESET_CONTROLLER config MACH_SUN9I bool "Allwinner (sun9i) SoCs support" default ARCH_SUNXI - select ARCH_HAS_RESET_CONTROLLER select ARM_GIC - select RESET_CONTROLLER endif diff --git a/arch/arm/mach-tegra/cpuidle-tegra114.c b/arch/arm/mach-tegra/cpuidle-tegra114.c index f2b586d..155807f 100644 --- a/arch/arm/mach-tegra/cpuidle-tegra114.c +++ b/arch/arm/mach-tegra/cpuidle-tegra114.c @@ -15,7 +15,7 @@ */ #include <asm/firmware.h> -#include <linux/clockchips.h> +#include <linux/tick.h> #include <linux/cpuidle.h> #include <linux/cpu_pm.h> #include <linux/kernel.h> @@ -44,7 +44,7 @@ static int tegra114_idle_power_down(struct cpuidle_device *dev, tegra_set_cpu_in_lp2(); cpu_pm_enter(); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &dev->cpu); + tick_broadcast_enter(); call_firmware_op(prepare_idle); @@ -52,7 +52,7 @@ static int tegra114_idle_power_down(struct cpuidle_device *dev, if (call_firmware_op(do_idle, 0) == -ENOSYS) cpu_suspend(0, tegra30_sleep_cpu_secondary_finish); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &dev->cpu); + tick_broadcast_exit(); cpu_pm_exit(); tegra_clear_cpu_in_lp2(); diff --git a/arch/arm/mach-tegra/cpuidle-tegra20.c b/arch/arm/mach-tegra/cpuidle-tegra20.c index 4f25a7c..88de2dc 100644 --- a/arch/arm/mach-tegra/cpuidle-tegra20.c +++ b/arch/arm/mach-tegra/cpuidle-tegra20.c @@ -20,14 +20,13 @@ */ #include <linux/clk/tegra.h> -#include <linux/clockchips.h> +#include <linux/tick.h> #include <linux/cpuidle.h> #include <linux/cpu_pm.h> #include <linux/kernel.h> #include <linux/module.h> #include <asm/cpuidle.h> -#include <asm/proc-fns.h> #include <asm/smp_plat.h> #include <asm/suspend.h> @@ -136,11 +135,11 @@ static bool tegra20_cpu_cluster_power_down(struct cpuidle_device *dev, if (tegra20_reset_cpu_1() || !tegra_cpu_rail_off_ready()) return false; - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &dev->cpu); + tick_broadcast_enter(); tegra_idle_lp2_last(); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &dev->cpu); + tick_broadcast_exit(); if (cpu_online(1)) tegra20_wake_cpu1_from_reset(); @@ -153,13 +152,13 @@ static bool tegra20_idle_enter_lp2_cpu_1(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &dev->cpu); + tick_broadcast_enter(); cpu_suspend(0, tegra20_sleep_cpu_secondary_finish); tegra20_cpu_clear_resettable(); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &dev->cpu); + tick_broadcast_exit(); return true; } diff --git a/arch/arm/mach-tegra/cpuidle-tegra30.c b/arch/arm/mach-tegra/cpuidle-tegra30.c index f8815ed..4dbe1da 100644 --- a/arch/arm/mach-tegra/cpuidle-tegra30.c +++ b/arch/arm/mach-tegra/cpuidle-tegra30.c @@ -20,14 +20,13 @@ */ #include <linux/clk/tegra.h> -#include <linux/clockchips.h> +#include <linux/tick.h> #include <linux/cpuidle.h> #include <linux/cpu_pm.h> #include <linux/kernel.h> #include <linux/module.h> #include <asm/cpuidle.h> -#include <asm/proc-fns.h> #include <asm/smp_plat.h> #include <asm/suspend.h> @@ -76,11 +75,11 @@ static bool tegra30_cpu_cluster_power_down(struct cpuidle_device *dev, return false; } - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &dev->cpu); + tick_broadcast_enter(); tegra_idle_lp2_last(); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &dev->cpu); + tick_broadcast_exit(); return true; } @@ -90,13 +89,13 @@ static bool tegra30_cpu_core_power_down(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &dev->cpu); + tick_broadcast_enter(); smp_wmb(); cpu_suspend(0, tegra30_sleep_cpu_secondary_finish); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &dev->cpu); + tick_broadcast_exit(); return true; } diff --git a/arch/arm/mach-tegra/iomap.h b/arch/arm/mach-tegra/iomap.h index ee79808..81dc950 100644 --- a/arch/arm/mach-tegra/iomap.h +++ b/arch/arm/mach-tegra/iomap.h @@ -31,21 +31,6 @@ #define TEGRA_ARM_INT_DIST_BASE 0x50041000 #define TEGRA_ARM_INT_DIST_SIZE SZ_4K -#define TEGRA_PRIMARY_ICTLR_BASE 0x60004000 -#define TEGRA_PRIMARY_ICTLR_SIZE SZ_64 - -#define TEGRA_SECONDARY_ICTLR_BASE 0x60004100 -#define TEGRA_SECONDARY_ICTLR_SIZE SZ_64 - -#define TEGRA_TERTIARY_ICTLR_BASE 0x60004200 -#define TEGRA_TERTIARY_ICTLR_SIZE SZ_64 - -#define TEGRA_QUATERNARY_ICTLR_BASE 0x60004300 -#define TEGRA_QUATERNARY_ICTLR_SIZE SZ_64 - -#define TEGRA_QUINARY_ICTLR_BASE 0x60004400 -#define TEGRA_QUINARY_ICTLR_SIZE SZ_64 - #define TEGRA_TMR1_BASE 0x60005000 #define TEGRA_TMR1_SIZE SZ_8 diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c index ab95f53..3b9098d 100644 --- a/arch/arm/mach-tegra/irq.c +++ b/arch/arm/mach-tegra/irq.c @@ -30,43 +30,9 @@ #include "board.h" #include "iomap.h" -#define ICTLR_CPU_IEP_VFIQ 0x08 -#define ICTLR_CPU_IEP_FIR 0x14 -#define ICTLR_CPU_IEP_FIR_SET 0x18 -#define ICTLR_CPU_IEP_FIR_CLR 0x1c - -#define ICTLR_CPU_IER 0x20 -#define ICTLR_CPU_IER_SET 0x24 -#define ICTLR_CPU_IER_CLR 0x28 -#define ICTLR_CPU_IEP_CLASS 0x2C - -#define ICTLR_COP_IER 0x30 -#define ICTLR_COP_IER_SET 0x34 -#define ICTLR_COP_IER_CLR 0x38 -#define ICTLR_COP_IEP_CLASS 0x3c - -#define FIRST_LEGACY_IRQ 32 -#define TEGRA_MAX_NUM_ICTLRS 5 - #define SGI_MASK 0xFFFF -static int num_ictlrs; - -static void __iomem *ictlr_reg_base[] = { - IO_ADDRESS(TEGRA_PRIMARY_ICTLR_BASE), - IO_ADDRESS(TEGRA_SECONDARY_ICTLR_BASE), - IO_ADDRESS(TEGRA_TERTIARY_ICTLR_BASE), - IO_ADDRESS(TEGRA_QUATERNARY_ICTLR_BASE), - IO_ADDRESS(TEGRA_QUINARY_ICTLR_BASE), -}; - #ifdef CONFIG_PM_SLEEP -static u32 cop_ier[TEGRA_MAX_NUM_ICTLRS]; -static u32 cop_iep[TEGRA_MAX_NUM_ICTLRS]; -static u32 cpu_ier[TEGRA_MAX_NUM_ICTLRS]; -static u32 cpu_iep[TEGRA_MAX_NUM_ICTLRS]; - -static u32 ictlr_wake_mask[TEGRA_MAX_NUM_ICTLRS]; static void __iomem *tegra_gic_cpu_base; #endif @@ -83,140 +49,7 @@ bool tegra_pending_sgi(void) return false; } -static inline void tegra_irq_write_mask(unsigned int irq, unsigned long reg) -{ - void __iomem *base; - u32 mask; - - BUG_ON(irq < FIRST_LEGACY_IRQ || - irq >= FIRST_LEGACY_IRQ + num_ictlrs * 32); - - base = ictlr_reg_base[(irq - FIRST_LEGACY_IRQ) / 32]; - mask = BIT((irq - FIRST_LEGACY_IRQ) % 32); - - __raw_writel(mask, base + reg); -} - -static void tegra_mask(struct irq_data *d) -{ - if (d->hwirq < FIRST_LEGACY_IRQ) - return; - - tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IER_CLR); -} - -static void tegra_unmask(struct irq_data *d) -{ - if (d->hwirq < FIRST_LEGACY_IRQ) - return; - - tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IER_SET); -} - -static void tegra_ack(struct irq_data *d) -{ - if (d->hwirq < FIRST_LEGACY_IRQ) - return; - - tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_CLR); -} - -static void tegra_eoi(struct irq_data *d) -{ - if (d->hwirq < FIRST_LEGACY_IRQ) - return; - - tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_CLR); -} - -static int tegra_retrigger(struct irq_data *d) -{ - if (d->hwirq < FIRST_LEGACY_IRQ) - return 0; - - tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_SET); - - return 1; -} - #ifdef CONFIG_PM_SLEEP -static int tegra_set_wake(struct irq_data *d, unsigned int enable) -{ - u32 irq = d->hwirq; - u32 index, mask; - - if (irq < FIRST_LEGACY_IRQ || - irq >= FIRST_LEGACY_IRQ + num_ictlrs * 32) - return -EINVAL; - - index = ((irq - FIRST_LEGACY_IRQ) / 32); - mask = BIT((irq - FIRST_LEGACY_IRQ) % 32); - if (enable) - ictlr_wake_mask[index] |= mask; - else - ictlr_wake_mask[index] &= ~mask; - - return 0; -} - -static int tegra_legacy_irq_suspend(void) -{ - unsigned long flags; - int i; - - local_irq_save(flags); - for (i = 0; i < num_ictlrs; i++) { - void __iomem *ictlr = ictlr_reg_base[i]; - /* Save interrupt state */ - cpu_ier[i] = readl_relaxed(ictlr + ICTLR_CPU_IER); - cpu_iep[i] = readl_relaxed(ictlr + ICTLR_CPU_IEP_CLASS); - cop_ier[i] = readl_relaxed(ictlr + ICTLR_COP_IER); - cop_iep[i] = readl_relaxed(ictlr + ICTLR_COP_IEP_CLASS); - - /* Disable COP interrupts */ - writel_relaxed(~0ul, ictlr + ICTLR_COP_IER_CLR); - - /* Disable CPU interrupts */ - writel_relaxed(~0ul, ictlr + ICTLR_CPU_IER_CLR); - - /* Enable the wakeup sources of ictlr */ - writel_relaxed(ictlr_wake_mask[i], ictlr + ICTLR_CPU_IER_SET); - } - local_irq_restore(flags); - - return 0; -} - -static void tegra_legacy_irq_resume(void) -{ - unsigned long flags; - int i; - - local_irq_save(flags); - for (i = 0; i < num_ictlrs; i++) { - void __iomem *ictlr = ictlr_reg_base[i]; - writel_relaxed(cpu_iep[i], ictlr + ICTLR_CPU_IEP_CLASS); - writel_relaxed(~0ul, ictlr + ICTLR_CPU_IER_CLR); - writel_relaxed(cpu_ier[i], ictlr + ICTLR_CPU_IER_SET); - writel_relaxed(cop_iep[i], ictlr + ICTLR_COP_IEP_CLASS); - writel_relaxed(~0ul, ictlr + ICTLR_COP_IER_CLR); - writel_relaxed(cop_ier[i], ictlr + ICTLR_COP_IER_SET); - } - local_irq_restore(flags); -} - -static struct syscore_ops tegra_legacy_irq_syscore_ops = { - .suspend = tegra_legacy_irq_suspend, - .resume = tegra_legacy_irq_resume, -}; - -int tegra_legacy_irq_syscore_init(void) -{ - register_syscore_ops(&tegra_legacy_irq_syscore_ops); - - return 0; -} - static int tegra_gic_notifier(struct notifier_block *self, unsigned long cmd, void *v) { @@ -251,45 +84,19 @@ static void tegra114_gic_cpu_pm_registration(void) cpu_pm_register_notifier(&tegra_gic_notifier_block); } #else -#define tegra_set_wake NULL static void tegra114_gic_cpu_pm_registration(void) { } #endif +static const struct of_device_id tegra_ictlr_match[] __initconst = { + { .compatible = "nvidia,tegra20-ictlr" }, + { .compatible = "nvidia,tegra30-ictlr" }, + { } +}; + void __init tegra_init_irq(void) { - int i; - void __iomem *distbase; - - distbase = IO_ADDRESS(TEGRA_ARM_INT_DIST_BASE); - num_ictlrs = readl_relaxed(distbase + GIC_DIST_CTR) & 0x1f; - - if (num_ictlrs > ARRAY_SIZE(ictlr_reg_base)) { - WARN(1, "Too many (%d) interrupt controllers found. Maximum is %d.", - num_ictlrs, ARRAY_SIZE(ictlr_reg_base)); - num_ictlrs = ARRAY_SIZE(ictlr_reg_base); - } - - for (i = 0; i < num_ictlrs; i++) { - void __iomem *ictlr = ictlr_reg_base[i]; - writel(~0, ictlr + ICTLR_CPU_IER_CLR); - writel(0, ictlr + ICTLR_CPU_IEP_CLASS); - } - - gic_arch_extn.irq_ack = tegra_ack; - gic_arch_extn.irq_eoi = tegra_eoi; - gic_arch_extn.irq_mask = tegra_mask; - gic_arch_extn.irq_unmask = tegra_unmask; - gic_arch_extn.irq_retrigger = tegra_retrigger; - gic_arch_extn.irq_set_wake = tegra_set_wake; - gic_arch_extn.flags = IRQCHIP_MASK_ON_SUSPEND; - - /* - * Check if there is a devicetree present, since the GIC will be - * initialized elsewhere under DT. - */ - if (!of_have_populated_dt()) - gic_init(0, 29, distbase, - IO_ADDRESS(TEGRA_ARM_PERIF_BASE + 0x100)); + if (WARN_ON(!of_find_matching_node(NULL, tegra_ictlr_match))) + pr_warn("Outdated DT detected, suspend/resume will NOT work\n"); tegra114_gic_cpu_pm_registration(); } diff --git a/arch/arm/mach-tegra/irq.h b/arch/arm/mach-tegra/irq.h index bc05ce5..5142649 100644 --- a/arch/arm/mach-tegra/irq.h +++ b/arch/arm/mach-tegra/irq.h @@ -19,10 +19,4 @@ bool tegra_pending_sgi(void); -#ifdef CONFIG_PM_SLEEP -int tegra_legacy_irq_syscore_init(void); -#else -static inline int tegra_legacy_irq_syscore_init(void) { return 0; } -#endif - #endif diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c index 914341b..861d884 100644 --- a/arch/arm/mach-tegra/tegra.c +++ b/arch/arm/mach-tegra/tegra.c @@ -82,7 +82,6 @@ static void __init tegra_dt_init_irq(void) { tegra_init_irq(); irqchip_init(); - tegra_legacy_irq_syscore_init(); } static void __init tegra_dt_init(void) diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index dbb2970..6ced0f68 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -52,7 +52,7 @@ void ux500_restart(enum reboot_mode mode, const char *cmd) */ void __init ux500_init_irq(void) { - gic_arch_extn.flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND; + gic_set_irqchip_flags(IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND); irqchip_init(); /* diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig index 3c2509b..4be5379 100644 --- a/arch/arm/mach-vexpress/Kconfig +++ b/arch/arm/mach-vexpress/Kconfig @@ -42,6 +42,7 @@ if ARCH_VEXPRESS config ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA bool "Enable A5 and A9 only errata work-arounds" default y + select ARM_ERRATA_643719 if SMP select ARM_ERRATA_720789 select PL310_ERRATA_753970 if CACHE_L2X0 help diff --git a/arch/arm/mach-vexpress/dcscb.c b/arch/arm/mach-vexpress/dcscb.c index 30b9933..5cedcf5 100644 --- a/arch/arm/mach-vexpress/dcscb.c +++ b/arch/arm/mach-vexpress/dcscb.c @@ -12,7 +12,6 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> -#include <linux/spinlock.h> #include <linux/errno.h> #include <linux/of_address.h> #include <linux/vexpress.h> @@ -36,163 +35,102 @@ #define KFC_CFG_W 0x2c #define DCS_CFG_R 0x30 -/* - * We can't use regular spinlocks. In the switcher case, it is possible - * for an outbound CPU to call power_down() while its inbound counterpart - * is already live using the same logical CPU number which trips lockdep - * debugging. - */ -static arch_spinlock_t dcscb_lock = __ARCH_SPIN_LOCK_UNLOCKED; - static void __iomem *dcscb_base; -static int dcscb_use_count[4][2]; static int dcscb_allcpus_mask[2]; -static int dcscb_power_up(unsigned int cpu, unsigned int cluster) +static int dcscb_cpu_powerup(unsigned int cpu, unsigned int cluster) { unsigned int rst_hold, cpumask = (1 << cpu); - unsigned int all_mask; pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); - if (cpu >= 4 || cluster >= 2) + if (cluster >= 2 || !(cpumask & dcscb_allcpus_mask[cluster])) return -EINVAL; - all_mask = dcscb_allcpus_mask[cluster]; + rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); + rst_hold &= ~(cpumask | (cpumask << 4)); + writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4); + return 0; +} - /* - * Since this is called with IRQs enabled, and no arch_spin_lock_irq - * variant exists, we need to disable IRQs manually here. - */ - local_irq_disable(); - arch_spin_lock(&dcscb_lock); - - dcscb_use_count[cpu][cluster]++; - if (dcscb_use_count[cpu][cluster] == 1) { - rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); - if (rst_hold & (1 << 8)) { - /* remove cluster reset and add individual CPU's reset */ - rst_hold &= ~(1 << 8); - rst_hold |= all_mask; - } - rst_hold &= ~(cpumask | (cpumask << 4)); - writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4); - } else if (dcscb_use_count[cpu][cluster] != 2) { - /* - * The only possible values are: - * 0 = CPU down - * 1 = CPU (still) up - * 2 = CPU requested to be up before it had a chance - * to actually make itself down. - * Any other value is a bug. - */ - BUG(); - } +static int dcscb_cluster_powerup(unsigned int cluster) +{ + unsigned int rst_hold; - arch_spin_unlock(&dcscb_lock); - local_irq_enable(); + pr_debug("%s: cluster %u\n", __func__, cluster); + if (cluster >= 2) + return -EINVAL; + /* remove cluster reset and add individual CPU's reset */ + rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); + rst_hold &= ~(1 << 8); + rst_hold |= dcscb_allcpus_mask[cluster]; + writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4); return 0; } -static void dcscb_power_down(void) +static void dcscb_cpu_powerdown_prepare(unsigned int cpu, unsigned int cluster) { - unsigned int mpidr, cpu, cluster, rst_hold, cpumask, all_mask; - bool last_man = false, skip_wfi = false; - - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); - cpumask = (1 << cpu); + unsigned int rst_hold; pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); - BUG_ON(cpu >= 4 || cluster >= 2); - - all_mask = dcscb_allcpus_mask[cluster]; - - __mcpm_cpu_going_down(cpu, cluster); - - arch_spin_lock(&dcscb_lock); - BUG_ON(__mcpm_cluster_state(cluster) != CLUSTER_UP); - dcscb_use_count[cpu][cluster]--; - if (dcscb_use_count[cpu][cluster] == 0) { - rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); - rst_hold |= cpumask; - if (((rst_hold | (rst_hold >> 4)) & all_mask) == all_mask) { - rst_hold |= (1 << 8); - last_man = true; - } - writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4); - } else if (dcscb_use_count[cpu][cluster] == 1) { - /* - * A power_up request went ahead of us. - * Even if we do not want to shut this CPU down, - * the caller expects a certain state as if the WFI - * was aborted. So let's continue with cache cleaning. - */ - skip_wfi = true; - } else - BUG(); - - if (last_man && __mcpm_outbound_enter_critical(cpu, cluster)) { - arch_spin_unlock(&dcscb_lock); - - /* Flush all cache levels for this cluster. */ - v7_exit_coherency_flush(all); - - /* - * A full outer cache flush could be needed at this point - * on platforms with such a cache, depending on where the - * outer cache sits. In some cases the notion of a "last - * cluster standing" would need to be implemented if the - * outer cache is shared across clusters. In any case, when - * the outer cache needs flushing, there is no concurrent - * access to the cache controller to worry about and no - * special locking besides what is already provided by the - * MCPM state machinery is needed. - */ - - /* - * Disable cluster-level coherency by masking - * incoming snoops and DVM messages: - */ - cci_disable_port_by_cpu(mpidr); - - __mcpm_outbound_leave_critical(cluster, CLUSTER_DOWN); - } else { - arch_spin_unlock(&dcscb_lock); - - /* Disable and flush the local CPU cache. */ - v7_exit_coherency_flush(louis); - } + BUG_ON(cluster >= 2 || !((1 << cpu) & dcscb_allcpus_mask[cluster])); - __mcpm_cpu_down(cpu, cluster); + rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); + rst_hold |= (1 << cpu); + writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4); +} - /* Now we are prepared for power-down, do it: */ - dsb(); - if (!skip_wfi) - wfi(); +static void dcscb_cluster_powerdown_prepare(unsigned int cluster) +{ + unsigned int rst_hold; - /* Not dead at this point? Let our caller cope. */ + pr_debug("%s: cluster %u\n", __func__, cluster); + BUG_ON(cluster >= 2); + + rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); + rst_hold |= (1 << 8); + writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4); } -static const struct mcpm_platform_ops dcscb_power_ops = { - .power_up = dcscb_power_up, - .power_down = dcscb_power_down, -}; +static void dcscb_cpu_cache_disable(void) +{ + /* Disable and flush the local CPU cache. */ + v7_exit_coherency_flush(louis); +} -static void __init dcscb_usage_count_init(void) +static void dcscb_cluster_cache_disable(void) { - unsigned int mpidr, cpu, cluster; + /* Flush all cache levels for this cluster. */ + v7_exit_coherency_flush(all); - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + /* + * A full outer cache flush could be needed at this point + * on platforms with such a cache, depending on where the + * outer cache sits. In some cases the notion of a "last + * cluster standing" would need to be implemented if the + * outer cache is shared across clusters. In any case, when + * the outer cache needs flushing, there is no concurrent + * access to the cache controller to worry about and no + * special locking besides what is already provided by the + * MCPM state machinery is needed. + */ - pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); - BUG_ON(cpu >= 4 || cluster >= 2); - dcscb_use_count[cpu][cluster] = 1; + /* + * Disable cluster-level coherency by masking + * incoming snoops and DVM messages: + */ + cci_disable_port_by_cpu(read_cpuid_mpidr()); } +static const struct mcpm_platform_ops dcscb_power_ops = { + .cpu_powerup = dcscb_cpu_powerup, + .cluster_powerup = dcscb_cluster_powerup, + .cpu_powerdown_prepare = dcscb_cpu_powerdown_prepare, + .cluster_powerdown_prepare = dcscb_cluster_powerdown_prepare, + .cpu_cache_disable = dcscb_cpu_cache_disable, + .cluster_cache_disable = dcscb_cluster_cache_disable, +}; + extern void dcscb_power_up_setup(unsigned int affinity_level); static int __init dcscb_init(void) @@ -213,7 +151,6 @@ static int __init dcscb_init(void) cfg = readl_relaxed(dcscb_base + DCS_CFG_R); dcscb_allcpus_mask[0] = (1 << (((cfg >> 16) >> (0 << 2)) & 0xf)) - 1; dcscb_allcpus_mask[1] = (1 << (((cfg >> 16) >> (1 << 2)) & 0xf)) - 1; - dcscb_usage_count_init(); ret = mcpm_platform_register(&dcscb_power_ops); if (!ret) diff --git a/arch/arm/mach-vexpress/tc2_pm.c b/arch/arm/mach-vexpress/tc2_pm.c index 2fb78b4..b3328cd 100644 --- a/arch/arm/mach-vexpress/tc2_pm.c +++ b/arch/arm/mach-vexpress/tc2_pm.c @@ -18,7 +18,6 @@ #include <linux/kernel.h> #include <linux/of_address.h> #include <linux/of_irq.h> -#include <linux/spinlock.h> #include <linux/errno.h> #include <linux/irqchip/arm-gic.h> @@ -44,101 +43,36 @@ static void __iomem *scc; -/* - * We can't use regular spinlocks. In the switcher case, it is possible - * for an outbound CPU to call power_down() after its inbound counterpart - * is already live using the same logical CPU number which trips lockdep - * debugging. - */ -static arch_spinlock_t tc2_pm_lock = __ARCH_SPIN_LOCK_UNLOCKED; - #define TC2_CLUSTERS 2 #define TC2_MAX_CPUS_PER_CLUSTER 3 static unsigned int tc2_nr_cpus[TC2_CLUSTERS]; -/* Keep per-cpu usage count to cope with unordered up/down requests */ -static int tc2_pm_use_count[TC2_MAX_CPUS_PER_CLUSTER][TC2_CLUSTERS]; - -#define tc2_cluster_unused(cluster) \ - (!tc2_pm_use_count[0][cluster] && \ - !tc2_pm_use_count[1][cluster] && \ - !tc2_pm_use_count[2][cluster]) - -static int tc2_pm_power_up(unsigned int cpu, unsigned int cluster) +static int tc2_pm_cpu_powerup(unsigned int cpu, unsigned int cluster) { pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster]) return -EINVAL; - - /* - * Since this is called with IRQs enabled, and no arch_spin_lock_irq - * variant exists, we need to disable IRQs manually here. - */ - local_irq_disable(); - arch_spin_lock(&tc2_pm_lock); - - if (tc2_cluster_unused(cluster)) - ve_spc_powerdown(cluster, false); - - tc2_pm_use_count[cpu][cluster]++; - if (tc2_pm_use_count[cpu][cluster] == 1) { - ve_spc_set_resume_addr(cluster, cpu, - virt_to_phys(mcpm_entry_point)); - ve_spc_cpu_wakeup_irq(cluster, cpu, true); - } else if (tc2_pm_use_count[cpu][cluster] != 2) { - /* - * The only possible values are: - * 0 = CPU down - * 1 = CPU (still) up - * 2 = CPU requested to be up before it had a chance - * to actually make itself down. - * Any other value is a bug. - */ - BUG(); - } - - arch_spin_unlock(&tc2_pm_lock); - local_irq_enable(); - + ve_spc_set_resume_addr(cluster, cpu, + virt_to_phys(mcpm_entry_point)); + ve_spc_cpu_wakeup_irq(cluster, cpu, true); return 0; } -static void tc2_pm_down(u64 residency) +static int tc2_pm_cluster_powerup(unsigned int cluster) { - unsigned int mpidr, cpu, cluster; - bool last_man = false, skip_wfi = false; - - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + pr_debug("%s: cluster %u\n", __func__, cluster); + if (cluster >= TC2_CLUSTERS) + return -EINVAL; + ve_spc_powerdown(cluster, false); + return 0; +} +static void tc2_pm_cpu_powerdown_prepare(unsigned int cpu, unsigned int cluster) +{ pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); BUG_ON(cluster >= TC2_CLUSTERS || cpu >= TC2_MAX_CPUS_PER_CLUSTER); - - __mcpm_cpu_going_down(cpu, cluster); - - arch_spin_lock(&tc2_pm_lock); - BUG_ON(__mcpm_cluster_state(cluster) != CLUSTER_UP); - tc2_pm_use_count[cpu][cluster]--; - if (tc2_pm_use_count[cpu][cluster] == 0) { - ve_spc_cpu_wakeup_irq(cluster, cpu, true); - if (tc2_cluster_unused(cluster)) { - ve_spc_powerdown(cluster, true); - ve_spc_global_wakeup_irq(true); - last_man = true; - } - } else if (tc2_pm_use_count[cpu][cluster] == 1) { - /* - * A power_up request went ahead of us. - * Even if we do not want to shut this CPU down, - * the caller expects a certain state as if the WFI - * was aborted. So let's continue with cache cleaning. - */ - skip_wfi = true; - } else - BUG(); - + ve_spc_cpu_wakeup_irq(cluster, cpu, true); /* * If the CPU is committed to power down, make sure * the power controller will be in charge of waking it @@ -146,55 +80,38 @@ static void tc2_pm_down(u64 residency) * to the CPU by disabling the GIC CPU IF to prevent wfi * from completing execution behind power controller back */ - if (!skip_wfi) - gic_cpu_if_down(); - - if (last_man && __mcpm_outbound_enter_critical(cpu, cluster)) { - arch_spin_unlock(&tc2_pm_lock); - - if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A15) { - /* - * On the Cortex-A15 we need to disable - * L2 prefetching before flushing the cache. - */ - asm volatile( - "mcr p15, 1, %0, c15, c0, 3 \n\t" - "isb \n\t" - "dsb " - : : "r" (0x400) ); - } - - v7_exit_coherency_flush(all); - - cci_disable_port_by_cpu(mpidr); - - __mcpm_outbound_leave_critical(cluster, CLUSTER_DOWN); - } else { - /* - * If last man then undo any setup done previously. - */ - if (last_man) { - ve_spc_powerdown(cluster, false); - ve_spc_global_wakeup_irq(false); - } - - arch_spin_unlock(&tc2_pm_lock); - - v7_exit_coherency_flush(louis); - } - - __mcpm_cpu_down(cpu, cluster); + gic_cpu_if_down(); +} - /* Now we are prepared for power-down, do it: */ - if (!skip_wfi) - wfi(); +static void tc2_pm_cluster_powerdown_prepare(unsigned int cluster) +{ + pr_debug("%s: cluster %u\n", __func__, cluster); + BUG_ON(cluster >= TC2_CLUSTERS); + ve_spc_powerdown(cluster, true); + ve_spc_global_wakeup_irq(true); +} - /* Not dead at this point? Let our caller cope. */ +static void tc2_pm_cpu_cache_disable(void) +{ + v7_exit_coherency_flush(louis); } -static void tc2_pm_power_down(void) +static void tc2_pm_cluster_cache_disable(void) { - tc2_pm_down(0); + if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A15) { + /* + * On the Cortex-A15 we need to disable + * L2 prefetching before flushing the cache. + */ + asm volatile( + "mcr p15, 1, %0, c15, c0, 3 \n\t" + "isb \n\t" + "dsb " + : : "r" (0x400) ); + } + + v7_exit_coherency_flush(all); + cci_disable_port_by_cpu(read_cpuid_mpidr()); } static int tc2_core_in_reset(unsigned int cpu, unsigned int cluster) @@ -217,27 +134,21 @@ static int tc2_pm_wait_for_powerdown(unsigned int cpu, unsigned int cluster) BUG_ON(cluster >= TC2_CLUSTERS || cpu >= TC2_MAX_CPUS_PER_CLUSTER); for (tries = 0; tries < TIMEOUT_MSEC / POLL_MSEC; ++tries) { + pr_debug("%s(cpu=%u, cluster=%u): RESET_CTRL = 0x%08X\n", + __func__, cpu, cluster, + readl_relaxed(scc + RESET_CTRL)); + /* - * Only examine the hardware state if the target CPU has - * caught up at least as far as tc2_pm_down(): + * We need the CPU to reach WFI, but the power + * controller may put the cluster in reset and + * power it off as soon as that happens, before + * we have a chance to see STANDBYWFI. + * + * So we need to check for both conditions: */ - if (ACCESS_ONCE(tc2_pm_use_count[cpu][cluster]) == 0) { - pr_debug("%s(cpu=%u, cluster=%u): RESET_CTRL = 0x%08X\n", - __func__, cpu, cluster, - readl_relaxed(scc + RESET_CTRL)); - - /* - * We need the CPU to reach WFI, but the power - * controller may put the cluster in reset and - * power it off as soon as that happens, before - * we have a chance to see STANDBYWFI. - * - * So we need to check for both conditions: - */ - if (tc2_core_in_reset(cpu, cluster) || - ve_spc_cpu_in_wfi(cpu, cluster)) - return 0; /* success: the CPU is halted */ - } + if (tc2_core_in_reset(cpu, cluster) || + ve_spc_cpu_in_wfi(cpu, cluster)) + return 0; /* success: the CPU is halted */ /* Otherwise, wait and retry: */ msleep(POLL_MSEC); @@ -246,72 +157,40 @@ static int tc2_pm_wait_for_powerdown(unsigned int cpu, unsigned int cluster) return -ETIMEDOUT; /* timeout */ } -static void tc2_pm_suspend(u64 residency) +static void tc2_pm_cpu_suspend_prepare(unsigned int cpu, unsigned int cluster) { - unsigned int mpidr, cpu, cluster; - - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); ve_spc_set_resume_addr(cluster, cpu, virt_to_phys(mcpm_entry_point)); - tc2_pm_down(residency); } -static void tc2_pm_powered_up(void) +static void tc2_pm_cpu_is_up(unsigned int cpu, unsigned int cluster) { - unsigned int mpidr, cpu, cluster; - unsigned long flags; - - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); - pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); BUG_ON(cluster >= TC2_CLUSTERS || cpu >= TC2_MAX_CPUS_PER_CLUSTER); - - local_irq_save(flags); - arch_spin_lock(&tc2_pm_lock); - - if (tc2_cluster_unused(cluster)) { - ve_spc_powerdown(cluster, false); - ve_spc_global_wakeup_irq(false); - } - - if (!tc2_pm_use_count[cpu][cluster]) - tc2_pm_use_count[cpu][cluster] = 1; - ve_spc_cpu_wakeup_irq(cluster, cpu, false); ve_spc_set_resume_addr(cluster, cpu, 0); +} - arch_spin_unlock(&tc2_pm_lock); - local_irq_restore(flags); +static void tc2_pm_cluster_is_up(unsigned int cluster) +{ + pr_debug("%s: cluster %u\n", __func__, cluster); + BUG_ON(cluster >= TC2_CLUSTERS); + ve_spc_powerdown(cluster, false); + ve_spc_global_wakeup_irq(false); } static const struct mcpm_platform_ops tc2_pm_power_ops = { - .power_up = tc2_pm_power_up, - .power_down = tc2_pm_power_down, + .cpu_powerup = tc2_pm_cpu_powerup, + .cluster_powerup = tc2_pm_cluster_powerup, + .cpu_suspend_prepare = tc2_pm_cpu_suspend_prepare, + .cpu_powerdown_prepare = tc2_pm_cpu_powerdown_prepare, + .cluster_powerdown_prepare = tc2_pm_cluster_powerdown_prepare, + .cpu_cache_disable = tc2_pm_cpu_cache_disable, + .cluster_cache_disable = tc2_pm_cluster_cache_disable, .wait_for_powerdown = tc2_pm_wait_for_powerdown, - .suspend = tc2_pm_suspend, - .powered_up = tc2_pm_powered_up, + .cpu_is_up = tc2_pm_cpu_is_up, + .cluster_is_up = tc2_pm_cluster_is_up, }; -static bool __init tc2_pm_usage_count_init(void) -{ - unsigned int mpidr, cpu, cluster; - - mpidr = read_cpuid_mpidr(); - cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); - cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); - - pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); - if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster]) { - pr_err("%s: boot CPU is out of bound!\n", __func__); - return false; - } - tc2_pm_use_count[cpu][cluster] = 1; - return true; -} - /* * Enable cluster-level coherency, in preparation for turning on the MMU. */ @@ -323,23 +202,9 @@ static void __naked tc2_pm_power_up_setup(unsigned int affinity_level) " b cci_enable_port_for_self "); } -static void __init tc2_cache_off(void) -{ - pr_info("TC2: disabling cache during MCPM loopback test\n"); - if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A15) { - /* disable L2 prefetching on the Cortex-A15 */ - asm volatile( - "mcr p15, 1, %0, c15, c0, 3 \n\t" - "isb \n\t" - "dsb " - : : "r" (0x400) ); - } - v7_exit_coherency_flush(all); - cci_disable_port_by_cpu(read_cpuid_mpidr()); -} - static int __init tc2_pm_init(void) { + unsigned int mpidr, cpu, cluster; int ret, irq; u32 a15_cluster_id, a7_cluster_id, sys_info; struct device_node *np; @@ -379,14 +244,20 @@ static int __init tc2_pm_init(void) if (!cci_probed()) return -ENODEV; - if (!tc2_pm_usage_count_init()) + mpidr = read_cpuid_mpidr(); + cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); + cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); + if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster]) { + pr_err("%s: boot CPU is out of bound!\n", __func__); return -EINVAL; + } ret = mcpm_platform_register(&tc2_pm_power_ops); if (!ret) { mcpm_sync_init(tc2_pm_power_up_setup); /* test if we can (re)enable the CCI on our own */ - BUG_ON(mcpm_loopback(tc2_cache_off) != 0); + BUG_ON(mcpm_loopback(tc2_pm_cluster_cache_disable) != 0); pr_info("TC2 power management initialized\n"); } return ret; diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c index c887196..58ef2a7 100644 --- a/arch/arm/mach-zynq/common.c +++ b/arch/arm/mach-zynq/common.c @@ -186,7 +186,7 @@ static void __init zynq_map_io(void) static void __init zynq_irq_init(void) { - gic_arch_extn.flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND; + gic_set_irqchip_flags(IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND); irqchip_init(); } diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 9b4f29e..b764431 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -738,7 +738,7 @@ config CPU_ICACHE_DISABLE config CPU_DCACHE_DISABLE bool "Disable D-Cache (C-bit)" - depends on CPU_CP15 + depends on CPU_CP15 && !SMP help Say Y here to disable the processor data cache. Unless you have a reason not to or are unsure, say N. @@ -825,6 +825,20 @@ config KUSER_HELPERS Say N here only if you are absolutely certain that you do not need these helpers; otherwise, the safe option is to say Y. +config VDSO + bool "Enable VDSO for acceleration of some system calls" + depends on AEABI && MMU + default y if ARM_ARCH_TIMER + select GENERIC_TIME_VSYSCALL + help + Place in the process address space an ELF shared object + providing fast implementations of gettimeofday and + clock_gettime. Systems that implement the ARM architected + timer will receive maximum benefit. + + You must have glibc 2.22 or later for programs to seamlessly + take advantage of this. + config DMA_CACHE_RWFO bool "Enable read/write for ownership DMA cache maintenance" depends on CPU_V6K && SMP diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index 2c0c541..9769f1e 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -201,7 +201,7 @@ union offset_union { THUMB( "1: "ins" %1, [%2]\n" ) \ THUMB( " add %2, %2, #1\n" ) \ "2:\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "3: mov %0, #1\n" \ " b 2b\n" \ @@ -261,7 +261,7 @@ union offset_union { " mov %1, %1, "NEXT_BYTE"\n" \ "2: "ins" %1, [%2]\n" \ "3:\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "4: mov %0, #1\n" \ " b 3b\n" \ @@ -301,7 +301,7 @@ union offset_union { " mov %1, %1, "NEXT_BYTE"\n" \ "4: "ins" %1, [%2]\n" \ "5:\n" \ - " .pushsection .fixup,\"ax\"\n" \ + " .pushsection .text.fixup,\"ax\"\n" \ " .align 2\n" \ "6: mov %0, #1\n" \ " b 5b\n" \ diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index c6c7696..e309c8f 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -1131,23 +1131,22 @@ static void __init l2c310_of_parse(const struct device_node *np, } ret = l2x0_cache_size_of_parse(np, aux_val, aux_mask, &assoc, SZ_512K); - if (ret) - return; - - switch (assoc) { - case 16: - *aux_val &= ~L2X0_AUX_CTRL_ASSOC_MASK; - *aux_val |= L310_AUX_CTRL_ASSOCIATIVITY_16; - *aux_mask &= ~L2X0_AUX_CTRL_ASSOC_MASK; - break; - case 8: - *aux_val &= ~L2X0_AUX_CTRL_ASSOC_MASK; - *aux_mask &= ~L2X0_AUX_CTRL_ASSOC_MASK; - break; - default: - pr_err("L2C-310 OF cache associativity %d invalid, only 8 or 16 permitted\n", - assoc); - break; + if (!ret) { + switch (assoc) { + case 16: + *aux_val &= ~L2X0_AUX_CTRL_ASSOC_MASK; + *aux_val |= L310_AUX_CTRL_ASSOCIATIVITY_16; + *aux_mask &= ~L2X0_AUX_CTRL_ASSOC_MASK; + break; + case 8: + *aux_val &= ~L2X0_AUX_CTRL_ASSOC_MASK; + *aux_mask &= ~L2X0_AUX_CTRL_ASSOC_MASK; + break; + default: + pr_err("L2C-310 OF cache associativity %d invalid, only 8 or 16 permitted\n", + assoc); + break; + } } prefetch = l2x0_saved_regs.prefetch_ctrl; @@ -1648,6 +1647,7 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask) struct device_node *np; struct resource res; u32 cache_id, old_aux; + u32 cache_level = 2; np = of_find_matching_node(NULL, l2x0_ids); if (!np) @@ -1680,6 +1680,12 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask) if (!of_property_read_bool(np, "cache-unified")) pr_err("L2C: device tree omits to specify unified cache\n"); + if (of_property_read_u32(np, "cache-level", &cache_level)) + pr_err("L2C: device tree omits to specify cache-level\n"); + + if (cache_level != 2) + pr_err("L2C: device tree specifies invalid cache level\n"); + /* Read back current (default) hardware configuration */ if (data->save) data->save(l2x0_base); diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index b966656..a134d8a 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -36,10 +36,10 @@ ENTRY(v7_invalidate_l1) mcr p15, 2, r0, c0, c0, 0 mrc p15, 1, r0, c0, c0, 0 - ldr r1, =0x7fff + movw r1, #0x7fff and r2, r1, r0, lsr #13 - ldr r1, =0x3ff + movw r1, #0x3ff and r3, r1, r0, lsr #3 @ NumWays - 1 add r2, r2, #1 @ NumSets @@ -90,21 +90,20 @@ ENDPROC(v7_flush_icache_all) ENTRY(v7_flush_dcache_louis) dmb @ ensure ordering with previous memory accesses mrc p15, 1, r0, c0, c0, 1 @ read clidr, r0 = clidr - ALT_SMP(ands r3, r0, #(7 << 21)) @ extract LoUIS from clidr - ALT_UP(ands r3, r0, #(7 << 27)) @ extract LoUU from clidr +ALT_SMP(mov r3, r0, lsr #20) @ move LoUIS into position +ALT_UP( mov r3, r0, lsr #26) @ move LoUU into position + ands r3, r3, #7 << 1 @ extract LoU*2 field from clidr + bne start_flush_levels @ LoU != 0, start flushing #ifdef CONFIG_ARM_ERRATA_643719 - ALT_SMP(mrceq p15, 0, r2, c0, c0, 0) @ read main ID register - ALT_UP(reteq lr) @ LoUU is zero, so nothing to do - ldreq r1, =0x410fc090 @ ID of ARM Cortex A9 r0p? - biceq r2, r2, #0x0000000f @ clear minor revision number - teqeq r2, r1 @ test for errata affected core and if so... - orreqs r3, #(1 << 21) @ fix LoUIS value (and set flags state to 'ne') +ALT_SMP(mrc p15, 0, r2, c0, c0, 0) @ read main ID register +ALT_UP( ret lr) @ LoUU is zero, so nothing to do + movw r1, #:lower16:(0x410fc090 >> 4) @ ID of ARM Cortex A9 r0p? + movt r1, #:upper16:(0x410fc090 >> 4) + teq r1, r2, lsr #4 @ test for errata affected core and if so... + moveq r3, #1 << 1 @ fix LoUIS value + beq start_flush_levels @ start flushing cache levels #endif - ALT_SMP(mov r3, r3, lsr #20) @ r3 = LoUIS * 2 - ALT_UP(mov r3, r3, lsr #26) @ r3 = LoUU * 2 - reteq lr @ return if level == 0 - mov r10, #0 @ r10 (starting level) = 0 - b flush_levels @ start flushing cache levels + ret lr ENDPROC(v7_flush_dcache_louis) /* @@ -119,9 +118,10 @@ ENDPROC(v7_flush_dcache_louis) ENTRY(v7_flush_dcache_all) dmb @ ensure ordering with previous memory accesses mrc p15, 1, r0, c0, c0, 1 @ read clidr - ands r3, r0, #0x7000000 @ extract loc from clidr - mov r3, r3, lsr #23 @ left align loc bit field + mov r3, r0, lsr #23 @ move LoC into position + ands r3, r3, #7 << 1 @ extract LoC*2 from clidr beq finished @ if loc is 0, then no need to clean +start_flush_levels: mov r10, #0 @ start clean at cache level 0 flush_levels: add r2, r10, r10, lsr #1 @ work out 3x current cache level @@ -140,10 +140,10 @@ flush_levels: #endif and r2, r1, #7 @ extract the length of the cache lines add r2, r2, #4 @ add 4 (line length offset) - ldr r4, =0x3ff + movw r4, #0x3ff ands r4, r4, r1, lsr #3 @ find maximum number on the way size clz r5, r4 @ find bit position of way size increment - ldr r7, =0x7fff + movw r7, #0x7fff ands r7, r7, r1, lsr #13 @ extract max number of the index size loop1: mov r9, r7 @ create working copy of max index diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 170a116..09c5fe3 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -171,7 +171,7 @@ static int __dma_supported(struct device *dev, u64 mask, bool warn) */ if (sizeof(mask) != sizeof(dma_addr_t) && mask > (dma_addr_t)~0 && - dma_to_pfn(dev, ~0) < max_pfn) { + dma_to_pfn(dev, ~0) < max_pfn - 1) { if (warn) { dev_warn(dev, "Coherent DMA mask %#llx is larger than dma_addr_t allows\n", mask); @@ -289,11 +289,11 @@ static void __dma_free_buffer(struct page *page, size_t size) static void *__alloc_from_contiguous(struct device *dev, size_t size, pgprot_t prot, struct page **ret_page, - const void *caller); + const void *caller, bool want_vaddr); static void *__alloc_remap_buffer(struct device *dev, size_t size, gfp_t gfp, pgprot_t prot, struct page **ret_page, - const void *caller); + const void *caller, bool want_vaddr); static void * __dma_alloc_remap(struct page *page, size_t size, gfp_t gfp, pgprot_t prot, @@ -357,10 +357,10 @@ static int __init atomic_pool_init(void) if (dev_get_cma_area(NULL)) ptr = __alloc_from_contiguous(NULL, atomic_pool_size, prot, - &page, atomic_pool_init); + &page, atomic_pool_init, true); else ptr = __alloc_remap_buffer(NULL, atomic_pool_size, gfp, prot, - &page, atomic_pool_init); + &page, atomic_pool_init, true); if (ptr) { int ret; @@ -467,13 +467,15 @@ static void __dma_remap(struct page *page, size_t size, pgprot_t prot) static void *__alloc_remap_buffer(struct device *dev, size_t size, gfp_t gfp, pgprot_t prot, struct page **ret_page, - const void *caller) + const void *caller, bool want_vaddr) { struct page *page; - void *ptr; + void *ptr = NULL; page = __dma_alloc_buffer(dev, size, gfp); if (!page) return NULL; + if (!want_vaddr) + goto out; ptr = __dma_alloc_remap(page, size, gfp, prot, caller); if (!ptr) { @@ -481,6 +483,7 @@ static void *__alloc_remap_buffer(struct device *dev, size_t size, gfp_t gfp, return NULL; } + out: *ret_page = page; return ptr; } @@ -523,12 +526,12 @@ static int __free_from_pool(void *start, size_t size) static void *__alloc_from_contiguous(struct device *dev, size_t size, pgprot_t prot, struct page **ret_page, - const void *caller) + const void *caller, bool want_vaddr) { unsigned long order = get_order(size); size_t count = size >> PAGE_SHIFT; struct page *page; - void *ptr; + void *ptr = NULL; page = dma_alloc_from_contiguous(dev, count, order); if (!page) @@ -536,6 +539,9 @@ static void *__alloc_from_contiguous(struct device *dev, size_t size, __dma_clear_buffer(page, size); + if (!want_vaddr) + goto out; + if (PageHighMem(page)) { ptr = __dma_alloc_remap(page, size, GFP_KERNEL, prot, caller); if (!ptr) { @@ -546,17 +552,21 @@ static void *__alloc_from_contiguous(struct device *dev, size_t size, __dma_remap(page, size, prot); ptr = page_address(page); } + + out: *ret_page = page; return ptr; } static void __free_from_contiguous(struct device *dev, struct page *page, - void *cpu_addr, size_t size) + void *cpu_addr, size_t size, bool want_vaddr) { - if (PageHighMem(page)) - __dma_free_remap(cpu_addr, size); - else - __dma_remap(page, size, PAGE_KERNEL); + if (want_vaddr) { + if (PageHighMem(page)) + __dma_free_remap(cpu_addr, size); + else + __dma_remap(page, size, PAGE_KERNEL); + } dma_release_from_contiguous(dev, page, size >> PAGE_SHIFT); } @@ -574,12 +584,12 @@ static inline pgprot_t __get_dma_pgprot(struct dma_attrs *attrs, pgprot_t prot) #define nommu() 1 -#define __get_dma_pgprot(attrs, prot) __pgprot(0) -#define __alloc_remap_buffer(dev, size, gfp, prot, ret, c) NULL +#define __get_dma_pgprot(attrs, prot) __pgprot(0) +#define __alloc_remap_buffer(dev, size, gfp, prot, ret, c, wv) NULL #define __alloc_from_pool(size, ret_page) NULL -#define __alloc_from_contiguous(dev, size, prot, ret, c) NULL +#define __alloc_from_contiguous(dev, size, prot, ret, c, wv) NULL #define __free_from_pool(cpu_addr, size) 0 -#define __free_from_contiguous(dev, page, cpu_addr, size) do { } while (0) +#define __free_from_contiguous(dev, page, cpu_addr, size, wv) do { } while (0) #define __dma_free_remap(cpu_addr, size) do { } while (0) #endif /* CONFIG_MMU */ @@ -599,11 +609,13 @@ static void *__alloc_simple_buffer(struct device *dev, size_t size, gfp_t gfp, static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, - gfp_t gfp, pgprot_t prot, bool is_coherent, const void *caller) + gfp_t gfp, pgprot_t prot, bool is_coherent, + struct dma_attrs *attrs, const void *caller) { u64 mask = get_coherent_dma_mask(dev); struct page *page = NULL; void *addr; + bool want_vaddr; #ifdef CONFIG_DMA_API_DEBUG u64 limit = (mask + 1) & ~mask; @@ -631,20 +643,21 @@ static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, *handle = DMA_ERROR_CODE; size = PAGE_ALIGN(size); + want_vaddr = !dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs); if (is_coherent || nommu()) addr = __alloc_simple_buffer(dev, size, gfp, &page); else if (!(gfp & __GFP_WAIT)) addr = __alloc_from_pool(size, &page); else if (!dev_get_cma_area(dev)) - addr = __alloc_remap_buffer(dev, size, gfp, prot, &page, caller); + addr = __alloc_remap_buffer(dev, size, gfp, prot, &page, caller, want_vaddr); else - addr = __alloc_from_contiguous(dev, size, prot, &page, caller); + addr = __alloc_from_contiguous(dev, size, prot, &page, caller, want_vaddr); - if (addr) + if (page) *handle = pfn_to_dma(dev, page_to_pfn(page)); - return addr; + return want_vaddr ? addr : page; } /* @@ -661,7 +674,7 @@ void *arm_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, return memory; return __dma_alloc(dev, size, handle, gfp, prot, false, - __builtin_return_address(0)); + attrs, __builtin_return_address(0)); } static void *arm_coherent_dma_alloc(struct device *dev, size_t size, @@ -674,7 +687,7 @@ static void *arm_coherent_dma_alloc(struct device *dev, size_t size, return memory; return __dma_alloc(dev, size, handle, gfp, prot, true, - __builtin_return_address(0)); + attrs, __builtin_return_address(0)); } /* @@ -715,6 +728,7 @@ static void __arm_dma_free(struct device *dev, size_t size, void *cpu_addr, bool is_coherent) { struct page *page = pfn_to_page(dma_to_pfn(dev, handle)); + bool want_vaddr = !dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs); if (dma_release_from_coherent(dev, get_order(size), cpu_addr)) return; @@ -726,14 +740,15 @@ static void __arm_dma_free(struct device *dev, size_t size, void *cpu_addr, } else if (__free_from_pool(cpu_addr, size)) { return; } else if (!dev_get_cma_area(dev)) { - __dma_free_remap(cpu_addr, size); + if (want_vaddr) + __dma_free_remap(cpu_addr, size); __dma_free_buffer(page, size); } else { /* * Non-atomic allocations cannot be freed with IRQs disabled */ WARN_ON(irqs_disabled()); - __free_from_contiguous(dev, page, cpu_addr, size); + __free_from_contiguous(dev, page, cpu_addr, size, want_vaddr); } } @@ -1135,13 +1150,28 @@ static struct page **__iommu_alloc_buffer(struct device *dev, size_t size, gfp |= __GFP_NOWARN | __GFP_HIGHMEM; while (count) { - int j, order = __fls(count); + int j, order; + + for (order = __fls(count); order > 0; --order) { + /* + * We do not want OOM killer to be invoked as long + * as we can fall back to single pages, so we force + * __GFP_NORETRY for orders higher than zero. + */ + pages[i] = alloc_pages(gfp | __GFP_NORETRY, order); + if (pages[i]) + break; + } - pages[i] = alloc_pages(gfp, order); - while (!pages[i] && order) - pages[i] = alloc_pages(gfp, --order); - if (!pages[i]) - goto error; + if (!pages[i]) { + /* + * Fall back to single page allocation. + * Might invoke OOM killer as last resort. + */ + pages[i] = alloc_pages(gfp, 0); + if (!pages[i]) + goto error; + } if (order) { split_page(pages[i], order); @@ -1206,7 +1236,7 @@ __iommu_alloc_remap(struct page **pages, size_t size, gfp_t gfp, pgprot_t prot, static dma_addr_t __iommu_create_mapping(struct device *dev, struct page **pages, size_t size) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); unsigned int count = PAGE_ALIGN(size) >> PAGE_SHIFT; dma_addr_t dma_addr, iova; int i, ret = DMA_ERROR_CODE; @@ -1242,7 +1272,7 @@ fail: static int __iommu_remove_mapping(struct device *dev, dma_addr_t iova, size_t size) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); /* * add optional in-page offset from iova to size and align @@ -1457,7 +1487,7 @@ static int __map_sg_chunk(struct device *dev, struct scatterlist *sg, enum dma_data_direction dir, struct dma_attrs *attrs, bool is_coherent) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t iova, iova_base; int ret = 0; unsigned int count; @@ -1678,7 +1708,7 @@ static dma_addr_t arm_coherent_iommu_map_page(struct device *dev, struct page *p unsigned long offset, size_t size, enum dma_data_direction dir, struct dma_attrs *attrs) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t dma_addr; int ret, prot, len = PAGE_ALIGN(size + offset); @@ -1731,7 +1761,7 @@ static void arm_coherent_iommu_unmap_page(struct device *dev, dma_addr_t handle, size_t size, enum dma_data_direction dir, struct dma_attrs *attrs) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t iova = handle & PAGE_MASK; int offset = handle & ~PAGE_MASK; int len = PAGE_ALIGN(size + offset); @@ -1756,7 +1786,7 @@ static void arm_iommu_unmap_page(struct device *dev, dma_addr_t handle, size_t size, enum dma_data_direction dir, struct dma_attrs *attrs) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t iova = handle & PAGE_MASK; struct page *page = phys_to_page(iommu_iova_to_phys(mapping->domain, iova)); int offset = handle & ~PAGE_MASK; @@ -1775,7 +1805,7 @@ static void arm_iommu_unmap_page(struct device *dev, dma_addr_t handle, static void arm_iommu_sync_single_for_cpu(struct device *dev, dma_addr_t handle, size_t size, enum dma_data_direction dir) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t iova = handle & PAGE_MASK; struct page *page = phys_to_page(iommu_iova_to_phys(mapping->domain, iova)); unsigned int offset = handle & ~PAGE_MASK; @@ -1789,7 +1819,7 @@ static void arm_iommu_sync_single_for_cpu(struct device *dev, static void arm_iommu_sync_single_for_device(struct device *dev, dma_addr_t handle, size_t size, enum dma_data_direction dir) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t iova = handle & PAGE_MASK; struct page *page = phys_to_page(iommu_iova_to_phys(mapping->domain, iova)); unsigned int offset = handle & ~PAGE_MASK; @@ -1950,7 +1980,7 @@ static int __arm_iommu_attach_device(struct device *dev, return err; kref_get(&mapping->kref); - dev->archdata.mapping = mapping; + to_dma_iommu_mapping(dev) = mapping; pr_debug("Attached IOMMU controller to %s device.\n", dev_name(dev)); return 0; @@ -1995,7 +2025,7 @@ static void __arm_iommu_detach_device(struct device *dev) iommu_detach_device(mapping->domain, dev); kref_put(&mapping->kref, release_iommu_mapping); - dev->archdata.mapping = NULL; + to_dma_iommu_mapping(dev) = NULL; pr_debug("Detached IOMMU controller from %s device.\n", dev_name(dev)); } @@ -2027,6 +2057,13 @@ static bool arm_setup_iommu_dma_ops(struct device *dev, u64 dma_base, u64 size, if (!iommu) return false; + /* + * currently arm_iommu_create_mapping() takes a max of size_t + * for size param. So check this limit for now. + */ + if (size > SIZE_MAX) + return false; + mapping = arm_iommu_create_mapping(dev->bus, dma_base, size); if (IS_ERR(mapping)) { pr_warn("Failed to create %llu-byte IOMMU mapping for device %s\n", @@ -2046,7 +2083,7 @@ static bool arm_setup_iommu_dma_ops(struct device *dev, u64 dma_base, u64 size, static void arm_teardown_iommu_dma_ops(struct device *dev) { - struct dma_iommu_mapping *mapping = dev->archdata.mapping; + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); if (!mapping) return; diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index a982dc3..6333d9c 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -552,6 +552,7 @@ do_DataAbort(unsigned long addr, unsigned int fsr, struct pt_regs *regs) pr_alert("Unhandled fault: %s (0x%03x) at 0x%08lx\n", inf->name, fsr, addr); + show_pte(current->mm, addr); info.si_signo = inf->sig; info.si_errno = 0; diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 1609b02..be92fa0 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -86,55 +86,6 @@ static int __init parse_tag_initrd2(const struct tag *tag) __tagtable(ATAG_INITRD2, parse_tag_initrd2); -/* - * This keeps memory configuration data used by a couple memory - * initialization functions, as well as show_mem() for the skipping - * of holes in the memory map. It is populated by arm_add_memory(). - */ -void show_mem(unsigned int filter) -{ - int free = 0, total = 0, reserved = 0; - int shared = 0, cached = 0, slab = 0; - struct memblock_region *reg; - - printk("Mem-info:\n"); - show_free_areas(filter); - - for_each_memblock (memory, reg) { - unsigned int pfn1, pfn2; - struct page *page, *end; - - pfn1 = memblock_region_memory_base_pfn(reg); - pfn2 = memblock_region_memory_end_pfn(reg); - - page = pfn_to_page(pfn1); - end = pfn_to_page(pfn2 - 1) + 1; - - do { - total++; - if (PageReserved(page)) - reserved++; - else if (PageSwapCache(page)) - cached++; - else if (PageSlab(page)) - slab++; - else if (!page_count(page)) - free++; - else - shared += page_count(page) - 1; - pfn1++; - page = pfn_to_page(pfn1); - } while (pfn1 < pfn2); - } - - printk("%d pages of RAM\n", total); - printk("%d free pages\n", free); - printk("%d reserved pages\n", reserved); - printk("%d slab pages\n", slab); - printk("%d pages shared\n", shared); - printk("%d pages swap cached\n", cached); -} - static void __init find_limits(unsigned long *min, unsigned long *max_low, unsigned long *max_high) { @@ -335,6 +286,9 @@ void __init bootmem_init(void) find_limits(&min, &max_low, &max_high); + early_memtest((phys_addr_t)min << PAGE_SHIFT, + (phys_addr_t)max_low << PAGE_SHIFT); + /* * Sparsemem tries to allocate bootmem in memory_present(), * so must be done after the fixed reservations diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c index 5e85ed3..407dc78 100644 --- a/arch/arm/mm/mmap.c +++ b/arch/arm/mm/mmap.c @@ -169,14 +169,22 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, return addr; } +unsigned long arch_mmap_rnd(void) +{ + unsigned long rnd; + + /* 8 bits of randomness in 20 address space bits */ + rnd = (unsigned long)get_random_int() % (1 << 8); + + return rnd << PAGE_SHIFT; +} + void arch_pick_mmap_layout(struct mm_struct *mm) { unsigned long random_factor = 0UL; - /* 8 bits of randomness in 20 address space bits */ - if ((current->flags & PF_RANDOMIZE) && - !(current->personality & ADDR_NO_RANDOMIZE)) - random_factor = (get_random_int() % (1 << 8)) << PAGE_SHIFT; + if (current->flags & PF_RANDOMIZE) + random_factor = arch_mmap_rnd(); if (mmap_is_legacy()) { mm->mmap_base = TASK_UNMAPPED_BASE + random_factor; diff --git a/arch/arm/mm/pageattr.c b/arch/arm/mm/pageattr.c index 004e35c..cf30daf 100644 --- a/arch/arm/mm/pageattr.c +++ b/arch/arm/mm/pageattr.c @@ -49,7 +49,10 @@ static int change_memory_common(unsigned long addr, int numpages, WARN_ON_ONCE(1); } - if (!is_module_address(start) || !is_module_address(end - 1)) + if (start < MODULES_VADDR || start >= MODULES_END) + return -EINVAL; + + if (end < MODULES_VADDR || start >= MODULES_END) return -EINVAL; data.set_mask = set_mask; diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S index 86ee5d4..aa0519e 100644 --- a/arch/arm/mm/proc-arm1020.S +++ b/arch/arm/mm/proc-arm1020.S @@ -507,7 +507,7 @@ cpu_arm1020_name: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm1020_proc_info,#object __arm1020_proc_info: @@ -519,7 +519,7 @@ __arm1020_proc_info: .long PMD_TYPE_SECT | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __arm1020_setup + initfn __arm1020_setup, __arm1020_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S index a6331d7..bff4c7f 100644 --- a/arch/arm/mm/proc-arm1020e.S +++ b/arch/arm/mm/proc-arm1020e.S @@ -465,7 +465,7 @@ arm1020e_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm1020e_proc_info,#object __arm1020e_proc_info: @@ -479,7 +479,7 @@ __arm1020e_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __arm1020e_setup + initfn __arm1020e_setup, __arm1020e_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB | HWCAP_EDSP diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S index a126b7a..dbb2413 100644 --- a/arch/arm/mm/proc-arm1022.S +++ b/arch/arm/mm/proc-arm1022.S @@ -448,7 +448,7 @@ arm1022_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm1022_proc_info,#object __arm1022_proc_info: @@ -462,7 +462,7 @@ __arm1022_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __arm1022_setup + initfn __arm1022_setup, __arm1022_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB | HWCAP_EDSP diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S index fc29406..0b37b2c 100644 --- a/arch/arm/mm/proc-arm1026.S +++ b/arch/arm/mm/proc-arm1026.S @@ -442,7 +442,7 @@ arm1026_crval: string cpu_arm1026_name, "ARM1026EJ-S" .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm1026_proc_info,#object __arm1026_proc_info: @@ -456,7 +456,7 @@ __arm1026_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __arm1026_setup + initfn __arm1026_setup, __arm1026_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP|HWCAP_JAVA diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S index 2baa66b..3651cd7 100644 --- a/arch/arm/mm/proc-arm720.S +++ b/arch/arm/mm/proc-arm720.S @@ -186,7 +186,7 @@ arm720_crval: * See <asm/procinfo.h> for a definition of this structure. */ - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .macro arm720_proc_info name:req, cpu_val:req, cpu_mask:req, cpu_name:req, cpu_flush:req .type __\name\()_proc_info,#object @@ -203,7 +203,7 @@ __\name\()_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b \cpu_flush @ cpu_flush + initfn \cpu_flush, __\name\()_proc_info @ cpu_flush .long cpu_arch_name @ arch_name .long cpu_elf_name @ elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB @ elf_hwcap diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S index ac1ea6b..024fb77 100644 --- a/arch/arm/mm/proc-arm740.S +++ b/arch/arm/mm/proc-arm740.S @@ -132,14 +132,14 @@ __arm740_setup: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm740_proc_info,#object __arm740_proc_info: .long 0x41807400 .long 0xfffffff0 .long 0 .long 0 - b __arm740_setup + initfn __arm740_setup, __arm740_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB | HWCAP_26BIT diff --git a/arch/arm/mm/proc-arm7tdmi.S b/arch/arm/mm/proc-arm7tdmi.S index bf6ba4b..25472d9 100644 --- a/arch/arm/mm/proc-arm7tdmi.S +++ b/arch/arm/mm/proc-arm7tdmi.S @@ -76,7 +76,7 @@ __arm7tdmi_setup: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .macro arm7tdmi_proc_info name:req, cpu_val:req, cpu_mask:req, cpu_name:req, \ extra_hwcaps=0 @@ -86,7 +86,7 @@ __\name\()_proc_info: .long \cpu_mask .long 0 .long 0 - b __arm7tdmi_setup + initfn __arm7tdmi_setup, __\name\()_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_26BIT | ( \extra_hwcaps ) diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S index 22bf8dd..7a14bd4 100644 --- a/arch/arm/mm/proc-arm920.S +++ b/arch/arm/mm/proc-arm920.S @@ -448,7 +448,7 @@ arm920_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm920_proc_info,#object __arm920_proc_info: @@ -464,7 +464,7 @@ __arm920_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __arm920_setup + initfn __arm920_setup, __arm920_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S index 0c6d5ac..edccfcd 100644 --- a/arch/arm/mm/proc-arm922.S +++ b/arch/arm/mm/proc-arm922.S @@ -426,7 +426,7 @@ arm922_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm922_proc_info,#object __arm922_proc_info: @@ -442,7 +442,7 @@ __arm922_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __arm922_setup + initfn __arm922_setup, __arm922_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S index c32d073..ede8c54 100644 --- a/arch/arm/mm/proc-arm925.S +++ b/arch/arm/mm/proc-arm925.S @@ -494,7 +494,7 @@ arm925_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .macro arm925_proc_info name:req, cpu_val:req, cpu_mask:req, cpu_name:req, cache .type __\name\()_proc_info,#object @@ -510,7 +510,7 @@ __\name\()_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __arm925_setup + initfn __arm925_setup, __\name\()_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S index 252b250..fb827c6 100644 --- a/arch/arm/mm/proc-arm926.S +++ b/arch/arm/mm/proc-arm926.S @@ -474,7 +474,7 @@ arm926_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm926_proc_info,#object __arm926_proc_info: @@ -490,7 +490,7 @@ __arm926_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __arm926_setup + initfn __arm926_setup, __arm926_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP|HWCAP_JAVA diff --git a/arch/arm/mm/proc-arm940.S b/arch/arm/mm/proc-arm940.S index e5212d4..ee5b66f 100644 --- a/arch/arm/mm/proc-arm940.S +++ b/arch/arm/mm/proc-arm940.S @@ -297,26 +297,16 @@ __arm940_setup: mcr p15, 0, r0, c6, c0, 1 ldr r0, =(CONFIG_DRAM_BASE & 0xFFFFF000) @ base[31:12] of RAM - ldr r1, =(CONFIG_DRAM_SIZE >> 12) @ size of RAM (must be >= 4KB) - mov r2, #10 @ 11 is the minimum (4KB) -1: add r2, r2, #1 @ area size *= 2 - mov r1, r1, lsr #1 - bne 1b @ count not zero r-shift - orr r0, r0, r2, lsl #1 @ the area register value - orr r0, r0, #1 @ set enable bit - mcr p15, 0, r0, c6, c1, 0 @ set area 1, RAM - mcr p15, 0, r0, c6, c1, 1 + ldr r7, =CONFIG_DRAM_SIZE >> 12 @ size of RAM (must be >= 4KB) + pr_val r3, r0, r7, #1 + mcr p15, 0, r3, c6, c1, 0 @ set area 1, RAM + mcr p15, 0, r3, c6, c1, 1 ldr r0, =(CONFIG_FLASH_MEM_BASE & 0xFFFFF000) @ base[31:12] of FLASH - ldr r1, =(CONFIG_FLASH_SIZE >> 12) @ size of FLASH (must be >= 4KB) - mov r2, #10 @ 11 is the minimum (4KB) -1: add r2, r2, #1 @ area size *= 2 - mov r1, r1, lsr #1 - bne 1b @ count not zero r-shift - orr r0, r0, r2, lsl #1 @ the area register value - orr r0, r0, #1 @ set enable bit - mcr p15, 0, r0, c6, c2, 0 @ set area 2, ROM/FLASH - mcr p15, 0, r0, c6, c2, 1 + ldr r7, =CONFIG_FLASH_SIZE @ size of FLASH (must be >= 4KB) + pr_val r3, r0, r6, #1 + mcr p15, 0, r3, c6, c2, 0 @ set area 2, ROM/FLASH + mcr p15, 0, r3, c6, c2, 1 mov r0, #0x06 mcr p15, 0, r0, c2, c0, 0 @ Region 1&2 cacheable @@ -354,14 +344,14 @@ __arm940_setup: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm940_proc_info,#object __arm940_proc_info: .long 0x41009400 .long 0xff00fff0 .long 0 - b __arm940_setup + initfn __arm940_setup, __arm940_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB diff --git a/arch/arm/mm/proc-arm946.S b/arch/arm/mm/proc-arm946.S index b3dd9b2..7361837e 100644 --- a/arch/arm/mm/proc-arm946.S +++ b/arch/arm/mm/proc-arm946.S @@ -343,24 +343,14 @@ __arm946_setup: mcr p15, 0, r0, c6, c0, 0 @ set region 0, default ldr r0, =(CONFIG_DRAM_BASE & 0xFFFFF000) @ base[31:12] of RAM - ldr r1, =(CONFIG_DRAM_SIZE >> 12) @ size of RAM (must be >= 4KB) - mov r2, #10 @ 11 is the minimum (4KB) -1: add r2, r2, #1 @ area size *= 2 - mov r1, r1, lsr #1 - bne 1b @ count not zero r-shift - orr r0, r0, r2, lsl #1 @ the region register value - orr r0, r0, #1 @ set enable bit - mcr p15, 0, r0, c6, c1, 0 @ set region 1, RAM + ldr r7, =CONFIG_DRAM_SIZE @ size of RAM (must be >= 4KB) + pr_val r3, r0, r7, #1 + mcr p15, 0, r3, c6, c1, 0 ldr r0, =(CONFIG_FLASH_MEM_BASE & 0xFFFFF000) @ base[31:12] of FLASH - ldr r1, =(CONFIG_FLASH_SIZE >> 12) @ size of FLASH (must be >= 4KB) - mov r2, #10 @ 11 is the minimum (4KB) -1: add r2, r2, #1 @ area size *= 2 - mov r1, r1, lsr #1 - bne 1b @ count not zero r-shift - orr r0, r0, r2, lsl #1 @ the region register value - orr r0, r0, #1 @ set enable bit - mcr p15, 0, r0, c6, c2, 0 @ set region 2, ROM/FLASH + ldr r7, =CONFIG_FLASH_SIZE @ size of FLASH (must be >= 4KB) + pr_val r3, r0, r7, #1 + mcr p15, 0, r3, c6, c2, 0 mov r0, #0x06 mcr p15, 0, r0, c2, c0, 0 @ region 1,2 d-cacheable @@ -409,14 +399,14 @@ __arm946_setup: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __arm946_proc_info,#object __arm946_proc_info: .long 0x41009460 .long 0xff00fff0 .long 0 .long 0 - b __arm946_setup + initfn __arm946_setup, __arm946_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB diff --git a/arch/arm/mm/proc-arm9tdmi.S b/arch/arm/mm/proc-arm9tdmi.S index 8227322..7fac8c6 100644 --- a/arch/arm/mm/proc-arm9tdmi.S +++ b/arch/arm/mm/proc-arm9tdmi.S @@ -70,7 +70,7 @@ __arm9tdmi_setup: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .macro arm9tdmi_proc_info name:req, cpu_val:req, cpu_mask:req, cpu_name:req .type __\name\()_proc_info, #object @@ -79,7 +79,7 @@ __\name\()_proc_info: .long \cpu_mask .long 0 .long 0 - b __arm9tdmi_setup + initfn __arm9tdmi_setup, __\name\()_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT diff --git a/arch/arm/mm/proc-fa526.S b/arch/arm/mm/proc-fa526.S index c494886..4001b73 100644 --- a/arch/arm/mm/proc-fa526.S +++ b/arch/arm/mm/proc-fa526.S @@ -190,7 +190,7 @@ fa526_cr1_set: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __fa526_proc_info,#object __fa526_proc_info: @@ -206,7 +206,7 @@ __fa526_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __fa526_setup + initfn __fa526_setup, __fa526_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S index 03a1b75..e494d6d 100644 --- a/arch/arm/mm/proc-feroceon.S +++ b/arch/arm/mm/proc-feroceon.S @@ -584,7 +584,7 @@ feroceon_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .macro feroceon_proc_info name:req, cpu_val:req, cpu_mask:req, cpu_name:req, cache:req .type __\name\()_proc_info,#object @@ -601,7 +601,8 @@ __\name\()_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __feroceon_setup + initfn __feroceon_setup, __\name\()_proc_info + .long __feroceon_setup .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S index 082b9f2..c671f34 100644 --- a/arch/arm/mm/proc-macros.S +++ b/arch/arm/mm/proc-macros.S @@ -331,3 +331,31 @@ ENTRY(\name\()_tlb_fns) .globl \x .equ \x, \y .endm + +.macro initfn, func, base + .long \func - \base +.endm + + /* + * Macro to calculate the log2 size for the protection region + * registers. This calculates rd = log2(size) - 1. tmp must + * not be the same register as rd. + */ +.macro pr_sz, rd, size, tmp + mov \tmp, \size, lsr #12 + mov \rd, #11 +1: movs \tmp, \tmp, lsr #1 + addne \rd, \rd, #1 + bne 1b +.endm + + /* + * Macro to generate a protection region register value + * given a pre-masked address, size, and enable bit. + * Corrupts size. + */ +.macro pr_val, dest, addr, size, enable + pr_sz \dest, \size, \size @ calculate log2(size) - 1 + orr \dest, \addr, \dest, lsl #1 @ mask in the region size + orr \dest, \dest, \enable +.endm diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S index 53d3934..d65edf7 100644 --- a/arch/arm/mm/proc-mohawk.S +++ b/arch/arm/mm/proc-mohawk.S @@ -427,7 +427,7 @@ mohawk_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __88sv331x_proc_info,#object __88sv331x_proc_info: @@ -443,7 +443,7 @@ __88sv331x_proc_info: PMD_BIT4 | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __mohawk_setup + initfn __mohawk_setup, __88sv331x_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S index 8008a04..ee2ce49 100644 --- a/arch/arm/mm/proc-sa110.S +++ b/arch/arm/mm/proc-sa110.S @@ -199,7 +199,7 @@ sa110_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .type __sa110_proc_info,#object __sa110_proc_info: @@ -213,7 +213,7 @@ __sa110_proc_info: .long PMD_TYPE_SECT | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __sa110_setup + initfn __sa110_setup, __sa110_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_26BIT | HWCAP_FAST_MULT diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S index 89f97ac..222d583 100644 --- a/arch/arm/mm/proc-sa1100.S +++ b/arch/arm/mm/proc-sa1100.S @@ -242,7 +242,7 @@ sa1100_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .macro sa1100_proc_info name:req, cpu_val:req, cpu_mask:req, cpu_name:req .type __\name\()_proc_info,#object @@ -257,7 +257,7 @@ __\name\()_proc_info: .long PMD_TYPE_SECT | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __sa1100_setup + initfn __sa1100_setup, __\name\()_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_26BIT | HWCAP_FAST_MULT diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index d0390f4..06d890a 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S @@ -264,7 +264,7 @@ v6_crval: string cpu_elf_name, "v6" .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc /* * Match any ARMv6 processor core. @@ -287,7 +287,7 @@ __v6_proc_info: PMD_SECT_XN | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __v6_setup + initfn __v6_setup, __v6_proc_info .long cpu_arch_name .long cpu_elf_name /* See also feat_v6_fixup() for HWCAP_TLS */ diff --git a/arch/arm/mm/proc-v7-2level.S b/arch/arm/mm/proc-v7-2level.S index ed448d8..10405b8 100644 --- a/arch/arm/mm/proc-v7-2level.S +++ b/arch/arm/mm/proc-v7-2level.S @@ -37,15 +37,18 @@ * It is assumed that: * - we are not using split page tables */ -ENTRY(cpu_v7_switch_mm) +ENTRY(cpu_ca8_switch_mm) #ifdef CONFIG_MMU mov r2, #0 - mmid r1, r1 @ get mm->context.id - ALT_SMP(orr r0, r0, #TTB_FLAGS_SMP) - ALT_UP(orr r0, r0, #TTB_FLAGS_UP) #ifdef CONFIG_ARM_ERRATA_430973 mcr p15, 0, r2, c7, c5, 6 @ flush BTAC/BTB #endif +#endif +ENTRY(cpu_v7_switch_mm) +#ifdef CONFIG_MMU + mmid r1, r1 @ get mm->context.id + ALT_SMP(orr r0, r0, #TTB_FLAGS_SMP) + ALT_UP(orr r0, r0, #TTB_FLAGS_UP) #ifdef CONFIG_PID_IN_CONTEXTIDR mrc p15, 0, r2, c13, c0, 1 @ read current context ID lsr r2, r2, #8 @ extract the PID @@ -61,6 +64,7 @@ ENTRY(cpu_v7_switch_mm) #endif bx lr ENDPROC(cpu_v7_switch_mm) +ENDPROC(cpu_ca8_switch_mm) /* * cpu_v7_set_pte_ext(ptep, pte) diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 8b4ee5e..3d1054f 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -153,6 +153,21 @@ ENDPROC(cpu_v7_do_resume) #endif /* + * Cortex-A8 + */ + globl_equ cpu_ca8_proc_init, cpu_v7_proc_init + globl_equ cpu_ca8_proc_fin, cpu_v7_proc_fin + globl_equ cpu_ca8_reset, cpu_v7_reset + globl_equ cpu_ca8_do_idle, cpu_v7_do_idle + globl_equ cpu_ca8_dcache_clean_area, cpu_v7_dcache_clean_area + globl_equ cpu_ca8_set_pte_ext, cpu_v7_set_pte_ext + globl_equ cpu_ca8_suspend_size, cpu_v7_suspend_size +#ifdef CONFIG_ARM_CPU_SUSPEND + globl_equ cpu_ca8_do_suspend, cpu_v7_do_suspend + globl_equ cpu_ca8_do_resume, cpu_v7_do_resume +#endif + +/* * Cortex-A9 processor functions */ globl_equ cpu_ca9mp_proc_init, cpu_v7_proc_init @@ -451,7 +466,10 @@ __v7_setup_stack: @ define struct processor (see <asm/proc-fns.h> and proc-macros.S) define_processor_functions v7, dabort=v7_early_abort, pabort=v7_pabort, suspend=1 +#ifndef CONFIG_ARM_LPAE + define_processor_functions ca8, dabort=v7_early_abort, pabort=v7_pabort, suspend=1 define_processor_functions ca9mp, dabort=v7_early_abort, pabort=v7_pabort, suspend=1 +#endif #ifdef CONFIG_CPU_PJ4B define_processor_functions pj4b, dabort=v7_early_abort, pabort=v7_pabort, suspend=1 #endif @@ -462,19 +480,19 @@ __v7_setup_stack: string cpu_elf_name, "v7" .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc /* * Standard v7 proc info content */ -.macro __v7_proc initfunc, mm_mmuflags = 0, io_mmuflags = 0, hwcaps = 0, proc_fns = v7_processor_functions +.macro __v7_proc name, initfunc, mm_mmuflags = 0, io_mmuflags = 0, hwcaps = 0, proc_fns = v7_processor_functions ALT_SMP(.long PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | \ PMD_SECT_AF | PMD_FLAGS_SMP | \mm_mmuflags) ALT_UP(.long PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | \ PMD_SECT_AF | PMD_FLAGS_UP | \mm_mmuflags) .long PMD_TYPE_SECT | PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ | PMD_SECT_AF | \io_mmuflags - W(b) \initfunc + initfn \initfunc, \name .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB | HWCAP_FAST_MULT | \ @@ -494,7 +512,7 @@ __v7_setup_stack: __v7_ca5mp_proc_info: .long 0x410fc050 .long 0xff0ffff0 - __v7_proc __v7_ca5mp_setup + __v7_proc __v7_ca5mp_proc_info, __v7_ca5mp_setup .size __v7_ca5mp_proc_info, . - __v7_ca5mp_proc_info /* @@ -504,9 +522,19 @@ __v7_ca5mp_proc_info: __v7_ca9mp_proc_info: .long 0x410fc090 .long 0xff0ffff0 - __v7_proc __v7_ca9mp_setup, proc_fns = ca9mp_processor_functions + __v7_proc __v7_ca9mp_proc_info, __v7_ca9mp_setup, proc_fns = ca9mp_processor_functions .size __v7_ca9mp_proc_info, . - __v7_ca9mp_proc_info + /* + * ARM Ltd. Cortex A8 processor. + */ + .type __v7_ca8_proc_info, #object +__v7_ca8_proc_info: + .long 0x410fc080 + .long 0xff0ffff0 + __v7_proc __v7_ca8_proc_info, __v7_setup, proc_fns = ca8_processor_functions + .size __v7_ca8_proc_info, . - __v7_ca8_proc_info + #endif /* CONFIG_ARM_LPAE */ /* @@ -517,7 +545,7 @@ __v7_ca9mp_proc_info: __v7_pj4b_proc_info: .long 0x560f5800 .long 0xff0fff00 - __v7_proc __v7_pj4b_setup, proc_fns = pj4b_processor_functions + __v7_proc __v7_pj4b_proc_info, __v7_pj4b_setup, proc_fns = pj4b_processor_functions .size __v7_pj4b_proc_info, . - __v7_pj4b_proc_info #endif @@ -528,7 +556,7 @@ __v7_pj4b_proc_info: __v7_cr7mp_proc_info: .long 0x410fc170 .long 0xff0ffff0 - __v7_proc __v7_cr7mp_setup + __v7_proc __v7_cr7mp_proc_info, __v7_cr7mp_setup .size __v7_cr7mp_proc_info, . - __v7_cr7mp_proc_info /* @@ -538,7 +566,7 @@ __v7_cr7mp_proc_info: __v7_ca7mp_proc_info: .long 0x410fc070 .long 0xff0ffff0 - __v7_proc __v7_ca7mp_setup + __v7_proc __v7_ca7mp_proc_info, __v7_ca7mp_setup .size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info /* @@ -548,7 +576,7 @@ __v7_ca7mp_proc_info: __v7_ca12mp_proc_info: .long 0x410fc0d0 .long 0xff0ffff0 - __v7_proc __v7_ca12mp_setup + __v7_proc __v7_ca12mp_proc_info, __v7_ca12mp_setup .size __v7_ca12mp_proc_info, . - __v7_ca12mp_proc_info /* @@ -558,7 +586,7 @@ __v7_ca12mp_proc_info: __v7_ca15mp_proc_info: .long 0x410fc0f0 .long 0xff0ffff0 - __v7_proc __v7_ca15mp_setup + __v7_proc __v7_ca15mp_proc_info, __v7_ca15mp_setup .size __v7_ca15mp_proc_info, . - __v7_ca15mp_proc_info /* @@ -568,7 +596,7 @@ __v7_ca15mp_proc_info: __v7_b15mp_proc_info: .long 0x420f00f0 .long 0xff0ffff0 - __v7_proc __v7_b15mp_setup + __v7_proc __v7_b15mp_proc_info, __v7_b15mp_setup .size __v7_b15mp_proc_info, . - __v7_b15mp_proc_info /* @@ -578,7 +606,7 @@ __v7_b15mp_proc_info: __v7_ca17mp_proc_info: .long 0x410fc0e0 .long 0xff0ffff0 - __v7_proc __v7_ca17mp_setup + __v7_proc __v7_ca17mp_proc_info, __v7_ca17mp_setup .size __v7_ca17mp_proc_info, . - __v7_ca17mp_proc_info /* @@ -594,7 +622,7 @@ __krait_proc_info: * do support them. They also don't indicate support for fused multiply * instructions even though they actually do support them. */ - __v7_proc __v7_setup, hwcaps = HWCAP_IDIV | HWCAP_VFPv4 + __v7_proc __krait_proc_info, __v7_setup, hwcaps = HWCAP_IDIV | HWCAP_VFPv4 .size __krait_proc_info, . - __krait_proc_info /* @@ -604,5 +632,5 @@ __krait_proc_info: __v7_proc_info: .long 0x000f0000 @ Required ID value .long 0x000f0000 @ Mask for ID - __v7_proc __v7_setup + __v7_proc __v7_proc_info, __v7_setup .size __v7_proc_info, . - __v7_proc_info diff --git a/arch/arm/mm/proc-v7m.S b/arch/arm/mm/proc-v7m.S index d1e68b5..e08e1f2 100644 --- a/arch/arm/mm/proc-v7m.S +++ b/arch/arm/mm/proc-v7m.S @@ -135,7 +135,7 @@ __v7m_setup_stack_top: string cpu_elf_name "v7m" string cpu_v7m_name "ARMv7-M" - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc /* * Match any ARMv7-M processor core. @@ -146,7 +146,7 @@ __v7m_proc_info: .long 0x000f0000 @ Mask for ID .long 0 @ proc_info_list.__cpu_mm_mmu_flags .long 0 @ proc_info_list.__cpu_io_mmu_flags - b __v7m_setup @ proc_info_list.__cpu_flush + initfn __v7m_setup, __v7m_proc_info @ proc_info_list.__cpu_flush .long cpu_arch_name .long cpu_elf_name .long HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S index f8acdfe..293dcc2 100644 --- a/arch/arm/mm/proc-xsc3.S +++ b/arch/arm/mm/proc-xsc3.S @@ -499,7 +499,7 @@ xsc3_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .macro xsc3_proc_info name:req, cpu_val:req, cpu_mask:req .type __\name\()_proc_info,#object @@ -514,7 +514,7 @@ __\name\()_proc_info: .long PMD_TYPE_SECT | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __xsc3_setup + initfn __xsc3_setup, __\name\()_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index afa2b3c..b6bbfdb 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -612,7 +612,7 @@ xscale_crval: .align - .section ".proc.info.init", #alloc, #execinstr + .section ".proc.info.init", #alloc .macro xscale_proc_info name:req, cpu_val:req, cpu_mask:req, cpu_name:req, cache .type __\name\()_proc_info,#object @@ -627,7 +627,7 @@ __\name\()_proc_info: .long PMD_TYPE_SECT | \ PMD_SECT_AP_WRITE | \ PMD_SECT_AP_READ - b __xscale_setup + initfn __xscale_setup, __\name\()_proc_info .long cpu_arch_name .long cpu_elf_name .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP diff --git a/arch/arm/nwfpe/entry.S b/arch/arm/nwfpe/entry.S index 5d65be1..71df435 100644 --- a/arch/arm/nwfpe/entry.S +++ b/arch/arm/nwfpe/entry.S @@ -113,7 +113,7 @@ next: @ to fault. Emit the appropriate exception gunk to fix things up. @ ??? For some reason, faults can happen at .Lx2 even with a @ plain LDR instruction. Weird, but it seems harmless. - .pushsection .fixup,"ax" + .pushsection .text.fixup,"ax" .align 2 .Lfix: ret r9 @ let the user eat segfaults .popsection diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index 61b4d70..2438b96 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -44,24 +44,20 @@ static u64 notrace omap_32k_read_sched_clock(void) } /** - * omap_read_persistent_clock - Return time from a persistent clock. + * omap_read_persistent_clock64 - Return time from a persistent clock. * * Reads the time from a source which isn't disabled during PM, the * 32k sync timer. Convert the cycles elapsed since last read into - * nsecs and adds to a monotonically increasing timespec. + * nsecs and adds to a monotonically increasing timespec64. */ -static struct timespec persistent_ts; +static struct timespec64 persistent_ts; static cycles_t cycles; static unsigned int persistent_mult, persistent_shift; -static DEFINE_SPINLOCK(read_persistent_clock_lock); -static void omap_read_persistent_clock(struct timespec *ts) +static void omap_read_persistent_clock64(struct timespec64 *ts) { unsigned long long nsecs; cycles_t last_cycles; - unsigned long flags; - - spin_lock_irqsave(&read_persistent_clock_lock, flags); last_cycles = cycles; cycles = sync32k_cnt_reg ? readl_relaxed(sync32k_cnt_reg) : 0; @@ -69,11 +65,9 @@ static void omap_read_persistent_clock(struct timespec *ts) nsecs = clocksource_cyc2ns(cycles - last_cycles, persistent_mult, persistent_shift); - timespec_add_ns(&persistent_ts, nsecs); + timespec64_add_ns(&persistent_ts, nsecs); *ts = persistent_ts; - - spin_unlock_irqrestore(&read_persistent_clock_lock, flags); } /** @@ -103,7 +97,7 @@ int __init omap_init_clocksource_32k(void __iomem *vbase) /* * 120000 rough estimate from the calculations in - * __clocksource_updatefreq_scale. + * __clocksource_update_freq_scale. */ clocks_calc_mult_shift(&persistent_mult, &persistent_shift, 32768, NSEC_PER_SEC, 120000); @@ -116,7 +110,7 @@ int __init omap_init_clocksource_32k(void __iomem *vbase) } sched_clock_register(omap_32k_read_sched_clock, 32, 32768); - register_persistent_clock(NULL, omap_read_persistent_clock); + register_persistent_clock(NULL, omap_read_persistent_clock64); pr_info("OMAP clocksource: 32k_counter at 32768 Hz\n"); return 0; diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index db10169..8ca94d3 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -799,6 +799,7 @@ static int omap_dm_timer_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; const struct of_device_id *match; const struct dmtimer_platform_data *pdata; + int ret; match = of_match_device(of_match_ptr(omap_timer_match), dev); pdata = match ? match->data : dev->platform_data; @@ -860,7 +861,12 @@ static int omap_dm_timer_probe(struct platform_device *pdev) } if (!timer->reserved) { - pm_runtime_get_sync(dev); + ret = pm_runtime_get_sync(dev); + if (ret < 0) { + dev_err(dev, "%s: pm_runtime_get_sync failed!\n", + __func__); + goto err_get_sync; + } __omap_dm_timer_init_regs(timer); pm_runtime_put(dev); } @@ -873,6 +879,11 @@ static int omap_dm_timer_probe(struct platform_device *pdev) dev_dbg(dev, "Device Probed.\n"); return 0; + +err_get_sync: + pm_runtime_put_noidle(dev); + pm_runtime_disable(dev); + return ret; } /** @@ -899,6 +910,8 @@ static int omap_dm_timer_remove(struct platform_device *pdev) } spin_unlock_irqrestore(&dm_timer_lock, flags); + pm_runtime_disable(&pdev->dev); + return ret; } diff --git a/arch/arm/plat-pxa/dma.c b/arch/arm/plat-pxa/dma.c index 054fc5a..d92f07f 100644 --- a/arch/arm/plat-pxa/dma.c +++ b/arch/arm/plat-pxa/dma.c @@ -51,19 +51,19 @@ static struct dentry *dbgfs_root, *dbgfs_state, **dbgfs_chan; static int dbg_show_requester_chan(struct seq_file *s, void *p) { - int pos = 0; int chan = (int)s->private; int i; u32 drcmr; - pos += seq_printf(s, "DMA channel %d requesters list :\n", chan); + seq_printf(s, "DMA channel %d requesters list :\n", chan); for (i = 0; i < DMA_MAX_REQUESTERS; i++) { drcmr = DRCMR(i); if ((drcmr & DRCMR_CHLNUM) == chan) - pos += seq_printf(s, "\tRequester %d (MAPVLD=%d)\n", i, - !!(drcmr & DRCMR_MAPVLD)); + seq_printf(s, "\tRequester %d (MAPVLD=%d)\n", + i, !!(drcmr & DRCMR_MAPVLD)); } - return pos; + + return 0; } static inline int dbg_burst_from_dcmd(u32 dcmd) @@ -83,7 +83,6 @@ static int is_phys_valid(unsigned long addr) static int dbg_show_descriptors(struct seq_file *s, void *p) { - int pos = 0; int chan = (int)s->private; int i, max_show = 20, burst, width; u32 dcmd; @@ -94,44 +93,43 @@ static int dbg_show_descriptors(struct seq_file *s, void *p) spin_lock_irqsave(&dma_channels[chan].lock, flags); phys_desc = DDADR(chan); - pos += seq_printf(s, "DMA channel %d descriptors :\n", chan); - pos += seq_printf(s, "[%03d] First descriptor unknown\n", 0); + seq_printf(s, "DMA channel %d descriptors :\n", chan); + seq_printf(s, "[%03d] First descriptor unknown\n", 0); for (i = 1; i < max_show && is_phys_valid(phys_desc); i++) { desc = phys_to_virt(phys_desc); dcmd = desc->dcmd; burst = dbg_burst_from_dcmd(dcmd); width = (1 << ((dcmd >> 14) & 0x3)) >> 1; - pos += seq_printf(s, "[%03d] Desc at %08lx(virt %p)\n", - i, phys_desc, desc); - pos += seq_printf(s, "\tDDADR = %08x\n", desc->ddadr); - pos += seq_printf(s, "\tDSADR = %08x\n", desc->dsadr); - pos += seq_printf(s, "\tDTADR = %08x\n", desc->dtadr); - pos += seq_printf(s, "\tDCMD = %08x (%s%s%s%s%s%s%sburst=%d" - " width=%d len=%d)\n", - dcmd, - DCMD_STR(INCSRCADDR), DCMD_STR(INCTRGADDR), - DCMD_STR(FLOWSRC), DCMD_STR(FLOWTRG), - DCMD_STR(STARTIRQEN), DCMD_STR(ENDIRQEN), - DCMD_STR(ENDIAN), burst, width, - dcmd & DCMD_LENGTH); + seq_printf(s, "[%03d] Desc at %08lx(virt %p)\n", + i, phys_desc, desc); + seq_printf(s, "\tDDADR = %08x\n", desc->ddadr); + seq_printf(s, "\tDSADR = %08x\n", desc->dsadr); + seq_printf(s, "\tDTADR = %08x\n", desc->dtadr); + seq_printf(s, "\tDCMD = %08x (%s%s%s%s%s%s%sburst=%d width=%d len=%d)\n", + dcmd, + DCMD_STR(INCSRCADDR), DCMD_STR(INCTRGADDR), + DCMD_STR(FLOWSRC), DCMD_STR(FLOWTRG), + DCMD_STR(STARTIRQEN), DCMD_STR(ENDIRQEN), + DCMD_STR(ENDIAN), burst, width, + dcmd & DCMD_LENGTH); phys_desc = desc->ddadr; } if (i == max_show) - pos += seq_printf(s, "[%03d] Desc at %08lx ... max display reached\n", - i, phys_desc); + seq_printf(s, "[%03d] Desc at %08lx ... max display reached\n", + i, phys_desc); else - pos += seq_printf(s, "[%03d] Desc at %08lx is %s\n", - i, phys_desc, phys_desc == DDADR_STOP ? - "DDADR_STOP" : "invalid"); + seq_printf(s, "[%03d] Desc at %08lx is %s\n", + i, phys_desc, phys_desc == DDADR_STOP ? + "DDADR_STOP" : "invalid"); spin_unlock_irqrestore(&dma_channels[chan].lock, flags); - return pos; + + return 0; } static int dbg_show_chan_state(struct seq_file *s, void *p) { - int pos = 0; int chan = (int)s->private; u32 dcsr, dcmd; int burst, width; @@ -142,42 +140,39 @@ static int dbg_show_chan_state(struct seq_file *s, void *p) burst = dbg_burst_from_dcmd(dcmd); width = (1 << ((dcmd >> 14) & 0x3)) >> 1; - pos += seq_printf(s, "DMA channel %d\n", chan); - pos += seq_printf(s, "\tPriority : %s\n", - str_prio[dma_channels[chan].prio]); - pos += seq_printf(s, "\tUnaligned transfer bit: %s\n", - DALGN & (1 << chan) ? "yes" : "no"); - pos += seq_printf(s, "\tDCSR = %08x (%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", - dcsr, DCSR_STR(RUN), DCSR_STR(NODESC), - DCSR_STR(STOPIRQEN), DCSR_STR(EORIRQEN), - DCSR_STR(EORJMPEN), DCSR_STR(EORSTOPEN), - DCSR_STR(SETCMPST), DCSR_STR(CLRCMPST), - DCSR_STR(CMPST), DCSR_STR(EORINTR), DCSR_STR(REQPEND), - DCSR_STR(STOPSTATE), DCSR_STR(ENDINTR), - DCSR_STR(STARTINTR), DCSR_STR(BUSERR)); - - pos += seq_printf(s, "\tDCMD = %08x (%s%s%s%s%s%s%sburst=%d width=%d" - " len=%d)\n", - dcmd, - DCMD_STR(INCSRCADDR), DCMD_STR(INCTRGADDR), - DCMD_STR(FLOWSRC), DCMD_STR(FLOWTRG), - DCMD_STR(STARTIRQEN), DCMD_STR(ENDIRQEN), - DCMD_STR(ENDIAN), burst, width, dcmd & DCMD_LENGTH); - pos += seq_printf(s, "\tDSADR = %08x\n", DSADR(chan)); - pos += seq_printf(s, "\tDTADR = %08x\n", DTADR(chan)); - pos += seq_printf(s, "\tDDADR = %08x\n", DDADR(chan)); - return pos; + seq_printf(s, "DMA channel %d\n", chan); + seq_printf(s, "\tPriority : %s\n", str_prio[dma_channels[chan].prio]); + seq_printf(s, "\tUnaligned transfer bit: %s\n", + DALGN & (1 << chan) ? "yes" : "no"); + seq_printf(s, "\tDCSR = %08x (%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", + dcsr, DCSR_STR(RUN), DCSR_STR(NODESC), + DCSR_STR(STOPIRQEN), DCSR_STR(EORIRQEN), + DCSR_STR(EORJMPEN), DCSR_STR(EORSTOPEN), + DCSR_STR(SETCMPST), DCSR_STR(CLRCMPST), + DCSR_STR(CMPST), DCSR_STR(EORINTR), DCSR_STR(REQPEND), + DCSR_STR(STOPSTATE), DCSR_STR(ENDINTR), + DCSR_STR(STARTINTR), DCSR_STR(BUSERR)); + + seq_printf(s, "\tDCMD = %08x (%s%s%s%s%s%s%sburst=%d width=%d len=%d)\n", + dcmd, + DCMD_STR(INCSRCADDR), DCMD_STR(INCTRGADDR), + DCMD_STR(FLOWSRC), DCMD_STR(FLOWTRG), + DCMD_STR(STARTIRQEN), DCMD_STR(ENDIRQEN), + DCMD_STR(ENDIAN), burst, width, dcmd & DCMD_LENGTH); + seq_printf(s, "\tDSADR = %08x\n", DSADR(chan)); + seq_printf(s, "\tDTADR = %08x\n", DTADR(chan)); + seq_printf(s, "\tDDADR = %08x\n", DDADR(chan)); + + return 0; } static int dbg_show_state(struct seq_file *s, void *p) { - int pos = 0; - /* basic device status */ - pos += seq_printf(s, "DMA engine status\n"); - pos += seq_printf(s, "\tChannel number: %d\n", num_dma_channels); + seq_puts(s, "DMA engine status\n"); + seq_printf(s, "\tChannel number: %d\n", num_dma_channels); - return pos; + return 0; } #define DBGFS_FUNC_DECL(name) \ diff --git a/arch/arm/plat-samsung/include/plat/pm.h b/arch/arm/plat-samsung/include/plat/pm.h index e17d871..7f415ce 100644 --- a/arch/arm/plat-samsung/include/plat/pm.h +++ b/arch/arm/plat-samsung/include/plat/pm.h @@ -43,7 +43,11 @@ extern unsigned long s3c_irqwake_eintmask; /* IRQ masks for IRQs allowed to go to sleep (see irq.c) */ extern unsigned long s3c_irqwake_intallow; +#ifdef CONFIG_PM_SLEEP extern unsigned long s3c_irqwake_eintallow; +#else +#define s3c_irqwake_eintallow 0 +#endif /* per-cpu sleep functions */ @@ -58,16 +62,20 @@ extern unsigned long s3c_pm_flags; extern int s3c2410_cpu_suspend(unsigned long); -#ifdef CONFIG_SAMSUNG_PM +#ifdef CONFIG_PM_SLEEP extern int s3c_irq_wake(struct irq_data *data, unsigned int state); -extern int s3c_irqext_wake(struct irq_data *data, unsigned int state); extern void s3c_cpu_resume(void); #else #define s3c_irq_wake NULL -#define s3c_irqext_wake NULL #define s3c_cpu_resume NULL #endif +#ifdef CONFIG_SAMSUNG_PM +extern int s3c_irqext_wake(struct irq_data *data, unsigned int state); +#else +#define s3c_irqext_wake NULL +#endif + #ifdef CONFIG_S3C_PM_DEBUG_LED_SMDK /** * s3c_pm_debug_smdkled() - Debug PM suspend/resume via SMDK Board LEDs diff --git a/arch/arm/plat-samsung/pm-debug.c b/arch/arm/plat-samsung/pm-debug.c index 3960960..64e15da 100644 --- a/arch/arm/plat-samsung/pm-debug.c +++ b/arch/arm/plat-samsung/pm-debug.c @@ -23,6 +23,7 @@ #include <plat/pm-common.h> #ifdef CONFIG_SAMSUNG_ATAGS +#include <plat/pm.h> #include <mach/pm-core.h> #else static inline void s3c_pm_debug_init_uart(void) {} diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c index f8c0f97..82777c6 100644 --- a/arch/arm/plat-samsung/pm.c +++ b/arch/arm/plat-samsung/pm.c @@ -65,26 +65,6 @@ int s3c_irqext_wake(struct irq_data *data, unsigned int state) return 0; } -/* s3c2410_pm_show_resume_irqs - * - * print any IRQs asserted at resume time (ie, we woke from) -*/ -static void __maybe_unused s3c_pm_show_resume_irqs(int start, - unsigned long which, - unsigned long mask) -{ - int i; - - which &= ~mask; - - for (i = 0; i <= 31; i++) { - if (which & (1L<<i)) { - S3C_PMDBG("IRQ %d asserted at resume\n", start+i); - } - } -} - - void (*pm_cpu_prep)(void); int (*pm_cpu_sleep)(unsigned long); diff --git a/arch/arm/vdso/.gitignore b/arch/arm/vdso/.gitignore new file mode 100644 index 0000000..f8b69d8 --- /dev/null +++ b/arch/arm/vdso/.gitignore @@ -0,0 +1 @@ +vdso.lds diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile new file mode 100644 index 0000000..bab0a8b --- /dev/null +++ b/arch/arm/vdso/Makefile @@ -0,0 +1,74 @@ +hostprogs-y := vdsomunge + +obj-vdso := vgettimeofday.o datapage.o + +# Build rules +targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.so.raw vdso.lds +obj-vdso := $(addprefix $(obj)/, $(obj-vdso)) + +ccflags-y := -shared -fPIC -fno-common -fno-builtin -fno-stack-protector +ccflags-y += -nostdlib -Wl,-soname=linux-vdso.so.1 -DDISABLE_BRANCH_PROFILING +ccflags-y += -Wl,--no-undefined $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) + +obj-y += vdso.o +extra-y += vdso.lds +CPPFLAGS_vdso.lds += -P -C -U$(ARCH) + +CFLAGS_REMOVE_vdso.o = -pg + +# Force -O2 to avoid libgcc dependencies +CFLAGS_REMOVE_vgettimeofday.o = -pg -Os +CFLAGS_vgettimeofday.o = -O2 + +# Disable gcov profiling for VDSO code +GCOV_PROFILE := n + +# Force dependency +$(obj)/vdso.o : $(obj)/vdso.so + +# Link rule for the .so file +$(obj)/vdso.so.raw: $(src)/vdso.lds $(obj-vdso) FORCE + $(call if_changed,vdsold) + +$(obj)/vdso.so.dbg: $(obj)/vdso.so.raw $(obj)/vdsomunge FORCE + $(call if_changed,vdsomunge) + +# Strip rule for the .so file +$(obj)/%.so: OBJCOPYFLAGS := -S +$(obj)/%.so: $(obj)/%.so.dbg FORCE + $(call if_changed,objcopy) + +# Actual build commands +quiet_cmd_vdsold = VDSO $@ + cmd_vdsold = $(CC) $(c_flags) -Wl,-T $(filter %.lds,$^) $(filter %.o,$^) \ + $(call cc-ldoption, -Wl$(comma)--build-id) \ + -Wl,-Bsymbolic -Wl,-z,max-page-size=4096 \ + -Wl,-z,common-page-size=4096 -o $@ + +quiet_cmd_vdsomunge = MUNGE $@ + cmd_vdsomunge = $(objtree)/$(obj)/vdsomunge $< $@ + +# +# Install the unstripped copy of vdso.so.dbg. If our toolchain +# supports build-id, install .build-id links as well. +# +# Cribbed from arch/x86/vdso/Makefile. +# +quiet_cmd_vdso_install = INSTALL $< +define cmd_vdso_install + cp $< "$(MODLIB)/vdso/vdso.so"; \ + if readelf -n $< | grep -q 'Build ID'; then \ + buildid=`readelf -n $< |grep 'Build ID' |sed -e 's/^.*Build ID: \(.*\)$$/\1/'`; \ + first=`echo $$buildid | cut -b-2`; \ + last=`echo $$buildid | cut -b3-`; \ + mkdir -p "$(MODLIB)/vdso/.build-id/$$first"; \ + ln -sf "../../vdso.so" "$(MODLIB)/vdso/.build-id/$$first/$$last.debug"; \ + fi +endef + +$(MODLIB)/vdso: FORCE + @mkdir -p $(MODLIB)/vdso + +PHONY += vdso_install +vdso_install: $(obj)/vdso.so.dbg $(MODLIB)/vdso FORCE + $(call cmd,vdso_install) diff --git a/arch/arm/vdso/datapage.S b/arch/arm/vdso/datapage.S new file mode 100644 index 0000000..a2e6036 --- /dev/null +++ b/arch/arm/vdso/datapage.S @@ -0,0 +1,15 @@ +#include <linux/linkage.h> +#include <asm/asm-offsets.h> + + .align 2 +.L_vdso_data_ptr: + .long _start - . - VDSO_DATA_SIZE + +ENTRY(__get_datapage) + .fnstart + adr r0, .L_vdso_data_ptr + ldr r1, [r0] + add r0, r0, r1 + bx lr + .fnend +ENDPROC(__get_datapage) diff --git a/arch/arm/vdso/vdso.S b/arch/arm/vdso/vdso.S new file mode 100644 index 0000000..b2b97e3 --- /dev/null +++ b/arch/arm/vdso/vdso.S @@ -0,0 +1,35 @@ +/* + * Adapted from arm64 version. + * + * Copyright (C) 2012 ARM Limited + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * Author: Will Deacon <will.deacon@arm.com> + */ + +#include <linux/init.h> +#include <linux/linkage.h> +#include <linux/const.h> +#include <asm/page.h> + + __PAGE_ALIGNED_DATA + + .globl vdso_start, vdso_end + .balign PAGE_SIZE +vdso_start: + .incbin "arch/arm/vdso/vdso.so" + .balign PAGE_SIZE +vdso_end: + + .previous diff --git a/arch/arm/vdso/vdso.lds.S b/arch/arm/vdso/vdso.lds.S new file mode 100644 index 0000000..89ca89f --- /dev/null +++ b/arch/arm/vdso/vdso.lds.S @@ -0,0 +1,87 @@ +/* + * Adapted from arm64 version. + * + * GNU linker script for the VDSO library. + * + * Copyright (C) 2012 ARM Limited + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * Author: Will Deacon <will.deacon@arm.com> + * Heavily based on the vDSO linker scripts for other archs. + */ + +#include <linux/const.h> +#include <asm/page.h> +#include <asm/vdso.h> + +OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm") +OUTPUT_ARCH(arm) + +SECTIONS +{ + PROVIDE(_start = .); + + . = SIZEOF_HEADERS; + + .hash : { *(.hash) } :text + .gnu.hash : { *(.gnu.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .gnu.version : { *(.gnu.version) } + .gnu.version_d : { *(.gnu.version_d) } + .gnu.version_r : { *(.gnu.version_r) } + + .note : { *(.note.*) } :text :note + + + .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr + .eh_frame : { KEEP (*(.eh_frame)) } :text + + .dynamic : { *(.dynamic) } :text :dynamic + + .rodata : { *(.rodata*) } :text + + .text : { *(.text*) } :text =0xe7f001f2 + + .got : { *(.got) } + .rel.plt : { *(.rel.plt) } + + /DISCARD/ : { + *(.note.GNU-stack) + *(.data .data.* .gnu.linkonce.d.* .sdata*) + *(.bss .sbss .dynbss .dynsbss) + } +} + +/* + * We must supply the ELF program headers explicitly to get just one + * PT_LOAD segment, and set the flags explicitly to make segments read-only. + */ +PHDRS +{ + text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */ + dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ + note PT_NOTE FLAGS(4); /* PF_R */ + eh_frame_hdr PT_GNU_EH_FRAME; +} + +VERSION +{ + LINUX_2.6 { + global: + __vdso_clock_gettime; + __vdso_gettimeofday; + local: *; + }; +} diff --git a/arch/arm/vdso/vdsomunge.c b/arch/arm/vdso/vdsomunge.c new file mode 100644 index 0000000..9005b07 --- /dev/null +++ b/arch/arm/vdso/vdsomunge.c @@ -0,0 +1,201 @@ +/* + * Copyright 2015 Mentor Graphics Corporation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; version 2 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * + * vdsomunge - Host program which produces a shared object + * architecturally specified to be usable by both soft- and hard-float + * programs. + * + * The Procedure Call Standard for the ARM Architecture (ARM IHI + * 0042E) says: + * + * 6.4.1 VFP and Base Standard Compatibility + * + * Code compiled for the VFP calling standard is compatible with + * the base standard (and vice-versa) if no floating-point or + * containerized vector arguments or results are used. + * + * And ELF for the ARM Architecture (ARM IHI 0044E) (Table 4-2) says: + * + * If both EF_ARM_ABI_FLOAT_XXXX bits are clear, conformance to the + * base procedure-call standard is implied. + * + * The VDSO is built with -msoft-float, as with the rest of the ARM + * kernel, and uses no floating point arguments or results. The build + * process will produce a shared object that may or may not have the + * EF_ARM_ABI_FLOAT_SOFT flag set (it seems to depend on the binutils + * version; binutils starting with 2.24 appears to set it). The + * EF_ARM_ABI_FLOAT_HARD flag should definitely not be set, and this + * program will error out if it is. + * + * If the soft-float flag is set, this program clears it. That's all + * it does. + */ + +#define _GNU_SOURCE + +#include <byteswap.h> +#include <elf.h> +#include <errno.h> +#include <error.h> +#include <fcntl.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/mman.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <unistd.h> + +#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ +#define HOST_ORDER ELFDATA2LSB +#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ +#define HOST_ORDER ELFDATA2MSB +#endif + +/* Some of the ELF constants we'd like to use were added to <elf.h> + * relatively recently. + */ +#ifndef EF_ARM_EABI_VER5 +#define EF_ARM_EABI_VER5 0x05000000 +#endif + +#ifndef EF_ARM_ABI_FLOAT_SOFT +#define EF_ARM_ABI_FLOAT_SOFT 0x200 +#endif + +#ifndef EF_ARM_ABI_FLOAT_HARD +#define EF_ARM_ABI_FLOAT_HARD 0x400 +#endif + +static const char *outfile; + +static void cleanup(void) +{ + if (error_message_count > 0 && outfile != NULL) + unlink(outfile); +} + +static Elf32_Word read_elf_word(Elf32_Word word, bool swap) +{ + return swap ? bswap_32(word) : word; +} + +static Elf32_Half read_elf_half(Elf32_Half half, bool swap) +{ + return swap ? bswap_16(half) : half; +} + +static void write_elf_word(Elf32_Word val, Elf32_Word *dst, bool swap) +{ + *dst = swap ? bswap_32(val) : val; +} + +int main(int argc, char **argv) +{ + const Elf32_Ehdr *inhdr; + bool clear_soft_float; + const char *infile; + Elf32_Word e_flags; + const void *inbuf; + struct stat stat; + void *outbuf; + bool swap; + int outfd; + int infd; + + atexit(cleanup); + + if (argc != 3) + error(EXIT_FAILURE, 0, "Usage: %s [infile] [outfile]", argv[0]); + + infile = argv[1]; + outfile = argv[2]; + + infd = open(infile, O_RDONLY); + if (infd < 0) + error(EXIT_FAILURE, errno, "Cannot open %s", infile); + + if (fstat(infd, &stat) != 0) + error(EXIT_FAILURE, errno, "Failed stat for %s", infile); + + inbuf = mmap(NULL, stat.st_size, PROT_READ, MAP_PRIVATE, infd, 0); + if (inbuf == MAP_FAILED) + error(EXIT_FAILURE, errno, "Failed to map %s", infile); + + close(infd); + + inhdr = inbuf; + + if (memcmp(&inhdr->e_ident, ELFMAG, SELFMAG) != 0) + error(EXIT_FAILURE, 0, "Not an ELF file"); + + if (inhdr->e_ident[EI_CLASS] != ELFCLASS32) + error(EXIT_FAILURE, 0, "Unsupported ELF class"); + + swap = inhdr->e_ident[EI_DATA] != HOST_ORDER; + + if (read_elf_half(inhdr->e_type, swap) != ET_DYN) + error(EXIT_FAILURE, 0, "Not a shared object"); + + if (read_elf_half(inhdr->e_machine, swap) != EM_ARM) { + error(EXIT_FAILURE, 0, "Unsupported architecture %#x", + inhdr->e_machine); + } + + e_flags = read_elf_word(inhdr->e_flags, swap); + + if (EF_ARM_EABI_VERSION(e_flags) != EF_ARM_EABI_VER5) { + error(EXIT_FAILURE, 0, "Unsupported EABI version %#x", + EF_ARM_EABI_VERSION(e_flags)); + } + + if (e_flags & EF_ARM_ABI_FLOAT_HARD) + error(EXIT_FAILURE, 0, + "Unexpected hard-float flag set in e_flags"); + + clear_soft_float = !!(e_flags & EF_ARM_ABI_FLOAT_SOFT); + + outfd = open(outfile, O_RDWR | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR); + if (outfd < 0) + error(EXIT_FAILURE, errno, "Cannot open %s", outfile); + + if (ftruncate(outfd, stat.st_size) != 0) + error(EXIT_FAILURE, errno, "Cannot truncate %s", outfile); + + outbuf = mmap(NULL, stat.st_size, PROT_READ | PROT_WRITE, MAP_SHARED, + outfd, 0); + if (outbuf == MAP_FAILED) + error(EXIT_FAILURE, errno, "Failed to map %s", outfile); + + close(outfd); + + memcpy(outbuf, inbuf, stat.st_size); + + if (clear_soft_float) { + Elf32_Ehdr *outhdr; + + outhdr = outbuf; + e_flags &= ~EF_ARM_ABI_FLOAT_SOFT; + write_elf_word(e_flags, &outhdr->e_flags, swap); + } + + if (msync(outbuf, stat.st_size, MS_SYNC) != 0) + error(EXIT_FAILURE, errno, "Failed to sync %s", outfile); + + return EXIT_SUCCESS; +} diff --git a/arch/arm/vdso/vgettimeofday.c b/arch/arm/vdso/vgettimeofday.c new file mode 100644 index 0000000..79214d5 --- /dev/null +++ b/arch/arm/vdso/vgettimeofday.c @@ -0,0 +1,282 @@ +/* + * Copyright 2015 Mentor Graphics Corporation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; version 2 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/compiler.h> +#include <linux/hrtimer.h> +#include <linux/time.h> +#include <asm/arch_timer.h> +#include <asm/barrier.h> +#include <asm/bug.h> +#include <asm/page.h> +#include <asm/unistd.h> +#include <asm/vdso_datapage.h> + +#ifndef CONFIG_AEABI +#error This code depends on AEABI system call conventions +#endif + +extern struct vdso_data *__get_datapage(void); + +static notrace u32 __vdso_read_begin(const struct vdso_data *vdata) +{ + u32 seq; +repeat: + seq = ACCESS_ONCE(vdata->seq_count); + if (seq & 1) { + cpu_relax(); + goto repeat; + } + return seq; +} + +static notrace u32 vdso_read_begin(const struct vdso_data *vdata) +{ + u32 seq; + + seq = __vdso_read_begin(vdata); + + smp_rmb(); /* Pairs with smp_wmb in vdso_write_end */ + return seq; +} + +static notrace int vdso_read_retry(const struct vdso_data *vdata, u32 start) +{ + smp_rmb(); /* Pairs with smp_wmb in vdso_write_begin */ + return vdata->seq_count != start; +} + +static notrace long clock_gettime_fallback(clockid_t _clkid, + struct timespec *_ts) +{ + register struct timespec *ts asm("r1") = _ts; + register clockid_t clkid asm("r0") = _clkid; + register long ret asm ("r0"); + register long nr asm("r7") = __NR_clock_gettime; + + asm volatile( + " swi #0\n" + : "=r" (ret) + : "r" (clkid), "r" (ts), "r" (nr) + : "memory"); + + return ret; +} + +static notrace int do_realtime_coarse(struct timespec *ts, + struct vdso_data *vdata) +{ + u32 seq; + + do { + seq = vdso_read_begin(vdata); + + ts->tv_sec = vdata->xtime_coarse_sec; + ts->tv_nsec = vdata->xtime_coarse_nsec; + + } while (vdso_read_retry(vdata, seq)); + + return 0; +} + +static notrace int do_monotonic_coarse(struct timespec *ts, + struct vdso_data *vdata) +{ + struct timespec tomono; + u32 seq; + + do { + seq = vdso_read_begin(vdata); + + ts->tv_sec = vdata->xtime_coarse_sec; + ts->tv_nsec = vdata->xtime_coarse_nsec; + + tomono.tv_sec = vdata->wtm_clock_sec; + tomono.tv_nsec = vdata->wtm_clock_nsec; + + } while (vdso_read_retry(vdata, seq)); + + ts->tv_sec += tomono.tv_sec; + timespec_add_ns(ts, tomono.tv_nsec); + + return 0; +} + +#ifdef CONFIG_ARM_ARCH_TIMER + +static notrace u64 get_ns(struct vdso_data *vdata) +{ + u64 cycle_delta; + u64 cycle_now; + u64 nsec; + + cycle_now = arch_counter_get_cntvct(); + + cycle_delta = (cycle_now - vdata->cs_cycle_last) & vdata->cs_mask; + + nsec = (cycle_delta * vdata->cs_mult) + vdata->xtime_clock_snsec; + nsec >>= vdata->cs_shift; + + return nsec; +} + +static notrace int do_realtime(struct timespec *ts, struct vdso_data *vdata) +{ + u64 nsecs; + u32 seq; + + do { + seq = vdso_read_begin(vdata); + + if (!vdata->tk_is_cntvct) + return -1; + + ts->tv_sec = vdata->xtime_clock_sec; + nsecs = get_ns(vdata); + + } while (vdso_read_retry(vdata, seq)); + + ts->tv_nsec = 0; + timespec_add_ns(ts, nsecs); + + return 0; +} + +static notrace int do_monotonic(struct timespec *ts, struct vdso_data *vdata) +{ + struct timespec tomono; + u64 nsecs; + u32 seq; + + do { + seq = vdso_read_begin(vdata); + + if (!vdata->tk_is_cntvct) + return -1; + + ts->tv_sec = vdata->xtime_clock_sec; + nsecs = get_ns(vdata); + + tomono.tv_sec = vdata->wtm_clock_sec; + tomono.tv_nsec = vdata->wtm_clock_nsec; + + } while (vdso_read_retry(vdata, seq)); + + ts->tv_sec += tomono.tv_sec; + ts->tv_nsec = 0; + timespec_add_ns(ts, nsecs + tomono.tv_nsec); + + return 0; +} + +#else /* CONFIG_ARM_ARCH_TIMER */ + +static notrace int do_realtime(struct timespec *ts, struct vdso_data *vdata) +{ + return -1; +} + +static notrace int do_monotonic(struct timespec *ts, struct vdso_data *vdata) +{ + return -1; +} + +#endif /* CONFIG_ARM_ARCH_TIMER */ + +notrace int __vdso_clock_gettime(clockid_t clkid, struct timespec *ts) +{ + struct vdso_data *vdata; + int ret = -1; + + vdata = __get_datapage(); + + switch (clkid) { + case CLOCK_REALTIME_COARSE: + ret = do_realtime_coarse(ts, vdata); + break; + case CLOCK_MONOTONIC_COARSE: + ret = do_monotonic_coarse(ts, vdata); + break; + case CLOCK_REALTIME: + ret = do_realtime(ts, vdata); + break; + case CLOCK_MONOTONIC: + ret = do_monotonic(ts, vdata); + break; + default: + break; + } + + if (ret) + ret = clock_gettime_fallback(clkid, ts); + + return ret; +} + +static notrace long gettimeofday_fallback(struct timeval *_tv, + struct timezone *_tz) +{ + register struct timezone *tz asm("r1") = _tz; + register struct timeval *tv asm("r0") = _tv; + register long ret asm ("r0"); + register long nr asm("r7") = __NR_gettimeofday; + + asm volatile( + " swi #0\n" + : "=r" (ret) + : "r" (tv), "r" (tz), "r" (nr) + : "memory"); + + return ret; +} + +notrace int __vdso_gettimeofday(struct timeval *tv, struct timezone *tz) +{ + struct timespec ts; + struct vdso_data *vdata; + int ret; + + vdata = __get_datapage(); + + ret = do_realtime(&ts, vdata); + if (ret) + return gettimeofday_fallback(tv, tz); + + if (tv) { + tv->tv_sec = ts.tv_sec; + tv->tv_usec = ts.tv_nsec / 1000; + } + if (tz) { + tz->tz_minuteswest = vdata->tz_minuteswest; + tz->tz_dsttime = vdata->tz_dsttime; + } + + return ret; +} + +/* Avoid unresolved references emitted by GCC */ + +void __aeabi_unwind_cpp_pr0(void) +{ +} + +void __aeabi_unwind_cpp_pr1(void) +{ +} + +void __aeabi_unwind_cpp_pr2(void) +{ +} diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index 263a204..224081c 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -53,105 +53,33 @@ EXPORT_SYMBOL_GPL(xen_platform_pci_unplug); static __read_mostly int xen_events_irq = -1; -/* map fgmfn of domid to lpfn in the current domain */ -static int map_foreign_page(unsigned long lpfn, unsigned long fgmfn, - unsigned int domid) +int xen_remap_domain_mfn_array(struct vm_area_struct *vma, + unsigned long addr, + xen_pfn_t *mfn, int nr, + int *err_ptr, pgprot_t prot, + unsigned domid, + struct page **pages) { - int rc; - struct xen_add_to_physmap_range xatp = { - .domid = DOMID_SELF, - .foreign_domid = domid, - .size = 1, - .space = XENMAPSPACE_gmfn_foreign, - }; - xen_ulong_t idx = fgmfn; - xen_pfn_t gpfn = lpfn; - int err = 0; - - set_xen_guest_handle(xatp.idxs, &idx); - set_xen_guest_handle(xatp.gpfns, &gpfn); - set_xen_guest_handle(xatp.errs, &err); - - rc = HYPERVISOR_memory_op(XENMEM_add_to_physmap_range, &xatp); - if (rc || err) { - pr_warn("Failed to map pfn to mfn rc:%d:%d pfn:%lx mfn:%lx\n", - rc, err, lpfn, fgmfn); - return 1; - } - return 0; -} - -struct remap_data { - xen_pfn_t fgmfn; /* foreign domain's gmfn */ - pgprot_t prot; - domid_t domid; - struct vm_area_struct *vma; - int index; - struct page **pages; - struct xen_remap_mfn_info *info; -}; - -static int remap_pte_fn(pte_t *ptep, pgtable_t token, unsigned long addr, - void *data) -{ - struct remap_data *info = data; - struct page *page = info->pages[info->index++]; - unsigned long pfn = page_to_pfn(page); - pte_t pte = pte_mkspecial(pfn_pte(pfn, info->prot)); - - if (map_foreign_page(pfn, info->fgmfn, info->domid)) - return -EFAULT; - set_pte_at(info->vma->vm_mm, addr, ptep, pte); - - return 0; + return xen_xlate_remap_gfn_array(vma, addr, mfn, nr, err_ptr, + prot, domid, pages); } +EXPORT_SYMBOL_GPL(xen_remap_domain_mfn_array); +/* Not used by XENFEAT_auto_translated guests. */ int xen_remap_domain_mfn_range(struct vm_area_struct *vma, - unsigned long addr, - xen_pfn_t mfn, int nr, - pgprot_t prot, unsigned domid, - struct page **pages) + unsigned long addr, + xen_pfn_t mfn, int nr, + pgprot_t prot, unsigned domid, + struct page **pages) { - int err; - struct remap_data data; - - /* TBD: Batching, current sole caller only does page at a time */ - if (nr > 1) - return -EINVAL; - - data.fgmfn = mfn; - data.prot = prot; - data.domid = domid; - data.vma = vma; - data.index = 0; - data.pages = pages; - err = apply_to_page_range(vma->vm_mm, addr, nr << PAGE_SHIFT, - remap_pte_fn, &data); - return err; + return -ENOSYS; } EXPORT_SYMBOL_GPL(xen_remap_domain_mfn_range); int xen_unmap_domain_mfn_range(struct vm_area_struct *vma, int nr, struct page **pages) { - int i; - - for (i = 0; i < nr; i++) { - struct xen_remove_from_physmap xrp; - unsigned long rc, pfn; - - pfn = page_to_pfn(pages[i]); - - xrp.domid = DOMID_SELF; - xrp.gpfn = pfn; - rc = HYPERVISOR_memory_op(XENMEM_remove_from_physmap, &xrp); - if (rc) { - pr_warn("Failed to unmap pfn:%lx rc:%ld\n", - pfn, rc); - return rc; - } - } - return 0; + return xen_xlate_unmap_gfn_range(vma, nr, pages); } EXPORT_SYMBOL_GPL(xen_unmap_domain_mfn_range); |
