diff options
Diffstat (limited to 'arch')
583 files changed, 12027 insertions, 5443 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index dfeca55..b163962 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -279,6 +279,7 @@ config ARCH_INTEGRATOR select ICST select GENERIC_CLOCKEVENTS select PLAT_VERSATILE + select PLAT_VERSATILE_CLOCK select PLAT_VERSATILE_FPGA_IRQ select NEED_MACH_IO_H select NEED_MACH_MEMORY_H @@ -296,6 +297,7 @@ config ARCH_REALVIEW select GENERIC_CLOCKEVENTS select ARCH_WANT_OPTIONAL_GPIOLIB select PLAT_VERSATILE + select PLAT_VERSATILE_CLOCK select PLAT_VERSATILE_CLCD select ARM_TIMER_SP804 select GPIO_PL061 if GPIOLIB @@ -314,6 +316,7 @@ config ARCH_VERSATILE select ARCH_WANT_OPTIONAL_GPIOLIB select NEED_MACH_IO_H if PCI select PLAT_VERSATILE + select PLAT_VERSATILE_CLOCK select PLAT_VERSATILE_CLCD select PLAT_VERSATILE_FPGA_IRQ select ARM_TIMER_SP804 @@ -326,7 +329,7 @@ config ARCH_VEXPRESS select ARM_AMBA select ARM_TIMER_SP804 select CLKDEV_LOOKUP - select HAVE_MACH_CLKDEV + select COMMON_CLK select GENERIC_CLOCKEVENTS select HAVE_CLK select HAVE_PATA_PLATFORM @@ -334,6 +337,7 @@ config ARCH_VEXPRESS select NO_IOPORT select PLAT_VERSATILE select PLAT_VERSATILE_CLCD + select REGULATOR_FIXED_VOLTAGE if REGULATOR help This enables support for the ARM Ltd Versatile Express boards. @@ -598,6 +602,7 @@ config ARCH_LPC32XX select CLKDEV_LOOKUP select GENERIC_CLOCKEVENTS select USE_OF + select HAVE_PWM help Support for the NXP LPC32XX family of processors @@ -689,6 +694,7 @@ config ARCH_PICOXCELL select ARM_VIC select CPU_V6K select DW_APB_TIMER + select DW_APB_TIMER_OF select GENERIC_CLOCKEVENTS select GENERIC_GPIO select HAVE_TCM @@ -944,7 +950,7 @@ config ARCH_NOMADIK select ARM_AMBA select ARM_VIC select CPU_ARM926T - select CLKDEV_LOOKUP + select COMMON_CLK select GENERIC_CLOCKEVENTS select PINCTRL select MIGHT_HAVE_CACHE_L2X0 @@ -967,6 +973,7 @@ config ARCH_DAVINCI config ARCH_OMAP bool "TI OMAP" + depends on MMU select HAVE_CLK select ARCH_REQUIRE_GPIOLIB select ARCH_HAS_CPUFREQ @@ -1054,8 +1061,6 @@ source "arch/arm/mach-kirkwood/Kconfig" source "arch/arm/mach-ks8695/Kconfig" -source "arch/arm/mach-lpc32xx/Kconfig" - source "arch/arm/mach-msm/Kconfig" source "arch/arm/mach-mv78xx0/Kconfig" diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 01a1341..a03b5a7 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -310,6 +310,32 @@ choice The uncompressor code port configuration is now handled by CONFIG_S3C_LOWLEVEL_UART_PORT. + config DEBUG_VEXPRESS_UART0_DETECT + bool "Autodetect UART0 on Versatile Express Cortex-A core tiles" + depends on ARCH_VEXPRESS && CPU_CP15_MMU + help + This option enables a simple heuristic which tries to determine + the motherboard's memory map variant (original or RS1) and then + choose the relevant UART0 base address. + + Note that this will only work with standard A-class core tiles, + and may fail with non-standard SMM or custom software models. + + config DEBUG_VEXPRESS_UART0_CA9 + bool "Use PL011 UART0 at 0x10009000 (V2P-CA9 core tile)" + depends on ARCH_VEXPRESS + help + This option selects UART0 at 0x10009000. Except for custom models, + this applies only to the V2P-CA9 tile. + + config DEBUG_VEXPRESS_UART0_RS1 + bool "Use PL011 UART0 at 0x1c090000 (RS1 complaint tiles)" + depends on ARCH_VEXPRESS + help + This option selects UART0 at 0x1c090000. This applies to most + of the tiles using the RS1 memory map, including all new A-class + core tiles, FPGA-based SMMs and software models. + config DEBUG_LL_UART_NONE bool "No low-level debugging UART" help diff --git a/arch/arm/boot/dts/aks-cdu.dts b/arch/arm/boot/dts/aks-cdu.dts new file mode 100644 index 0000000..29b9f15 --- /dev/null +++ b/arch/arm/boot/dts/aks-cdu.dts @@ -0,0 +1,113 @@ +/* + * aks-cdu.dts - Device Tree file for AK signal CDU + * + * Copyright (C) 2012 AK signal Brno a.s. + * 2012 Jiri Prchal <jiri.prchal@aksignal.cz> + * + * Licensed under GPLv2 or later. + */ + +/dts-v1/; + +/include/ "ge863-pro3.dtsi" + +/ { + chosen { + bootargs = "console=ttyS0,115200 ubi.mtd=4 root=ubi0:rootfs rootfstype=ubifs"; + }; + + ahb { + apb { + usart0: serial@fffb0000 { + status = "okay"; + }; + + usart1: serial@fffb4000 { + status = "okay"; + linux,rs485-enabled-at-boot-time; + rs485-rts-delay = <0 0>; + }; + + usart2: serial@fffb8000 { + status = "okay"; + linux,rs485-enabled-at-boot-time; + rs485-rts-delay = <0 0>; + }; + + usart3: serial@fffd0000 { + status = "okay"; + linux,rs485-enabled-at-boot-time; + rs485-rts-delay = <0 0>; + }; + + macb0: ethernet@fffc4000 { + phy-mode = "rmii"; + status = "okay"; + }; + + usb1: gadget@fffa4000 { + atmel,vbus-gpio = <&pioC 15 0>; + status = "okay"; + }; + }; + + usb0: ohci@00500000 { + num-ports = <2>; + status = "okay"; + }; + + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "soft"; + nand-on-flash-bbt; + status = "okay"; + + bootstrap@0 { + label = "bootstrap"; + reg = <0x0 0x40000>; + }; + + uboot@40000 { + label = "uboot"; + reg = <0x40000 0x80000>; + }; + ubootenv@c0000 { + label = "ubootenv"; + reg = <0xc0000 0x40000>; + }; + kernel@100000 { + label = "kernel"; + reg = <0x100000 0x400000>; + }; + rootfs@500000 { + label = "rootfs"; + reg = <0x500000 0x7b00000>; + }; + }; + }; + + leds { + compatible = "gpio-leds"; + + red { + gpios = <&pioC 10 0>; + linux,default-trigger = "none"; + }; + + green { + gpios = <&pioA 5 1>; + linux,default-trigger = "none"; + default-state = "on"; + }; + + yellow { + gpios = <&pioB 20 1>; + linux,default-trigger = "none"; + }; + + blue { + gpios = <&pioB 21 1>; + linux,default-trigger = "none"; + }; + }; +}; diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts new file mode 100644 index 0000000..a9af4db --- /dev/null +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * 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. + */ +/dts-v1/; + +/include/ "am33xx.dtsi" + +/ { + model = "TI AM335x BeagleBone"; + compatible = "ti,am335x-bone", "ti,am33xx"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; /* 256 MB */ + }; +}; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts new file mode 100644 index 0000000..d6a97d9 --- /dev/null +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * 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. + */ +/dts-v1/; + +/include/ "am33xx.dtsi" + +/ { + model = "TI AM335x EVM"; + compatible = "ti,am335x-evm", "ti,am33xx"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; /* 256 MB */ + }; +}; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi new file mode 100644 index 0000000..59509c4 --- /dev/null +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -0,0 +1,158 @@ +/* + * Device Tree Source for AM33XX SoC + * + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.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. + */ + +/include/ "skeleton.dtsi" + +/ { + compatible = "ti,am33xx"; + + aliases { + serial0 = &uart1; + serial1 = &uart2; + serial2 = &uart3; + serial3 = &uart4; + serial4 = &uart5; + serial5 = &uart6; + }; + + cpus { + cpu@0 { + compatible = "arm,cortex-a8"; + }; + }; + + /* + * The soc node represents the soc top level view. It is uses for IPs + * that are not memory mapped in the MPU view or for the MPU itself. + */ + soc { + compatible = "ti,omap-infra"; + mpu { + compatible = "ti,omap3-mpu"; + ti,hwmods = "mpu"; + }; + }; + + /* + * XXX: Use a flat representation of the AM33XX interconnect. + * The real AM33XX interconnect network is quite complex.Since + * that will not bring real advantage to represent that in DT + * for the moment, just use a fake OCP bus entry to represent + * the whole bus hierarchy. + */ + ocp { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + ti,hwmods = "l3_main"; + + intc: interrupt-controller@48200000 { + compatible = "ti,omap2-intc"; + interrupt-controller; + #interrupt-cells = <1>; + ti,intc-size = <128>; + reg = <0x48200000 0x1000>; + }; + + gpio1: gpio@44e07000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio1"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio2: gpio@4804C000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio2"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio3: gpio@481AC000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio3"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio4: gpio@481AE000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio4"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + uart1: serial@44E09000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart1"; + clock-frequency = <48000000>; + }; + + uart2: serial@48022000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart2"; + clock-frequency = <48000000>; + }; + + uart3: serial@48024000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart3"; + clock-frequency = <48000000>; + }; + + uart4: serial@481A6000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart4"; + clock-frequency = <48000000>; + }; + + uart5: serial@481A8000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart5"; + clock-frequency = <48000000>; + }; + + uart6: serial@481AA000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart6"; + clock-frequency = <48000000>; + }; + + i2c1: i2c@44E0B000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c1"; + }; + + i2c2: i2c@4802A000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c2"; + }; + + i2c3: i2c@4819C000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c3"; + }; + }; +}; diff --git a/arch/arm/boot/dts/am3517-evm.dts b/arch/arm/boot/dts/am3517-evm.dts new file mode 100644 index 0000000..474f760 --- /dev/null +++ b/arch/arm/boot/dts/am3517-evm.dts @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * 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. + */ +/dts-v1/; + +/include/ "omap3.dtsi" + +/ { + model = "TI AM3517 EVM (AM3517/05)"; + compatible = "ti,am3517-evm", "ti,omap3"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; /* 256 MB */ + }; +}; + +&i2c1 { + clock-frequency = <400000>; +}; + +&i2c2 { + clock-frequency = <400000>; +}; + +&i2c3 { + clock-frequency = <400000>; +}; diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi index f449efc..66389c1 100644 --- a/arch/arm/boot/dts/at91sam9260.dtsi +++ b/arch/arm/boot/dts/at91sam9260.dtsi @@ -52,10 +52,11 @@ ranges; aic: interrupt-controller@fffff000 { - #interrupt-cells = <2>; + #interrupt-cells = <3>; compatible = "atmel,at91rm9200-aic"; interrupt-controller; reg = <0xfffff000 0x200>; + atmel,external-irqs = <29 30 31>; }; ramc0: ramc@ffffea00 { @@ -81,25 +82,25 @@ pit: timer@fffffd30 { compatible = "atmel,at91sam9260-pit"; reg = <0xfffffd30 0xf>; - interrupts = <1 4>; + interrupts = <1 4 7>; }; tcb0: timer@fffa0000 { compatible = "atmel,at91rm9200-tcb"; reg = <0xfffa0000 0x100>; - interrupts = <17 4 18 4 19 4>; + interrupts = <17 4 0 18 4 0 19 4 0>; }; tcb1: timer@fffdc000 { compatible = "atmel,at91rm9200-tcb"; reg = <0xfffdc000 0x100>; - interrupts = <26 4 27 4 28 4>; + interrupts = <26 4 0 27 4 0 28 4 0>; }; pioA: gpio@fffff400 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff400 0x100>; - interrupts = <2 4>; + interrupts = <2 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -108,7 +109,7 @@ pioB: gpio@fffff600 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff600 0x100>; - interrupts = <3 4>; + interrupts = <3 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -117,7 +118,7 @@ pioC: gpio@fffff800 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff800 0x100>; - interrupts = <4 4>; + interrupts = <4 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -126,14 +127,14 @@ dbgu: serial@fffff200 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; - interrupts = <1 4>; + interrupts = <1 4 7>; status = "disabled"; }; usart0: serial@fffb0000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffb0000 0x200>; - interrupts = <6 4>; + interrupts = <6 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -142,7 +143,7 @@ usart1: serial@fffb4000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffb4000 0x200>; - interrupts = <7 4>; + interrupts = <7 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -151,7 +152,7 @@ usart2: serial@fffb8000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffb8000 0x200>; - interrupts = <8 4>; + interrupts = <8 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -160,7 +161,7 @@ usart3: serial@fffd0000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffd0000 0x200>; - interrupts = <23 4>; + interrupts = <23 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -169,7 +170,7 @@ usart4: serial@fffd4000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffd4000 0x200>; - interrupts = <24 4>; + interrupts = <24 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -178,7 +179,7 @@ usart5: serial@fffd8000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffd8000 0x200>; - interrupts = <25 4>; + interrupts = <25 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -187,21 +188,21 @@ macb0: ethernet@fffc4000 { compatible = "cdns,at32ap7000-macb", "cdns,macb"; reg = <0xfffc4000 0x100>; - interrupts = <21 4>; + interrupts = <21 4 3>; status = "disabled"; }; usb1: gadget@fffa4000 { compatible = "atmel,at91rm9200-udc"; reg = <0xfffa4000 0x4000>; - interrupts = <10 4>; + interrupts = <10 4 2>; status = "disabled"; }; adc0: adc@fffe0000 { compatible = "atmel,at91sam9260-adc"; reg = <0xfffe0000 0x100>; - interrupts = <5 4>; + interrupts = <5 4 0>; atmel,adc-use-external-triggers; atmel,adc-channels-used = <0xf>; atmel,adc-vref = <3300>; @@ -253,7 +254,7 @@ usb0: ohci@00500000 { compatible = "atmel,at91rm9200-ohci", "usb-ohci"; reg = <0x00500000 0x100000>; - interrupts = <20 4>; + interrupts = <20 4 2>; status = "disabled"; }; }; diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi index 0209913..b460d6c 100644 --- a/arch/arm/boot/dts/at91sam9263.dtsi +++ b/arch/arm/boot/dts/at91sam9263.dtsi @@ -48,10 +48,11 @@ ranges; aic: interrupt-controller@fffff000 { - #interrupt-cells = <2>; + #interrupt-cells = <3>; compatible = "atmel,at91rm9200-aic"; interrupt-controller; reg = <0xfffff000 0x200>; + atmel,external-irqs = <30 31>; }; pmc: pmc@fffffc00 { @@ -68,13 +69,13 @@ pit: timer@fffffd30 { compatible = "atmel,at91sam9260-pit"; reg = <0xfffffd30 0xf>; - interrupts = <1 4>; + interrupts = <1 4 7>; }; tcb0: timer@fff7c000 { compatible = "atmel,at91rm9200-tcb"; reg = <0xfff7c000 0x100>; - interrupts = <19 4>; + interrupts = <19 4 0>; }; rstc@fffffd00 { @@ -90,7 +91,7 @@ pioA: gpio@fffff200 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff200 0x100>; - interrupts = <2 4>; + interrupts = <2 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -99,7 +100,7 @@ pioB: gpio@fffff400 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff400 0x100>; - interrupts = <3 4>; + interrupts = <3 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -108,7 +109,7 @@ pioC: gpio@fffff600 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff600 0x100>; - interrupts = <4 4>; + interrupts = <4 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -117,7 +118,7 @@ pioD: gpio@fffff800 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff800 0x100>; - interrupts = <4 4>; + interrupts = <4 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -126,7 +127,7 @@ pioE: gpio@fffffa00 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffffa00 0x100>; - interrupts = <4 4>; + interrupts = <4 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -135,14 +136,14 @@ dbgu: serial@ffffee00 { compatible = "atmel,at91sam9260-usart"; reg = <0xffffee00 0x200>; - interrupts = <1 4>; + interrupts = <1 4 7>; status = "disabled"; }; usart0: serial@fff8c000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfff8c000 0x200>; - interrupts = <7 4>; + interrupts = <7 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -151,7 +152,7 @@ usart1: serial@fff90000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfff90000 0x200>; - interrupts = <8 4>; + interrupts = <8 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -160,7 +161,7 @@ usart2: serial@fff94000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfff94000 0x200>; - interrupts = <9 4>; + interrupts = <9 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -169,14 +170,14 @@ macb0: ethernet@fffbc000 { compatible = "cdns,at32ap7000-macb", "cdns,macb"; reg = <0xfffbc000 0x100>; - interrupts = <21 4>; + interrupts = <21 4 3>; status = "disabled"; }; usb1: gadget@fff78000 { compatible = "atmel,at91rm9200-udc"; reg = <0xfff78000 0x4000>; - interrupts = <24 4>; + interrupts = <24 4 2>; status = "disabled"; }; }; @@ -200,7 +201,7 @@ usb0: ohci@00a00000 { compatible = "atmel,at91rm9200-ohci", "usb-ohci"; reg = <0x00a00000 0x100000>; - interrupts = <29 4>; + interrupts = <29 4 2>; status = "disabled"; }; }; diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi index 7dbccaf..bafa880 100644 --- a/arch/arm/boot/dts/at91sam9g45.dtsi +++ b/arch/arm/boot/dts/at91sam9g45.dtsi @@ -53,10 +53,11 @@ ranges; aic: interrupt-controller@fffff000 { - #interrupt-cells = <2>; + #interrupt-cells = <3>; compatible = "atmel,at91rm9200-aic"; interrupt-controller; reg = <0xfffff000 0x200>; + atmel,external-irqs = <31>; }; ramc0: ramc@ffffe400 { @@ -78,7 +79,7 @@ pit: timer@fffffd30 { compatible = "atmel,at91sam9260-pit"; reg = <0xfffffd30 0xf>; - interrupts = <1 4>; + interrupts = <1 4 7>; }; @@ -90,25 +91,25 @@ tcb0: timer@fff7c000 { compatible = "atmel,at91rm9200-tcb"; reg = <0xfff7c000 0x100>; - interrupts = <18 4>; + interrupts = <18 4 0>; }; tcb1: timer@fffd4000 { compatible = "atmel,at91rm9200-tcb"; reg = <0xfffd4000 0x100>; - interrupts = <18 4>; + interrupts = <18 4 0>; }; dma: dma-controller@ffffec00 { compatible = "atmel,at91sam9g45-dma"; reg = <0xffffec00 0x200>; - interrupts = <21 4>; + interrupts = <21 4 0>; }; pioA: gpio@fffff200 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff200 0x100>; - interrupts = <2 4>; + interrupts = <2 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -117,7 +118,7 @@ pioB: gpio@fffff400 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff400 0x100>; - interrupts = <3 4>; + interrupts = <3 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -126,7 +127,7 @@ pioC: gpio@fffff600 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff600 0x100>; - interrupts = <4 4>; + interrupts = <4 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -135,7 +136,7 @@ pioD: gpio@fffff800 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff800 0x100>; - interrupts = <5 4>; + interrupts = <5 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -144,7 +145,7 @@ pioE: gpio@fffffa00 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffffa00 0x100>; - interrupts = <5 4>; + interrupts = <5 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -153,14 +154,14 @@ dbgu: serial@ffffee00 { compatible = "atmel,at91sam9260-usart"; reg = <0xffffee00 0x200>; - interrupts = <1 4>; + interrupts = <1 4 7>; status = "disabled"; }; usart0: serial@fff8c000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfff8c000 0x200>; - interrupts = <7 4>; + interrupts = <7 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -169,7 +170,7 @@ usart1: serial@fff90000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfff90000 0x200>; - interrupts = <8 4>; + interrupts = <8 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -178,7 +179,7 @@ usart2: serial@fff94000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfff94000 0x200>; - interrupts = <9 4>; + interrupts = <9 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -187,7 +188,7 @@ usart3: serial@fff98000 { compatible = "atmel,at91sam9260-usart"; reg = <0xfff98000 0x200>; - interrupts = <10 4>; + interrupts = <10 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -196,14 +197,14 @@ macb0: ethernet@fffbc000 { compatible = "cdns,at32ap7000-macb", "cdns,macb"; reg = <0xfffbc000 0x100>; - interrupts = <25 4>; + interrupts = <25 4 3>; status = "disabled"; }; adc0: adc@fffb0000 { compatible = "atmel,at91sam9260-adc"; reg = <0xfffb0000 0x100>; - interrupts = <20 4>; + interrupts = <20 4 0>; atmel,adc-use-external-triggers; atmel,adc-channels-used = <0xff>; atmel,adc-vref = <3300>; @@ -257,14 +258,14 @@ usb0: ohci@00700000 { compatible = "atmel,at91rm9200-ohci", "usb-ohci"; reg = <0x00700000 0x100000>; - interrupts = <22 4>; + interrupts = <22 4 2>; status = "disabled"; }; usb1: ehci@00800000 { compatible = "atmel,at91sam9g45-ehci", "usb-ehci"; reg = <0x00800000 0x100000>; - interrupts = <22 4>; + interrupts = <22 4 2>; status = "disabled"; }; }; diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi index cb84de7..bfac0df 100644 --- a/arch/arm/boot/dts/at91sam9n12.dtsi +++ b/arch/arm/boot/dts/at91sam9n12.dtsi @@ -50,7 +50,7 @@ ranges; aic: interrupt-controller@fffff000 { - #interrupt-cells = <2>; + #interrupt-cells = <3>; compatible = "atmel,at91rm9200-aic"; interrupt-controller; reg = <0xfffff000 0x200>; @@ -74,7 +74,7 @@ pit: timer@fffffe30 { compatible = "atmel,at91sam9260-pit"; reg = <0xfffffe30 0xf>; - interrupts = <1 4>; + interrupts = <1 4 7>; }; shdwc@fffffe10 { @@ -85,25 +85,25 @@ tcb0: timer@f8008000 { compatible = "atmel,at91sam9x5-tcb"; reg = <0xf8008000 0x100>; - interrupts = <17 4>; + interrupts = <17 4 0>; }; tcb1: timer@f800c000 { compatible = "atmel,at91sam9x5-tcb"; reg = <0xf800c000 0x100>; - interrupts = <17 4>; + interrupts = <17 4 0>; }; dma: dma-controller@ffffec00 { compatible = "atmel,at91sam9g45-dma"; reg = <0xffffec00 0x200>; - interrupts = <20 4>; + interrupts = <20 4 0>; }; pioA: gpio@fffff400 { compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffff400 0x100>; - interrupts = <2 4>; + interrupts = <2 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -112,7 +112,7 @@ pioB: gpio@fffff600 { compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffff600 0x100>; - interrupts = <2 4>; + interrupts = <2 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -121,7 +121,7 @@ pioC: gpio@fffff800 { compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffff800 0x100>; - interrupts = <3 4>; + interrupts = <3 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -130,7 +130,7 @@ pioD: gpio@fffffa00 { compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffffa00 0x100>; - interrupts = <3 4>; + interrupts = <3 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -139,14 +139,14 @@ dbgu: serial@fffff200 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; - interrupts = <1 4>; + interrupts = <1 4 7>; status = "disabled"; }; usart0: serial@f801c000 { compatible = "atmel,at91sam9260-usart"; reg = <0xf801c000 0x4000>; - interrupts = <5 4>; + interrupts = <5 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -155,7 +155,7 @@ usart1: serial@f8020000 { compatible = "atmel,at91sam9260-usart"; reg = <0xf8020000 0x4000>; - interrupts = <6 4>; + interrupts = <6 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -164,7 +164,7 @@ usart2: serial@f8024000 { compatible = "atmel,at91sam9260-usart"; reg = <0xf8024000 0x4000>; - interrupts = <7 4>; + interrupts = <7 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -173,7 +173,7 @@ usart3: serial@f8028000 { compatible = "atmel,at91sam9260-usart"; reg = <0xf8028000 0x4000>; - interrupts = <8 4>; + interrupts = <8 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -201,7 +201,7 @@ usb0: ohci@00500000 { compatible = "atmel,at91rm9200-ohci", "usb-ohci"; reg = <0x00500000 0x00100000>; - interrupts = <22 4>; + interrupts = <22 4 2>; status = "disabled"; }; }; diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi index 6b3ef43..4a18c39 100644 --- a/arch/arm/boot/dts/at91sam9x5.dtsi +++ b/arch/arm/boot/dts/at91sam9x5.dtsi @@ -51,10 +51,11 @@ ranges; aic: interrupt-controller@fffff000 { - #interrupt-cells = <2>; + #interrupt-cells = <3>; compatible = "atmel,at91rm9200-aic"; interrupt-controller; reg = <0xfffff000 0x200>; + atmel,external-irqs = <31>; }; ramc0: ramc@ffffe800 { @@ -80,37 +81,37 @@ pit: timer@fffffe30 { compatible = "atmel,at91sam9260-pit"; reg = <0xfffffe30 0xf>; - interrupts = <1 4>; + interrupts = <1 4 7>; }; tcb0: timer@f8008000 { compatible = "atmel,at91sam9x5-tcb"; reg = <0xf8008000 0x100>; - interrupts = <17 4>; + interrupts = <17 4 0>; }; tcb1: timer@f800c000 { compatible = "atmel,at91sam9x5-tcb"; reg = <0xf800c000 0x100>; - interrupts = <17 4>; + interrupts = <17 4 0>; }; dma0: dma-controller@ffffec00 { compatible = "atmel,at91sam9g45-dma"; reg = <0xffffec00 0x200>; - interrupts = <20 4>; + interrupts = <20 4 0>; }; dma1: dma-controller@ffffee00 { compatible = "atmel,at91sam9g45-dma"; reg = <0xffffee00 0x200>; - interrupts = <21 4>; + interrupts = <21 4 0>; }; pioA: gpio@fffff400 { compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffff400 0x100>; - interrupts = <2 4>; + interrupts = <2 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -119,7 +120,7 @@ pioB: gpio@fffff600 { compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffff600 0x100>; - interrupts = <2 4>; + interrupts = <2 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -128,7 +129,7 @@ pioC: gpio@fffff800 { compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffff800 0x100>; - interrupts = <3 4>; + interrupts = <3 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -137,7 +138,7 @@ pioD: gpio@fffffa00 { compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffffa00 0x100>; - interrupts = <3 4>; + interrupts = <3 4 1>; #gpio-cells = <2>; gpio-controller; interrupt-controller; @@ -146,14 +147,14 @@ dbgu: serial@fffff200 { compatible = "atmel,at91sam9260-usart"; reg = <0xfffff200 0x200>; - interrupts = <1 4>; + interrupts = <1 4 7>; status = "disabled"; }; usart0: serial@f801c000 { compatible = "atmel,at91sam9260-usart"; reg = <0xf801c000 0x200>; - interrupts = <5 4>; + interrupts = <5 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -162,7 +163,7 @@ usart1: serial@f8020000 { compatible = "atmel,at91sam9260-usart"; reg = <0xf8020000 0x200>; - interrupts = <6 4>; + interrupts = <6 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -171,7 +172,7 @@ usart2: serial@f8024000 { compatible = "atmel,at91sam9260-usart"; reg = <0xf8024000 0x200>; - interrupts = <7 4>; + interrupts = <7 4 5>; atmel,use-dma-rx; atmel,use-dma-tx; status = "disabled"; @@ -180,21 +181,21 @@ macb0: ethernet@f802c000 { compatible = "cdns,at32ap7000-macb", "cdns,macb"; reg = <0xf802c000 0x100>; - interrupts = <24 4>; + interrupts = <24 4 3>; status = "disabled"; }; macb1: ethernet@f8030000 { compatible = "cdns,at32ap7000-macb", "cdns,macb"; reg = <0xf8030000 0x100>; - interrupts = <27 4>; + interrupts = <27 4 3>; status = "disabled"; }; adc0: adc@f804c000 { compatible = "atmel,at91sam9260-adc"; reg = <0xf804c000 0x100>; - interrupts = <19 4>; + interrupts = <19 4 0>; atmel,adc-use-external; atmel,adc-channels-used = <0xffff>; atmel,adc-vref = <3300>; @@ -248,14 +249,14 @@ usb0: ohci@00600000 { compatible = "atmel,at91rm9200-ohci", "usb-ohci"; reg = <0x00600000 0x100000>; - interrupts = <22 4>; + interrupts = <22 4 2>; status = "disabled"; }; usb1: ehci@00700000 { compatible = "atmel,at91sam9g45-ehci", "usb-ehci"; reg = <0x00700000 0x100000>; - interrupts = <22 4>; + interrupts = <22 4 2>; status = "disabled"; }; }; diff --git a/arch/arm/boot/dts/db8500.dtsi b/arch/arm/boot/dts/db8500.dtsi index 4ad5160..3180a9c 100644 --- a/arch/arm/boot/dts/db8500.dtsi +++ b/arch/arm/boot/dts/db8500.dtsi @@ -48,7 +48,7 @@ }; rtc@80154000 { - compatible = "stericsson,db8500-rtc"; + compatible = "arm,rtc-pl031", "arm,primecell"; reg = <0x80154000 0x1000>; interrupts = <0 18 0x4>; }; @@ -60,7 +60,7 @@ interrupts = <0 119 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <0>; @@ -73,7 +73,7 @@ interrupts = <0 120 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <1>; @@ -86,7 +86,7 @@ interrupts = <0 121 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <2>; @@ -99,7 +99,7 @@ interrupts = <0 122 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <3>; @@ -112,7 +112,7 @@ interrupts = <0 123 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <4>; @@ -125,7 +125,7 @@ interrupts = <0 124 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <5>; @@ -138,7 +138,7 @@ interrupts = <0 125 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <6>; @@ -151,7 +151,7 @@ interrupts = <0 126 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <7>; @@ -164,7 +164,7 @@ interrupts = <0 127 0x4>; interrupt-controller; #interrupt-cells = <2>; - supports-sleepmode; + st,supports-sleepmode; gpio-controller; #gpio-cells = <2>; gpio-bank = <8>; @@ -206,62 +206,74 @@ // DB8500_REGULATOR_VAPE db8500_vape_reg: db8500_vape { + regulator-compatible = "db8500_vape"; regulator-name = "db8500-vape"; regulator-always-on; }; // DB8500_REGULATOR_VARM db8500_varm_reg: db8500_varm { + regulator-compatible = "db8500_varm"; regulator-name = "db8500-varm"; }; // DB8500_REGULATOR_VMODEM db8500_vmodem_reg: db8500_vmodem { + regulator-compatible = "db8500_vmodem"; regulator-name = "db8500-vmodem"; }; // DB8500_REGULATOR_VPLL db8500_vpll_reg: db8500_vpll { + regulator-compatible = "db8500_vpll"; regulator-name = "db8500-vpll"; }; // DB8500_REGULATOR_VSMPS1 db8500_vsmps1_reg: db8500_vsmps1 { + regulator-compatible = "db8500_vsmps1"; regulator-name = "db8500-vsmps1"; }; // DB8500_REGULATOR_VSMPS2 db8500_vsmps2_reg: db8500_vsmps2 { + regulator-compatible = "db8500_vsmps2"; regulator-name = "db8500-vsmps2"; }; // DB8500_REGULATOR_VSMPS3 db8500_vsmps3_reg: db8500_vsmps3 { + regulator-compatible = "db8500_vsmps3"; regulator-name = "db8500-vsmps3"; }; // DB8500_REGULATOR_VRF1 db8500_vrf1_reg: db8500_vrf1 { + regulator-compatible = "db8500_vrf1"; regulator-name = "db8500-vrf1"; }; // DB8500_REGULATOR_SWITCH_SVAMMDSP db8500_sva_mmdsp_reg: db8500_sva_mmdsp { + regulator-compatible = "db8500_sva_mmdsp"; regulator-name = "db8500-sva-mmdsp"; }; // DB8500_REGULATOR_SWITCH_SVAMMDSPRET db8500_sva_mmdsp_ret_reg: db8500_sva_mmdsp_ret { + regulator-compatible = "db8500_sva_mmdsp_ret"; regulator-name = "db8500-sva-mmdsp-ret"; }; // DB8500_REGULATOR_SWITCH_SVAPIPE db8500_sva_pipe_reg: db8500_sva_pipe { + regulator-compatible = "db8500_sva_pipe"; regulator-name = "db8500_sva_pipe"; }; // DB8500_REGULATOR_SWITCH_SIAMMDSP db8500_sia_mmdsp_reg: db8500_sia_mmdsp { + regulator-compatible = "db8500_sia_mmdsp"; regulator-name = "db8500_sia_mmdsp"; }; @@ -272,38 +284,45 @@ // DB8500_REGULATOR_SWITCH_SIAPIPE db8500_sia_pipe_reg: db8500_sia_pipe { + regulator-compatible = "db8500_sia_pipe"; regulator-name = "db8500-sia-pipe"; }; // DB8500_REGULATOR_SWITCH_SGA db8500_sga_reg: db8500_sga { + regulator-compatible = "db8500_sga"; regulator-name = "db8500-sga"; vin-supply = <&db8500_vape_reg>; }; // DB8500_REGULATOR_SWITCH_B2R2_MCDE db8500_b2r2_mcde_reg: db8500_b2r2_mcde { + regulator-compatible = "db8500_b2r2_mcde"; regulator-name = "db8500-b2r2-mcde"; vin-supply = <&db8500_vape_reg>; }; // DB8500_REGULATOR_SWITCH_ESRAM12 db8500_esram12_reg: db8500_esram12 { + regulator-compatible = "db8500_esram12"; regulator-name = "db8500-esram12"; }; // DB8500_REGULATOR_SWITCH_ESRAM12RET db8500_esram12_ret_reg: db8500_esram12_ret { + regulator-compatible = "db8500_esram12_ret"; regulator-name = "db8500-esram12-ret"; }; // DB8500_REGULATOR_SWITCH_ESRAM34 db8500_esram34_reg: db8500_esram34 { + regulator-compatible = "db8500_esram34"; regulator-name = "db8500-esram34"; }; // DB8500_REGULATOR_SWITCH_ESRAM34RET db8500_esram34_ret_reg: db8500_esram34_ret { + regulator-compatible = "db8500_esram34_ret"; regulator-name = "db8500-esram34-ret"; }; }; @@ -312,12 +331,70 @@ compatible = "stericsson,ab8500"; reg = <5>; /* mailbox 5 is i2c */ interrupts = <0 40 0x4>; + interrupt-controller; + #interrupt-cells = <2>; + + ab8500-rtc { + compatible = "stericsson,ab8500-rtc"; + interrupts = <17 0x4 + 18 0x4>; + interrupt-names = "60S", "ALARM"; + }; + + ab8500-gpadc { + compatible = "stericsson,ab8500-gpadc"; + interrupts = <32 0x4 + 39 0x4>; + interrupt-names = "HW_CONV_END", "SW_CONV_END"; + vddadc-supply = <&ab8500_ldo_tvout_reg>; + }; + + ab8500-usb { + compatible = "stericsson,ab8500-usb"; + interrupts = < 90 0x4 + 96 0x4 + 14 0x4 + 15 0x4 + 79 0x4 + 74 0x4 + 75 0x4>; + interrupt-names = "ID_WAKEUP_R", + "ID_WAKEUP_F", + "VBUS_DET_F", + "VBUS_DET_R", + "USB_LINK_STATUS", + "USB_ADP_PROBE_PLUG", + "USB_ADP_PROBE_UNPLUG"; + vddulpivio18-supply = <&ab8500_ldo_initcore_reg>; + v-ape-supply = <&db8500_vape_reg>; + musb_1v8-supply = <&db8500_vsmps2_reg>; + }; + + ab8500-ponkey { + compatible = "stericsson,ab8500-ponkey"; + interrupts = <6 0x4 + 7 0x4>; + interrupt-names = "ONKEY_DBF", "ONKEY_DBR"; + }; + + ab8500-sysctrl { + compatible = "stericsson,ab8500-sysctrl"; + }; + + ab8500-pwm { + compatible = "stericsson,ab8500-pwm"; + }; + + ab8500-debugfs { + compatible = "stericsson,ab8500-debug"; + }; ab8500-regulators { compatible = "stericsson,ab8500-regulator"; // supplies to the display/camera ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { + regulator-compatible = "ab8500_ldo_aux1"; regulator-name = "V-DISPLAY"; regulator-min-microvolt = <2500000>; regulator-max-microvolt = <2900000>; @@ -328,6 +405,7 @@ // supplies to the on-board eMMC ab8500_ldo_aux2_reg: ab8500_ldo_aux2 { + regulator-compatible = "ab8500_ldo_aux2"; regulator-name = "V-eMMC1"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <3300000>; @@ -335,6 +413,7 @@ // supply for VAUX3; SDcard slots ab8500_ldo_aux3_reg: ab8500_ldo_aux3 { + regulator-compatible = "ab8500_ldo_aux3"; regulator-name = "V-MMC-SD"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <3300000>; @@ -342,41 +421,49 @@ // supply for v-intcore12; VINTCORE12 LDO ab8500_ldo_initcore_reg: ab8500_ldo_initcore { + regulator-compatible = "ab8500_ldo_initcore"; regulator-name = "V-INTCORE"; }; // supply for tvout; gpadc; TVOUT LDO ab8500_ldo_tvout_reg: ab8500_ldo_tvout { + regulator-compatible = "ab8500_ldo_tvout"; regulator-name = "V-TVOUT"; }; // supply for ab8500-usb; USB LDO ab8500_ldo_usb_reg: ab8500_ldo_usb { + regulator-compatible = "ab8500_ldo_usb"; regulator-name = "dummy"; }; // supply for ab8500-vaudio; VAUDIO LDO ab8500_ldo_audio_reg: ab8500_ldo_audio { + regulator-compatible = "ab8500_ldo_audio"; regulator-name = "V-AUD"; }; // supply for v-anamic1 VAMic1-LDO ab8500_ldo_anamic1_reg: ab8500_ldo_anamic1 { + regulator-compatible = "ab8500_ldo_anamic1"; regulator-name = "V-AMIC1"; }; // supply for v-amic2; VAMIC2 LDO; reuse constants for AMIC1 ab8500_ldo_amamic2_reg: ab8500_ldo_amamic2 { + regulator-compatible = "ab8500_ldo_amamic2"; regulator-name = "V-AMIC2"; }; // supply for v-dmic; VDMIC LDO ab8500_ldo_dmic_reg: ab8500_ldo_dmic { + regulator-compatible = "ab8500_ldo_dmic"; regulator-name = "V-DMIC"; }; // supply for U8500 CSI/DSI; VANA LDO ab8500_ldo_ana_reg: ab8500_ldo_ana { + regulator-compatible = "ab8500_ldo_ana"; regulator-name = "V-CSI/DSI"; }; }; diff --git a/arch/arm/boot/dts/ea3250.dts b/arch/arm/boot/dts/ea3250.dts new file mode 100644 index 0000000..d79b28d --- /dev/null +++ b/arch/arm/boot/dts/ea3250.dts @@ -0,0 +1,174 @@ +/* + * Embedded Artists LPC3250 board + * + * Copyright 2012 Roland Stigge <stigge@antcom.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 + */ + +/dts-v1/; +/include/ "lpc32xx.dtsi" + +/ { + model = "Embedded Artists LPC3250 board based on NXP LPC3250"; + compatible = "ea,ea3250", "nxp,lpc3250"; + #address-cells = <1>; + #size-cells = <1>; + + memory { + device_type = "memory"; + reg = <0 0x4000000>; + }; + + ahb { + mac: ethernet@31060000 { + phy-mode = "rmii"; + use-iram; + }; + + /* Here, choose exactly one from: ohci, usbd */ + ohci@31020000 { + transceiver = <&isp1301>; + status = "okay"; + }; + +/* + usbd@31020000 { + transceiver = <&isp1301>; + status = "okay"; + }; +*/ + + /* 128MB Flash via SLC NAND controller */ + slc: flash@20020000 { + status = "okay"; + #address-cells = <1>; + #size-cells = <1>; + + nxp,wdr-clks = <14>; + nxp,wwidth = <260000000>; + nxp,whold = <104000000>; + nxp,wsetup = <200000000>; + nxp,rdr-clks = <14>; + nxp,rwidth = <34666666>; + nxp,rhold = <104000000>; + nxp,rsetup = <200000000>; + nand-on-flash-bbt; + gpios = <&gpio 5 19 1>; /* GPO_P3 19, active low */ + + mtd0@00000000 { + label = "ea3250-boot"; + reg = <0x00000000 0x00080000>; + read-only; + }; + + mtd1@00080000 { + label = "ea3250-uboot"; + reg = <0x00080000 0x000c0000>; + read-only; + }; + + mtd2@00140000 { + label = "ea3250-kernel"; + reg = <0x00140000 0x00400000>; + }; + + mtd3@00540000 { + label = "ea3250-rootfs"; + reg = <0x00540000 0x07ac0000>; + }; + }; + + apb { + uart5: serial@40090000 { + status = "okay"; + }; + + uart3: serial@40080000 { + status = "okay"; + }; + + uart6: serial@40098000 { + status = "okay"; + }; + + i2c1: i2c@400A0000 { + clock-frequency = <100000>; + + eeprom@50 { + compatible = "at,24c256"; + reg = <0x50>; + }; + + eeprom@57 { + compatible = "at,24c64"; + reg = <0x57>; + }; + + uda1380: uda1380@18 { + compatible = "nxp,uda1380"; + reg = <0x18>; + power-gpio = <&gpio 0x59 0>; + reset-gpio = <&gpio 0x51 0>; + dac-clk = "wspll"; + }; + + pca9532: pca9532@60 { + compatible = "nxp,pca9532"; + gpio-controller; + #gpio-cells = <2>; + reg = <0x60>; + }; + }; + + i2c2: i2c@400A8000 { + clock-frequency = <100000>; + }; + + i2cusb: i2c@31020300 { + clock-frequency = <100000>; + + isp1301: usb-transceiver@2d { + compatible = "nxp,isp1301"; + reg = <0x2d>; + }; + }; + + sd@20098000 { + wp-gpios = <&pca9532 5 0>; + cd-gpios = <&pca9532 4 0>; + cd-inverted; + bus-width = <4>; + status = "okay"; + }; + }; + + fab { + uart1: serial@40014000 { + status = "okay"; + }; + + /* 3-axis accelerometer X,Y,Z (or AD-IN instead of Z) */ + adc@40048000 { + status = "okay"; + }; + }; + }; + + gpio_keys { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + autorepeat; + button@21 { + label = "GPIO Key UP"; + linux,code = <103>; + gpios = <&gpio 4 1 0>; /* GPI_P3 1 */ + }; + }; +}; diff --git a/arch/arm/boot/dts/evk-pro3.dts b/arch/arm/boot/dts/evk-pro3.dts new file mode 100644 index 0000000..b7354e6 --- /dev/null +++ b/arch/arm/boot/dts/evk-pro3.dts @@ -0,0 +1,41 @@ +/* + * evk-pro3.dts - Device Tree file for Telit EVK-PRO3 with Telit GE863-PRO3 + * + * Copyright (C) 2012 Telit, + * 2012 Fabio Porcedda <fabio.porcedda@gmail.com> + * + * Licensed under GPLv2 or later. + */ + +/dts-v1/; + +/include/ "ge863-pro3.dtsi" + +/ { + model = "Telit EVK-PRO3 for Telit GE863-PRO3"; + compatible = "telit,evk-pro3", "atmel,at91sam9260", "atmel,at91sam9"; + + ahb { + apb { + macb0: ethernet@fffc4000 { + phy-mode = "rmii"; + status = "okay"; + }; + + usb1: gadget@fffa4000 { + atmel,vbus-gpio = <&pioC 5 0>; + status = "okay"; + }; + }; + + usb0: ohci@00500000 { + num-ports = <2>; + status = "okay"; + }; + }; + + i2c@0 { + status = "okay"; + }; + +};
\ No newline at end of file diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts index b8c4763..0c49caa 100644 --- a/arch/arm/boot/dts/exynos4210-origen.dts +++ b/arch/arm/boot/dts/exynos4210-origen.dts @@ -134,4 +134,16 @@ i2c@138D0000 { status = "disabled"; }; + + spi_0: spi@13920000 { + status = "disabled"; + }; + + spi_1: spi@13930000 { + status = "disabled"; + }; + + spi_2: spi@13940000 { + status = "disabled"; + }; }; diff --git a/arch/arm/boot/dts/exynos4210-smdkv310.dts b/arch/arm/boot/dts/exynos4210-smdkv310.dts index 27afc8e..1beccc8 100644 --- a/arch/arm/boot/dts/exynos4210-smdkv310.dts +++ b/arch/arm/boot/dts/exynos4210-smdkv310.dts @@ -179,4 +179,42 @@ i2c@138D0000 { status = "disabled"; }; + + spi_0: spi@13920000 { + status = "disabled"; + }; + + spi_1: spi@13930000 { + status = "disabled"; + }; + + spi_2: spi@13940000 { + gpios = <&gpc1 1 5 3 0>, + <&gpc1 3 5 3 0>, + <&gpc1 4 5 3 0>; + + w25x80@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "w25x80"; + reg = <0>; + spi-max-frequency = <1000000>; + + controller-data { + cs-gpio = <&gpc1 2 1 0 3>; + samsung,spi-feedback-delay = <0>; + }; + + partition@0 { + label = "U-Boot"; + reg = <0x0 0x40000>; + read-only; + }; + + partition@40000 { + label = "Kernel"; + reg = <0x40000 0xc0000>; + }; + }; + }; }; diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi index a1dd2ee..02891fe 100644 --- a/arch/arm/boot/dts/exynos4210.dtsi +++ b/arch/arm/boot/dts/exynos4210.dtsi @@ -25,6 +25,12 @@ compatible = "samsung,exynos4210"; interrupt-parent = <&gic>; + aliases { + spi0 = &spi_0; + spi1 = &spi_1; + spi2 = &spi_2; + }; + gic:interrupt-controller@10490000 { compatible = "arm,cortex-a9-gic"; #interrupt-cells = <3>; @@ -33,6 +39,17 @@ reg = <0x10490000 0x1000>, <0x10480000 0x100>; }; + combiner:interrupt-controller@10440000 { + compatible = "samsung,exynos4210-combiner"; + #interrupt-cells = <2>; + interrupt-controller; + reg = <0x10440000 0x1000>; + interrupts = <0 0 0>, <0 1 0>, <0 2 0>, <0 3 0>, + <0 4 0>, <0 5 0>, <0 6 0>, <0 7 0>, + <0 8 0>, <0 9 0>, <0 10 0>, <0 11 0>, + <0 12 0>, <0 13 0>, <0 14 0>, <0 15 0>; + }; + watchdog@10060000 { compatible = "samsung,s3c2410-wdt"; reg = <0x10060000 0x100>; @@ -147,6 +164,36 @@ interrupts = <0 65 0>; }; + spi_0: spi@13920000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x13920000 0x100>; + interrupts = <0 66 0>; + tx-dma-channel = <&pdma0 7>; /* preliminary */ + rx-dma-channel = <&pdma0 6>; /* preliminary */ + #address-cells = <1>; + #size-cells = <0>; + }; + + spi_1: spi@13930000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x13930000 0x100>; + interrupts = <0 67 0>; + tx-dma-channel = <&pdma1 7>; /* preliminary */ + rx-dma-channel = <&pdma1 6>; /* preliminary */ + #address-cells = <1>; + #size-cells = <0>; + }; + + spi_2: spi@13940000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x13940000 0x100>; + interrupts = <0 68 0>; + tx-dma-channel = <&pdma0 9>; /* preliminary */ + rx-dma-channel = <&pdma0 8>; /* preliminary */ + #address-cells = <1>; + #size-cells = <0>; + }; + amba { #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 49945cc..8a5e348 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -71,4 +71,42 @@ i2c@12CD0000 { status = "disabled"; }; + + spi_0: spi@12d20000 { + status = "disabled"; + }; + + spi_1: spi@12d30000 { + gpios = <&gpa2 4 2 3 0>, + <&gpa2 6 2 3 0>, + <&gpa2 7 2 3 0>; + + w25q80bw@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "w25x80"; + reg = <0>; + spi-max-frequency = <1000000>; + + controller-data { + cs-gpio = <&gpa2 5 1 0 3>; + samsung,spi-feedback-delay = <0>; + }; + + partition@0 { + label = "U-Boot"; + reg = <0x0 0x40000>; + read-only; + }; + + partition@40000 { + label = "Kernel"; + reg = <0x40000 0xc0000>; + }; + }; + }; + + spi_2: spi@12d40000 { + status = "disabled"; + }; }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 4272b29..004aaa8 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -23,6 +23,12 @@ compatible = "samsung,exynos5250"; interrupt-parent = <&gic>; + aliases { + spi0 = &spi_0; + spi1 = &spi_1; + spi2 = &spi_2; + }; + gic:interrupt-controller@10481000 { compatible = "arm,cortex-a9-gic"; #interrupt-cells = <3>; @@ -146,6 +152,36 @@ #size-cells = <0>; }; + spi_0: spi@12d20000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x12d20000 0x100>; + interrupts = <0 66 0>; + tx-dma-channel = <&pdma0 5>; /* preliminary */ + rx-dma-channel = <&pdma0 4>; /* preliminary */ + #address-cells = <1>; + #size-cells = <0>; + }; + + spi_1: spi@12d30000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x12d30000 0x100>; + interrupts = <0 67 0>; + tx-dma-channel = <&pdma1 5>; /* preliminary */ + rx-dma-channel = <&pdma1 4>; /* preliminary */ + #address-cells = <1>; + #size-cells = <0>; + }; + + spi_2: spi@12d40000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x12d40000 0x100>; + interrupts = <0 68 0>; + tx-dma-channel = <&pdma0 7>; /* preliminary */ + rx-dma-channel = <&pdma0 6>; /* preliminary */ + #address-cells = <1>; + #size-cells = <0>; + }; + amba { #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/ge863-pro3.dtsi b/arch/arm/boot/dts/ge863-pro3.dtsi new file mode 100644 index 0000000..17136fc --- /dev/null +++ b/arch/arm/boot/dts/ge863-pro3.dtsi @@ -0,0 +1,52 @@ +/* + * ge863_pro3.dtsi - Device Tree file for Telit GE863-PRO3 + * + * Copyright (C) 2012 Telit, + * 2012 Fabio Porcedda <fabio.porcedda@gmail.com> + * + * Licensed under GPLv2 or later. + */ + +/include/ "at91sam9260.dtsi" + +/ { + clocks { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + main_clock: clock@0 { + compatible = "atmel,osc", "fixed-clock"; + clock-frequency = <6000000>; + }; + }; + + ahb { + apb { + dbgu: serial@fffff200 { + status = "okay"; + }; + }; + + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "soft"; + nand-on-flash-bbt; + status = "okay"; + + boot@0 { + label = "boot"; + reg = <0x0 0x7c0000>; + }; + + root@07c0000 { + label = "root"; + reg = <0x7c0000 0x7840000>; + }; + }; + }; + + chosen { + bootargs = "console=ttyS0,115200 root=ubi0:rootfs ubi.mtd=1 rootfstype=ubifs"; + }; +}; diff --git a/arch/arm/boot/dts/imx23-evk.dts b/arch/arm/boot/dts/imx23-evk.dts index 70bffa9..e3486f4 100644 --- a/arch/arm/boot/dts/imx23-evk.dts +++ b/arch/arm/boot/dts/imx23-evk.dts @@ -22,17 +22,60 @@ apb@80000000 { apbh@80000000 { + gpmi-nand@8000c000 { + pinctrl-names = "default"; + pinctrl-0 = <&gpmi_pins_a &gpmi_pins_fixup>; + status = "okay"; + }; + ssp0: ssp@80010000 { compatible = "fsl,imx23-mmc"; pinctrl-names = "default"; - pinctrl-0 = <&mmc0_8bit_pins_a &mmc0_pins_fixup>; - bus-width = <8>; + pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>; + bus-width = <4>; wp-gpios = <&gpio1 30 0>; + vmmc-supply = <®_vddio_sd0>; + status = "okay"; + }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog-gpios@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x1123 /* MX23_PAD_LCD_RESET__GPIO_1_18 */ + 0x11d3 /* MX23_PAD_PWM3__GPIO_1_29 */ + 0x11e3 /* MX23_PAD_PWM4__GPIO_1_30 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + }; + + lcdif@80030000 { + pinctrl-names = "default"; + pinctrl-0 = <&lcdif_24bit_pins_a>; + panel-enable-gpios = <&gpio1 18 0>; status = "okay"; }; }; apbx@80040000 { + pwm: pwm@80064000 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm2_pins_a>; + status = "okay"; + }; + + auart0: serial@8006c000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart0_pins_a>; + status = "okay"; + }; + duart: serial@80070000 { pinctrl-names = "default"; pinctrl-0 = <&duart_pins_a>; @@ -40,4 +83,23 @@ }; }; }; + + regulators { + compatible = "simple-bus"; + + reg_vddio_sd0: vddio-sd0 { + compatible = "regulator-fixed"; + regulator-name = "vddio-sd0"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio1 29 0>; + }; + }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 2 5000000>; + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + }; }; diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts b/arch/arm/boot/dts/imx23-olinuxino.dts new file mode 100644 index 0000000..20912b1 --- /dev/null +++ b/arch/arm/boot/dts/imx23-olinuxino.dts @@ -0,0 +1,44 @@ +/* + * Copyright 2012 Freescale Semiconductor, Inc. + * + * Author: Fabio Estevam <fabio.estevam@freescale.com> + * + * 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 + */ + +/dts-v1/; +/include/ "imx23.dtsi" + +/ { + model = "i.MX23 Olinuxino Low Cost Board"; + compatible = "olimex,imx23-olinuxino", "fsl,imx23"; + + memory { + reg = <0x40000000 0x04000000>; + }; + + apb@80000000 { + apbh@80000000 { + ssp0: ssp@80010000 { + compatible = "fsl,imx23-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>; + bus-width = <4>; + status = "okay"; + }; + }; + + apbx@80040000 { + duart: serial@80070000 { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_a>; + status = "okay"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/imx23-stmp378x_devb.dts b/arch/arm/boot/dts/imx23-stmp378x_devb.dts new file mode 100644 index 0000000..757a327f --- /dev/null +++ b/arch/arm/boot/dts/imx23-stmp378x_devb.dts @@ -0,0 +1,78 @@ +/* + * Copyright 2012 Freescale Semiconductor, Inc. + * + * 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 + */ + +/dts-v1/; +/include/ "imx23.dtsi" + +/ { + model = "Freescale STMP378x Development Board"; + compatible = "fsl,stmp378x-devb", "fsl,imx23"; + + memory { + reg = <0x40000000 0x04000000>; + }; + + apb@80000000 { + apbh@80000000 { + ssp0: ssp@80010000 { + compatible = "fsl,imx23-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>; + bus-width = <4>; + wp-gpios = <&gpio1 30 0>; + vmmc-supply = <®_vddio_sd0>; + status = "okay"; + }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog-gpios@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x11d3 /* MX23_PAD_PWM3__GPIO_1_29 */ + 0x11e3 /* MX23_PAD_PWM4__GPIO_1_30 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + }; + }; + + apbx@80040000 { + auart0: serial@8006c000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart0_pins_a>; + status = "okay"; + }; + + duart: serial@80070000 { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_a>; + status = "okay"; + }; + }; + }; + + regulators { + compatible = "simple-bus"; + + reg_vddio_sd0: vddio-sd0 { + compatible = "regulator-fixed"; + regulator-name = "vddio-sd0"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio1 29 0>; + }; + }; +}; diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi index 8c5f999..a874dbf 100644 --- a/arch/arm/boot/dts/imx23.dtsi +++ b/arch/arm/boot/dts/imx23.dtsi @@ -18,6 +18,8 @@ gpio0 = &gpio0; gpio1 = &gpio1; gpio2 = &gpio2; + serial0 = &auart0; + serial1 = &auart1; }; cpus { @@ -57,13 +59,15 @@ status = "disabled"; }; - bch@8000a000 { - reg = <0x8000a000 2000>; - status = "disabled"; - }; - - gpmi@8000c000 { - reg = <0x8000c000 2000>; + gpmi-nand@8000c000 { + compatible = "fsl,imx23-gpmi-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x8000c000 2000>, <0x8000a000 2000>; + reg-names = "gpmi-nand", "bch"; + interrupts = <13>, <56>; + interrupt-names = "gpmi-dma", "bch"; + fsl,gpmi-dma-channel = <4>; status = "disabled"; }; @@ -114,24 +118,151 @@ duart_pins_a: duart@0 { reg = <0>; - fsl,pinmux-ids = <0x11a2 0x11b2>; + fsl,pinmux-ids = < + 0x11a2 /* MX23_PAD_PWM0__DUART_RX */ + 0x11b2 /* MX23_PAD_PWM1__DUART_TX */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + auart0_pins_a: auart0@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x01c0 /* MX23_PAD_AUART1_RX__AUART1_RX */ + 0x01d0 /* MX23_PAD_AUART1_TX__AUART1_TX */ + 0x01a0 /* MX23_PAD_AUART1_CTS__AUART1_CTS */ + 0x01b0 /* MX23_PAD_AUART1_RTS__AUART1_RTS */ + >; fsl,drive-strength = <0>; fsl,voltage = <1>; fsl,pull-up = <0>; }; + gpmi_pins_a: gpmi-nand@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x0000 /* MX23_PAD_GPMI_D00__GPMI_D00 */ + 0x0010 /* MX23_PAD_GPMI_D01__GPMI_D01 */ + 0x0020 /* MX23_PAD_GPMI_D02__GPMI_D02 */ + 0x0030 /* MX23_PAD_GPMI_D03__GPMI_D03 */ + 0x0040 /* MX23_PAD_GPMI_D04__GPMI_D04 */ + 0x0050 /* MX23_PAD_GPMI_D05__GPMI_D05 */ + 0x0060 /* MX23_PAD_GPMI_D06__GPMI_D06 */ + 0x0070 /* MX23_PAD_GPMI_D07__GPMI_D07 */ + 0x0100 /* MX23_PAD_GPMI_CLE__GPMI_CLE */ + 0x0110 /* MX23_PAD_GPMI_ALE__GPMI_ALE */ + 0x0130 /* MX23_PAD_GPMI_RDY0__GPMI_RDY0 */ + 0x0140 /* MX23_PAD_GPMI_RDY1__GPMI_RDY1 */ + 0x0170 /* MX23_PAD_GPMI_WPN__GPMI_WPN */ + 0x0180 /* MX23_PAD_GPMI_WRN__GPMI_WRN */ + 0x0190 /* MX23_PAD_GPMI_RDN__GPMI_RDN */ + 0x21b0 /* MX23_PAD_GPMI_CE1N__GPMI_CE1N */ + 0x21c0 /* MX23_PAD_GPMI_CE0N__GPMI_CE0N */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + gpmi_pins_fixup: gpmi-pins-fixup { + fsl,pinmux-ids = < + 0x0170 /* MX23_PAD_GPMI_WPN__GPMI_WPN */ + 0x0180 /* MX23_PAD_GPMI_WRN__GPMI_WRN */ + 0x0190 /* MX23_PAD_GPMI_RDN__GPMI_RDN */ + >; + fsl,drive-strength = <2>; + }; + + mmc0_4bit_pins_a: mmc0-4bit@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2020 /* MX23_PAD_SSP1_DATA0__SSP1_DATA0 */ + 0x2030 /* MX23_PAD_SSP1_DATA1__SSP1_DATA1 */ + 0x2040 /* MX23_PAD_SSP1_DATA2__SSP1_DATA2 */ + 0x2050 /* MX23_PAD_SSP1_DATA3__SSP1_DATA3 */ + 0x2000 /* MX23_PAD_SSP1_CMD__SSP1_CMD */ + 0x2010 /* MX23_PAD_SSP1_DETECT__SSP1_DETECT */ + 0x2060 /* MX23_PAD_SSP1_SCK__SSP1_SCK */ + >; + fsl,drive-strength = <1>; + fsl,voltage = <1>; + fsl,pull-up = <1>; + }; + mmc0_8bit_pins_a: mmc0-8bit@0 { reg = <0>; - fsl,pinmux-ids = <0x2020 0x2030 0x2040 - 0x2050 0x0082 0x0092 0x00a2 - 0x00b2 0x2000 0x2010 0x2060>; + fsl,pinmux-ids = < + 0x2020 /* MX23_PAD_SSP1_DATA0__SSP1_DATA0 */ + 0x2030 /* MX23_PAD_SSP1_DATA1__SSP1_DATA1 */ + 0x2040 /* MX23_PAD_SSP1_DATA2__SSP1_DATA2 */ + 0x2050 /* MX23_PAD_SSP1_DATA3__SSP1_DATA3 */ + 0x0082 /* MX23_PAD_GPMI_D08__SSP1_DATA4 */ + 0x0092 /* MX23_PAD_GPMI_D09__SSP1_DATA5 */ + 0x00a2 /* MX23_PAD_GPMI_D10__SSP1_DATA6 */ + 0x00b2 /* MX23_PAD_GPMI_D11__SSP1_DATA7 */ + 0x2000 /* MX23_PAD_SSP1_CMD__SSP1_CMD */ + 0x2010 /* MX23_PAD_SSP1_DETECT__SSP1_DETECT */ + 0x2060 /* MX23_PAD_SSP1_SCK__SSP1_SCK */ + >; fsl,drive-strength = <1>; fsl,voltage = <1>; fsl,pull-up = <1>; }; mmc0_pins_fixup: mmc0-pins-fixup { - fsl,pinmux-ids = <0x2010 0x2060>; + fsl,pinmux-ids = < + 0x2010 /* MX23_PAD_SSP1_DETECT__SSP1_DETECT */ + 0x2060 /* MX23_PAD_SSP1_SCK__SSP1_SCK */ + >; + fsl,pull-up = <0>; + }; + + pwm2_pins_a: pwm2@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x11c0 /* MX23_PAD_PWM2__PWM2 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + lcdif_24bit_pins_a: lcdif-24bit@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x1000 /* MX23_PAD_LCD_D00__LCD_D0 */ + 0x1010 /* MX23_PAD_LCD_D01__LCD_D1 */ + 0x1020 /* MX23_PAD_LCD_D02__LCD_D2 */ + 0x1030 /* MX23_PAD_LCD_D03__LCD_D3 */ + 0x1040 /* MX23_PAD_LCD_D04__LCD_D4 */ + 0x1050 /* MX23_PAD_LCD_D05__LCD_D5 */ + 0x1060 /* MX23_PAD_LCD_D06__LCD_D6 */ + 0x1070 /* MX23_PAD_LCD_D07__LCD_D7 */ + 0x1080 /* MX23_PAD_LCD_D08__LCD_D8 */ + 0x1090 /* MX23_PAD_LCD_D09__LCD_D9 */ + 0x10a0 /* MX23_PAD_LCD_D10__LCD_D10 */ + 0x10b0 /* MX23_PAD_LCD_D11__LCD_D11 */ + 0x10c0 /* MX23_PAD_LCD_D12__LCD_D12 */ + 0x10d0 /* MX23_PAD_LCD_D13__LCD_D13 */ + 0x10e0 /* MX23_PAD_LCD_D14__LCD_D14 */ + 0x10f0 /* MX23_PAD_LCD_D15__LCD_D15 */ + 0x1100 /* MX23_PAD_LCD_D16__LCD_D16 */ + 0x1110 /* MX23_PAD_LCD_D17__LCD_D17 */ + 0x0081 /* MX23_PAD_GPMI_D08__LCD_D18 */ + 0x0091 /* MX23_PAD_GPMI_D09__LCD_D19 */ + 0x00a1 /* MX23_PAD_GPMI_D10__LCD_D20 */ + 0x00b1 /* MX23_PAD_GPMI_D11__LCD_D21 */ + 0x00c1 /* MX23_PAD_GPMI_D12__LCD_D22 */ + 0x00d1 /* MX23_PAD_GPMI_D13__LCD_D23 */ + 0x1160 /* MX23_PAD_LCD_DOTCK__LCD_DOTCK */ + 0x1170 /* MX23_PAD_LCD_ENABLE__LCD_ENABLE */ + 0x1180 /* MX23_PAD_LCD_HSYNC__LCD_HSYNC */ + 0x1190 /* MX23_PAD_LCD_VSYNC__LCD_VSYNC */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; fsl,pull-up = <0>; }; }; @@ -172,7 +303,9 @@ }; lcdif@80030000 { + compatible = "fsl,imx23-lcdif"; reg = <0x80030000 2000>; + interrupts = <46 45>; status = "disabled"; }; @@ -242,12 +375,16 @@ }; rtc@8005c000 { + compatible = "fsl,imx23-rtc", "fsl,stmp3xxx-rtc"; reg = <0x8005c000 2000>; - status = "disabled"; + interrupts = <22>; }; - pwm@80064000 { + pwm: pwm@80064000 { + compatible = "fsl,imx23-pwm"; reg = <0x80064000 2000>; + #pwm-cells = <2>; + fsl,pwm-number = <5>; status = "disabled"; }; @@ -257,12 +394,16 @@ }; auart0: serial@8006c000 { + compatible = "fsl,imx23-auart"; reg = <0x8006c000 0x2000>; + interrupts = <24 25 23>; status = "disabled"; }; auart1: serial@8006e000 { + compatible = "fsl,imx23-auart"; reg = <0x8006e000 0x2000>; + interrupts = <59 60 58>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/imx27-3ds.dts b/arch/arm/boot/dts/imx27-3ds.dts new file mode 100644 index 0000000..d3f8296 --- /dev/null +++ b/arch/arm/boot/dts/imx27-3ds.dts @@ -0,0 +1,41 @@ +/* + * Copyright 2012 Sascha Hauer, Pengutronix + * + * 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 + */ + +/dts-v1/; +/include/ "imx27.dtsi" + +/ { + model = "mx27_3ds"; + compatible = "freescale,imx27-3ds", "fsl,imx27"; + + memory { + reg = <0x0 0x0>; + }; + + soc { + aipi@10000000 { /* aipi */ + + wdog@10002000 { + status = "okay"; + }; + + uart@1000a000 { + fsl,uart-has-rtscts; + status = "okay"; + }; + + fec@1002b000 { + status = "okay"; + }; + }; + }; + +}; diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi index 386c769..00bae3a 100644 --- a/arch/arm/boot/dts/imx27.dtsi +++ b/arch/arm/boot/dts/imx27.dtsi @@ -121,7 +121,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio2: gpio@10015100 { @@ -131,7 +131,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio3: gpio@10015200 { @@ -141,7 +141,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio4: gpio@10015300 { @@ -151,7 +151,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio5: gpio@10015400 { @@ -161,7 +161,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio6: gpio@10015500 { @@ -171,7 +171,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; cspi3: cspi@10017000 { diff --git a/arch/arm/boot/dts/imx28-apx4devkit.dts b/arch/arm/boot/dts/imx28-apx4devkit.dts new file mode 100644 index 0000000..b383417 --- /dev/null +++ b/arch/arm/boot/dts/imx28-apx4devkit.dts @@ -0,0 +1,198 @@ +/dts-v1/; +/include/ "imx28.dtsi" + +/ { + model = "Bluegiga APX4 Development Kit"; + compatible = "bluegiga,apx4devkit", "fsl,imx28"; + + memory { + reg = <0x40000000 0x04000000>; + }; + + apb@80000000 { + apbh@80000000 { + gpmi-nand@8000c000 { + pinctrl-names = "default"; + pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>; + status = "okay"; + }; + + ssp0: ssp@80010000 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_sck_cfg>; + bus-width = <4>; + status = "okay"; + }; + + ssp2: ssp@80014000 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_4bit_pins_apx4 &mmc2_sck_cfg_apx4>; + bus-width = <4>; + status = "okay"; + }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog-gpios@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x0113 /* MX28_PAD_GPMI_CE1N__GPIO_0_17 */ + 0x0153 /* MX28_PAD_GPMI_RDY1__GPIO_0_21 */ + 0x2123 /* MX28_PAD_SSP2_MISO__GPIO_2_18 */ + 0x2131 /* MX28_PAD_SSP2_SS0__GPIO_2_19 */ + 0x31c3 /* MX28_PAD_PWM3__GPIO_3_28 */ + 0x31e3 /* MX28_PAD_LCD_RESET__GPIO_3_30 */ + 0x4143 /* MX28_PAD_JTAG_RTCK__GPIO_4_20 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + lcdif_pins_apx4: lcdif-apx4@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x1181 /* MX28_PAD_LCD_RD_E__LCD_VSYNC */ + 0x1191 /* MX28_PAD_LCD_WR_RWN__LCD_HSYNC */ + 0x11a1 /* MX28_PAD_LCD_RS__LCD_DOTCLK */ + 0x11b1 /* MX28_PAD_LCD_CS__LCD_ENABLE */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + mmc2_4bit_pins_apx4: mmc2-4bit-apx4@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2041 /* MX28_PAD_SSP0_DATA4__SSP2_D0 */ + 0x2051 /* MX28_PAD_SSP0_DATA5__SSP2_D3 */ + 0x2061 /* MX28_PAD_SSP0_DATA6__SSP2_CMD */ + 0x2071 /* MX28_PAD_SSP0_DATA7__SSP2_SCK */ + 0x2141 /* MX28_PAD_SSP2_SS1__SSP2_D1 */ + 0x2151 /* MX28_PAD_SSP2_SS2__SSP2_D2 */ + >; + fsl,drive-strength = <1>; + fsl,voltage = <1>; + fsl,pull-up = <1>; + }; + + mmc2_sck_cfg_apx4: mmc2-sck-cfg-apx4 { + fsl,pinmux-ids = < + 0x2071 /* MX28_PAD_SSP0_DATA7__SSP2_SCK */ + >; + fsl,drive-strength = <2>; + fsl,pull-up = <0>; + }; + }; + + lcdif@80030000 { + pinctrl-names = "default"; + pinctrl-0 = <&lcdif_24bit_pins_a + &lcdif_pins_apx4>; + status = "okay"; + }; + }; + + apbx@80040000 { + saif0: saif@80042000 { + pinctrl-names = "default"; + pinctrl-0 = <&saif0_pins_a>; + status = "okay"; + }; + + saif1: saif@80046000 { + pinctrl-names = "default"; + pinctrl-0 = <&saif1_pins_a>; + fsl,saif-master = <&saif0>; + status = "okay"; + }; + + i2c0: i2c@80058000 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins_a>; + status = "okay"; + + sgtl5000: codec@0a { + compatible = "fsl,sgtl5000"; + reg = <0x0a>; + VDDA-supply = <®_3p3v>; + VDDIO-supply = <®_3p3v>; + + }; + + pcf8563: rtc@51 { + compatible = "phg,pcf8563"; + reg = <0x51>; + }; + }; + + duart: serial@80074000 { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_a>; + status = "okay"; + }; + + auart0: serial@8006a000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart0_pins_a>; + status = "okay"; + }; + + auart1: serial@8006c000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart1_2pins_a>; + status = "okay"; + }; + + auart2: serial@8006e000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart2_2pins_a>; + status = "okay"; + }; + }; + }; + + ahb@80080000 { + mac0: ethernet@800f0000 { + phy-mode = "rmii"; + pinctrl-names = "default"; + pinctrl-0 = <&mac0_pins_a>; + status = "okay"; + }; + }; + + regulators { + compatible = "simple-bus"; + + reg_3p3v: 3p3v { + compatible = "regulator-fixed"; + regulator-name = "3P3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + }; + + sound { + compatible = "bluegiga,apx4devkit-sgtl5000", + "fsl,mxs-audio-sgtl5000"; + model = "apx4devkit-sgtl5000"; + saif-controllers = <&saif0 &saif1>; + audio-codec = <&sgtl5000>; + }; + + leds { + compatible = "gpio-leds"; + + user { + label = "Heartbeat"; + gpios = <&gpio3 28 0>; + linux,default-trigger = "heartbeat"; + }; + }; +}; diff --git a/arch/arm/boot/dts/imx28-cfa10036.dts b/arch/arm/boot/dts/imx28-cfa10036.dts new file mode 100644 index 0000000..c03a577 --- /dev/null +++ b/arch/arm/boot/dts/imx28-cfa10036.dts @@ -0,0 +1,52 @@ +/* + * Copyright 2012 Free Electrons + * + * 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 + */ + +/dts-v1/; +/include/ "imx28.dtsi" + +/ { + model = "Crystalfontz CFA-10036 Board"; + compatible = "crystalfontz,cfa10036", "fsl,imx28"; + + memory { + reg = <0x40000000 0x08000000>; + }; + + apb@80000000 { + apbh@80000000 { + ssp0: ssp@80010000 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_4bit_pins_a + &mmc0_cd_cfg &mmc0_sck_cfg>; + bus-width = <4>; + status = "okay"; + }; + }; + + apbx@80040000 { + duart: serial@80074000 { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_b>; + status = "okay"; + }; + }; + }; + + leds { + compatible = "gpio-leds"; + + power { + gpios = <&gpio3 4 1>; + default-state = "on"; + }; + }; +}; diff --git a/arch/arm/boot/dts/imx28-evk.dts b/arch/arm/boot/dts/imx28-evk.dts index ee520a5..773c0e8 100644 --- a/arch/arm/boot/dts/imx28-evk.dts +++ b/arch/arm/boot/dts/imx28-evk.dts @@ -22,6 +22,13 @@ apb@80000000 { apbh@80000000 { + gpmi-nand@8000c000 { + pinctrl-names = "default"; + pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg + &gpmi_pins_evk>; + status = "okay"; + }; + ssp0: ssp@80010000 { compatible = "fsl,imx28-mmc"; pinctrl-names = "default"; @@ -29,6 +36,7 @@ &mmc0_cd_cfg &mmc0_sck_cfg>; bus-width = <8>; wp-gpios = <&gpio2 12 0>; + vmmc-supply = <®_vddio_sd0>; status = "okay"; }; @@ -36,6 +44,72 @@ compatible = "fsl,imx28-mmc"; bus-width = <8>; wp-gpios = <&gpio0 28 0>; + }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog-gpios@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x20d3 /* MX28_PAD_SSP1_CMD__GPIO_2_13 */ + 0x20f3 /* MX28_PAD_SSP1_DATA3__GPIO_2_15 */ + 0x40d3 /* MX28_PAD_ENET0_RX_CLK__GPIO_4_13 */ + 0x20c3 /* MX28_PAD_SSP1_SCK__GPIO_2_12 */ + 0x31c3 /* MX28_PAD_PWM3__GPIO_3_28 */ + 0x31e3 /* MX28_PAD_LCD_RESET__GPIO_3_30 */ + 0x3053 /* MX28_PAD_AUART1_TX__GPIO_3_5 */ + 0x3083 /* MX28_PAD_AUART2_RX__GPIO_3_8 */ + 0x3093 /* MX28_PAD_AUART2_TX__GPIO_3_9 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + gpmi_pins_evk: gpmi-nand-evk@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x0110 /* MX28_PAD_GPMI_CE1N__GPMI_CE1N */ + 0x0150 /* MX28_PAD_GPMI_RDY1__GPMI_READY1 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + lcdif_pins_evk: lcdif-evk@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x1181 /* MX28_PAD_LCD_RD_E__LCD_VSYNC */ + 0x1191 /* MX28_PAD_LCD_WR_RWN__LCD_HSYNC */ + 0x11a1 /* MX28_PAD_LCD_RS__LCD_DOTCLK */ + 0x11b1 /* MX28_PAD_LCD_CS__LCD_ENABLE */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + }; + + lcdif@80030000 { + pinctrl-names = "default"; + pinctrl-0 = <&lcdif_24bit_pins_a + &lcdif_pins_evk>; + panel-enable-gpios = <&gpio3 30 0>; + status = "okay"; + }; + + can0: can@80032000 { + pinctrl-names = "default"; + pinctrl-0 = <&can0_pins_a>; + status = "okay"; + }; + + can1: can@80034000 { + pinctrl-names = "default"; + pinctrl-0 = <&can1_pins_a>; status = "okay"; }; }; @@ -68,19 +142,58 @@ }; }; + pwm: pwm@80064000 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm2_pins_a>; + status = "okay"; + }; + duart: serial@80074000 { pinctrl-names = "default"; pinctrl-0 = <&duart_pins_a>; status = "okay"; }; + + auart0: serial@8006a000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart0_pins_a>; + status = "okay"; + }; + + auart3: serial@80070000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart3_pins_a>; + status = "okay"; + }; + + usbphy0: usbphy@8007c000 { + status = "okay"; + }; + + usbphy1: usbphy@8007e000 { + status = "okay"; + }; }; }; ahb@80080000 { + usb0: usb@80080000 { + vbus-supply = <®_usb0_vbus>; + status = "okay"; + }; + + usb1: usb@80090000 { + vbus-supply = <®_usb1_vbus>; + status = "okay"; + }; + mac0: ethernet@800f0000 { phy-mode = "rmii"; pinctrl-names = "default"; pinctrl-0 = <&mac0_pins_a>; + phy-supply = <®_fec_3v3>; + phy-reset-gpios = <&gpio4 13 0>; + phy-reset-duration = <100>; status = "okay"; }; @@ -102,6 +215,40 @@ regulator-max-microvolt = <3300000>; regulator-always-on; }; + + reg_vddio_sd0: vddio-sd0 { + compatible = "regulator-fixed"; + regulator-name = "vddio-sd0"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio3 28 0>; + }; + + reg_fec_3v3: fec-3v3 { + compatible = "regulator-fixed"; + regulator-name = "fec-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio2 15 0>; + }; + + reg_usb0_vbus: usb0_vbus { + compatible = "regulator-fixed"; + regulator-name = "usb0_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio3 9 0>; + enable-active-high; + }; + + reg_usb1_vbus: usb1_vbus { + compatible = "regulator-fixed"; + regulator-name = "usb1_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio3 8 0>; + enable-active-high; + }; }; sound { @@ -111,4 +258,21 @@ saif-controllers = <&saif0 &saif1>; audio-codec = <&sgtl5000>; }; + + leds { + compatible = "gpio-leds"; + + user { + label = "Heartbeat"; + gpios = <&gpio3 5 0>; + linux,default-trigger = "heartbeat"; + }; + }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 2 5000000>; + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + }; }; diff --git a/arch/arm/boot/dts/imx28-m28evk.dts b/arch/arm/boot/dts/imx28-m28evk.dts new file mode 100644 index 0000000..183a3fd --- /dev/null +++ b/arch/arm/boot/dts/imx28-m28evk.dts @@ -0,0 +1,210 @@ +/* + * Copyright (C) 2012 Marek Vasut <marex@denx.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 + */ + +/dts-v1/; +/include/ "imx28.dtsi" + +/ { + model = "DENX M28EVK"; + compatible = "denx,m28evk", "fsl,imx28"; + + memory { + reg = <0x40000000 0x08000000>; + }; + + apb@80000000 { + apbh@80000000 { + gpmi-nand@8000c000 { + pinctrl-names = "default"; + pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>; + status = "okay"; + + partition@0 { + label = "bootloader"; + reg = <0x00000000 0x00300000>; + read-only; + }; + + partition@1 { + label = "environment"; + reg = <0x00300000 0x00080000>; + }; + + partition@2 { + label = "redundant-environment"; + reg = <0x00380000 0x00080000>; + }; + + partition@3 { + label = "kernel"; + reg = <0x00400000 0x00400000>; + }; + + partition@4 { + label = "filesystem"; + reg = <0x00800000 0x0f800000>; + }; + }; + + ssp0: ssp@80010000 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_8bit_pins_a + &mmc0_cd_cfg + &mmc0_sck_cfg>; + bus-width = <8>; + wp-gpios = <&gpio3 10 1>; + status = "okay"; + }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog-gpios@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x30a3 /* MX28_PAD_AUART2_CTS__GPIO_3_10 */ + 0x30b3 /* MX28_PAD_AUART2_RTS__GPIO_3_11 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + lcdif_pins_m28: lcdif-m28@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x11e0 /* MX28_PAD_LCD_DOTCLK__LCD_DOTCLK */ + 0x11f0 /* MX28_PAD_LCD_ENABLE__LCD_ENABLE */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + }; + + lcdif@80030000 { + pinctrl-names = "default"; + pinctrl-0 = <&lcdif_24bit_pins_a + &lcdif_pins_m28>; + status = "okay"; + }; + + can0: can@80032000 { + pinctrl-names = "default"; + pinctrl-0 = <&can0_pins_a>; + status = "okay"; + }; + + can1: can@80034000 { + pinctrl-names = "default"; + pinctrl-0 = <&can1_pins_a>; + status = "okay"; + }; + }; + + apbx@80040000 { + saif0: saif@80042000 { + pinctrl-names = "default"; + pinctrl-0 = <&saif0_pins_a>; + status = "okay"; + }; + + saif1: saif@80046000 { + pinctrl-names = "default"; + pinctrl-0 = <&saif1_pins_a>; + fsl,saif-master = <&saif0>; + status = "okay"; + }; + + i2c0: i2c@80058000 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins_a>; + status = "okay"; + + sgtl5000: codec@0a { + compatible = "fsl,sgtl5000"; + reg = <0x0a>; + VDDA-supply = <®_3p3v>; + VDDIO-supply = <®_3p3v>; + + }; + + eeprom: eeprom@51 { + compatible = "atmel,24c128"; + reg = <0x51>; + pagesize = <32>; + }; + + rtc: rtc@68 { + compatible = "stm,mt41t62"; + reg = <0x68>; + }; + }; + + duart: serial@80074000 { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_a>; + status = "okay"; + }; + + auart0: serial@8006a000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart0_2pins_a>; + status = "okay"; + }; + + auart3: serial@80070000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart3_pins_a>; + status = "okay"; + }; + }; + }; + + ahb@80080000 { + mac0: ethernet@800f0000 { + phy-mode = "rmii"; + pinctrl-names = "default"; + pinctrl-0 = <&mac0_pins_a>; + phy-reset-gpios = <&gpio3 11 0>; + status = "okay"; + }; + + mac1: ethernet@800f4000 { + phy-mode = "rmii"; + pinctrl-names = "default"; + pinctrl-0 = <&mac1_pins_a>; + status = "okay"; + }; + }; + + regulators { + compatible = "simple-bus"; + + reg_3p3v: 3p3v { + compatible = "regulator-fixed"; + regulator-name = "3P3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + }; + + sound { + compatible = "denx,m28evk-sgtl5000", + "fsl,mxs-audio-sgtl5000"; + model = "m28evk-sgtl5000"; + saif-controllers = <&saif0 &saif1>; + audio-codec = <&sgtl5000>; + }; +}; diff --git a/arch/arm/boot/dts/imx28-tx28.dts b/arch/arm/boot/dts/imx28-tx28.dts new file mode 100644 index 0000000..62bf767 --- /dev/null +++ b/arch/arm/boot/dts/imx28-tx28.dts @@ -0,0 +1,97 @@ +/dts-v1/; +/include/ "imx28.dtsi" + +/ { + model = "Ka-Ro electronics TX28 module"; + compatible = "karo,tx28", "fsl,imx28"; + + memory { + reg = <0x40000000 0x08000000>; + }; + + apb@80000000 { + apbh@80000000 { + ssp0: ssp@80010000 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_4bit_pins_a + &mmc0_cd_cfg + &mmc0_sck_cfg>; + bus-width = <4>; + status = "okay"; + }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog-gpios@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x40a3 /* MX28_PAD_ENET0_RXD3__GPIO_4_10 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + }; + }; + + apbx@80040000 { + i2c0: i2c@80058000 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins_a>; + status = "okay"; + + ds1339: rtc@68 { + compatible = "mxim,ds1339"; + reg = <0x68>; + }; + }; + + pwm: pwm@80064000 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm0_pins_a>; + status = "okay"; + }; + + duart: serial@80074000 { + pinctrl-names = "default"; + pinctrl-0 = <&duart_4pins_a>; + status = "okay"; + }; + + auart1: serial@8006c000 { + pinctrl-names = "default"; + pinctrl-0 = <&auart1_pins_a>; + status = "okay"; + }; + }; + }; + + ahb@80080000 { + mac0: ethernet@800f0000 { + phy-mode = "rmii"; + pinctrl-names = "default"; + pinctrl-0 = <&mac0_pins_a>; + status = "okay"; + }; + }; + + leds { + compatible = "gpio-leds"; + + user { + label = "Heartbeat"; + gpios = <&gpio4 10 0>; + linux,default-trigger = "heartbeat"; + }; + }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 0 5000000>; + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + }; +}; diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi index 4634cb8..915db89 100644 --- a/arch/arm/boot/dts/imx28.dtsi +++ b/arch/arm/boot/dts/imx28.dtsi @@ -22,6 +22,11 @@ gpio4 = &gpio4; saif0 = &saif0; saif1 = &saif1; + serial0 = &auart0; + serial1 = &auart1; + serial2 = &auart2; + serial3 = &auart3; + serial4 = &auart4; }; cpus { @@ -68,15 +73,15 @@ status = "disabled"; }; - bch@8000a000 { - reg = <0x8000a000 2000>; - interrupts = <41>; - status = "disabled"; - }; - - gpmi@8000c000 { - reg = <0x8000c000 2000>; - interrupts = <42 88>; + gpmi-nand@8000c000 { + compatible = "fsl,imx28-gpmi-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x8000c000 2000>, <0x8000a000 2000>; + reg-names = "gpmi-nand", "bch"; + interrupts = <88>, <41>; + interrupt-names = "gpmi-dma", "bch"; + fsl,gpmi-dma-channel = <4>; status = "disabled"; }; @@ -161,7 +166,150 @@ duart_pins_a: duart@0 { reg = <0>; - fsl,pinmux-ids = <0x3102 0x3112>; + fsl,pinmux-ids = < + 0x3102 /* MX28_PAD_PWM0__DUART_RX */ + 0x3112 /* MX28_PAD_PWM1__DUART_TX */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + duart_pins_b: duart@1 { + reg = <1>; + fsl,pinmux-ids = < + 0x3022 /* MX28_PAD_AUART0_CTS__DUART_RX */ + 0x3032 /* MX28_PAD_AUART0_RTS__DUART_TX */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + duart_4pins_a: duart-4pins@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x3022 /* MX28_PAD_AUART0_CTS__DUART_RX */ + 0x3032 /* MX28_PAD_AUART0_RTS__DUART_TX */ + 0x3002 /* MX28_PAD_AUART0_RX__DUART_CTS */ + 0x3012 /* MX28_PAD_AUART0_TX__DUART_RTS */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + gpmi_pins_a: gpmi-nand@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x0000 /* MX28_PAD_GPMI_D00__GPMI_D0 */ + 0x0010 /* MX28_PAD_GPMI_D01__GPMI_D1 */ + 0x0020 /* MX28_PAD_GPMI_D02__GPMI_D2 */ + 0x0030 /* MX28_PAD_GPMI_D03__GPMI_D3 */ + 0x0040 /* MX28_PAD_GPMI_D04__GPMI_D4 */ + 0x0050 /* MX28_PAD_GPMI_D05__GPMI_D5 */ + 0x0060 /* MX28_PAD_GPMI_D06__GPMI_D6 */ + 0x0070 /* MX28_PAD_GPMI_D07__GPMI_D7 */ + 0x0100 /* MX28_PAD_GPMI_CE0N__GPMI_CE0N */ + 0x0140 /* MX28_PAD_GPMI_RDY0__GPMI_READY0 */ + 0x0180 /* MX28_PAD_GPMI_RDN__GPMI_RDN */ + 0x0190 /* MX28_PAD_GPMI_WRN__GPMI_WRN */ + 0x01a0 /* MX28_PAD_GPMI_ALE__GPMI_ALE */ + 0x01b0 /* MX28_PAD_GPMI_CLE__GPMI_CLE */ + 0x01c0 /* MX28_PAD_GPMI_RESETN__GPMI_RESETN */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + gpmi_status_cfg: gpmi-status-cfg { + fsl,pinmux-ids = < + 0x0180 /* MX28_PAD_GPMI_RDN__GPMI_RDN */ + 0x0190 /* MX28_PAD_GPMI_WRN__GPMI_WRN */ + 0x01c0 /* MX28_PAD_GPMI_RESETN__GPMI_RESETN */ + >; + fsl,drive-strength = <2>; + }; + + auart0_pins_a: auart0@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x3000 /* MX28_PAD_AUART0_RX__AUART0_RX */ + 0x3010 /* MX28_PAD_AUART0_TX__AUART0_TX */ + 0x3020 /* MX28_PAD_AUART0_CTS__AUART0_CTS */ + 0x3030 /* MX28_PAD_AUART0_RTS__AUART0_RTS */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + auart0_2pins_a: auart0-2pins@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x3000 /* MX28_PAD_AUART0_RX__AUART0_RX */ + 0x3010 /* MX28_PAD_AUART0_TX__AUART0_TX */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + auart1_pins_a: auart1@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x3040 /* MX28_PAD_AUART1_RX__AUART1_RX */ + 0x3050 /* MX28_PAD_AUART1_TX__AUART1_TX */ + 0x3060 /* MX28_PAD_AUART1_CTS__AUART1_CTS */ + 0x3070 /* MX28_PAD_AUART1_RTS__AUART1_RTS */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + auart1_2pins_a: auart1-2pins@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x3040 /* MX28_PAD_AUART1_RX__AUART1_RX */ + 0x3050 /* MX28_PAD_AUART1_TX__AUART1_TX */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + auart2_2pins_a: auart2-2pins@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2101 /* MX28_PAD_SSP2_SCK__AUART2_RX */ + 0x2111 /* MX28_PAD_SSP2_MOSI__AUART2_TX */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + auart3_pins_a: auart3@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x30c0 /* MX28_PAD_AUART3_RX__AUART3_RX */ + 0x30d0 /* MX28_PAD_AUART3_TX__AUART3_TX */ + 0x30e0 /* MX28_PAD_AUART3_CTS__AUART3_CTS */ + 0x30f0 /* MX28_PAD_AUART3_RTS__AUART3_RTS */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + auart3_2pins_a: auart3-2pins@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2121 /* MX28_PAD_SSP2_MISO__AUART3_RX */ + 0x2131 /* MX28_PAD_SSP2_SS0__AUART3_TX */ + >; fsl,drive-strength = <0>; fsl,voltage = <1>; fsl,pull-up = <0>; @@ -169,9 +317,17 @@ mac0_pins_a: mac0@0 { reg = <0>; - fsl,pinmux-ids = <0x4000 0x4010 0x4020 - 0x4030 0x4040 0x4060 0x4070 - 0x4080 0x4100>; + fsl,pinmux-ids = < + 0x4000 /* MX28_PAD_ENET0_MDC__ENET0_MDC */ + 0x4010 /* MX28_PAD_ENET0_MDIO__ENET0_MDIO */ + 0x4020 /* MX28_PAD_ENET0_RX_EN__ENET0_RX_EN */ + 0x4030 /* MX28_PAD_ENET0_RXD0__ENET0_RXD0 */ + 0x4040 /* MX28_PAD_ENET0_RXD1__ENET0_RXD1 */ + 0x4060 /* MX28_PAD_ENET0_TX_EN__ENET0_TX_EN */ + 0x4070 /* MX28_PAD_ENET0_TXD0__ENET0_TXD0 */ + 0x4080 /* MX28_PAD_ENET0_TXD1__ENET0_TXD1 */ + 0x4100 /* MX28_PAD_ENET_CLK__CLKCTRL_ENET */ + >; fsl,drive-strength = <1>; fsl,voltage = <1>; fsl,pull-up = <1>; @@ -179,8 +335,14 @@ mac1_pins_a: mac1@0 { reg = <0>; - fsl,pinmux-ids = <0x40f1 0x4091 0x40a1 - 0x40e1 0x40b1 0x40c1>; + fsl,pinmux-ids = < + 0x40f1 /* MX28_PAD_ENET0_CRS__ENET1_RX_EN */ + 0x4091 /* MX28_PAD_ENET0_RXD2__ENET1_RXD0 */ + 0x40a1 /* MX28_PAD_ENET0_RXD3__ENET1_RXD1 */ + 0x40e1 /* MX28_PAD_ENET0_COL__ENET1_TX_EN */ + 0x40b1 /* MX28_PAD_ENET0_TXD2__ENET1_TXD0 */ + 0x40c1 /* MX28_PAD_ENET0_TXD3__ENET1_TXD1 */ + >; fsl,drive-strength = <1>; fsl,voltage = <1>; fsl,pull-up = <1>; @@ -188,28 +350,61 @@ mmc0_8bit_pins_a: mmc0-8bit@0 { reg = <0>; - fsl,pinmux-ids = <0x2000 0x2010 0x2020 - 0x2030 0x2040 0x2050 0x2060 - 0x2070 0x2080 0x2090 0x20a0>; + fsl,pinmux-ids = < + 0x2000 /* MX28_PAD_SSP0_DATA0__SSP0_D0 */ + 0x2010 /* MX28_PAD_SSP0_DATA1__SSP0_D1 */ + 0x2020 /* MX28_PAD_SSP0_DATA2__SSP0_D2 */ + 0x2030 /* MX28_PAD_SSP0_DATA3__SSP0_D3 */ + 0x2040 /* MX28_PAD_SSP0_DATA4__SSP0_D4 */ + 0x2050 /* MX28_PAD_SSP0_DATA5__SSP0_D5 */ + 0x2060 /* MX28_PAD_SSP0_DATA6__SSP0_D6 */ + 0x2070 /* MX28_PAD_SSP0_DATA7__SSP0_D7 */ + 0x2080 /* MX28_PAD_SSP0_CMD__SSP0_CMD */ + 0x2090 /* MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT */ + 0x20a0 /* MX28_PAD_SSP0_SCK__SSP0_SCK */ + >; + fsl,drive-strength = <1>; + fsl,voltage = <1>; + fsl,pull-up = <1>; + }; + + mmc0_4bit_pins_a: mmc0-4bit@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2000 /* MX28_PAD_SSP0_DATA0__SSP0_D0 */ + 0x2010 /* MX28_PAD_SSP0_DATA1__SSP0_D1 */ + 0x2020 /* MX28_PAD_SSP0_DATA2__SSP0_D2 */ + 0x2030 /* MX28_PAD_SSP0_DATA3__SSP0_D3 */ + 0x2080 /* MX28_PAD_SSP0_CMD__SSP0_CMD */ + 0x2090 /* MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT */ + 0x20a0 /* MX28_PAD_SSP0_SCK__SSP0_SCK */ + >; fsl,drive-strength = <1>; fsl,voltage = <1>; fsl,pull-up = <1>; }; mmc0_cd_cfg: mmc0-cd-cfg { - fsl,pinmux-ids = <0x2090>; + fsl,pinmux-ids = < + 0x2090 /* MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT */ + >; fsl,pull-up = <0>; }; mmc0_sck_cfg: mmc0-sck-cfg { - fsl,pinmux-ids = <0x20a0>; + fsl,pinmux-ids = < + 0x20a0 /* MX28_PAD_SSP0_SCK__SSP0_SCK */ + >; fsl,drive-strength = <2>; fsl,pull-up = <0>; }; i2c0_pins_a: i2c0@0 { reg = <0>; - fsl,pinmux-ids = <0x3180 0x3190>; + fsl,pinmux-ids = < + 0x3180 /* MX28_PAD_I2C0_SCL__I2C0_SCL */ + 0x3190 /* MX28_PAD_I2C0_SDA__I2C0_SDA */ + >; fsl,drive-strength = <1>; fsl,voltage = <1>; fsl,pull-up = <1>; @@ -217,8 +412,12 @@ saif0_pins_a: saif0@0 { reg = <0>; - fsl,pinmux-ids = - <0x3140 0x3150 0x3160 0x3170>; + fsl,pinmux-ids = < + 0x3140 /* MX28_PAD_SAIF0_MCLK__SAIF0_MCLK */ + 0x3150 /* MX28_PAD_SAIF0_LRCLK__SAIF0_LRCLK */ + 0x3160 /* MX28_PAD_SAIF0_BITCLK__SAIF0_BITCLK */ + 0x3170 /* MX28_PAD_SAIF0_SDATA0__SAIF0_SDATA0 */ + >; fsl,drive-strength = <2>; fsl,voltage = <1>; fsl,pull-up = <1>; @@ -226,11 +425,88 @@ saif1_pins_a: saif1@0 { reg = <0>; - fsl,pinmux-ids = <0x31a0>; + fsl,pinmux-ids = < + 0x31a0 /* MX28_PAD_SAIF1_SDATA0__SAIF1_SDATA0 */ + >; fsl,drive-strength = <2>; fsl,voltage = <1>; fsl,pull-up = <1>; }; + + pwm0_pins_a: pwm0@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x3100 /* MX28_PAD_PWM0__PWM_0 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + pwm2_pins_a: pwm2@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x3120 /* MX28_PAD_PWM2__PWM_2 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + lcdif_24bit_pins_a: lcdif-24bit@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x1000 /* MX28_PAD_LCD_D00__LCD_D0 */ + 0x1010 /* MX28_PAD_LCD_D01__LCD_D1 */ + 0x1020 /* MX28_PAD_LCD_D02__LCD_D2 */ + 0x1030 /* MX28_PAD_LCD_D03__LCD_D3 */ + 0x1040 /* MX28_PAD_LCD_D04__LCD_D4 */ + 0x1050 /* MX28_PAD_LCD_D05__LCD_D5 */ + 0x1060 /* MX28_PAD_LCD_D06__LCD_D6 */ + 0x1070 /* MX28_PAD_LCD_D07__LCD_D7 */ + 0x1080 /* MX28_PAD_LCD_D08__LCD_D8 */ + 0x1090 /* MX28_PAD_LCD_D09__LCD_D9 */ + 0x10a0 /* MX28_PAD_LCD_D10__LCD_D10 */ + 0x10b0 /* MX28_PAD_LCD_D11__LCD_D11 */ + 0x10c0 /* MX28_PAD_LCD_D12__LCD_D12 */ + 0x10d0 /* MX28_PAD_LCD_D13__LCD_D13 */ + 0x10e0 /* MX28_PAD_LCD_D14__LCD_D14 */ + 0x10f0 /* MX28_PAD_LCD_D15__LCD_D15 */ + 0x1100 /* MX28_PAD_LCD_D16__LCD_D16 */ + 0x1110 /* MX28_PAD_LCD_D17__LCD_D17 */ + 0x1120 /* MX28_PAD_LCD_D18__LCD_D18 */ + 0x1130 /* MX28_PAD_LCD_D19__LCD_D19 */ + 0x1140 /* MX28_PAD_LCD_D20__LCD_D20 */ + 0x1150 /* MX28_PAD_LCD_D21__LCD_D21 */ + 0x1160 /* MX28_PAD_LCD_D22__LCD_D22 */ + 0x1170 /* MX28_PAD_LCD_D23__LCD_D23 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + can0_pins_a: can0@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x0161 /* MX28_PAD_GPMI_RDY2__CAN0_TX */ + 0x0171 /* MX28_PAD_GPMI_RDY3__CAN0_RX */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + can1_pins_a: can1@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x0121 /* MX28_PAD_GPMI_CE2N__CAN1_TX */ + 0x0131 /* MX28_PAD_GPMI_CE3N__CAN1_RX */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; }; digctl@8001c000 { @@ -272,18 +548,21 @@ }; lcdif@80030000 { + compatible = "fsl,imx28-lcdif"; reg = <0x80030000 2000>; interrupts = <38 86>; status = "disabled"; }; can0: can@80032000 { + compatible = "fsl,imx28-flexcan", "fsl,p1010-flexcan"; reg = <0x80032000 2000>; interrupts = <8>; status = "disabled"; }; can1: can@80034000 { + compatible = "fsl,imx28-flexcan", "fsl,p1010-flexcan"; reg = <0x80034000 2000>; interrupts = <9>; status = "disabled"; @@ -370,9 +649,9 @@ }; rtc@80056000 { + compatible = "fsl,imx28-rtc", "fsl,stmp3xxx-rtc"; reg = <0x80056000 2000>; - interrupts = <28 29>; - status = "disabled"; + interrupts = <29>; }; i2c0: i2c@80058000 { @@ -393,8 +672,11 @@ status = "disabled"; }; - pwm@80064000 { + pwm: pwm@80064000 { + compatible = "fsl,imx28-pwm", "fsl,imx23-pwm"; reg = <0x80064000 2000>; + #pwm-cells = <2>; + fsl,pwm-number = <8>; status = "disabled"; }; @@ -404,30 +686,35 @@ }; auart0: serial@8006a000 { + compatible = "fsl,imx28-auart", "fsl,imx23-auart"; reg = <0x8006a000 0x2000>; interrupts = <112 70 71>; status = "disabled"; }; auart1: serial@8006c000 { + compatible = "fsl,imx28-auart", "fsl,imx23-auart"; reg = <0x8006c000 0x2000>; interrupts = <113 72 73>; status = "disabled"; }; auart2: serial@8006e000 { + compatible = "fsl,imx28-auart", "fsl,imx23-auart"; reg = <0x8006e000 0x2000>; interrupts = <114 74 75>; status = "disabled"; }; auart3: serial@80070000 { + compatible = "fsl,imx28-auart", "fsl,imx23-auart"; reg = <0x80070000 0x2000>; interrupts = <115 76 77>; status = "disabled"; }; auart4: serial@80072000 { + compatible = "fsl,imx28-auart", "fsl,imx23-auart"; reg = <0x80072000 0x2000>; interrupts = <116 78 79>; status = "disabled"; @@ -441,11 +728,13 @@ }; usbphy0: usbphy@8007c000 { + compatible = "fsl,imx28-usbphy", "fsl,imx23-usbphy"; reg = <0x8007c000 0x2000>; status = "disabled"; }; usbphy1: usbphy@8007e000 { + compatible = "fsl,imx28-usbphy", "fsl,imx23-usbphy"; reg = <0x8007e000 0x2000>; status = "disabled"; }; @@ -459,13 +748,19 @@ reg = <0x80080000 0x80000>; ranges; - usbctrl0: usbctrl@80080000 { + usb0: usb@80080000 { + compatible = "fsl,imx28-usb", "fsl,imx27-usb"; reg = <0x80080000 0x10000>; + interrupts = <93>; + fsl,usbphy = <&usbphy0>; status = "disabled"; }; - usbctrl1: usbctrl@80090000 { + usb1: usb@80090000 { + compatible = "fsl,imx28-usb", "fsl,imx27-usb"; reg = <0x80090000 0x10000>; + interrupts = <92>; + fsl,usbphy = <&usbphy1>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/imx31-bug.dts b/arch/arm/boot/dts/imx31-bug.dts new file mode 100644 index 0000000..24731cb --- /dev/null +++ b/arch/arm/boot/dts/imx31-bug.dts @@ -0,0 +1,31 @@ +/* + * Copyright 2012 Denis 'GNUtoo' Carikli <GNUtoo@no-log.org> + * + * 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 + */ + +/dts-v1/; +/include/ "imx31.dtsi" + +/ { + model = "Buglabs i.MX31 Bug 1.x"; + compatible = "fsl,imx31-bug", "fsl,imx31"; + + memory { + reg = <0x80000000 0x8000000>; /* 128M */ + }; + + soc { + aips@43f00000 { /* AIPS1 */ + uart5: serial@43fb4000 { + fsl,uart-has-rtscts; + status = "okay"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/imx31.dtsi b/arch/arm/boot/dts/imx31.dtsi new file mode 100644 index 0000000..eef7099 --- /dev/null +++ b/arch/arm/boot/dts/imx31.dtsi @@ -0,0 +1,88 @@ +/* + * Copyright 2012 Denis 'GNUtoo' Carikli <GNUtoo@no-log.org> + * + * 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 + */ + +/include/ "skeleton.dtsi" + +/ { + aliases { + serial0 = &uart1; + serial1 = &uart2; + serial2 = &uart3; + serial3 = &uart4; + serial4 = &uart5; + }; + + avic: avic-interrupt-controller@60000000 { + compatible = "fsl,imx31-avic", "fsl,avic"; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x60000000 0x100000>; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + interrupt-parent = <&avic>; + ranges; + + aips@43f00000 { /* AIPS1 */ + compatible = "fsl,aips-bus", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x43f00000 0x100000>; + ranges; + + uart1: serial@43f90000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x43f90000 0x4000>; + interrupts = <45>; + status = "disabled"; + }; + + uart2: serial@43f94000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x43f94000 0x4000>; + interrupts = <32>; + status = "disabled"; + }; + + uart4: serial@43fb0000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x43fb0000 0x4000>; + interrupts = <46>; + status = "disabled"; + }; + + uart5: serial@43fb4000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x43fb4000 0x4000>; + interrupts = <47>; + status = "disabled"; + }; + }; + + spba@50000000 { + compatible = "fsl,spba-bus", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x50000000 0x100000>; + ranges; + + uart3: serial@5000c000 { + compatible = "fsl,imx31-uart", "fsl,imx21-uart"; + reg = <0x5000c000 0x4000>; + interrupts = <18>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/imx51.dtsi b/arch/arm/boot/dts/imx51.dtsi index bfa65ab..922adef 100644 --- a/arch/arm/boot/dts/imx51.dtsi +++ b/arch/arm/boot/dts/imx51.dtsi @@ -133,7 +133,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio2: gpio@73f88000 { @@ -143,7 +143,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio3: gpio@73f8c000 { @@ -153,7 +153,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio4: gpio@73f90000 { @@ -163,7 +163,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; wdog@73f98000 { /* WDOG1 */ diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi index e3e8694..4e735ed 100644 --- a/arch/arm/boot/dts/imx53.dtsi +++ b/arch/arm/boot/dts/imx53.dtsi @@ -135,7 +135,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio2: gpio@53f88000 { @@ -145,7 +145,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio3: gpio@53f8c000 { @@ -155,7 +155,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio4: gpio@53f90000 { @@ -165,7 +165,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; wdog@53f98000 { /* WDOG1 */ @@ -203,7 +203,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio6: gpio@53fe0000 { @@ -213,7 +213,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio7: gpio@53fe4000 { @@ -223,7 +223,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; i2c@53fec000 { /* I2C3 */ diff --git a/arch/arm/boot/dts/imx6q-arm2.dts b/arch/arm/boot/dts/imx6q-arm2.dts index db4c609..d792581 100644 --- a/arch/arm/boot/dts/imx6q-arm2.dts +++ b/arch/arm/boot/dts/imx6q-arm2.dts @@ -22,6 +22,12 @@ }; soc { + gpmi-nand@00112000 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpmi_nand_1>; + status = "disabled"; /* gpmi nand conflicts with SD */ + }; + aips-bus@02100000 { /* AIPS2 */ ethernet@02188000 { phy-mode = "rgmii"; diff --git a/arch/arm/boot/dts/imx6q-sabrelite.dts b/arch/arm/boot/dts/imx6q-sabrelite.dts index e0ec929..d42e851 100644 --- a/arch/arm/boot/dts/imx6q-sabrelite.dts +++ b/arch/arm/boot/dts/imx6q-sabrelite.dts @@ -27,6 +27,8 @@ ecspi@02008000 { /* eCSPI1 */ fsl,spi-num-chipselects = <1>; cs-gpios = <&gpio3 19 0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi1_1>; status = "okay"; flash: m25p80@0 { @@ -42,9 +44,31 @@ }; }; + iomuxc@020e0000 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio_hog>; + + gpios { + pinctrl_gpio_hog: gpiohog { + fsl,pins = < + 144 0x80000000 /* MX6Q_PAD_EIM_D22__GPIO_3_22 */ + 121 0x80000000 /* MX6Q_PAD_EIM_D19__GPIO_3_19 */ + >; + }; + }; + }; }; aips-bus@02100000 { /* AIPS2 */ + usb@02184000 { /* USB OTG */ + vbus-supply = <®_usb_otg_vbus>; + status = "okay"; + }; + + usb@02184200 { /* USB1 */ + status = "okay"; + }; + ethernet@02188000 { phy-mode = "rgmii"; phy-reset-gpios = <&gpio3 23 0>; @@ -111,6 +135,15 @@ regulator-max-microvolt = <3300000>; regulator-always-on; }; + + reg_usb_otg_vbus: usb_otg_vbus { + compatible = "regulator-fixed"; + regulator-name = "usb_otg_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio3 22 0>; + enable-active-high; + }; }; sound { diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi index 8c90cba..c25d495 100644 --- a/arch/arm/boot/dts/imx6q.dtsi +++ b/arch/arm/boot/dts/imx6q.dtsi @@ -87,6 +87,23 @@ interrupt-parent = <&intc>; ranges; + dma-apbh@00110000 { + compatible = "fsl,imx6q-dma-apbh", "fsl,imx28-dma-apbh"; + reg = <0x00110000 0x2000>; + }; + + gpmi-nand@00112000 { + compatible = "fsl,imx6q-gpmi-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x00112000 0x2000>, <0x00114000 0x2000>; + reg-names = "gpmi-nand", "bch"; + interrupts = <0 13 0x04>, <0 15 0x04>; + interrupt-names = "gpmi-dma", "bch"; + fsl,gpmi-dma-channel = <0>; + status = "disabled"; + }; + timer@00a00600 { compatible = "arm,cortex-a9-twd-timer"; reg = <0x00a00600 0x20>; @@ -266,7 +283,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio2: gpio@020a0000 { @@ -276,7 +293,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio3: gpio@020a4000 { @@ -286,7 +303,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio4: gpio@020a8000 { @@ -296,7 +313,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio5: gpio@020ac000 { @@ -306,7 +323,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio6: gpio@020b0000 { @@ -316,7 +333,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; gpio7: gpio@020b4000 { @@ -326,7 +343,7 @@ gpio-controller; #gpio-cells = <2>; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; }; kpp@020b8000 { @@ -444,12 +461,14 @@ }; }; - usbphy@020c9000 { /* USBPHY1 */ + usbphy1: usbphy@020c9000 { + compatible = "fsl,imx6q-usbphy", "fsl,imx23-usbphy"; reg = <0x020c9000 0x1000>; interrupts = <0 44 0x04>; }; - usbphy@020ca000 { /* USBPHY2 */ + usbphy2: usbphy@020ca000 { + compatible = "fsl,imx6q-usbphy", "fsl,imx23-usbphy"; reg = <0x020ca000 0x1000>; interrupts = <0 45 0x04>; }; @@ -495,6 +514,30 @@ }; }; + gpmi-nand { + pinctrl_gpmi_nand_1: gpmi-nand-1 { + fsl,pins = <1328 0xb0b1 /* MX6Q_PAD_NANDF_CLE__RAWNAND_CLE */ + 1336 0xb0b1 /* MX6Q_PAD_NANDF_ALE__RAWNAND_ALE */ + 1344 0xb0b1 /* MX6Q_PAD_NANDF_WP_B__RAWNAND_RESETN */ + 1352 0xb000 /* MX6Q_PAD_NANDF_RB0__RAWNAND_READY0 */ + 1360 0xb0b1 /* MX6Q_PAD_NANDF_CS0__RAWNAND_CE0N */ + 1365 0xb0b1 /* MX6Q_PAD_NANDF_CS1__RAWNAND_CE1N */ + 1371 0xb0b1 /* MX6Q_PAD_NANDF_CS2__RAWNAND_CE2N */ + 1378 0xb0b1 /* MX6Q_PAD_NANDF_CS3__RAWNAND_CE3N */ + 1387 0xb0b1 /* MX6Q_PAD_SD4_CMD__RAWNAND_RDN */ + 1393 0xb0b1 /* MX6Q_PAD_SD4_CLK__RAWNAND_WRN */ + 1397 0xb0b1 /* MX6Q_PAD_NANDF_D0__RAWNAND_D0 */ + 1405 0xb0b1 /* MX6Q_PAD_NANDF_D1__RAWNAND_D1 */ + 1413 0xb0b1 /* MX6Q_PAD_NANDF_D2__RAWNAND_D2 */ + 1421 0xb0b1 /* MX6Q_PAD_NANDF_D3__RAWNAND_D3 */ + 1429 0xb0b1 /* MX6Q_PAD_NANDF_D4__RAWNAND_D4 */ + 1437 0xb0b1 /* MX6Q_PAD_NANDF_D5__RAWNAND_D5 */ + 1445 0xb0b1 /* MX6Q_PAD_NANDF_D6__RAWNAND_D6 */ + 1453 0xb0b1 /* MX6Q_PAD_NANDF_D7__RAWNAND_D7 */ + 1463 0x00b1>; /* MX6Q_PAD_SD4_DAT0__RAWNAND_DQS */ + }; + }; + i2c1 { pinctrl_i2c1_1: i2c1grp-1 { fsl,pins = <137 0x4001b8b1 /* MX6Q_PAD_EIM_D21__I2C1_SCL */ @@ -538,6 +581,14 @@ 1517 0x17059>; /* MX6Q_PAD_SD4_DAT7__USDHC4_DAT7 */ }; }; + + ecspi1 { + pinctrl_ecspi1_1: ecspi1grp-1 { + fsl,pins = <101 0x100b1 /* MX6Q_PAD_EIM_D17__ECSPI1_MISO */ + 109 0x100b1 /* MX6Q_PAD_EIM_D18__ECSPI1_MOSI */ + 94 0x100b1>; /* MX6Q_PAD_EIM_D16__ECSPI1_SCLK */ + }; + }; }; dcic@020e4000 { /* DCIC1 */ @@ -573,6 +624,36 @@ reg = <0x0217c000 0x4000>; }; + usb@02184000 { /* USB OTG */ + compatible = "fsl,imx6q-usb", "fsl,imx27-usb"; + reg = <0x02184000 0x200>; + interrupts = <0 43 0x04>; + fsl,usbphy = <&usbphy1>; + status = "disabled"; + }; + + usb@02184200 { /* USB1 */ + compatible = "fsl,imx6q-usb", "fsl,imx27-usb"; + reg = <0x02184200 0x200>; + interrupts = <0 40 0x04>; + fsl,usbphy = <&usbphy2>; + status = "disabled"; + }; + + usb@02184400 { /* USB2 */ + compatible = "fsl,imx6q-usb", "fsl,imx27-usb"; + reg = <0x02184400 0x200>; + interrupts = <0 41 0x04>; + status = "disabled"; + }; + + usb@02184600 { /* USB3 */ + compatible = "fsl,imx6q-usb", "fsl,imx27-usb"; + reg = <0x02184600 0x200>; + interrupts = <0 42 0x04>; + status = "disabled"; + }; + ethernet@02188000 { compatible = "fsl,imx6q-fec"; reg = <0x02188000 0x4000>; diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi index 3f5dad8..e5ffe96 100644 --- a/arch/arm/boot/dts/lpc32xx.dtsi +++ b/arch/arm/boot/dts/lpc32xx.dtsi @@ -35,13 +35,14 @@ slc: flash@20020000 { compatible = "nxp,lpc3220-slc"; reg = <0x20020000 0x1000>; - status = "disable"; + status = "disabled"; }; - mlc: flash@200B0000 { + mlc: flash@200a8000 { compatible = "nxp,lpc3220-mlc"; - reg = <0x200B0000 0x1000>; - status = "disable"; + reg = <0x200a8000 0x11000>; + interrupts = <11 0>; + status = "disabled"; }; dma@31000000 { @@ -57,21 +58,21 @@ compatible = "nxp,ohci-nxp", "usb-ohci"; reg = <0x31020000 0x300>; interrupts = <0x3b 0>; - status = "disable"; + status = "disabled"; }; usbd@31020000 { compatible = "nxp,lpc3220-udc"; reg = <0x31020000 0x300>; interrupts = <0x3d 0>, <0x3e 0>, <0x3c 0>, <0x3a 0>; - status = "disable"; + status = "disabled"; }; clcd@31040000 { compatible = "arm,pl110", "arm,primecell"; reg = <0x31040000 0x1000>; interrupts = <0x0e 0>; - status = "disable"; + status = "disabled"; }; mac: ethernet@31060000 { @@ -114,9 +115,10 @@ }; sd@20098000 { - compatible = "arm,pl180", "arm,primecell"; + compatible = "arm,pl18x", "arm,primecell"; reg = <0x20098000 0x1000>; interrupts = <0x0f 0>, <0x0d 0>; + status = "disabled"; }; i2s1: i2s@2009C000 { @@ -124,24 +126,42 @@ reg = <0x2009C000 0x1000>; }; + /* UART5 first since it is the default console, ttyS0 */ + uart5: serial@40090000 { + /* actually, ns16550a w/ 64 byte fifos! */ + compatible = "nxp,lpc3220-uart"; + reg = <0x40090000 0x1000>; + interrupts = <9 0>; + clock-frequency = <13000000>; + reg-shift = <2>; + status = "disabled"; + }; + uart3: serial@40080000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-uart"; reg = <0x40080000 0x1000>; + interrupts = <7 0>; + clock-frequency = <13000000>; + reg-shift = <2>; + status = "disabled"; }; uart4: serial@40088000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-uart"; reg = <0x40088000 0x1000>; - }; - - uart5: serial@40090000 { - compatible = "nxp,serial"; - reg = <0x40090000 0x1000>; + interrupts = <8 0>; + clock-frequency = <13000000>; + reg-shift = <2>; + status = "disabled"; }; uart6: serial@40098000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-uart"; reg = <0x40098000 0x1000>; + interrupts = <10 0>; + clock-frequency = <13000000>; + reg-shift = <2>; + status = "disabled"; }; i2c1: i2c@400A0000 { @@ -192,18 +212,24 @@ }; uart1: serial@40014000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-hsuart"; reg = <0x40014000 0x1000>; + interrupts = <26 0>; + status = "disabled"; }; uart2: serial@40018000 { - compatible = "nxp,serial"; + compatible = "nxp,lpc3220-hsuart"; reg = <0x40018000 0x1000>; + interrupts = <25 0>; + status = "disabled"; }; - uart7: serial@4001C000 { - compatible = "nxp,serial"; - reg = <0x4001C000 0x1000>; + uart7: serial@4001c000 { + compatible = "nxp,lpc3220-hsuart"; + reg = <0x4001c000 0x1000>; + interrupts = <24 0>; + status = "disabled"; }; rtc@40024000 { @@ -235,21 +261,28 @@ compatible = "nxp,lpc3220-adc"; reg = <0x40048000 0x1000>; interrupts = <0x27 0>; - status = "disable"; + status = "disabled"; }; tsc@40048000 { compatible = "nxp,lpc3220-tsc"; reg = <0x40048000 0x1000>; interrupts = <0x27 0>; - status = "disable"; + status = "disabled"; }; key@40050000 { compatible = "nxp,lpc3220-key"; reg = <0x40050000 0x1000>; + interrupts = <54 0>; + status = "disabled"; }; + pwm: pwm@4005C000 { + compatible = "nxp,lpc3220-pwm"; + reg = <0x4005C000 0x8>; + status = "disabled"; + }; }; }; }; diff --git a/arch/arm/boot/dts/omap2420-h4.dts b/arch/arm/boot/dts/omap2420-h4.dts new file mode 100644 index 0000000..25b50b7 --- /dev/null +++ b/arch/arm/boot/dts/omap2420-h4.dts @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * 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. + */ +/dts-v1/; + +/include/ "omap2.dtsi" + +/ { + model = "TI OMAP2420 H4 board"; + compatible = "ti,omap2420-h4", "ti,omap2420", "ti,omap2"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x84000000>; /* 64 MB */ + }; +}; diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts index 5b4506c..cdcb98c 100644 --- a/arch/arm/boot/dts/omap3-beagle.dts +++ b/arch/arm/boot/dts/omap3-beagle.dts @@ -61,9 +61,9 @@ }; &mmc2 { - status = "disable"; + status = "disabled"; }; &mmc3 { - status = "disable"; + status = "disabled"; }; diff --git a/arch/arm/boot/dts/omap3-evm.dts b/arch/arm/boot/dts/omap3-evm.dts index 2eee16e..f349ee9 100644 --- a/arch/arm/boot/dts/omap3-evm.dts +++ b/arch/arm/boot/dts/omap3-evm.dts @@ -18,3 +18,31 @@ reg = <0x80000000 0x10000000>; /* 256 MB */ }; }; + +&i2c1 { + clock-frequency = <2600000>; + + twl: twl@48 { + reg = <0x48>; + interrupts = <7>; /* SYS_NIRQ cascaded to intc */ + interrupt-parent = <&intc>; + }; +}; + +/include/ "twl4030.dtsi" + +&i2c2 { + clock-frequency = <400000>; +}; + +&i2c3 { + clock-frequency = <400000>; + + /* + * TVP5146 Video decoder-in for analog input support. + */ + tvp5146@5c { + compatible = "ti,tvp5146m2"; + reg = <0x5c>; + }; +}; diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi index 99474fa..8109471 100644 --- a/arch/arm/boot/dts/omap3.dtsi +++ b/arch/arm/boot/dts/omap3.dtsi @@ -215,5 +215,10 @@ compatible = "ti,omap3-hsmmc"; ti,hwmods = "mmc3"; }; + + wdt2: wdt@48314000 { + compatible = "ti,omap3-wdt"; + ti,hwmods = "wd_timer2"; + }; }; }; diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts index 1efe0c5..9880c12 100644 --- a/arch/arm/boot/dts/omap4-panda.dts +++ b/arch/arm/boot/dts/omap4-panda.dts @@ -32,6 +32,30 @@ linux,default-trigger = "mmc0"; }; }; + + sound: sound { + compatible = "ti,abe-twl6040"; + ti,model = "PandaBoard"; + + ti,mclk-freq = <38400000>; + + ti,mcpdm = <&mcpdm>; + + ti,twl6040 = <&twl6040>; + + /* Audio routing */ + ti,audio-routing = + "Headset Stereophone", "HSOL", + "Headset Stereophone", "HSOR", + "Ext Spk", "HFL", + "Ext Spk", "HFR", + "Line Out", "AUXL", + "Line Out", "AUXR", + "HSMIC", "Headset Mic", + "Headset Mic", "Headset Mic Bias", + "AFML", "Line In", + "AFMR", "Line In"; + }; }; &i2c1 { @@ -43,6 +67,19 @@ interrupts = <0 7 4>; /* IRQ_SYS_1N cascaded to gic */ interrupt-parent = <&gic>; }; + + twl6040: twl@4b { + compatible = "ti,twl6040"; + reg = <0x4b>; + /* SPI = 0, IRQ# = 119, 4 = active high level-sensitive */ + interrupts = <0 119 4>; /* IRQ_SYS_2N cascaded to gic */ + interrupt-parent = <&gic>; + ti,audpwron-gpio = <&gpio4 31 0>; /* gpio line 127 */ + + vio-supply = <&v1v8>; + v2v1-supply = <&v2v1>; + enable-active-high; + }; }; /include/ "twl6030.dtsi" @@ -74,15 +111,15 @@ }; &mmc2 { - status = "disable"; + status = "disabled"; }; &mmc3 { - status = "disable"; + status = "disabled"; }; &mmc4 { - status = "disable"; + status = "disabled"; }; &mmc5 { diff --git a/arch/arm/boot/dts/omap4-pandaES.dts b/arch/arm/boot/dts/omap4-pandaES.dts new file mode 100644 index 0000000..d4ba43a --- /dev/null +++ b/arch/arm/boot/dts/omap4-pandaES.dts @@ -0,0 +1,24 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * 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/ "omap4-panda.dts" + +/* Audio routing is differnet between PandaBoard4430 and PandaBoardES */ +&sound { + ti,model = "PandaBoardES"; + + /* Audio routing */ + ti,audio-routing = + "Headset Stereophone", "HSOL", + "Headset Stereophone", "HSOR", + "Ext Spk", "HFL", + "Ext Spk", "HFR", + "Line Out", "AUXL", + "Line Out", "AUXR", + "AFML", "Line In", + "AFMR", "Line In"; +}; diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts index d08c4d1..72216e9 100644 --- a/arch/arm/boot/dts/omap4-sdp.dts +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -28,6 +28,14 @@ regulator-boot-on; }; + vbat: fixedregulator@2 { + compatible = "regulator-fixed"; + regulator-name = "VBAT"; + regulator-min-microvolt = <3750000>; + regulator-max-microvolt = <3750000>; + regulator-boot-on; + }; + leds { compatible = "gpio-leds"; debug0 { @@ -70,6 +78,41 @@ gpios = <&gpio5 11 0>; /* 139 */ }; }; + + sound { + compatible = "ti,abe-twl6040"; + ti,model = "SDP4430"; + + ti,jack-detection = <1>; + ti,mclk-freq = <38400000>; + + ti,mcpdm = <&mcpdm>; + ti,dmic = <&dmic>; + + ti,twl6040 = <&twl6040>; + + /* Audio routing */ + ti,audio-routing = + "Headset Stereophone", "HSOL", + "Headset Stereophone", "HSOR", + "Earphone Spk", "EP", + "Ext Spk", "HFL", + "Ext Spk", "HFR", + "Line Out", "AUXL", + "Line Out", "AUXR", + "Vibrator", "VIBRAL", + "Vibrator", "VIBRAR", + "HSMIC", "Headset Mic", + "Headset Mic", "Headset Mic Bias", + "MAINMIC", "Main Handset Mic", + "Main Handset Mic", "Main Mic Bias", + "SUBMIC", "Sub Handset Mic", + "Sub Handset Mic", "Main Mic Bias", + "AFML", "Line In", + "AFMR", "Line In", + "DMic", "Digital Mic", + "Digital Mic", "Digital Mic1 Bias"; + }; }; &i2c1 { @@ -81,6 +124,31 @@ interrupts = <0 7 4>; /* IRQ_SYS_1N cascaded to gic */ interrupt-parent = <&gic>; }; + + twl6040: twl@4b { + compatible = "ti,twl6040"; + reg = <0x4b>; + /* SPI = 0, IRQ# = 119, 4 = active high level-sensitive */ + interrupts = <0 119 4>; /* IRQ_SYS_2N cascaded to gic */ + interrupt-parent = <&gic>; + ti,audpwron-gpio = <&gpio4 31 0>; /* gpio line 127 */ + + vio-supply = <&v1v8>; + v2v1-supply = <&v2v1>; + enable-active-high; + + /* regulators for vibra motor */ + vddvibl-supply = <&vbat>; + vddvibr-supply = <&vbat>; + + vibra { + /* Vibra driver, motor resistance parameters */ + ti,vibldrv-res = <8>; + ti,vibrdrv-res = <3>; + ti,viblmotor-res = <10>; + ti,vibrmotor-res = <10>; + }; + }; }; /include/ "twl6030.dtsi" @@ -147,11 +215,11 @@ }; &mmc3 { - status = "disable"; + status = "disabled"; }; &mmc4 { - status = "disable"; + status = "disabled"; }; &mmc5 { diff --git a/arch/arm/boot/dts/omap4-var_som.dts b/arch/arm/boot/dts/omap4-var_som.dts new file mode 100644 index 0000000..6601e6a --- /dev/null +++ b/arch/arm/boot/dts/omap4-var_som.dts @@ -0,0 +1,96 @@ +/* + * Copyright (C) 2012 Variscite Ltd. - http://www.variscite.com + * + * 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. + */ +/dts-v1/; + +/include/ "omap4.dtsi" + +/ { + model = "Variscite OMAP4 SOM"; + compatible = "var,omap4-var_som", "ti,omap4430", "ti,omap4"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x40000000>; /* 1 GB */ + }; + + vdd_eth: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "VDD_ETH"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + enable-active-high; + regulator-boot-on; + }; +}; + +&i2c1 { + clock-frequency = <400000>; + + twl: twl@48 { + reg = <0x48>; + /* SPI = 0, IRQ# = 7, 4 = active high level-sensitive */ + interrupts = <0 7 4>; /* IRQ_SYS_1N cascaded to gic */ + interrupt-parent = <&gic>; + }; +}; + +/include/ "twl6030.dtsi" + +&i2c2 { + clock-frequency = <400000>; +}; + +&i2c3 { + clock-frequency = <400000>; + + /* + * Temperature Sensor + * http://www.ti.com/lit/ds/symlink/tmp105.pdf + */ + tmp105@49 { + compatible = "ti,tmp105"; + reg = <0x49>; + }; +}; + +&i2c4 { + clock-frequency = <400000>; +}; + +&mcspi1 { + eth@0 { + compatible = "ks8851"; + spi-max-frequency = <24000000>; + reg = <0>; + interrupt-parent = <&gpio6>; + interrupts = <11>; /* gpio line 171 */ + vdd-supply = <&vdd_eth>; + }; +}; + +&mmc1 { + vmmc-supply = <&vmmc>; + ti,bus-width = <8>; + ti,non-removable; +}; + +&mmc2 { + status = "disabled"; +}; + +&mmc3 { + status = "disabled"; +}; + +&mmc4 { + status = "disabled"; +}; + +&mmc5 { + ti,bus-width = <4>; +}; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 359c497..04cbbcb 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -272,5 +272,28 @@ ti,hwmods = "mmc5"; ti,needs-special-reset; }; + + wdt2: wdt@4a314000 { + compatible = "ti,omap4-wdt", "ti,omap3-wdt"; + ti,hwmods = "wd_timer2"; + }; + + mcpdm: mcpdm@40132000 { + compatible = "ti,omap4-mcpdm"; + reg = <0x40132000 0x7f>, /* MPU private access */ + <0x49032000 0x7f>; /* L3 Interconnect */ + interrupts = <0 112 0x4>; + interrupt-parent = <&gic>; + ti,hwmods = "mcpdm"; + }; + + dmic: dmic@4012e000 { + compatible = "ti,omap4-dmic"; + reg = <0x4012e000 0x7f>, /* MPU private access */ + <0x4902e000 0x7f>; /* L3 Interconnect */ + interrupts = <0 114 0x4>; + interrupt-parent = <&gic>; + ti,hwmods = "dmic"; + }; }; }; diff --git a/arch/arm/boot/dts/phy3250.dts b/arch/arm/boot/dts/phy3250.dts index c4ff6d1..802ec5b 100644 --- a/arch/arm/boot/dts/phy3250.dts +++ b/arch/arm/boot/dts/phy3250.dts @@ -54,6 +54,17 @@ #address-cells = <1>; #size-cells = <1>; + nxp,wdr-clks = <14>; + nxp,wwidth = <40000000>; + nxp,whold = <100000000>; + nxp,wsetup = <100000000>; + nxp,rdr-clks = <14>; + nxp,rwidth = <40000000>; + nxp,rhold = <66666666>; + nxp,rsetup = <100000000>; + nand-on-flash-bbt; + gpios = <&gpio 5 19 1>; /* GPO_P3 19, active low */ + mtd0@00000000 { label = "phy3250-boot"; reg = <0x00000000 0x00064000>; @@ -83,6 +94,14 @@ }; apb { + uart5: serial@40090000 { + status = "okay"; + }; + + uart3: serial@40080000 { + status = "okay"; + }; + i2c1: i2c@400A0000 { clock-frequency = <100000>; @@ -114,16 +133,58 @@ }; ssp0: ssp@20084000 { + #address-cells = <1>; + #size-cells = <0>; + pl022,num-chipselects = <1>; + cs-gpios = <&gpio 3 5 0>; + eeprom: at25@0 { + pl022,hierarchy = <0>; + pl022,interface = <0>; + pl022,slave-tx-disable = <0>; + pl022,com-mode = <0>; + pl022,rx-level-trig = <1>; + pl022,tx-level-trig = <1>; + pl022,ctrl-len = <11>; + pl022,wait-state = <0>; + pl022,duplex = <0>; + + at25,byte-len = <0x8000>; + at25,addr-mode = <2>; + at25,page-size = <64>; + compatible = "atmel,at25"; + reg = <0>; + spi-max-frequency = <5000000>; }; }; + + sd@20098000 { + wp-gpios = <&gpio 3 0 0>; + cd-gpios = <&gpio 3 1 0>; + cd-inverted; + bus-width = <4>; + status = "okay"; + }; }; fab { + uart2: serial@40018000 { + status = "okay"; + }; + tsc@40048000 { status = "okay"; }; + + key@40050000 { + status = "okay"; + keypad,num-rows = <1>; + keypad,num-columns = <1>; + nxp,debounce-delay-ms = <3>; + nxp,scan-delay-ms = <34>; + linux,keymap = <0x00000002>; + }; }; }; diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts index ec3c339..7e334d4 100644 --- a/arch/arm/boot/dts/snowball.dts +++ b/arch/arm/boot/dts/snowball.dts @@ -77,6 +77,8 @@ used-led { label = "user_led"; gpios = <&gpio4 14 0x4>; + default-state = "on"; + linux,default-trigger = "heartbeat"; }; }; @@ -101,15 +103,30 @@ }; }; + // External Micro SD slot sdi@80126000 { - status = "enabled"; + arm,primecell-periphid = <0x10480180>; + max-frequency = <50000000>; + bus-width = <8>; + mmc-cap-mmc-highspeed; vmmc-supply = <&ab8500_ldo_aux3_reg>; + + #gpio-cells = <1>; cd-gpios = <&gpio6 26 0x4>; // 218 + cd-inverted; + + status = "okay"; }; + // On-board eMMC sdi@80114000 { - status = "enabled"; + arm,primecell-periphid = <0x10480180>; + max-frequency = <50000000>; + bus-width = <8>; + mmc-cap-mmc-highspeed; vmmc-supply = <&ab8500_ldo_aux2_reg>; + + status = "okay"; }; uart@80120000 { diff --git a/arch/arm/boot/dts/spear13xx.dtsi b/arch/arm/boot/dts/spear13xx.dtsi index 10dcec7..f7b84ac 100644 --- a/arch/arm/boot/dts/spear13xx.dtsi +++ b/arch/arm/boot/dts/spear13xx.dtsi @@ -43,8 +43,8 @@ pmu { compatible = "arm,cortex-a9-pmu"; - interrupts = <0 8 0x04 - 0 9 0x04>; + interrupts = <0 6 0x04 + 0 7 0x04>; }; L2: l2-cache { @@ -119,8 +119,8 @@ gmac0: eth@e2000000 { compatible = "st,spear600-gmac"; reg = <0xe2000000 0x8000>; - interrupts = <0 23 0x4 - 0 24 0x4>; + interrupts = <0 33 0x4 + 0 34 0x4>; interrupt-names = "macirq", "eth_wake_irq"; status = "disabled"; }; @@ -202,6 +202,7 @@ kbd@e0300000 { compatible = "st,spear300-kbd"; reg = <0xe0300000 0x1000>; + interrupts = <0 52 0x4>; status = "disabled"; }; @@ -224,7 +225,7 @@ serial@e0000000 { compatible = "arm,pl011", "arm,primecell"; reg = <0xe0000000 0x1000>; - interrupts = <0 36 0x4>; + interrupts = <0 35 0x4>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/spear320-evb.dts b/arch/arm/boot/dts/spear320-evb.dts index c13fd1f..e4e912f 100644 --- a/arch/arm/boot/dts/spear320-evb.dts +++ b/arch/arm/boot/dts/spear320-evb.dts @@ -15,8 +15,8 @@ /include/ "spear320.dtsi" / { - model = "ST SPEAr300 Evaluation Board"; - compatible = "st,spear300-evb", "st,spear300"; + model = "ST SPEAr320 Evaluation Board"; + compatible = "st,spear320-evb", "st,spear320"; #address-cells = <1>; #size-cells = <1>; @@ -26,7 +26,7 @@ ahb { pinmux@b3000000 { - st,pinmux-mode = <3>; + st,pinmux-mode = <4>; pinctrl-names = "default"; pinctrl-0 = <&state_default>; diff --git a/arch/arm/boot/dts/spear600.dtsi b/arch/arm/boot/dts/spear600.dtsi index 089f0a4..a3c36e4 100644 --- a/arch/arm/boot/dts/spear600.dtsi +++ b/arch/arm/boot/dts/spear600.dtsi @@ -181,6 +181,7 @@ timer@f0000000 { compatible = "st,spear-timer"; reg = <0xf0000000 0x400>; + interrupt-parent = <&vic0>; interrupts = <16>; }; }; diff --git a/arch/arm/boot/dts/tegra-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts index 7de7013..f146dbf 100644 --- a/arch/arm/boot/dts/tegra-harmony.dts +++ b/arch/arm/boot/dts/tegra20-harmony.dts @@ -307,7 +307,6 @@ cd-gpios = <&gpio 58 0>; /* gpio PH2 */ wp-gpios = <&gpio 59 0>; /* gpio PH3 */ power-gpios = <&gpio 70 0>; /* gpio PI6 */ - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts index bfeb117..684a9e1 100644 --- a/arch/arm/boot/dts/tegra-paz00.dts +++ b/arch/arm/boot/dts/tegra20-paz00.dts @@ -301,7 +301,6 @@ sdhci@c8000600 { status = "okay"; - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index 89cb7f2..85e621a 100644 --- a/arch/arm/boot/dts/tegra-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -64,11 +64,6 @@ nvidia,pins = "dap4"; nvidia,function = "dap4"; }; - ddc { - nvidia,pins = "ddc", "owc", "spdi", "spdo", - "uac"; - nvidia,function = "rsvd2"; - }; dta { nvidia,pins = "dta", "dtb", "dtc", "dtd", "dte"; nvidia,function = "vi"; @@ -129,14 +124,14 @@ "lspi", "lvp1", "lvs"; nvidia,function = "displaya"; }; + owc { + nvidia,pins = "owc", "spdi", "spdo", "uac"; + nvidia,function = "rsvd2"; + }; pmc { nvidia,pins = "pmc"; nvidia,function = "pwr_on"; }; - pta { - nvidia,pins = "pta"; - nvidia,function = "i2c2"; - }; rm { nvidia,pins = "rm"; nvidia,function = "i2c1"; @@ -176,7 +171,7 @@ conf_ata { nvidia,pins = "ata", "atb", "atc", "atd", "cdev1", "cdev2", "dap1", "dap2", - "dap4", "dtf", "gma", "gmc", "gmd", + "dap4", "ddc", "dtf", "gma", "gmc", "gmd", "gme", "gpu", "gpu7", "i2cp", "irrx", "irtx", "pta", "rm", "sdc", "sdd", "slxd", "slxk", "spdi", "spdo", "uac", @@ -185,7 +180,7 @@ nvidia,tristate = <0>; }; conf_ate { - nvidia,pins = "ate", "csus", "dap3", "ddc", + nvidia,pins = "ate", "csus", "dap3", "gpv", "owc", "slxc", "spib", "spid", "spie"; nvidia,pull = <0>; @@ -255,6 +250,39 @@ nvidia,slew-rate-falling = <3>; }; }; + + state_i2cmux_ddc: pinmux_i2cmux_ddc { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "i2c2"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "rsvd4"; + }; + }; + + state_i2cmux_pta: pinmux_i2cmux_pta { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "rsvd4"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "i2c2"; + }; + }; + + state_i2cmux_idle: pinmux_i2cmux_idle { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "rsvd4"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "rsvd4"; + }; + }; }; i2s@70002800 { @@ -303,12 +331,37 @@ i2c@7000c400 { status = "okay"; clock-frequency = <100000>; + }; + + i2cmux { + compatible = "i2c-mux-pinctrl"; + #address-cells = <1>; + #size-cells = <0>; + + i2c-parent = <&{/i2c@7000c400}>; - smart-battery@b { - compatible = "ti,bq20z75", "smart-battery-1.1"; - reg = <0xb>; - ti,i2c-retry-count = <2>; - ti,poll-retry-count = <10>; + pinctrl-names = "ddc", "pta", "idle"; + pinctrl-0 = <&state_i2cmux_ddc>; + pinctrl-1 = <&state_i2cmux_pta>; + pinctrl-2 = <&state_i2cmux_idle>; + + i2c@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + }; + + i2c@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + smart-battery@b { + compatible = "ti,bq20z75", "smart-battery-1.1"; + reg = <0xb>; + ti,i2c-retry-count = <2>; + ti,poll-retry-count = <10>; + }; }; }; @@ -334,7 +387,7 @@ }; }; - emc { + memory-controller@0x7000f400 { emc-table@190000 { reg = <190000>; compatible = "nvidia,tegra20-emc-table"; @@ -397,7 +450,6 @@ sdhci@c8000600 { status = "okay"; - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts index 9de5636..9de5636 100644 --- a/arch/arm/boot/dts/tegra-trimslice.dts +++ b/arch/arm/boot/dts/tegra20-trimslice.dts diff --git a/arch/arm/boot/dts/tegra-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts index 445343b..be90544 100644 --- a/arch/arm/boot/dts/tegra-ventana.dts +++ b/arch/arm/boot/dts/tegra20-ventana.dts @@ -314,7 +314,6 @@ sdhci@c8000600 { status = "okay"; - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra20-whistler.dts b/arch/arm/boot/dts/tegra20-whistler.dts new file mode 100644 index 0000000..6916310 --- /dev/null +++ b/arch/arm/boot/dts/tegra20-whistler.dts @@ -0,0 +1,301 @@ +/dts-v1/; + +/include/ "tegra20.dtsi" + +/ { + model = "NVIDIA Tegra2 Whistler evaluation board"; + compatible = "nvidia,whistler", "nvidia,tegra20"; + + memory { + reg = <0x00000000 0x20000000>; + }; + + pinmux { + pinctrl-names = "default"; + pinctrl-0 = <&state_default>; + + state_default: pinmux { + ata { + nvidia,pins = "ata", "atb", "ate", "gma", "gmb", + "gmc", "gmd", "gpu"; + nvidia,function = "gmi"; + }; + atc { + nvidia,pins = "atc", "atd"; + nvidia,function = "sdio4"; + }; + cdev1 { + nvidia,pins = "cdev1"; + nvidia,function = "plla_out"; + }; + cdev2 { + nvidia,pins = "cdev2"; + nvidia,function = "osc"; + }; + crtp { + nvidia,pins = "crtp"; + nvidia,function = "crt"; + }; + csus { + nvidia,pins = "csus"; + nvidia,function = "vi_sensor_clk"; + }; + dap1 { + nvidia,pins = "dap1"; + nvidia,function = "dap1"; + }; + dap2 { + nvidia,pins = "dap2"; + nvidia,function = "dap2"; + }; + dap3 { + nvidia,pins = "dap3"; + nvidia,function = "dap3"; + }; + dap4 { + nvidia,pins = "dap4"; + nvidia,function = "dap4"; + }; + ddc { + nvidia,pins = "ddc"; + nvidia,function = "i2c2"; + }; + dta { + nvidia,pins = "dta", "dtb", "dtc", "dtd"; + nvidia,function = "vi"; + }; + dte { + nvidia,pins = "dte"; + nvidia,function = "rsvd1"; + }; + dtf { + nvidia,pins = "dtf"; + nvidia,function = "i2c3"; + }; + gme { + nvidia,pins = "gme"; + nvidia,function = "dap5"; + }; + gpu7 { + nvidia,pins = "gpu7"; + nvidia,function = "rtck"; + }; + gpv { + nvidia,pins = "gpv"; + nvidia,function = "pcie"; + }; + hdint { + nvidia,pins = "hdint", "pta"; + nvidia,function = "hdmi"; + }; + i2cp { + nvidia,pins = "i2cp"; + nvidia,function = "i2cp"; + }; + irrx { + nvidia,pins = "irrx", "irtx"; + nvidia,function = "uartb"; + }; + kbca { + nvidia,pins = "kbca", "kbcc", "kbce", "kbcf"; + nvidia,function = "kbc"; + }; + kbcb { + nvidia,pins = "kbcb", "kbcd"; + nvidia,function = "sdio2"; + }; + lcsn { + nvidia,pins = "lcsn", "lsck", "lsda", "lsdi", + "spia", "spib", "spic"; + nvidia,function = "spi3"; + }; + ld0 { + nvidia,pins = "ld0", "ld1", "ld2", "ld3", "ld4", + "ld5", "ld6", "ld7", "ld8", "ld9", + "ld10", "ld11", "ld12", "ld13", "ld14", + "ld15", "ld16", "ld17", "ldc", "ldi", + "lhp0", "lhp1", "lhp2", "lhs", "lm0", + "lm1", "lpp", "lpw0", "lpw1", "lpw2", + "lsc0", "lsc1", "lspi", "lvp0", "lvp1", + "lvs"; + nvidia,function = "displaya"; + }; + owc { + nvidia,pins = "owc", "uac"; + nvidia,function = "owr"; + }; + pmc { + nvidia,pins = "pmc"; + nvidia,function = "pwr_on"; + }; + rm { + nvidia,pins = "rm"; + nvidia,function = "i2c1"; + }; + sdb { + nvidia,pins = "sdb", "sdc", "sdd", "slxa", + "slxc", "slxd", "slxk"; + nvidia,function = "sdio3"; + }; + sdio1 { + nvidia,pins = "sdio1"; + nvidia,function = "sdio1"; + }; + spdi { + nvidia,pins = "spdi", "spdo"; + nvidia,function = "rsvd2"; + }; + spid { + nvidia,pins = "spid", "spie", "spig", "spih"; + nvidia,function = "spi2_alt"; + }; + spif { + nvidia,pins = "spif"; + nvidia,function = "spi2"; + }; + uaa { + nvidia,pins = "uaa", "uab"; + nvidia,function = "uarta"; + }; + uad { + nvidia,pins = "uad"; + nvidia,function = "irda"; + }; + uca { + nvidia,pins = "uca", "ucb"; + nvidia,function = "uartc"; + }; + uda { + nvidia,pins = "uda"; + nvidia,function = "spi1"; + }; + conf_ata { + nvidia,pins = "ata", "atb", "atc", "ddc", "gma", + "gmb", "gmc", "gmd", "irrx", "irtx", + "kbca", "kbcb", "kbcc", "kbcd", "kbce", + "kbcf", "sdc", "sdd", "spie", "spig", + "spih", "uaa", "uab", "uad", "uca", + "ucb"; + nvidia,pull = <2>; + nvidia,tristate = <0>; + }; + conf_atd { + nvidia,pins = "atd", "ate", "cdev1", "csus", + "dap1", "dap2", "dap3", "dap4", "dte", + "dtf", "gpu", "gpu7", "gpv", "i2cp", + "rm", "sdio1", "slxa", "slxc", "slxd", + "slxk", "spdi", "spdo", "uac", "uda"; + nvidia,pull = <0>; + nvidia,tristate = <0>; + }; + conf_cdev2 { + nvidia,pins = "cdev2", "spia", "spib"; + nvidia,pull = <1>; + nvidia,tristate = <1>; + }; + conf_ck32 { + nvidia,pins = "ck32", "ddrc", "lc", "pmca", + "pmcb", "pmcc", "pmcd", "xm2c", + "xm2d"; + nvidia,pull = <0>; + }; + conf_crtp { + nvidia,pins = "crtp"; + nvidia,pull = <0>; + nvidia,tristate = <1>; + }; + conf_dta { + nvidia,pins = "dta", "dtb", "dtc", "dtd", + "spid", "spif"; + nvidia,pull = <1>; + nvidia,tristate = <0>; + }; + conf_gme { + nvidia,pins = "gme", "owc", "pta", "spic"; + nvidia,pull = <2>; + nvidia,tristate = <1>; + }; + conf_ld17_0 { + nvidia,pins = "ld17_0", "ld19_18", "ld21_20", + "ld23_22"; + nvidia,pull = <1>; + }; + conf_ls { + nvidia,pins = "ls", "pmce"; + nvidia,pull = <2>; + }; + drive_dap1 { + nvidia,pins = "drive_dap1"; + nvidia,high-speed-mode = <0>; + nvidia,schmitt = <1>; + nvidia,low-power-mode = <0>; + nvidia,pull-down-strength = <0>; + nvidia,pull-up-strength = <0>; + nvidia,slew-rate-rising = <0>; + nvidia,slew-rate-falling = <0>; + }; + }; + }; + + i2s@70002800 { + status = "okay"; + }; + + serial@70006000 { + status = "okay"; + clock-frequency = <216000000>; + }; + + i2c@7000d000 { + status = "okay"; + clock-frequency = <100000>; + + codec: codec@1a { + compatible = "wlf,wm8753"; + reg = <0x1a>; + }; + + tca6416: gpio@20 { + compatible = "ti,tca6416"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + }; + + usb@c5000000 { + status = "okay"; + nvidia,vbus-gpio = <&tca6416 0 0>; /* GPIO_PMU0 */ + }; + + usb@c5008000 { + status = "okay"; + nvidia,vbus-gpio = <&tca6416 1 0>; /* GPIO_PMU1 */ + }; + + sdhci@c8000400 { + status = "okay"; + wp-gpios = <&gpio 173 0>; /* gpio PV5 */ + bus-width = <8>; + }; + + sdhci@c8000600 { + status = "okay"; + bus-width = <8>; + }; + + sound { + compatible = "nvidia,tegra-audio-wm8753-whistler", + "nvidia,tegra-audio-wm8753"; + nvidia,model = "NVIDIA Tegra Whistler"; + + nvidia,audio-routing = + "Headphone Jack", "LOUT1", + "Headphone Jack", "ROUT1", + "MIC2", "Mic Jack", + "MIC2N", "Mic Jack"; + + nvidia,i2s-controller = <&tegra_i2s1>; + nvidia,audio-codec = <&codec>; + }; +}; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index c417d67..9f19216 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -72,7 +72,7 @@ reg = <0x70002800 0x200>; interrupts = <0 13 0x04>; nvidia,dma-request-selector = <&apbdma 2>; - status = "disable"; + status = "disabled"; }; tegra_i2s2: i2s@70002a00 { @@ -80,7 +80,7 @@ reg = <0x70002a00 0x200>; interrupts = <0 3 0x04>; nvidia,dma-request-selector = <&apbdma 1>; - status = "disable"; + status = "disabled"; }; serial@70006000 { @@ -88,7 +88,7 @@ reg = <0x70006000 0x40>; reg-shift = <2>; interrupts = <0 36 0x04>; - status = "disable"; + status = "disabled"; }; serial@70006040 { @@ -96,7 +96,7 @@ reg = <0x70006040 0x40>; reg-shift = <2>; interrupts = <0 37 0x04>; - status = "disable"; + status = "disabled"; }; serial@70006200 { @@ -104,7 +104,7 @@ reg = <0x70006200 0x100>; reg-shift = <2>; interrupts = <0 46 0x04>; - status = "disable"; + status = "disabled"; }; serial@70006300 { @@ -112,7 +112,7 @@ reg = <0x70006300 0x100>; reg-shift = <2>; interrupts = <0 90 0x04>; - status = "disable"; + status = "disabled"; }; serial@70006400 { @@ -120,7 +120,7 @@ reg = <0x70006400 0x100>; reg-shift = <2>; interrupts = <0 91 0x04>; - status = "disable"; + status = "disabled"; }; i2c@7000c000 { @@ -129,7 +129,7 @@ interrupts = <0 38 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; i2c@7000c400 { @@ -138,7 +138,7 @@ interrupts = <0 84 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; i2c@7000c500 { @@ -147,7 +147,7 @@ interrupts = <0 92 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; i2c@7000d000 { @@ -156,7 +156,7 @@ interrupts = <0 53 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; pmc { @@ -164,7 +164,7 @@ reg = <0x7000e400 0x400>; }; - mc { + memory-controller@0x7000f000 { compatible = "nvidia,tegra20-mc"; reg = <0x7000f000 0x024 0x7000f03c 0x3c4>; @@ -177,7 +177,7 @@ 0x58000000 0x02000000>; /* GART aperture */ }; - emc { + memory-controller@0x7000f400 { compatible = "nvidia,tegra20-emc"; reg = <0x7000f400 0x200>; #address-cells = <1>; @@ -190,7 +190,7 @@ interrupts = <0 20 0x04>; phy_type = "utmi"; nvidia,has-legacy-mode; - status = "disable"; + status = "disabled"; }; usb@c5004000 { @@ -198,7 +198,7 @@ reg = <0xc5004000 0x4000>; interrupts = <0 21 0x04>; phy_type = "ulpi"; - status = "disable"; + status = "disabled"; }; usb@c5008000 { @@ -206,35 +206,35 @@ reg = <0xc5008000 0x4000>; interrupts = <0 97 0x04>; phy_type = "utmi"; - status = "disable"; + status = "disabled"; }; sdhci@c8000000 { compatible = "nvidia,tegra20-sdhci"; reg = <0xc8000000 0x200>; interrupts = <0 14 0x04>; - status = "disable"; + status = "disabled"; }; sdhci@c8000200 { compatible = "nvidia,tegra20-sdhci"; reg = <0xc8000200 0x200>; interrupts = <0 15 0x04>; - status = "disable"; + status = "disabled"; }; sdhci@c8000400 { compatible = "nvidia,tegra20-sdhci"; reg = <0xc8000400 0x200>; interrupts = <0 19 0x04>; - status = "disable"; + status = "disabled"; }; sdhci@c8000600 { compatible = "nvidia,tegra20-sdhci"; reg = <0xc8000600 0x200>; interrupts = <0 31 0x04>; - status = "disable"; + status = "disabled"; }; pmu { diff --git a/arch/arm/boot/dts/tegra-cardhu.dts b/arch/arm/boot/dts/tegra30-cardhu.dts index 36321bc..c169bce 100644 --- a/arch/arm/boot/dts/tegra-cardhu.dts +++ b/arch/arm/boot/dts/tegra30-cardhu.dts @@ -144,7 +144,6 @@ sdhci@78000600 { status = "okay"; - support-8bit; bus-width = <8>; }; diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index 2dcc09e..da74019 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -82,7 +82,7 @@ reg = <0x70006000 0x40>; reg-shift = <2>; interrupts = <0 36 0x04>; - status = "disable"; + status = "disabled"; }; serial@70006040 { @@ -90,7 +90,7 @@ reg = <0x70006040 0x40>; reg-shift = <2>; interrupts = <0 37 0x04>; - status = "disable"; + status = "disabled"; }; serial@70006200 { @@ -98,7 +98,7 @@ reg = <0x70006200 0x100>; reg-shift = <2>; interrupts = <0 46 0x04>; - status = "disable"; + status = "disabled"; }; serial@70006300 { @@ -106,7 +106,7 @@ reg = <0x70006300 0x100>; reg-shift = <2>; interrupts = <0 90 0x04>; - status = "disable"; + status = "disabled"; }; serial@70006400 { @@ -114,7 +114,7 @@ reg = <0x70006400 0x100>; reg-shift = <2>; interrupts = <0 91 0x04>; - status = "disable"; + status = "disabled"; }; i2c@7000c000 { @@ -123,7 +123,7 @@ interrupts = <0 38 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; i2c@7000c400 { @@ -132,7 +132,7 @@ interrupts = <0 84 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; i2c@7000c500 { @@ -141,7 +141,7 @@ interrupts = <0 92 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; i2c@7000c700 { @@ -150,7 +150,7 @@ interrupts = <0 120 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; i2c@7000d000 { @@ -159,7 +159,7 @@ interrupts = <0 53 0x04>; #address-cells = <1>; #size-cells = <0>; - status = "disable"; + status = "disabled"; }; pmc { @@ -167,7 +167,7 @@ reg = <0x7000e400 0x400>; }; - mc { + memory-controller { compatible = "nvidia,tegra30-mc"; reg = <0x7000f000 0x010 0x7000f03c 0x1b4 @@ -201,35 +201,35 @@ compatible = "nvidia,tegra30-i2s"; reg = <0x70080300 0x100>; nvidia,ahub-cif-ids = <4 4>; - status = "disable"; + status = "disabled"; }; tegra_i2s1: i2s@70080400 { compatible = "nvidia,tegra30-i2s"; reg = <0x70080400 0x100>; nvidia,ahub-cif-ids = <5 5>; - status = "disable"; + status = "disabled"; }; tegra_i2s2: i2s@70080500 { compatible = "nvidia,tegra30-i2s"; reg = <0x70080500 0x100>; nvidia,ahub-cif-ids = <6 6>; - status = "disable"; + status = "disabled"; }; tegra_i2s3: i2s@70080600 { compatible = "nvidia,tegra30-i2s"; reg = <0x70080600 0x100>; nvidia,ahub-cif-ids = <7 7>; - status = "disable"; + status = "disabled"; }; tegra_i2s4: i2s@70080700 { compatible = "nvidia,tegra30-i2s"; reg = <0x70080700 0x100>; nvidia,ahub-cif-ids = <8 8>; - status = "disable"; + status = "disabled"; }; }; @@ -237,28 +237,28 @@ compatible = "nvidia,tegra30-sdhci", "nvidia,tegra20-sdhci"; reg = <0x78000000 0x200>; interrupts = <0 14 0x04>; - status = "disable"; + status = "disabled"; }; sdhci@78000200 { compatible = "nvidia,tegra30-sdhci", "nvidia,tegra20-sdhci"; reg = <0x78000200 0x200>; interrupts = <0 15 0x04>; - status = "disable"; + status = "disabled"; }; sdhci@78000400 { compatible = "nvidia,tegra30-sdhci", "nvidia,tegra20-sdhci"; reg = <0x78000400 0x200>; interrupts = <0 19 0x04>; - status = "disable"; + status = "disabled"; }; sdhci@78000600 { compatible = "nvidia,tegra30-sdhci", "nvidia,tegra20-sdhci"; reg = <0x78000600 0x200>; interrupts = <0 31 0x04>; - status = "disable"; + status = "disabled"; }; pmu { diff --git a/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi b/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi index 16076e2..d8a827b 100644 --- a/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi +++ b/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi @@ -55,6 +55,8 @@ reg-io-width = <4>; smsc,irq-active-high; smsc,irq-push-pull; + vdd33a-supply = <&v2m_fixed_3v3>; + vddvario-supply = <&v2m_fixed_3v3>; }; usb@2,03000000 { @@ -157,6 +159,7 @@ v2m_timer23: timer@120000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x120000 0x1000>; + interrupts = <3>; }; /* DVI I2C bus */ @@ -197,5 +200,13 @@ interrupts = <14>; }; }; + + v2m_fixed_3v3: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; }; }; diff --git a/arch/arm/boot/dts/vexpress-v2m.dtsi b/arch/arm/boot/dts/vexpress-v2m.dtsi index a6c9c7c..dba53fd 100644 --- a/arch/arm/boot/dts/vexpress-v2m.dtsi +++ b/arch/arm/boot/dts/vexpress-v2m.dtsi @@ -54,6 +54,8 @@ reg-io-width = <4>; smsc,irq-active-high; smsc,irq-push-pull; + vdd33a-supply = <&v2m_fixed_3v3>; + vddvario-supply = <&v2m_fixed_3v3>; }; usb@3,03000000 { @@ -156,6 +158,7 @@ v2m_timer23: timer@12000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x12000 0x1000>; + interrupts = <3>; }; /* DVI I2C bus */ @@ -196,5 +199,13 @@ interrupts = <14>; }; }; + + v2m_fixed_3v3: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; }; }; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts index 7e1091d..d12b34c 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts @@ -14,8 +14,8 @@ arm,hbi = <0x237>; compatible = "arm,vexpress,v2p-ca15,tc1", "arm,vexpress,v2p-ca15", "arm,vexpress"; interrupt-parent = <&gic>; - #address-cells = <1>; - #size-cells = <1>; + #address-cells = <2>; + #size-cells = <2>; chosen { }; @@ -47,23 +47,23 @@ memory@80000000 { device_type = "memory"; - reg = <0x80000000 0x40000000>; + reg = <0 0x80000000 0 0x40000000>; }; hdlcd@2b000000 { compatible = "arm,hdlcd"; - reg = <0x2b000000 0x1000>; + reg = <0 0x2b000000 0 0x1000>; interrupts = <0 85 4>; }; memory-controller@2b0a0000 { compatible = "arm,pl341", "arm,primecell"; - reg = <0x2b0a0000 0x1000>; + reg = <0 0x2b0a0000 0 0x1000>; }; wdt@2b060000 { compatible = "arm,sp805", "arm,primecell"; - reg = <0x2b060000 0x1000>; + reg = <0 0x2b060000 0 0x1000>; interrupts = <98>; }; @@ -72,23 +72,23 @@ #interrupt-cells = <3>; #address-cells = <0>; interrupt-controller; - reg = <0x2c001000 0x1000>, - <0x2c002000 0x1000>, - <0x2c004000 0x2000>, - <0x2c006000 0x2000>; + reg = <0 0x2c001000 0 0x1000>, + <0 0x2c002000 0 0x1000>, + <0 0x2c004000 0 0x2000>, + <0 0x2c006000 0 0x2000>; interrupts = <1 9 0xf04>; }; memory-controller@7ffd0000 { compatible = "arm,pl354", "arm,primecell"; - reg = <0x7ffd0000 0x1000>; + reg = <0 0x7ffd0000 0 0x1000>; interrupts = <0 86 4>, <0 87 4>; }; dma@7ffb0000 { compatible = "arm,pl330", "arm,primecell"; - reg = <0x7ffb0000 0x1000>; + reg = <0 0x7ffb0000 0 0x1000>; interrupts = <0 92 4>, <0 88 4>, <0 89 4>, @@ -111,12 +111,12 @@ }; motherboard { - ranges = <0 0 0x08000000 0x04000000>, - <1 0 0x14000000 0x04000000>, - <2 0 0x18000000 0x04000000>, - <3 0 0x1c000000 0x04000000>, - <4 0 0x0c000000 0x04000000>, - <5 0 0x10000000 0x04000000>; + ranges = <0 0 0 0x08000000 0x04000000>, + <1 0 0 0x14000000 0x04000000>, + <2 0 0 0x18000000 0x04000000>, + <3 0 0 0x1c000000 0x04000000>, + <4 0 0 0x0c000000 0x04000000>, + <5 0 0 0x10000000 0x04000000>; interrupt-map-mask = <0 0 63>; interrupt-map = <0 0 0 &gic 0 0 4>, diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts new file mode 100644 index 0000000..4890a81 --- /dev/null +++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts @@ -0,0 +1,188 @@ +/* + * ARM Ltd. Versatile Express + * + * CoreTile Express A15x2 A7x3 + * Cortex-A15_A7 MPCore (V2P-CA15_A7) + * + * HBI-0249A + */ + +/dts-v1/; + +/ { + model = "V2P-CA15_CA7"; + arm,hbi = <0x249>; + compatible = "arm,vexpress,v2p-ca15_a7", "arm,vexpress"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + chosen { }; + + aliases { + serial0 = &v2m_serial0; + serial1 = &v2m_serial1; + serial2 = &v2m_serial2; + serial3 = &v2m_serial3; + i2c0 = &v2m_i2c_dvi; + i2c1 = &v2m_i2c_pcie; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a15"; + reg = <0>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a15"; + reg = <1>; + }; + +/* A7s disabled till big.LITTLE patches are available... + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x100>; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x101>; + }; + + cpu4: cpu@4 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x102>; + }; +*/ + }; + + memory@80000000 { + device_type = "memory"; + reg = <0 0x80000000 0 0x40000000>; + }; + + wdt@2a490000 { + compatible = "arm,sp805", "arm,primecell"; + reg = <0 0x2a490000 0 0x1000>; + interrupts = <98>; + }; + + hdlcd@2b000000 { + compatible = "arm,hdlcd"; + reg = <0 0x2b000000 0 0x1000>; + interrupts = <0 85 4>; + }; + + memory-controller@2b0a0000 { + compatible = "arm,pl341", "arm,primecell"; + reg = <0 0x2b0a0000 0 0x1000>; + }; + + gic: interrupt-controller@2c001000 { + compatible = "arm,cortex-a15-gic", "arm,cortex-a9-gic"; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + reg = <0 0x2c001000 0 0x1000>, + <0 0x2c002000 0 0x1000>, + <0 0x2c004000 0 0x2000>, + <0 0x2c006000 0 0x2000>; + interrupts = <1 9 0xf04>; + }; + + memory-controller@7ffd0000 { + compatible = "arm,pl354", "arm,primecell"; + reg = <0 0x7ffd0000 0 0x1000>; + interrupts = <0 86 4>, + <0 87 4>; + }; + + dma@7ff00000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0 0x7ff00000 0 0x1000>; + interrupts = <0 92 4>, + <0 88 4>, + <0 89 4>, + <0 90 4>, + <0 91 4>; + }; + + timer { + compatible = "arm,armv7-timer"; + interrupts = <1 13 0xf08>, + <1 14 0xf08>, + <1 11 0xf08>, + <1 10 0xf08>; + }; + + pmu { + compatible = "arm,cortex-a15-pmu", "arm,cortex-a9-pmu"; + interrupts = <0 68 4>, + <0 69 4>; + }; + + motherboard { + ranges = <0 0 0 0x08000000 0x04000000>, + <1 0 0 0x14000000 0x04000000>, + <2 0 0 0x18000000 0x04000000>, + <3 0 0 0x1c000000 0x04000000>, + <4 0 0 0x0c000000 0x04000000>, + <5 0 0 0x10000000 0x04000000>; + + interrupt-map-mask = <0 0 63>; + interrupt-map = <0 0 0 &gic 0 0 4>, + <0 0 1 &gic 0 1 4>, + <0 0 2 &gic 0 2 4>, + <0 0 3 &gic 0 3 4>, + <0 0 4 &gic 0 4 4>, + <0 0 5 &gic 0 5 4>, + <0 0 6 &gic 0 6 4>, + <0 0 7 &gic 0 7 4>, + <0 0 8 &gic 0 8 4>, + <0 0 9 &gic 0 9 4>, + <0 0 10 &gic 0 10 4>, + <0 0 11 &gic 0 11 4>, + <0 0 12 &gic 0 12 4>, + <0 0 13 &gic 0 13 4>, + <0 0 14 &gic 0 14 4>, + <0 0 15 &gic 0 15 4>, + <0 0 16 &gic 0 16 4>, + <0 0 17 &gic 0 17 4>, + <0 0 18 &gic 0 18 4>, + <0 0 19 &gic 0 19 4>, + <0 0 20 &gic 0 20 4>, + <0 0 21 &gic 0 21 4>, + <0 0 22 &gic 0 22 4>, + <0 0 23 &gic 0 23 4>, + <0 0 24 &gic 0 24 4>, + <0 0 25 &gic 0 25 4>, + <0 0 26 &gic 0 26 4>, + <0 0 27 &gic 0 27 4>, + <0 0 28 &gic 0 28 4>, + <0 0 29 &gic 0 29 4>, + <0 0 30 &gic 0 30 4>, + <0 0 31 &gic 0 31 4>, + <0 0 32 &gic 0 32 4>, + <0 0 33 &gic 0 33 4>, + <0 0 34 &gic 0 34 4>, + <0 0 35 &gic 0 35 4>, + <0 0 36 &gic 0 36 4>, + <0 0 37 &gic 0 37 4>, + <0 0 38 &gic 0 38 4>, + <0 0 39 &gic 0 39 4>, + <0 0 40 &gic 0 40 4>, + <0 0 41 &gic 0 41 4>, + <0 0 42 &gic 0 42 4>; + }; +}; + +/include/ "vexpress-v2m-rs1.dtsi" diff --git a/arch/arm/configs/lpc32xx_defconfig b/arch/arm/configs/lpc32xx_defconfig index 4fa6054..eceed18 100644 --- a/arch/arm/configs/lpc32xx_defconfig +++ b/arch/arm/configs/lpc32xx_defconfig @@ -1,5 +1,7 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 @@ -16,8 +18,6 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y CONFIG_ARCH_LPC32XX=y -CONFIG_NO_HZ=y -CONFIG_HIGH_RES_TIMERS=y CONFIG_PREEMPT=y CONFIG_AEABI=y CONFIG_ZBOOT_ROM_TEXT=0x0 @@ -52,13 +52,17 @@ CONFIG_MTD=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y +CONFIG_MTD_M25P80=y CONFIG_MTD_NAND=y CONFIG_MTD_NAND_MUSEUM_IDS=y +CONFIG_MTD_NAND_SLC_LPC32XX=y +CONFIG_MTD_NAND_MLC_LPC32XX=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_CRYPTOLOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=1 CONFIG_BLK_DEV_RAM_SIZE=16384 +CONFIG_EEPROM_AT24=y CONFIG_EEPROM_AT25=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y @@ -79,16 +83,22 @@ CONFIG_LPC_ENET=y # CONFIG_NET_VENDOR_STMICRO is not set CONFIG_SMSC_PHY=y # CONFIG_WLAN is not set +CONFIG_INPUT_MATRIXKMAP=y # CONFIG_INPUT_MOUSEDEV_PSAUX is not set CONFIG_INPUT_MOUSEDEV_SCREEN_X=240 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=320 CONFIG_INPUT_EVDEV=y +# CONFIG_KEYBOARD_ATKBD is not set +CONFIG_KEYBOARD_LPC32XX=y # CONFIG_INPUT_MOUSE is not set CONFIG_INPUT_TOUCHSCREEN=y CONFIG_TOUCHSCREEN_LPC32XX=y +CONFIG_SERIO_LIBPS2=y # CONFIG_LEGACY_PTYS is not set CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_HS_LPC32XX=y +CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_HW_RANDOM is not set CONFIG_I2C=y CONFIG_I2C_CHARDEV=y @@ -96,7 +106,8 @@ CONFIG_I2C_PNX=y CONFIG_SPI=y CONFIG_SPI_PL022=y CONFIG_GPIO_SYSFS=y -# CONFIG_HWMON is not set +CONFIG_SENSORS_DS620=y +CONFIG_SENSORS_MAX6639=y CONFIG_WATCHDOG=y CONFIG_PNX4008_WATCHDOG=y CONFIG_FB=y @@ -133,6 +144,8 @@ CONFIG_MMC=y CONFIG_MMC_ARMMMCI=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y +CONFIG_LEDS_PCA9532=y +CONFIG_LEDS_PCA9532_GPIO=y CONFIG_LEDS_GPIO=y CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_TIMER=y @@ -146,10 +159,10 @@ CONFIG_RTC_DRV_DS1374=y CONFIG_RTC_DRV_PCF8563=y CONFIG_RTC_DRV_LPC32XX=y CONFIG_DMADEVICES=y -CONFIG_AMBA_PL08X=y CONFIG_STAGING=y -CONFIG_IIO=y CONFIG_LPC32XX_ADC=y +CONFIG_MAX517=y +CONFIG_IIO=y CONFIG_EXT2_FS=y CONFIG_AUTOFS4_FS=y CONFIG_MSDOS_FS=y @@ -159,7 +172,6 @@ CONFIG_JFFS2_FS=y CONFIG_JFFS2_FS_WBUF_VERIFY=y CONFIG_CRAMFS=y CONFIG_NFS_FS=y -CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ASCII=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index 5c90370..b152de79 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -176,7 +176,6 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y CONFIG_USB_DEVICEFS=y CONFIG_USB_SUSPEND=y CONFIG_USB_MON=y -CONFIG_USB_EHCI_HCD=y CONFIG_USB_WDM=y CONFIG_USB_STORAGE=y CONFIG_USB_LIBUSUAL=y @@ -197,6 +196,7 @@ CONFIG_RTC_DRV_TWL4030=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y # CONFIG_EXT3_FS_XATTR is not set +CONFIG_EXT4_FS=y CONFIG_QUOTA=y CONFIG_QFMT_V2=y CONFIG_MSDOS_FS=y diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h index 68374ba..c79f61f 100644 --- a/arch/arm/include/asm/atomic.h +++ b/arch/arm/include/asm/atomic.h @@ -243,7 +243,7 @@ typedef struct { #define ATOMIC64_INIT(i) { (i) } -static inline u64 atomic64_read(atomic64_t *v) +static inline u64 atomic64_read(const atomic64_t *v) { u64 result; diff --git a/arch/arm/include/asm/domain.h b/arch/arm/include/asm/domain.h index 3d22204..6ddbe44 100644 --- a/arch/arm/include/asm/domain.h +++ b/arch/arm/include/asm/domain.h @@ -60,13 +60,13 @@ #ifndef __ASSEMBLY__ #ifdef CONFIG_CPU_USE_DOMAINS -#define set_domain(x) \ - do { \ - __asm__ __volatile__( \ - "mcr p15, 0, %0, c3, c0 @ set domain" \ - : : "r" (x)); \ - isb(); \ - } while (0) +static inline void set_domain(unsigned val) +{ + asm volatile( + "mcr p15, 0, %0, c3, c0 @ set domain" + : : "r" (val)); + isb(); +} #define modify_domain(dom,type) \ do { \ @@ -78,8 +78,8 @@ } while (0) #else -#define set_domain(x) do { } while (0) -#define modify_domain(dom,type) do { } while (0) +static inline void set_domain(unsigned val) { } +static inline void modify_domain(unsigned dom, unsigned type) { } #endif /* diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index b79f8e9..af7b0bd 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -148,7 +148,6 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define TIF_NOTIFY_RESUME 2 /* callback before returning to user */ #define TIF_SYSCALL_TRACE 8 #define TIF_SYSCALL_AUDIT 9 -#define TIF_SYSCALL_RESTARTSYS 10 #define TIF_POLLING_NRFLAG 16 #define TIF_USING_IWMMXT 17 #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ @@ -164,11 +163,9 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_USING_IWMMXT (1 << TIF_USING_IWMMXT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) -#define _TIF_SYSCALL_RESTARTSYS (1 << TIF_SYSCALL_RESTARTSYS) /* Checks for any syscall work in entry-common.S */ -#define _TIF_SYSCALL_WORK (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \ - _TIF_SYSCALL_RESTARTSYS) +#define _TIF_SYSCALL_WORK (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT) /* * Change these and you break ASM code in entry-common.S diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c index 8349d4e97..16cedb4 100644 --- a/arch/arm/kernel/irq.c +++ b/arch/arm/kernel/irq.c @@ -40,13 +40,6 @@ #include <asm/mach/irq.h> #include <asm/mach/time.h> -/* - * No architecture-specific irq_finish function defined in arm/arch/irqs.h. - */ -#ifndef irq_finish -#define irq_finish(irq) do { } while (0) -#endif - unsigned long irq_err_count; int arch_show_interrupts(struct seq_file *p, int prec) @@ -85,9 +78,6 @@ void handle_IRQ(unsigned int irq, struct pt_regs *regs) generic_handle_irq(irq); } - /* AT91 specific workaround */ - irq_finish(irq); - irq_exit(); set_irq_regs(old_regs); } diff --git a/arch/arm/kernel/kprobes-test-arm.c b/arch/arm/kernel/kprobes-test-arm.c index ba32b39..38c1a3b 100644 --- a/arch/arm/kernel/kprobes-test-arm.c +++ b/arch/arm/kernel/kprobes-test-arm.c @@ -187,8 +187,8 @@ void kprobe_arm_test_cases(void) TEST_BF_R ("mov pc, r",0,2f,"") TEST_BF_RR("mov pc, r",0,2f,", asl r",1,0,"") TEST_BB( "sub pc, pc, #1b-2b+8") -#if __LINUX_ARM_ARCH__ >= 6 - TEST_BB( "sub pc, pc, #1b-2b+8-2") /* UNPREDICTABLE before ARMv6 */ +#if __LINUX_ARM_ARCH__ == 6 && !defined(CONFIG_CPU_V7) + TEST_BB( "sub pc, pc, #1b-2b+8-2") /* UNPREDICTABLE before and after ARMv6 */ #endif TEST_BB_R( "sub pc, pc, r",14, 1f-2f+8,"") TEST_BB_R( "rsb pc, r",14,1f-2f+8,", pc") diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index 186c8cb..a02eada 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -503,7 +503,7 @@ __hw_perf_event_init(struct perf_event *event) event_requires_mode_exclusion(&event->attr)) { pr_debug("ARM performance counters do not support " "mode exclusion\n"); - return -EPERM; + return -EOPNOTSUPP; } /* diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index 5700a7a..14e3826 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -25,7 +25,6 @@ #include <linux/regset.h> #include <linux/audit.h> #include <linux/tracehook.h> -#include <linux/unistd.h> #include <asm/pgtable.h> #include <asm/traps.h> @@ -918,8 +917,6 @@ asmlinkage int syscall_trace(int why, struct pt_regs *regs, int scno) audit_syscall_entry(AUDIT_ARCH_ARM, scno, regs->ARM_r0, regs->ARM_r1, regs->ARM_r2, regs->ARM_r3); - if (why == 0 && test_and_clear_thread_flag(TIF_SYSCALL_RESTARTSYS)) - scno = __NR_restart_syscall - __NR_SYSCALL_BASE; if (!test_thread_flag(TIF_SYSCALL_TRACE)) return scno; diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index fd2392a..536c5d6 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -27,6 +27,7 @@ */ #define SWI_SYS_SIGRETURN (0xef000000|(__NR_sigreturn)|(__NR_OABI_SYSCALL_BASE)) #define SWI_SYS_RT_SIGRETURN (0xef000000|(__NR_rt_sigreturn)|(__NR_OABI_SYSCALL_BASE)) +#define SWI_SYS_RESTART (0xef000000|__NR_restart_syscall|__NR_OABI_SYSCALL_BASE) /* * With EABI, the syscall number has to be loaded into r7. @@ -47,6 +48,18 @@ const unsigned long sigreturn_codes[7] = { }; /* + * Either we support OABI only, or we have EABI with the OABI + * compat layer enabled. In the later case we don't know if + * user space is EABI or not, and if not we must not clobber r7. + * Always using the OABI syscall solves that issue and works for + * all those cases. + */ +const unsigned long syscall_restart_code[2] = { + SWI_SYS_RESTART, /* swi __NR_restart_syscall */ + 0xe49df004, /* ldr pc, [sp], #4 */ +}; + +/* * atomically swap in the new signal mask, and wait for a signal. */ asmlinkage int sys_sigsuspend(int restart, unsigned long oldmask, old_sigset_t mask) @@ -592,10 +605,12 @@ static void do_signal(struct pt_regs *regs, int syscall) case -ERESTARTNOHAND: case -ERESTARTSYS: case -ERESTARTNOINTR: - case -ERESTART_RESTARTBLOCK: regs->ARM_r0 = regs->ARM_ORIG_r0; regs->ARM_pc = restart_addr; break; + case -ERESTART_RESTARTBLOCK: + regs->ARM_r0 = -EINTR; + break; } } @@ -611,14 +626,12 @@ static void do_signal(struct pt_regs *regs, int syscall) * debugger has chosen to restart at a different PC. */ if (regs->ARM_pc == restart_addr) { - if (retval == -ERESTARTNOHAND || - retval == -ERESTART_RESTARTBLOCK + if (retval == -ERESTARTNOHAND || (retval == -ERESTARTSYS && !(ka.sa.sa_flags & SA_RESTART))) { regs->ARM_r0 = -EINTR; regs->ARM_pc = continue_addr; } - clear_thread_flag(TIF_SYSCALL_RESTARTSYS); } handle_signal(signr, &ka, &info, regs); @@ -632,8 +645,29 @@ static void do_signal(struct pt_regs *regs, int syscall) * ignore the restart. */ if (retval == -ERESTART_RESTARTBLOCK - && regs->ARM_pc == restart_addr) - set_thread_flag(TIF_SYSCALL_RESTARTSYS); + && regs->ARM_pc == continue_addr) { + if (thumb_mode(regs)) { + regs->ARM_r7 = __NR_restart_syscall - __NR_SYSCALL_BASE; + regs->ARM_pc -= 2; + } else { +#if defined(CONFIG_AEABI) && !defined(CONFIG_OABI_COMPAT) + regs->ARM_r7 = __NR_restart_syscall; + regs->ARM_pc -= 4; +#else + u32 __user *usp; + + regs->ARM_sp -= 4; + usp = (u32 __user *)regs->ARM_sp; + + if (put_user(regs->ARM_pc, usp) == 0) { + regs->ARM_pc = KERN_RESTART_CODE; + } else { + regs->ARM_sp += 4; + force_sigsegv(0, current); + } +#endif + } + } } restore_saved_sigmask(); diff --git a/arch/arm/kernel/signal.h b/arch/arm/kernel/signal.h index 5ff067b7..6fcfe83 100644 --- a/arch/arm/kernel/signal.h +++ b/arch/arm/kernel/signal.h @@ -8,5 +8,7 @@ * published by the Free Software Foundation. */ #define KERN_SIGRETURN_CODE (CONFIG_VECTORS_BASE + 0x00000500) +#define KERN_RESTART_CODE (KERN_SIGRETURN_CODE + sizeof(sigreturn_codes)) extern const unsigned long sigreturn_codes[7]; +extern const unsigned long syscall_restart_code[2]; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 4928d89..3647170 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -820,6 +820,8 @@ void __init early_trap_init(void *vectors_base) */ memcpy((void *)(vectors + KERN_SIGRETURN_CODE - CONFIG_VECTORS_BASE), sigreturn_codes, sizeof(sigreturn_codes)); + memcpy((void *)(vectors + KERN_RESTART_CODE - CONFIG_VECTORS_BASE), + syscall_restart_code, sizeof(syscall_restart_code)); flush_icache_range(vectors, vectors + PAGE_SIZE); modify_domain(DOMAIN_USER, DOMAIN_CLIENT); diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 43a31fb..36ff15b 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -183,7 +183,9 @@ SECTIONS } #endif +#ifdef CONFIG_SMP PERCPU_SECTION(L1_CACHE_BYTES) +#endif #ifdef CONFIG_XIP_KERNEL __data_loc = ALIGN(4); /* location in binary */ diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 19505c0..c8050b1 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -29,12 +29,16 @@ comment "Atmel AT91 Processor" config SOC_AT91SAM9 bool select CPU_ARM926T + select MULTI_IRQ_HANDLER + select SPARSE_IRQ select AT91_SAM9_TIME select AT91_SAM9_SMC config SOC_AT91RM9200 bool "AT91RM9200" select CPU_ARM920T + select MULTI_IRQ_HANDLER + select SPARSE_IRQ select GENERIC_CLOCKEVENTS select HAVE_AT91_DBGU0 @@ -140,6 +144,8 @@ config ARCH_AT91SAM9G45 config ARCH_AT91X40 bool "AT91x40" depends on !MMU + select MULTI_IRQ_HANDLER + select SPARSE_IRQ select ARCH_USES_GETTIMEOFFSET endchoice diff --git a/arch/arm/mach-at91/Makefile.boot b/arch/arm/mach-at91/Makefile.boot index 9e84fe4..30bb733 100644 --- a/arch/arm/mach-at91/Makefile.boot +++ b/arch/arm/mach-at91/Makefile.boot @@ -15,7 +15,9 @@ endif # Keep dtb files sorted alphabetically for each SoC # sam9260 +dtb-$(CONFIG_MACH_AT91SAM_DT) += aks-cdu.dtb dtb-$(CONFIG_MACH_AT91SAM_DT) += ethernut5.dtb +dtb-$(CONFIG_MACH_AT91SAM_DT) += evk-pro3.dtb dtb-$(CONFIG_MACH_AT91SAM_DT) += tny_a9260.dtb dtb-$(CONFIG_MACH_AT91SAM_DT) += usb_a9260.dtb # sam9263 diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c index 2691768..6f50c67 100644 --- a/arch/arm/mach-at91/at91rm9200.c +++ b/arch/arm/mach-at91/at91rm9200.c @@ -17,6 +17,7 @@ #include <asm/mach/map.h> #include <asm/system_misc.h> #include <mach/at91rm9200.h> +#include <mach/at91_aic.h> #include <mach/at91_pmc.h> #include <mach/at91_st.h> #include <mach/cpu.h> diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c index e6b7d05..01fb732 100644 --- a/arch/arm/mach-at91/at91rm9200_devices.c +++ b/arch/arm/mach-at91/at91rm9200_devices.c @@ -41,8 +41,8 @@ static struct resource usbh_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_UHP, - .end = AT91RM9200_ID_UHP, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_UHP, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_UHP, .flags = IORESOURCE_IRQ, }, }; @@ -94,8 +94,8 @@ static struct resource udc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_UDP, - .end = AT91RM9200_ID_UDP, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_UDP, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_UDP, .flags = IORESOURCE_IRQ, }, }; @@ -145,8 +145,8 @@ static struct resource eth_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_EMAC, - .end = AT91RM9200_ID_EMAC, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_EMAC, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_EMAC, .flags = IORESOURCE_IRQ, }, }; @@ -305,8 +305,8 @@ static struct resource mmc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_MCI, - .end = AT91RM9200_ID_MCI, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_MCI, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_MCI, .flags = IORESOURCE_IRQ, }, }; @@ -488,8 +488,8 @@ static struct resource twi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_TWI, - .end = AT91RM9200_ID_TWI, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_TWI, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_TWI, .flags = IORESOURCE_IRQ, }, }; @@ -532,8 +532,8 @@ static struct resource spi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_SPI, - .end = AT91RM9200_ID_SPI, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_SPI, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_SPI, .flags = IORESOURCE_IRQ, }, }; @@ -598,18 +598,18 @@ static struct resource tcb0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_TC0, - .end = AT91RM9200_ID_TC0, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_TC0, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_TC0, .flags = IORESOURCE_IRQ, }, [2] = { - .start = AT91RM9200_ID_TC1, - .end = AT91RM9200_ID_TC1, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_TC1, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_TC1, .flags = IORESOURCE_IRQ, }, [3] = { - .start = AT91RM9200_ID_TC2, - .end = AT91RM9200_ID_TC2, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_TC2, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_TC2, .flags = IORESOURCE_IRQ, }, }; @@ -628,18 +628,18 @@ static struct resource tcb1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_TC3, - .end = AT91RM9200_ID_TC3, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_TC3, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_TC3, .flags = IORESOURCE_IRQ, }, [2] = { - .start = AT91RM9200_ID_TC4, - .end = AT91RM9200_ID_TC4, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_TC4, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_TC4, .flags = IORESOURCE_IRQ, }, [3] = { - .start = AT91RM9200_ID_TC5, - .end = AT91RM9200_ID_TC5, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_TC5, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_TC5, .flags = IORESOURCE_IRQ, }, }; @@ -673,8 +673,8 @@ static struct resource rtc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91_ID_SYS, - .end = AT91_ID_SYS, + .start = NR_IRQS_LEGACY + AT91_ID_SYS, + .end = NR_IRQS_LEGACY + AT91_ID_SYS, .flags = IORESOURCE_IRQ, }, }; @@ -729,8 +729,8 @@ static struct resource ssc0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_SSC0, - .end = AT91RM9200_ID_SSC0, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_SSC0, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_SSC0, .flags = IORESOURCE_IRQ, }, }; @@ -771,8 +771,8 @@ static struct resource ssc1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_SSC1, - .end = AT91RM9200_ID_SSC1, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_SSC1, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_SSC1, .flags = IORESOURCE_IRQ, }, }; @@ -813,8 +813,8 @@ static struct resource ssc2_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_SSC2, - .end = AT91RM9200_ID_SSC2, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_SSC2, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_SSC2, .flags = IORESOURCE_IRQ, }, }; @@ -897,8 +897,8 @@ static struct resource dbgu_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91_ID_SYS, - .end = AT91_ID_SYS, + .start = NR_IRQS_LEGACY + AT91_ID_SYS, + .end = NR_IRQS_LEGACY + AT91_ID_SYS, .flags = IORESOURCE_IRQ, }, }; @@ -935,8 +935,8 @@ static struct resource uart0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_US0, - .end = AT91RM9200_ID_US0, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_US0, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_US0, .flags = IORESOURCE_IRQ, }, }; @@ -984,8 +984,8 @@ static struct resource uart1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_US1, - .end = AT91RM9200_ID_US1, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_US1, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_US1, .flags = IORESOURCE_IRQ, }, }; @@ -1035,8 +1035,8 @@ static struct resource uart2_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_US2, - .end = AT91RM9200_ID_US2, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_US2, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_US2, .flags = IORESOURCE_IRQ, }, }; @@ -1078,8 +1078,8 @@ static struct resource uart3_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91RM9200_ID_US3, - .end = AT91RM9200_ID_US3, + .start = NR_IRQS_LEGACY + AT91RM9200_ID_US3, + .end = NR_IRQS_LEGACY + AT91RM9200_ID_US3, .flags = IORESOURCE_IRQ, }, }; diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c index 2b1e438..30c7f26 100644 --- a/arch/arm/mach-at91/at91sam9260.c +++ b/arch/arm/mach-at91/at91sam9260.c @@ -20,6 +20,7 @@ #include <mach/cpu.h> #include <mach/at91_dbgu.h> #include <mach/at91sam9260.h> +#include <mach/at91_aic.h> #include <mach/at91_pmc.h> #include <mach/at91_rstc.h> diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c index 0ded951..7b9c2ba 100644 --- a/arch/arm/mach-at91/at91sam9260_devices.c +++ b/arch/arm/mach-at91/at91sam9260_devices.c @@ -45,8 +45,8 @@ static struct resource usbh_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_UHP, - .end = AT91SAM9260_ID_UHP, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_UHP, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_UHP, .flags = IORESOURCE_IRQ, }, }; @@ -98,8 +98,8 @@ static struct resource udc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_UDP, - .end = AT91SAM9260_ID_UDP, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_UDP, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_UDP, .flags = IORESOURCE_IRQ, }, }; @@ -149,8 +149,8 @@ static struct resource eth_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_EMAC, - .end = AT91SAM9260_ID_EMAC, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_EMAC, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_EMAC, .flags = IORESOURCE_IRQ, }, }; @@ -223,8 +223,8 @@ static struct resource mmc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_MCI, - .end = AT91SAM9260_ID_MCI, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_MCI, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_MCI, .flags = IORESOURCE_IRQ, }, }; @@ -305,8 +305,8 @@ static struct resource mmc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_MCI, - .end = AT91SAM9260_ID_MCI, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_MCI, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_MCI, .flags = IORESOURCE_IRQ, }, }; @@ -496,8 +496,8 @@ static struct resource twi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_TWI, - .end = AT91SAM9260_ID_TWI, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_TWI, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_TWI, .flags = IORESOURCE_IRQ, }, }; @@ -540,8 +540,8 @@ static struct resource spi0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_SPI0, - .end = AT91SAM9260_ID_SPI0, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_SPI0, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_SPI0, .flags = IORESOURCE_IRQ, }, }; @@ -566,8 +566,8 @@ static struct resource spi1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_SPI1, - .end = AT91SAM9260_ID_SPI1, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_SPI1, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_SPI1, .flags = IORESOURCE_IRQ, }, }; @@ -652,18 +652,18 @@ static struct resource tcb0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_TC0, - .end = AT91SAM9260_ID_TC0, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_TC0, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_TC0, .flags = IORESOURCE_IRQ, }, [2] = { - .start = AT91SAM9260_ID_TC1, - .end = AT91SAM9260_ID_TC1, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_TC1, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_TC1, .flags = IORESOURCE_IRQ, }, [3] = { - .start = AT91SAM9260_ID_TC2, - .end = AT91SAM9260_ID_TC2, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_TC2, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_TC2, .flags = IORESOURCE_IRQ, }, }; @@ -682,18 +682,18 @@ static struct resource tcb1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_TC3, - .end = AT91SAM9260_ID_TC3, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_TC3, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_TC3, .flags = IORESOURCE_IRQ, }, [2] = { - .start = AT91SAM9260_ID_TC4, - .end = AT91SAM9260_ID_TC4, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_TC4, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_TC4, .flags = IORESOURCE_IRQ, }, [3] = { - .start = AT91SAM9260_ID_TC5, - .end = AT91SAM9260_ID_TC5, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_TC5, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_TC5, .flags = IORESOURCE_IRQ, }, }; @@ -807,8 +807,8 @@ static struct resource ssc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_SSC, - .end = AT91SAM9260_ID_SSC, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_SSC, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_SSC, .flags = IORESOURCE_IRQ, }, }; @@ -882,8 +882,8 @@ static struct resource dbgu_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91_ID_SYS, - .end = AT91_ID_SYS, + .start = NR_IRQS_LEGACY + AT91_ID_SYS, + .end = NR_IRQS_LEGACY + AT91_ID_SYS, .flags = IORESOURCE_IRQ, }, }; @@ -920,8 +920,8 @@ static struct resource uart0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_US0, - .end = AT91SAM9260_ID_US0, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_US0, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_US0, .flags = IORESOURCE_IRQ, }, }; @@ -971,8 +971,8 @@ static struct resource uart1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_US1, - .end = AT91SAM9260_ID_US1, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_US1, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_US1, .flags = IORESOURCE_IRQ, }, }; @@ -1014,8 +1014,8 @@ static struct resource uart2_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_US2, - .end = AT91SAM9260_ID_US2, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_US2, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_US2, .flags = IORESOURCE_IRQ, }, }; @@ -1057,8 +1057,8 @@ static struct resource uart3_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_US3, - .end = AT91SAM9260_ID_US3, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_US3, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_US3, .flags = IORESOURCE_IRQ, }, }; @@ -1100,8 +1100,8 @@ static struct resource uart4_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_US4, - .end = AT91SAM9260_ID_US4, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_US4, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_US4, .flags = IORESOURCE_IRQ, }, }; @@ -1138,8 +1138,8 @@ static struct resource uart5_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_US5, - .end = AT91SAM9260_ID_US5, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_US5, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_US5, .flags = IORESOURCE_IRQ, }, }; @@ -1357,8 +1357,8 @@ static struct resource adc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9260_ID_ADC, - .end = AT91SAM9260_ID_ADC, + .start = NR_IRQS_LEGACY + AT91SAM9260_ID_ADC, + .end = NR_IRQS_LEGACY + AT91SAM9260_ID_ADC, .flags = IORESOURCE_IRQ, }, }; diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c index c77d503..f40762c 100644 --- a/arch/arm/mach-at91/at91sam9261.c +++ b/arch/arm/mach-at91/at91sam9261.c @@ -19,6 +19,7 @@ #include <asm/system_misc.h> #include <mach/cpu.h> #include <mach/at91sam9261.h> +#include <mach/at91_aic.h> #include <mach/at91_pmc.h> #include <mach/at91_rstc.h> diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c index 9295e90..8df5c1bd 100644 --- a/arch/arm/mach-at91/at91sam9261_devices.c +++ b/arch/arm/mach-at91/at91sam9261_devices.c @@ -45,8 +45,8 @@ static struct resource usbh_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_UHP, - .end = AT91SAM9261_ID_UHP, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_UHP, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_UHP, .flags = IORESOURCE_IRQ, }, }; @@ -98,8 +98,8 @@ static struct resource udc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_UDP, - .end = AT91SAM9261_ID_UDP, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_UDP, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_UDP, .flags = IORESOURCE_IRQ, }, }; @@ -148,8 +148,8 @@ static struct resource mmc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_MCI, - .end = AT91SAM9261_ID_MCI, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_MCI, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_MCI, .flags = IORESOURCE_IRQ, }, }; @@ -310,8 +310,8 @@ static struct resource twi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_TWI, - .end = AT91SAM9261_ID_TWI, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_TWI, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_TWI, .flags = IORESOURCE_IRQ, }, }; @@ -354,8 +354,8 @@ static struct resource spi0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_SPI0, - .end = AT91SAM9261_ID_SPI0, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SPI0, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SPI0, .flags = IORESOURCE_IRQ, }, }; @@ -380,8 +380,8 @@ static struct resource spi1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_SPI1, - .end = AT91SAM9261_ID_SPI1, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SPI1, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SPI1, .flags = IORESOURCE_IRQ, }, }; @@ -468,8 +468,8 @@ static struct resource lcdc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_LCDC, - .end = AT91SAM9261_ID_LCDC, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_LCDC, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_LCDC, .flags = IORESOURCE_IRQ, }, #if defined(CONFIG_FB_INTSRAM) @@ -566,18 +566,18 @@ static struct resource tcb_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_TC0, - .end = AT91SAM9261_ID_TC0, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_TC0, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_TC0, .flags = IORESOURCE_IRQ, }, [2] = { - .start = AT91SAM9261_ID_TC1, - .end = AT91SAM9261_ID_TC1, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_TC1, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_TC1, .flags = IORESOURCE_IRQ, }, [3] = { - .start = AT91SAM9261_ID_TC2, - .end = AT91SAM9261_ID_TC2, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_TC2, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_TC2, .flags = IORESOURCE_IRQ, }, }; @@ -689,8 +689,8 @@ static struct resource ssc0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_SSC0, - .end = AT91SAM9261_ID_SSC0, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC0, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC0, .flags = IORESOURCE_IRQ, }, }; @@ -731,8 +731,8 @@ static struct resource ssc1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_SSC1, - .end = AT91SAM9261_ID_SSC1, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC1, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC1, .flags = IORESOURCE_IRQ, }, }; @@ -773,8 +773,8 @@ static struct resource ssc2_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_SSC2, - .end = AT91SAM9261_ID_SSC2, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC2, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC2, .flags = IORESOURCE_IRQ, }, }; @@ -857,8 +857,8 @@ static struct resource dbgu_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91_ID_SYS, - .end = AT91_ID_SYS, + .start = NR_IRQS_LEGACY + AT91_ID_SYS, + .end = NR_IRQS_LEGACY + AT91_ID_SYS, .flags = IORESOURCE_IRQ, }, }; @@ -895,8 +895,8 @@ static struct resource uart0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_US0, - .end = AT91SAM9261_ID_US0, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_US0, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_US0, .flags = IORESOURCE_IRQ, }, }; @@ -938,8 +938,8 @@ static struct resource uart1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_US1, - .end = AT91SAM9261_ID_US1, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_US1, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_US1, .flags = IORESOURCE_IRQ, }, }; @@ -981,8 +981,8 @@ static struct resource uart2_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9261_ID_US2, - .end = AT91SAM9261_ID_US2, + .start = NR_IRQS_LEGACY + AT91SAM9261_ID_US2, + .end = NR_IRQS_LEGACY + AT91SAM9261_ID_US2, .flags = IORESOURCE_IRQ, }, }; diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c index ed91c7e..84b38105 100644 --- a/arch/arm/mach-at91/at91sam9263.c +++ b/arch/arm/mach-at91/at91sam9263.c @@ -18,6 +18,7 @@ #include <asm/mach/map.h> #include <asm/system_misc.h> #include <mach/at91sam9263.h> +#include <mach/at91_aic.h> #include <mach/at91_pmc.h> #include <mach/at91_rstc.h> diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c index 175e000..eb6bbf8 100644 --- a/arch/arm/mach-at91/at91sam9263_devices.c +++ b/arch/arm/mach-at91/at91sam9263_devices.c @@ -44,8 +44,8 @@ static struct resource usbh_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_UHP, - .end = AT91SAM9263_ID_UHP, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_UHP, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_UHP, .flags = IORESOURCE_IRQ, }, }; @@ -104,8 +104,8 @@ static struct resource udc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_UDP, - .end = AT91SAM9263_ID_UDP, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_UDP, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_UDP, .flags = IORESOURCE_IRQ, }, }; @@ -155,8 +155,8 @@ static struct resource eth_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_EMAC, - .end = AT91SAM9263_ID_EMAC, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_EMAC, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_EMAC, .flags = IORESOURCE_IRQ, }, }; @@ -229,8 +229,8 @@ static struct resource mmc0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_MCI0, - .end = AT91SAM9263_ID_MCI0, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_MCI0, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_MCI0, .flags = IORESOURCE_IRQ, }, }; @@ -254,8 +254,8 @@ static struct resource mmc1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_MCI1, - .end = AT91SAM9263_ID_MCI1, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_MCI1, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_MCI1, .flags = IORESOURCE_IRQ, }, }; @@ -567,8 +567,8 @@ static struct resource twi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_TWI, - .end = AT91SAM9263_ID_TWI, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_TWI, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_TWI, .flags = IORESOURCE_IRQ, }, }; @@ -611,8 +611,8 @@ static struct resource spi0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_SPI0, - .end = AT91SAM9263_ID_SPI0, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_SPI0, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_SPI0, .flags = IORESOURCE_IRQ, }, }; @@ -637,8 +637,8 @@ static struct resource spi1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_SPI1, - .end = AT91SAM9263_ID_SPI1, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_SPI1, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_SPI1, .flags = IORESOURCE_IRQ, }, }; @@ -725,8 +725,8 @@ static struct resource ac97_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_AC97C, - .end = AT91SAM9263_ID_AC97C, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_AC97C, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_AC97C, .flags = IORESOURCE_IRQ, }, }; @@ -776,8 +776,8 @@ static struct resource can_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_CAN, - .end = AT91SAM9263_ID_CAN, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_CAN, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_CAN, .flags = IORESOURCE_IRQ, }, }; @@ -816,8 +816,8 @@ static struct resource lcdc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_LCDC, - .end = AT91SAM9263_ID_LCDC, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_LCDC, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_LCDC, .flags = IORESOURCE_IRQ, }, }; @@ -883,8 +883,8 @@ struct resource isi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_ISI, - .end = AT91SAM9263_ID_ISI, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_ISI, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_ISI, .flags = IORESOURCE_IRQ, }, }; @@ -940,8 +940,8 @@ static struct resource tcb_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_TCB, - .end = AT91SAM9263_ID_TCB, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_TCB, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_TCB, .flags = IORESOURCE_IRQ, }, }; @@ -1108,8 +1108,8 @@ static struct resource pwm_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_PWMC, - .end = AT91SAM9263_ID_PWMC, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_PWMC, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_PWMC, .flags = IORESOURCE_IRQ, }, }; @@ -1161,8 +1161,8 @@ static struct resource ssc0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_SSC0, - .end = AT91SAM9263_ID_SSC0, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_SSC0, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_SSC0, .flags = IORESOURCE_IRQ, }, }; @@ -1203,8 +1203,8 @@ static struct resource ssc1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_SSC1, - .end = AT91SAM9263_ID_SSC1, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_SSC1, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_SSC1, .flags = IORESOURCE_IRQ, }, }; @@ -1284,8 +1284,8 @@ static struct resource dbgu_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91_ID_SYS, - .end = AT91_ID_SYS, + .start = NR_IRQS_LEGACY + AT91_ID_SYS, + .end = NR_IRQS_LEGACY + AT91_ID_SYS, .flags = IORESOURCE_IRQ, }, }; @@ -1322,8 +1322,8 @@ static struct resource uart0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_US0, - .end = AT91SAM9263_ID_US0, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_US0, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_US0, .flags = IORESOURCE_IRQ, }, }; @@ -1365,8 +1365,8 @@ static struct resource uart1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_US1, - .end = AT91SAM9263_ID_US1, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_US1, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_US1, .flags = IORESOURCE_IRQ, }, }; @@ -1408,8 +1408,8 @@ static struct resource uart2_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9263_ID_US2, - .end = AT91SAM9263_ID_US2, + .start = NR_IRQS_LEGACY + AT91SAM9263_ID_US2, + .end = NR_IRQS_LEGACY + AT91SAM9263_ID_US2, .flags = IORESOURCE_IRQ, }, }; diff --git a/arch/arm/mach-at91/at91sam926x_time.c b/arch/arm/mach-at91/at91sam926x_time.c index a94758b..ffc0957 100644 --- a/arch/arm/mach-at91/at91sam926x_time.c +++ b/arch/arm/mach-at91/at91sam926x_time.c @@ -137,7 +137,7 @@ static struct irqaction at91sam926x_pit_irq = { .name = "at91_tick", .flags = IRQF_SHARED | IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, .handler = at91sam926x_pit_interrupt, - .irq = AT91_ID_SYS, + .irq = NR_IRQS_LEGACY + AT91_ID_SYS, }; static void at91sam926x_pit_reset(void) diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c index 4792682..9771273 100644 --- a/arch/arm/mach-at91/at91sam9g45.c +++ b/arch/arm/mach-at91/at91sam9g45.c @@ -18,6 +18,7 @@ #include <asm/mach/map.h> #include <asm/system_misc.h> #include <mach/at91sam9g45.h> +#include <mach/at91_aic.h> #include <mach/at91_pmc.h> #include <mach/cpu.h> diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c index 933fc9a..40fb79d 100644 --- a/arch/arm/mach-at91/at91sam9g45_devices.c +++ b/arch/arm/mach-at91/at91sam9g45_devices.c @@ -53,8 +53,8 @@ static struct resource hdmac_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_DMA, - .end = AT91SAM9G45_ID_DMA, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_DMA, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_DMA, .flags = IORESOURCE_IRQ, }, }; @@ -94,8 +94,8 @@ static struct resource usbh_ohci_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_UHPHS, - .end = AT91SAM9G45_ID_UHPHS, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS, .flags = IORESOURCE_IRQ, }, }; @@ -156,8 +156,8 @@ static struct resource usbh_ehci_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_UHPHS, - .end = AT91SAM9G45_ID_UHPHS, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS, .flags = IORESOURCE_IRQ, }, }; @@ -213,8 +213,8 @@ static struct resource usba_udc_resources[] = { .flags = IORESOURCE_MEM, }, [2] = { - .start = AT91SAM9G45_ID_UDPHS, - .end = AT91SAM9G45_ID_UDPHS, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UDPHS, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UDPHS, .flags = IORESOURCE_IRQ, }, }; @@ -296,8 +296,8 @@ static struct resource eth_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_EMAC, - .end = AT91SAM9G45_ID_EMAC, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_EMAC, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_EMAC, .flags = IORESOURCE_IRQ, }, }; @@ -370,8 +370,8 @@ static struct resource mmc0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_MCI0, - .end = AT91SAM9G45_ID_MCI0, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_MCI0, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_MCI0, .flags = IORESOURCE_IRQ, }, }; @@ -395,8 +395,8 @@ static struct resource mmc1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_MCI1, - .end = AT91SAM9G45_ID_MCI1, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_MCI1, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_MCI1, .flags = IORESOURCE_IRQ, }, }; @@ -645,8 +645,8 @@ static struct resource twi0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_TWI0, - .end = AT91SAM9G45_ID_TWI0, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TWI0, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TWI0, .flags = IORESOURCE_IRQ, }, }; @@ -665,8 +665,8 @@ static struct resource twi1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_TWI1, - .end = AT91SAM9G45_ID_TWI1, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TWI1, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TWI1, .flags = IORESOURCE_IRQ, }, }; @@ -720,8 +720,8 @@ static struct resource spi0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_SPI0, - .end = AT91SAM9G45_ID_SPI0, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_SPI0, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_SPI0, .flags = IORESOURCE_IRQ, }, }; @@ -746,8 +746,8 @@ static struct resource spi1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_SPI1, - .end = AT91SAM9G45_ID_SPI1, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_SPI1, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_SPI1, .flags = IORESOURCE_IRQ, }, }; @@ -834,8 +834,8 @@ static struct resource ac97_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_AC97C, - .end = AT91SAM9G45_ID_AC97C, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_AC97C, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_AC97C, .flags = IORESOURCE_IRQ, }, }; @@ -887,8 +887,8 @@ struct resource isi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_ISI, - .end = AT91SAM9G45_ID_ISI, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_ISI, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_ISI, .flags = IORESOURCE_IRQ, }, }; @@ -979,8 +979,8 @@ static struct resource lcdc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_LCDC, - .end = AT91SAM9G45_ID_LCDC, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_LCDC, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_LCDC, .flags = IORESOURCE_IRQ, }, }; @@ -1054,8 +1054,8 @@ static struct resource tcb0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_TCB, - .end = AT91SAM9G45_ID_TCB, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TCB, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TCB, .flags = IORESOURCE_IRQ, }, }; @@ -1075,8 +1075,8 @@ static struct resource tcb1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_TCB, - .end = AT91SAM9G45_ID_TCB, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TCB, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TCB, .flags = IORESOURCE_IRQ, }, }; @@ -1110,8 +1110,8 @@ static struct resource rtc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91_ID_SYS, - .end = AT91_ID_SYS, + .start = NR_IRQS_LEGACY + AT91_ID_SYS, + .end = NR_IRQS_LEGACY + AT91_ID_SYS, .flags = IORESOURCE_IRQ, }, }; @@ -1147,8 +1147,8 @@ static struct resource tsadcc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_TSC, - .end = AT91SAM9G45_ID_TSC, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TSC, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TSC, .flags = IORESOURCE_IRQ, } }; @@ -1197,8 +1197,8 @@ static struct resource adc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_TSC, - .end = AT91SAM9G45_ID_TSC, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TSC, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TSC, .flags = IORESOURCE_IRQ, } }; @@ -1400,8 +1400,8 @@ static struct resource pwm_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_PWMC, - .end = AT91SAM9G45_ID_PWMC, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_PWMC, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_PWMC, .flags = IORESOURCE_IRQ, }, }; @@ -1453,8 +1453,8 @@ static struct resource ssc0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_SSC0, - .end = AT91SAM9G45_ID_SSC0, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_SSC0, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_SSC0, .flags = IORESOURCE_IRQ, }, }; @@ -1495,8 +1495,8 @@ static struct resource ssc1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_SSC1, - .end = AT91SAM9G45_ID_SSC1, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_SSC1, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_SSC1, .flags = IORESOURCE_IRQ, }, }; @@ -1575,8 +1575,8 @@ static struct resource dbgu_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91_ID_SYS, - .end = AT91_ID_SYS, + .start = NR_IRQS_LEGACY + AT91_ID_SYS, + .end = NR_IRQS_LEGACY + AT91_ID_SYS, .flags = IORESOURCE_IRQ, }, }; @@ -1613,8 +1613,8 @@ static struct resource uart0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_US0, - .end = AT91SAM9G45_ID_US0, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_US0, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_US0, .flags = IORESOURCE_IRQ, }, }; @@ -1656,8 +1656,8 @@ static struct resource uart1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_US1, - .end = AT91SAM9G45_ID_US1, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_US1, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_US1, .flags = IORESOURCE_IRQ, }, }; @@ -1699,8 +1699,8 @@ static struct resource uart2_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_US2, - .end = AT91SAM9G45_ID_US2, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_US2, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_US2, .flags = IORESOURCE_IRQ, }, }; @@ -1742,8 +1742,8 @@ static struct resource uart3_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_US3, - .end = AT91SAM9G45_ID_US3, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_US3, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_US3, .flags = IORESOURCE_IRQ, }, }; diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c index e420085..72ce50a 100644 --- a/arch/arm/mach-at91/at91sam9rl.c +++ b/arch/arm/mach-at91/at91sam9rl.c @@ -19,6 +19,7 @@ #include <mach/cpu.h> #include <mach/at91_dbgu.h> #include <mach/at91sam9rl.h> +#include <mach/at91_aic.h> #include <mach/at91_pmc.h> #include <mach/at91_rstc.h> diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c index 9c0b148..f09fff9 100644 --- a/arch/arm/mach-at91/at91sam9rl_devices.c +++ b/arch/arm/mach-at91/at91sam9rl_devices.c @@ -41,8 +41,8 @@ static struct resource hdmac_resources[] = { .flags = IORESOURCE_MEM, }, [2] = { - .start = AT91SAM9RL_ID_DMA, - .end = AT91SAM9RL_ID_DMA, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_DMA, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_DMA, .flags = IORESOURCE_IRQ, }, }; @@ -84,8 +84,8 @@ static struct resource usba_udc_resources[] = { .flags = IORESOURCE_MEM, }, [2] = { - .start = AT91SAM9RL_ID_UDPHS, - .end = AT91SAM9RL_ID_UDPHS, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_UDPHS, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_UDPHS, .flags = IORESOURCE_IRQ, }, }; @@ -172,8 +172,8 @@ static struct resource mmc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_MCI, - .end = AT91SAM9RL_ID_MCI, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_MCI, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_MCI, .flags = IORESOURCE_IRQ, }, }; @@ -339,8 +339,8 @@ static struct resource twi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_TWI0, - .end = AT91SAM9RL_ID_TWI0, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TWI0, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TWI0, .flags = IORESOURCE_IRQ, }, }; @@ -383,8 +383,8 @@ static struct resource spi_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_SPI, - .end = AT91SAM9RL_ID_SPI, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SPI, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SPI, .flags = IORESOURCE_IRQ, }, }; @@ -452,8 +452,8 @@ static struct resource ac97_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_AC97C, - .end = AT91SAM9RL_ID_AC97C, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_AC97C, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_AC97C, .flags = IORESOURCE_IRQ, }, }; @@ -507,8 +507,8 @@ static struct resource lcdc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_LCDC, - .end = AT91SAM9RL_ID_LCDC, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_LCDC, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_LCDC, .flags = IORESOURCE_IRQ, }, }; @@ -574,18 +574,18 @@ static struct resource tcb_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_TC0, - .end = AT91SAM9RL_ID_TC0, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC0, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC0, .flags = IORESOURCE_IRQ, }, [2] = { - .start = AT91SAM9RL_ID_TC1, - .end = AT91SAM9RL_ID_TC1, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC1, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC1, .flags = IORESOURCE_IRQ, }, [3] = { - .start = AT91SAM9RL_ID_TC2, - .end = AT91SAM9RL_ID_TC2, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC2, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC2, .flags = IORESOURCE_IRQ, }, }; @@ -621,8 +621,8 @@ static struct resource tsadcc_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_TSC, - .end = AT91SAM9RL_ID_TSC, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TSC, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TSC, .flags = IORESOURCE_IRQ, } }; @@ -768,8 +768,8 @@ static struct resource pwm_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_PWMC, - .end = AT91SAM9RL_ID_PWMC, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_PWMC, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_PWMC, .flags = IORESOURCE_IRQ, }, }; @@ -821,8 +821,8 @@ static struct resource ssc0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_SSC0, - .end = AT91SAM9RL_ID_SSC0, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC0, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC0, .flags = IORESOURCE_IRQ, }, }; @@ -863,8 +863,8 @@ static struct resource ssc1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_SSC1, - .end = AT91SAM9RL_ID_SSC1, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC1, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC1, .flags = IORESOURCE_IRQ, }, }; @@ -943,8 +943,8 @@ static struct resource dbgu_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91_ID_SYS, - .end = AT91_ID_SYS, + .start = NR_IRQS_LEGACY + AT91_ID_SYS, + .end = NR_IRQS_LEGACY + AT91_ID_SYS, .flags = IORESOURCE_IRQ, }, }; @@ -981,8 +981,8 @@ static struct resource uart0_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_US0, - .end = AT91SAM9RL_ID_US0, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US0, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US0, .flags = IORESOURCE_IRQ, }, }; @@ -1032,8 +1032,8 @@ static struct resource uart1_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_US1, - .end = AT91SAM9RL_ID_US1, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US1, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US1, .flags = IORESOURCE_IRQ, }, }; @@ -1075,8 +1075,8 @@ static struct resource uart2_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_US2, - .end = AT91SAM9RL_ID_US2, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US2, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US2, .flags = IORESOURCE_IRQ, }, }; @@ -1118,8 +1118,8 @@ static struct resource uart3_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9RL_ID_US3, - .end = AT91SAM9RL_ID_US3, + .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US3, + .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US3, .flags = IORESOURCE_IRQ, }, }; diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c index 1b144b4..477cf9d 100644 --- a/arch/arm/mach-at91/at91sam9x5.c +++ b/arch/arm/mach-at91/at91sam9x5.c @@ -312,8 +312,6 @@ static void __init at91sam9x5_map_io(void) void __init at91sam9x5_initialize(void) { - at91_extern_irq = (1 << AT91SAM9X5_ID_IRQ0); - /* Register GPIO subsystem (using DT) */ at91_gpio_init(NULL, 0); } @@ -321,47 +319,9 @@ void __init at91sam9x5_initialize(void) /* -------------------------------------------------------------------- * Interrupt initialization * -------------------------------------------------------------------- */ -/* - * The default interrupt priority levels (0 = lowest, 7 = highest). - */ -static unsigned int at91sam9x5_default_irq_priority[NR_AIC_IRQS] __initdata = { - 7, /* Advanced Interrupt Controller (FIQ) */ - 7, /* System Peripherals */ - 1, /* Parallel IO Controller A and B */ - 1, /* Parallel IO Controller C and D */ - 4, /* Soft Modem */ - 5, /* USART 0 */ - 5, /* USART 1 */ - 5, /* USART 2 */ - 5, /* USART 3 */ - 6, /* Two-Wire Interface 0 */ - 6, /* Two-Wire Interface 1 */ - 6, /* Two-Wire Interface 2 */ - 0, /* Multimedia Card Interface 0 */ - 5, /* Serial Peripheral Interface 0 */ - 5, /* Serial Peripheral Interface 1 */ - 5, /* UART 0 */ - 5, /* UART 1 */ - 0, /* Timer Counter 0, 1, 2, 3, 4 and 5 */ - 0, /* Pulse Width Modulation Controller */ - 0, /* ADC Controller */ - 0, /* DMA Controller 0 */ - 0, /* DMA Controller 1 */ - 2, /* USB Host High Speed port */ - 2, /* USB Device High speed port */ - 3, /* Ethernet MAC 0 */ - 3, /* LDC Controller or Image Sensor Interface */ - 0, /* Multimedia Card Interface 1 */ - 3, /* Ethernet MAC 1 */ - 4, /* Synchronous Serial Interface */ - 4, /* CAN Controller 0 */ - 4, /* CAN Controller 1 */ - 0, /* Advanced Interrupt Controller (IRQ0) */ -}; struct at91_init_soc __initdata at91sam9x5_soc = { .map_io = at91sam9x5_map_io, - .default_irq_priority = at91sam9x5_default_irq_priority, .register_clocks = at91sam9x5_register_clocks, .init = at91sam9x5_initialize, }; diff --git a/arch/arm/mach-at91/at91x40.c b/arch/arm/mach-at91/at91x40.c index d62fe09..46090e6 100644 --- a/arch/arm/mach-at91/at91x40.c +++ b/arch/arm/mach-at91/at91x40.c @@ -13,10 +13,12 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/irq.h> +#include <linux/io.h> #include <asm/proc-fns.h> #include <asm/system_misc.h> #include <asm/mach/arch.h> #include <mach/at91x40.h> +#include <mach/at91_aic.h> #include <mach/at91_st.h> #include <mach/timex.h> #include "generic.h" diff --git a/arch/arm/mach-at91/board-1arm.c b/arch/arm/mach-at91/board-1arm.c index 271f994..22d8856 100644 --- a/arch/arm/mach-at91/board-1arm.c +++ b/arch/arm/mach-at91/board-1arm.c @@ -36,6 +36,7 @@ #include <mach/board.h> #include <mach/cpu.h> +#include <mach/at91_aic.h> #include "generic.h" @@ -91,6 +92,7 @@ MACHINE_START(ONEARM, "Ajeco 1ARM single board computer") /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = onearm_init_early, .init_irq = at91_init_irq_default, .init_machine = onearm_board_init, diff --git a/arch/arm/mach-at91/board-afeb-9260v1.c b/arch/arm/mach-at91/board-afeb-9260v1.c index b7d8aa7..de7be19 100644 --- a/arch/arm/mach-at91/board-afeb-9260v1.c +++ b/arch/arm/mach-at91/board-afeb-9260v1.c @@ -44,6 +44,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include "generic.h" @@ -212,6 +213,7 @@ MACHINE_START(AFEB9260, "Custom afeb9260 board") /* Maintainer: Sergey Lapin <slapin@ossfans.org> */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = afeb9260_init_early, .init_irq = at91_init_irq_default, .init_machine = afeb9260_board_init, diff --git a/arch/arm/mach-at91/board-cam60.c b/arch/arm/mach-at91/board-cam60.c index 29d3ef0..477e708 100644 --- a/arch/arm/mach-at91/board-cam60.c +++ b/arch/arm/mach-at91/board-cam60.c @@ -39,6 +39,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include "sam9_smc.h" @@ -188,6 +189,7 @@ MACHINE_START(CAM60, "KwikByte CAM60") /* Maintainer: KwikByte */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = cam60_init_early, .init_irq = at91_init_irq_default, .init_machine = cam60_board_init, diff --git a/arch/arm/mach-at91/board-carmeva.c b/arch/arm/mach-at91/board-carmeva.c index 44328a6..a5b002f 100644 --- a/arch/arm/mach-at91/board-carmeva.c +++ b/arch/arm/mach-at91/board-carmeva.c @@ -36,6 +36,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include "generic.h" @@ -158,6 +159,7 @@ MACHINE_START(CARMEVA, "Carmeva") /* Maintainer: Conitec Datasystems */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = carmeva_init_early, .init_irq = at91_init_irq_default, .init_machine = carmeva_board_init, diff --git a/arch/arm/mach-at91/board-cpu9krea.c b/arch/arm/mach-at91/board-cpu9krea.c index 69951ec..ecbc13b 100644 --- a/arch/arm/mach-at91/board-cpu9krea.c +++ b/arch/arm/mach-at91/board-cpu9krea.c @@ -41,6 +41,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/at91sam9260_matrix.h> #include <mach/at91_matrix.h> @@ -376,6 +377,7 @@ MACHINE_START(CPUAT9G20, "Eukrea CPU9G20") /* Maintainer: Eric Benard - EUKREA Electromatique */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = cpu9krea_init_early, .init_irq = at91_init_irq_default, .init_machine = cpu9krea_board_init, diff --git a/arch/arm/mach-at91/board-cpuat91.c b/arch/arm/mach-at91/board-cpuat91.c index 895cf2d..2e6d043 100644 --- a/arch/arm/mach-at91/board-cpuat91.c +++ b/arch/arm/mach-at91/board-cpuat91.c @@ -37,6 +37,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91rm9200_mc.h> #include <mach/at91_ramc.h> #include <mach/cpu.h> @@ -178,6 +179,7 @@ MACHINE_START(CPUAT91, "Eukrea") /* Maintainer: Eric Benard - EUKREA Electromatique */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = cpuat91_init_early, .init_irq = at91_init_irq_default, .init_machine = cpuat91_board_init, diff --git a/arch/arm/mach-at91/board-csb337.c b/arch/arm/mach-at91/board-csb337.c index cd81336..462bc31 100644 --- a/arch/arm/mach-at91/board-csb337.c +++ b/arch/arm/mach-at91/board-csb337.c @@ -39,6 +39,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include "generic.h" @@ -252,6 +253,7 @@ MACHINE_START(CSB337, "Cogent CSB337") /* Maintainer: Bill Gatliff */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = csb337_init_early, .init_irq = at91_init_irq_default, .init_machine = csb337_board_init, diff --git a/arch/arm/mach-at91/board-csb637.c b/arch/arm/mach-at91/board-csb637.c index 7c8b05a..872871a 100644 --- a/arch/arm/mach-at91/board-csb637.c +++ b/arch/arm/mach-at91/board-csb637.c @@ -36,6 +36,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include "generic.h" @@ -133,6 +134,7 @@ MACHINE_START(CSB637, "Cogent CSB637") /* Maintainer: Bill Gatliff */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = csb637_init_early, .init_irq = at91_init_irq_default, .init_machine = csb637_board_init, diff --git a/arch/arm/mach-at91/board-dt.c b/arch/arm/mach-at91/board-dt.c index a1fce05..e8f45c4 100644 --- a/arch/arm/mach-at91/board-dt.c +++ b/arch/arm/mach-at91/board-dt.c @@ -16,6 +16,7 @@ #include <linux/of_platform.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <asm/setup.h> #include <asm/irq.h> @@ -53,6 +54,7 @@ DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM (Device Tree)") /* Maintainer: Atmel */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = at91_dt_initialize, .init_irq = at91_dt_init_irq, .init_machine = at91_dt_device_init, diff --git a/arch/arm/mach-at91/board-eb01.c b/arch/arm/mach-at91/board-eb01.c index d2023f2..01f66e9 100644 --- a/arch/arm/mach-at91/board-eb01.c +++ b/arch/arm/mach-at91/board-eb01.c @@ -28,6 +28,7 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include "generic.h" static void __init at91eb01_init_irq(void) @@ -43,6 +44,7 @@ static void __init at91eb01_init_early(void) MACHINE_START(AT91EB01, "Atmel AT91 EB01") /* Maintainer: Greg Ungerer <gerg@snapgear.com> */ .timer = &at91x40_timer, + .handle_irq = at91_aic_handle_irq, .init_early = at91eb01_init_early, .init_irq = at91eb01_init_irq, MACHINE_END diff --git a/arch/arm/mach-at91/board-eb9200.c b/arch/arm/mach-at91/board-eb9200.c index bd10172..d1e1f3f 100644 --- a/arch/arm/mach-at91/board-eb9200.c +++ b/arch/arm/mach-at91/board-eb9200.c @@ -36,6 +36,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include "generic.h" @@ -118,6 +119,7 @@ static void __init eb9200_board_init(void) MACHINE_START(ATEB9200, "Embest ATEB9200") .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = eb9200_init_early, .init_irq = at91_init_irq_default, .init_machine = eb9200_board_init, diff --git a/arch/arm/mach-at91/board-ecbat91.c b/arch/arm/mach-at91/board-ecbat91.c index 89cc372..9c24cb2 100644 --- a/arch/arm/mach-at91/board-ecbat91.c +++ b/arch/arm/mach-at91/board-ecbat91.c @@ -39,6 +39,7 @@ #include <mach/board.h> #include <mach/cpu.h> +#include <mach/at91_aic.h> #include "generic.h" @@ -170,6 +171,7 @@ MACHINE_START(ECBAT91, "emQbit's ECB_AT91") /* Maintainer: emQbit.com */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ecb_at91init_early, .init_irq = at91_init_irq_default, .init_machine = ecb_at91board_init, diff --git a/arch/arm/mach-at91/board-eco920.c b/arch/arm/mach-at91/board-eco920.c index 558546c..82bdfde 100644 --- a/arch/arm/mach-at91/board-eco920.c +++ b/arch/arm/mach-at91/board-eco920.c @@ -25,6 +25,7 @@ #include <asm/mach/map.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91rm9200_mc.h> #include <mach/at91_ramc.h> #include <mach/cpu.h> @@ -132,6 +133,7 @@ MACHINE_START(ECO920, "eco920") /* Maintainer: Sascha Hauer */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = eco920_init_early, .init_irq = at91_init_irq_default, .init_machine = eco920_board_init, diff --git a/arch/arm/mach-at91/board-flexibity.c b/arch/arm/mach-at91/board-flexibity.c index 47658f7..6cc83a8 100644 --- a/arch/arm/mach-at91/board-flexibity.c +++ b/arch/arm/mach-at91/board-flexibity.c @@ -34,6 +34,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include "generic.h" @@ -160,6 +161,7 @@ MACHINE_START(FLEXIBITY, "Flexibity Connect") /* Maintainer: Maxim Osipov */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = flexibity_init_early, .init_irq = at91_init_irq_default, .init_machine = flexibity_board_init, diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c index 33411e6..69ab124 100644 --- a/arch/arm/mach-at91/board-foxg20.c +++ b/arch/arm/mach-at91/board-foxg20.c @@ -42,6 +42,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include "sam9_smc.h" @@ -262,6 +263,7 @@ MACHINE_START(ACMENETUSFOXG20, "Acme Systems srl FOX Board G20") /* Maintainer: Sergio Tanzilli */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = foxg20_init_early, .init_irq = at91_init_irq_default, .init_machine = foxg20_board_init, diff --git a/arch/arm/mach-at91/board-gsia18s.c b/arch/arm/mach-at91/board-gsia18s.c index 3e0dfa6..a9d5e78 100644 --- a/arch/arm/mach-at91/board-gsia18s.c +++ b/arch/arm/mach-at91/board-gsia18s.c @@ -31,6 +31,7 @@ #include <asm/mach/arch.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/gsia18s.h> #include <mach/stamp9g20.h> @@ -575,6 +576,7 @@ static void __init gsia18s_board_init(void) MACHINE_START(GSIA18S, "GS_IA18_S") .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = gsia18s_init_early, .init_irq = at91_init_irq_default, .init_machine = gsia18s_board_init, diff --git a/arch/arm/mach-at91/board-kafa.c b/arch/arm/mach-at91/board-kafa.c index f260657..64c1dbf 100644 --- a/arch/arm/mach-at91/board-kafa.c +++ b/arch/arm/mach-at91/board-kafa.c @@ -35,6 +35,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/cpu.h> #include "generic.h" @@ -93,6 +94,7 @@ MACHINE_START(KAFA, "Sperry-Sun KAFA") /* Maintainer: Sergei Sharonov */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = kafa_init_early, .init_irq = at91_init_irq_default, .init_machine = kafa_board_init, diff --git a/arch/arm/mach-at91/board-kb9202.c b/arch/arm/mach-at91/board-kb9202.c index ba39db5..5d96cb8 100644 --- a/arch/arm/mach-at91/board-kb9202.c +++ b/arch/arm/mach-at91/board-kb9202.c @@ -37,6 +37,7 @@ #include <mach/board.h> #include <mach/cpu.h> +#include <mach/at91_aic.h> #include <mach/at91rm9200_mc.h> #include <mach/at91_ramc.h> @@ -133,6 +134,7 @@ MACHINE_START(KB9200, "KB920x") /* Maintainer: KwikByte, Inc. */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = kb9202_init_early, .init_irq = at91_init_irq_default, .init_machine = kb9202_board_init, diff --git a/arch/arm/mach-at91/board-neocore926.c b/arch/arm/mach-at91/board-neocore926.c index d2f4cc1..18103c5d 100644 --- a/arch/arm/mach-at91/board-neocore926.c +++ b/arch/arm/mach-at91/board-neocore926.c @@ -45,6 +45,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include "sam9_smc.h" @@ -378,6 +379,7 @@ MACHINE_START(NEOCORE926, "ADENEO NEOCORE 926") /* Maintainer: ADENEO */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = neocore926_init_early, .init_irq = at91_init_irq_default, .init_machine = neocore926_board_init, diff --git a/arch/arm/mach-at91/board-pcontrol-g20.c b/arch/arm/mach-at91/board-pcontrol-g20.c index 7fe6383..9ca3e32 100644 --- a/arch/arm/mach-at91/board-pcontrol-g20.c +++ b/arch/arm/mach-at91/board-pcontrol-g20.c @@ -30,6 +30,7 @@ #include <asm/mach/arch.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/stamp9g20.h> @@ -218,6 +219,7 @@ MACHINE_START(PCONTROL_G20, "PControl G20") /* Maintainer: pgsellmann@portner-elektronik.at */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = pcontrol_g20_init_early, .init_irq = at91_init_irq_default, .init_machine = pcontrol_g20_board_init, diff --git a/arch/arm/mach-at91/board-picotux200.c b/arch/arm/mach-at91/board-picotux200.c index b45c0a5..1270655 100644 --- a/arch/arm/mach-at91/board-picotux200.c +++ b/arch/arm/mach-at91/board-picotux200.c @@ -38,6 +38,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91rm9200_mc.h> #include <mach/at91_ramc.h> @@ -120,6 +121,7 @@ MACHINE_START(PICOTUX2XX, "picotux 200") /* Maintainer: Kleinhenz Elektronik GmbH */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = picotux200_init_early, .init_irq = at91_init_irq_default, .init_machine = picotux200_board_init, diff --git a/arch/arm/mach-at91/board-qil-a9260.c b/arch/arm/mach-at91/board-qil-a9260.c index 0c61bf0..bf351e2 100644 --- a/arch/arm/mach-at91/board-qil-a9260.c +++ b/arch/arm/mach-at91/board-qil-a9260.c @@ -41,6 +41,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/at91_shdwc.h> @@ -258,6 +259,7 @@ MACHINE_START(QIL_A9260, "CALAO QIL_A9260") /* Maintainer: calao-systems */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-rm9200dk.c b/arch/arm/mach-at91/board-rm9200dk.c index afd7a47..cc2bf97 100644 --- a/arch/arm/mach-at91/board-rm9200dk.c +++ b/arch/arm/mach-at91/board-rm9200dk.c @@ -40,6 +40,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91rm9200_mc.h> #include <mach/at91_ramc.h> @@ -223,6 +224,7 @@ MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK") /* Maintainer: SAN People/Atmel */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = dk_init_early, .init_irq = at91_init_irq_default, .init_machine = dk_board_init, diff --git a/arch/arm/mach-at91/board-rm9200ek.c b/arch/arm/mach-at91/board-rm9200ek.c index 2b15b8a..62e19e6 100644 --- a/arch/arm/mach-at91/board-rm9200ek.c +++ b/arch/arm/mach-at91/board-rm9200ek.c @@ -40,6 +40,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91rm9200_mc.h> #include <mach/at91_ramc.h> @@ -190,6 +191,7 @@ MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK") /* Maintainer: SAN People/Atmel */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-rsi-ews.c b/arch/arm/mach-at91/board-rsi-ews.c index 24ab9be..c3b43ae 100644 --- a/arch/arm/mach-at91/board-rsi-ews.c +++ b/arch/arm/mach-at91/board-rsi-ews.c @@ -26,6 +26,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <linux/gpio.h> @@ -225,6 +226,7 @@ MACHINE_START(RSI_EWS, "RSI EWS") /* Maintainer: Josef Holzmayr <holzmayr@rsi-elektrotechnik.de> */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = rsi_ews_init_early, .init_irq = at91_init_irq_default, .init_machine = rsi_ews_board_init, diff --git a/arch/arm/mach-at91/board-sam9-l9260.c b/arch/arm/mach-at91/board-sam9-l9260.c index cdd21f2..7bf6da7 100644 --- a/arch/arm/mach-at91/board-sam9-l9260.c +++ b/arch/arm/mach-at91/board-sam9-l9260.c @@ -38,6 +38,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include "sam9_smc.h" @@ -202,6 +203,7 @@ MACHINE_START(SAM9_L9260, "Olimex SAM9-L9260") /* Maintainer: Olimex */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c index 7b3c391..889c1bf 100644 --- a/arch/arm/mach-at91/board-sam9260ek.c +++ b/arch/arm/mach-at91/board-sam9260ek.c @@ -42,6 +42,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/at91_shdwc.h> #include <mach/system_rev.h> @@ -344,6 +345,7 @@ MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK") /* Maintainer: Atmel */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c index 2736453..2269be5 100644 --- a/arch/arm/mach-at91/board-sam9261ek.c +++ b/arch/arm/mach-at91/board-sam9261ek.c @@ -46,6 +46,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/at91_shdwc.h> #include <mach/system_rev.h> @@ -615,6 +616,7 @@ MACHINE_START(AT91SAM9G10EK, "Atmel AT91SAM9G10-EK") /* Maintainer: Atmel */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c index 983cb98..82adf58 100644 --- a/arch/arm/mach-at91/board-sam9263ek.c +++ b/arch/arm/mach-at91/board-sam9263ek.c @@ -45,6 +45,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/at91_shdwc.h> #include <mach/system_rev.h> @@ -443,6 +444,7 @@ MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK") /* Maintainer: Atmel */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c index 6860d34..4ea4ee0 100644 --- a/arch/arm/mach-at91/board-sam9g20ek.c +++ b/arch/arm/mach-at91/board-sam9g20ek.c @@ -44,6 +44,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/system_rev.h> @@ -413,6 +414,7 @@ MACHINE_START(AT91SAM9G20EK, "Atmel AT91SAM9G20-EK") /* Maintainer: Atmel */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, @@ -422,6 +424,7 @@ MACHINE_START(AT91SAM9G20EK_2MMC, "Atmel AT91SAM9G20-EK 2 MMC Slot Mod") /* Maintainer: Atmel */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c index 63163dc..3d48ec1 100644 --- a/arch/arm/mach-at91/board-sam9m10g45ek.c +++ b/arch/arm/mach-at91/board-sam9m10g45ek.c @@ -43,6 +43,7 @@ #include <asm/mach/irq.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/at91_shdwc.h> #include <mach/system_rev.h> @@ -503,6 +504,7 @@ MACHINE_START(AT91SAM9M10G45EK, "Atmel AT91SAM9M10G45-EK") /* Maintainer: Atmel */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c index be3239f..e7dc3ea 100644 --- a/arch/arm/mach-at91/board-sam9rlek.c +++ b/arch/arm/mach-at91/board-sam9rlek.c @@ -31,6 +31,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/at91_shdwc.h> @@ -319,6 +320,7 @@ MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK") /* Maintainer: Atmel */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-snapper9260.c b/arch/arm/mach-at91/board-snapper9260.c index 9d446f1b..a4e031a 100644 --- a/arch/arm/mach-at91/board-snapper9260.c +++ b/arch/arm/mach-at91/board-snapper9260.c @@ -33,6 +33,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include "sam9_smc.h" @@ -178,6 +179,7 @@ static void __init snapper9260_board_init(void) MACHINE_START(SNAPPER_9260, "Bluewater Systems Snapper 9260/9G20 module") .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = snapper9260_init_early, .init_irq = at91_init_irq_default, .init_machine = snapper9260_board_init, diff --git a/arch/arm/mach-at91/board-stamp9g20.c b/arch/arm/mach-at91/board-stamp9g20.c index ee86f9d..29eae16 100644 --- a/arch/arm/mach-at91/board-stamp9g20.c +++ b/arch/arm/mach-at91/board-stamp9g20.c @@ -26,6 +26,7 @@ #include <asm/mach/arch.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include "sam9_smc.h" @@ -287,6 +288,7 @@ MACHINE_START(PORTUXG20, "taskit PortuxG20") /* Maintainer: taskit GmbH */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = stamp9g20_init_early, .init_irq = at91_init_irq_default, .init_machine = portuxg20_board_init, @@ -296,6 +298,7 @@ MACHINE_START(STAMP9G20, "taskit Stamp9G20") /* Maintainer: taskit GmbH */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = stamp9g20_init_early, .init_irq = at91_init_irq_default, .init_machine = stamp9g20evb_board_init, diff --git a/arch/arm/mach-at91/board-usb-a926x.c b/arch/arm/mach-at91/board-usb-a926x.c index 95393fc..c1476b9 100644 --- a/arch/arm/mach-at91/board-usb-a926x.c +++ b/arch/arm/mach-at91/board-usb-a926x.c @@ -42,6 +42,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91sam9_smc.h> #include <mach/at91_shdwc.h> @@ -358,6 +359,7 @@ MACHINE_START(USB_A9263, "CALAO USB_A9263") /* Maintainer: calao-systems */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, @@ -367,6 +369,7 @@ MACHINE_START(USB_A9260, "CALAO USB_A9260") /* Maintainer: calao-systems */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, @@ -376,6 +379,7 @@ MACHINE_START(USB_A9G20, "CALAO USB_A92G0") /* Maintainer: Jean-Christophe PLAGNIOL-VILLARD */ .timer = &at91sam926x_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = ek_init_early, .init_irq = at91_init_irq_default, .init_machine = ek_board_init, diff --git a/arch/arm/mach-at91/board-yl-9200.c b/arch/arm/mach-at91/board-yl-9200.c index d56665e..516d340 100644 --- a/arch/arm/mach-at91/board-yl-9200.c +++ b/arch/arm/mach-at91/board-yl-9200.c @@ -44,6 +44,7 @@ #include <mach/hardware.h> #include <mach/board.h> +#include <mach/at91_aic.h> #include <mach/at91rm9200_mc.h> #include <mach/at91_ramc.h> #include <mach/cpu.h> @@ -590,6 +591,7 @@ MACHINE_START(YL9200, "uCdragon YL-9200") /* Maintainer: S.Birtles */ .timer = &at91rm9200_timer, .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, .init_early = yl9200_init_early, .init_irq = at91_init_irq_default, .init_machine = yl9200_board_init, diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index 0a60bf8..f496506 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -29,6 +29,8 @@ extern void __init at91x40_init_interrupts(unsigned int priority[]); extern void __init at91_aic_init(unsigned int priority[]); extern int __init at91_aic_of_init(struct device_node *node, struct device_node *parent); +extern int __init at91_aic5_of_init(struct device_node *node, + struct device_node *parent); /* Timer */ diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c index 325837a..be42cf0 100644 --- a/arch/arm/mach-at91/gpio.c +++ b/arch/arm/mach-at91/gpio.c @@ -26,6 +26,8 @@ #include <linux/of_irq.h> #include <linux/of_gpio.h> +#include <asm/mach/irq.h> + #include <mach/hardware.h> #include <mach/at91_pio.h> @@ -585,15 +587,14 @@ static struct irq_chip gpio_irqchip = { static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) { + struct irq_chip *chip = irq_desc_get_chip(desc); struct irq_data *idata = irq_desc_get_irq_data(desc); - struct irq_chip *chip = irq_data_get_irq_chip(idata); struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(idata); void __iomem *pio = at91_gpio->regbase; unsigned long isr; int n; - /* temporarily mask (level sensitive) parent IRQ */ - chip->irq_ack(idata); + chained_irq_enter(chip, desc); for (;;) { /* Reading ISR acks pending (edge triggered) GPIO interrupts. * When there none are pending, we're finished unless we need @@ -614,7 +615,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) n = find_next_bit(&isr, BITS_PER_LONG, n + 1); } } - chip->irq_unmask(idata); + chained_irq_exit(chip, desc); /* now it may re-trigger */ } diff --git a/arch/arm/mach-at91/include/mach/at91_aic.h b/arch/arm/mach-at91/include/mach/at91_aic.h index 3045781..eaea661 100644 --- a/arch/arm/mach-at91/include/mach/at91_aic.h +++ b/arch/arm/mach-at91/include/mach/at91_aic.h @@ -23,12 +23,23 @@ extern void __iomem *at91_aic_base; __raw_readl(at91_aic_base + field) #define at91_aic_write(field, value) \ - __raw_writel(value, at91_aic_base + field); + __raw_writel(value, at91_aic_base + field) #else .extern at91_aic_base #endif +/* Number of irq lines managed by AIC */ +#define NR_AIC_IRQS 32 +#define NR_AIC5_IRQS 128 + +#define AT91_AIC5_SSR 0x0 /* Source Select Register [AIC5] */ +#define AT91_AIC5_INTSEL_MSK (0x7f << 0) /* Interrupt Line Selection Mask */ + +#define AT91_AIC_IRQ_MIN_PRIORITY 0 +#define AT91_AIC_IRQ_MAX_PRIORITY 7 + #define AT91_AIC_SMR(n) ((n) * 4) /* Source Mode Registers 0-31 */ +#define AT91_AIC5_SMR 0x4 /* Source Mode Register [AIC5] */ #define AT91_AIC_PRIOR (7 << 0) /* Priority Level */ #define AT91_AIC_SRCTYPE (3 << 5) /* Interrupt Source Type */ #define AT91_AIC_SRCTYPE_LOW (0 << 5) @@ -37,29 +48,52 @@ extern void __iomem *at91_aic_base; #define AT91_AIC_SRCTYPE_RISING (3 << 5) #define AT91_AIC_SVR(n) (0x80 + ((n) * 4)) /* Source Vector Registers 0-31 */ +#define AT91_AIC5_SVR 0x8 /* Source Vector Register [AIC5] */ #define AT91_AIC_IVR 0x100 /* Interrupt Vector Register */ +#define AT91_AIC5_IVR 0x10 /* Interrupt Vector Register [AIC5] */ #define AT91_AIC_FVR 0x104 /* Fast Interrupt Vector Register */ +#define AT91_AIC5_FVR 0x14 /* Fast Interrupt Vector Register [AIC5] */ #define AT91_AIC_ISR 0x108 /* Interrupt Status Register */ +#define AT91_AIC5_ISR 0x18 /* Interrupt Status Register [AIC5] */ #define AT91_AIC_IRQID (0x1f << 0) /* Current Interrupt Identifier */ #define AT91_AIC_IPR 0x10c /* Interrupt Pending Register */ +#define AT91_AIC5_IPR0 0x20 /* Interrupt Pending Register 0 [AIC5] */ +#define AT91_AIC5_IPR1 0x24 /* Interrupt Pending Register 1 [AIC5] */ +#define AT91_AIC5_IPR2 0x28 /* Interrupt Pending Register 2 [AIC5] */ +#define AT91_AIC5_IPR3 0x2c /* Interrupt Pending Register 3 [AIC5] */ #define AT91_AIC_IMR 0x110 /* Interrupt Mask Register */ +#define AT91_AIC5_IMR 0x30 /* Interrupt Mask Register [AIC5] */ #define AT91_AIC_CISR 0x114 /* Core Interrupt Status Register */ +#define AT91_AIC5_CISR 0x34 /* Core Interrupt Status Register [AIC5] */ #define AT91_AIC_NFIQ (1 << 0) /* nFIQ Status */ #define AT91_AIC_NIRQ (1 << 1) /* nIRQ Status */ #define AT91_AIC_IECR 0x120 /* Interrupt Enable Command Register */ +#define AT91_AIC5_IECR 0x40 /* Interrupt Enable Command Register [AIC5] */ #define AT91_AIC_IDCR 0x124 /* Interrupt Disable Command Register */ +#define AT91_AIC5_IDCR 0x44 /* Interrupt Disable Command Register [AIC5] */ #define AT91_AIC_ICCR 0x128 /* Interrupt Clear Command Register */ +#define AT91_AIC5_ICCR 0x48 /* Interrupt Clear Command Register [AIC5] */ #define AT91_AIC_ISCR 0x12c /* Interrupt Set Command Register */ +#define AT91_AIC5_ISCR 0x4c /* Interrupt Set Command Register [AIC5] */ #define AT91_AIC_EOICR 0x130 /* End of Interrupt Command Register */ +#define AT91_AIC5_EOICR 0x38 /* End of Interrupt Command Register [AIC5] */ #define AT91_AIC_SPU 0x134 /* Spurious Interrupt Vector Register */ +#define AT91_AIC5_SPU 0x3c /* Spurious Interrupt Vector Register [AIC5] */ #define AT91_AIC_DCR 0x138 /* Debug Control Register */ +#define AT91_AIC5_DCR 0x6c /* Debug Control Register [AIC5] */ #define AT91_AIC_DCR_PROT (1 << 0) /* Protection Mode */ #define AT91_AIC_DCR_GMSK (1 << 1) /* General Mask */ #define AT91_AIC_FFER 0x140 /* Fast Forcing Enable Register [SAM9 only] */ +#define AT91_AIC5_FFER 0x50 /* Fast Forcing Enable Register [AIC5] */ #define AT91_AIC_FFDR 0x144 /* Fast Forcing Disable Register [SAM9 only] */ +#define AT91_AIC5_FFDR 0x54 /* Fast Forcing Disable Register [AIC5] */ #define AT91_AIC_FFSR 0x148 /* Fast Forcing Status Register [SAM9 only] */ +#define AT91_AIC5_FFSR 0x58 /* Fast Forcing Status Register [AIC5] */ + +void at91_aic_handle_irq(struct pt_regs *regs); +void at91_aic5_handle_irq(struct pt_regs *regs); #endif diff --git a/arch/arm/mach-at91/include/mach/at91_spi.h b/arch/arm/mach-at91/include/mach/at91_spi.h deleted file mode 100644 index 2f6ba0c..0000000 --- a/arch/arm/mach-at91/include/mach/at91_spi.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/at91_spi.h - * - * Copyright (C) 2005 Ivan Kokshaysky - * Copyright (C) SAN People - * - * Serial Peripheral Interface (SPI) registers. - * Based on AT91RM9200 datasheet revision E. - * - * 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 AT91_SPI_H -#define AT91_SPI_H - -#define AT91_SPI_CR 0x00 /* Control Register */ -#define AT91_SPI_SPIEN (1 << 0) /* SPI Enable */ -#define AT91_SPI_SPIDIS (1 << 1) /* SPI Disable */ -#define AT91_SPI_SWRST (1 << 7) /* SPI Software Reset */ -#define AT91_SPI_LASTXFER (1 << 24) /* Last Transfer [SAM9261 only] */ - -#define AT91_SPI_MR 0x04 /* Mode Register */ -#define AT91_SPI_MSTR (1 << 0) /* Master/Slave Mode */ -#define AT91_SPI_PS (1 << 1) /* Peripheral Select */ -#define AT91_SPI_PS_FIXED (0 << 1) -#define AT91_SPI_PS_VARIABLE (1 << 1) -#define AT91_SPI_PCSDEC (1 << 2) /* Chip Select Decode */ -#define AT91_SPI_DIV32 (1 << 3) /* Clock Selection [AT91RM9200 only] */ -#define AT91_SPI_MODFDIS (1 << 4) /* Mode Fault Detection */ -#define AT91_SPI_LLB (1 << 7) /* Local Loopback Enable */ -#define AT91_SPI_PCS (0xf << 16) /* Peripheral Chip Select */ -#define AT91_SPI_DLYBCS (0xff << 24) /* Delay Between Chip Selects */ - -#define AT91_SPI_RDR 0x08 /* Receive Data Register */ -#define AT91_SPI_RD (0xffff << 0) /* Receive Data */ -#define AT91_SPI_PCS (0xf << 16) /* Peripheral Chip Select */ - -#define AT91_SPI_TDR 0x0c /* Transmit Data Register */ -#define AT91_SPI_TD (0xffff << 0) /* Transmit Data */ -#define AT91_SPI_PCS (0xf << 16) /* Peripheral Chip Select */ -#define AT91_SPI_LASTXFER (1 << 24) /* Last Transfer [SAM9261 only] */ - -#define AT91_SPI_SR 0x10 /* Status Register */ -#define AT91_SPI_RDRF (1 << 0) /* Receive Data Register Full */ -#define AT91_SPI_TDRE (1 << 1) /* Transmit Data Register Full */ -#define AT91_SPI_MODF (1 << 2) /* Mode Fault Error */ -#define AT91_SPI_OVRES (1 << 3) /* Overrun Error Status */ -#define AT91_SPI_ENDRX (1 << 4) /* End of RX buffer */ -#define AT91_SPI_ENDTX (1 << 5) /* End of TX buffer */ -#define AT91_SPI_RXBUFF (1 << 6) /* RX Buffer Full */ -#define AT91_SPI_TXBUFE (1 << 7) /* TX Buffer Empty */ -#define AT91_SPI_NSSR (1 << 8) /* NSS Rising [SAM9261 only] */ -#define AT91_SPI_TXEMPTY (1 << 9) /* Transmission Register Empty [SAM9261 only] */ -#define AT91_SPI_SPIENS (1 << 16) /* SPI Enable Status */ - -#define AT91_SPI_IER 0x14 /* Interrupt Enable Register */ -#define AT91_SPI_IDR 0x18 /* Interrupt Disable Register */ -#define AT91_SPI_IMR 0x1c /* Interrupt Mask Register */ - -#define AT91_SPI_CSR(n) (0x30 + ((n) * 4)) /* Chip Select Registers 0-3 */ -#define AT91_SPI_CPOL (1 << 0) /* Clock Polarity */ -#define AT91_SPI_NCPHA (1 << 1) /* Clock Phase */ -#define AT91_SPI_CSAAT (1 << 3) /* Chip Select Active After Transfer [SAM9261 only] */ -#define AT91_SPI_BITS (0xf << 4) /* Bits Per Transfer */ -#define AT91_SPI_BITS_8 (0 << 4) -#define AT91_SPI_BITS_9 (1 << 4) -#define AT91_SPI_BITS_10 (2 << 4) -#define AT91_SPI_BITS_11 (3 << 4) -#define AT91_SPI_BITS_12 (4 << 4) -#define AT91_SPI_BITS_13 (5 << 4) -#define AT91_SPI_BITS_14 (6 << 4) -#define AT91_SPI_BITS_15 (7 << 4) -#define AT91_SPI_BITS_16 (8 << 4) -#define AT91_SPI_SCBR (0xff << 8) /* Serial Clock Baud Rate */ -#define AT91_SPI_DLYBS (0xff << 16) /* Delay before SPCK */ -#define AT91_SPI_DLYBCT (0xff << 24) /* Delay between Consecutive Transfers */ - -#endif diff --git a/arch/arm/mach-at91/include/mach/at91_ssc.h b/arch/arm/mach-at91/include/mach/at91_ssc.h deleted file mode 100644 index a81114c..0000000 --- a/arch/arm/mach-at91/include/mach/at91_ssc.h +++ /dev/null @@ -1,106 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/at91_ssc.h - * - * Copyright (C) SAN People - * - * Serial Synchronous Controller (SSC) registers. - * Based on AT91RM9200 datasheet revision E. - * - * 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 AT91_SSC_H -#define AT91_SSC_H - -#define AT91_SSC_CR 0x00 /* Control Register */ -#define AT91_SSC_RXEN (1 << 0) /* Receive Enable */ -#define AT91_SSC_RXDIS (1 << 1) /* Receive Disable */ -#define AT91_SSC_TXEN (1 << 8) /* Transmit Enable */ -#define AT91_SSC_TXDIS (1 << 9) /* Transmit Disable */ -#define AT91_SSC_SWRST (1 << 15) /* Software Reset */ - -#define AT91_SSC_CMR 0x04 /* Clock Mode Register */ -#define AT91_SSC_CMR_DIV (0xfff << 0) /* Clock Divider */ - -#define AT91_SSC_RCMR 0x10 /* Receive Clock Mode Register */ -#define AT91_SSC_CKS (3 << 0) /* Clock Selection */ -#define AT91_SSC_CKS_DIV (0 << 0) -#define AT91_SSC_CKS_CLOCK (1 << 0) -#define AT91_SSC_CKS_PIN (2 << 0) -#define AT91_SSC_CKO (7 << 2) /* Clock Output Mode Selection */ -#define AT91_SSC_CKO_NONE (0 << 2) -#define AT91_SSC_CKO_CONTINUOUS (1 << 2) -#define AT91_SSC_CKI (1 << 5) /* Clock Inversion */ -#define AT91_SSC_CKI_FALLING (0 << 5) -#define AT91_SSC_CK_RISING (1 << 5) -#define AT91_SSC_CKG (1 << 6) /* Receive Clock Gating Selection [AT91SAM9261 only] */ -#define AT91_SSC_CKG_NONE (0 << 6) -#define AT91_SSC_CKG_RFLOW (1 << 6) -#define AT91_SSC_CKG_RFHIGH (2 << 6) -#define AT91_SSC_START (0xf << 8) /* Start Selection */ -#define AT91_SSC_START_CONTINUOUS (0 << 8) -#define AT91_SSC_START_TX_RX (1 << 8) -#define AT91_SSC_START_LOW_RF (2 << 8) -#define AT91_SSC_START_HIGH_RF (3 << 8) -#define AT91_SSC_START_FALLING_RF (4 << 8) -#define AT91_SSC_START_RISING_RF (5 << 8) -#define AT91_SSC_START_LEVEL_RF (6 << 8) -#define AT91_SSC_START_EDGE_RF (7 << 8) -#define AT91_SSC_STOP (1 << 12) /* Receive Stop Selection [AT91SAM9261 only] */ -#define AT91_SSC_STTDLY (0xff << 16) /* Start Delay */ -#define AT91_SSC_PERIOD (0xff << 24) /* Period Divider Selection */ - -#define AT91_SSC_RFMR 0x14 /* Receive Frame Mode Register */ -#define AT91_SSC_DATALEN (0x1f << 0) /* Data Length */ -#define AT91_SSC_LOOP (1 << 5) /* Loop Mode */ -#define AT91_SSC_MSBF (1 << 7) /* Most Significant Bit First */ -#define AT91_SSC_DATNB (0xf << 8) /* Data Number per Frame */ -#define AT91_SSC_FSLEN (0xf << 16) /* Frame Sync Length */ -#define AT91_SSC_FSOS (7 << 20) /* Frame Sync Output Selection */ -#define AT91_SSC_FSOS_NONE (0 << 20) -#define AT91_SSC_FSOS_NEGATIVE (1 << 20) -#define AT91_SSC_FSOS_POSITIVE (2 << 20) -#define AT91_SSC_FSOS_LOW (3 << 20) -#define AT91_SSC_FSOS_HIGH (4 << 20) -#define AT91_SSC_FSOS_TOGGLE (5 << 20) -#define AT91_SSC_FSEDGE (1 << 24) /* Frame Sync Edge Detection */ -#define AT91_SSC_FSEDGE_POSITIVE (0 << 24) -#define AT91_SSC_FSEDGE_NEGATIVE (1 << 24) - -#define AT91_SSC_TCMR 0x18 /* Transmit Clock Mode Register */ -#define AT91_SSC_TFMR 0x1c /* Transmit Fram Mode Register */ -#define AT91_SSC_DATDEF (1 << 5) /* Data Default Value */ -#define AT91_SSC_FSDEN (1 << 23) /* Frame Sync Data Enable */ - -#define AT91_SSC_RHR 0x20 /* Receive Holding Register */ -#define AT91_SSC_THR 0x24 /* Transmit Holding Register */ -#define AT91_SSC_RSHR 0x30 /* Receive Sync Holding Register */ -#define AT91_SSC_TSHR 0x34 /* Transmit Sync Holding Register */ - -#define AT91_SSC_RC0R 0x38 /* Receive Compare 0 Register [AT91SAM9261 only] */ -#define AT91_SSC_RC1R 0x3c /* Receive Compare 1 Register [AT91SAM9261 only] */ - -#define AT91_SSC_SR 0x40 /* Status Register */ -#define AT91_SSC_TXRDY (1 << 0) /* Transmit Ready */ -#define AT91_SSC_TXEMPTY (1 << 1) /* Transmit Empty */ -#define AT91_SSC_ENDTX (1 << 2) /* End of Transmission */ -#define AT91_SSC_TXBUFE (1 << 3) /* Transmit Buffer Empty */ -#define AT91_SSC_RXRDY (1 << 4) /* Receive Ready */ -#define AT91_SSC_OVRUN (1 << 5) /* Receive Overrun */ -#define AT91_SSC_ENDRX (1 << 6) /* End of Reception */ -#define AT91_SSC_RXBUFF (1 << 7) /* Receive Buffer Full */ -#define AT91_SSC_CP0 (1 << 8) /* Compare 0 [AT91SAM9261 only] */ -#define AT91_SSC_CP1 (1 << 9) /* Compare 1 [AT91SAM9261 only] */ -#define AT91_SSC_TXSYN (1 << 10) /* Transmit Sync */ -#define AT91_SSC_RXSYN (1 << 11) /* Receive Sync */ -#define AT91_SSC_TXENA (1 << 16) /* Transmit Enable */ -#define AT91_SSC_RXENA (1 << 17) /* Receive Enable */ - -#define AT91_SSC_IER 0x44 /* Interrupt Enable Register */ -#define AT91_SSC_IDR 0x48 /* Interrupt Disable Register */ -#define AT91_SSC_IMR 0x4c /* Interrupt Mask Register */ - -#endif diff --git a/arch/arm/mach-at91/include/mach/entry-macro.S b/arch/arm/mach-at91/include/mach/entry-macro.S deleted file mode 100644 index 903bf20..0000000 --- a/arch/arm/mach-at91/include/mach/entry-macro.S +++ /dev/null @@ -1,27 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/entry-macro.S - * - * Copyright (C) 2003-2005 SAN People - * - * Low-level IRQ helper macros for AT91RM9200 platforms - * - * 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. - */ - -#include <mach/hardware.h> -#include <mach/at91_aic.h> - - .macro get_irqnr_preamble, base, tmp - ldr \base, =at91_aic_base @ base virtual address of AIC peripheral - ldr \base, [\base] - .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \irqnr, [\base, #AT91_AIC_IVR] @ read IRQ vector register: de-asserts nIRQ to processor (and clears interrupt) - ldr \irqstat, [\base, #AT91_AIC_ISR] @ read interrupt source number - teq \irqstat, #0 @ ISR is 0 when no current interrupt, or spurious interrupt - streq \tmp, [\base, #AT91_AIC_EOICR] @ not going to be handled further, then ACK it now. - .endm - diff --git a/arch/arm/mach-at91/include/mach/irqs.h b/arch/arm/mach-at91/include/mach/irqs.h deleted file mode 100644 index ac8b7df..0000000 --- a/arch/arm/mach-at91/include/mach/irqs.h +++ /dev/null @@ -1,48 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/irqs.h - * - * Copyright (C) 2004 SAN People - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __ASM_ARCH_IRQS_H -#define __ASM_ARCH_IRQS_H - -#include <linux/io.h> -#include <mach/at91_aic.h> - -#define NR_AIC_IRQS 32 - - -/* - * Acknowledge interrupt with AIC after interrupt has been handled. - * (by kernel/irq.c) - */ -#define irq_finish(irq) do { at91_aic_write(AT91_AIC_EOICR, 0); } while (0) - - -/* - * IRQ interrupt symbols are the AT91xxx_ID_* symbols - * for IRQs handled directly through the AIC, or else the AT91_PIN_* - * symbols in gpio.h for ones handled indirectly as GPIOs. - * We make provision for 5 banks of GPIO. - */ -#define NR_IRQS (NR_AIC_IRQS + (5 * 32)) - -/* FIQ is AIC source 0. */ -#define FIQ_START AT91_ID_FIQ - -#endif diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c index cfcfcbe..1e02c0e 100644 --- a/arch/arm/mach-at91/irq.c +++ b/arch/arm/mach-at91/irq.c @@ -23,6 +23,7 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/mm.h> +#include <linux/bitmap.h> #include <linux/types.h> #include <linux/irq.h> #include <linux/of.h> @@ -30,38 +31,218 @@ #include <linux/of_irq.h> #include <linux/irqdomain.h> #include <linux/err.h> +#include <linux/slab.h> #include <mach/hardware.h> #include <asm/irq.h> #include <asm/setup.h> +#include <asm/exception.h> #include <asm/mach/arch.h> #include <asm/mach/irq.h> #include <asm/mach/map.h> +#include <mach/at91_aic.h> + void __iomem *at91_aic_base; static struct irq_domain *at91_aic_domain; static struct device_node *at91_aic_np; +static unsigned int n_irqs = NR_AIC_IRQS; +static unsigned long at91_aic_caps = 0; + +/* AIC5 introduces a Source Select Register */ +#define AT91_AIC_CAP_AIC5 (1 << 0) +#define has_aic5() (at91_aic_caps & AT91_AIC_CAP_AIC5) + +#ifdef CONFIG_PM + +static unsigned long *wakeups; +static unsigned long *backups; + +#define set_backup(bit) set_bit(bit, backups) +#define clear_backup(bit) clear_bit(bit, backups) + +static int at91_aic_pm_init(void) +{ + backups = kzalloc(BITS_TO_LONGS(n_irqs) * sizeof(*backups), GFP_KERNEL); + if (!backups) + return -ENOMEM; + + wakeups = kzalloc(BITS_TO_LONGS(n_irqs) * sizeof(*backups), GFP_KERNEL); + if (!wakeups) { + kfree(backups); + return -ENOMEM; + } + + return 0; +} + +static int at91_aic_set_wake(struct irq_data *d, unsigned value) +{ + if (unlikely(d->hwirq >= n_irqs)) + return -EINVAL; + + if (value) + set_bit(d->hwirq, wakeups); + else + clear_bit(d->hwirq, wakeups); + + return 0; +} + +void at91_irq_suspend(void) +{ + int i = 0, bit; + + if (has_aic5()) { + /* disable enabled irqs */ + while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) { + at91_aic_write(AT91_AIC5_SSR, + bit & AT91_AIC5_INTSEL_MSK); + at91_aic_write(AT91_AIC5_IDCR, 1); + i = bit; + } + /* enable wakeup irqs */ + i = 0; + while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) { + at91_aic_write(AT91_AIC5_SSR, + bit & AT91_AIC5_INTSEL_MSK); + at91_aic_write(AT91_AIC5_IECR, 1); + i = bit; + } + } else { + at91_aic_write(AT91_AIC_IDCR, *backups); + at91_aic_write(AT91_AIC_IECR, *wakeups); + } +} + +void at91_irq_resume(void) +{ + int i = 0, bit; + + if (has_aic5()) { + /* disable wakeup irqs */ + while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) { + at91_aic_write(AT91_AIC5_SSR, + bit & AT91_AIC5_INTSEL_MSK); + at91_aic_write(AT91_AIC5_IDCR, 1); + i = bit; + } + /* enable irqs disabled for suspend */ + i = 0; + while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) { + at91_aic_write(AT91_AIC5_SSR, + bit & AT91_AIC5_INTSEL_MSK); + at91_aic_write(AT91_AIC5_IECR, 1); + i = bit; + } + } else { + at91_aic_write(AT91_AIC_IDCR, *wakeups); + at91_aic_write(AT91_AIC_IECR, *backups); + } +} + +#else +static inline int at91_aic_pm_init(void) +{ + return 0; +} + +#define set_backup(bit) +#define clear_backup(bit) +#define at91_aic_set_wake NULL + +#endif /* CONFIG_PM */ + +asmlinkage void __exception_irq_entry +at91_aic_handle_irq(struct pt_regs *regs) +{ + u32 irqnr; + u32 irqstat; + + irqnr = at91_aic_read(AT91_AIC_IVR); + irqstat = at91_aic_read(AT91_AIC_ISR); + + /* + * ISR value is 0 when there is no current interrupt or when there is + * a spurious interrupt + */ + if (!irqstat) + at91_aic_write(AT91_AIC_EOICR, 0); + else + handle_IRQ(irqnr, regs); +} + +asmlinkage void __exception_irq_entry +at91_aic5_handle_irq(struct pt_regs *regs) +{ + u32 irqnr; + u32 irqstat; + + irqnr = at91_aic_read(AT91_AIC5_IVR); + irqstat = at91_aic_read(AT91_AIC5_ISR); + + if (!irqstat) + at91_aic_write(AT91_AIC5_EOICR, 0); + else + handle_IRQ(irqnr, regs); +} static void at91_aic_mask_irq(struct irq_data *d) { /* Disable interrupt on AIC */ at91_aic_write(AT91_AIC_IDCR, 1 << d->hwirq); + /* Update ISR cache */ + clear_backup(d->hwirq); +} + +static void __maybe_unused at91_aic5_mask_irq(struct irq_data *d) +{ + /* Disable interrupt on AIC5 */ + at91_aic_write(AT91_AIC5_SSR, d->hwirq & AT91_AIC5_INTSEL_MSK); + at91_aic_write(AT91_AIC5_IDCR, 1); + /* Update ISR cache */ + clear_backup(d->hwirq); } static void at91_aic_unmask_irq(struct irq_data *d) { /* Enable interrupt on AIC */ at91_aic_write(AT91_AIC_IECR, 1 << d->hwirq); + /* Update ISR cache */ + set_backup(d->hwirq); +} + +static void __maybe_unused at91_aic5_unmask_irq(struct irq_data *d) +{ + /* Enable interrupt on AIC5 */ + at91_aic_write(AT91_AIC5_SSR, d->hwirq & AT91_AIC5_INTSEL_MSK); + at91_aic_write(AT91_AIC5_IECR, 1); + /* Update ISR cache */ + set_backup(d->hwirq); } -unsigned int at91_extern_irq; +static void at91_aic_eoi(struct irq_data *d) +{ + /* + * Mark end-of-interrupt on AIC, the controller doesn't care about + * the value written. Moreover it's a write-only register. + */ + at91_aic_write(AT91_AIC_EOICR, 0); +} + +static void __maybe_unused at91_aic5_eoi(struct irq_data *d) +{ + at91_aic_write(AT91_AIC5_EOICR, 0); +} -#define is_extern_irq(hwirq) ((1 << (hwirq)) & at91_extern_irq) +unsigned long *at91_extern_irq; -static int at91_aic_set_type(struct irq_data *d, unsigned type) +#define is_extern_irq(hwirq) test_bit(hwirq, at91_extern_irq) + +static int at91_aic_compute_srctype(struct irq_data *d, unsigned type) { - unsigned int smr, srctype; + int srctype; switch (type) { case IRQ_TYPE_LEVEL_HIGH: @@ -74,65 +255,51 @@ static int at91_aic_set_type(struct irq_data *d, unsigned type) if ((d->hwirq == AT91_ID_FIQ) || is_extern_irq(d->hwirq)) /* only supported on external interrupts */ srctype = AT91_AIC_SRCTYPE_LOW; else - return -EINVAL; + srctype = -EINVAL; break; case IRQ_TYPE_EDGE_FALLING: if ((d->hwirq == AT91_ID_FIQ) || is_extern_irq(d->hwirq)) /* only supported on external interrupts */ srctype = AT91_AIC_SRCTYPE_FALLING; else - return -EINVAL; + srctype = -EINVAL; break; default: - return -EINVAL; + srctype = -EINVAL; } - smr = at91_aic_read(AT91_AIC_SMR(d->hwirq)) & ~AT91_AIC_SRCTYPE; - at91_aic_write(AT91_AIC_SMR(d->hwirq), smr | srctype); - return 0; + return srctype; } -#ifdef CONFIG_PM - -static u32 wakeups; -static u32 backups; - -static int at91_aic_set_wake(struct irq_data *d, unsigned value) +static int at91_aic_set_type(struct irq_data *d, unsigned type) { - if (unlikely(d->hwirq >= NR_AIC_IRQS)) - return -EINVAL; - - if (value) - wakeups |= (1 << d->hwirq); - else - wakeups &= ~(1 << d->hwirq); + unsigned int smr; + int srctype; + + srctype = at91_aic_compute_srctype(d, type); + if (srctype < 0) + return srctype; + + if (has_aic5()) { + at91_aic_write(AT91_AIC5_SSR, + d->hwirq & AT91_AIC5_INTSEL_MSK); + smr = at91_aic_read(AT91_AIC5_SMR) & ~AT91_AIC_SRCTYPE; + at91_aic_write(AT91_AIC5_SMR, smr | srctype); + } else { + smr = at91_aic_read(AT91_AIC_SMR(d->hwirq)) + & ~AT91_AIC_SRCTYPE; + at91_aic_write(AT91_AIC_SMR(d->hwirq), smr | srctype); + } return 0; } -void at91_irq_suspend(void) -{ - backups = at91_aic_read(AT91_AIC_IMR); - at91_aic_write(AT91_AIC_IDCR, backups); - at91_aic_write(AT91_AIC_IECR, wakeups); -} - -void at91_irq_resume(void) -{ - at91_aic_write(AT91_AIC_IDCR, wakeups); - at91_aic_write(AT91_AIC_IECR, backups); -} - -#else -#define at91_aic_set_wake NULL -#endif - static struct irq_chip at91_aic_chip = { .name = "AIC", - .irq_ack = at91_aic_mask_irq, .irq_mask = at91_aic_mask_irq, .irq_unmask = at91_aic_unmask_irq, .irq_set_type = at91_aic_set_type, .irq_set_wake = at91_aic_set_wake, + .irq_eoi = at91_aic_eoi, }; static void __init at91_aic_hw_init(unsigned int spu_vector) @@ -161,41 +328,172 @@ static void __init at91_aic_hw_init(unsigned int spu_vector) at91_aic_write(AT91_AIC_ICCR, 0xFFFFFFFF); } +static void __init __maybe_unused at91_aic5_hw_init(unsigned int spu_vector) +{ + int i; + + /* + * Perform 8 End Of Interrupt Command to make sure AIC + * will not Lock out nIRQ + */ + for (i = 0; i < 8; i++) + at91_aic_write(AT91_AIC5_EOICR, 0); + + /* + * Spurious Interrupt ID in Spurious Vector Register. + * When there is no current interrupt, the IRQ Vector Register + * reads the value stored in AIC_SPU + */ + at91_aic_write(AT91_AIC5_SPU, spu_vector); + + /* No debugging in AIC: Debug (Protect) Control Register */ + at91_aic_write(AT91_AIC5_DCR, 0); + + /* Disable and clear all interrupts initially */ + for (i = 0; i < n_irqs; i++) { + at91_aic_write(AT91_AIC5_SSR, i & AT91_AIC5_INTSEL_MSK); + at91_aic_write(AT91_AIC5_IDCR, 1); + at91_aic_write(AT91_AIC5_ICCR, 1); + } +} + #if defined(CONFIG_OF) +static unsigned int *at91_aic_irq_priorities; + static int at91_aic_irq_map(struct irq_domain *h, unsigned int virq, irq_hw_number_t hw) { /* Put virq number in Source Vector Register */ at91_aic_write(AT91_AIC_SVR(hw), virq); - /* Active Low interrupt, without priority */ - at91_aic_write(AT91_AIC_SMR(hw), AT91_AIC_SRCTYPE_LOW); + /* Active Low interrupt, with priority */ + at91_aic_write(AT91_AIC_SMR(hw), + AT91_AIC_SRCTYPE_LOW | at91_aic_irq_priorities[hw]); - irq_set_chip_and_handler(virq, &at91_aic_chip, handle_level_irq); + irq_set_chip_and_handler(virq, &at91_aic_chip, handle_fasteoi_irq); set_irq_flags(virq, IRQF_VALID | IRQF_PROBE); return 0; } +static int at91_aic5_irq_map(struct irq_domain *h, unsigned int virq, + irq_hw_number_t hw) +{ + at91_aic_write(AT91_AIC5_SSR, hw & AT91_AIC5_INTSEL_MSK); + + /* Put virq number in Source Vector Register */ + at91_aic_write(AT91_AIC5_SVR, virq); + + /* Active Low interrupt, with priority */ + at91_aic_write(AT91_AIC5_SMR, + AT91_AIC_SRCTYPE_LOW | at91_aic_irq_priorities[hw]); + + irq_set_chip_and_handler(virq, &at91_aic_chip, handle_fasteoi_irq); + set_irq_flags(virq, IRQF_VALID | IRQF_PROBE); + + return 0; +} + +static int at91_aic_irq_domain_xlate(struct irq_domain *d, struct device_node *ctrlr, + const u32 *intspec, unsigned int intsize, + irq_hw_number_t *out_hwirq, unsigned int *out_type) +{ + if (WARN_ON(intsize < 3)) + return -EINVAL; + if (WARN_ON(intspec[0] >= n_irqs)) + return -EINVAL; + if (WARN_ON((intspec[2] < AT91_AIC_IRQ_MIN_PRIORITY) + || (intspec[2] > AT91_AIC_IRQ_MAX_PRIORITY))) + return -EINVAL; + + *out_hwirq = intspec[0]; + *out_type = intspec[1] & IRQ_TYPE_SENSE_MASK; + at91_aic_irq_priorities[*out_hwirq] = intspec[2]; + + return 0; +} + static struct irq_domain_ops at91_aic_irq_ops = { .map = at91_aic_irq_map, - .xlate = irq_domain_xlate_twocell, + .xlate = at91_aic_irq_domain_xlate, }; -int __init at91_aic_of_init(struct device_node *node, - struct device_node *parent) +int __init at91_aic_of_common_init(struct device_node *node, + struct device_node *parent) { + struct property *prop; + const __be32 *p; + u32 val; + + at91_extern_irq = kzalloc(BITS_TO_LONGS(n_irqs) + * sizeof(*at91_extern_irq), GFP_KERNEL); + if (!at91_extern_irq) + return -ENOMEM; + + if (at91_aic_pm_init()) { + kfree(at91_extern_irq); + return -ENOMEM; + } + + at91_aic_irq_priorities = kzalloc(n_irqs + * sizeof(*at91_aic_irq_priorities), + GFP_KERNEL); + if (!at91_aic_irq_priorities) + return -ENOMEM; + at91_aic_base = of_iomap(node, 0); at91_aic_np = node; - at91_aic_domain = irq_domain_add_linear(at91_aic_np, NR_AIC_IRQS, + at91_aic_domain = irq_domain_add_linear(at91_aic_np, n_irqs, &at91_aic_irq_ops, NULL); if (!at91_aic_domain) panic("Unable to add AIC irq domain (DT)\n"); + of_property_for_each_u32(node, "atmel,external-irqs", prop, p, val) { + if (val >= n_irqs) + pr_warn("AIC: external irq %d >= %d skip it\n", + val, n_irqs); + else + set_bit(val, at91_extern_irq); + } + irq_set_default_host(at91_aic_domain); - at91_aic_hw_init(NR_AIC_IRQS); + return 0; +} + +int __init at91_aic_of_init(struct device_node *node, + struct device_node *parent) +{ + int err; + + err = at91_aic_of_common_init(node, parent); + if (err) + return err; + + at91_aic_hw_init(n_irqs); + + return 0; +} + +int __init at91_aic5_of_init(struct device_node *node, + struct device_node *parent) +{ + int err; + + at91_aic_caps |= AT91_AIC_CAP_AIC5; + n_irqs = NR_AIC5_IRQS; + at91_aic_chip.irq_ack = at91_aic5_mask_irq; + at91_aic_chip.irq_mask = at91_aic5_mask_irq; + at91_aic_chip.irq_unmask = at91_aic5_unmask_irq; + at91_aic_chip.irq_eoi = at91_aic5_eoi; + at91_aic_irq_ops.map = at91_aic5_irq_map; + + err = at91_aic_of_common_init(node, parent); + if (err) + return err; + + at91_aic5_hw_init(n_irqs); return 0; } @@ -204,22 +502,25 @@ int __init at91_aic_of_init(struct device_node *node, /* * Initialize the AIC interrupt controller. */ -void __init at91_aic_init(unsigned int priority[NR_AIC_IRQS]) +void __init at91_aic_init(unsigned int *priority) { unsigned int i; int irq_base; + if (at91_aic_pm_init()) + panic("Unable to allocate bit maps\n"); + at91_aic_base = ioremap(AT91_AIC, 512); if (!at91_aic_base) panic("Unable to ioremap AIC registers\n"); /* Add irq domain for AIC */ - irq_base = irq_alloc_descs(-1, 0, NR_AIC_IRQS, 0); + irq_base = irq_alloc_descs(-1, 0, n_irqs, 0); if (irq_base < 0) { WARN(1, "Cannot allocate irq_descs, assuming pre-allocated\n"); irq_base = 0; } - at91_aic_domain = irq_domain_add_legacy(at91_aic_np, NR_AIC_IRQS, + at91_aic_domain = irq_domain_add_legacy(at91_aic_np, n_irqs, irq_base, 0, &irq_domain_simple_ops, NULL); @@ -232,15 +533,14 @@ void __init at91_aic_init(unsigned int priority[NR_AIC_IRQS]) * The IVR is used by macro get_irqnr_and_base to read and verify. * The irq number is NR_AIC_IRQS when a spurious interrupt has occurred. */ - for (i = 0; i < NR_AIC_IRQS; i++) { + for (i = 0; i < n_irqs; i++) { /* Put hardware irq number in Source Vector Register: */ - at91_aic_write(AT91_AIC_SVR(i), i); + at91_aic_write(AT91_AIC_SVR(i), NR_IRQS_LEGACY + i); /* Active Low interrupt, with the specified priority */ at91_aic_write(AT91_AIC_SMR(i), AT91_AIC_SRCTYPE_LOW | priority[i]); - - irq_set_chip_and_handler(i, &at91_aic_chip, handle_level_irq); + irq_set_chip_and_handler(NR_IRQS_LEGACY + i, &at91_aic_chip, handle_fasteoi_irq); set_irq_flags(i, IRQF_VALID | IRQF_PROBE); } - at91_aic_hw_init(NR_AIC_IRQS); + at91_aic_hw_init(n_irqs); } diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index 1bfaad6..2c2d865 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -25,6 +25,7 @@ #include <asm/mach/time.h> #include <asm/mach/irq.h> +#include <mach/at91_aic.h> #include <mach/at91_pmc.h> #include <mach/cpu.h> diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c index c965fd8..f15293b 100644 --- a/arch/arm/mach-clps711x/common.c +++ b/arch/arm/mach-clps711x/common.c @@ -26,7 +26,6 @@ #include <linux/io.h> #include <linux/irq.h> #include <linux/sched.h> -#include <linux/timex.h> #include <asm/sizes.h> #include <mach/hardware.h> @@ -188,7 +187,6 @@ static struct irqaction clps711x_timer_irq = { static void __init clps711x_timer_init(void) { - struct timespec tv; unsigned int syscon; syscon = clps_readl(SYSCON1); @@ -198,10 +196,6 @@ static void __init clps711x_timer_init(void) clps_writel(LATCH-1, TC2D); /* 512kHz / 100Hz - 1 */ setup_irq(IRQ_TC2OI, &clps711x_timer_irq); - - tv.tv_nsec = 0; - tv.tv_sec = clps_readl(RTCDR); - do_settimeofday(&tv); } struct sys_timer clps711x_timer = { diff --git a/arch/arm/mach-clps711x/include/mach/memory.h b/arch/arm/mach-clps711x/include/mach/memory.h index 3a032a6..fc0e028 100644 --- a/arch/arm/mach-clps711x/include/mach/memory.h +++ b/arch/arm/mach-clps711x/include/mach/memory.h @@ -25,26 +25,6 @@ */ #define PLAT_PHYS_OFFSET UL(0xc0000000) -#if !defined(CONFIG_ARCH_CDB89712) && !defined (CONFIG_ARCH_AUTCPU12) - -#define __virt_to_bus(x) ((x) - PAGE_OFFSET) -#define __bus_to_virt(x) ((x) + PAGE_OFFSET) -#define __pfn_to_bus(x) (__pfn_to_phys(x) - PHYS_OFFSET) -#define __bus_to_pfn(x) __phys_to_pfn((x) + PHYS_OFFSET) - -#endif - - -/* - * Like the SA1100, the EDB7211 has a large gap between physical RAM - * banks. In 2.2, the Psion (CL-PS7110) port added custom support for - * discontiguous physical memory. In 2.4, we can use the standard - * Linux NUMA support. - * - * This is not necessary for EP7211 implementations with only one used - * memory bank. For those systems, simply undefine CONFIG_DISCONTIGMEM. - */ - /* * The PS7211 allows up to 256MB max per DRAM bank, but the EDB7211 * uses only one of the two banks (bank #1). However, even within @@ -54,23 +34,6 @@ * them, so we use 24 for the node max shift to get 16MB node sizes. */ -/* - * Because of the wide memory address space between physical RAM banks on the - * SA1100, it's much more convenient to use Linux's NUMA support to implement - * our memory map representation. Assuming all memory nodes have equal access - * characteristics, we then have generic discontiguous memory support. - * - * Of course, all this isn't mandatory for SA1100 implementations with only - * one used memory bank. For those, simply undefine CONFIG_DISCONTIGMEM. - * - * The nodes are matched with the physical memory bank addresses which are - * incidentally the same as virtual addresses. - * - * node 0: 0xc0000000 - 0xc7ffffff - * node 1: 0xc8000000 - 0xcfffffff - * node 2: 0xd0000000 - 0xd7ffffff - * node 3: 0xd8000000 - 0xdfffffff - */ #define SECTION_SIZE_BITS 24 #define MAX_PHYSMEM_BITS 32 diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c index 42ee8f3..f266d90 100644 --- a/arch/arm/mach-clps711x/p720t.c +++ b/arch/arm/mach-clps711x/p720t.c @@ -86,17 +86,7 @@ static void __init p720t_map_io(void) iotable_init(p720t_io_desc, ARRAY_SIZE(p720t_io_desc)); } -MACHINE_START(P720T, "ARM-Prospector720T") - /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ - .atag_offset = 0x100, - .fixup = fixup_p720t, - .map_io = p720t_map_io, - .init_irq = clps711x_init_irq, - .timer = &clps711x_timer, - .restart = clps711x_restart, -MACHINE_END - -static int p720t_hw_init(void) +static void __init p720t_init_early(void) { /* * Power down as much as possible in case we don't @@ -111,13 +101,19 @@ static int p720t_hw_init(void) PLD_CODEC = 0; PLD_TCH = 0; PLD_SPI = 0; -#ifndef CONFIG_DEBUG_LL - PLD_COM2 = 0; - PLD_COM1 = 0; -#endif - - return 0; + if (!IS_ENABLED(CONFIG_DEBUG_LL)) { + PLD_COM2 = 0; + PLD_COM1 = 0; + } } -__initcall(p720t_hw_init); - +MACHINE_START(P720T, "ARM-Prospector720T") + /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ + .atag_offset = 0x100, + .fixup = fixup_p720t, + .init_early = p720t_init_early, + .map_io = p720t_map_io, + .init_irq = clps711x_init_irq, + .timer = &clps711x_timer, + .restart = clps711x_restart, +MACHINE_END diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig index 32d837d..2ce1ef0 100644 --- a/arch/arm/mach-davinci/Kconfig +++ b/arch/arm/mach-davinci/Kconfig @@ -4,6 +4,7 @@ config AINTC bool config CP_INTC + select IRQ_DOMAIN bool config ARCH_DAVINCI_DMx diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile index 2db78bd..2227eff 100644 --- a/arch/arm/mach-davinci/Makefile +++ b/arch/arm/mach-davinci/Makefile @@ -39,3 +39,4 @@ obj-$(CONFIG_MACH_OMAPL138_HAWKBOARD) += board-omapl138-hawk.o obj-$(CONFIG_CPU_FREQ) += cpufreq.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o obj-$(CONFIG_SUSPEND) += pm.o sleep.o +obj-$(CONFIG_HAVE_CLK) += pm_domain.o diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c index f83152d..006dae8 100644 --- a/arch/arm/mach-davinci/cp_intc.c +++ b/arch/arm/mach-davinci/cp_intc.c @@ -9,9 +9,14 @@ * kind, whether express or implied. */ +#include <linux/export.h> #include <linux/init.h> #include <linux/irq.h> +#include <linux/irqdomain.h> #include <linux/io.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <mach/common.h> #include <mach/cp_intc.h> @@ -28,7 +33,7 @@ static inline void cp_intc_write(unsigned long value, unsigned offset) static void cp_intc_ack_irq(struct irq_data *d) { - cp_intc_write(d->irq, CP_INTC_SYS_STAT_IDX_CLR); + cp_intc_write(d->hwirq, CP_INTC_SYS_STAT_IDX_CLR); } /* Disable interrupt */ @@ -36,20 +41,20 @@ static void cp_intc_mask_irq(struct irq_data *d) { /* XXX don't know why we need to disable nIRQ here... */ cp_intc_write(1, CP_INTC_HOST_ENABLE_IDX_CLR); - cp_intc_write(d->irq, CP_INTC_SYS_ENABLE_IDX_CLR); + cp_intc_write(d->hwirq, CP_INTC_SYS_ENABLE_IDX_CLR); cp_intc_write(1, CP_INTC_HOST_ENABLE_IDX_SET); } /* Enable interrupt */ static void cp_intc_unmask_irq(struct irq_data *d) { - cp_intc_write(d->irq, CP_INTC_SYS_ENABLE_IDX_SET); + cp_intc_write(d->hwirq, CP_INTC_SYS_ENABLE_IDX_SET); } static int cp_intc_set_irq_type(struct irq_data *d, unsigned int flow_type) { - unsigned reg = BIT_WORD(d->irq); - unsigned mask = BIT_MASK(d->irq); + unsigned reg = BIT_WORD(d->hwirq); + unsigned mask = BIT_MASK(d->hwirq); unsigned polarity = cp_intc_read(CP_INTC_SYS_POLARITY(reg)); unsigned type = cp_intc_read(CP_INTC_SYS_TYPE(reg)); @@ -99,18 +104,43 @@ static struct irq_chip cp_intc_irq_chip = { .irq_set_wake = cp_intc_set_wake, }; -void __init cp_intc_init(void) +static struct irq_domain *cp_intc_domain; + +static int cp_intc_host_map(struct irq_domain *h, unsigned int virq, + irq_hw_number_t hw) { - unsigned long num_irq = davinci_soc_info.intc_irq_num; + pr_debug("cp_intc_host_map(%d, 0x%lx)\n", virq, hw); + + irq_set_chip(virq, &cp_intc_irq_chip); + set_irq_flags(virq, IRQF_VALID | IRQF_PROBE); + irq_set_handler(virq, handle_edge_irq); + return 0; +} + +static const struct irq_domain_ops cp_intc_host_ops = { + .map = cp_intc_host_map, + .xlate = irq_domain_xlate_onetwocell, +}; + +int __init cp_intc_of_init(struct device_node *node, struct device_node *parent) +{ + u32 num_irq = davinci_soc_info.intc_irq_num; u8 *irq_prio = davinci_soc_info.intc_irq_prios; u32 *host_map = davinci_soc_info.intc_host_map; unsigned num_reg = BITS_TO_LONGS(num_irq); - int i; + int i, irq_base; davinci_intc_type = DAVINCI_INTC_TYPE_CP_INTC; - davinci_intc_base = ioremap(davinci_soc_info.intc_base, SZ_8K); + if (node) { + davinci_intc_base = of_iomap(node, 0); + if (of_property_read_u32(node, "ti,intc-size", &num_irq)) + pr_warn("unable to get intc-size, default to %d\n", + num_irq); + } else { + davinci_intc_base = ioremap(davinci_soc_info.intc_base, SZ_8K); + } if (WARN_ON(!davinci_intc_base)) - return; + return -EINVAL; cp_intc_write(0, CP_INTC_GLOBAL_ENABLE); @@ -165,13 +195,28 @@ void __init cp_intc_init(void) for (i = 0; host_map[i] != -1; i++) cp_intc_write(host_map[i], CP_INTC_HOST_MAP(i)); - /* Set up genirq dispatching for cp_intc */ - for (i = 0; i < num_irq; i++) { - irq_set_chip(i, &cp_intc_irq_chip); - set_irq_flags(i, IRQF_VALID | IRQF_PROBE); - irq_set_handler(i, handle_edge_irq); + irq_base = irq_alloc_descs(-1, 0, num_irq, 0); + if (irq_base < 0) { + pr_warn("Couldn't allocate IRQ numbers\n"); + irq_base = 0; + } + + /* create a legacy host */ + cp_intc_domain = irq_domain_add_legacy(node, num_irq, + irq_base, 0, &cp_intc_host_ops, NULL); + + if (!cp_intc_domain) { + pr_err("cp_intc: failed to allocate irq host!\n"); + return -EINVAL; } /* Enable global interrupt */ cp_intc_write(1, CP_INTC_GLOBAL_ENABLE); + + return 0; +} + +void __init cp_intc_init(void) +{ + cp_intc_of_init(NULL, NULL); } diff --git a/arch/arm/mach-davinci/include/mach/cp_intc.h b/arch/arm/mach-davinci/include/mach/cp_intc.h index 4e8190e..d13d8df 100644 --- a/arch/arm/mach-davinci/include/mach/cp_intc.h +++ b/arch/arm/mach-davinci/include/mach/cp_intc.h @@ -52,5 +52,6 @@ #define CP_INTC_VECTOR_ADDR(n) (0x2000 + (n << 2)) void __init cp_intc_init(void); +int __init cp_intc_of_init(struct device_node *, struct device_node *); #endif /* __ASM_HARDWARE_CP_INTC_H */ diff --git a/arch/arm/mach-davinci/include/mach/dm365.h b/arch/arm/mach-davinci/include/mach/dm365.h deleted file mode 100644 index b9bf3d6..0000000 --- a/arch/arm/mach-davinci/include/mach/dm365.h +++ /dev/null @@ -1 +0,0 @@ -/* empty, remove once unused */ diff --git a/arch/arm/mach-davinci/include/mach/dm646x.h b/arch/arm/mach-davinci/include/mach/dm646x.h deleted file mode 100644 index b9bf3d6..0000000 --- a/arch/arm/mach-davinci/include/mach/dm646x.h +++ /dev/null @@ -1 +0,0 @@ -/* empty, remove once unused */ diff --git a/arch/arm/mach-davinci/include/mach/entry-macro.S b/arch/arm/mach-davinci/include/mach/entry-macro.S index 768b3c0..cf5f573 100644 --- a/arch/arm/mach-davinci/include/mach/entry-macro.S +++ b/arch/arm/mach-davinci/include/mach/entry-macro.S @@ -30,12 +30,10 @@ #endif #if defined(CONFIG_CP_INTC) 1001: ldr \irqnr, [\base, #0x80] /* get irq number */ + mov \tmp, \irqnr, lsr #31 and \irqnr, \irqnr, #0xff /* irq is in bits 0-9 */ - mov \tmp, \irqnr, lsr #3 - and \tmp, \tmp, #0xfc - add \tmp, \tmp, #0x280 /* get the register offset */ - ldr \irqstat, [\base, \tmp] /* get the intc status */ - cmp \irqstat, #0x0 + and \tmp, \tmp, #0x1 + cmp \tmp, #0x1 #endif 1002: .endm diff --git a/arch/arm/mach-davinci/pm_domain.c b/arch/arm/mach-davinci/pm_domain.c new file mode 100644 index 0000000..00946e2 --- /dev/null +++ b/arch/arm/mach-davinci/pm_domain.c @@ -0,0 +1,64 @@ +/* + * Runtime PM support code for DaVinci + * + * Author: Kevin Hilman + * + * Copyright (C) 2012 Texas Instruments, Inc. + * + * 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. + */ +#include <linux/init.h> +#include <linux/pm_runtime.h> +#include <linux/pm_clock.h> +#include <linux/platform_device.h> + +#ifdef CONFIG_PM_RUNTIME +static int davinci_pm_runtime_suspend(struct device *dev) +{ + int ret; + + dev_dbg(dev, "%s\n", __func__); + + ret = pm_generic_runtime_suspend(dev); + if (ret) + return ret; + + ret = pm_clk_suspend(dev); + if (ret) { + pm_generic_runtime_resume(dev); + return ret; + } + + return 0; +} + +static int davinci_pm_runtime_resume(struct device *dev) +{ + dev_dbg(dev, "%s\n", __func__); + + pm_clk_resume(dev); + return pm_generic_runtime_resume(dev); +} +#endif + +static struct dev_pm_domain davinci_pm_domain = { + .ops = { + SET_RUNTIME_PM_OPS(davinci_pm_runtime_suspend, + davinci_pm_runtime_resume, NULL) + USE_PLATFORM_PM_SLEEP_OPS + }, +}; + +static struct pm_clk_notifier_block platform_bus_notifier = { + .pm_domain = &davinci_pm_domain, +}; + +static int __init davinci_pm_runtime_init(void) +{ + pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier); + + return 0; +} +core_initcall(davinci_pm_runtime_init); diff --git a/arch/arm/mach-dove/include/mach/bridge-regs.h b/arch/arm/mach-dove/include/mach/bridge-regs.h index 226949d..f953bb5 100644 --- a/arch/arm/mach-dove/include/mach/bridge-regs.h +++ b/arch/arm/mach-dove/include/mach/bridge-regs.h @@ -50,5 +50,6 @@ #define POWER_MANAGEMENT (BRIDGE_VIRT_BASE | 0x011c) #define TIMER_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0300) +#define TIMER_PHYS_BASE (BRIDGE_PHYS_BASE | 0x0300) #endif diff --git a/arch/arm/mach-dove/include/mach/dove.h b/arch/arm/mach-dove/include/mach/dove.h index ad1165d..d52b0ef 100644 --- a/arch/arm/mach-dove/include/mach/dove.h +++ b/arch/arm/mach-dove/include/mach/dove.h @@ -78,6 +78,7 @@ /* North-South Bridge */ #define BRIDGE_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE | 0x20000) +#define BRIDGE_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE | 0x20000) /* Cryptographic Engine */ #define DOVE_CRYPT_PHYS_BASE (DOVE_SB_REGS_PHYS_BASE | 0x30000) diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 4dd07a0..4afe52a 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -797,6 +797,102 @@ static struct platform_device ep93xx_wdt_device = { .resource = ep93xx_wdt_resources, }; +/************************************************************************* + * EP93xx IDE + *************************************************************************/ +static struct resource ep93xx_ide_resources[] = { + DEFINE_RES_MEM(EP93XX_IDE_PHYS_BASE, 0x38), + DEFINE_RES_IRQ(IRQ_EP93XX_EXT3), +}; + +static struct platform_device ep93xx_ide_device = { + .name = "ep93xx-ide", + .id = -1, + .dev = { + .dma_mask = &ep93xx_ide_device.dev.coherent_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(ep93xx_ide_resources), + .resource = ep93xx_ide_resources, +}; + +void __init ep93xx_register_ide(void) +{ + platform_device_register(&ep93xx_ide_device); +} + +int ep93xx_ide_acquire_gpio(struct platform_device *pdev) +{ + int err; + int i; + + err = gpio_request(EP93XX_GPIO_LINE_EGPIO2, dev_name(&pdev->dev)); + if (err) + return err; + err = gpio_request(EP93XX_GPIO_LINE_EGPIO15, dev_name(&pdev->dev)); + if (err) + goto fail_egpio15; + for (i = 2; i < 8; i++) { + err = gpio_request(EP93XX_GPIO_LINE_E(i), dev_name(&pdev->dev)); + if (err) + goto fail_gpio_e; + } + for (i = 4; i < 8; i++) { + err = gpio_request(EP93XX_GPIO_LINE_G(i), dev_name(&pdev->dev)); + if (err) + goto fail_gpio_g; + } + for (i = 0; i < 8; i++) { + err = gpio_request(EP93XX_GPIO_LINE_H(i), dev_name(&pdev->dev)); + if (err) + goto fail_gpio_h; + } + + /* GPIO ports E[7:2], G[7:4] and H used by IDE */ + ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_EONIDE | + EP93XX_SYSCON_DEVCFG_GONIDE | + EP93XX_SYSCON_DEVCFG_HONIDE); + return 0; + +fail_gpio_h: + for (--i; i >= 0; --i) + gpio_free(EP93XX_GPIO_LINE_H(i)); + i = 8; +fail_gpio_g: + for (--i; i >= 4; --i) + gpio_free(EP93XX_GPIO_LINE_G(i)); + i = 8; +fail_gpio_e: + for (--i; i >= 2; --i) + gpio_free(EP93XX_GPIO_LINE_E(i)); + gpio_free(EP93XX_GPIO_LINE_EGPIO15); +fail_egpio15: + gpio_free(EP93XX_GPIO_LINE_EGPIO2); + return err; +} +EXPORT_SYMBOL(ep93xx_ide_acquire_gpio); + +void ep93xx_ide_release_gpio(struct platform_device *pdev) +{ + int i; + + for (i = 2; i < 8; i++) + gpio_free(EP93XX_GPIO_LINE_E(i)); + for (i = 4; i < 8; i++) + gpio_free(EP93XX_GPIO_LINE_G(i)); + for (i = 0; i < 8; i++) + gpio_free(EP93XX_GPIO_LINE_H(i)); + gpio_free(EP93XX_GPIO_LINE_EGPIO15); + gpio_free(EP93XX_GPIO_LINE_EGPIO2); + + + /* GPIO ports E[7:2], G[7:4] and H used by GPIO */ + ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_EONIDE | + EP93XX_SYSCON_DEVCFG_GONIDE | + EP93XX_SYSCON_DEVCFG_HONIDE); +} +EXPORT_SYMBOL(ep93xx_ide_release_gpio); + void __init ep93xx_init_devices(void) { /* Disallow access to MaverickCrunch initially */ diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c index d74c5cd..337ab7c 100644 --- a/arch/arm/mach-ep93xx/edb93xx.c +++ b/arch/arm/mach-ep93xx/edb93xx.c @@ -91,8 +91,8 @@ static void __init edb93xx_register_i2c(void) ep93xx_register_i2c(&edb93xx_i2c_gpio_data, edb93xxa_i2c_board_info, ARRAY_SIZE(edb93xxa_i2c_board_info)); - } else if (machine_is_edb9307() || machine_is_edb9312() || - machine_is_edb9315()) { + } else if (machine_is_edb9302() || machine_is_edb9307() + || machine_is_edb9312() || machine_is_edb9315()) { ep93xx_register_i2c(&edb93xx_i2c_gpio_data, edb93xx_i2c_board_info, ARRAY_SIZE(edb93xx_i2c_board_info)); @@ -233,6 +233,29 @@ static void __init edb93xx_register_fb(void) } +/************************************************************************* + * EDB93xx IDE + *************************************************************************/ +static int __init edb93xx_has_ide(void) +{ + /* + * Although EDB9312 and EDB9315 do have IDE capability, they have + * INTRQ line wired as pull-up, which makes using IDE interface + * problematic. + */ + return machine_is_edb9312() || machine_is_edb9315() || + machine_is_edb9315a(); +} + +static void __init edb93xx_register_ide(void) +{ + if (!edb93xx_has_ide()) + return; + + ep93xx_register_ide(); +} + + static void __init edb93xx_init_machine(void) { ep93xx_init_devices(); @@ -243,6 +266,7 @@ static void __init edb93xx_init_machine(void) edb93xx_register_i2s(); edb93xx_register_pwm(); edb93xx_register_fb(); + edb93xx_register_ide(); } diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h index 1ecb040..33a5122 100644 --- a/arch/arm/mach-ep93xx/include/mach/platform.h +++ b/arch/arm/mach-ep93xx/include/mach/platform.h @@ -48,6 +48,9 @@ void ep93xx_register_i2s(void); int ep93xx_i2s_acquire(void); void ep93xx_i2s_release(void); void ep93xx_register_ac97(void); +void ep93xx_register_ide(void); +int ep93xx_ide_acquire_gpio(struct platform_device *pdev); +void ep93xx_ide_release_gpio(struct platform_device *pdev); void ep93xx_init_devices(void); extern struct sys_timer ep93xx_timer; diff --git a/arch/arm/mach-ep93xx/soc.h b/arch/arm/mach-ep93xx/soc.h index 979fba7..7bf7ff8 100644 --- a/arch/arm/mach-ep93xx/soc.h +++ b/arch/arm/mach-ep93xx/soc.h @@ -69,6 +69,7 @@ #define EP93XX_BOOT_ROM_BASE EP93XX_AHB_IOMEM(0x00090000) +#define EP93XX_IDE_PHYS_BASE EP93XX_AHB_PHYS(0x000a0000) #define EP93XX_IDE_BASE EP93XX_AHB_IOMEM(0x000a0000) #define EP93XX_VIC1_BASE EP93XX_AHB_IOMEM(0x000b0000) diff --git a/arch/arm/mach-exynos/clock-exynos4.c b/arch/arm/mach-exynos/clock-exynos4.c index bcb7db4..26fe9de 100644 --- a/arch/arm/mach-exynos/clock-exynos4.c +++ b/arch/arm/mach-exynos/clock-exynos4.c @@ -586,17 +586,17 @@ static struct clk exynos4_init_clocks_off[] = { .ctrlbit = (1 << 13), }, { .name = "spi", - .devname = "s3c64xx-spi.0", + .devname = "exynos4210-spi.0", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 16), }, { .name = "spi", - .devname = "s3c64xx-spi.1", + .devname = "exynos4210-spi.1", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 17), }, { .name = "spi", - .devname = "s3c64xx-spi.2", + .devname = "exynos4210-spi.2", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 18), }, { @@ -1242,40 +1242,67 @@ static struct clksrc_clk exynos4_clk_sclk_mmc3 = { .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS2, .shift = 24, .size = 8 }, }; +static struct clksrc_clk exynos4_clk_mdout_spi0 = { + .clk = { + .name = "mdout_spi", + .devname = "exynos4210-spi.0", + }, + .sources = &exynos4_clkset_group, + .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 16, .size = 4 }, + .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL1, .shift = 0, .size = 4 }, +}; + +static struct clksrc_clk exynos4_clk_mdout_spi1 = { + .clk = { + .name = "mdout_spi", + .devname = "exynos4210-spi.1", + }, + .sources = &exynos4_clkset_group, + .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 20, .size = 4 }, + .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL1, .shift = 16, .size = 4 }, +}; + +static struct clksrc_clk exynos4_clk_mdout_spi2 = { + .clk = { + .name = "mdout_spi", + .devname = "exynos4210-spi.2", + }, + .sources = &exynos4_clkset_group, + .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 24, .size = 4 }, + .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL2, .shift = 0, .size = 4 }, +}; + static struct clksrc_clk exynos4_clk_sclk_spi0 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.0", + .devname = "exynos4210-spi.0", + .parent = &exynos4_clk_mdout_spi0.clk, .enable = exynos4_clksrc_mask_peril1_ctrl, .ctrlbit = (1 << 16), }, - .sources = &exynos4_clkset_group, - .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 16, .size = 4 }, - .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL1, .shift = 0, .size = 4 }, + .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL1, .shift = 8, .size = 8 }, }; static struct clksrc_clk exynos4_clk_sclk_spi1 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.1", + .devname = "exynos4210-spi.1", + .parent = &exynos4_clk_mdout_spi1.clk, .enable = exynos4_clksrc_mask_peril1_ctrl, .ctrlbit = (1 << 20), }, - .sources = &exynos4_clkset_group, - .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 20, .size = 4 }, - .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL1, .shift = 16, .size = 4 }, + .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL1, .shift = 24, .size = 8 }, }; static struct clksrc_clk exynos4_clk_sclk_spi2 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.2", + .devname = "exynos4210-spi.2", + .parent = &exynos4_clk_mdout_spi2.clk, .enable = exynos4_clksrc_mask_peril1_ctrl, .ctrlbit = (1 << 24), }, - .sources = &exynos4_clkset_group, - .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 24, .size = 4 }, - .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL2, .shift = 0, .size = 4 }, + .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL2, .shift = 8, .size = 8 }, }; /* Clock initialization code */ @@ -1331,7 +1358,9 @@ static struct clksrc_clk *exynos4_clksrc_cdev[] = { &exynos4_clk_sclk_spi0, &exynos4_clk_sclk_spi1, &exynos4_clk_sclk_spi2, - + &exynos4_clk_mdout_spi0, + &exynos4_clk_mdout_spi1, + &exynos4_clk_mdout_spi2, }; static struct clk_lookup exynos4_clk_lookup[] = { @@ -1347,9 +1376,9 @@ static struct clk_lookup exynos4_clk_lookup[] = { CLKDEV_INIT("dma-pl330.0", "apb_pclk", &exynos4_clk_pdma0), CLKDEV_INIT("dma-pl330.1", "apb_pclk", &exynos4_clk_pdma1), CLKDEV_INIT("dma-pl330.2", "apb_pclk", &exynos4_clk_mdma1), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk0", &exynos4_clk_sclk_spi0.clk), - CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk0", &exynos4_clk_sclk_spi1.clk), - CLKDEV_INIT("s3c64xx-spi.2", "spi_busclk0", &exynos4_clk_sclk_spi2.clk), + CLKDEV_INIT("exynos4210-spi.0", "spi_busclk0", &exynos4_clk_sclk_spi0.clk), + CLKDEV_INIT("exynos4210-spi.1", "spi_busclk0", &exynos4_clk_sclk_spi1.clk), + CLKDEV_INIT("exynos4210-spi.2", "spi_busclk0", &exynos4_clk_sclk_spi2.clk), }; static int xtal_rate; diff --git a/arch/arm/mach-exynos/clock-exynos5.c b/arch/arm/mach-exynos/clock-exynos5.c index fefa336..774533c 100644 --- a/arch/arm/mach-exynos/clock-exynos5.c +++ b/arch/arm/mach-exynos/clock-exynos5.c @@ -131,6 +131,11 @@ static int exynos5_clksrc_mask_peric0_ctrl(struct clk *clk, int enable) return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_PERIC0, clk, enable); } +static int exynos5_clksrc_mask_peric1_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_PERIC1, clk, enable); +} + static int exynos5_clk_ip_acp_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ACP, clk, enable); @@ -741,6 +746,24 @@ static struct clk exynos5_init_clocks_off[] = { .enable = exynos5_clk_ip_peric_ctrl, .ctrlbit = (1 << 14), }, { + .name = "spi", + .devname = "exynos4210-spi.0", + .parent = &exynos5_clk_aclk_66.clk, + .enable = exynos5_clk_ip_peric_ctrl, + .ctrlbit = (1 << 16), + }, { + .name = "spi", + .devname = "exynos4210-spi.1", + .parent = &exynos5_clk_aclk_66.clk, + .enable = exynos5_clk_ip_peric_ctrl, + .ctrlbit = (1 << 17), + }, { + .name = "spi", + .devname = "exynos4210-spi.2", + .parent = &exynos5_clk_aclk_66.clk, + .enable = exynos5_clk_ip_peric_ctrl, + .ctrlbit = (1 << 18), + }, { .name = SYSMMU_CLOCK_NAME, .devname = SYSMMU_CLOCK_DEVNAME(mfc_l, 0), .enable = &exynos5_clk_ip_mfc_ctrl, @@ -1034,6 +1057,69 @@ static struct clksrc_clk exynos5_clk_sclk_mmc3 = { .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 24, .size = 8 }, }; +static struct clksrc_clk exynos5_clk_mdout_spi0 = { + .clk = { + .name = "mdout_spi", + .devname = "exynos4210-spi.0", + }, + .sources = &exynos5_clkset_group, + .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC1, .shift = 16, .size = 4 }, + .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC1, .shift = 0, .size = 4 }, +}; + +static struct clksrc_clk exynos5_clk_mdout_spi1 = { + .clk = { + .name = "mdout_spi", + .devname = "exynos4210-spi.1", + }, + .sources = &exynos5_clkset_group, + .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC1, .shift = 20, .size = 4 }, + .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC1, .shift = 16, .size = 4 }, +}; + +static struct clksrc_clk exynos5_clk_mdout_spi2 = { + .clk = { + .name = "mdout_spi", + .devname = "exynos4210-spi.2", + }, + .sources = &exynos5_clkset_group, + .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC1, .shift = 24, .size = 4 }, + .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC2, .shift = 0, .size = 4 }, +}; + +static struct clksrc_clk exynos5_clk_sclk_spi0 = { + .clk = { + .name = "sclk_spi", + .devname = "exynos4210-spi.0", + .parent = &exynos5_clk_mdout_spi0.clk, + .enable = exynos5_clksrc_mask_peric1_ctrl, + .ctrlbit = (1 << 16), + }, + .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC1, .shift = 8, .size = 8 }, +}; + +static struct clksrc_clk exynos5_clk_sclk_spi1 = { + .clk = { + .name = "sclk_spi", + .devname = "exynos4210-spi.1", + .parent = &exynos5_clk_mdout_spi1.clk, + .enable = exynos5_clksrc_mask_peric1_ctrl, + .ctrlbit = (1 << 20), + }, + .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC1, .shift = 24, .size = 8 }, +}; + +static struct clksrc_clk exynos5_clk_sclk_spi2 = { + .clk = { + .name = "sclk_spi", + .devname = "exynos4210-spi.2", + .parent = &exynos5_clk_mdout_spi2.clk, + .enable = exynos5_clksrc_mask_peric1_ctrl, + .ctrlbit = (1 << 24), + }, + .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC2, .shift = 8, .size = 8 }, +}; + static struct clksrc_clk exynos5_clksrcs[] = { { .clk = { @@ -1148,6 +1234,12 @@ static struct clksrc_clk *exynos5_sysclks[] = { &exynos5_clk_dout_mmc4, &exynos5_clk_aclk_acp, &exynos5_clk_pclk_acp, + &exynos5_clk_sclk_spi0, + &exynos5_clk_sclk_spi1, + &exynos5_clk_sclk_spi2, + &exynos5_clk_mdout_spi0, + &exynos5_clk_mdout_spi1, + &exynos5_clk_mdout_spi2, }; static struct clk *exynos5_clk_cdev[] = { @@ -1176,6 +1268,9 @@ static struct clk_lookup exynos5_clk_lookup[] = { CLKDEV_INIT("exynos4-sdhci.1", "mmc_busclk.2", &exynos5_clk_sclk_mmc1.clk), CLKDEV_INIT("exynos4-sdhci.2", "mmc_busclk.2", &exynos5_clk_sclk_mmc2.clk), CLKDEV_INIT("exynos4-sdhci.3", "mmc_busclk.2", &exynos5_clk_sclk_mmc3.clk), + CLKDEV_INIT("exynos4210-spi.0", "spi_busclk0", &exynos5_clk_sclk_spi0.clk), + CLKDEV_INIT("exynos4210-spi.1", "spi_busclk0", &exynos5_clk_sclk_spi1.clk), + CLKDEV_INIT("exynos4210-spi.2", "spi_busclk0", &exynos5_clk_sclk_spi2.clk), CLKDEV_INIT("dma-pl330.0", "apb_pclk", &exynos5_clk_pdma0), CLKDEV_INIT("dma-pl330.1", "apb_pclk", &exynos5_clk_pdma1), CLKDEV_INIT("dma-pl330.2", "apb_pclk", &exynos5_clk_mdma1), diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c index 742edd3..4eb39cd 100644 --- a/arch/arm/mach-exynos/common.c +++ b/arch/arm/mach-exynos/common.c @@ -540,7 +540,8 @@ static struct irq_domain_ops combiner_irq_domain_ops = { .map = combiner_irq_domain_map, }; -void __init combiner_init(void __iomem *combiner_base, struct device_node *np) +static void __init combiner_init(void __iomem *combiner_base, + struct device_node *np) { int i, irq, irq_base; unsigned int max_nr, nr_irq; @@ -712,31 +713,6 @@ static int __init exynos4_l2x0_cache_init(void) early_initcall(exynos4_l2x0_cache_init); #endif -static int __init exynos5_l2_cache_init(void) -{ - unsigned int val; - - if (!soc_is_exynos5250()) - return 0; - - asm volatile("mrc p15, 0, %0, c1, c0, 0\n" - "bic %0, %0, #(1 << 2)\n" /* cache disable */ - "mcr p15, 0, %0, c1, c0, 0\n" - "mrc p15, 1, %0, c9, c0, 2\n" - : "=r"(val)); - - val |= (1 << 9) | (1 << 5) | (2 << 6) | (2 << 0); - - asm volatile("mcr p15, 1, %0, c9, c0, 2\n" : : "r"(val)); - asm volatile("mrc p15, 0, %0, c1, c0, 0\n" - "orr %0, %0, #(1 << 2)\n" /* cache enable */ - "mcr p15, 0, %0, c1, c0, 0\n" - : : "r"(val)); - - return 0; -} -early_initcall(exynos5_l2_cache_init); - static int __init exynos_init(void) { printk(KERN_INFO "EXYNOS: Initializing architecture\n"); diff --git a/arch/arm/mach-exynos/include/mach/irqs.h b/arch/arm/mach-exynos/include/mach/irqs.h index 7a4b478..35bced6 100644 --- a/arch/arm/mach-exynos/include/mach/irqs.h +++ b/arch/arm/mach-exynos/include/mach/irqs.h @@ -195,6 +195,10 @@ #define IRQ_IIC6 EXYNOS4_IRQ_IIC6 #define IRQ_IIC7 EXYNOS4_IRQ_IIC7 +#define IRQ_SPI0 EXYNOS4_IRQ_SPI0 +#define IRQ_SPI1 EXYNOS4_IRQ_SPI1 +#define IRQ_SPI2 EXYNOS4_IRQ_SPI2 + #define IRQ_USB_HOST EXYNOS4_IRQ_USB_HOST #define IRQ_OTG EXYNOS4_IRQ_USB_HSOTG diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h index ca4aa89..c72b675 100644 --- a/arch/arm/mach-exynos/include/mach/map.h +++ b/arch/arm/mach-exynos/include/mach/map.h @@ -154,6 +154,9 @@ #define EXYNOS4_PA_SPI0 0x13920000 #define EXYNOS4_PA_SPI1 0x13930000 #define EXYNOS4_PA_SPI2 0x13940000 +#define EXYNOS5_PA_SPI0 0x12D20000 +#define EXYNOS5_PA_SPI1 0x12D30000 +#define EXYNOS5_PA_SPI2 0x12D40000 #define EXYNOS4_PA_GPIO1 0x11400000 #define EXYNOS4_PA_GPIO2 0x11000000 diff --git a/arch/arm/mach-exynos/include/mach/regs-pmu.h b/arch/arm/mach-exynos/include/mach/regs-pmu.h index 43a99e6..d4e392b 100644 --- a/arch/arm/mach-exynos/include/mach/regs-pmu.h +++ b/arch/arm/mach-exynos/include/mach/regs-pmu.h @@ -232,6 +232,11 @@ #define EXYNOS5_USB_CFG S5P_PMUREG(0x0230) +#define EXYNOS5_AUTO_WDTRESET_DISABLE S5P_PMUREG(0x0408) +#define EXYNOS5_MASK_WDTRESET_REQUEST S5P_PMUREG(0x040C) + +#define EXYNOS5_SYS_WDTRESET (1 << 20) + #define EXYNOS5_ARM_CORE0_SYS_PWR_REG S5P_PMUREG(0x1000) #define EXYNOS5_DIS_IRQ_ARM_CORE0_LOCAL_SYS_PWR_REG S5P_PMUREG(0x1004) #define EXYNOS5_DIS_IRQ_ARM_CORE0_CENTRAL_SYS_PWR_REG S5P_PMUREG(0x1008) diff --git a/arch/arm/mach-exynos/include/mach/regs-usb-phy.h b/arch/arm/mach-exynos/include/mach/regs-usb-phy.h index c337cf3..0727773 100644 --- a/arch/arm/mach-exynos/include/mach/regs-usb-phy.h +++ b/arch/arm/mach-exynos/include/mach/regs-usb-phy.h @@ -35,11 +35,21 @@ #define PHY1_COMMON_ON_N (1 << 7) #define PHY0_COMMON_ON_N (1 << 4) #define PHY0_ID_PULLUP (1 << 2) -#define CLKSEL_MASK (0x3 << 0) -#define CLKSEL_SHIFT (0) -#define CLKSEL_48M (0x0 << 0) -#define CLKSEL_12M (0x2 << 0) -#define CLKSEL_24M (0x3 << 0) + +#define EXYNOS4_CLKSEL_SHIFT (0) + +#define EXYNOS4210_CLKSEL_MASK (0x3 << 0) +#define EXYNOS4210_CLKSEL_48M (0x0 << 0) +#define EXYNOS4210_CLKSEL_12M (0x2 << 0) +#define EXYNOS4210_CLKSEL_24M (0x3 << 0) + +#define EXYNOS4X12_CLKSEL_MASK (0x7 << 0) +#define EXYNOS4X12_CLKSEL_9600K (0x0 << 0) +#define EXYNOS4X12_CLKSEL_10M (0x1 << 0) +#define EXYNOS4X12_CLKSEL_12M (0x2 << 0) +#define EXYNOS4X12_CLKSEL_19200K (0x3 << 0) +#define EXYNOS4X12_CLKSEL_20M (0x4 << 0) +#define EXYNOS4X12_CLKSEL_24M (0x5 << 0) #define EXYNOS4_RSTCON EXYNOS4_HSOTG_PHYREG(0x08) #define HOST_LINK_PORT_SWRST_MASK (0xf << 6) diff --git a/arch/arm/mach-exynos/include/mach/spi-clocks.h b/arch/arm/mach-exynos/include/mach/spi-clocks.h deleted file mode 100644 index c71a5fb..0000000 --- a/arch/arm/mach-exynos/include/mach/spi-clocks.h +++ /dev/null @@ -1,16 +0,0 @@ -/* linux/arch/arm/mach-exynos4/include/mach/spi-clocks.h - * - * Copyright (C) 2011 Samsung Electronics Co. Ltd. - * - * 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. - */ - -#ifndef __ASM_ARCH_SPI_CLKS_H -#define __ASM_ARCH_SPI_CLKS_H __FILE__ - -/* Must source from SCLK_SPI */ -#define EXYNOS_SPI_SRCCLK_SCLK 0 - -#endif /* __ASM_ARCH_SPI_CLKS_H */ diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c index e7e9743..b2b5d5f 100644 --- a/arch/arm/mach-exynos/mach-exynos4-dt.c +++ b/arch/arm/mach-exynos/mach-exynos4-dt.c @@ -55,6 +55,12 @@ static const struct of_dev_auxdata exynos4210_auxdata_lookup[] __initconst = { "exynos4-sdhci.3", NULL), OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS4_PA_IIC(0), "s3c2440-i2c.0", NULL), + OF_DEV_AUXDATA("samsung,exynos4210-spi", EXYNOS4_PA_SPI0, + "exynos4210-spi.0", NULL), + OF_DEV_AUXDATA("samsung,exynos4210-spi", EXYNOS4_PA_SPI1, + "exynos4210-spi.1", NULL), + OF_DEV_AUXDATA("samsung,exynos4210-spi", EXYNOS4_PA_SPI2, + "exynos4210-spi.2", NULL), OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA0, "dma-pl330.0", NULL), OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA1, "dma-pl330.1", NULL), {}, diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c index 7b1e11a..ef770bc 100644 --- a/arch/arm/mach-exynos/mach-exynos5-dt.c +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c @@ -47,6 +47,12 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = { "s3c2440-i2c.0", NULL), OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(1), "s3c2440-i2c.1", NULL), + OF_DEV_AUXDATA("samsung,exynos4210-spi", EXYNOS5_PA_SPI0, + "exynos4210-spi.0", NULL), + OF_DEV_AUXDATA("samsung,exynos4210-spi", EXYNOS5_PA_SPI1, + "exynos4210-spi.1", NULL), + OF_DEV_AUXDATA("samsung,exynos4210-spi", EXYNOS5_PA_SPI2, + "exynos4210-spi.2", NULL), OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_PDMA0, "dma-pl330.0", NULL), OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_PDMA1, "dma-pl330.1", NULL), OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_MDMA1, "dma-pl330.2", NULL), diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c index 656f8fc..f3b328d 100644 --- a/arch/arm/mach-exynos/mach-nuri.c +++ b/arch/arm/mach-exynos/mach-nuri.c @@ -50,7 +50,6 @@ #include <plat/gpio-cfg.h> #include <plat/iic.h> #include <plat/mfc.h> -#include <plat/pd.h> #include <plat/fimc-core.h> #include <plat/camport.h> #include <plat/mipi_csis.h> diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c index f5572be..873c708 100644 --- a/arch/arm/mach-exynos/mach-origen.c +++ b/arch/arm/mach-exynos/mach-origen.c @@ -38,7 +38,6 @@ #include <plat/clock.h> #include <plat/gpio-cfg.h> #include <plat/backlight.h> -#include <plat/pd.h> #include <plat/fb.h> #include <plat/mfc.h> diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c index 262e9e4..5fb209c 100644 --- a/arch/arm/mach-exynos/mach-smdkv310.c +++ b/arch/arm/mach-exynos/mach-smdkv310.c @@ -34,7 +34,6 @@ #include <plat/keypad.h> #include <plat/sdhci.h> #include <plat/iic.h> -#include <plat/pd.h> #include <plat/gpio-cfg.h> #include <plat/backlight.h> #include <plat/mfc.h> diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c index cd92fa8..68719f5 100644 --- a/arch/arm/mach-exynos/mach-universal_c210.c +++ b/arch/arm/mach-exynos/mach-universal_c210.c @@ -39,7 +39,6 @@ #include <plat/fb.h> #include <plat/mfc.h> #include <plat/sdhci.h> -#include <plat/pd.h> #include <plat/regs-fb-v4.h> #include <plat/fimc-core.h> #include <plat/s5p-time.h> diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c index e9fafcf..373c3c0 100644 --- a/arch/arm/mach-exynos/pm_domains.c +++ b/arch/arm/mach-exynos/pm_domains.c @@ -119,7 +119,9 @@ static __init void exynos_pm_add_dev_to_genpd(struct platform_device *pdev, struct exynos_pm_domain *pd) { if (pdev->dev.bus) { - if (pm_genpd_add_device(&pd->pd, &pdev->dev)) + if (!pm_genpd_add_device(&pd->pd, &pdev->dev)) + pm_genpd_dev_need_restore(&pdev->dev, true); + else pr_info("%s: error in adding %s device to %s power" "domain\n", __func__, dev_name(&pdev->dev), pd->name); @@ -151,9 +153,12 @@ static __init int exynos4_pm_init_power_domain(void) if (of_have_populated_dt()) return exynos_pm_dt_parse_domains(); - for (idx = 0; idx < ARRAY_SIZE(exynos4_pm_domains); idx++) - pm_genpd_init(&exynos4_pm_domains[idx]->pd, NULL, - exynos4_pm_domains[idx]->is_off); + for (idx = 0; idx < ARRAY_SIZE(exynos4_pm_domains); idx++) { + struct exynos_pm_domain *pd = exynos4_pm_domains[idx]; + int on = __raw_readl(pd->base + 0x4) & S5P_INT_LOCAL_PWR_EN; + + pm_genpd_init(&pd->pd, NULL, !on); + } #ifdef CONFIG_S5P_DEV_FIMD0 exynos_pm_add_dev_to_genpd(&s5p_device_fimd0, &exynos4_pd_lcd0); diff --git a/arch/arm/mach-exynos/pmu.c b/arch/arm/mach-exynos/pmu.c index 4aacb66..3a48c85 100644 --- a/arch/arm/mach-exynos/pmu.c +++ b/arch/arm/mach-exynos/pmu.c @@ -315,7 +315,7 @@ static struct exynos_pmu_conf exynos5250_pmu_config[] = { { PMU_TABLE_END,}, }; -void __iomem *exynos5_list_both_cnt_feed[] = { +static void __iomem *exynos5_list_both_cnt_feed[] = { EXYNOS5_ARM_CORE0_OPTION, EXYNOS5_ARM_CORE1_OPTION, EXYNOS5_ARM_COMMON_OPTION, @@ -329,7 +329,7 @@ void __iomem *exynos5_list_both_cnt_feed[] = { EXYNOS5_TOP_PWR_SYSMEM_OPTION, }; -void __iomem *exynos5_list_diable_wfi_wfe[] = { +static void __iomem *exynos5_list_diable_wfi_wfe[] = { EXYNOS5_ARM_CORE1_OPTION, EXYNOS5_FSYS_ARM_OPTION, EXYNOS5_ISP_ARM_OPTION, @@ -390,6 +390,8 @@ void exynos_sys_powerdown_conf(enum sys_powerdown mode) static int __init exynos_pmu_init(void) { + unsigned int value; + exynos_pmu_config = exynos4210_pmu_config; if (soc_is_exynos4210()) { @@ -399,6 +401,18 @@ static int __init exynos_pmu_init(void) exynos_pmu_config = exynos4x12_pmu_config; pr_info("EXYNOS4x12 PMU Initialize\n"); } else if (soc_is_exynos5250()) { + /* + * When SYS_WDTRESET is set, watchdog timer reset request + * is ignored by power management unit. + */ + value = __raw_readl(EXYNOS5_AUTO_WDTRESET_DISABLE); + value &= ~EXYNOS5_SYS_WDTRESET; + __raw_writel(value, EXYNOS5_AUTO_WDTRESET_DISABLE); + + value = __raw_readl(EXYNOS5_MASK_WDTRESET_REQUEST); + value &= ~EXYNOS5_SYS_WDTRESET; + __raw_writel(value, EXYNOS5_MASK_WDTRESET_REQUEST); + exynos_pmu_config = exynos5250_pmu_config; pr_info("EXYNOS5250 PMU Initialize\n"); } else { diff --git a/arch/arm/mach-exynos/setup-spi.c b/arch/arm/mach-exynos/setup-spi.c index 833ff40..4999829 100644 --- a/arch/arm/mach-exynos/setup-spi.c +++ b/arch/arm/mach-exynos/setup-spi.c @@ -9,21 +9,10 @@ */ #include <linux/gpio.h> -#include <linux/platform_device.h> - #include <plat/gpio-cfg.h> -#include <plat/s3c64xx-spi.h> #ifdef CONFIG_S3C64XX_DEV_SPI0 -struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = { - .fifo_lvl_mask = 0x1ff, - .rx_lvl_offset = 15, - .high_speed = 1, - .clk_from_cmu = true, - .tx_st_done = 25, -}; - -int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi0_cfg_gpio(void) { s3c_gpio_cfgpin(EXYNOS4_GPB(0), S3C_GPIO_SFN(2)); s3c_gpio_setpull(EXYNOS4_GPB(0), S3C_GPIO_PULL_UP); @@ -34,15 +23,7 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) #endif #ifdef CONFIG_S3C64XX_DEV_SPI1 -struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 15, - .high_speed = 1, - .clk_from_cmu = true, - .tx_st_done = 25, -}; - -int s3c64xx_spi1_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi1_cfg_gpio(void) { s3c_gpio_cfgpin(EXYNOS4_GPB(4), S3C_GPIO_SFN(2)); s3c_gpio_setpull(EXYNOS4_GPB(4), S3C_GPIO_PULL_UP); @@ -53,15 +34,7 @@ int s3c64xx_spi1_cfg_gpio(struct platform_device *dev) #endif #ifdef CONFIG_S3C64XX_DEV_SPI2 -struct s3c64xx_spi_info s3c64xx_spi2_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 15, - .high_speed = 1, - .clk_from_cmu = true, - .tx_st_done = 25, -}; - -int s3c64xx_spi2_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi2_cfg_gpio(void) { s3c_gpio_cfgpin(EXYNOS4_GPC1(1), S3C_GPIO_SFN(5)); s3c_gpio_setpull(EXYNOS4_GPC1(1), S3C_GPIO_PULL_UP); diff --git a/arch/arm/mach-exynos/setup-usb-phy.c b/arch/arm/mach-exynos/setup-usb-phy.c index 1af0a7f..b81cc56 100644 --- a/arch/arm/mach-exynos/setup-usb-phy.c +++ b/arch/arm/mach-exynos/setup-usb-phy.c @@ -31,27 +31,55 @@ static void exynos4210_usb_phy_clkset(struct platform_device *pdev) struct clk *xusbxti_clk; u32 phyclk; - /* set clock frequency for PLL */ - phyclk = readl(EXYNOS4_PHYCLK) & ~CLKSEL_MASK; - xusbxti_clk = clk_get(&pdev->dev, "xusbxti"); if (xusbxti_clk && !IS_ERR(xusbxti_clk)) { - switch (clk_get_rate(xusbxti_clk)) { - case 12 * MHZ: - phyclk |= CLKSEL_12M; - break; - case 24 * MHZ: - phyclk |= CLKSEL_24M; - break; - default: - case 48 * MHZ: - /* default reference clock */ - break; + if (soc_is_exynos4210()) { + /* set clock frequency for PLL */ + phyclk = readl(EXYNOS4_PHYCLK) & ~EXYNOS4210_CLKSEL_MASK; + + switch (clk_get_rate(xusbxti_clk)) { + case 12 * MHZ: + phyclk |= EXYNOS4210_CLKSEL_12M; + break; + case 48 * MHZ: + phyclk |= EXYNOS4210_CLKSEL_48M; + break; + default: + case 24 * MHZ: + phyclk |= EXYNOS4210_CLKSEL_24M; + break; + } + writel(phyclk, EXYNOS4_PHYCLK); + } else if (soc_is_exynos4212() || soc_is_exynos4412()) { + /* set clock frequency for PLL */ + phyclk = readl(EXYNOS4_PHYCLK) & ~EXYNOS4X12_CLKSEL_MASK; + + switch (clk_get_rate(xusbxti_clk)) { + case 9600 * KHZ: + phyclk |= EXYNOS4X12_CLKSEL_9600K; + break; + case 10 * MHZ: + phyclk |= EXYNOS4X12_CLKSEL_10M; + break; + case 12 * MHZ: + phyclk |= EXYNOS4X12_CLKSEL_12M; + break; + case 19200 * KHZ: + phyclk |= EXYNOS4X12_CLKSEL_19200K; + break; + case 20 * MHZ: + phyclk |= EXYNOS4X12_CLKSEL_20M; + break; + default: + case 24 * MHZ: + /* default reference clock */ + phyclk |= EXYNOS4X12_CLKSEL_24M; + break; + } + writel(phyclk, EXYNOS4_PHYCLK); } clk_put(xusbxti_clk); } - - writel(phyclk, EXYNOS4_PHYCLK); } static int exynos4210_usb_phy0_init(struct platform_device *pdev) diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index eff4db5..7616101 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -52,6 +52,7 @@ config SOC_IMX25 select ARCH_MX25 select COMMON_CLK select CPU_ARM926T + select HAVE_CAN_FLEXCAN if CAN select ARCH_MXC_IOMUX_V3 select MXC_AVIC @@ -73,12 +74,13 @@ config SOC_IMX31 config SOC_IMX35 bool - select CPU_V6 + select CPU_V6K select ARCH_MXC_IOMUX_V3 select COMMON_CLK select HAVE_EPIT select MXC_AVIC select SMP_ON_UP if SMP + select HAVE_CAN_FLEXCAN if CAN config SOC_IMX5 select CPU_V7 @@ -105,6 +107,7 @@ config SOC_IMX53 select SOC_IMX5 select ARCH_MX5 select ARCH_MX53 + select HAVE_CAN_FLEXCAN if CAN if ARCH_IMX_V4_V5 @@ -158,7 +161,6 @@ config MACH_MX25_3DS select IMX_HAVE_PLATFORM_IMX2_WDT select IMX_HAVE_PLATFORM_IMXDI_RTC select IMX_HAVE_PLATFORM_IMX_I2C - select IMX_HAVE_PLATFORM_IMX_SSI select IMX_HAVE_PLATFORM_IMX_FB select IMX_HAVE_PLATFORM_IMX_KEYPAD select IMX_HAVE_PLATFORM_IMX_UART @@ -557,6 +559,14 @@ config MACH_BUG Include support for BUGBase 1.3 platform. This includes specific configurations for the board and its peripherals. +config MACH_IMX31_DT + bool "Support i.MX31 platforms from device tree" + select SOC_IMX31 + select USE_OF + help + Include support for Freescale i.MX31 based platforms + using the device tree for discovery. + comment "MX35 platforms:" config MACH_PCM043 @@ -589,6 +599,7 @@ config MACH_MX35_3DS select IMX_HAVE_PLATFORM_IPU_CORE select IMX_HAVE_PLATFORM_MXC_EHCI select IMX_HAVE_PLATFORM_MXC_NAND + select IMX_HAVE_PLATFORM_MXC_RTC select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX help Include support for MX35PDK platform. This includes specific @@ -826,10 +837,12 @@ config SOC_IMX6Q select COMMON_CLK select CPU_V7 select HAVE_ARM_SCU + select HAVE_CAN_FLEXCAN if CAN select HAVE_IMX_GPC select HAVE_IMX_MMDC select HAVE_IMX_SRC select HAVE_SMP + select MFD_ANATOP select PINCTRL select PINCTRL_IMX6Q select USE_OF diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index ff29421..07f7c22 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -57,6 +57,7 @@ obj-$(CONFIG_MACH_QONG) += mach-qong.o obj-$(CONFIG_MACH_ARMADILLO5X0) += mach-armadillo5x0.o obj-$(CONFIG_MACH_KZM_ARM11_01) += mach-kzm_arm11_01.o obj-$(CONFIG_MACH_BUG) += mach-bug.o +obj-$(CONFIG_MACH_IMX31_DT) += imx31-dt.o # i.MX35 based machines obj-$(CONFIG_MACH_PCM043) += mach-pcm043.o diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c index c9a06d8..f87a48f 100644 --- a/arch/arm/mach-imx/clk-imx31.c +++ b/arch/arm/mach-imx/clk-imx31.c @@ -20,6 +20,7 @@ #include <linux/clkdev.h> #include <linux/io.h> #include <linux/err.h> +#include <linux/of.h> #include <mach/hardware.h> #include <mach/mx31.h> @@ -179,3 +180,21 @@ int __init mx31_clocks_init(unsigned long fref) return 0; } + +#ifdef CONFIG_OF +int __init mx31_clocks_init_dt(void) +{ + struct device_node *np; + u32 fref = 26000000; /* default */ + + for_each_compatible_node(np, NULL, "fixed-clock") { + if (!of_device_is_compatible(np, "fsl,imx-osc26m")) + continue; + + if (!of_property_read_u32(np, "clock-frequency", &fref)) + break; + } + + return mx31_clocks_init(fref); +} +#endif diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c index 920a8cc..c6422fb 100644 --- a/arch/arm/mach-imx/clk-imx35.c +++ b/arch/arm/mach-imx/clk-imx35.c @@ -201,7 +201,6 @@ int __init mx35_clocks_init() pr_err("i.MX35 clk %d: register failed with %ld\n", i, PTR_ERR(clk[i])); - clk_register_clkdev(clk[pata_gate], NULL, "pata_imx"); clk_register_clkdev(clk[can1_gate], NULL, "flexcan.0"); clk_register_clkdev(clk[can2_gate], NULL, "flexcan.1"); @@ -264,6 +263,14 @@ int __init mx35_clocks_init() clk_prepare_enable(clk[iim_gate]); clk_prepare_enable(clk[emi_gate]); + /* + * SCC is needed to boot via mmc after a watchdog reset. The clock code + * before conversion to common clk also enabled UART1 (which isn't + * handled here and not needed for mmc) and IIM (which is enabled + * unconditionally above). + */ + clk_prepare_enable(clk[scc_gate]); + imx_print_silicon_rev("i.MX35", mx35_revision()); #ifdef CONFIG_MXC_USE_EPIT diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index e1a17ac..ea89520 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -147,12 +147,12 @@ enum mx6q_clks { esai, gpt_ipg, gpt_ipg_per, gpu2d_core, gpu3d_core, hdmi_iahb, hdmi_isfr, i2c1, i2c2, i2c3, iim, enfc, ipu1, ipu1_di0, ipu1_di1, ipu2, ipu2_di0, ldb_di0, ldb_di1, ipu2_di1, hsi_tx, mlb, mmdc_ch0_axi, - mmdc_ch1_axi, ocram, openvg_axi, pcie_axi, pwm1, pwm2, pwm3, pwm4, + mmdc_ch1_axi, ocram, openvg_axi, pcie_axi, pwm1, pwm2, pwm3, pwm4, per1_bch, gpmi_bch_apb, gpmi_bch, gpmi_io, gpmi_apb, sata, sdma, spba, ssi1, ssi2, ssi3, uart_ipg, uart_serial, usboh3, usdhc1, usdhc2, usdhc3, usdhc4, vdo_axi, vpu_axi, cko1, pll1_sys, pll2_bus, pll3_usb_otg, pll4_audio, pll5_video, pll6_mlb, pll7_usb_host, pll8_enet, ssi1_ipg, - ssi2_ipg, ssi3_ipg, rom, + ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, clk_max }; @@ -198,6 +198,9 @@ int __init mx6q_clocks_init(void) clk[pll7_usb_host] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7_usb_host","osc", base + 0x20, 0x2000, 0x3); clk[pll8_enet] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll8_enet", "osc", base + 0xe0, 0x182000, 0x3); + clk[usbphy1] = imx_clk_gate("usbphy1", "pll3_usb_otg", base + 0x10, 6); + clk[usbphy2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 6); + /* name parent_name reg idx */ clk[pll2_pfd0_352m] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0); clk[pll2_pfd1_594m] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus", base + 0x100, 1); @@ -318,7 +321,7 @@ int __init mx6q_clocks_init(void) clk[ahb] = imx_clk_busy_divider("ahb", "periph", base + 0x14, 10, 3, base + 0x48, 1); /* name parent_name reg shift */ - clk[apbh_dma] = imx_clk_gate2("apbh_dma", "ahb", base + 0x68, 4); + clk[apbh_dma] = imx_clk_gate2("apbh_dma", "usdhc3", base + 0x68, 4); clk[asrc] = imx_clk_gate2("asrc", "asrc_podf", base + 0x68, 6); clk[can1_ipg] = imx_clk_gate2("can1_ipg", "ipg", base + 0x68, 14); clk[can1_serial] = imx_clk_gate2("can1_serial", "can_root", base + 0x68, 16); @@ -357,6 +360,7 @@ int __init mx6q_clocks_init(void) clk[ocram] = imx_clk_gate2("ocram", "ahb", base + 0x74, 28); clk[openvg_axi] = imx_clk_gate2("openvg_axi", "axi", base + 0x74, 30); clk[pcie_axi] = imx_clk_gate2("pcie_axi", "pcie_axi_sel", base + 0x78, 0); + clk[per1_bch] = imx_clk_gate2("per1_bch", "usdhc3", base + 0x78, 12); clk[pwm1] = imx_clk_gate2("pwm1", "ipg_per", base + 0x78, 16); clk[pwm2] = imx_clk_gate2("pwm2", "ipg_per", base + 0x78, 18); clk[pwm3] = imx_clk_gate2("pwm3", "ipg_per", base + 0x78, 20); @@ -388,12 +392,21 @@ int __init mx6q_clocks_init(void) pr_err("i.MX6q clk %d: register failed with %ld\n", i, PTR_ERR(clk[i])); - clk_register_clkdev(clk[mmdc_ch0_axi], NULL, "mmdc_ch0_axi"); - clk_register_clkdev(clk[mmdc_ch1_axi], NULL, "mmdc_ch1_axi"); clk_register_clkdev(clk[gpt_ipg], "ipg", "imx-gpt.0"); clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0"); clk_register_clkdev(clk[twd], NULL, "smp_twd"); - clk_register_clkdev(clk[usboh3], NULL, "usboh3"); + clk_register_clkdev(clk[apbh_dma], NULL, "110000.dma-apbh"); + clk_register_clkdev(clk[per1_bch], "per1_bch", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_bch_apb], "gpmi_bch_apb", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_bch], "gpmi_bch", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_apb], "gpmi_apb", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_io], "gpmi_io", "112000.gpmi-nand"); + clk_register_clkdev(clk[usboh3], NULL, "2184000.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184200.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184400.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184600.usb"); + clk_register_clkdev(clk[usbphy1], NULL, "20c9000.usbphy"); + clk_register_clkdev(clk[usbphy2], NULL, "20ca000.usbphy"); clk_register_clkdev(clk[uart_serial], "per", "2020000.serial"); clk_register_clkdev(clk[uart_ipg], "ipg", "2020000.serial"); clk_register_clkdev(clk[uart_serial], "per", "21e8000.serial"); diff --git a/arch/arm/mach-imx/devices-imx21.h b/arch/arm/mach-imx/devices-imx21.h index 2628e0c..93ece55 100644 --- a/arch/arm/mach-imx/devices-imx21.h +++ b/arch/arm/mach-imx/devices-imx21.h @@ -14,7 +14,7 @@ extern const struct imx_imx21_hcd_data imx21_imx21_hcd_data; imx_add_imx21_hcd(&imx21_imx21_hcd_data, pdata) extern const struct imx_imx2_wdt_data imx21_imx2_wdt_data; -#define imx21_add_imx2_wdt(pdata) \ +#define imx21_add_imx2_wdt() \ imx_add_imx2_wdt(&imx21_imx2_wdt_data) extern const struct imx_imx_fb_data imx21_imx_fb_data; @@ -50,7 +50,7 @@ extern const struct imx_mxc_nand_data imx21_mxc_nand_data; imx_add_mxc_nand(&imx21_mxc_nand_data, pdata) extern const struct imx_mxc_w1_data imx21_mxc_w1_data; -#define imx21_add_mxc_w1(pdata) \ +#define imx21_add_mxc_w1() \ imx_add_mxc_w1(&imx21_mxc_w1_data) extern const struct imx_spi_imx_data imx21_cspi_data[]; diff --git a/arch/arm/mach-imx/devices-imx25.h b/arch/arm/mach-imx/devices-imx25.h index efa0761..f8e03dd 100644 --- a/arch/arm/mach-imx/devices-imx25.h +++ b/arch/arm/mach-imx/devices-imx25.h @@ -24,11 +24,11 @@ extern const struct imx_fsl_usb2_udc_data imx25_fsl_usb2_udc_data; 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(pdata) \ +#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(pdata) \ +#define imx25_add_imx2_wdt() \ imx_add_imx2_wdt(&imx25_imx2_wdt_data) extern const struct imx_imx_fb_data imx25_imx_fb_data; diff --git a/arch/arm/mach-imx/devices-imx27.h b/arch/arm/mach-imx/devices-imx27.h index 28537a5..436c572 100644 --- a/arch/arm/mach-imx/devices-imx27.h +++ b/arch/arm/mach-imx/devices-imx27.h @@ -18,7 +18,7 @@ extern const struct imx_fsl_usb2_udc_data imx27_fsl_usb2_udc_data; imx_add_fsl_usb2_udc(&imx27_fsl_usb2_udc_data, pdata) extern const struct imx_imx2_wdt_data imx27_imx2_wdt_data; -#define imx27_add_imx2_wdt(pdata) \ +#define imx27_add_imx2_wdt() \ imx_add_imx2_wdt(&imx27_imx2_wdt_data) extern const struct imx_imx_fb_data imx27_imx_fb_data; @@ -50,7 +50,7 @@ extern const struct imx_imx_uart_1irq_data imx27_imx_uart_data[]; extern const struct imx_mx2_camera_data imx27_mx2_camera_data; #define imx27_add_mx2_camera(pdata) \ imx_add_mx2_camera(&imx27_mx2_camera_data, pdata) -#define imx27_add_mx2_emmaprp(pdata) \ +#define imx27_add_mx2_emmaprp() \ imx_add_mx2_emmaprp(&imx27_mx2_camera_data) extern const struct imx_mxc_ehci_data imx27_mxc_ehci_otg_data; @@ -69,7 +69,7 @@ extern const struct imx_mxc_nand_data imx27_mxc_nand_data; imx_add_mxc_nand(&imx27_mxc_nand_data, pdata) extern const struct imx_mxc_w1_data imx27_mxc_w1_data; -#define imx27_add_mxc_w1(pdata) \ +#define imx27_add_mxc_w1() \ imx_add_mxc_w1(&imx27_mxc_w1_data) extern const struct imx_spi_imx_data imx27_cspi_data[]; diff --git a/arch/arm/mach-imx/devices-imx31.h b/arch/arm/mach-imx/devices-imx31.h index 488e241..13f533d 100644 --- a/arch/arm/mach-imx/devices-imx31.h +++ b/arch/arm/mach-imx/devices-imx31.h @@ -14,7 +14,7 @@ extern const struct imx_fsl_usb2_udc_data imx31_fsl_usb2_udc_data; imx_add_fsl_usb2_udc(&imx31_fsl_usb2_udc_data, pdata) extern const struct imx_imx2_wdt_data imx31_imx2_wdt_data; -#define imx31_add_imx2_wdt(pdata) \ +#define imx31_add_imx2_wdt() \ imx_add_imx2_wdt(&imx31_imx2_wdt_data) extern const struct imx_imx_i2c_data imx31_imx_i2c_data[]; @@ -65,11 +65,11 @@ extern const struct imx_mxc_nand_data imx31_mxc_nand_data; imx_add_mxc_nand(&imx31_mxc_nand_data, pdata) extern const struct imx_mxc_rtc_data imx31_mxc_rtc_data; -#define imx31_add_mxc_rtc(pdata) \ +#define imx31_add_mxc_rtc() \ imx_add_mxc_rtc(&imx31_mxc_rtc_data) extern const struct imx_mxc_w1_data imx31_mxc_w1_data; -#define imx31_add_mxc_w1(pdata) \ +#define imx31_add_mxc_w1() \ imx_add_mxc_w1(&imx31_mxc_w1_data) extern const struct imx_spi_imx_data imx31_cspi_data[]; diff --git a/arch/arm/mach-imx/devices-imx35.h b/arch/arm/mach-imx/devices-imx35.h index 7b99ef0..4815be1 100644 --- a/arch/arm/mach-imx/devices-imx35.h +++ b/arch/arm/mach-imx/devices-imx35.h @@ -24,7 +24,7 @@ extern const struct imx_flexcan_data imx35_flexcan_data[]; #define imx35_add_flexcan1(pdata) imx35_add_flexcan(1, pdata) extern const struct imx_imx2_wdt_data imx35_imx2_wdt_data; -#define imx35_add_imx2_wdt(pdata) \ +#define imx35_add_imx2_wdt() \ imx_add_imx2_wdt(&imx35_imx2_wdt_data) extern const struct imx_imx_i2c_data imx35_imx_i2c_data[]; @@ -68,8 +68,12 @@ extern const struct imx_mxc_nand_data imx35_mxc_nand_data; #define imx35_add_mxc_nand(pdata) \ imx_add_mxc_nand(&imx35_mxc_nand_data, pdata) +extern const struct imx_mxc_rtc_data imx35_mxc_rtc_data; +#define imx35_add_mxc_rtc() \ + imx_add_mxc_rtc(&imx35_mxc_rtc_data) + extern const struct imx_mxc_w1_data imx35_mxc_w1_data; -#define imx35_add_mxc_w1(pdata) \ +#define imx35_add_mxc_w1() \ imx_add_mxc_w1(&imx35_mxc_w1_data) extern const struct imx_sdhci_esdhc_imx_data imx35_sdhci_esdhc_imx_data[]; diff --git a/arch/arm/mach-imx/devices-imx51.h b/arch/arm/mach-imx/devices-imx51.h index af488bc..9f17187 100644 --- a/arch/arm/mach-imx/devices-imx51.h +++ b/arch/arm/mach-imx/devices-imx51.h @@ -55,7 +55,7 @@ extern const struct imx_spi_imx_data imx51_ecspi_data[]; imx_add_spi_imx(&imx51_ecspi_data[id], pdata) extern const struct imx_imx2_wdt_data imx51_imx2_wdt_data[]; -#define imx51_add_imx2_wdt(id, pdata) \ +#define imx51_add_imx2_wdt(id) \ imx_add_imx2_wdt(&imx51_imx2_wdt_data[id]) extern const struct imx_mxc_pwm_data imx51_mxc_pwm_data[]; diff --git a/arch/arm/mach-imx/devices-imx53.h b/arch/arm/mach-imx/devices-imx53.h index 6e1e5d1..77e0db9 100644 --- a/arch/arm/mach-imx/devices-imx53.h +++ b/arch/arm/mach-imx/devices-imx53.h @@ -30,7 +30,7 @@ extern const struct imx_spi_imx_data imx53_ecspi_data[]; imx_add_spi_imx(&imx53_ecspi_data[id], pdata) extern const struct imx_imx2_wdt_data imx53_imx2_wdt_data[]; -#define imx53_add_imx2_wdt(id, pdata) \ +#define imx53_add_imx2_wdt(id) \ imx_add_imx2_wdt(&imx53_imx2_wdt_data[id]) extern const struct imx_imx_ssi_data imx53_imx_ssi_data[]; diff --git a/arch/arm/mach-imx/ehci-imx25.c b/arch/arm/mach-imx/ehci-imx25.c index 865daf0..05bb41d 100644 --- a/arch/arm/mach-imx/ehci-imx25.c +++ b/arch/arm/mach-imx/ehci-imx25.c @@ -24,14 +24,18 @@ #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 << 8) #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) { @@ -41,21 +45,35 @@ int mx25_initialize_usb_hw(int port, unsigned int flags) switch (port) { case 0: /* OTG port */ - v &= ~(MX25_OTG_SIC_MASK | MX25_OTG_PM_BIT); + 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_TLL_BIT | - MX25_H1_USBTE_BIT | MX25_H1_IPPUE_DOWN_BIT | MX25_H1_IPPUE_UP_BIT); + 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; diff --git a/arch/arm/mach-imx/ehci-imx35.c b/arch/arm/mach-imx/ehci-imx35.c index 001ec39..73574c3 100644 --- a/arch/arm/mach-imx/ehci-imx35.c +++ b/arch/arm/mach-imx/ehci-imx35.c @@ -24,14 +24,18 @@ #define MX35_OTG_SIC_SHIFT 29 #define MX35_OTG_SIC_MASK (0x3 << MX35_OTG_SIC_SHIFT) #define MX35_OTG_PM_BIT (1 << 24) +#define MX35_OTG_PP_BIT (1 << 11) +#define MX35_OTG_OCPOL_BIT (1 << 3) #define MX35_H1_SIC_SHIFT 21 #define MX35_H1_SIC_MASK (0x3 << MX35_H1_SIC_SHIFT) +#define MX35_H1_PP_BIT (1 << 18) #define MX35_H1_PM_BIT (1 << 8) #define MX35_H1_IPPUE_UP_BIT (1 << 7) #define MX35_H1_IPPUE_DOWN_BIT (1 << 6) #define MX35_H1_TLL_BIT (1 << 5) #define MX35_H1_USBTE_BIT (1 << 4) +#define MX35_H1_OCPOL_BIT (1 << 2) int mx35_initialize_usb_hw(int port, unsigned int flags) { @@ -41,21 +45,35 @@ int mx35_initialize_usb_hw(int port, unsigned int flags) switch (port) { case 0: /* OTG port */ - v &= ~(MX35_OTG_SIC_MASK | MX35_OTG_PM_BIT); + v &= ~(MX35_OTG_SIC_MASK | MX35_OTG_PM_BIT | MX35_OTG_PP_BIT | + MX35_OTG_OCPOL_BIT); v |= (flags & MXC_EHCI_INTERFACE_MASK) << MX35_OTG_SIC_SHIFT; if (!(flags & MXC_EHCI_POWER_PINS_ENABLED)) v |= MX35_OTG_PM_BIT; + if (flags & MXC_EHCI_PWR_PIN_ACTIVE_HIGH) + v |= MX35_OTG_PP_BIT; + + if (!(flags & MXC_EHCI_OC_PIN_ACTIVE_LOW)) + v |= MX35_OTG_OCPOL_BIT; + break; case 1: /* H1 port */ - v &= ~(MX35_H1_SIC_MASK | MX35_H1_PM_BIT | MX35_H1_TLL_BIT | - MX35_H1_USBTE_BIT | MX35_H1_IPPUE_DOWN_BIT | MX35_H1_IPPUE_UP_BIT); + v &= ~(MX35_H1_SIC_MASK | MX35_H1_PM_BIT | MX35_H1_PP_BIT | + MX35_H1_OCPOL_BIT | MX35_H1_TLL_BIT | MX35_H1_USBTE_BIT | + MX35_H1_IPPUE_DOWN_BIT | MX35_H1_IPPUE_UP_BIT); v |= (flags & MXC_EHCI_INTERFACE_MASK) << MX35_H1_SIC_SHIFT; if (!(flags & MXC_EHCI_POWER_PINS_ENABLED)) v |= MX35_H1_PM_BIT; + if (flags & MXC_EHCI_PWR_PIN_ACTIVE_HIGH) + v |= MX35_H1_PP_BIT; + + if (!(flags & MXC_EHCI_OC_PIN_ACTIVE_LOW)) + v |= MX35_H1_OCPOL_BIT; + if (!(flags & MXC_EHCI_TTL_ENABLED)) v |= MX35_H1_TLL_BIT; diff --git a/arch/arm/mach-imx/ehci-imx5.c b/arch/arm/mach-imx/ehci-imx5.c index c17fa13..a6a4afb 100644 --- a/arch/arm/mach-imx/ehci-imx5.c +++ b/arch/arm/mach-imx/ehci-imx5.c @@ -28,11 +28,14 @@ #define MXC_OTG_UCTRL_OPM_BIT (1 << 24) /* OTG power mask */ #define MXC_H1_UCTRL_H1UIE_BIT (1 << 12) /* Host1 ULPI interrupt enable */ #define MXC_H1_UCTRL_H1WIE_BIT (1 << 11) /* HOST1 wakeup intr enable */ -#define MXC_H1_UCTRL_H1PM_BIT (1 << 8) /* HOST1 power mask */ +#define MXC_H1_UCTRL_H1PM_BIT (1 << 8) /* HOST1 power mask */ /* USB_PHY_CTRL_FUNC */ +#define MXC_OTG_PHYCTRL_OC_POL_BIT (1 << 9) /* OTG Polarity of Overcurrent */ #define MXC_OTG_PHYCTRL_OC_DIS_BIT (1 << 8) /* OTG Disable Overcurrent Event */ +#define MXC_H1_OC_POL_BIT (1 << 6) /* UH1 Polarity of Overcurrent */ #define MXC_H1_OC_DIS_BIT (1 << 5) /* UH1 Disable Overcurrent Event */ +#define MXC_OTG_PHYCTRL_PWR_POL_BIT (1 << 3) /* OTG Power Pin Polarity */ /* USBH2CTRL */ #define MXC_H2_UCTRL_H2UIE_BIT (1 << 8) @@ -80,13 +83,21 @@ int mx51_initialize_usb_hw(int port, unsigned int flags) if (flags & MXC_EHCI_INTERNAL_PHY) { v = __raw_readl(usbother_base + MXC_USB_PHY_CTR_FUNC_OFFSET); + if (flags & MXC_EHCI_OC_PIN_ACTIVE_LOW) + v |= MXC_OTG_PHYCTRL_OC_POL_BIT; + else + v &= ~MXC_OTG_PHYCTRL_OC_POL_BIT; if (flags & MXC_EHCI_POWER_PINS_ENABLED) { - /* OC/USBPWR is not used */ - v |= MXC_OTG_PHYCTRL_OC_DIS_BIT; - } else { /* OC/USBPWR is used */ v &= ~MXC_OTG_PHYCTRL_OC_DIS_BIT; + } else { + /* OC/USBPWR is not used */ + v |= MXC_OTG_PHYCTRL_OC_DIS_BIT; } + if (flags & MXC_EHCI_PWR_PIN_ACTIVE_HIGH) + v |= MXC_OTG_PHYCTRL_PWR_POL_BIT; + else + v &= ~MXC_OTG_PHYCTRL_PWR_POL_BIT; __raw_writel(v, usbother_base + MXC_USB_PHY_CTR_FUNC_OFFSET); v = __raw_readl(usbother_base + MXC_USBCTRL_OFFSET); @@ -95,9 +106,9 @@ int mx51_initialize_usb_hw(int port, unsigned int flags) else v &= ~MXC_OTG_UCTRL_OWIE_BIT;/* OTG wakeup disable */ if (flags & MXC_EHCI_POWER_PINS_ENABLED) - v |= MXC_OTG_UCTRL_OPM_BIT; - else v &= ~MXC_OTG_UCTRL_OPM_BIT; + else + v |= MXC_OTG_UCTRL_OPM_BIT; __raw_writel(v, usbother_base + MXC_USBCTRL_OFFSET); } break; @@ -113,12 +124,16 @@ int mx51_initialize_usb_hw(int port, unsigned int flags) } if (flags & MXC_EHCI_POWER_PINS_ENABLED) - v &= ~MXC_H1_UCTRL_H1PM_BIT; /* HOST1 power mask used*/ + v &= ~MXC_H1_UCTRL_H1PM_BIT; /* HOST1 power mask unused*/ else v |= MXC_H1_UCTRL_H1PM_BIT; /* HOST1 power mask used*/ __raw_writel(v, usbother_base + MXC_USBCTRL_OFFSET); v = __raw_readl(usbother_base + MXC_USB_PHY_CTR_FUNC_OFFSET); + if (flags & MXC_EHCI_OC_PIN_ACTIVE_LOW) + v |= MXC_H1_OC_POL_BIT; + else + v &= ~MXC_H1_OC_POL_BIT; if (flags & MXC_EHCI_POWER_PINS_ENABLED) v &= ~MXC_H1_OC_DIS_BIT; /* OC is used */ else @@ -142,7 +157,7 @@ int mx51_initialize_usb_hw(int port, unsigned int flags) } if (flags & MXC_EHCI_POWER_PINS_ENABLED) - v &= ~MXC_H2_UCTRL_H2PM_BIT; /* HOST2 power mask used*/ + v &= ~MXC_H2_UCTRL_H2PM_BIT; /* HOST2 power mask unused*/ else v |= MXC_H2_UCTRL_H2PM_BIT; /* HOST2 power mask used*/ __raw_writel(v, usbother_base + MXC_USBH2CTRL_OFFSET); diff --git a/arch/arm/mach-imx/imx27-dt.c b/arch/arm/mach-imx/imx27-dt.c index eee0cc8..52efe4d 100644 --- a/arch/arm/mach-imx/imx27-dt.c +++ b/arch/arm/mach-imx/imx27-dt.c @@ -75,7 +75,7 @@ static struct sys_timer imx27_timer = { .init = imx27_timer_init, }; -static const char *imx27_dt_board_compat[] __initdata = { +static const char * const imx27_dt_board_compat[] __initconst = { "fsl,imx27", NULL }; diff --git a/arch/arm/mach-imx/imx31-dt.c b/arch/arm/mach-imx/imx31-dt.c new file mode 100644 index 0000000..a68ba20 --- /dev/null +++ b/arch/arm/mach-imx/imx31-dt.c @@ -0,0 +1,63 @@ +/* + * Copyright 2012 Sascha Hauer, Pengutronix + * + * 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 + */ + +#include <linux/irq.h> +#include <linux/of_irq.h> +#include <linux/of_platform.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <mach/common.h> +#include <mach/mx31.h> + +static const struct of_dev_auxdata imx31_auxdata_lookup[] __initconst = { + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART1_BASE_ADDR, + "imx21-uart.0", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART2_BASE_ADDR, + "imx21-uart.1", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART3_BASE_ADDR, + "imx21-uart.2", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART4_BASE_ADDR, + "imx21-uart.3", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART5_BASE_ADDR, + "imx21-uart.4", NULL), + { /* sentinel */ } +}; + +static void __init imx31_dt_init(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, + imx31_auxdata_lookup, NULL); +} + +static void __init imx31_timer_init(void) +{ + mx31_clocks_init_dt(); +} + +static struct sys_timer imx31_timer = { + .init = imx31_timer_init, +}; + +static const char *imx31_dt_board_compat[] __initdata = { + "fsl,imx31", + NULL +}; + +DT_MACHINE_START(IMX31_DT, "Freescale i.MX31 (Device Tree Support)") + .map_io = mx31_map_io, + .init_early = imx31_init_early, + .init_irq = mx31_init_irq, + .handle_irq = imx31_handle_irq, + .timer = &imx31_timer, + .init_machine = imx31_dt_init, + .dt_compat = imx31_dt_board_compat, + .restart = mxc_restart, +MACHINE_END diff --git a/arch/arm/mach-imx/mach-cpuimx27.c b/arch/arm/mach-imx/mach-cpuimx27.c index d085aea..9a3b06e 100644 --- a/arch/arm/mach-imx/mach-cpuimx27.c +++ b/arch/arm/mach-imx/mach-cpuimx27.c @@ -233,18 +233,18 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { .phy_mode = FSL_USB2_PHY_ULPI, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init eukrea_cpuimx27_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", eukrea_cpuimx27_otg_mode); @@ -266,8 +266,8 @@ static void __init eukrea_cpuimx27_init(void) imx27_add_fec(NULL); platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); - imx27_add_imx2_wdt(NULL); - imx27_add_mxc_w1(NULL); + imx27_add_imx2_wdt(); + imx27_add_mxc_w1(); #if defined(CONFIG_MACH_EUKREA_CPUIMX27_USESDHC2) /* SDHC2 can be used for Wifi */ diff --git a/arch/arm/mach-imx/mach-cpuimx35.c b/arch/arm/mach-imx/mach-cpuimx35.c index 6450303..1634e54 100644 --- a/arch/arm/mach-imx/mach-cpuimx35.c +++ b/arch/arm/mach-imx/mach-cpuimx35.c @@ -141,18 +141,18 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { .workaround = FLS_USB2_WORKAROUND_ENGCM09152, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init eukrea_cpuimx35_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", eukrea_cpuimx35_otg_mode); @@ -167,7 +167,7 @@ static void __init eukrea_cpuimx35_init(void) ARRAY_SIZE(eukrea_cpuimx35_pads)); imx35_add_fec(NULL); - imx35_add_imx2_wdt(NULL); + imx35_add_imx2_wdt(); imx35_add_imx_uart0(&uart_pdata); imx35_add_mxc_nand(&eukrea_cpuimx35_nand_board_info); diff --git a/arch/arm/mach-imx/mach-cpuimx51sd.c b/arch/arm/mach-imx/mach-cpuimx51sd.c index 1e09de5..e78b40b 100644 --- a/arch/arm/mach-imx/mach-cpuimx51sd.c +++ b/arch/arm/mach-imx/mach-cpuimx51sd.c @@ -217,18 +217,18 @@ static const struct mxc_usbh_platform_data usbh1_config __initconst = { .portsc = MXC_EHCI_MODE_ULPI, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init eukrea_cpuimx51sd_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", eukrea_cpuimx51sd_otg_mode); @@ -292,7 +292,7 @@ static void __init eukrea_cpuimx51sd_init(void) imx51_add_imx_uart(0, &uart_pdata); imx51_add_mxc_nand(&eukrea_cpuimx51sd_nand_board_info); - imx51_add_imx2_wdt(0, NULL); + imx51_add_imx2_wdt(0); gpio_request(ETH_RST, "eth_rst"); gpio_set_value(ETH_RST, 1); diff --git a/arch/arm/mach-imx/mach-eukrea_cpuimx25.c b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c index d1e04e6..017bbb7 100644 --- a/arch/arm/mach-imx/mach-eukrea_cpuimx25.c +++ b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c @@ -109,18 +109,18 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { .workaround = FLS_USB2_WORKAROUND_ENGCM09152, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init eukrea_cpuimx25_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", eukrea_cpuimx25_otg_mode); @@ -134,9 +134,9 @@ static void __init eukrea_cpuimx25_init(void) imx25_add_imx_uart0(&uart_pdata); imx25_add_mxc_nand(&eukrea_cpuimx25_nand_board_info); - imx25_add_imxdi_rtc(NULL); + imx25_add_imxdi_rtc(); imx25_add_fec(&mx25_fec_pdata); - imx25_add_imx2_wdt(NULL); + imx25_add_imx2_wdt(); i2c_register_board_info(0, eukrea_cpuimx25_i2c_devices, ARRAY_SIZE(eukrea_cpuimx25_i2c_devices)); diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c index f76edb9..ba09552 100644 --- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c +++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c @@ -38,7 +38,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> -#include <asm/system.h> +#include <asm/system_info.h> #include <mach/common.h> #include <mach/iomux-mx27.h> diff --git a/arch/arm/mach-imx/mach-imx27ipcam.c b/arch/arm/mach-imx/mach-imx27ipcam.c index c9d350c..7381387 100644 --- a/arch/arm/mach-imx/mach-imx27ipcam.c +++ b/arch/arm/mach-imx/mach-imx27ipcam.c @@ -57,7 +57,7 @@ static void __init mx27ipcam_init(void) imx27_add_imx_uart0(NULL); imx27_add_fec(NULL); - imx27_add_imx2_wdt(NULL); + imx27_add_imx2_wdt(); } static void __init mx27ipcam_timer_init(void) diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index b47e98b..140f550 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -24,6 +24,7 @@ #include <linux/pinctrl/machine.h> #include <linux/phy.h> #include <linux/micrel_phy.h> +#include <linux/mfd/anatop.h> #include <asm/smp_twd.h> #include <asm/hardware/cache-l2x0.h> #include <asm/hardware/gic.h> @@ -113,6 +114,45 @@ static void __init imx6q_sabrelite_init(void) imx6q_sabrelite_cko1_setup(); } +static void __init imx6q_usb_init(void) +{ + struct device_node *np; + struct platform_device *pdev = NULL; + struct anatop *adata = NULL; + + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop"); + if (np) + pdev = of_find_device_by_node(np); + if (pdev) + adata = platform_get_drvdata(pdev); + if (!adata) { + if (np) + of_node_put(np); + return; + } + +#define HW_ANADIG_USB1_CHRG_DETECT 0x000001b0 +#define HW_ANADIG_USB2_CHRG_DETECT 0x00000210 + +#define BM_ANADIG_USB_CHRG_DETECT_EN_B 0x00100000 +#define BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B 0x00080000 + + /* + * The external charger detector needs to be disabled, + * or the signal at DP will be poor + */ + anatop_write_reg(adata, HW_ANADIG_USB1_CHRG_DETECT, + BM_ANADIG_USB_CHRG_DETECT_EN_B + | BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B, + ~0); + anatop_write_reg(adata, HW_ANADIG_USB2_CHRG_DETECT, + BM_ANADIG_USB_CHRG_DETECT_EN_B | + BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B, + ~0); + + of_node_put(np); +} + static void __init imx6q_init_machine(void) { /* @@ -127,6 +167,7 @@ static void __init imx6q_init_machine(void) of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); imx6q_pm_init(); + imx6q_usb_init(); } static void __init imx6q_map_io(void) diff --git a/arch/arm/mach-imx/mach-mx25_3ds.c b/arch/arm/mach-imx/mach-mx25_3ds.c index f267342..ce247fd 100644 --- a/arch/arm/mach-imx/mach-mx25_3ds.c +++ b/arch/arm/mach-imx/mach-mx25_3ds.c @@ -237,9 +237,9 @@ static void __init mx25pdk_init(void) 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(NULL); + imx25_add_imxdi_rtc(); imx25_add_imx_fb(&mx25pdk_fb_pdata); - imx25_add_imx2_wdt(NULL); + imx25_add_imx2_wdt(); mx25pdk_fec_reset(); imx25_add_fec(&mx25_fec_pdata); diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c b/arch/arm/mach-imx/mach-mx27_3ds.c index c6d385c..ce9a5c2 100644 --- a/arch/arm/mach-imx/mach-mx27_3ds.c +++ b/arch/arm/mach-imx/mach-mx27_3ds.c @@ -241,18 +241,18 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { .phy_mode = FSL_USB2_PHY_ULPI, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init mx27_3ds_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", mx27_3ds_otg_mode); @@ -480,7 +480,7 @@ static void __init mx27pdk_init(void) imx27_add_fec(NULL); imx27_add_imx_keypad(&mx27_3ds_keymap_data); imx27_add_mxc_mmc(0, &sdhc1_pdata); - imx27_add_imx2_wdt(NULL); + imx27_add_imx2_wdt(); otg_phy_init(); if (otg_mode_host) { diff --git a/arch/arm/mach-imx/mach-mx27ads.c b/arch/arm/mach-imx/mach-mx27ads.c index 0228d2e..7936bb3 100644 --- a/arch/arm/mach-imx/mach-mx27ads.c +++ b/arch/arm/mach-imx/mach-mx27ads.c @@ -310,7 +310,7 @@ static void __init mx27ads_board_init(void) imx27_add_fec(NULL); platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); - imx27_add_mxc_w1(NULL); + imx27_add_mxc_w1(); } static void __init mx27ads_timer_init(void) diff --git a/arch/arm/mach-imx/mach-mx31_3ds.c b/arch/arm/mach-imx/mach-mx31_3ds.c index 4eafdf2..928e1dc 100644 --- a/arch/arm/mach-imx/mach-mx31_3ds.c +++ b/arch/arm/mach-imx/mach-mx31_3ds.c @@ -671,18 +671,18 @@ static const struct fsl_usb2_platform_data usbotg_pdata __initconst = { .phy_mode = FSL_USB2_PHY_ULPI, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init mx31_3ds_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", mx31_3ds_otg_mode); @@ -739,7 +739,7 @@ static void __init mx31_3ds_init(void) if (mxc_expio_init(MX31_CS5_BASE_ADDR, EXPIO_PARENT_INT)) printk(KERN_WARNING "Init of the debug board failed, all " "devices on the debug board are unusable.\n"); - imx31_add_imx2_wdt(NULL); + imx31_add_imx2_wdt(); imx31_add_imx_i2c0(&mx31_3ds_i2c0_data); imx31_add_mxc_mmc(0, &sdhc1_pdata); diff --git a/arch/arm/mach-imx/mach-mx31moboard.c b/arch/arm/mach-imx/mach-mx31moboard.c index 016791f..63e84e6 100644 --- a/arch/arm/mach-imx/mach-mx31moboard.c +++ b/arch/arm/mach-imx/mach-mx31moboard.c @@ -544,7 +544,7 @@ static void __init mx31moboard_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); gpio_led_register_device(-1, &mx31moboard_led_pdata); - imx31_add_imx2_wdt(NULL); + imx31_add_imx2_wdt(); imx31_add_imx_uart0(&uart0_pdata); imx31_add_imx_uart4(&uart4_pdata); diff --git a/arch/arm/mach-imx/mach-mx35_3ds.c b/arch/arm/mach-imx/mach-mx35_3ds.c index 28aa194..69018e5 100644 --- a/arch/arm/mach-imx/mach-mx35_3ds.c +++ b/arch/arm/mach-imx/mach-mx35_3ds.c @@ -540,18 +540,18 @@ static const struct mxc_usbh_platform_data usb_host_pdata __initconst = { .portsc = MXC_EHCI_MODE_SERIAL, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init mx35_3ds_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", mx35_3ds_otg_mode); @@ -571,7 +571,8 @@ static void __init mx35_3ds_init(void) mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads, ARRAY_SIZE(mx35pdk_pads)); imx35_add_fec(NULL); - imx35_add_imx2_wdt(NULL); + imx35_add_imx2_wdt(); + imx35_add_mxc_rtc(); platform_add_devices(devices, ARRAY_SIZE(devices)); imx35_add_imx_uart0(&uart_pdata); diff --git a/arch/arm/mach-imx/mach-mx51_3ds.c b/arch/arm/mach-imx/mach-mx51_3ds.c index 3c5b163..2edb563 100644 --- a/arch/arm/mach-imx/mach-mx51_3ds.c +++ b/arch/arm/mach-imx/mach-mx51_3ds.c @@ -154,7 +154,7 @@ static void __init mx51_3ds_init(void) imx51_add_sdhci_esdhc_imx(0, NULL); imx51_add_imx_keypad(&mx51_3ds_map_data); - imx51_add_imx2_wdt(0, NULL); + imx51_add_imx2_wdt(0); } static void __init mx51_3ds_timer_init(void) diff --git a/arch/arm/mach-imx/mach-mx51_babbage.c b/arch/arm/mach-imx/mach-mx51_babbage.c index dde3970..7b31cbd 100644 --- a/arch/arm/mach-imx/mach-mx51_babbage.c +++ b/arch/arm/mach-imx/mach-mx51_babbage.c @@ -307,18 +307,18 @@ static const struct mxc_usbh_platform_data usbh1_config __initconst = { .portsc = MXC_EHCI_MODE_ULPI, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init babbage_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", babbage_otg_mode); @@ -411,7 +411,7 @@ static void __init mx51_babbage_init(void) spi_register_board_info(mx51_babbage_spi_board_info, ARRAY_SIZE(mx51_babbage_spi_board_info)); imx51_add_ecspi(0, &mx51_babbage_spi_pdata); - imx51_add_imx2_wdt(0, NULL); + imx51_add_imx2_wdt(0); } static void __init mx51_babbage_timer_init(void) diff --git a/arch/arm/mach-imx/mach-mx53_ard.c b/arch/arm/mach-imx/mach-mx53_ard.c index 0564198..4a7593a 100644 --- a/arch/arm/mach-imx/mach-mx53_ard.c +++ b/arch/arm/mach-imx/mach-mx53_ard.c @@ -243,7 +243,7 @@ static void __init mx53_ard_board_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); imx53_add_sdhci_esdhc_imx(0, &mx53_ard_sd1_data); - imx53_add_imx2_wdt(0, NULL); + imx53_add_imx2_wdt(0); imx53_add_imx_i2c(1, &mx53_ard_i2c2_data); imx53_add_imx_i2c(2, &mx53_ard_i2c3_data); imx_add_gpio_keys(&ard_button_data); diff --git a/arch/arm/mach-imx/mach-mx53_evk.c b/arch/arm/mach-imx/mach-mx53_evk.c index 5a72188..a1060b2 100644 --- a/arch/arm/mach-imx/mach-mx53_evk.c +++ b/arch/arm/mach-imx/mach-mx53_evk.c @@ -154,7 +154,7 @@ static void __init mx53_evk_board_init(void) spi_register_board_info(mx53_evk_spi_board_info, ARRAY_SIZE(mx53_evk_spi_board_info)); imx53_add_ecspi(0, &mx53_evk_spi_data); - imx53_add_imx2_wdt(0, NULL); + imx53_add_imx2_wdt(0); gpio_led_register_device(-1, &mx53evk_leds_data); } diff --git a/arch/arm/mach-imx/mach-mx53_loco.c b/arch/arm/mach-imx/mach-mx53_loco.c index 37f67ca..388c415 100644 --- a/arch/arm/mach-imx/mach-mx53_loco.c +++ b/arch/arm/mach-imx/mach-mx53_loco.c @@ -283,7 +283,7 @@ static void __init mx53_loco_board_init(void) imx53_add_imx_uart(0, NULL); mx53_loco_fec_reset(); imx53_add_fec(&mx53_loco_fec_data); - imx53_add_imx2_wdt(0, NULL); + imx53_add_imx2_wdt(0); ret = gpio_request_one(LOCO_ACCEL_EN, GPIOF_OUT_INIT_HIGH, "accel_en"); if (ret) diff --git a/arch/arm/mach-imx/mach-mx53_smd.c b/arch/arm/mach-imx/mach-mx53_smd.c index 8e972c5..f297df7 100644 --- a/arch/arm/mach-imx/mach-mx53_smd.c +++ b/arch/arm/mach-imx/mach-mx53_smd.c @@ -138,7 +138,7 @@ static void __init mx53_smd_board_init(void) mx53_smd_init_uart(); mx53_smd_fec_reset(); imx53_add_fec(&mx53_smd_fec_data); - imx53_add_imx2_wdt(0, NULL); + imx53_add_imx2_wdt(0); imx53_add_imx_i2c(0, &mx53_smd_i2c_data); imx53_add_sdhci_esdhc_imx(0, NULL); imx53_add_sdhci_esdhc_imx(1, NULL); diff --git a/arch/arm/mach-imx/mach-pca100.c b/arch/arm/mach-imx/mach-pca100.c index 541152e..d37ed25 100644 --- a/arch/arm/mach-imx/mach-pca100.c +++ b/arch/arm/mach-imx/mach-pca100.c @@ -298,18 +298,18 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { .phy_mode = FSL_USB2_PHY_ULPI, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init pca100_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", pca100_otg_mode); @@ -408,8 +408,8 @@ static void __init pca100_init(void) imx27_add_imx_fb(&pca100_fb_data); imx27_add_fec(NULL); - imx27_add_imx2_wdt(NULL); - imx27_add_mxc_w1(NULL); + imx27_add_imx2_wdt(); + imx27_add_mxc_w1(); } static void __init pca100_timer_init(void) diff --git a/arch/arm/mach-imx/mach-pcm037.c b/arch/arm/mach-imx/mach-pcm037.c index 0a40004..cd48712 100644 --- a/arch/arm/mach-imx/mach-pcm037.c +++ b/arch/arm/mach-imx/mach-pcm037.c @@ -557,18 +557,18 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { .phy_mode = FSL_USB2_PHY_ULPI, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init pcm037_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", pcm037_otg_mode); @@ -619,13 +619,13 @@ static void __init pcm037_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); - imx31_add_imx2_wdt(NULL); + imx31_add_imx2_wdt(); imx31_add_imx_uart0(&uart_pdata); /* XXX: should't this have .flags = 0 (i.e. no RTSCTS) on PCM037_EET? */ imx31_add_imx_uart1(&uart_pdata); imx31_add_imx_uart2(&uart_pdata); - imx31_add_mxc_w1(NULL); + imx31_add_mxc_w1(); /* LAN9217 IRQ pin */ ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq"); diff --git a/arch/arm/mach-imx/mach-pcm038.c b/arch/arm/mach-imx/mach-pcm038.c index 2f3debe..3fbb89d 100644 --- a/arch/arm/mach-imx/mach-pcm038.c +++ b/arch/arm/mach-imx/mach-pcm038.c @@ -332,8 +332,8 @@ static void __init pcm038_init(void) imx27_add_fec(NULL); platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); - imx27_add_imx2_wdt(NULL); - imx27_add_mxc_w1(NULL); + imx27_add_imx2_wdt(); + imx27_add_mxc_w1(); #ifdef CONFIG_MACH_PCM970_BASEBOARD pcm970_baseboard_init(); diff --git a/arch/arm/mach-imx/mach-pcm043.c b/arch/arm/mach-imx/mach-pcm043.c index 73585f5..1f20f22 100644 --- a/arch/arm/mach-imx/mach-pcm043.c +++ b/arch/arm/mach-imx/mach-pcm043.c @@ -330,18 +330,18 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { .phy_mode = FSL_USB2_PHY_UTMI, }; -static int otg_mode_host; +static bool otg_mode_host __initdata; static int __init pcm043_otg_mode(char *options) { if (!strcmp(options, "host")) - otg_mode_host = 1; + otg_mode_host = true; else if (!strcmp(options, "device")) - otg_mode_host = 0; + otg_mode_host = false; else pr_info("otg_mode neither \"host\" nor \"device\". " "Defaulting to device\n"); - return 0; + return 1; } __setup("otg_mode=", pcm043_otg_mode); @@ -363,7 +363,7 @@ static void __init pcm043_init(void) imx35_add_fec(NULL); platform_add_devices(devices, ARRAY_SIZE(devices)); - imx35_add_imx2_wdt(NULL); + imx35_add_imx2_wdt(); imx35_add_imx_uart0(&uart_pdata); imx35_add_mxc_nand(&pcm037_nand_board_info); diff --git a/arch/arm/mach-imx/mach-qong.c b/arch/arm/mach-imx/mach-qong.c index 2606210..a13087b 100644 --- a/arch/arm/mach-imx/mach-qong.c +++ b/arch/arm/mach-imx/mach-qong.c @@ -252,7 +252,7 @@ static void __init qong_init(void) mxc_init_imx_uart(); qong_init_nor_mtd(); qong_init_fpga(); - imx31_add_imx2_wdt(NULL); + imx31_add_imx2_wdt(); } static void __init qong_timer_init(void) diff --git a/arch/arm/mach-imx/mach-vpr200.c b/arch/arm/mach-imx/mach-vpr200.c index add8c69..b26209d 100644 --- a/arch/arm/mach-imx/mach-vpr200.c +++ b/arch/arm/mach-imx/mach-vpr200.c @@ -272,7 +272,7 @@ static void __init vpr200_board_init(void) mxc_iomux_v3_setup_multiple_pads(vpr200_pads, ARRAY_SIZE(vpr200_pads)); imx35_add_fec(NULL); - imx35_add_imx2_wdt(NULL); + imx35_add_imx2_wdt(); imx_add_gpio_keys(&vpr200_gpio_keys_data); platform_add_devices(devices, ARRAY_SIZE(devices)); diff --git a/arch/arm/mach-imx/mx31lite-db.c b/arch/arm/mach-imx/mx31lite-db.c index bf0fb87..fa60ef6 100644 --- a/arch/arm/mach-imx/mx31lite-db.c +++ b/arch/arm/mach-imx/mx31lite-db.c @@ -191,6 +191,6 @@ void __init mx31lite_db_init(void) imx31_add_mxc_mmc(0, &mmc_pdata); imx31_add_spi_imx0(&spi0_pdata); gpio_led_register_device(-1, &litekit_led_platform_data); - imx31_add_imx2_wdt(NULL); - imx31_add_mxc_rtc(NULL); + imx31_add_imx2_wdt(); + imx31_add_mxc_rtc(); } diff --git a/arch/arm/mach-lpc32xx/Kconfig b/arch/arm/mach-lpc32xx/Kconfig deleted file mode 100644 index e0b3eee..0000000 --- a/arch/arm/mach-lpc32xx/Kconfig +++ /dev/null @@ -1,32 +0,0 @@ -if ARCH_LPC32XX - -menu "Individual UART enable selections" - -config ARCH_LPC32XX_UART3_SELECT - bool "Add support for standard UART3" - help - Adds support for standard UART 3 when the 8250 serial support - is enabled. - -config ARCH_LPC32XX_UART4_SELECT - bool "Add support for standard UART4" - help - Adds support for standard UART 4 when the 8250 serial support - is enabled. - -config ARCH_LPC32XX_UART5_SELECT - bool "Add support for standard UART5" - default y - help - Adds support for standard UART 5 when the 8250 serial support - is enabled. - -config ARCH_LPC32XX_UART6_SELECT - bool "Add support for standard UART6" - help - Adds support for standard UART 6 when the 8250 serial support - is enabled. - -endmenu - -endif diff --git a/arch/arm/mach-lpc32xx/Makefile.boot b/arch/arm/mach-lpc32xx/Makefile.boot index 2cfe0ee..697323b 100644 --- a/arch/arm/mach-lpc32xx/Makefile.boot +++ b/arch/arm/mach-lpc32xx/Makefile.boot @@ -2,3 +2,4 @@ params_phys-y := 0x80000100 initrd_phys-y := 0x82000000 +dtb-$(CONFIG_ARCH_LPC32XX) += ea3250.dtb phy3250.dtb diff --git a/arch/arm/mach-lpc32xx/clock.c b/arch/arm/mach-lpc32xx/clock.c index f6a3ffe..f48c2e9 100644 --- a/arch/arm/mach-lpc32xx/clock.c +++ b/arch/arm/mach-lpc32xx/clock.c @@ -607,6 +607,19 @@ static struct clk clk_dma = { .get_rate = local_return_parent_rate, }; +static struct clk clk_pwm = { + .parent = &clk_pclk, + .enable = local_onoff_enable, + .enable_reg = LPC32XX_CLKPWR_PWM_CLK_CTRL, + .enable_mask = LPC32XX_CLKPWR_PWMCLK_PWM1CLK_EN | + LPC32XX_CLKPWR_PWMCLK_PWM1SEL_PCLK | + LPC32XX_CLKPWR_PWMCLK_PWM1_DIV(1) | + LPC32XX_CLKPWR_PWMCLK_PWM2CLK_EN | + LPC32XX_CLKPWR_PWMCLK_PWM2SEL_PCLK | + LPC32XX_CLKPWR_PWMCLK_PWM2_DIV(1), + .get_rate = local_return_parent_rate, +}; + static struct clk clk_uart3 = { .parent = &clk_pclk, .enable = local_onoff_enable, @@ -691,10 +704,21 @@ static struct clk clk_nand = { .parent = &clk_hclk, .enable = local_onoff_enable, .enable_reg = LPC32XX_CLKPWR_NAND_CLK_CTRL, - .enable_mask = LPC32XX_CLKPWR_NANDCLK_SLCCLK_EN, + .enable_mask = LPC32XX_CLKPWR_NANDCLK_SLCCLK_EN | + LPC32XX_CLKPWR_NANDCLK_SEL_SLC, .get_rate = local_return_parent_rate, }; +static struct clk clk_nand_mlc = { + .parent = &clk_hclk, + .enable = local_onoff_enable, + .enable_reg = LPC32XX_CLKPWR_NAND_CLK_CTRL, + .enable_mask = LPC32XX_CLKPWR_NANDCLK_MLCCLK_EN | + LPC32XX_CLKPWR_NANDCLK_DMA_INT | + LPC32XX_CLKPWR_NANDCLK_INTSEL_MLC, + .get_rate = local_return_parent_rate, +}; + static struct clk clk_i2s0 = { .parent = &clk_hclk, .enable = local_onoff_enable, @@ -707,7 +731,8 @@ static struct clk clk_i2s1 = { .parent = &clk_hclk, .enable = local_onoff_enable, .enable_reg = LPC32XX_CLKPWR_I2S_CLK_CTRL, - .enable_mask = LPC32XX_CLKPWR_I2SCTRL_I2SCLK1_EN, + .enable_mask = LPC32XX_CLKPWR_I2SCTRL_I2SCLK1_EN | + LPC32XX_CLKPWR_I2SCTRL_I2S1_USE_DMA, .get_rate = local_return_parent_rate, }; @@ -727,14 +752,77 @@ static struct clk clk_rtc = { .get_rate = local_return_parent_rate, }; +static int local_usb_enable(struct clk *clk, int enable) +{ + u32 tmp; + + if (enable) { + /* Set up I2C pull levels */ + tmp = __raw_readl(LPC32XX_CLKPWR_I2C_CLK_CTRL); + tmp |= LPC32XX_CLKPWR_I2CCLK_USBI2CHI_DRIVE; + __raw_writel(tmp, LPC32XX_CLKPWR_I2C_CLK_CTRL); + } + + return local_onoff_enable(clk, enable); +} + static struct clk clk_usbd = { .parent = &clk_usbpll, - .enable = local_onoff_enable, + .enable = local_usb_enable, .enable_reg = LPC32XX_CLKPWR_USB_CTRL, .enable_mask = LPC32XX_CLKPWR_USBCTRL_HCLK_EN, .get_rate = local_return_parent_rate, }; +#define OTG_ALWAYS_MASK (LPC32XX_USB_OTG_OTG_CLOCK_ON | \ + LPC32XX_USB_OTG_I2C_CLOCK_ON) + +static int local_usb_otg_enable(struct clk *clk, int enable) +{ + int to = 1000; + + if (enable) { + __raw_writel(clk->enable_mask, clk->enable_reg); + + while (((__raw_readl(LPC32XX_USB_OTG_CLK_STAT) & + clk->enable_mask) != clk->enable_mask) && (to > 0)) + to--; + } else { + __raw_writel(OTG_ALWAYS_MASK, clk->enable_reg); + + while (((__raw_readl(LPC32XX_USB_OTG_CLK_STAT) & + OTG_ALWAYS_MASK) != OTG_ALWAYS_MASK) && (to > 0)) + to--; + } + + if (to) + return 0; + else + return -1; +} + +static struct clk clk_usb_otg_dev = { + .parent = &clk_usbpll, + .enable = local_usb_otg_enable, + .enable_reg = LPC32XX_USB_OTG_CLK_CTRL, + .enable_mask = LPC32XX_USB_OTG_AHB_M_CLOCK_ON | + LPC32XX_USB_OTG_OTG_CLOCK_ON | + LPC32XX_USB_OTG_DEV_CLOCK_ON | + LPC32XX_USB_OTG_I2C_CLOCK_ON, + .get_rate = local_return_parent_rate, +}; + +static struct clk clk_usb_otg_host = { + .parent = &clk_usbpll, + .enable = local_usb_otg_enable, + .enable_reg = LPC32XX_USB_OTG_CLK_CTRL, + .enable_mask = LPC32XX_USB_OTG_AHB_M_CLOCK_ON | + LPC32XX_USB_OTG_OTG_CLOCK_ON | + LPC32XX_USB_OTG_HOST_CLOCK_ON | + LPC32XX_USB_OTG_I2C_CLOCK_ON, + .get_rate = local_return_parent_rate, +}; + static int tsc_onoff_enable(struct clk *clk, int enable) { u32 tmp; @@ -800,11 +888,17 @@ static int mmc_onoff_enable(struct clk *clk, int enable) u32 tmp; tmp = __raw_readl(LPC32XX_CLKPWR_MS_CTRL) & - ~LPC32XX_CLKPWR_MSCARD_SDCARD_EN; + ~(LPC32XX_CLKPWR_MSCARD_SDCARD_EN | + LPC32XX_CLKPWR_MSCARD_MSDIO_PU_EN | + LPC32XX_CLKPWR_MSCARD_MSDIO_PIN_DIS | + LPC32XX_CLKPWR_MSCARD_MSDIO0_DIS | + LPC32XX_CLKPWR_MSCARD_MSDIO1_DIS | + LPC32XX_CLKPWR_MSCARD_MSDIO23_DIS); /* If rate is 0, disable clock */ if (enable != 0) - tmp |= LPC32XX_CLKPWR_MSCARD_SDCARD_EN; + tmp |= LPC32XX_CLKPWR_MSCARD_SDCARD_EN | + LPC32XX_CLKPWR_MSCARD_MSDIO_PU_EN; __raw_writel(tmp, LPC32XX_CLKPWR_MS_CTRL); @@ -853,7 +947,7 @@ static unsigned long mmc_round_rate(struct clk *clk, unsigned long rate) static int mmc_set_rate(struct clk *clk, unsigned long rate) { - u32 oldclk, tmp; + u32 tmp; unsigned long prate, div, crate = mmc_round_rate(clk, rate); prate = clk->parent->get_rate(clk->parent); @@ -861,16 +955,12 @@ static int mmc_set_rate(struct clk *clk, unsigned long rate) div = prate / crate; /* The MMC clock must be on when accessing an MMC register */ - oldclk = __raw_readl(LPC32XX_CLKPWR_MS_CTRL); - __raw_writel(oldclk | LPC32XX_CLKPWR_MSCARD_SDCARD_EN, - LPC32XX_CLKPWR_MS_CTRL); tmp = __raw_readl(LPC32XX_CLKPWR_MS_CTRL) & ~LPC32XX_CLKPWR_MSCARD_SDCARD_DIV(0xf); - tmp |= LPC32XX_CLKPWR_MSCARD_SDCARD_DIV(div); + tmp |= LPC32XX_CLKPWR_MSCARD_SDCARD_DIV(div) | + LPC32XX_CLKPWR_MSCARD_SDCARD_EN; __raw_writel(tmp, LPC32XX_CLKPWR_MS_CTRL); - __raw_writel(oldclk, LPC32XX_CLKPWR_MS_CTRL); - return 0; } @@ -1111,6 +1201,7 @@ static struct clk_lookup lookups[] = { CLKDEV_INIT(NULL, "vfp9_ck", &clk_vfp9), CLKDEV_INIT("pl08xdmac", NULL, &clk_dma), CLKDEV_INIT("4003c000.watchdog", NULL, &clk_wdt), + CLKDEV_INIT("4005c000.pwm", NULL, &clk_pwm), CLKDEV_INIT(NULL, "uart3_ck", &clk_uart3), CLKDEV_INIT(NULL, "uart4_ck", &clk_uart4), CLKDEV_INIT(NULL, "uart5_ck", &clk_uart5), @@ -1120,8 +1211,9 @@ static struct clk_lookup lookups[] = { CLKDEV_INIT("31020300.i2c", NULL, &clk_i2c2), CLKDEV_INIT("dev:ssp0", NULL, &clk_ssp0), CLKDEV_INIT("dev:ssp1", NULL, &clk_ssp1), - CLKDEV_INIT("lpc32xx_keys.0", NULL, &clk_kscan), - CLKDEV_INIT("lpc32xx-nand.0", "nand_ck", &clk_nand), + CLKDEV_INIT("40050000.key", NULL, &clk_kscan), + CLKDEV_INIT("20020000.flash", NULL, &clk_nand), + CLKDEV_INIT("200a8000.flash", NULL, &clk_nand_mlc), CLKDEV_INIT("40048000.adc", NULL, &clk_adc), CLKDEV_INIT(NULL, "i2s0_ck", &clk_i2s0), CLKDEV_INIT(NULL, "i2s1_ck", &clk_i2s1), @@ -1130,6 +1222,9 @@ static struct clk_lookup lookups[] = { CLKDEV_INIT("31060000.ethernet", NULL, &clk_net), CLKDEV_INIT("dev:clcd", NULL, &clk_lcd), CLKDEV_INIT("31020000.usbd", "ck_usbd", &clk_usbd), + CLKDEV_INIT("31020000.ohci", "ck_usbd", &clk_usbd), + CLKDEV_INIT("31020000.usbd", "ck_usb_otg", &clk_usb_otg_dev), + CLKDEV_INIT("31020000.ohci", "ck_usb_otg", &clk_usb_otg_host), CLKDEV_INIT("lpc32xx_rtc", NULL, &clk_rtc), }; diff --git a/arch/arm/mach-lpc32xx/common.c b/arch/arm/mach-lpc32xx/common.c index 5c96057..a48dc2d 100644 --- a/arch/arm/mach-lpc32xx/common.c +++ b/arch/arm/mach-lpc32xx/common.c @@ -26,6 +26,7 @@ #include <linux/io.h> #include <asm/mach/map.h> +#include <asm/system_info.h> #include <mach/hardware.h> #include <mach/platform.h> @@ -224,7 +225,7 @@ void lpc23xx_restart(char mode, const char *cmd) ; } -static int __init lpc32xx_display_uid(void) +static int __init lpc32xx_check_uid(void) { u32 uid[4]; @@ -233,6 +234,11 @@ static int __init lpc32xx_display_uid(void) printk(KERN_INFO "LPC32XX unique ID: %08x%08x%08x%08x\n", uid[3], uid[2], uid[1], uid[0]); + if (!system_serial_low && !system_serial_high) { + system_serial_low = uid[0]; + system_serial_high = uid[1]; + } + return 1; } -arch_initcall(lpc32xx_display_uid); +arch_initcall(lpc32xx_check_uid); diff --git a/arch/arm/mach-lpc32xx/include/mach/gpio.h b/arch/arm/mach-lpc32xx/include/mach/gpio.h index 2ba6ca4..0052e7a 100644 --- a/arch/arm/mach-lpc32xx/include/mach/gpio.h +++ b/arch/arm/mach-lpc32xx/include/mach/gpio.h @@ -3,6 +3,4 @@ #include "gpio-lpc32xx.h" -#define ARCH_NR_GPIOS (LPC32XX_GPO_P3_GRP + LPC32XX_GPO_P3_MAX) - #endif /* __MACH_GPIO_H */ diff --git a/arch/arm/mach-lpc32xx/include/mach/platform.h b/arch/arm/mach-lpc32xx/include/mach/platform.h index c584f5b..acc4aab 100644 --- a/arch/arm/mach-lpc32xx/include/mach/platform.h +++ b/arch/arm/mach-lpc32xx/include/mach/platform.h @@ -694,4 +694,18 @@ #define LPC32XX_GPIO_P2_MUX_CLR _GPREG(0x02C) #define LPC32XX_GPIO_P2_MUX_STATE _GPREG(0x030) +/* + * USB Otg Registers + */ +#define _OTGREG(x) io_p2v(LPC32XX_USB_OTG_BASE + (x)) +#define LPC32XX_USB_OTG_CLK_CTRL _OTGREG(0xFF4) +#define LPC32XX_USB_OTG_CLK_STAT _OTGREG(0xFF8) + +/* USB OTG CLK CTRL bit defines */ +#define LPC32XX_USB_OTG_AHB_M_CLOCK_ON _BIT(4) +#define LPC32XX_USB_OTG_OTG_CLOCK_ON _BIT(3) +#define LPC32XX_USB_OTG_I2C_CLOCK_ON _BIT(2) +#define LPC32XX_USB_OTG_DEV_CLOCK_ON _BIT(1) +#define LPC32XX_USB_OTG_HOST_CLOCK_ON _BIT(0) + #endif diff --git a/arch/arm/mach-lpc32xx/phy3250.c b/arch/arm/mach-lpc32xx/phy3250.c index 540106c..b07dcc9 100644 --- a/arch/arm/mach-lpc32xx/phy3250.c +++ b/arch/arm/mach-lpc32xx/phy3250.c @@ -30,12 +30,13 @@ #include <linux/amba/bus.h> #include <linux/amba/clcd.h> #include <linux/amba/pl022.h> +#include <linux/amba/pl08x.h> +#include <linux/amba/mmci.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_platform.h> #include <linux/clk.h> -#include <linux/amba/pl08x.h> #include <asm/setup.h> #include <asm/mach-types.h> @@ -50,9 +51,9 @@ /* * Mapped GPIOLIB GPIOs */ -#define SPI0_CS_GPIO LPC32XX_GPIO(LPC32XX_GPIO_P3_GRP, 5) -#define LCD_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 0) -#define BKL_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 4) +#define LCD_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 0) +#define BKL_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 4) +#define MMC_PWR_ENABLE_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 5) /* * AMBA LCD controller @@ -158,24 +159,6 @@ static struct clcd_board lpc32xx_clcd_data = { /* * AMBA SSP (SPI) */ -static void phy3250_spi_cs_set(u32 control) -{ - gpio_set_value(SPI0_CS_GPIO, (int) control); -} - -static struct pl022_config_chip spi0_chip_info = { - .com_mode = INTERRUPT_TRANSFER, - .iface = SSP_INTERFACE_MOTOROLA_SPI, - .hierarchy = SSP_MASTER, - .slave_tx_disable = 0, - .rx_lev_trig = SSP_RX_4_OR_MORE_ELEM, - .tx_lev_trig = SSP_TX_4_OR_MORE_EMPTY_LOC, - .ctrl_len = SSP_BITS_8, - .wait_state = SSP_MWIRE_WAIT_ZERO, - .duplex = SSP_MICROWIRE_CHANNEL_FULL_DUPLEX, - .cs_control = phy3250_spi_cs_set, -}; - static struct pl022_ssp_controller lpc32xx_ssp0_data = { .bus_id = 0, .num_chipselect = 1, @@ -188,45 +171,56 @@ static struct pl022_ssp_controller lpc32xx_ssp1_data = { .enable_dma = 0, }; -/* AT25 driver registration */ -static int __init phy3250_spi_board_register(void) +static struct pl08x_channel_data pl08x_slave_channels[] = { + { + .bus_id = "nand-slc", + .min_signal = 1, /* SLC NAND Flash */ + .max_signal = 1, + .periph_buses = PL08X_AHB1, + }, + { + .bus_id = "nand-mlc", + .min_signal = 12, /* MLC NAND Flash */ + .max_signal = 12, + .periph_buses = PL08X_AHB1, + }, +}; + +static int pl08x_get_signal(const struct pl08x_channel_data *cd) +{ + return cd->min_signal; +} + +static void pl08x_put_signal(const struct pl08x_channel_data *cd, int ch) { -#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE) - static struct spi_board_info info[] = { - { - .modalias = "spidev", - .max_speed_hz = 5000000, - .bus_num = 0, - .chip_select = 0, - .controller_data = &spi0_chip_info, - }, - }; - -#else - static struct spi_eeprom eeprom = { - .name = "at25256a", - .byte_len = 0x8000, - .page_size = 64, - .flags = EE_ADDR2, - }; - - static struct spi_board_info info[] = { - { - .modalias = "at25", - .max_speed_hz = 5000000, - .bus_num = 0, - .chip_select = 0, - .mode = SPI_MODE_0, - .platform_data = &eeprom, - .controller_data = &spi0_chip_info, - }, - }; -#endif - return spi_register_board_info(info, ARRAY_SIZE(info)); } -arch_initcall(phy3250_spi_board_register); static struct pl08x_platform_data pl08x_pd = { + .slave_channels = &pl08x_slave_channels[0], + .num_slave_channels = ARRAY_SIZE(pl08x_slave_channels), + .get_signal = pl08x_get_signal, + .put_signal = pl08x_put_signal, + .lli_buses = PL08X_AHB1, + .mem_buses = PL08X_AHB1, +}; + +static int mmc_handle_ios(struct device *dev, struct mmc_ios *ios) +{ + /* Only on and off are supported */ + if (ios->power_mode == MMC_POWER_OFF) + gpio_set_value(MMC_PWR_ENABLE_GPIO, 0); + else + gpio_set_value(MMC_PWR_ENABLE_GPIO, 1); + return 0; +} + +static struct mmci_platform_data lpc32xx_mmci_data = { + .ocr_mask = MMC_VDD_30_31 | MMC_VDD_31_32 | + MMC_VDD_32_33 | MMC_VDD_33_34, + .ios_handler = mmc_handle_ios, + .dma_filter = NULL, + /* No DMA for now since AMBA PL080 dmaengine driver only does scatter + * gather, and the MMCI driver doesn't do it this way */ }; static const struct of_dev_auxdata lpc32xx_auxdata_lookup[] __initconst = { @@ -234,6 +228,8 @@ static const struct of_dev_auxdata lpc32xx_auxdata_lookup[] __initconst = { OF_DEV_AUXDATA("arm,pl022", 0x2008C000, "dev:ssp1", &lpc32xx_ssp1_data), OF_DEV_AUXDATA("arm,pl110", 0x31040000, "dev:clcd", &lpc32xx_clcd_data), OF_DEV_AUXDATA("arm,pl080", 0x31000000, "pl08xdmac", &pl08x_pd), + OF_DEV_AUXDATA("arm,pl18x", 0x20098000, "20098000.sd", + &lpc32xx_mmci_data), { } }; @@ -241,10 +237,6 @@ static void __init lpc3250_machine_init(void) { u32 tmp; - /* Setup SLC NAND controller muxing */ - __raw_writel(LPC32XX_CLKPWR_NANDCLK_SEL_SLC, - LPC32XX_CLKPWR_NAND_CLK_CTRL); - /* Setup LCD muxing to RGB565 */ tmp = __raw_readl(LPC32XX_CLKPWR_LCDCLK_CTRL) & ~(LPC32XX_CLKPWR_LCDCTRL_LCDTYPE_MSK | @@ -252,47 +244,8 @@ static void __init lpc3250_machine_init(void) tmp |= LPC32XX_CLKPWR_LCDCTRL_LCDTYPE_TFT16; __raw_writel(tmp, LPC32XX_CLKPWR_LCDCLK_CTRL); - /* Set up USB power */ - tmp = __raw_readl(LPC32XX_CLKPWR_USB_CTRL); - tmp |= LPC32XX_CLKPWR_USBCTRL_HCLK_EN | - LPC32XX_CLKPWR_USBCTRL_USBI2C_EN; - __raw_writel(tmp, LPC32XX_CLKPWR_USB_CTRL); - - /* Set up I2C pull levels */ - tmp = __raw_readl(LPC32XX_CLKPWR_I2C_CLK_CTRL); - tmp |= LPC32XX_CLKPWR_I2CCLK_USBI2CHI_DRIVE | - LPC32XX_CLKPWR_I2CCLK_I2C2HI_DRIVE; - __raw_writel(tmp, LPC32XX_CLKPWR_I2C_CLK_CTRL); - - /* Disable IrDA pulsing support on UART6 */ - tmp = __raw_readl(LPC32XX_UARTCTL_CTRL); - tmp |= LPC32XX_UART_UART6_IRDAMOD_BYPASS; - __raw_writel(tmp, LPC32XX_UARTCTL_CTRL); - - /* Enable DMA for I2S1 channel */ - tmp = __raw_readl(LPC32XX_CLKPWR_I2S_CLK_CTRL); - tmp = LPC32XX_CLKPWR_I2SCTRL_I2S1_USE_DMA; - __raw_writel(tmp, LPC32XX_CLKPWR_I2S_CLK_CTRL); - lpc32xx_serial_init(); - /* - * AMBA peripheral clocks need to be enabled prior to AMBA device - * detection or a data fault will occur, so enable the clocks - * here. - */ - tmp = __raw_readl(LPC32XX_CLKPWR_LCDCLK_CTRL); - __raw_writel((tmp | LPC32XX_CLKPWR_LCDCTRL_CLK_EN), - LPC32XX_CLKPWR_LCDCLK_CTRL); - - tmp = __raw_readl(LPC32XX_CLKPWR_SSP_CLK_CTRL); - __raw_writel((tmp | LPC32XX_CLKPWR_SSPCTRL_SSPCLK0_EN), - LPC32XX_CLKPWR_SSP_CLK_CTRL); - - tmp = __raw_readl(LPC32XX_CLKPWR_DMA_CLK_CTRL); - __raw_writel((tmp | LPC32XX_CLKPWR_DMACLKCTRL_CLK_EN), - LPC32XX_CLKPWR_DMA_CLK_CTRL); - /* Test clock needed for UDA1380 initial init */ __raw_writel(LPC32XX_CLKPWR_TESTCLK2_SEL_MOSC | LPC32XX_CLKPWR_TESTCLK_TESTCLK2_EN, @@ -302,12 +255,10 @@ static void __init lpc3250_machine_init(void) lpc32xx_auxdata_lookup, NULL); /* Register GPIOs used on this board */ - if (gpio_request(SPI0_CS_GPIO, "spi0 cs")) - printk(KERN_ERR "Error requesting gpio %u", - SPI0_CS_GPIO); - else if (gpio_direction_output(SPI0_CS_GPIO, 1)) - printk(KERN_ERR "Error setting gpio %u to output", - SPI0_CS_GPIO); + if (gpio_request(MMC_PWR_ENABLE_GPIO, "mmc_power_en")) + pr_err("Error requesting gpio %u", MMC_PWR_ENABLE_GPIO); + else if (gpio_direction_output(MMC_PWR_ENABLE_GPIO, 1)) + pr_err("Error setting gpio %u to output", MMC_PWR_ENABLE_GPIO); } static char const *lpc32xx_dt_compat[] __initdata = { diff --git a/arch/arm/mach-lpc32xx/serial.c b/arch/arm/mach-lpc32xx/serial.c index f273528..05621a2 100644 --- a/arch/arm/mach-lpc32xx/serial.c +++ b/arch/arm/mach-lpc32xx/serial.c @@ -31,59 +31,6 @@ #define LPC32XX_SUART_FIFO_SIZE 64 -/* Standard 8250/16550 compatible serial ports */ -static struct plat_serial8250_port serial_std_platform_data[] = { -#ifdef CONFIG_ARCH_LPC32XX_UART5_SELECT - { - .membase = io_p2v(LPC32XX_UART5_BASE), - .mapbase = LPC32XX_UART5_BASE, - .irq = IRQ_LPC32XX_UART_IIR5, - .uartclk = LPC32XX_MAIN_OSC_FREQ, - .regshift = 2, - .iotype = UPIO_MEM32, - .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | - UPF_SKIP_TEST, - }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT - { - .membase = io_p2v(LPC32XX_UART3_BASE), - .mapbase = LPC32XX_UART3_BASE, - .irq = IRQ_LPC32XX_UART_IIR3, - .uartclk = LPC32XX_MAIN_OSC_FREQ, - .regshift = 2, - .iotype = UPIO_MEM32, - .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | - UPF_SKIP_TEST, - }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT - { - .membase = io_p2v(LPC32XX_UART4_BASE), - .mapbase = LPC32XX_UART4_BASE, - .irq = IRQ_LPC32XX_UART_IIR4, - .uartclk = LPC32XX_MAIN_OSC_FREQ, - .regshift = 2, - .iotype = UPIO_MEM32, - .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | - UPF_SKIP_TEST, - }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT - { - .membase = io_p2v(LPC32XX_UART6_BASE), - .mapbase = LPC32XX_UART6_BASE, - .irq = IRQ_LPC32XX_UART_IIR6, - .uartclk = LPC32XX_MAIN_OSC_FREQ, - .regshift = 2, - .iotype = UPIO_MEM32, - .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | - UPF_SKIP_TEST, - }, -#endif - { }, -}; - struct uartinit { char *uart_ck_name; u32 ck_mode_mask; @@ -92,7 +39,6 @@ struct uartinit { }; static struct uartinit uartinit_data[] __initdata = { -#ifdef CONFIG_ARCH_LPC32XX_UART5_SELECT { .uart_ck_name = "uart5_ck", .ck_mode_mask = @@ -100,8 +46,6 @@ static struct uartinit uartinit_data[] __initdata = { .pdiv_clk_reg = LPC32XX_CLKPWR_UART5_CLK_CTRL, .mapbase = LPC32XX_UART5_BASE, }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT { .uart_ck_name = "uart3_ck", .ck_mode_mask = @@ -109,8 +53,6 @@ static struct uartinit uartinit_data[] __initdata = { .pdiv_clk_reg = LPC32XX_CLKPWR_UART3_CLK_CTRL, .mapbase = LPC32XX_UART3_BASE, }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT { .uart_ck_name = "uart4_ck", .ck_mode_mask = @@ -118,8 +60,6 @@ static struct uartinit uartinit_data[] __initdata = { .pdiv_clk_reg = LPC32XX_CLKPWR_UART4_CLK_CTRL, .mapbase = LPC32XX_UART4_BASE, }, -#endif -#ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT { .uart_ck_name = "uart6_ck", .ck_mode_mask = @@ -127,19 +67,6 @@ static struct uartinit uartinit_data[] __initdata = { .pdiv_clk_reg = LPC32XX_CLKPWR_UART6_CLK_CTRL, .mapbase = LPC32XX_UART6_BASE, }, -#endif -}; - -static struct platform_device serial_std_platform_device = { - .name = "serial8250", - .id = 0, - .dev = { - .platform_data = serial_std_platform_data, - }, -}; - -static struct platform_device *lpc32xx_serial_devs[] __initdata = { - &serial_std_platform_device, }; void __init lpc32xx_serial_init(void) @@ -156,15 +83,8 @@ void __init lpc32xx_serial_init(void) clk = clk_get(NULL, uartinit_data[i].uart_ck_name); if (!IS_ERR(clk)) { clk_enable(clk); - serial_std_platform_data[i].uartclk = - clk_get_rate(clk); } - /* Fall back on main osc rate if clock rate return fails */ - if (serial_std_platform_data[i].uartclk == 0) - serial_std_platform_data[i].uartclk = - LPC32XX_MAIN_OSC_FREQ; - /* Setup UART clock modes for all UARTs, disable autoclock */ clkmodes |= uartinit_data[i].ck_mode_mask; @@ -189,7 +109,7 @@ void __init lpc32xx_serial_init(void) __raw_writel(clkmodes, LPC32XX_UARTCTL_CLKMODE); for (i = 0; i < ARRAY_SIZE(uartinit_data); i++) { /* Force a flush of the RX FIFOs to work around a HW bug */ - puart = serial_std_platform_data[i].mapbase; + puart = uartinit_data[i].mapbase; __raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart)); __raw_writel(0x00, LPC32XX_UART_DLL_FIFO(puart)); j = LPC32XX_SUART_FIFO_SIZE; @@ -198,11 +118,13 @@ void __init lpc32xx_serial_init(void) __raw_writel(0, LPC32XX_UART_IIR_FCR(puart)); } + /* Disable IrDA pulsing support on UART6 */ + tmp = __raw_readl(LPC32XX_UARTCTL_CTRL); + tmp |= LPC32XX_UART_UART6_IRDAMOD_BYPASS; + __raw_writel(tmp, LPC32XX_UARTCTL_CTRL); + /* Disable UART5->USB transparent mode or USB won't work */ tmp = __raw_readl(LPC32XX_UARTCTL_CTRL); tmp &= ~LPC32XX_UART_U5_ROUTE_TO_USB; __raw_writel(tmp, LPC32XX_UARTCTL_CTRL); - - platform_add_devices(lpc32xx_serial_devs, - ARRAY_SIZE(lpc32xx_serial_devs)); } diff --git a/arch/arm/mach-mmp/include/mach/gpio-pxa.h b/arch/arm/mach-mmp/include/mach/gpio-pxa.h deleted file mode 100644 index 0e135a5..0000000 --- a/arch/arm/mach-mmp/include/mach/gpio-pxa.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef __ASM_MACH_GPIO_PXA_H -#define __ASM_MACH_GPIO_PXA_H - -#include <mach/addr-map.h> -#include <mach/cputype.h> -#include <mach/irqs.h> - -#define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000) - -#define BANK_OFF(n) (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2)) -#define GPIO_REG(x) (*(volatile u32 *)(GPIO_REGS_VIRT + (x))) - -#define gpio_to_bank(gpio) ((gpio) >> 5) - -/* NOTE: these macros are defined here to make optimization of - * gpio_{get,set}_value() to work when 'gpio' is a constant. - * Usage of these macros otherwise is no longer recommended, - * use generic GPIO API whenever possible. - */ -#define GPIO_bit(gpio) (1 << ((gpio) & 0x1f)) - -#define GPLR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x00) -#define GPDR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x0c) -#define GPSR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x18) -#define GPCR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x24) - -#include <plat/gpio-pxa.h> - -#endif /* __ASM_MACH_GPIO_PXA_H */ diff --git a/arch/arm/mach-mv78xx0/include/mach/bridge-regs.h b/arch/arm/mach-mv78xx0/include/mach/bridge-regs.h index c64dbb9..eb187e0 100644 --- a/arch/arm/mach-mv78xx0/include/mach/bridge-regs.h +++ b/arch/arm/mach-mv78xx0/include/mach/bridge-regs.h @@ -31,5 +31,6 @@ #define IRQ_MASK_HIGH_OFF 0x0014 #define TIMER_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0300) +#define TIMER_PHYS_BASE (BRIDGE_PHYS_BASE | 0x0300) #endif diff --git a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h index 3674497..e807c4c 100644 --- a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h +++ b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h @@ -42,6 +42,7 @@ #define MV78XX0_CORE0_REGS_PHYS_BASE 0xf1020000 #define MV78XX0_CORE1_REGS_PHYS_BASE 0xf1024000 #define MV78XX0_CORE_REGS_VIRT_BASE 0xfe400000 +#define MV78XX0_CORE_REGS_PHYS_BASE 0xfe400000 #define MV78XX0_CORE_REGS_SIZE SZ_16K #define MV78XX0_PCIE_IO_PHYS_BASE(i) (0xf0800000 + ((i) << 20)) @@ -59,6 +60,7 @@ * Core-specific peripheral registers. */ #define BRIDGE_VIRT_BASE (MV78XX0_CORE_REGS_VIRT_BASE) +#define BRIDGE_PHYS_BASE (MV78XX0_CORE_REGS_PHYS_BASE) /* * Register Map diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig index 91cf062..ccdf83b 100644 --- a/arch/arm/mach-mxs/Kconfig +++ b/arch/arm/mach-mxs/Kconfig @@ -16,6 +16,7 @@ config SOC_IMX28 bool select ARM_AMBA select CPU_ARM926T + select HAVE_CAN_FLEXCAN if CAN select HAVE_PWM select PINCTRL_IMX28 diff --git a/arch/arm/mach-mxs/Makefile.boot b/arch/arm/mach-mxs/Makefile.boot index 07b11fe..4582999 100644 --- a/arch/arm/mach-mxs/Makefile.boot +++ b/arch/arm/mach-mxs/Makefile.boot @@ -1 +1,10 @@ zreladdr-y += 0x40008000 + +dtb-y += imx23-evk.dtb \ + imx23-olinuxino.dtb \ + imx23-stmp378x_devb.dtb \ + imx28-apx4devkit.dtb \ + imx28-cfa10036.dtb \ + imx28-evk.dtb \ + imx28-m28evk.dtb \ + imx28-tx28.dtb \ diff --git a/arch/arm/mach-mxs/devices-mx23.h b/arch/arm/mach-mxs/devices-mx23.h index 9acdd63..9ee5ced 100644 --- a/arch/arm/mach-mxs/devices-mx23.h +++ b/arch/arm/mach-mxs/devices-mx23.h @@ -10,7 +10,7 @@ */ #include <mach/mx23.h> #include <mach/devices-common.h> -#include <mach/mxsfb.h> +#include <linux/mxsfb.h> #include <linux/amba/bus.h> static inline int mx23_add_duart(void) diff --git a/arch/arm/mach-mxs/devices-mx28.h b/arch/arm/mach-mxs/devices-mx28.h index 84b2960..fcab431 100644 --- a/arch/arm/mach-mxs/devices-mx28.h +++ b/arch/arm/mach-mxs/devices-mx28.h @@ -10,7 +10,7 @@ */ #include <mach/mx28.h> #include <mach/devices-common.h> -#include <mach/mxsfb.h> +#include <linux/mxsfb.h> #include <linux/amba/bus.h> static inline int mx28_add_duart(void) diff --git a/arch/arm/mach-mxs/devices/platform-mxsfb.c b/arch/arm/mach-mxs/devices/platform-mxsfb.c index 5a75b71..76b53f73 100644 --- a/arch/arm/mach-mxs/devices/platform-mxsfb.c +++ b/arch/arm/mach-mxs/devices/platform-mxsfb.c @@ -10,7 +10,7 @@ #include <mach/mx23.h> #include <mach/mx28.h> #include <mach/devices-common.h> -#include <mach/mxsfb.h> +#include <linux/mxsfb.h> #ifdef CONFIG_SOC_IMX23 struct platform_device *__init mx23_add_mxsfb( diff --git a/arch/arm/mach-mxs/include/mach/mxsfb.h b/arch/arm/mach-mxs/include/mach/mxsfb.h deleted file mode 100644 index e4d7979..0000000 --- a/arch/arm/mach-mxs/include/mach/mxsfb.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * 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. - */ - -#ifndef __MACH_FB_H -#define __MACH_FB_H - -#include <linux/fb.h> - -#define STMLCDIF_8BIT 1 /** pixel data bus to the display is of 8 bit width */ -#define STMLCDIF_16BIT 0 /** pixel data bus to the display is of 16 bit width */ -#define STMLCDIF_18BIT 2 /** pixel data bus to the display is of 18 bit width */ -#define STMLCDIF_24BIT 3 /** pixel data bus to the display is of 24 bit width */ - -#define FB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) -#define FB_SYNC_DOTCLK_FAILING_ACT (1 << 7) /* failing/negtive edge sampling */ - -struct mxsfb_platform_data { - struct fb_videomode *mode_list; - unsigned mode_count; - - unsigned default_bpp; - - unsigned dotclk_delay; /* refer manual HW_LCDIF_VDCTRL4 register */ - unsigned ld_intf_width; /* refer STMLCDIF_* macros */ - - unsigned fb_size; /* Size of the video memory. If zero a - * default will be used - */ - unsigned long fb_phys; /* physical address for the video memory. If - * zero the framebuffer memory will be dynamically - * allocated. If specified,fb_size must also be specified. - * fb_phys must be unused by Linux. - */ -}; - -#endif /* __MACH_FB_H */ diff --git a/arch/arm/mach-mxs/mach-apx4devkit.c b/arch/arm/mach-mxs/mach-apx4devkit.c index 5e90b9d..f5f0617 100644 --- a/arch/arm/mach-mxs/mach-apx4devkit.c +++ b/arch/arm/mach-mxs/mach-apx4devkit.c @@ -205,6 +205,16 @@ static int apx4devkit_phy_fixup(struct phy_device *phy) return 0; } +static void __init apx4devkit_fec_phy_clk_enable(void) +{ + struct clk *clk; + + /* Enable fec phy clock */ + clk = clk_get_sys("enet_out", NULL); + if (!IS_ERR(clk)) + clk_prepare_enable(clk); +} + static void __init apx4devkit_init(void) { mx28_soc_init(); @@ -225,6 +235,7 @@ static void __init apx4devkit_init(void) phy_register_fixup_for_uid(PHY_ID_KS8051, MICREL_PHY_ID_MASK, apx4devkit_phy_fixup); + apx4devkit_fec_phy_clk_enable(); mx28_add_fec(0, &mx28_fec_pdata); mx28_add_mxs_mmc(0, &apx4devkit_mmc_pdata); diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c index 8cac94b..648bdd0 100644 --- a/arch/arm/mach-mxs/mach-mxs.c +++ b/arch/arm/mach-mxs/mach-mxs.c @@ -16,12 +16,95 @@ #include <linux/init.h> #include <linux/init.h> #include <linux/irqdomain.h> +#include <linux/micrel_phy.h> +#include <linux/mxsfb.h> #include <linux/of_irq.h> #include <linux/of_platform.h> +#include <linux/phy.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <mach/common.h> +static struct fb_videomode mx23evk_video_modes[] = { + { + .name = "Samsung-LMS430HF02", + .refresh = 60, + .xres = 480, + .yres = 272, + .pixclock = 108096, /* picosecond (9.2 MHz) */ + .left_margin = 15, + .right_margin = 8, + .upper_margin = 12, + .lower_margin = 4, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, + }, +}; + +static struct fb_videomode mx28evk_video_modes[] = { + { + .name = "Seiko-43WVF1G", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 29851, /* picosecond (33.5 MHz) */ + .left_margin = 89, + .right_margin = 164, + .upper_margin = 23, + .lower_margin = 10, + .hsync_len = 10, + .vsync_len = 10, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, + }, +}; + +static struct fb_videomode m28evk_video_modes[] = { + { + .name = "Ampire AM-800480R2TMQW-T01H", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 30066, /* picosecond (33.26 MHz) */ + .left_margin = 0, + .right_margin = 256, + .upper_margin = 0, + .lower_margin = 45, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT, + }, +}; + +static struct fb_videomode apx4devkit_video_modes[] = { + { + .name = "HannStar PJ70112A", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 33333, /* picosecond (30.00 MHz) */ + .left_margin = 88, + .right_margin = 40, + .upper_margin = 32, + .lower_margin = 13, + .hsync_len = 48, + .vsync_len = 3, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | + FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, + }, +}; + +static struct mxsfb_platform_data mxsfb_pdata __initdata; + +static struct of_dev_auxdata mxs_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("fsl,imx23-lcdif", 0x80030000, NULL, &mxsfb_pdata), + OF_DEV_AUXDATA("fsl,imx28-lcdif", 0x80030000, NULL, &mxsfb_pdata), + { /* sentinel */ } +}; + static int __init mxs_icoll_add_irq_domain(struct device_node *np, struct device_node *interrupt_parent) { @@ -71,33 +154,155 @@ static struct sys_timer imx28_timer = { .init = imx28_timer_init, }; -static void __init imx28_evk_init(void) +enum mac_oui { + OUI_FSL, + OUI_DENX, +}; + +static void __init update_fec_mac_prop(enum mac_oui oui) +{ + struct device_node *np, *from = NULL; + struct property *oldmac, *newmac; + const u32 *ocotp = mxs_get_ocotp(); + u8 *macaddr; + u32 val; + int i; + + for (i = 0; i < 2; i++) { + np = of_find_compatible_node(from, NULL, "fsl,imx28-fec"); + if (!np) + return; + from = np; + + newmac = kzalloc(sizeof(*newmac) + 6, GFP_KERNEL); + if (!newmac) + return; + newmac->value = newmac + 1; + newmac->length = 6; + + newmac->name = kstrdup("local-mac-address", GFP_KERNEL); + if (!newmac->name) { + kfree(newmac); + return; + } + + /* + * OCOTP only stores the last 4 octets for each mac address, + * so hard-code OUI here. + */ + macaddr = newmac->value; + switch (oui) { + case OUI_FSL: + macaddr[0] = 0x00; + macaddr[1] = 0x04; + macaddr[2] = 0x9f; + break; + case OUI_DENX: + macaddr[0] = 0xc0; + macaddr[1] = 0xe5; + macaddr[2] = 0x4e; + break; + } + val = ocotp[i]; + macaddr[3] = (val >> 16) & 0xff; + macaddr[4] = (val >> 8) & 0xff; + macaddr[5] = (val >> 0) & 0xff; + + oldmac = of_find_property(np, newmac->name, NULL); + if (oldmac) + prom_update_property(np, newmac, oldmac); + else + prom_add_property(np, newmac); + } +} + +static void __init imx23_evk_init(void) +{ + mxsfb_pdata.mode_list = mx23evk_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(mx23evk_video_modes); + mxsfb_pdata.default_bpp = 32; + mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; +} + +static inline void enable_clk_enet_out(void) { - struct clk *clk; + struct clk *clk = clk_get_sys("enet_out", NULL); - /* Enable fec phy clock */ - clk = clk_get_sys("enet_out", NULL); if (!IS_ERR(clk)) clk_prepare_enable(clk); } +static void __init imx28_evk_init(void) +{ + enable_clk_enet_out(); + update_fec_mac_prop(OUI_FSL); + + mxsfb_pdata.mode_list = mx28evk_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(mx28evk_video_modes); + mxsfb_pdata.default_bpp = 32; + mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; +} + +static void __init m28evk_init(void) +{ + enable_clk_enet_out(); + update_fec_mac_prop(OUI_DENX); + + mxsfb_pdata.mode_list = m28evk_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(m28evk_video_modes); + mxsfb_pdata.default_bpp = 16; + mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; +} + +static int apx4devkit_phy_fixup(struct phy_device *phy) +{ + phy->dev_flags |= MICREL_PHY_50MHZ_CLK; + return 0; +} + +static void __init apx4devkit_init(void) +{ + enable_clk_enet_out(); + + if (IS_BUILTIN(CONFIG_PHYLIB)) + phy_register_fixup_for_uid(PHY_ID_KS8051, MICREL_PHY_ID_MASK, + apx4devkit_phy_fixup); + + mxsfb_pdata.mode_list = apx4devkit_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(apx4devkit_video_modes); + mxsfb_pdata.default_bpp = 32; + mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; +} + static void __init mxs_machine_init(void) { if (of_machine_is_compatible("fsl,imx28-evk")) imx28_evk_init(); + else if (of_machine_is_compatible("fsl,imx23-evk")) + imx23_evk_init(); + else if (of_machine_is_compatible("denx,m28evk")) + m28evk_init(); + else if (of_machine_is_compatible("bluegiga,apx4devkit")) + apx4devkit_init(); of_platform_populate(NULL, of_default_bus_match_table, - NULL, NULL); + mxs_auxdata_lookup, NULL); } static const char *imx23_dt_compat[] __initdata = { "fsl,imx23-evk", + "fsl,stmp378x_devb" + "olimex,imx23-olinuxino", "fsl,imx23", NULL, }; static const char *imx28_dt_compat[] __initdata = { + "bluegiga,apx4devkit", + "crystalfontz,cfa10036", + "denx,m28evk", "fsl,imx28-evk", + "karo,tx28", "fsl,imx28", NULL, }; diff --git a/arch/arm/mach-mxs/module-tx28.c b/arch/arm/mach-mxs/module-tx28.c index 9a7b08b..0f71f82 100644 --- a/arch/arm/mach-mxs/module-tx28.c +++ b/arch/arm/mach-mxs/module-tx28.c @@ -11,7 +11,7 @@ #include <linux/gpio.h> #include <mach/iomux-mx28.h> -#include "../devices-mx28.h" +#include "devices-mx28.h" #include "module-tx28.h" diff --git a/arch/arm/mach-nomadik/Makefile b/arch/arm/mach-nomadik/Makefile index a6bbd1a..a42c9a3 100644 --- a/arch/arm/mach-nomadik/Makefile +++ b/arch/arm/mach-nomadik/Makefile @@ -7,8 +7,6 @@ # Object file lists. -obj-y += clock.o - # Cpu revision obj-$(CONFIG_NOMADIK_8815) += cpu-8815.o diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c index 2e8d3e1..f4535a7 100644 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ b/arch/arm/mach-nomadik/board-nhk8815.c @@ -14,12 +14,14 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/amba/bus.h> +#include <linux/amba/mmci.h> #include <linux/interrupt.h> #include <linux/gpio.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/onenand.h> #include <linux/mtd/partitions.h> +#include <linux/i2c.h> #include <linux/io.h> #include <asm/hardware/vic.h> #include <asm/sizes.h> @@ -185,16 +187,28 @@ static void __init nhk8815_onenand_init(void) #endif } -static AMBA_APB_DEVICE(uart0, "uart0", 0, NOMADIK_UART0_BASE, - { IRQ_UART0 }, NULL); +static struct mmci_platform_data mmcsd_plat_data = { + .ocr_mask = MMC_VDD_29_30, + .f_max = 48000000, + .gpio_wp = -1, + .gpio_cd = 111, + .cd_invert = true, + .capabilities = MMC_CAP_MMC_HIGHSPEED | + MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA, +}; -static AMBA_APB_DEVICE(uart1, "uart1", 0, NOMADIK_UART1_BASE, - { IRQ_UART1 }, NULL); +static int __init nhk8815_mmcsd_init(void) +{ + int ret; -static struct amba_device *amba_devs[] __initdata = { - &uart0_device, - &uart1_device, -}; + ret = gpio_request(112, "card detect bias"); + if (ret) + return ret; + gpio_direction_output(112, 0); + amba_apb_device_add(NULL, "mmci", NOMADIK_SDI_BASE, SZ_4K, IRQ_SDMMC, 0, &mmcsd_plat_data, 0x10180180); + return 0; +} +module_init(nhk8815_mmcsd_init); static struct resource nhk8815_eth_resources[] = { { @@ -253,17 +267,46 @@ static struct sys_timer nomadik_timer = { .init = nomadik_timer_init, }; +static struct i2c_board_info __initdata nhk8815_i2c0_devices[] = { + { + I2C_BOARD_INFO("stw4811", 0x2d), + }, +}; + +static struct i2c_board_info __initdata nhk8815_i2c1_devices[] = { + { + I2C_BOARD_INFO("camera", 0x10), + }, + { + I2C_BOARD_INFO("stw5095", 0x1a), + }, + { + I2C_BOARD_INFO("lis3lv02dl", 0x1d), + }, +}; + +static struct i2c_board_info __initdata nhk8815_i2c2_devices[] = { + { + I2C_BOARD_INFO("stw4811-usb", 0x2d), + }, +}; + static void __init nhk8815_platform_init(void) { - int i; - cpu8815_platform_init(); nhk8815_onenand_init(); platform_add_devices(nhk8815_platform_devices, ARRAY_SIZE(nhk8815_platform_devices)); - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) - amba_device_register(amba_devs[i], &iomem_resource); + amba_apb_device_add(NULL, "uart0", NOMADIK_UART0_BASE, SZ_4K, IRQ_UART0, 0, NULL, 0); + amba_apb_device_add(NULL, "uart1", NOMADIK_UART1_BASE, SZ_4K, IRQ_UART1, 0, NULL, 0); + + i2c_register_board_info(0, nhk8815_i2c0_devices, + ARRAY_SIZE(nhk8815_i2c0_devices)); + i2c_register_board_info(1, nhk8815_i2c1_devices, + ARRAY_SIZE(nhk8815_i2c1_devices)); + i2c_register_board_info(2, nhk8815_i2c2_devices, + ARRAY_SIZE(nhk8815_i2c2_devices)); } MACHINE_START(NOMADIK, "NHK8815") diff --git a/arch/arm/mach-nomadik/clock.c b/arch/arm/mach-nomadik/clock.c deleted file mode 100644 index 48a59f2..0000000 --- a/arch/arm/mach-nomadik/clock.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * linux/arch/arm/mach-nomadik/clock.c - * - * Copyright (C) 2009 Alessandro Rubini - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/errno.h> -#include <linux/clk.h> -#include <linux/clkdev.h> -#include "clock.h" - -/* - * The nomadik board uses generic clocks, but the serial pl011 file - * calls clk_enable(), clk_disable(), clk_get_rate(), so we provide them - */ -unsigned long clk_get_rate(struct clk *clk) -{ - return clk->rate; -} -EXPORT_SYMBOL(clk_get_rate); - -/* enable and disable do nothing */ -int clk_enable(struct clk *clk) -{ - return 0; -} -EXPORT_SYMBOL(clk_enable); - -void clk_disable(struct clk *clk) -{ -} -EXPORT_SYMBOL(clk_disable); - -static struct clk clk_24 = { - .rate = 2400000, -}; - -static struct clk clk_48 = { - .rate = 48 * 1000 * 1000, -}; - -/* - * Catch-all default clock to satisfy drivers using the clk API. We don't - * model the actual hardware clocks yet. - */ -static struct clk clk_default; - -#define CLK(_clk, dev) \ - { \ - .clk = _clk, \ - .dev_id = dev, \ - } - -static struct clk_lookup lookups[] = { - { - .con_id = "apb_pclk", - .clk = &clk_default, - }, - CLK(&clk_24, "mtu0"), - CLK(&clk_24, "mtu1"), - CLK(&clk_48, "uart0"), - CLK(&clk_48, "uart1"), - CLK(&clk_default, "gpio.0"), - CLK(&clk_default, "gpio.1"), - CLK(&clk_default, "gpio.2"), - CLK(&clk_default, "gpio.3"), - CLK(&clk_default, "rng"), -}; - -int __init clk_init(void) -{ - clkdev_add_table(lookups, ARRAY_SIZE(lookups)); - return 0; -} diff --git a/arch/arm/mach-nomadik/clock.h b/arch/arm/mach-nomadik/clock.h deleted file mode 100644 index 78da2e7..0000000 --- a/arch/arm/mach-nomadik/clock.h +++ /dev/null @@ -1,15 +0,0 @@ - -/* - * linux/arch/arm/mach-nomadik/clock.h - * - * Copyright (C) 2009 Alessandro Rubini - * - * 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. - */ -struct clk { - unsigned long rate; -}; - -int __init clk_init(void); diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c index 27f43a4..6fd8e46 100644 --- a/arch/arm/mach-nomadik/cpu-8815.c +++ b/arch/arm/mach-nomadik/cpu-8815.c @@ -22,6 +22,10 @@ #include <linux/amba/bus.h> #include <linux/platform_device.h> #include <linux/io.h> +#include <linux/slab.h> +#include <linux/irq.h> +#include <linux/dma-mapping.h> +#include <linux/platform_data/clk-nomadik.h> #include <plat/gpio-nomadik.h> #include <mach/hardware.h> @@ -32,91 +36,63 @@ #include <asm/cacheflush.h> #include <asm/hardware/cache-l2x0.h> -#include "clock.h" #include "cpu-8815.h" -#define __MEM_4K_RESOURCE(x) \ - .res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM} - /* The 8815 has 4 GPIO blocks, let's register them immediately */ - -#define GPIO_RESOURCE(block) \ - { \ - .start = NOMADIK_GPIO##block##_BASE, \ - .end = NOMADIK_GPIO##block##_BASE + SZ_4K - 1, \ - .flags = IORESOURCE_MEM, \ - }, \ - { \ - .start = IRQ_GPIO##block, \ - .end = IRQ_GPIO##block, \ - .flags = IORESOURCE_IRQ, \ - } - -#define GPIO_DEVICE(block) \ - { \ - .name = "gpio", \ - .id = block, \ - .num_resources = 2, \ - .resource = &cpu8815_gpio_resources[block * 2], \ - .dev = { \ - .platform_data = &cpu8815_gpio[block], \ - }, \ - } - -static struct nmk_gpio_platform_data cpu8815_gpio[] = { - { - .name = "GPIO-0-31", - .first_gpio = 0, - .first_irq = NOMADIK_GPIO_TO_IRQ(0), - }, { - .name = "GPIO-32-63", - .first_gpio = 32, - .first_irq = NOMADIK_GPIO_TO_IRQ(32), - }, { - .name = "GPIO-64-95", - .first_gpio = 64, - .first_irq = NOMADIK_GPIO_TO_IRQ(64), - }, { - .name = "GPIO-96-127", /* 124..127 not routed to pin */ - .first_gpio = 96, - .first_irq = NOMADIK_GPIO_TO_IRQ(96), - } +static resource_size_t __initdata cpu8815_gpio_base[] = { + NOMADIK_GPIO0_BASE, + NOMADIK_GPIO1_BASE, + NOMADIK_GPIO2_BASE, + NOMADIK_GPIO3_BASE, }; -static struct resource cpu8815_gpio_resources[] = { - GPIO_RESOURCE(0), - GPIO_RESOURCE(1), - GPIO_RESOURCE(2), - GPIO_RESOURCE(3), -}; - -static struct platform_device cpu8815_platform_gpio[] = { - GPIO_DEVICE(0), - GPIO_DEVICE(1), - GPIO_DEVICE(2), - GPIO_DEVICE(3), -}; +static struct platform_device * +cpu8815_add_gpio(int id, resource_size_t addr, int irq, + struct nmk_gpio_platform_data *pdata) +{ + struct resource resources[] = { + { + .start = addr, + .end = addr + 127, + .flags = IORESOURCE_MEM, + }, + { + .start = irq, + .end = irq, + .flags = IORESOURCE_IRQ, + } + }; + + return platform_device_register_resndata(NULL, "gpio", id, + resources, ARRAY_SIZE(resources), + pdata, sizeof(*pdata)); +} -static AMBA_APB_DEVICE(cpu8815_amba_rng, "rng", 0, NOMADIK_RNG_BASE, { }, NULL); +void cpu8815_add_gpios(resource_size_t *base, int num, int irq, + struct nmk_gpio_platform_data *pdata) +{ + int first = 0; + int i; -static struct platform_device *platform_devs[] __initdata = { - cpu8815_platform_gpio + 0, - cpu8815_platform_gpio + 1, - cpu8815_platform_gpio + 2, - cpu8815_platform_gpio + 3, -}; + for (i = 0; i < num; i++, first += 32, irq++) { + pdata->first_gpio = first; + pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first); + pdata->num_gpio = 32; -static struct amba_device *amba_devs[] __initdata = { - &cpu8815_amba_rng_device -}; + cpu8815_add_gpio(i, base[i], irq, pdata); + } +} static int __init cpu8815_init(void) { - int i; - - platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs)); - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) - amba_device_register(amba_devs[i], &iomem_resource); + struct nmk_gpio_platform_data pdata = { + /* No custom data yet */ + }; + + cpu8815_add_gpios(cpu8815_gpio_base, ARRAY_SIZE(cpu8815_gpio_base), + IRQ_GPIO0, &pdata); + amba_apb_device_add(NULL, "rng", NOMADIK_RNG_BASE, SZ_4K, 0, 0, NULL, 0); + amba_apb_device_add(NULL, "rtc-pl031", NOMADIK_RTC_BASE, SZ_4K, IRQ_RTC_RTT, 0, NULL, 0); return 0; } arch_initcall(cpu8815_init); @@ -147,7 +123,7 @@ void __init cpu8815_init_irq(void) * Init clocks here so that they are available for system timer * initialization. */ - clk_init(); + nomadik_clk_init(); } /* diff --git a/arch/arm/mach-nomadik/i2c-8815nhk.c b/arch/arm/mach-nomadik/i2c-8815nhk.c index 0fc2f6f..6d14454 100644 --- a/arch/arm/mach-nomadik/i2c-8815nhk.c +++ b/arch/arm/mach-nomadik/i2c-8815nhk.c @@ -5,6 +5,7 @@ #include <linux/i2c-gpio.h> #include <linux/platform_device.h> #include <plat/gpio-nomadik.h> +#include <plat/pincfg.h> /* * There are two busses in the 8815NHK. @@ -12,19 +13,27 @@ * use bit-bang through GPIO by now, to keep things simple */ +/* I2C0 connected to the STw4811 power management chip */ static struct i2c_gpio_platform_data nhk8815_i2c_data0 = { /* keep defaults for timeouts; pins are push-pull bidirectional */ .scl_pin = 62, .sda_pin = 63, }; +/* I2C1 connected to various sensors */ static struct i2c_gpio_platform_data nhk8815_i2c_data1 = { /* keep defaults for timeouts; pins are push-pull bidirectional */ .scl_pin = 53, .sda_pin = 54, }; -/* first bus: GPIO XX and YY */ +/* I2C2 connected to the USB portions of the STw4811 only */ +static struct i2c_gpio_platform_data nhk8815_i2c_data2 = { + /* keep defaults for timeouts; pins are push-pull bidirectional */ + .scl_pin = 73, + .sda_pin = 74, +}; + static struct platform_device nhk8815_i2c_dev0 = { .name = "i2c-gpio", .id = 0, @@ -32,7 +41,7 @@ static struct platform_device nhk8815_i2c_dev0 = { .platform_data = &nhk8815_i2c_data0, }, }; -/* second bus: GPIO XX and YY */ + static struct platform_device nhk8815_i2c_dev1 = { .name = "i2c-gpio", .id = 1, @@ -41,15 +50,29 @@ static struct platform_device nhk8815_i2c_dev1 = { }, }; +static struct platform_device nhk8815_i2c_dev2 = { + .name = "i2c-gpio", + .id = 2, + .dev = { + .platform_data = &nhk8815_i2c_data2, + }, +}; + +static pin_cfg_t cpu8815_pins_i2c[] = { + PIN_CFG_INPUT(62, GPIO, PULLUP), + PIN_CFG_INPUT(63, GPIO, PULLUP), + PIN_CFG_INPUT(53, GPIO, PULLUP), + PIN_CFG_INPUT(54, GPIO, PULLUP), + PIN_CFG_INPUT(73, GPIO, PULLUP), + PIN_CFG_INPUT(74, GPIO, PULLUP), +}; + static int __init nhk8815_i2c_init(void) { - nmk_gpio_set_mode(nhk8815_i2c_data0.scl_pin, NMK_GPIO_ALT_GPIO); - nmk_gpio_set_mode(nhk8815_i2c_data0.sda_pin, NMK_GPIO_ALT_GPIO); + nmk_config_pins(cpu8815_pins_i2c, ARRAY_SIZE(cpu8815_pins_i2c)); platform_device_register(&nhk8815_i2c_dev0); - - nmk_gpio_set_mode(nhk8815_i2c_data1.scl_pin, NMK_GPIO_ALT_GPIO); - nmk_gpio_set_mode(nhk8815_i2c_data1.sda_pin, NMK_GPIO_ALT_GPIO); platform_device_register(&nhk8815_i2c_dev1); + platform_device_register(&nhk8815_i2c_dev2); return 0; } @@ -58,6 +81,7 @@ static void __exit nhk8815_i2c_exit(void) { platform_device_unregister(&nhk8815_i2c_dev0); platform_device_unregister(&nhk8815_i2c_dev1); + platform_device_unregister(&nhk8815_i2c_dev2); return; } diff --git a/arch/arm/mach-nomadik/include/mach/irqs.h b/arch/arm/mach-nomadik/include/mach/irqs.h index 8faabc5..a118e615 100644 --- a/arch/arm/mach-nomadik/include/mach/irqs.h +++ b/arch/arm/mach-nomadik/include/mach/irqs.h @@ -22,56 +22,56 @@ #include <mach/hardware.h> -#define IRQ_VIC_START 0 /* first VIC interrupt is 0 */ +#define IRQ_VIC_START 1 /* first VIC interrupt is 1 */ /* * Interrupt numbers generic for all Nomadik Chip cuts */ -#define IRQ_WATCHDOG 0 -#define IRQ_SOFTINT 1 -#define IRQ_CRYPTO 2 -#define IRQ_OWM 3 -#define IRQ_MTU0 4 -#define IRQ_MTU1 5 -#define IRQ_GPIO0 6 -#define IRQ_GPIO1 7 -#define IRQ_GPIO2 8 -#define IRQ_GPIO3 9 -#define IRQ_RTC_RTT 10 -#define IRQ_SSP 11 -#define IRQ_UART0 12 -#define IRQ_DMA1 13 -#define IRQ_CLCD_MDIF 14 -#define IRQ_DMA0 15 -#define IRQ_PWRFAIL 16 -#define IRQ_UART1 17 -#define IRQ_FIRDA 18 -#define IRQ_MSP0 19 -#define IRQ_I2C0 20 -#define IRQ_I2C1 21 -#define IRQ_SDMMC 22 -#define IRQ_USBOTG 23 -#define IRQ_SVA_IT0 24 -#define IRQ_SVA_IT1 25 -#define IRQ_SAA_IT0 26 -#define IRQ_SAA_IT1 27 -#define IRQ_UART2 28 -#define IRQ_MSP2 31 -#define IRQ_L2CC 48 -#define IRQ_HPI 49 -#define IRQ_SKE 50 -#define IRQ_KP 51 -#define IRQ_MEMST 54 -#define IRQ_SGA_IT 58 -#define IRQ_USBM 60 -#define IRQ_MSP1 62 +#define IRQ_WATCHDOG 1 +#define IRQ_SOFTINT 2 +#define IRQ_CRYPTO 3 +#define IRQ_OWM 4 +#define IRQ_MTU0 5 +#define IRQ_MTU1 6 +#define IRQ_GPIO0 7 +#define IRQ_GPIO1 8 +#define IRQ_GPIO2 9 +#define IRQ_GPIO3 10 +#define IRQ_RTC_RTT 11 +#define IRQ_SSP 12 +#define IRQ_UART0 13 +#define IRQ_DMA1 14 +#define IRQ_CLCD_MDIF 15 +#define IRQ_DMA0 16 +#define IRQ_PWRFAIL 17 +#define IRQ_UART1 18 +#define IRQ_FIRDA 19 +#define IRQ_MSP0 20 +#define IRQ_I2C0 21 +#define IRQ_I2C1 22 +#define IRQ_SDMMC 23 +#define IRQ_USBOTG 24 +#define IRQ_SVA_IT0 25 +#define IRQ_SVA_IT1 26 +#define IRQ_SAA_IT0 27 +#define IRQ_SAA_IT1 28 +#define IRQ_UART2 29 +#define IRQ_MSP2 30 +#define IRQ_L2CC 49 +#define IRQ_HPI 50 +#define IRQ_SKE 51 +#define IRQ_KP 52 +#define IRQ_MEMST 55 +#define IRQ_SGA_IT 59 +#define IRQ_USBM 61 +#define IRQ_MSP1 63 -#define NOMADIK_SOC_NR_IRQS 64 +#define NOMADIK_GPIO_OFFSET (IRQ_VIC_START+64) /* After chip-specific IRQ numbers we have the GPIO ones */ #define NOMADIK_NR_GPIO 128 /* last 4 not wired to pins */ -#define NOMADIK_GPIO_TO_IRQ(gpio) ((gpio) + NOMADIK_SOC_NR_IRQS) -#define NOMADIK_IRQ_TO_GPIO(irq) ((irq) - NOMADIK_SOC_NR_IRQS) +#define NOMADIK_GPIO_TO_IRQ(gpio) ((gpio) + NOMADIK_GPIO_OFFSET) +#define NOMADIK_IRQ_TO_GPIO(irq) ((irq) - NOMADIK_GPIO_OFFSET) #define NR_IRQS NOMADIK_GPIO_TO_IRQ(NOMADIK_NR_GPIO) /* Following two are used by entry_macro.S, to access our dual-vic */ @@ -79,4 +79,3 @@ #define VIC_REG_IRQSR1 0x20 #endif /* __ASM_ARCH_IRQS_H */ - diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 90d0f85..dd0fbf7 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -39,6 +39,7 @@ config ARCH_OMAP3 select CPU_V7 select USB_ARCH_HAS_EHCI if USB_SUPPORT select ARCH_HAS_OPP + select PM_RUNTIME if CPU_IDLE select PM_OPP if PM select ARM_CPU_SUSPEND if PM select MULTI_IRQ_HANDLER @@ -57,6 +58,7 @@ config ARCH_OMAP4 select PL310_ERRATA_727915 select ARM_ERRATA_720789 select ARCH_HAS_OPP + select PM_RUNTIME if CPU_IDLE select PM_OPP if PM select USB_ARCH_HAS_EHCI if USB_SUPPORT select ARM_CPU_SUSPEND if PM diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 238c5a3..b779ddd 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -71,10 +71,8 @@ ifeq ($(CONFIG_PM),y) obj-$(CONFIG_ARCH_OMAP2) += pm24xx.o obj-$(CONFIG_ARCH_OMAP2) += sleep24xx.o obj-$(CONFIG_ARCH_OMAP3) += pm34xx.o sleep34xx.o -obj-$(CONFIG_ARCH_OMAP3) += cpuidle34xx.o obj-$(CONFIG_ARCH_OMAP4) += pm44xx.o omap-mpuss-lowpower.o obj-$(CONFIG_SOC_OMAP5) += omap-mpuss-lowpower.o -obj-$(CONFIG_ARCH_OMAP4) += cpuidle44xx.o obj-$(CONFIG_PM_DEBUG) += pm-debug.o obj-$(CONFIG_OMAP_SMARTREFLEX) += sr_device.o smartreflex.o obj-$(CONFIG_OMAP_SMARTREFLEX_CLASS3) += smartreflex-class3.o @@ -88,6 +86,11 @@ endif endif +ifeq ($(CONFIG_CPU_IDLE),y) +obj-$(CONFIG_ARCH_OMAP3) += cpuidle34xx.o +obj-$(CONFIG_ARCH_OMAP4) += cpuidle44xx.o +endif + # PRCM omap-prcm-4-5-common = prcm.o cminst44xx.o cm44xx.o \ prcm_mpu44xx.o prminst44xx.o \ diff --git a/arch/arm/mach-omap2/am35xx-emac.c b/arch/arm/mach-omap2/am35xx-emac.c index 447682c..2c90ac6 100644 --- a/arch/arm/mach-omap2/am35xx-emac.c +++ b/arch/arm/mach-omap2/am35xx-emac.c @@ -15,27 +15,13 @@ * General Public License for more details. */ -#include <linux/clk.h> +#include <linux/err.h> #include <linux/davinci_emac.h> -#include <linux/platform_device.h> -#include <plat/irqs.h> +#include <asm/system.h> +#include <plat/omap_device.h> #include <mach/am35xx.h> - #include "control.h" - -static struct mdio_platform_data am35xx_emac_mdio_pdata; - -static struct resource am35xx_emac_mdio_resources[] = { - DEFINE_RES_MEM(AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET, SZ_4K), -}; - -static struct platform_device am35xx_emac_mdio_device = { - .name = "davinci_mdio", - .id = 0, - .num_resources = ARRAY_SIZE(am35xx_emac_mdio_resources), - .resource = am35xx_emac_mdio_resources, - .dev.platform_data = &am35xx_emac_mdio_pdata, -}; +#include "am35xx-emac.h" static void am35xx_enable_emac_int(void) { @@ -69,41 +55,57 @@ static struct emac_platform_data am35xx_emac_pdata = { .interrupt_disable = am35xx_disable_emac_int, }; -static struct resource am35xx_emac_resources[] = { - DEFINE_RES_MEM(AM35XX_IPSS_EMAC_BASE, 0x30000), - DEFINE_RES_IRQ(INT_35XX_EMAC_C0_RXTHRESH_IRQ), - DEFINE_RES_IRQ(INT_35XX_EMAC_C0_RX_PULSE_IRQ), - DEFINE_RES_IRQ(INT_35XX_EMAC_C0_TX_PULSE_IRQ), - DEFINE_RES_IRQ(INT_35XX_EMAC_C0_MISC_PULSE_IRQ), -}; +static struct mdio_platform_data am35xx_mdio_pdata; -static struct platform_device am35xx_emac_device = { - .name = "davinci_emac", - .id = -1, - .num_resources = ARRAY_SIZE(am35xx_emac_resources), - .resource = am35xx_emac_resources, - .dev = { - .platform_data = &am35xx_emac_pdata, - }, -}; +static int __init omap_davinci_emac_dev_init(struct omap_hwmod *oh, + void *pdata, int pdata_len) +{ + struct platform_device *pdev; + + pdev = omap_device_build(oh->class->name, 0, oh, pdata, pdata_len, + NULL, 0, false); + if (IS_ERR(pdev)) { + WARN(1, "Can't build omap_device for %s:%s.\n", + oh->class->name, oh->name); + return PTR_ERR(pdev); + } + + return 0; +} void __init am35xx_emac_init(unsigned long mdio_bus_freq, u8 rmii_en) { + struct omap_hwmod *oh; u32 v; - int err; + int ret; - am35xx_emac_pdata.rmii_en = rmii_en; - am35xx_emac_mdio_pdata.bus_freq = mdio_bus_freq; - err = platform_device_register(&am35xx_emac_device); - if (err) { - pr_err("AM35x: failed registering EMAC device: %d\n", err); + oh = omap_hwmod_lookup("davinci_mdio"); + if (!oh) { + pr_err("Could not find davinci_mdio hwmod\n"); + return; + } + + am35xx_mdio_pdata.bus_freq = mdio_bus_freq; + + ret = omap_davinci_emac_dev_init(oh, &am35xx_mdio_pdata, + sizeof(am35xx_mdio_pdata)); + if (ret) { + pr_err("Could not build davinci_mdio hwmod device\n"); return; } - err = platform_device_register(&am35xx_emac_mdio_device); - if (err) { - pr_err("AM35x: failed registering EMAC MDIO device: %d\n", err); - platform_device_unregister(&am35xx_emac_device); + oh = omap_hwmod_lookup("davinci_emac"); + if (!oh) { + pr_err("Could not find davinci_emac hwmod\n"); + return; + } + + am35xx_emac_pdata.rmii_en = rmii_en; + + ret = omap_davinci_emac_dev_init(oh, &am35xx_emac_pdata, + sizeof(am35xx_emac_pdata)); + if (ret) { + pr_err("Could not build davinci_emac hwmod device\n"); return; } diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 6523aea..9511584 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -218,9 +218,6 @@ static struct twl4030_gpio_platform_data sdp2430_gpio_data = { }; static struct twl4030_platform_data sdp2430_twldata = { - .irq_base = TWL4030_IRQ_BASE, - .irq_end = TWL4030_IRQ_END, - /* platform_data for children goes here */ .gpio = &sdp2430_gpio_data, .vmmc1 = &sdp2430_vmmc1, diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 580fd17..6202fc7 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -433,7 +433,7 @@ static struct platform_device *omap3_beagle_devices[] __initdata = { static const struct usbhs_omap_board_data usbhs_bdata __initconst = { - .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, + .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 932e177..fca93d1 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -93,9 +93,6 @@ static struct twl4030_usb_data omap3logic_usb_data = { static struct twl4030_platform_data omap3logic_twldata = { - .irq_base = TWL4030_IRQ_BASE, - .irq_end = TWL4030_IRQ_END, - /* platform_data for children goes here */ .gpio = &omap3logic_gpio_data, .vmmc1 = &omap3logic_vmmc1, diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 8fa2fc3..779734d 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -494,8 +494,8 @@ static void __init overo_init(void) regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); - omap_hsmmc_init(mmc); overo_i2c_init(); + omap_hsmmc_init(mmc); omap_display_init(&overo_dss_data); omap_serial_init(); omap_sdrc_init(mt46h32m32lf6_sdrc_params, diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c index 7300982..c3e91d0 100644 --- a/arch/arm/mach-omap2/clock3xxx_data.c +++ b/arch/arm/mach-omap2/clock3xxx_data.c @@ -2490,13 +2490,13 @@ static struct clk uart4_fck = { }; static struct clk uart4_fck_am35xx = { - .name = "uart4_fck", - .ops = &clkops_omap2_dflt_wait, - .parent = &per_48m_fck, - .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), - .enable_bit = OMAP3430_EN_UART4_SHIFT, - .clkdm_name = "core_l4_clkdm", - .recalc = &followparent_recalc, + .name = "uart4_fck", + .ops = &clkops_omap2_dflt_wait, + .parent = &core_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = AM35XX_EN_UART4_SHIFT, + .clkdm_name = "core_l4_clkdm", + .recalc = &followparent_recalc, }; static struct clk gpt2_fck = { @@ -3201,8 +3201,12 @@ static struct clk vpfe_fck = { }; /* - * The UART1/2 functional clock acts as the functional - * clock for UART4. No separate fclk control available. + * The UART1/2 functional clock acts as the functional clock for + * UART4. No separate fclk control available. XXX Well now we have a + * uart4_fck that is apparently used as the UART4 functional clock, + * but it also seems that uart1_fck or uart2_fck are still needed, at + * least for UART4 softresets to complete. This really needs + * clarification. */ static struct clk uart4_ick_am35xx = { .name = "uart4_ick", @@ -3464,12 +3468,12 @@ static struct omap_clk omap3xxx_clks[] = { CLK(NULL, "ipss_ick", &ipss_ick, CK_AM35XX), CLK(NULL, "rmii_ck", &rmii_ck, CK_AM35XX), CLK(NULL, "pclk_ck", &pclk_ck, CK_AM35XX), - CLK("davinci_emac", NULL, &emac_ick, CK_AM35XX), + CLK("davinci_emac.0", NULL, &emac_ick, CK_AM35XX), CLK("davinci_mdio.0", NULL, &emac_fck, CK_AM35XX), CLK("vpfe-capture", "master", &vpfe_ick, CK_AM35XX), CLK("vpfe-capture", "slave", &vpfe_fck, CK_AM35XX), - CLK("musb-am35x", "ick", &hsotgusb_ick_am35xx, CK_AM35XX), - CLK("musb-am35x", "fck", &hsotgusb_fck_am35xx, CK_AM35XX), + CLK(NULL, "hsotgusb_ick", &hsotgusb_ick_am35xx, CK_AM35XX), + CLK(NULL, "hsotgusb_fck", &hsotgusb_fck_am35xx, CK_AM35XX), CLK(NULL, "hecc_ck", &hecc_ck, CK_AM35XX), CLK(NULL, "uart4_ick", &uart4_ick_am35xx, CK_AM35XX), CLK(NULL, "timer_32k_ck", &omap_32k_fck, CK_3XXX), diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h index 0a8c7b6..5601dc1 100644 --- a/arch/arm/mach-omap2/clockdomain.h +++ b/arch/arm/mach-omap2/clockdomain.h @@ -31,12 +31,16 @@ * * CLKDM_NO_AUTODEPS: Prevent "autodeps" from being added/removed from this * clockdomain. (Currently, this applies to OMAP3 clockdomains only.) + * CLKDM_ACTIVE_WITH_MPU: The PRCM guarantees that this clockdomain is + * active whenever the MPU is active. True for interconnects and + * the WKUP clockdomains. */ #define CLKDM_CAN_FORCE_SLEEP (1 << 0) #define CLKDM_CAN_FORCE_WAKEUP (1 << 1) #define CLKDM_CAN_ENABLE_AUTO (1 << 2) #define CLKDM_CAN_DISABLE_AUTO (1 << 3) #define CLKDM_NO_AUTODEPS (1 << 4) +#define CLKDM_ACTIVE_WITH_MPU (1 << 5) #define CLKDM_CAN_HWSUP (CLKDM_CAN_ENABLE_AUTO | CLKDM_CAN_DISABLE_AUTO) #define CLKDM_CAN_SWSUP (CLKDM_CAN_FORCE_SLEEP | CLKDM_CAN_FORCE_WAKEUP) diff --git a/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c b/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c index 839145e1..4972219 100644 --- a/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c +++ b/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c @@ -88,4 +88,5 @@ struct clockdomain wkup_common_clkdm = { .name = "wkup_clkdm", .pwrdm = { .name = "wkup_pwrdm" }, .dep_bit = OMAP_EN_WKUP_SHIFT, + .flags = CLKDM_ACTIVE_WITH_MPU, }; diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c index 2cdc17c..56089c4 100644 --- a/arch/arm/mach-omap2/clockdomains3xxx_data.c +++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c @@ -59,6 +59,12 @@ static struct clkdm_dep gfx_sgx_3xxx_wkdeps[] = { { NULL }, }; +static struct clkdm_dep gfx_sgx_am35x_wkdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + /* 3430: PM_WKDEP_PER: CORE, IVA2, MPU, WKUP */ static struct clkdm_dep per_wkdeps[] = { { .clkdm_name = "core_l3_clkdm" }, @@ -69,6 +75,14 @@ static struct clkdm_dep per_wkdeps[] = { { NULL }, }; +static struct clkdm_dep per_am35x_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + /* 3430ES2: PM_WKDEP_USBHOST: CORE, IVA2, MPU, WKUP */ static struct clkdm_dep usbhost_wkdeps[] = { { .clkdm_name = "core_l3_clkdm" }, @@ -79,6 +93,14 @@ static struct clkdm_dep usbhost_wkdeps[] = { { NULL }, }; +static struct clkdm_dep usbhost_am35x_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + /* 3430 PM_WKDEP_MPU: CORE, IVA2, DSS, PER */ static struct clkdm_dep mpu_3xxx_wkdeps[] = { { .clkdm_name = "core_l3_clkdm" }, @@ -89,6 +111,14 @@ static struct clkdm_dep mpu_3xxx_wkdeps[] = { { NULL }, }; +static struct clkdm_dep mpu_am35x_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "dss_clkdm" }, + { .clkdm_name = "per_clkdm" }, + { NULL }, +}; + /* 3430 PM_WKDEP_IVA2: CORE, MPU, WKUP, DSS, PER */ static struct clkdm_dep iva2_wkdeps[] = { { .clkdm_name = "core_l3_clkdm" }, @@ -116,6 +146,12 @@ static struct clkdm_dep dss_wkdeps[] = { { NULL }, }; +static struct clkdm_dep dss_am35x_wkdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + /* 3430: PM_WKDEP_NEON: MPU */ static struct clkdm_dep neon_wkdeps[] = { { .clkdm_name = "mpu_clkdm" }, @@ -131,6 +167,11 @@ static struct clkdm_dep dss_sleepdeps[] = { { NULL }, }; +static struct clkdm_dep dss_am35x_sleepdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { NULL }, +}; + /* 3430: CM_SLEEPDEP_PER: MPU, IVA */ static struct clkdm_dep per_sleepdeps[] = { { .clkdm_name = "mpu_clkdm" }, @@ -138,6 +179,11 @@ static struct clkdm_dep per_sleepdeps[] = { { NULL }, }; +static struct clkdm_dep per_am35x_sleepdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { NULL }, +}; + /* 3430ES2: CM_SLEEPDEP_USBHOST: MPU, IVA */ static struct clkdm_dep usbhost_sleepdeps[] = { { .clkdm_name = "mpu_clkdm" }, @@ -145,6 +191,11 @@ static struct clkdm_dep usbhost_sleepdeps[] = { { NULL }, }; +static struct clkdm_dep usbhost_am35x_sleepdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { NULL }, +}; + /* 3430: CM_SLEEPDEP_CAM: MPU */ static struct clkdm_dep cam_sleepdeps[] = { { .clkdm_name = "mpu_clkdm" }, @@ -175,6 +226,15 @@ static struct clockdomain mpu_3xxx_clkdm = { .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK, }; +static struct clockdomain mpu_am35x_clkdm = { + .name = "mpu_clkdm", + .pwrdm = { .name = "mpu_pwrdm" }, + .flags = CLKDM_CAN_HWSUP | CLKDM_CAN_FORCE_WAKEUP, + .dep_bit = OMAP3430_EN_MPU_SHIFT, + .wkdep_srcs = mpu_am35x_wkdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK, +}; + static struct clockdomain neon_clkdm = { .name = "neon_clkdm", .pwrdm = { .name = "neon_pwrdm" }, @@ -210,6 +270,15 @@ static struct clockdomain sgx_clkdm = { .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK, }; +static struct clockdomain sgx_am35x_clkdm = { + .name = "sgx_clkdm", + .pwrdm = { .name = "sgx_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = gfx_sgx_am35x_wkdeps, + .sleepdep_srcs = gfx_sgx_sleepdeps, + .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK, +}; + /* * The die-to-die clockdomain was documented in the 34xx ES1 TRM, but * then that information was removed from the 34xx ES2+ TRM. It is @@ -261,6 +330,16 @@ static struct clockdomain dss_3xxx_clkdm = { .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK, }; +static struct clockdomain dss_am35x_clkdm = { + .name = "dss_clkdm", + .pwrdm = { .name = "dss_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT, + .wkdep_srcs = dss_am35x_wkdeps, + .sleepdep_srcs = dss_am35x_sleepdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK, +}; + static struct clockdomain cam_clkdm = { .name = "cam_clkdm", .pwrdm = { .name = "cam_pwrdm" }, @@ -279,6 +358,15 @@ static struct clockdomain usbhost_clkdm = { .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK, }; +static struct clockdomain usbhost_am35x_clkdm = { + .name = "usbhost_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = usbhost_am35x_wkdeps, + .sleepdep_srcs = usbhost_am35x_sleepdeps, + .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK, +}; + static struct clockdomain per_clkdm = { .name = "per_clkdm", .pwrdm = { .name = "per_pwrdm" }, @@ -289,6 +377,16 @@ static struct clockdomain per_clkdm = { .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK, }; +static struct clockdomain per_am35x_clkdm = { + .name = "per_clkdm", + .pwrdm = { .name = "per_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .dep_bit = OMAP3430_EN_PER_SHIFT, + .wkdep_srcs = per_am35x_wkdeps, + .sleepdep_srcs = per_am35x_sleepdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK, +}; + /* * Disable hw supervised mode for emu_clkdm, because emu_pwrdm is * switched of even if sdti is in use @@ -341,29 +439,42 @@ static struct clkdm_autodep clkdm_autodeps[] = { } }; +static struct clkdm_autodep clkdm_am35x_autodeps[] = { + { + .clkdm = { .name = "mpu_clkdm" }, + }, + { + .clkdm = { .name = NULL }, + } +}; + /* * */ -static struct clockdomain *clockdomains_omap3430_common[] __initdata = { +static struct clockdomain *clockdomains_common[] __initdata = { &wkup_common_clkdm, - &mpu_3xxx_clkdm, &neon_clkdm, - &iva2_clkdm, - &d2d_clkdm, &core_l3_3xxx_clkdm, &core_l4_3xxx_clkdm, - &dss_3xxx_clkdm, - &cam_clkdm, - &per_clkdm, &emu_clkdm, &dpll1_clkdm, - &dpll2_clkdm, &dpll3_clkdm, &dpll4_clkdm, NULL }; +static struct clockdomain *clockdomains_omap3430[] __initdata = { + &mpu_3xxx_clkdm, + &iva2_clkdm, + &d2d_clkdm, + &dss_3xxx_clkdm, + &cam_clkdm, + &per_clkdm, + &dpll2_clkdm, + NULL +}; + static struct clockdomain *clockdomains_omap3430es1[] __initdata = { &gfx_3430es1_clkdm, NULL, @@ -376,21 +487,41 @@ static struct clockdomain *clockdomains_omap3430es2plus[] __initdata = { NULL, }; +static struct clockdomain *clockdomains_am35x[] __initdata = { + &mpu_am35x_clkdm, + &sgx_am35x_clkdm, + &dss_am35x_clkdm, + &per_am35x_clkdm, + &usbhost_am35x_clkdm, + &dpll5_clkdm, + NULL +}; + void __init omap3xxx_clockdomains_init(void) { struct clockdomain **sc; + unsigned int rev; if (!cpu_is_omap34xx()) return; clkdm_register_platform_funcs(&omap3_clkdm_operations); - clkdm_register_clkdms(clockdomains_omap3430_common); + clkdm_register_clkdms(clockdomains_common); - sc = (omap_rev() == OMAP3430_REV_ES1_0) ? clockdomains_omap3430es1 : - clockdomains_omap3430es2plus; + rev = omap_rev(); - clkdm_register_clkdms(sc); + if (rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1) { + clkdm_register_clkdms(clockdomains_am35x); + clkdm_register_autodeps(clkdm_am35x_autodeps); + } else { + clkdm_register_clkdms(clockdomains_omap3430); + + sc = (rev == OMAP3430_REV_ES1_0) ? + clockdomains_omap3430es1 : clockdomains_omap3430es2plus; + + clkdm_register_clkdms(sc); + clkdm_register_autodeps(clkdm_autodeps); + } - clkdm_register_autodeps(clkdm_autodeps); clkdm_complete_init(); } diff --git a/arch/arm/mach-omap2/clockdomains44xx_data.c b/arch/arm/mach-omap2/clockdomains44xx_data.c index bd7ed13..63d60a7 100644 --- a/arch/arm/mach-omap2/clockdomains44xx_data.c +++ b/arch/arm/mach-omap2/clockdomains44xx_data.c @@ -381,7 +381,7 @@ static struct clockdomain l4_wkup_44xx_clkdm = { .cm_inst = OMAP4430_PRM_WKUP_CM_INST, .clkdm_offs = OMAP4430_PRM_WKUP_CM_WKUP_CDOFFS, .dep_bit = OMAP4430_L4WKUP_STATDEP_SHIFT, - .flags = CLKDM_CAN_HWSUP, + .flags = CLKDM_CAN_HWSUP | CLKDM_ACTIVE_WITH_MPU, }; static struct clockdomain emu_sys_44xx_clkdm = { diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h index 8083a8c..766338f 100644 --- a/arch/arm/mach-omap2/cm-regbits-34xx.h +++ b/arch/arm/mach-omap2/cm-regbits-34xx.h @@ -169,8 +169,6 @@ /* AM35XX specific CM_ICLKEN1_CORE bits */ #define AM35XX_EN_IPSS_MASK (1 << 4) #define AM35XX_EN_IPSS_SHIFT 4 -#define AM35XX_EN_UART4_MASK (1 << 23) -#define AM35XX_EN_UART4_SHIFT 23 /* CM_ICLKEN2_CORE */ #define OMAP3430_EN_PKA_MASK (1 << 4) @@ -207,6 +205,8 @@ #define OMAP3430_ST_DES2_MASK (1 << 26) #define OMAP3430_ST_MSPRO_SHIFT 23 #define OMAP3430_ST_MSPRO_MASK (1 << 23) +#define AM35XX_ST_UART4_SHIFT 23 +#define AM35XX_ST_UART4_MASK (1 << 23) #define OMAP3430_ST_HDQ_SHIFT 22 #define OMAP3430_ST_HDQ_MASK (1 << 22) #define OMAP3430ES1_ST_FAC_SHIFT 8 diff --git a/arch/arm/mach-omap2/common-board-devices.c b/arch/arm/mach-omap2/common-board-devices.c index 1706ebc..c187586 100644 --- a/arch/arm/mach-omap2/common-board-devices.c +++ b/arch/arm/mach-omap2/common-board-devices.c @@ -63,28 +63,30 @@ void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce, struct spi_board_info *spi_bi = &ads7846_spi_board_info; int err; - if (board_pdata && board_pdata->get_pendown_state) { - err = gpio_request_one(gpio_pendown, GPIOF_IN, "TSPenDown"); - if (err) { - pr_err("Couldn't obtain gpio for TSPenDown: %d\n", err); - return; - } - gpio_export(gpio_pendown, 0); - - if (gpio_debounce) - gpio_set_debounce(gpio_pendown, gpio_debounce); + err = gpio_request_one(gpio_pendown, GPIOF_IN, "TSPenDown"); + if (err) { + pr_err("Couldn't obtain gpio for TSPenDown: %d\n", err); + return; } + if (gpio_debounce) + gpio_set_debounce(gpio_pendown, gpio_debounce); + spi_bi->bus_num = bus_num; spi_bi->irq = gpio_to_irq(gpio_pendown); if (board_pdata) { board_pdata->gpio_pendown = gpio_pendown; spi_bi->platform_data = board_pdata; + if (board_pdata->get_pendown_state) + gpio_export(gpio_pendown, 0); } else { ads7846_config.gpio_pendown = gpio_pendown; } + if (!board_pdata || (board_pdata && !board_pdata->get_pendown_state)) + gpio_free(gpio_pendown); + spi_register_board_info(&ads7846_spi_board_info, 1); } #else diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c index 207bc1c..3134452 100644 --- a/arch/arm/mach-omap2/cpuidle34xx.c +++ b/arch/arm/mach-omap2/cpuidle34xx.c @@ -36,8 +36,6 @@ #include "control.h" #include "common.h" -#ifdef CONFIG_CPU_IDLE - /* Mach specific information to be recorded in the C-state driver_data */ struct omap3_idle_statedata { u32 mpu_state; @@ -379,9 +377,3 @@ int __init omap3_idle_init(void) return 0; } -#else -int __init omap3_idle_init(void) -{ - return 0; -} -#endif /* CONFIG_CPU_IDLE */ diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c index be1617c..02d15bb 100644 --- a/arch/arm/mach-omap2/cpuidle44xx.c +++ b/arch/arm/mach-omap2/cpuidle44xx.c @@ -22,8 +22,6 @@ #include "pm.h" #include "prm.h" -#ifdef CONFIG_CPU_IDLE - /* Machine specific information */ struct omap4_idle_statedata { u32 cpu_state; @@ -199,9 +197,3 @@ int __init omap4_idle_init(void) return 0; } -#else -int __init omap4_idle_init(void) -{ - return 0; -} -#endif /* CONFIG_CPU_IDLE */ diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index be3e059..71651e2 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -772,7 +772,7 @@ static int __init omap_init_wdt(void) char *oh_name = "wd_timer2"; char *dev_name = "omap_wdt"; - if (!cpu_class_is_omap2()) + if (!cpu_class_is_omap2() || of_have_populated_dt()) return 0; oh = omap_hwmod_lookup(oh_name); diff --git a/arch/arm/mach-omap2/include/mach/am35xx.h b/arch/arm/mach-omap2/include/mach/am35xx.h index f1e13d1..9559449 100644 --- a/arch/arm/mach-omap2/include/mach/am35xx.h +++ b/arch/arm/mach-omap2/include/mach/am35xx.h @@ -36,6 +36,8 @@ #define AM35XX_EMAC_CNTRL_MOD_OFFSET (0x0) #define AM35XX_EMAC_CNTRL_RAM_OFFSET (0x20000) #define AM35XX_EMAC_MDIO_OFFSET (0x30000) +#define AM35XX_IPSS_MDIO_BASE (AM35XX_IPSS_EMAC_BASE + \ + AM35XX_EMAC_MDIO_OFFSET) #define AM35XX_EMAC_CNTRL_RAM_SIZE (0x2000) #define AM35XX_EMAC_RAM_ADDR (AM3517_EMAC_BASE + \ AM3517_EMAC_CNTRL_RAM_OFFSET) diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 8467beb..bcd83db 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -263,7 +263,7 @@ int __init intc_of_init(struct device_node *node, struct device_node *parent) { struct resource res; - u32 nr_irqs = 96; + u32 nr_irq = 96; if (WARN_ON(!node)) return -ENODEV; @@ -273,10 +273,10 @@ int __init intc_of_init(struct device_node *node, return -EINVAL; } - if (of_property_read_u32(node, "ti,intc-size", &nr_irqs)) - pr_warn("unable to get intc-size, default to %d\n", nr_irqs); + if (of_property_read_u32(node, "ti,intc-size", &nr_irq)) + pr_warn("unable to get intc-size, default to %d\n", nr_irq); - omap_init_irq(res.start, nr_irqs, of_node_get(node)); + omap_init_irq(res.start, nr_irq, of_node_get(node)); return 0; } diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c index 19b8b67..6875be8 100644 --- a/arch/arm/mach-omap2/mailbox.c +++ b/arch/arm/mach-omap2/mailbox.c @@ -83,8 +83,6 @@ static int omap2_mbox_startup(struct omap_mbox *mbox) l = mbox_read_reg(MAILBOX_REVISION); pr_debug("omap mailbox rev %d.%d\n", (l & 0xf0) >> 4, (l & 0x0f)); - omap2_mbox_enable_irq(mbox, IRQ_RX); - return 0; } diff --git a/arch/arm/mach-omap2/omap-iommu.c b/arch/arm/mach-omap2/omap-iommu.c index ac49384..1be8bcb 100644 --- a/arch/arm/mach-omap2/omap-iommu.c +++ b/arch/arm/mach-omap2/omap-iommu.c @@ -73,19 +73,17 @@ static struct iommu_device omap4_devices[] = { .da_end = 0xFFFFF000, }, }, -#if defined(CONFIG_MPU_TESLA_IOMMU) { .base = OMAP4_MMU2_BASE, - .irq = INT_44XX_DSP_MMU, + .irq = OMAP44XX_IRQ_TESLA_MMU, .pdata = { .name = "tesla", .nr_tlb_entries = 32, - .clk_name = "tesla_ick", + .clk_name = "dsp_fck", .da_start = 0x0, .da_end = 0xFFFFF000, }, }, -#endif }; #define NR_OMAP4_IOMMU_DEVICES ARRAY_SIZE(omap4_devices) static struct platform_device *omap4_iommu_pdev[NR_OMAP4_IOMMU_DEVICES]; diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 2ada364..3f21568 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1188,15 +1188,18 @@ static struct omap_hwmod_addr_space * __init _find_mpu_rt_addr_space(struct omap * _enable_sysc - try to bring a module out of idle via OCP_SYSCONFIG * @oh: struct omap_hwmod * * - * If module is marked as SWSUP_SIDLE, force the module out of slave - * idle; otherwise, configure it for smart-idle. If module is marked - * as SWSUP_MSUSPEND, force the module out of master standby; - * otherwise, configure it for smart-standby. No return value. + * Ensure that the OCP_SYSCONFIG register for the IP block represented + * by @oh is set to indicate to the PRCM that the IP block is active. + * Usually this means placing the module into smart-idle mode and + * smart-standby, but if there is a bug in the automatic idle handling + * for the IP block, it may need to be placed into the force-idle or + * no-idle variants of these modes. No return value. */ static void _enable_sysc(struct omap_hwmod *oh) { u8 idlemode, sf; u32 v; + bool clkdm_act; if (!oh->class->sysc) return; @@ -1205,8 +1208,16 @@ static void _enable_sysc(struct omap_hwmod *oh) sf = oh->class->sysc->sysc_flags; if (sf & SYSC_HAS_SIDLEMODE) { - idlemode = (oh->flags & HWMOD_SWSUP_SIDLE) ? - HWMOD_IDLEMODE_NO : HWMOD_IDLEMODE_SMART; + clkdm_act = ((oh->clkdm && + oh->clkdm->flags & CLKDM_ACTIVE_WITH_MPU) || + (oh->_clk && oh->_clk->clkdm && + oh->_clk->clkdm->flags & CLKDM_ACTIVE_WITH_MPU)); + if (clkdm_act && !(oh->class->sysc->idlemodes & + (SIDLE_SMART | SIDLE_SMART_WKUP))) + idlemode = HWMOD_IDLEMODE_FORCE; + else + idlemode = (oh->flags & HWMOD_SWSUP_SIDLE) ? + HWMOD_IDLEMODE_NO : HWMOD_IDLEMODE_SMART; _set_slave_idlemode(oh, idlemode, &v); } @@ -1272,8 +1283,13 @@ static void _idle_sysc(struct omap_hwmod *oh) sf = oh->class->sysc->sysc_flags; if (sf & SYSC_HAS_SIDLEMODE) { - idlemode = (oh->flags & HWMOD_SWSUP_SIDLE) ? - HWMOD_IDLEMODE_FORCE : HWMOD_IDLEMODE_SMART; + /* XXX What about HWMOD_IDLEMODE_SMART_WKUP? */ + if (oh->flags & HWMOD_SWSUP_SIDLE || + !(oh->class->sysc->idlemodes & + (SIDLE_SMART | SIDLE_SMART_WKUP))) + idlemode = HWMOD_IDLEMODE_FORCE; + else + idlemode = HWMOD_IDLEMODE_SMART; _set_slave_idlemode(oh, idlemode, &v); } diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 6491e05..cdb9637 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -519,11 +519,27 @@ static struct omap_hwmod omap36xx_uart4_hwmod = { static struct omap_hwmod_irq_info am35xx_uart4_mpu_irqs[] = { { .irq = INT_35XX_UART4_IRQ, }, + { .irq = -1 } }; static struct omap_hwmod_dma_info am35xx_uart4_sdma_reqs[] = { { .name = "rx", .dma_req = AM35XX_DMA_UART4_RX, }, { .name = "tx", .dma_req = AM35XX_DMA_UART4_TX, }, + { .dma_req = -1 } +}; + +/* + * XXX AM35xx UART4 cannot complete its softreset without uart1_fck or + * uart2_fck being enabled. So we add uart1_fck as an optional clock, + * below, and set the HWMOD_CONTROL_OPT_CLKS_IN_RESET. This really + * should not be needed. The functional clock structure of the AM35xx + * UART4 is extremely unclear and opaque; it is unclear what the role + * of uart1/2_fck is for the UART4. Any clarification from either + * empirical testing or the AM3505/3517 hardware designers would be + * most welcome. + */ +static struct omap_hwmod_opt_clk am35xx_uart4_opt_clks[] = { + { .role = "softreset_uart1_fck", .clk = "uart1_fck" }, }; static struct omap_hwmod am35xx_uart4_hwmod = { @@ -535,11 +551,14 @@ static struct omap_hwmod am35xx_uart4_hwmod = { .omap2 = { .module_offs = CORE_MOD, .prcm_reg_id = 1, - .module_bit = OMAP3430_EN_UART4_SHIFT, + .module_bit = AM35XX_EN_UART4_SHIFT, .idlest_reg_id = 1, - .idlest_idle_bit = OMAP3430_EN_UART4_SHIFT, + .idlest_idle_bit = AM35XX_ST_UART4_SHIFT, }, }, + .opt_clks = am35xx_uart4_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(am35xx_uart4_opt_clks), + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .class = &omap2_uart_class, }; @@ -1651,25 +1670,20 @@ static struct omap_hwmod omap3xxx_usbhsotg_hwmod = { /* usb_otg_hs */ static struct omap_hwmod_irq_info am35xx_usbhsotg_mpu_irqs[] = { - { .name = "mc", .irq = 71 }, { .irq = -1 } }; static struct omap_hwmod_class am35xx_usbotg_class = { .name = "am35xx_usbotg", - .sysc = NULL, }; static struct omap_hwmod am35xx_usbhsotg_hwmod = { .name = "am35x_otg_hs", .mpu_irqs = am35xx_usbhsotg_mpu_irqs, - .main_clk = NULL, - .prcm = { - .omap2 = { - }, - }, + .main_clk = "hsotgusb_fck", .class = &am35xx_usbotg_class, + .flags = HWMOD_NO_IDLEST, }; /* MMC/SD/SDIO common */ @@ -2110,9 +2124,10 @@ static struct omap_hwmod_ocp_if omap3xxx_usbhsotg__l3 = { static struct omap_hwmod_ocp_if am35xx_usbhsotg__l3 = { .master = &am35xx_usbhsotg_hwmod, .slave = &omap3xxx_l3_main_hwmod, - .clk = "core_l3_ick", + .clk = "hsotgusb_ick", .user = OCP_USER_MPU, }; + /* L4_CORE -> L4_WKUP interface */ static struct omap_hwmod_ocp_if omap3xxx_l4_core__l4_wkup = { .master = &omap3xxx_l4_core_hwmod, @@ -2256,6 +2271,7 @@ static struct omap_hwmod_addr_space am35xx_uart4_addr_space[] = { .pa_end = OMAP3_UART4_AM35XX_BASE + SZ_1K - 1, .flags = ADDR_MAP_ON_INIT | ADDR_TYPE_RT, }, + { } }; static struct omap_hwmod_ocp_if am35xx_l4_core__uart4 = { @@ -2406,7 +2422,7 @@ static struct omap_hwmod_addr_space am35xx_usbhsotg_addrs[] = { static struct omap_hwmod_ocp_if am35xx_l4_core__usbhsotg = { .master = &omap3xxx_l4_core_hwmod, .slave = &am35xx_usbhsotg_hwmod, - .clk = "l4_ick", + .clk = "hsotgusb_ick", .addr = am35xx_usbhsotg_addrs, .user = OCP_USER_MPU, }; @@ -3151,6 +3167,107 @@ static struct omap_hwmod_ocp_if omap3xxx_l4_wkup__counter_32k = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +/* am35xx has Davinci MDIO & EMAC */ +static struct omap_hwmod_class am35xx_mdio_class = { + .name = "davinci_mdio", +}; + +static struct omap_hwmod am35xx_mdio_hwmod = { + .name = "davinci_mdio", + .class = &am35xx_mdio_class, + .flags = HWMOD_NO_IDLEST, +}; + +/* + * XXX Should be connected to an IPSS hwmod, not the L3 directly; + * but this will probably require some additional hwmod core support, + * so is left as a future to-do item. + */ +static struct omap_hwmod_ocp_if am35xx_mdio__l3 = { + .master = &am35xx_mdio_hwmod, + .slave = &omap3xxx_l3_main_hwmod, + .clk = "emac_fck", + .user = OCP_USER_MPU, +}; + +static struct omap_hwmod_addr_space am35xx_mdio_addrs[] = { + { + .pa_start = AM35XX_IPSS_MDIO_BASE, + .pa_end = AM35XX_IPSS_MDIO_BASE + SZ_4K - 1, + .flags = ADDR_TYPE_RT, + }, + { } +}; + +/* l4_core -> davinci mdio */ +/* + * XXX Should be connected to an IPSS hwmod, not the L4_CORE directly; + * but this will probably require some additional hwmod core support, + * so is left as a future to-do item. + */ +static struct omap_hwmod_ocp_if am35xx_l4_core__mdio = { + .master = &omap3xxx_l4_core_hwmod, + .slave = &am35xx_mdio_hwmod, + .clk = "emac_fck", + .addr = am35xx_mdio_addrs, + .user = OCP_USER_MPU, +}; + +static struct omap_hwmod_irq_info am35xx_emac_mpu_irqs[] = { + { .name = "rxthresh", .irq = INT_35XX_EMAC_C0_RXTHRESH_IRQ }, + { .name = "rx_pulse", .irq = INT_35XX_EMAC_C0_RX_PULSE_IRQ }, + { .name = "tx_pulse", .irq = INT_35XX_EMAC_C0_TX_PULSE_IRQ }, + { .name = "misc_pulse", .irq = INT_35XX_EMAC_C0_MISC_PULSE_IRQ }, + { .irq = -1 } +}; + +static struct omap_hwmod_class am35xx_emac_class = { + .name = "davinci_emac", +}; + +static struct omap_hwmod am35xx_emac_hwmod = { + .name = "davinci_emac", + .mpu_irqs = am35xx_emac_mpu_irqs, + .class = &am35xx_emac_class, + .flags = HWMOD_NO_IDLEST, +}; + +/* l3_core -> davinci emac interface */ +/* + * XXX Should be connected to an IPSS hwmod, not the L3 directly; + * but this will probably require some additional hwmod core support, + * so is left as a future to-do item. + */ +static struct omap_hwmod_ocp_if am35xx_emac__l3 = { + .master = &am35xx_emac_hwmod, + .slave = &omap3xxx_l3_main_hwmod, + .clk = "emac_ick", + .user = OCP_USER_MPU, +}; + +static struct omap_hwmod_addr_space am35xx_emac_addrs[] = { + { + .pa_start = AM35XX_IPSS_EMAC_BASE, + .pa_end = AM35XX_IPSS_EMAC_BASE + 0x30000 - 1, + .flags = ADDR_TYPE_RT, + }, + { } +}; + +/* l4_core -> davinci emac */ +/* + * XXX Should be connected to an IPSS hwmod, not the L4_CORE directly; + * but this will probably require some additional hwmod core support, + * so is left as a future to-do item. + */ +static struct omap_hwmod_ocp_if am35xx_l4_core__emac = { + .master = &omap3xxx_l4_core_hwmod, + .slave = &am35xx_emac_hwmod, + .clk = "emac_ick", + .addr = am35xx_emac_addrs, + .user = OCP_USER_MPU, +}; + static struct omap_hwmod_ocp_if *omap3xxx_hwmod_ocp_ifs[] __initdata = { &omap3xxx_l3_main__l4_core, &omap3xxx_l3_main__l4_per, @@ -3279,6 +3396,10 @@ static struct omap_hwmod_ocp_if *am35xx_hwmod_ocp_ifs[] __initdata = { &omap3xxx_l4_core__usb_tll_hs, &omap3xxx_l4_core__es3plus_mmc1, &omap3xxx_l4_core__es3plus_mmc2, + &am35xx_mdio__l3, + &am35xx_l4_core__mdio, + &am35xx_emac__l3, + &am35xx_l4_core__emac, NULL }; diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 1b1d041..5c2ce7e 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -1928,7 +1928,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp1_sdma_reqs[] = { static struct omap_hwmod_opt_clk mcbsp1_opt_clks[] = { { .role = "pad_fck", .clk = "pad_clks_ck" }, - { .role = "prcm_clk", .clk = "mcbsp1_sync_mux_ck" }, + { .role = "prcm_fck", .clk = "mcbsp1_sync_mux_ck" }, }; static struct omap_hwmod omap44xx_mcbsp1_hwmod = { @@ -1963,7 +1963,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp2_sdma_reqs[] = { static struct omap_hwmod_opt_clk mcbsp2_opt_clks[] = { { .role = "pad_fck", .clk = "pad_clks_ck" }, - { .role = "prcm_clk", .clk = "mcbsp2_sync_mux_ck" }, + { .role = "prcm_fck", .clk = "mcbsp2_sync_mux_ck" }, }; static struct omap_hwmod omap44xx_mcbsp2_hwmod = { @@ -1998,7 +1998,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp3_sdma_reqs[] = { static struct omap_hwmod_opt_clk mcbsp3_opt_clks[] = { { .role = "pad_fck", .clk = "pad_clks_ck" }, - { .role = "prcm_clk", .clk = "mcbsp3_sync_mux_ck" }, + { .role = "prcm_fck", .clk = "mcbsp3_sync_mux_ck" }, }; static struct omap_hwmod omap44xx_mcbsp3_hwmod = { @@ -2033,7 +2033,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp4_sdma_reqs[] = { static struct omap_hwmod_opt_clk mcbsp4_opt_clks[] = { { .role = "pad_fck", .clk = "pad_clks_ck" }, - { .role = "prcm_clk", .clk = "mcbsp4_sync_mux_ck" }, + { .role = "prcm_fck", .clk = "mcbsp4_sync_mux_ck" }, }; static struct omap_hwmod omap44xx_mcbsp4_hwmod = { @@ -3855,7 +3855,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_cfg__l3_main_2 = { }; /* usb_host_fs -> l3_main_2 */ -static struct omap_hwmod_ocp_if omap44xx_usb_host_fs__l3_main_2 = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_usb_host_fs__l3_main_2 = { .master = &omap44xx_usb_host_fs_hwmod, .slave = &omap44xx_l3_main_2_hwmod, .clk = "l3_div_ck", @@ -3913,7 +3913,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_cfg__l3_main_3 = { }; /* aess -> l4_abe */ -static struct omap_hwmod_ocp_if omap44xx_aess__l4_abe = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_aess__l4_abe = { .master = &omap44xx_aess_hwmod, .slave = &omap44xx_l4_abe_hwmod, .clk = "ocp_abe_iclk", @@ -4004,7 +4004,7 @@ static struct omap_hwmod_addr_space omap44xx_aess_addrs[] = { }; /* l4_abe -> aess */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__aess = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_abe__aess = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_aess_hwmod, .clk = "ocp_abe_iclk", @@ -4022,7 +4022,7 @@ static struct omap_hwmod_addr_space omap44xx_aess_dma_addrs[] = { }; /* l4_abe -> aess (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__aess_dma = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_abe__aess_dma = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_aess_hwmod, .clk = "ocp_abe_iclk", @@ -5848,7 +5848,7 @@ static struct omap_hwmod_addr_space omap44xx_usb_host_fs_addrs[] = { }; /* l4_cfg -> usb_host_fs */ -static struct omap_hwmod_ocp_if omap44xx_l4_cfg__usb_host_fs = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_cfg__usb_host_fs = { .master = &omap44xx_l4_cfg_hwmod, .slave = &omap44xx_usb_host_fs_hwmod, .clk = "l4_div_ck", @@ -6005,13 +6005,13 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_iva__l3_main_2, &omap44xx_l3_main_1__l3_main_2, &omap44xx_l4_cfg__l3_main_2, - &omap44xx_usb_host_fs__l3_main_2, + /* &omap44xx_usb_host_fs__l3_main_2, */ &omap44xx_usb_host_hs__l3_main_2, &omap44xx_usb_otg_hs__l3_main_2, &omap44xx_l3_main_1__l3_main_3, &omap44xx_l3_main_2__l3_main_3, &omap44xx_l4_cfg__l3_main_3, - &omap44xx_aess__l4_abe, + /* &omap44xx_aess__l4_abe, */ &omap44xx_dsp__l4_abe, &omap44xx_l3_main_1__l4_abe, &omap44xx_mpu__l4_abe, @@ -6020,8 +6020,8 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_cfg__l4_wkup, &omap44xx_mpu__mpu_private, &omap44xx_l4_cfg__ocp_wp_noc, - &omap44xx_l4_abe__aess, - &omap44xx_l4_abe__aess_dma, + /* &omap44xx_l4_abe__aess, */ + /* &omap44xx_l4_abe__aess_dma, */ &omap44xx_l3_main_2__c2c, &omap44xx_l4_wkup__counter_32k, &omap44xx_l4_cfg__ctrl_module_core, @@ -6127,7 +6127,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_per__uart2, &omap44xx_l4_per__uart3, &omap44xx_l4_per__uart4, - &omap44xx_l4_cfg__usb_host_fs, + /* &omap44xx_l4_cfg__usb_host_fs, */ &omap44xx_l4_cfg__usb_host_hs, &omap44xx_l4_cfg__usb_otg_hs, &omap44xx_l4_cfg__usb_tll_hs, diff --git a/arch/arm/mach-omap2/opp.c b/arch/arm/mach-omap2/opp.c index de6d464..d8f6dbf 100644 --- a/arch/arm/mach-omap2/opp.c +++ b/arch/arm/mach-omap2/opp.c @@ -53,7 +53,7 @@ int __init omap_init_opp_table(struct omap_opp_def *opp_def, omap_table_init = 1; /* Lets now register with OPP library */ - for (i = 0; i < opp_def_size; i++) { + for (i = 0; i < opp_def_size; i++, opp_def++) { struct omap_hwmod *oh; struct device *dev; @@ -86,7 +86,6 @@ int __init omap_init_opp_table(struct omap_opp_def *opp_def, __func__, opp_def->freq, opp_def->hwmod_name, i, r); } - opp_def++; } return 0; diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index 7856489..ab04d3b 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -15,12 +15,25 @@ #include "powerdomain.h" +#ifdef CONFIG_CPU_IDLE +extern int __init omap3_idle_init(void); +extern int __init omap4_idle_init(void); +#else +static inline int omap3_idle_init(void) +{ + return 0; +} + +static inline int omap4_idle_init(void) +{ + return 0; +} +#endif + extern void *omap3_secure_ram_storage; extern void omap3_pm_off_mode_enable(int); extern void omap_sram_idle(void); extern int omap_set_pwrdm_state(struct powerdomain *pwrdm, u32 state); -extern int omap3_idle_init(void); -extern int omap4_idle_init(void); extern int omap_pm_clkdms_setup(struct clockdomain *clkdm, void *unused); extern int (*omap_pm_suspend)(void); diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 3a595e8..9b463c9 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -581,10 +581,13 @@ static void __init prcm_setup_regs(void) OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL); /* Don't attach IVA interrupts */ - omap2_prm_write_mod_reg(0, WKUP_MOD, OMAP3430_PM_IVAGRPSEL); - omap2_prm_write_mod_reg(0, CORE_MOD, OMAP3430_PM_IVAGRPSEL1); - omap2_prm_write_mod_reg(0, CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3); - omap2_prm_write_mod_reg(0, OMAP3430_PER_MOD, OMAP3430_PM_IVAGRPSEL); + if (omap3_has_iva()) { + omap2_prm_write_mod_reg(0, WKUP_MOD, OMAP3430_PM_IVAGRPSEL); + omap2_prm_write_mod_reg(0, CORE_MOD, OMAP3430_PM_IVAGRPSEL1); + omap2_prm_write_mod_reg(0, CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3); + omap2_prm_write_mod_reg(0, OMAP3430_PER_MOD, + OMAP3430_PM_IVAGRPSEL); + } /* Clear any pending 'reset' flags */ omap2_prm_write_mod_reg(0xffffffff, MPU_MOD, OMAP2_RM_RSTST); @@ -598,7 +601,9 @@ static void __init prcm_setup_regs(void) /* Clear any pending PRCM interrupts */ omap2_prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET); - omap3_iva_idle(); + if (omap3_has_iva()) + omap3_iva_idle(); + omap3_d2d_idle(); } diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c index fb0a0a6..bb883e4 100644 --- a/arch/arm/mach-omap2/powerdomains3xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c @@ -71,6 +71,22 @@ static struct powerdomain mpu_3xxx_pwrdm = { .voltdm = { .name = "mpu_iva" }, }; +static struct powerdomain mpu_am35x_pwrdm = { + .name = "mpu_pwrdm", + .prcm_offs = MPU_MOD, + .pwrsts = PWRSTS_ON, + .pwrsts_logic_ret = PWRSTS_ON, + .flags = PWRDM_HAS_MPU_QUIRK, + .banks = 1, + .pwrsts_mem_ret = { + [0] = PWRSTS_ON, + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, + }, + .voltdm = { .name = "mpu_iva" }, +}; + /* * The USBTLL Save-and-Restore mechanism is broken on * 3430s up to ES3.0 and 3630ES1.0. Hence this feature @@ -120,6 +136,23 @@ static struct powerdomain core_3xxx_es3_1_pwrdm = { .voltdm = { .name = "core" }, }; +static struct powerdomain core_am35x_pwrdm = { + .name = "core_pwrdm", + .prcm_offs = CORE_MOD, + .pwrsts = PWRSTS_ON, + .pwrsts_logic_ret = PWRSTS_ON, + .banks = 2, + .pwrsts_mem_ret = { + [0] = PWRSTS_ON, /* MEM1RETSTATE */ + [1] = PWRSTS_ON, /* MEM2RETSTATE */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, /* MEM1ONSTATE */ + [1] = PWRSTS_ON, /* MEM2ONSTATE */ + }, + .voltdm = { .name = "core" }, +}; + static struct powerdomain dss_pwrdm = { .name = "dss_pwrdm", .prcm_offs = OMAP3430_DSS_MOD, @@ -135,6 +168,21 @@ static struct powerdomain dss_pwrdm = { .voltdm = { .name = "core" }, }; +static struct powerdomain dss_am35x_pwrdm = { + .name = "dss_pwrdm", + .prcm_offs = OMAP3430_DSS_MOD, + .pwrsts = PWRSTS_ON, + .pwrsts_logic_ret = PWRSTS_ON, + .banks = 1, + .pwrsts_mem_ret = { + [0] = PWRSTS_ON, /* MEMRETSTATE */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, /* MEMONSTATE */ + }, + .voltdm = { .name = "core" }, +}; + /* * Although the 34XX TRM Rev K Table 4-371 notes that retention is a * possible SGX powerstate, the SGX device itself does not support @@ -156,6 +204,21 @@ static struct powerdomain sgx_pwrdm = { .voltdm = { .name = "core" }, }; +static struct powerdomain sgx_am35x_pwrdm = { + .name = "sgx_pwrdm", + .prcm_offs = OMAP3430ES2_SGX_MOD, + .pwrsts = PWRSTS_ON, + .pwrsts_logic_ret = PWRSTS_ON, + .banks = 1, + .pwrsts_mem_ret = { + [0] = PWRSTS_ON, /* MEMRETSTATE */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, /* MEMONSTATE */ + }, + .voltdm = { .name = "core" }, +}; + static struct powerdomain cam_pwrdm = { .name = "cam_pwrdm", .prcm_offs = OMAP3430_CAM_MOD, @@ -186,6 +249,21 @@ static struct powerdomain per_pwrdm = { .voltdm = { .name = "core" }, }; +static struct powerdomain per_am35x_pwrdm = { + .name = "per_pwrdm", + .prcm_offs = OMAP3430_PER_MOD, + .pwrsts = PWRSTS_ON, + .pwrsts_logic_ret = PWRSTS_ON, + .banks = 1, + .pwrsts_mem_ret = { + [0] = PWRSTS_ON, /* MEMRETSTATE */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, /* MEMONSTATE */ + }, + .voltdm = { .name = "core" }, +}; + static struct powerdomain emu_pwrdm = { .name = "emu_pwrdm", .prcm_offs = OMAP3430_EMU_MOD, @@ -200,6 +278,14 @@ static struct powerdomain neon_pwrdm = { .voltdm = { .name = "mpu_iva" }, }; +static struct powerdomain neon_am35x_pwrdm = { + .name = "neon_pwrdm", + .prcm_offs = OMAP3430_NEON_MOD, + .pwrsts = PWRSTS_ON, + .pwrsts_logic_ret = PWRSTS_ON, + .voltdm = { .name = "mpu_iva" }, +}; + static struct powerdomain usbhost_pwrdm = { .name = "usbhost_pwrdm", .prcm_offs = OMAP3430ES2_USBHOST_MOD, @@ -293,6 +379,22 @@ static struct powerdomain *powerdomains_omap3430es3_1plus[] __initdata = { NULL }; +static struct powerdomain *powerdomains_am35x[] __initdata = { + &wkup_omap2_pwrdm, + &mpu_am35x_pwrdm, + &neon_am35x_pwrdm, + &core_am35x_pwrdm, + &sgx_am35x_pwrdm, + &dss_am35x_pwrdm, + &per_am35x_pwrdm, + &emu_pwrdm, + &dpll1_pwrdm, + &dpll3_pwrdm, + &dpll4_pwrdm, + &dpll5_pwrdm, + NULL +}; + void __init omap3xxx_powerdomains_init(void) { unsigned int rev; @@ -301,21 +403,34 @@ void __init omap3xxx_powerdomains_init(void) return; pwrdm_register_platform_funcs(&omap3_pwrdm_operations); - pwrdm_register_pwrdms(powerdomains_omap3430_common); rev = omap_rev(); - if (rev == OMAP3430_REV_ES1_0) - pwrdm_register_pwrdms(powerdomains_omap3430es1); - else if (rev == OMAP3430_REV_ES2_0 || rev == OMAP3430_REV_ES2_1 || - rev == OMAP3430_REV_ES3_0 || rev == OMAP3630_REV_ES1_0) - pwrdm_register_pwrdms(powerdomains_omap3430es2_es3_0); - else if (rev == OMAP3430_REV_ES3_1 || rev == OMAP3430_REV_ES3_1_2 || - rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1 || - rev == OMAP3630_REV_ES1_1 || rev == OMAP3630_REV_ES1_2) - pwrdm_register_pwrdms(powerdomains_omap3430es3_1plus); - else - WARN(1, "OMAP3 powerdomain init: unknown chip type\n"); + if (rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1) { + pwrdm_register_pwrdms(powerdomains_am35x); + } else { + pwrdm_register_pwrdms(powerdomains_omap3430_common); + + switch (rev) { + case OMAP3430_REV_ES1_0: + pwrdm_register_pwrdms(powerdomains_omap3430es1); + break; + case OMAP3430_REV_ES2_0: + case OMAP3430_REV_ES2_1: + case OMAP3430_REV_ES3_0: + case OMAP3630_REV_ES1_0: + pwrdm_register_pwrdms(powerdomains_omap3430es2_es3_0); + break; + case OMAP3430_REV_ES3_1: + case OMAP3430_REV_ES3_1_2: + case OMAP3630_REV_ES1_1: + case OMAP3630_REV_ES1_2: + pwrdm_register_pwrdms(powerdomains_omap3430es3_1plus); + break; + default: + WARN(1, "OMAP3 powerdomain init: unknown chip type\n"); + } + } pwrdm_complete_init(); } diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h index 44485a8..d5ae4e2 100644 --- a/arch/arm/mach-omap2/prcm-common.h +++ b/arch/arm/mach-omap2/prcm-common.h @@ -203,8 +203,8 @@ #define OMAP3430_EN_MMC2_SHIFT 25 #define OMAP3430_EN_MMC1_MASK (1 << 24) #define OMAP3430_EN_MMC1_SHIFT 24 -#define OMAP3430_EN_UART4_MASK (1 << 23) -#define OMAP3430_EN_UART4_SHIFT 23 +#define AM35XX_EN_UART4_MASK (1 << 23) +#define AM35XX_EN_UART4_SHIFT 23 #define OMAP3430_EN_MCSPI4_MASK (1 << 21) #define OMAP3430_EN_MCSPI4_SHIFT 21 #define OMAP3430_EN_MCSPI3_MASK (1 << 20) diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c index 663ade3..03b126d 100644 --- a/arch/arm/mach-omap2/prm_common.c +++ b/arch/arm/mach-omap2/prm_common.c @@ -85,7 +85,7 @@ static void omap_prcm_irq_handler(unsigned int irq, struct irq_desc *desc) unsigned long priority_pending[OMAP_PRCM_MAX_NR_PENDING_REG]; struct irq_chip *chip = irq_desc_get_chip(desc); unsigned int virtirq; - int nr_irqs = prcm_irq_setup->nr_regs * 32; + int nr_irq = prcm_irq_setup->nr_regs * 32; /* * If we are suspended, mask all interrupts from PRCM level, @@ -110,7 +110,7 @@ static void omap_prcm_irq_handler(unsigned int irq, struct irq_desc *desc) prcm_irq_setup->read_pending_irqs(pending); /* No bit set, then all IRQs are handled */ - if (find_first_bit(pending, nr_irqs) >= nr_irqs) + if (find_first_bit(pending, nr_irq) >= nr_irq) break; omap_prcm_events_filter_priority(pending, priority_pending); @@ -121,11 +121,11 @@ static void omap_prcm_irq_handler(unsigned int irq, struct irq_desc *desc) */ /* Serve priority events first */ - for_each_set_bit(virtirq, priority_pending, nr_irqs) + for_each_set_bit(virtirq, priority_pending, nr_irq) generic_handle_irq(prcm_irq_setup->base_irq + virtirq); /* Serve normal events next */ - for_each_set_bit(virtirq, pending, nr_irqs) + for_each_set_bit(virtirq, pending, nr_irq) generic_handle_irq(prcm_irq_setup->base_irq + virtirq); } if (chip->irq_ack) diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c index 119d5a9..3882f3c 100644 --- a/arch/arm/mach-omap2/twl-common.c +++ b/arch/arm/mach-omap2/twl-common.c @@ -32,6 +32,7 @@ #include "twl-common.h" #include "pm.h" #include "voltage.h" +#include "mux.h" static struct i2c_board_info __initdata pmic_i2c_board_info = { .addr = 0x48, @@ -48,6 +49,7 @@ static struct i2c_board_info __initdata omap4_i2c1_board_info[] = { }, }; +#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) static int twl_set_voltage(void *data, int target_uV) { struct voltagedomain *voltdm = (struct voltagedomain *)data; @@ -59,6 +61,7 @@ static int twl_get_voltage(void *data) struct voltagedomain *voltdm = (struct voltagedomain *)data; return voltdm_get_voltage(voltdm); } +#endif void __init omap_pmic_init(int bus, u32 clkrate, const char *pmic_type, int pmic_irq, @@ -77,6 +80,7 @@ void __init omap4_pmic_init(const char *pmic_type, struct twl6040_platform_data *twl6040_data, int twl6040_irq) { /* PMIC part*/ + omap_mux_init_signal("sys_nirq1", OMAP_PIN_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE); strncpy(omap4_i2c1_board_info[0].type, pmic_type, sizeof(omap4_i2c1_board_info[0].type)); omap4_i2c1_board_info[0].irq = OMAP44XX_IRQ_SYS_1N; @@ -211,10 +215,6 @@ static struct twl_regulator_driver_data omap3_vdd2_drvdata = { void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data, u32 pdata_flags, u32 regulators_flags) { - if (!pmic_data->irq_base) - pmic_data->irq_base = TWL4030_IRQ_BASE; - if (!pmic_data->irq_end) - pmic_data->irq_end = TWL4030_IRQ_END; if (!pmic_data->vdd1) { omap3_vdd1.driver_data = &omap3_vdd1_drvdata; omap3_vdd1_drvdata.data = voltdm_lookup("mpu_iva"); @@ -479,11 +479,6 @@ static struct regulator_init_data omap4_v2v1_idata = { void __init omap4_pmic_get_config(struct twl4030_platform_data *pmic_data, u32 pdata_flags, u32 regulators_flags) { - if (!pmic_data->irq_base) - pmic_data->irq_base = TWL6030_IRQ_BASE; - if (!pmic_data->irq_end) - pmic_data->irq_end = TWL6030_IRQ_END; - if (!pmic_data->vdd1) { omap4_vdd1.driver_data = &omap4_vdd1_drvdata; omap4_vdd1_drvdata.data = voltdm_lookup("mpu"); diff --git a/arch/arm/mach-picoxcell/Makefile b/arch/arm/mach-picoxcell/Makefile index e5ec4a8..8e39f80 100644 --- a/arch/arm/mach-picoxcell/Makefile +++ b/arch/arm/mach-picoxcell/Makefile @@ -1,2 +1 @@ obj-y := common.o -obj-y += time.o diff --git a/arch/arm/mach-picoxcell/common.c b/arch/arm/mach-picoxcell/common.c index a2e8ae8..8f9a0b4 100644 --- a/arch/arm/mach-picoxcell/common.c +++ b/arch/arm/mach-picoxcell/common.c @@ -14,6 +14,7 @@ #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_platform.h> +#include <linux/dw_apb_timer.h> #include <asm/mach/arch.h> #include <asm/hardware/vic.h> @@ -97,7 +98,7 @@ DT_MACHINE_START(PICOXCELL, "Picochip picoXcell") .nr_irqs = NR_IRQS_LEGACY, .init_irq = picoxcell_init_irq, .handle_irq = vic_handle_irq, - .timer = &picoxcell_timer, + .timer = &dw_apb_timer, .init_machine = picoxcell_init_machine, .dt_compat = picoxcell_dt_match, .restart = picoxcell_wdt_restart, diff --git a/arch/arm/mach-picoxcell/common.h b/arch/arm/mach-picoxcell/common.h index 83d55ab..a65cb02 100644 --- a/arch/arm/mach-picoxcell/common.h +++ b/arch/arm/mach-picoxcell/common.h @@ -12,6 +12,6 @@ #include <asm/mach/time.h> -extern struct sys_timer picoxcell_timer; +extern struct sys_timer dw_apb_timer; #endif /* __PICOXCELL_COMMON_H__ */ diff --git a/arch/arm/mach-picoxcell/time.c b/arch/arm/mach-picoxcell/time.c deleted file mode 100644 index 2ecba67..0000000 --- a/arch/arm/mach-picoxcell/time.c +++ /dev/null @@ -1,121 +0,0 @@ -/* - * Copyright (c) 2011 Picochip Ltd., Jamie Iles - * - * 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. - * - * All enquiries to support@picochip.com - */ -#include <linux/dw_apb_timer.h> -#include <linux/of.h> -#include <linux/of_address.h> -#include <linux/of_irq.h> - -#include <asm/mach/time.h> -#include <asm/sched_clock.h> - -#include "common.h" - -static void timer_get_base_and_rate(struct device_node *np, - void __iomem **base, u32 *rate) -{ - *base = of_iomap(np, 0); - - if (!*base) - panic("Unable to map regs for %s", np->name); - - if (of_property_read_u32(np, "clock-freq", rate)) - panic("No clock-freq property for %s", np->name); -} - -static void picoxcell_add_clockevent(struct device_node *event_timer) -{ - void __iomem *iobase; - struct dw_apb_clock_event_device *ced; - u32 irq, rate; - - irq = irq_of_parse_and_map(event_timer, 0); - if (irq == NO_IRQ) - panic("No IRQ for clock event timer"); - - timer_get_base_and_rate(event_timer, &iobase, &rate); - - ced = dw_apb_clockevent_init(0, event_timer->name, 300, iobase, irq, - rate); - if (!ced) - panic("Unable to initialise clockevent device"); - - dw_apb_clockevent_register(ced); -} - -static void picoxcell_add_clocksource(struct device_node *source_timer) -{ - void __iomem *iobase; - struct dw_apb_clocksource *cs; - u32 rate; - - timer_get_base_and_rate(source_timer, &iobase, &rate); - - cs = dw_apb_clocksource_init(300, source_timer->name, iobase, rate); - if (!cs) - panic("Unable to initialise clocksource device"); - - dw_apb_clocksource_start(cs); - dw_apb_clocksource_register(cs); -} - -static void __iomem *sched_io_base; - -static u32 picoxcell_read_sched_clock(void) -{ - return __raw_readl(sched_io_base); -} - -static const struct of_device_id picoxcell_rtc_ids[] __initconst = { - { .compatible = "picochip,pc3x2-rtc" }, - { /* Sentinel */ }, -}; - -static void picoxcell_init_sched_clock(void) -{ - struct device_node *sched_timer; - u32 rate; - - sched_timer = of_find_matching_node(NULL, picoxcell_rtc_ids); - if (!sched_timer) - panic("No RTC for sched clock to use"); - - timer_get_base_and_rate(sched_timer, &sched_io_base, &rate); - of_node_put(sched_timer); - - setup_sched_clock(picoxcell_read_sched_clock, 32, rate); -} - -static const struct of_device_id picoxcell_timer_ids[] __initconst = { - { .compatible = "picochip,pc3x2-timer" }, - {}, -}; - -static void __init picoxcell_timer_init(void) -{ - struct device_node *event_timer, *source_timer; - - event_timer = of_find_matching_node(NULL, picoxcell_timer_ids); - if (!event_timer) - panic("No timer for clockevent"); - picoxcell_add_clockevent(event_timer); - - source_timer = of_find_matching_node(event_timer, picoxcell_timer_ids); - if (!source_timer) - panic("No timer for clocksource"); - picoxcell_add_clocksource(source_timer); - - of_node_put(source_timer); - - picoxcell_init_sched_clock(); -} - -struct sys_timer picoxcell_timer = { - .init = picoxcell_timer_init, -}; diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c index d09da6a..d3de84b 100644 --- a/arch/arm/mach-pxa/hx4700.c +++ b/arch/arm/mach-pxa/hx4700.c @@ -127,7 +127,11 @@ static unsigned long hx4700_pin_config[] __initdata = { GPIO19_SSP2_SCLK, GPIO86_SSP2_RXD, GPIO87_SSP2_TXD, - GPIO88_GPIO, + GPIO88_GPIO | MFP_LPM_DRIVE_HIGH, /* TSC2046_CS */ + + /* BQ24022 Regulator */ + GPIO72_GPIO | MFP_LPM_KEEP_OUTPUT, /* BQ24022_nCHARGE_EN */ + GPIO96_GPIO | MFP_LPM_KEEP_OUTPUT, /* BQ24022_ISET2 */ /* HX4700 specific input GPIOs */ GPIO12_GPIO | WAKEUP_ON_EDGE_RISE, /* ASIC3_IRQ */ @@ -135,6 +139,10 @@ static unsigned long hx4700_pin_config[] __initdata = { GPIO14_GPIO, /* nWLAN_IRQ */ /* HX4700 specific output GPIOs */ + GPIO61_GPIO | MFP_LPM_DRIVE_HIGH, /* W3220_nRESET */ + GPIO71_GPIO | MFP_LPM_DRIVE_HIGH, /* ASIC3_nRESET */ + GPIO81_GPIO | MFP_LPM_DRIVE_HIGH, /* CPU_GP_nRESET */ + GPIO116_GPIO | MFP_LPM_DRIVE_HIGH, /* CPU_HW_nRESET */ GPIO102_GPIO | MFP_LPM_DRIVE_LOW, /* SYNAPTICS_POWER_ON */ GPIO10_GPIO, /* GSM_IRQ */ @@ -872,14 +880,19 @@ static struct gpio global_gpios[] = { { GPIO110_HX4700_LCD_LVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_LVDD" }, { GPIO111_HX4700_LCD_AVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_AVDD" }, { GPIO32_HX4700_RS232_ON, GPIOF_OUT_INIT_HIGH, "RS232_ON" }, + { GPIO61_HX4700_W3220_nRESET, GPIOF_OUT_INIT_HIGH, "W3220_nRESET" }, { GPIO71_HX4700_ASIC3_nRESET, GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" }, + { GPIO81_HX4700_CPU_GP_nRESET, GPIOF_OUT_INIT_HIGH, "CPU_GP_nRESET" }, { GPIO82_HX4700_EUART_RESET, GPIOF_OUT_INIT_HIGH, "EUART_RESET" }, + { GPIO116_HX4700_CPU_HW_nRESET, GPIOF_OUT_INIT_HIGH, "CPU_HW_nRESET" }, }; static void __init hx4700_init(void) { int ret; + PCFR = PCFR_GPR_EN | PCFR_OPDE; + pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config)); gpio_set_wake(GPIO12_HX4700_ASIC3_IRQ, 1); ret = gpio_request_array(ARRAY_AND_SIZE(global_gpios)); diff --git a/arch/arm/mach-s3c24xx/clock-s3c2416.c b/arch/arm/mach-s3c24xx/clock-s3c2416.c index 8702ecf..14a81c2 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2416.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2416.c @@ -144,7 +144,8 @@ static struct clk_lookup s3c2416_clk_lookup[] = { CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &hsmmc0_clk), CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &hsmmc_mux0.clk), CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &hsmmc_mux1.clk), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &hsspi_mux.clk), + /* s3c2443-spi.0 is used on s3c2416 and s3c2450 as well */ + CLKDEV_INIT("s3c2443-spi.0", "spi_busclk2", &hsspi_mux.clk), }; void __init s3c2416_init_clocks(int xtal) diff --git a/arch/arm/mach-s3c24xx/clock-s3c2440.c b/arch/arm/mach-s3c24xx/clock-s3c2440.c index 414364e..cb2883d 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2440.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2440.c @@ -106,7 +106,7 @@ static struct clk s3c2440_clk_cam_upll = { static struct clk s3c2440_clk_ac97 = { .name = "ac97", .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2440_CLKCON_CAMERA, + .ctrlbit = S3C2440_CLKCON_AC97, }; static unsigned long s3c2440_fclk_n_getrate(struct clk *clk) diff --git a/arch/arm/mach-s3c24xx/clock-s3c2443.c b/arch/arm/mach-s3c24xx/clock-s3c2443.c index a4c5a52..7f689ce 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2443.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2443.c @@ -181,7 +181,7 @@ static struct clk *clks[] __initdata = { static struct clk_lookup s3c2443_clk_lookup[] = { CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_hsmmc), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &clk_hsspi.clk), + CLKDEV_INIT("s3c2443-spi.0", "spi_busclk2", &clk_hsspi.clk), }; void __init s3c2443_init_clocks(int xtal) diff --git a/arch/arm/mach-s3c24xx/common-s3c2443.c b/arch/arm/mach-s3c24xx/common-s3c2443.c index aeeb2be..aeb4a24 100644 --- a/arch/arm/mach-s3c24xx/common-s3c2443.c +++ b/arch/arm/mach-s3c24xx/common-s3c2443.c @@ -559,7 +559,7 @@ static struct clk hsmmc1_clk = { static struct clk hsspi_clk = { .name = "spi", - .devname = "s3c64xx-spi.0", + .devname = "s3c2443-spi.0", .parent = &clk_p, .enable = s3c2443_clkcon_enable_p, .ctrlbit = S3C2443_PCLKCON_HSSPI, @@ -633,7 +633,7 @@ static struct clk_lookup s3c2443_clk_lookup[] = { CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p), CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_esys_uart.clk), CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.0", &hsmmc1_clk), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk0", &hsspi_clk), + CLKDEV_INIT("s3c2443-spi.0", "spi_busclk0", &hsspi_clk), }; void __init s3c2443_common_init_clocks(int xtal, pll_fn get_mpll, diff --git a/arch/arm/mach-s3c24xx/common-smdk.c b/arch/arm/mach-s3c24xx/common-smdk.c index 084604b..87e75a2 100644 --- a/arch/arm/mach-s3c24xx/common-smdk.c +++ b/arch/arm/mach-s3c24xx/common-smdk.c @@ -182,19 +182,21 @@ static struct platform_device __initdata *smdk_devs[] = { &smdk_led7, }; +static const struct gpio smdk_led_gpios[] = { + { S3C2410_GPF(4), GPIOF_OUT_INIT_HIGH, NULL }, + { S3C2410_GPF(5), GPIOF_OUT_INIT_HIGH, NULL }, + { S3C2410_GPF(6), GPIOF_OUT_INIT_HIGH, NULL }, + { S3C2410_GPF(7), GPIOF_OUT_INIT_HIGH, NULL }, +}; + void __init smdk_machine_init(void) { /* Configure the LEDs (even if we have no LED support)*/ - s3c_gpio_cfgpin(S3C2410_GPF(4), S3C2410_GPIO_OUTPUT); - s3c_gpio_cfgpin(S3C2410_GPF(5), S3C2410_GPIO_OUTPUT); - s3c_gpio_cfgpin(S3C2410_GPF(6), S3C2410_GPIO_OUTPUT); - s3c_gpio_cfgpin(S3C2410_GPF(7), S3C2410_GPIO_OUTPUT); - - s3c2410_gpio_setpin(S3C2410_GPF(4), 1); - s3c2410_gpio_setpin(S3C2410_GPF(5), 1); - s3c2410_gpio_setpin(S3C2410_GPF(6), 1); - s3c2410_gpio_setpin(S3C2410_GPF(7), 1); + int ret = gpio_request_array(smdk_led_gpios, + ARRAY_SIZE(smdk_led_gpios)); + if (!WARN_ON(ret < 0)) + gpio_free_array(smdk_led_gpios, ARRAY_SIZE(smdk_led_gpios)); if (machine_is_smdk2443()) smdk_nand_info.twrph0 = 50; diff --git a/arch/arm/mach-s3c24xx/common.c b/arch/arm/mach-s3c24xx/common.c index 56cdd34..0c9e9a7 100644 --- a/arch/arm/mach-s3c24xx/common.c +++ b/arch/arm/mach-s3c24xx/common.c @@ -41,7 +41,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <mach/regs-clock.h> #include <mach/regs-gpio.h> #include <plat/regs-serial.h> diff --git a/arch/arm/mach-s3c24xx/include/mach/bast-pmu.h b/arch/arm/mach-s3c24xx/include/mach/bast-pmu.h deleted file mode 100644 index 4c38b39..0000000 --- a/arch/arm/mach-s3c24xx/include/mach/bast-pmu.h +++ /dev/null @@ -1,40 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/bast-pmu.h - * - * Copyright (c) 2003-2004 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * Vincent Sanders <vince@simtec.co.uk> - * - * Machine BAST - Power Management chip - * - * 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. -*/ - -#ifndef __ASM_ARCH_BASTPMU_H -#define __ASM_ARCH_BASTPMU_H "08_OCT_2004" - -#define BASTPMU_REG_IDENT (0x00) -#define BASTPMU_REG_VERSION (0x01) -#define BASTPMU_REG_DDCCTRL (0x02) -#define BASTPMU_REG_POWER (0x03) -#define BASTPMU_REG_RESET (0x04) -#define BASTPMU_REG_GWO (0x05) -#define BASTPMU_REG_WOL (0x06) -#define BASTPMU_REG_WOR (0x07) -#define BASTPMU_REG_UID (0x09) - -#define BASTPMU_EEPROM (0xC0) - -#define BASTPMU_EEP_UID (BASTPMU_EEPROM + 0) -#define BASTPMU_EEP_WOL (BASTPMU_EEPROM + 8) -#define BASTPMU_EEP_WOR (BASTPMU_EEPROM + 9) - -#define BASTPMU_IDENT_0 0x53 -#define BASTPMU_IDENT_1 0x42 -#define BASTPMU_IDENT_2 0x50 -#define BASTPMU_IDENT_3 0x4d - -#define BASTPMU_RESET_GUARD (0x55) - -#endif /* __ASM_ARCH_BASTPMU_H */ diff --git a/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h b/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h index 019ea86..3890a05 100644 --- a/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h +++ b/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h @@ -93,26 +93,5 @@ enum s3c_gpio_number { #define S3C2410_GPL(_nr) (S3C2410_GPIO_L_START + (_nr)) #define S3C2410_GPM(_nr) (S3C2410_GPIO_M_START + (_nr)) -/* compatibility until drivers can be modified */ - -#define S3C2410_GPA0 S3C2410_GPA(0) -#define S3C2410_GPA1 S3C2410_GPA(1) -#define S3C2410_GPA3 S3C2410_GPA(3) -#define S3C2410_GPA7 S3C2410_GPA(7) - -#define S3C2410_GPE0 S3C2410_GPE(0) -#define S3C2410_GPE1 S3C2410_GPE(1) -#define S3C2410_GPE2 S3C2410_GPE(2) -#define S3C2410_GPE3 S3C2410_GPE(3) -#define S3C2410_GPE4 S3C2410_GPE(4) -#define S3C2410_GPE5 S3C2410_GPE(5) -#define S3C2410_GPE6 S3C2410_GPE(6) -#define S3C2410_GPE7 S3C2410_GPE(7) -#define S3C2410_GPE8 S3C2410_GPE(8) -#define S3C2410_GPE9 S3C2410_GPE(9) -#define S3C2410_GPE10 S3C2410_GPE(10) - -#define S3C2410_GPH10 S3C2410_GPH(10) - #endif /* __MACH_GPIONRS_H */ diff --git a/arch/arm/mach-s3c24xx/include/mach/gta02.h b/arch/arm/mach-s3c24xx/include/mach/gta02.h index 3a56a22..2173934 100644 --- a/arch/arm/mach-s3c24xx/include/mach/gta02.h +++ b/arch/arm/mach-s3c24xx/include/mach/gta02.h @@ -3,82 +3,13 @@ #include <mach/regs-gpio.h> -/* Different hardware revisions, passed in ATAG_REVISION by u-boot */ -#define GTA02v1_SYSTEM_REV 0x00000310 -#define GTA02v2_SYSTEM_REV 0x00000320 -#define GTA02v3_SYSTEM_REV 0x00000330 -#define GTA02v4_SYSTEM_REV 0x00000340 -#define GTA02v5_SYSTEM_REV 0x00000350 -/* since A7 is basically same as A6, we use A6 PCB ID */ -#define GTA02v6_SYSTEM_REV 0x00000360 - -#define GTA02_GPIO_n3DL_GSM S3C2410_GPA(13) /* v1 + v2 + v3 only */ - -#define GTA02_GPIO_PWR_LED1 S3C2410_GPB(0) -#define GTA02_GPIO_PWR_LED2 S3C2410_GPB(1) #define GTA02_GPIO_AUX_LED S3C2410_GPB(2) -#define GTA02_GPIO_VIBRATOR_ON S3C2410_GPB(3) -#define GTA02_GPIO_MODEM_RST S3C2410_GPB(5) -#define GTA02_GPIO_BT_EN S3C2410_GPB(6) -#define GTA02_GPIO_MODEM_ON S3C2410_GPB(7) -#define GTA02_GPIO_EXTINT8 S3C2410_GPB(8) #define GTA02_GPIO_USB_PULLUP S3C2410_GPB(9) - -#define GTA02_GPIO_PIO5 S3C2410_GPC(5) /* v3 + v4 only */ - -#define GTA02v3_GPIO_nG1_CS S3C2410_GPD(12) /* v3 + v4 only */ -#define GTA02v3_GPIO_nG2_CS S3C2410_GPD(13) /* v3 + v4 only */ -#define GTA02v5_GPIO_HDQ S3C2410_GPD(14) /* v5 + */ - -#define GTA02_GPIO_nG1_INT S3C2410_GPF(0) -#define GTA02_GPIO_IO1 S3C2410_GPF(1) -#define GTA02_GPIO_PIO_2 S3C2410_GPF(2) /* v2 + v3 + v4 only */ -#define GTA02_GPIO_JACK_INSERT S3C2410_GPF(4) -#define GTA02_GPIO_WLAN_GPIO1 S3C2410_GPF(5) /* v2 + v3 + v4 only */ #define GTA02_GPIO_AUX_KEY S3C2410_GPF(6) #define GTA02_GPIO_HOLD_KEY S3C2410_GPF(7) - -#define GTA02_GPIO_3D_IRQ S3C2410_GPG(4) -#define GTA02v2_GPIO_nG2_INT S3C2410_GPG(8) /* v2 + v3 + v4 only */ -#define GTA02v3_GPIO_nUSB_OC S3C2410_GPG(9) /* v3 + v4 only */ -#define GTA02v3_GPIO_nUSB_FLT S3C2410_GPG(10) /* v3 + v4 only */ -#define GTA02v3_GPIO_nGSM_OC S3C2410_GPG(11) /* v3 + v4 only */ - #define GTA02_GPIO_AMP_SHUT S3C2410_GPJ(1) /* v2 + v3 + v4 only */ -#define GTA02v1_GPIO_WLAN_GPIO10 S3C2410_GPJ(2) #define GTA02_GPIO_HP_IN S3C2410_GPJ(2) /* v2 + v3 + v4 only */ -#define GTA02_GPIO_INT0 S3C2410_GPJ(3) /* v2 + v3 + v4 only */ -#define GTA02_GPIO_nGSM_EN S3C2410_GPJ(4) -#define GTA02_GPIO_3D_RESET S3C2410_GPJ(5) -#define GTA02_GPIO_nDL_GSM S3C2410_GPJ(6) /* v4 + v5 only */ -#define GTA02_GPIO_WLAN_GPIO0 S3C2410_GPJ(7) -#define GTA02v1_GPIO_BAT_ID S3C2410_GPJ(8) -#define GTA02_GPIO_KEEPACT S3C2410_GPJ(8) -#define GTA02v1_GPIO_HP_IN S3C2410_GPJ(10) -#define GTA02_CHIP_PWD S3C2410_GPJ(11) /* v2 + v3 + v4 only */ -#define GTA02_GPIO_nWLAN_RESET S3C2410_GPJ(12) /* v2 + v3 + v4 only */ -#define GTA02_IRQ_GSENSOR_1 IRQ_EINT0 -#define GTA02_IRQ_MODEM IRQ_EINT1 -#define GTA02_IRQ_PIO_2 IRQ_EINT2 /* v2 + v3 + v4 only */ -#define GTA02_IRQ_nJACK_INSERT IRQ_EINT4 -#define GTA02_IRQ_WLAN_GPIO1 IRQ_EINT5 -#define GTA02_IRQ_AUX IRQ_EINT6 -#define GTA02_IRQ_nHOLD IRQ_EINT7 #define GTA02_IRQ_PCF50633 IRQ_EINT9 -#define GTA02_IRQ_3D IRQ_EINT12 -#define GTA02_IRQ_GSENSOR_2 IRQ_EINT16 /* v2 + v3 + v4 only */ -#define GTA02v3_IRQ_nUSB_OC IRQ_EINT17 /* v3 + v4 only */ -#define GTA02v3_IRQ_nUSB_FLT IRQ_EINT18 /* v3 + v4 only */ -#define GTA02v3_IRQ_nGSM_OC IRQ_EINT19 /* v3 + v4 only */ - -/* returns 00 000 on GTA02 A5 and earlier, A6 returns 01 001 */ -#define GTA02_PCB_ID1_0 S3C2410_GPC(13) -#define GTA02_PCB_ID1_1 S3C2410_GPC(15) -#define GTA02_PCB_ID1_2 S3C2410_GPD(0) -#define GTA02_PCB_ID2_0 S3C2410_GPD(3) -#define GTA02_PCB_ID2_1 S3C2410_GPD(4) - -int gta02_get_pcb_revision(void); #endif /* _GTA02_H */ diff --git a/arch/arm/mach-s3c24xx/include/mach/regs-gpio.h b/arch/arm/mach-s3c24xx/include/mach/regs-gpio.h index cac1ad6..a11a638 100644 --- a/arch/arm/mach-s3c24xx/include/mach/regs-gpio.h +++ b/arch/arm/mach-s3c24xx/include/mach/regs-gpio.h @@ -302,7 +302,7 @@ /* S3C2410: * Port G consists of 8 GPIO/IRQ/Special function * - * GPGCON has 2 bits for each of the input pins on port F + * GPGCON has 2 bits for each of the input pins on port G * 00 = 0 input, 1 output, 2 interrupt (EINT0..7), 3 special func * * pull up works like all other ports. @@ -366,7 +366,7 @@ /* Port H consists of11 GPIO/serial/Misc pins * - * GPGCON has 2 bits for each of the input pins on port F + * GPHCON has 2 bits for each of the input pins on port H * 00 = 0 input, 1 output, 2 interrupt (EINT0..7), 3 special func * * pull up works like all other ports. @@ -427,6 +427,19 @@ * for the 2412/2413 from the 2410/2440/2442 */ +/* + * Port J consists of 13 GPIO/Camera pins. GPJCON has 2 bits + * for each of the pins on port J. + * 00 - input, 01 output, 10 - camera + * + * Pull up works like all other ports. + */ + +#define S3C2413_GPJCON S3C2410_GPIOREG(0x80) +#define S3C2413_GPJDAT S3C2410_GPIOREG(0x84) +#define S3C2413_GPJUP S3C2410_GPIOREG(0x88) +#define S3C2413_GPJSLPCON S3C2410_GPIOREG(0x8C) + /* S3C2443 and above */ #define S3C2440_GPJCON S3C2410_GPIOREG(0xD0) #define S3C2440_GPJDAT S3C2410_GPIOREG(0xD4) diff --git a/arch/arm/mach-s3c24xx/include/mach/regs-gpioj.h b/arch/arm/mach-s3c24xx/include/mach/regs-gpioj.h deleted file mode 100644 index 19575e0..0000000 --- a/arch/arm/mach-s3c24xx/include/mach/regs-gpioj.h +++ /dev/null @@ -1,70 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-gpioj.h - * - * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * 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. - * - * S3C2440 GPIO J register definitions -*/ - - -#ifndef __ASM_ARCH_REGS_GPIOJ_H -#define __ASM_ARCH_REGS_GPIOJ_H "gpioj" - -/* Port J consists of 13 GPIO/Camera pins - * - * GPJCON has 2 bits for each of the input pins on port F - * 00 = 0 input, 1 output, 2 Camera - * - * pull up works like all other ports. -*/ - -#define S3C2413_GPJCON S3C2410_GPIOREG(0x80) -#define S3C2413_GPJDAT S3C2410_GPIOREG(0x84) -#define S3C2413_GPJUP S3C2410_GPIOREG(0x88) -#define S3C2413_GPJSLPCON S3C2410_GPIOREG(0x8C) - -#define S3C2440_GPJ0_OUTP (0x01 << 0) -#define S3C2440_GPJ0_CAMDATA0 (0x02 << 0) - -#define S3C2440_GPJ1_OUTP (0x01 << 2) -#define S3C2440_GPJ1_CAMDATA1 (0x02 << 2) - -#define S3C2440_GPJ2_OUTP (0x01 << 4) -#define S3C2440_GPJ2_CAMDATA2 (0x02 << 4) - -#define S3C2440_GPJ3_OUTP (0x01 << 6) -#define S3C2440_GPJ3_CAMDATA3 (0x02 << 6) - -#define S3C2440_GPJ4_OUTP (0x01 << 8) -#define S3C2440_GPJ4_CAMDATA4 (0x02 << 8) - -#define S3C2440_GPJ5_OUTP (0x01 << 10) -#define S3C2440_GPJ5_CAMDATA5 (0x02 << 10) - -#define S3C2440_GPJ6_OUTP (0x01 << 12) -#define S3C2440_GPJ6_CAMDATA6 (0x02 << 12) - -#define S3C2440_GPJ7_OUTP (0x01 << 14) -#define S3C2440_GPJ7_CAMDATA7 (0x02 << 14) - -#define S3C2440_GPJ8_OUTP (0x01 << 16) -#define S3C2440_GPJ8_CAMPCLK (0x02 << 16) - -#define S3C2440_GPJ9_OUTP (0x01 << 18) -#define S3C2440_GPJ9_CAMVSYNC (0x02 << 18) - -#define S3C2440_GPJ10_OUTP (0x01 << 20) -#define S3C2440_GPJ10_CAMHREF (0x02 << 20) - -#define S3C2440_GPJ11_OUTP (0x01 << 22) -#define S3C2440_GPJ11_CAMCLKOUT (0x02 << 22) - -#define S3C2440_GPJ12_OUTP (0x01 << 24) -#define S3C2440_GPJ12_CAMRESET (0x02 << 24) - -#endif /* __ASM_ARCH_REGS_GPIOJ_H */ - diff --git a/arch/arm/mach-s3c24xx/mach-gta02.c b/arch/arm/mach-s3c24xx/mach-gta02.c index 0f29f64..92e1f93 100644 --- a/arch/arm/mach-s3c24xx/mach-gta02.c +++ b/arch/arm/mach-s3c24xx/mach-gta02.c @@ -71,7 +71,6 @@ #include <mach/regs-irq.h> #include <mach/regs-gpio.h> -#include <mach/regs-gpioj.h> #include <mach/fb.h> #include <plat/usb-control.h> diff --git a/arch/arm/mach-s3c24xx/mach-mini2440.c b/arch/arm/mach-s3c24xx/mach-mini2440.c index f092b18..bd6d252 100644 --- a/arch/arm/mach-s3c24xx/mach-mini2440.c +++ b/arch/arm/mach-s3c24xx/mach-mini2440.c @@ -634,8 +634,8 @@ static void __init mini2440_init(void) s3c_gpio_cfgpin(S3C2410_GPC(0), S3C2410_GPC0_LEND); /* Turn the backlight early on */ - WARN_ON(gpio_request(S3C2410_GPG(4), "backlight")); - gpio_direction_output(S3C2410_GPG(4), 1); + WARN_ON(gpio_request_one(S3C2410_GPG(4), GPIOF_OUT_INIT_HIGH, NULL)); + gpio_free(S3C2410_GPG(4)); /* remove pullup on optional PWM backlight -- unused on 3.5 and 7"s */ s3c_gpio_setpull(S3C2410_GPB(1), S3C_GPIO_PULL_UP); diff --git a/arch/arm/mach-s3c24xx/mach-qt2410.c b/arch/arm/mach-s3c24xx/mach-qt2410.c index b868ddd..678bbca 100644 --- a/arch/arm/mach-s3c24xx/mach-qt2410.c +++ b/arch/arm/mach-s3c24xx/mach-qt2410.c @@ -47,7 +47,6 @@ #include <asm/irq.h> #include <asm/mach-types.h> -#include <mach/regs-gpio.h> #include <mach/leds-gpio.h> #include <mach/regs-lcd.h> #include <plat/regs-serial.h> @@ -325,8 +324,9 @@ static void __init qt2410_machine_init(void) } s3c24xx_fb_set_platdata(&qt2410_fb_info); - s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPIO_OUTPUT); - s3c2410_gpio_setpin(S3C2410_GPB(0), 1); + /* set initial state of the LED GPIO */ + WARN_ON(gpio_request_one(S3C2410_GPB(0), GPIOF_OUT_INIT_HIGH, NULL)); + gpio_free(S3C2410_GPB(0)); s3c24xx_udc_set_platdata(&qt2410_udc_cfg); s3c_i2c0_set_platdata(NULL); diff --git a/arch/arm/mach-s3c24xx/mach-rx1950.c b/arch/arm/mach-s3c24xx/mach-rx1950.c index a6762aa..7ee73f2 100644 --- a/arch/arm/mach-s3c24xx/mach-rx1950.c +++ b/arch/arm/mach-s3c24xx/mach-rx1950.c @@ -42,7 +42,6 @@ #include <asm/mach-types.h> #include <mach/regs-gpio.h> -#include <mach/regs-gpioj.h> #include <mach/regs-lcd.h> #include <mach/h1940.h> #include <mach/fb.h> diff --git a/arch/arm/mach-s3c24xx/pm-s3c2410.c b/arch/arm/mach-s3c24xx/pm-s3c2410.c index 03f706d..949ae05 100644 --- a/arch/arm/mach-s3c24xx/pm-s3c2410.c +++ b/arch/arm/mach-s3c24xx/pm-s3c2410.c @@ -77,8 +77,10 @@ static void s3c2410_pm_prepare(void) __raw_writel(calc, phys_to_virt(H1940_SUSPEND_CHECKSUM)); } - if ( machine_is_aml_m5900() ) - s3c2410_gpio_setpin(S3C2410_GPF(2), 1); + if (machine_is_aml_m5900()) { + gpio_request_one(S3C2410_GPF(2), GPIOF_OUT_INIT_HIGH, NULL); + gpio_free(S3C2410_GPF(2)); + } if (machine_is_rx1950()) { /* According to S3C2442 user's manual, page 7-17, @@ -103,8 +105,10 @@ static void s3c2410_pm_resume(void) tmp &= S3C2410_GSTATUS2_OFFRESET; __raw_writel(tmp, S3C2410_GSTATUS2); - if ( machine_is_aml_m5900() ) - s3c2410_gpio_setpin(S3C2410_GPF(2), 0); + if (machine_is_aml_m5900()) { + gpio_request_one(S3C2410_GPF(2), GPIOF_OUT_INIT_LOW, NULL); + gpio_free(S3C2410_GPF(2)); + } } struct syscore_ops s3c2410_pm_syscore_ops = { diff --git a/arch/arm/mach-s3c24xx/pm-s3c2412.c b/arch/arm/mach-s3c24xx/pm-s3c2412.c index d045885..c60f67a 100644 --- a/arch/arm/mach-s3c24xx/pm-s3c2412.c +++ b/arch/arm/mach-s3c24xx/pm-s3c2412.c @@ -26,7 +26,6 @@ #include <asm/irq.h> #include <mach/regs-power.h> -#include <mach/regs-gpioj.h> #include <mach/regs-gpio.h> #include <mach/regs-dsc.h> diff --git a/arch/arm/mach-s3c24xx/s3c2412.c b/arch/arm/mach-s3c24xx/s3c2412.c index d4bc7f9..6c5f403 100644 --- a/arch/arm/mach-s3c24xx/s3c2412.c +++ b/arch/arm/mach-s3c24xx/s3c2412.c @@ -39,7 +39,6 @@ #include <plat/regs-serial.h> #include <mach/regs-power.h> #include <mach/regs-gpio.h> -#include <mach/regs-gpioj.h> #include <mach/regs-dsc.h> #include <plat/regs-spi.h> #include <mach/regs-s3c2412.h> diff --git a/arch/arm/mach-s3c24xx/s3c244x.c b/arch/arm/mach-s3c24xx/s3c244x.c index 6f74118..b0b60a1 100644 --- a/arch/arm/mach-s3c24xx/s3c244x.c +++ b/arch/arm/mach-s3c24xx/s3c244x.c @@ -36,7 +36,6 @@ #include <mach/regs-clock.h> #include <plat/regs-serial.h> #include <mach/regs-gpio.h> -#include <mach/regs-gpioj.h> #include <mach/regs-dsc.h> #include <plat/s3c2410.h> diff --git a/arch/arm/mach-s3c24xx/setup-spi.c b/arch/arm/mach-s3c24xx/setup-spi.c index 5712c85..3d47e02 100644 --- a/arch/arm/mach-s3c24xx/setup-spi.c +++ b/arch/arm/mach-s3c24xx/setup-spi.c @@ -13,20 +13,12 @@ #include <linux/platform_device.h> #include <plat/gpio-cfg.h> -#include <plat/s3c64xx-spi.h> #include <mach/hardware.h> #include <mach/regs-gpio.h> #ifdef CONFIG_S3C64XX_DEV_SPI0 -struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 13, - .tx_st_done = 21, - .high_speed = 1, -}; - -int s3c64xx_spi0_cfg_gpio(struct platform_device *pdev) +int s3c64xx_spi0_cfg_gpio(void) { /* enable hsspi bit in misccr */ s3c2410_modify_misccr(S3C2416_MISCCR_HSSPI_EN2, 1); diff --git a/arch/arm/mach-s3c24xx/setup-ts.c b/arch/arm/mach-s3c24xx/setup-ts.c index ed26386..4e11aff 100644 --- a/arch/arm/mach-s3c24xx/setup-ts.c +++ b/arch/arm/mach-s3c24xx/setup-ts.c @@ -16,7 +16,6 @@ struct platform_device; /* don't need the contents */ #include <mach/hardware.h> -#include <mach/regs-gpio.h> /** * s3c24xx_ts_cfg_gpio - configure gpio for s3c2410 systems @@ -27,8 +26,5 @@ struct platform_device; /* don't need the contents */ */ void s3c24xx_ts_cfg_gpio(struct platform_device *dev) { - s3c2410_gpio_cfgpin(S3C2410_GPG(12), S3C2410_GPG12_XMON); - s3c2410_gpio_cfgpin(S3C2410_GPG(13), S3C2410_GPG13_nXPON); - s3c2410_gpio_cfgpin(S3C2410_GPG(14), S3C2410_GPG14_YMON); - s3c2410_gpio_cfgpin(S3C2410_GPG(15), S3C2410_GPG15_nYPON); + s3c_gpio_cfgpin_range(S3C2410_GPG(12), 4, S3C_GPIO_SFN(3)); } diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c index 52f079a..28041e8 100644 --- a/arch/arm/mach-s3c64xx/clock.c +++ b/arch/arm/mach-s3c64xx/clock.c @@ -178,13 +178,13 @@ static struct clk init_clocks_off[] = { .ctrlbit = S3C_CLKCON_PCLK_KEYPAD, }, { .name = "spi", - .devname = "s3c64xx-spi.0", + .devname = "s3c6410-spi.0", .parent = &clk_p, .enable = s3c64xx_pclk_ctrl, .ctrlbit = S3C_CLKCON_PCLK_SPI0, }, { .name = "spi", - .devname = "s3c64xx-spi.1", + .devname = "s3c6410-spi.1", .parent = &clk_p, .enable = s3c64xx_pclk_ctrl, .ctrlbit = S3C_CLKCON_PCLK_SPI1, @@ -331,7 +331,7 @@ static struct clk init_clocks_off[] = { static struct clk clk_48m_spi0 = { .name = "spi_48m", - .devname = "s3c64xx-spi.0", + .devname = "s3c6410-spi.0", .parent = &clk_48m, .enable = s3c64xx_sclk_ctrl, .ctrlbit = S3C_CLKCON_SCLK_SPI0_48, @@ -339,7 +339,7 @@ static struct clk clk_48m_spi0 = { static struct clk clk_48m_spi1 = { .name = "spi_48m", - .devname = "s3c64xx-spi.1", + .devname = "s3c6410-spi.1", .parent = &clk_48m, .enable = s3c64xx_sclk_ctrl, .ctrlbit = S3C_CLKCON_SCLK_SPI1_48, @@ -802,7 +802,7 @@ static struct clksrc_clk clk_sclk_mmc2 = { static struct clksrc_clk clk_sclk_spi0 = { .clk = { .name = "spi-bus", - .devname = "s3c64xx-spi.0", + .devname = "s3c6410-spi.0", .ctrlbit = S3C_CLKCON_SCLK_SPI0, .enable = s3c64xx_sclk_ctrl, }, @@ -814,7 +814,7 @@ static struct clksrc_clk clk_sclk_spi0 = { static struct clksrc_clk clk_sclk_spi1 = { .clk = { .name = "spi-bus", - .devname = "s3c64xx-spi.1", + .devname = "s3c6410-spi.1", .ctrlbit = S3C_CLKCON_SCLK_SPI1, .enable = s3c64xx_sclk_ctrl, }, @@ -858,10 +858,10 @@ static struct clk_lookup s3c64xx_clk_lookup[] = { CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk), CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk), CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &clk_48m_spi0), - CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), - CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk2", &clk_48m_spi1), + CLKDEV_INIT("s3c6410-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), + CLKDEV_INIT("s3c6410-spi.0", "spi_busclk2", &clk_48m_spi0), + CLKDEV_INIT("s3c6410-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), + CLKDEV_INIT("s3c6410-spi.1", "spi_busclk2", &clk_48m_spi1), }; #define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1) diff --git a/arch/arm/mach-s3c64xx/include/mach/dma.h b/arch/arm/mach-s3c64xx/include/mach/dma.h index fe1a98c..57b1ff4 100644 --- a/arch/arm/mach-s3c64xx/include/mach/dma.h +++ b/arch/arm/mach-s3c64xx/include/mach/dma.h @@ -21,6 +21,7 @@ */ enum dma_ch { /* DMA0/SDMA0 */ + DMACH_DT_PROP = -1, /* not yet supported, do not use */ DMACH_UART0 = 0, DMACH_UART0_SRC2, DMACH_UART1, diff --git a/arch/arm/mach-s3c64xx/include/mach/spi-clocks.h b/arch/arm/mach-s3c64xx/include/mach/spi-clocks.h deleted file mode 100644 index 9d0c43b..0000000 --- a/arch/arm/mach-s3c64xx/include/mach/spi-clocks.h +++ /dev/null @@ -1,18 +0,0 @@ -/* linux/arch/arm/mach-s3c64xx/include/mach/spi-clocks.h - * - * Copyright (C) 2009 Samsung Electronics Ltd. - * Jaswinder Singh <jassi.brar@samsung.com> - * - * 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. - */ - -#ifndef __S3C64XX_PLAT_SPI_CLKS_H -#define __S3C64XX_PLAT_SPI_CLKS_H __FILE__ - -#define S3C64XX_SPI_SRCCLK_PCLK 0 -#define S3C64XX_SPI_SRCCLK_SPIBUS 1 -#define S3C64XX_SPI_SRCCLK_48M 2 - -#endif /* __S3C64XX_PLAT_SPI_CLKS_H */ diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index d0c352d..6dd4fae3 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -799,7 +799,7 @@ static void __init crag6410_machine_init(void) i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1)); samsung_keypad_set_platdata(&crag6410_keypad_data); - s3c64xx_spi0_set_platdata(&s3c64xx_spi0_pdata, 0, 1); + s3c64xx_spi0_set_platdata(NULL, 0, 1); platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices)); diff --git a/arch/arm/mach-s3c64xx/setup-spi.c b/arch/arm/mach-s3c64xx/setup-spi.c index d9592ad..4dc5345 100644 --- a/arch/arm/mach-s3c64xx/setup-spi.c +++ b/arch/arm/mach-s3c64xx/setup-spi.c @@ -9,19 +9,10 @@ */ #include <linux/gpio.h> -#include <linux/platform_device.h> - #include <plat/gpio-cfg.h> -#include <plat/s3c64xx-spi.h> #ifdef CONFIG_S3C64XX_DEV_SPI0 -struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 13, - .tx_st_done = 21, -}; - -int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi0_cfg_gpio(void) { s3c_gpio_cfgall_range(S3C64XX_GPC(0), 3, S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); @@ -30,13 +21,7 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) #endif #ifdef CONFIG_S3C64XX_DEV_SPI1 -struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 13, - .tx_st_done = 21, -}; - -int s3c64xx_spi1_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi1_cfg_gpio(void) { s3c_gpio_cfgall_range(S3C64XX_GPC(4), 3, S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); diff --git a/arch/arm/mach-s5p64x0/clock-s5p6440.c b/arch/arm/mach-s5p64x0/clock-s5p6440.c index ee1e8e7..0004455 100644 --- a/arch/arm/mach-s5p64x0/clock-s5p6440.c +++ b/arch/arm/mach-s5p64x0/clock-s5p6440.c @@ -227,13 +227,13 @@ static struct clk init_clocks_off[] = { .ctrlbit = (1 << 17), }, { .name = "spi", - .devname = "s3c64xx-spi.0", + .devname = "s5p64x0-spi.0", .parent = &clk_pclk_low.clk, .enable = s5p64x0_pclk_ctrl, .ctrlbit = (1 << 21), }, { .name = "spi", - .devname = "s3c64xx-spi.1", + .devname = "s5p64x0-spi.1", .parent = &clk_pclk_low.clk, .enable = s5p64x0_pclk_ctrl, .ctrlbit = (1 << 22), @@ -467,7 +467,7 @@ static struct clksrc_clk clk_sclk_uclk = { static struct clksrc_clk clk_sclk_spi0 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.0", + .devname = "s5p64x0-spi.0", .ctrlbit = (1 << 20), .enable = s5p64x0_sclk_ctrl, }, @@ -479,7 +479,7 @@ static struct clksrc_clk clk_sclk_spi0 = { static struct clksrc_clk clk_sclk_spi1 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.1", + .devname = "s5p64x0-spi.1", .ctrlbit = (1 << 21), .enable = s5p64x0_sclk_ctrl, }, @@ -519,8 +519,8 @@ static struct clk_lookup s5p6440_clk_lookup[] = { CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_pclk_low.clk), CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_sclk_uclk.clk), CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), - CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), + CLKDEV_INIT("s5p64x0-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), + CLKDEV_INIT("s5p64x0-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk), CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk), CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk), diff --git a/arch/arm/mach-s5p64x0/clock-s5p6450.c b/arch/arm/mach-s5p64x0/clock-s5p6450.c index dae6a13..f3e0ef3 100644 --- a/arch/arm/mach-s5p64x0/clock-s5p6450.c +++ b/arch/arm/mach-s5p64x0/clock-s5p6450.c @@ -236,13 +236,13 @@ static struct clk init_clocks_off[] = { .ctrlbit = (1 << 17), }, { .name = "spi", - .devname = "s3c64xx-spi.0", + .devname = "s5p64x0-spi.0", .parent = &clk_pclk_low.clk, .enable = s5p64x0_pclk_ctrl, .ctrlbit = (1 << 21), }, { .name = "spi", - .devname = "s3c64xx-spi.1", + .devname = "s5p64x0-spi.1", .parent = &clk_pclk_low.clk, .enable = s5p64x0_pclk_ctrl, .ctrlbit = (1 << 22), @@ -528,7 +528,7 @@ static struct clksrc_clk clk_sclk_uclk = { static struct clksrc_clk clk_sclk_spi0 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.0", + .devname = "s5p64x0-spi.0", .ctrlbit = (1 << 20), .enable = s5p64x0_sclk_ctrl, }, @@ -540,7 +540,7 @@ static struct clksrc_clk clk_sclk_spi0 = { static struct clksrc_clk clk_sclk_spi1 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.1", + .devname = "s5p64x0-spi.1", .ctrlbit = (1 << 21), .enable = s5p64x0_sclk_ctrl, }, @@ -562,8 +562,8 @@ static struct clk_lookup s5p6450_clk_lookup[] = { CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_pclk_low.clk), CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_sclk_uclk.clk), CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), - CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), + CLKDEV_INIT("s5p64x0-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), + CLKDEV_INIT("s5p64x0-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk), CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk), CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk), diff --git a/arch/arm/mach-s5p64x0/dma.c b/arch/arm/mach-s5p64x0/dma.c index 2ee5dc0..9c4ce08 100644 --- a/arch/arm/mach-s5p64x0/dma.c +++ b/arch/arm/mach-s5p64x0/dma.c @@ -36,8 +36,6 @@ #include <plat/devs.h> #include <plat/irqs.h> -static u64 dma_dmamask = DMA_BIT_MASK(32); - static u8 s5p6440_pdma_peri[] = { DMACH_UART0_RX, DMACH_UART0_TX, diff --git a/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h b/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h deleted file mode 100644 index 170a20a..0000000 --- a/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h +++ /dev/null @@ -1,20 +0,0 @@ -/* linux/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Copyright (C) 2010 Samsung Electronics Co. Ltd. - * Jaswinder Singh <jassi.brar@samsung.com> - * - * 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. -*/ - -#ifndef __ASM_ARCH_SPI_CLKS_H -#define __ASM_ARCH_SPI_CLKS_H __FILE__ - -#define S5P64X0_SPI_SRCCLK_PCLK 0 -#define S5P64X0_SPI_SRCCLK_SCLK 1 - -#endif /* __ASM_ARCH_SPI_CLKS_H */ diff --git a/arch/arm/mach-s5p64x0/setup-spi.c b/arch/arm/mach-s5p64x0/setup-spi.c index e9b8412..7664356 100644 --- a/arch/arm/mach-s5p64x0/setup-spi.c +++ b/arch/arm/mach-s5p64x0/setup-spi.c @@ -9,21 +9,10 @@ */ #include <linux/gpio.h> -#include <linux/platform_device.h> -#include <linux/io.h> - #include <plat/gpio-cfg.h> -#include <plat/cpu.h> -#include <plat/s3c64xx-spi.h> #ifdef CONFIG_S3C64XX_DEV_SPI0 -struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = { - .fifo_lvl_mask = 0x1ff, - .rx_lvl_offset = 15, - .tx_st_done = 25, -}; - -int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi0_cfg_gpio(void) { if (soc_is_s5p6450()) s3c_gpio_cfgall_range(S5P6450_GPC(0), 3, @@ -36,13 +25,7 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) #endif #ifdef CONFIG_S3C64XX_DEV_SPI1 -struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 15, - .tx_st_done = 25, -}; - -int s3c64xx_spi1_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi1_cfg_gpio(void) { if (soc_is_s5p6450()) s3c_gpio_cfgall_range(S5P6450_GPC(4), 3, diff --git a/arch/arm/mach-s5pc100/clock.c b/arch/arm/mach-s5pc100/clock.c index 16eca4e..9262197 100644 --- a/arch/arm/mach-s5pc100/clock.c +++ b/arch/arm/mach-s5pc100/clock.c @@ -564,19 +564,19 @@ static struct clk init_clocks_off[] = { .ctrlbit = (1 << 5), }, { .name = "spi", - .devname = "s3c64xx-spi.0", + .devname = "s5pc100-spi.0", .parent = &clk_div_d1_bus.clk, .enable = s5pc100_d1_4_ctrl, .ctrlbit = (1 << 6), }, { .name = "spi", - .devname = "s3c64xx-spi.1", + .devname = "s5pc100-spi.1", .parent = &clk_div_d1_bus.clk, .enable = s5pc100_d1_4_ctrl, .ctrlbit = (1 << 7), }, { .name = "spi", - .devname = "s3c64xx-spi.2", + .devname = "s5pc100-spi.2", .parent = &clk_div_d1_bus.clk, .enable = s5pc100_d1_4_ctrl, .ctrlbit = (1 << 8), @@ -702,7 +702,7 @@ static struct clk clk_hsmmc0 = { static struct clk clk_48m_spi0 = { .name = "spi_48m", - .devname = "s3c64xx-spi.0", + .devname = "s5pc100-spi.0", .parent = &clk_mout_48m.clk, .enable = s5pc100_sclk0_ctrl, .ctrlbit = (1 << 7), @@ -710,7 +710,7 @@ static struct clk clk_48m_spi0 = { static struct clk clk_48m_spi1 = { .name = "spi_48m", - .devname = "s3c64xx-spi.1", + .devname = "s5pc100-spi.1", .parent = &clk_mout_48m.clk, .enable = s5pc100_sclk0_ctrl, .ctrlbit = (1 << 8), @@ -718,7 +718,7 @@ static struct clk clk_48m_spi1 = { static struct clk clk_48m_spi2 = { .name = "spi_48m", - .devname = "s3c64xx-spi.2", + .devname = "s5pc100-spi.2", .parent = &clk_mout_48m.clk, .enable = s5pc100_sclk0_ctrl, .ctrlbit = (1 << 9), @@ -1085,7 +1085,7 @@ static struct clksrc_clk clk_sclk_mmc2 = { static struct clksrc_clk clk_sclk_spi0 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.0", + .devname = "s5pc100-spi.0", .ctrlbit = (1 << 4), .enable = s5pc100_sclk0_ctrl, }, @@ -1097,7 +1097,7 @@ static struct clksrc_clk clk_sclk_spi0 = { static struct clksrc_clk clk_sclk_spi1 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.1", + .devname = "s5pc100-spi.1", .ctrlbit = (1 << 5), .enable = s5pc100_sclk0_ctrl, }, @@ -1109,7 +1109,7 @@ static struct clksrc_clk clk_sclk_spi1 = { static struct clksrc_clk clk_sclk_spi2 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.2", + .devname = "s5pc100-spi.2", .ctrlbit = (1 << 6), .enable = s5pc100_sclk0_ctrl, }, @@ -1315,12 +1315,12 @@ static struct clk_lookup s5pc100_clk_lookup[] = { CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk), CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk), CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_48m_spi0), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &clk_sclk_spi0.clk), - CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_48m_spi1), - CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk2", &clk_sclk_spi1.clk), - CLKDEV_INIT("s3c64xx-spi.2", "spi_busclk1", &clk_48m_spi2), - CLKDEV_INIT("s3c64xx-spi.2", "spi_busclk2", &clk_sclk_spi2.clk), + CLKDEV_INIT("s5pc100-spi.0", "spi_busclk1", &clk_48m_spi0), + CLKDEV_INIT("s5pc100-spi.0", "spi_busclk2", &clk_sclk_spi0.clk), + CLKDEV_INIT("s5pc100-spi.1", "spi_busclk1", &clk_48m_spi1), + CLKDEV_INIT("s5pc100-spi.1", "spi_busclk2", &clk_sclk_spi1.clk), + CLKDEV_INIT("s5pc100-spi.2", "spi_busclk1", &clk_48m_spi2), + CLKDEV_INIT("s5pc100-spi.2", "spi_busclk2", &clk_sclk_spi2.clk), }; void __init s5pc100_register_clocks(void) diff --git a/arch/arm/mach-s5pc100/dma.c b/arch/arm/mach-s5pc100/dma.c index afd8db2..b1418409 100644 --- a/arch/arm/mach-s5pc100/dma.c +++ b/arch/arm/mach-s5pc100/dma.c @@ -33,8 +33,6 @@ #include <mach/irqs.h> #include <mach/dma.h> -static u64 dma_dmamask = DMA_BIT_MASK(32); - static u8 pdma0_peri[] = { DMACH_UART0_RX, DMACH_UART0_TX, diff --git a/arch/arm/mach-s5pc100/include/mach/spi-clocks.h b/arch/arm/mach-s5pc100/include/mach/spi-clocks.h deleted file mode 100644 index 65e4263..0000000 --- a/arch/arm/mach-s5pc100/include/mach/spi-clocks.h +++ /dev/null @@ -1,18 +0,0 @@ -/* linux/arch/arm/mach-s5pc100/include/mach/spi-clocks.h - * - * Copyright (C) 2010 Samsung Electronics Co. Ltd. - * Jaswinder Singh <jassi.brar@samsung.com> - * - * 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. - */ - -#ifndef __S5PC100_PLAT_SPI_CLKS_H -#define __S5PC100_PLAT_SPI_CLKS_H __FILE__ - -#define S5PC100_SPI_SRCCLK_PCLK 0 -#define S5PC100_SPI_SRCCLK_48M 1 -#define S5PC100_SPI_SRCCLK_SPIBUS 2 - -#endif /* __S5PC100_PLAT_SPI_CLKS_H */ diff --git a/arch/arm/mach-s5pc100/setup-spi.c b/arch/arm/mach-s5pc100/setup-spi.c index 431a6f7..1835679 100644 --- a/arch/arm/mach-s5pc100/setup-spi.c +++ b/arch/arm/mach-s5pc100/setup-spi.c @@ -9,20 +9,10 @@ */ #include <linux/gpio.h> -#include <linux/platform_device.h> - #include <plat/gpio-cfg.h> -#include <plat/s3c64xx-spi.h> #ifdef CONFIG_S3C64XX_DEV_SPI0 -struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 13, - .high_speed = 1, - .tx_st_done = 21, -}; - -int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi0_cfg_gpio(void) { s3c_gpio_cfgall_range(S5PC100_GPB(0), 3, S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); @@ -31,14 +21,7 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) #endif #ifdef CONFIG_S3C64XX_DEV_SPI1 -struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 13, - .high_speed = 1, - .tx_st_done = 21, -}; - -int s3c64xx_spi1_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi1_cfg_gpio(void) { s3c_gpio_cfgall_range(S5PC100_GPB(4), 3, S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); @@ -47,14 +30,7 @@ int s3c64xx_spi1_cfg_gpio(struct platform_device *dev) #endif #ifdef CONFIG_S3C64XX_DEV_SPI2 -struct s3c64xx_spi_info s3c64xx_spi2_pdata __initdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 13, - .high_speed = 1, - .tx_st_done = 21, -}; - -int s3c64xx_spi2_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi2_cfg_gpio(void) { s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(3)); s3c_gpio_setpull(S5PC100_GPG3(0), S3C_GPIO_PULL_UP); diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c index 09609d5..fcdf52d 100644 --- a/arch/arm/mach-s5pv210/clock.c +++ b/arch/arm/mach-s5pv210/clock.c @@ -445,19 +445,19 @@ static struct clk init_clocks_off[] = { .ctrlbit = (1 << 11), }, { .name = "spi", - .devname = "s3c64xx-spi.0", + .devname = "s5pv210-spi.0", .parent = &clk_pclk_psys.clk, .enable = s5pv210_clk_ip3_ctrl, .ctrlbit = (1<<12), }, { .name = "spi", - .devname = "s3c64xx-spi.1", + .devname = "s5pv210-spi.1", .parent = &clk_pclk_psys.clk, .enable = s5pv210_clk_ip3_ctrl, .ctrlbit = (1<<13), }, { .name = "spi", - .devname = "s3c64xx-spi.2", + .devname = "s5pv210-spi.2", .parent = &clk_pclk_psys.clk, .enable = s5pv210_clk_ip3_ctrl, .ctrlbit = (1<<14), @@ -1035,7 +1035,7 @@ static struct clksrc_clk clk_sclk_mmc3 = { static struct clksrc_clk clk_sclk_spi0 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.0", + .devname = "s5pv210-spi.0", .enable = s5pv210_clk_mask0_ctrl, .ctrlbit = (1 << 16), }, @@ -1047,7 +1047,7 @@ static struct clksrc_clk clk_sclk_spi0 = { static struct clksrc_clk clk_sclk_spi1 = { .clk = { .name = "sclk_spi", - .devname = "s3c64xx-spi.1", + .devname = "s5pv210-spi.1", .enable = s5pv210_clk_mask0_ctrl, .ctrlbit = (1 << 17), }, @@ -1331,8 +1331,8 @@ static struct clk_lookup s5pv210_clk_lookup[] = { CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk), CLKDEV_INIT("s3c-sdhci.3", "mmc_busclk.2", &clk_sclk_mmc3.clk), CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), - CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), - CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), + CLKDEV_INIT("s5pv210-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), + CLKDEV_INIT("s5pv210-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), }; void __init s5pv210_register_clocks(void) diff --git a/arch/arm/mach-s5pv210/include/mach/spi-clocks.h b/arch/arm/mach-s5pv210/include/mach/spi-clocks.h deleted file mode 100644 index 02acded..0000000 --- a/arch/arm/mach-s5pv210/include/mach/spi-clocks.h +++ /dev/null @@ -1,17 +0,0 @@ -/* linux/arch/arm/mach-s5pv210/include/mach/spi-clocks.h - * - * Copyright (C) 2010 Samsung Electronics Co. Ltd. - * Jaswinder Singh <jassi.brar@samsung.com> - * - * 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. - */ - -#ifndef __S5PV210_PLAT_SPI_CLKS_H -#define __S5PV210_PLAT_SPI_CLKS_H __FILE__ - -#define S5PV210_SPI_SRCCLK_PCLK 0 -#define S5PV210_SPI_SRCCLK_SCLK 1 - -#endif /* __S5PV210_PLAT_SPI_CLKS_H */ diff --git a/arch/arm/mach-s5pv210/setup-spi.c b/arch/arm/mach-s5pv210/setup-spi.c index f43c504..81aecc1 100644 --- a/arch/arm/mach-s5pv210/setup-spi.c +++ b/arch/arm/mach-s5pv210/setup-spi.c @@ -9,20 +9,10 @@ */ #include <linux/gpio.h> -#include <linux/platform_device.h> - #include <plat/gpio-cfg.h> -#include <plat/s3c64xx-spi.h> #ifdef CONFIG_S3C64XX_DEV_SPI0 -struct s3c64xx_spi_info s3c64xx_spi0_pdata = { - .fifo_lvl_mask = 0x1ff, - .rx_lvl_offset = 15, - .high_speed = 1, - .tx_st_done = 25, -}; - -int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi0_cfg_gpio(void) { s3c_gpio_cfgpin(S5PV210_GPB(0), S3C_GPIO_SFN(2)); s3c_gpio_setpull(S5PV210_GPB(0), S3C_GPIO_PULL_UP); @@ -33,14 +23,7 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) #endif #ifdef CONFIG_S3C64XX_DEV_SPI1 -struct s3c64xx_spi_info s3c64xx_spi1_pdata = { - .fifo_lvl_mask = 0x7f, - .rx_lvl_offset = 15, - .high_speed = 1, - .tx_st_done = 25, -}; - -int s3c64xx_spi1_cfg_gpio(struct platform_device *dev) +int s3c64xx_spi1_cfg_gpio(void) { s3c_gpio_cfgpin(S5PV210_GPB(4), S3C_GPIO_SFN(2)); s3c_gpio_setpull(S5PV210_GPB(4), S3C_GPIO_PULL_UP); diff --git a/arch/arm/mach-shmobile/platsmp.c b/arch/arm/mach-shmobile/platsmp.c index e859fcd..fde0d23 100644 --- a/arch/arm/mach-shmobile/platsmp.c +++ b/arch/arm/mach-shmobile/platsmp.c @@ -22,8 +22,13 @@ #include <mach/common.h> #include <mach/emev2.h> +#ifdef CONFIG_ARCH_SH73A0 #define is_sh73a0() (machine_is_ag5evm() || machine_is_kota2() || \ of_machine_is_compatible("renesas,sh73a0")) +#else +#define is_sh73a0() (0) +#endif + #define is_r8a7779() machine_is_marzen() #ifdef CONFIG_ARCH_EMEV2 diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c index 0f41bd1..66db5f1 100644 --- a/arch/arm/mach-spear3xx/spear3xx.c +++ b/arch/arm/mach-spear3xx/spear3xx.c @@ -87,7 +87,7 @@ void __init spear3xx_map_io(void) static void __init spear3xx_timer_init(void) { - char pclk_name[] = "pll3_48m_clk"; + char pclk_name[] = "pll3_clk"; struct clk *gpt_clk, *pclk; spear3xx_clk_init(); diff --git a/arch/arm/mach-spear6xx/spear6xx.c b/arch/arm/mach-spear6xx/spear6xx.c index 2e2e359..9af67d0 100644 --- a/arch/arm/mach-spear6xx/spear6xx.c +++ b/arch/arm/mach-spear6xx/spear6xx.c @@ -423,7 +423,7 @@ void __init spear6xx_map_io(void) static void __init spear6xx_timer_init(void) { - char pclk_name[] = "pll3_48m_clk"; + char pclk_name[] = "pll3_clk"; struct clk *gpt_clk, *pclk; spear6xx_clk_init(); diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index 6a113a9..7c40739 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -63,7 +63,6 @@ comment "Tegra board type" config MACH_HARMONY bool "Harmony board" depends on ARCH_TEGRA_2x_SOC - select MACH_HAS_SND_SOC_TEGRA_WM8903 if SND_SOC help Support for nVidia Harmony development platform @@ -71,7 +70,6 @@ config MACH_KAEN bool "Kaen board" depends on ARCH_TEGRA_2x_SOC select MACH_SEABOARD - select MACH_HAS_SND_SOC_TEGRA_WM8903 if SND_SOC help Support for the Kaen version of Seaboard @@ -84,7 +82,6 @@ config MACH_PAZ00 config MACH_SEABOARD bool "Seaboard board" depends on ARCH_TEGRA_2x_SOC - select MACH_HAS_SND_SOC_TEGRA_WM8903 if SND_SOC help Support for nVidia Seaboard development platform. It will also be included for some of the derivative boards that diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile index 2eb4445..90aae34 100644 --- a/arch/arm/mach-tegra/Makefile +++ b/arch/arm/mach-tegra/Makefile @@ -8,9 +8,10 @@ obj-y += timer.o obj-y += fuse.o obj-y += pmc.o obj-y += flowctrl.o +obj-y += powergate.o +obj-y += apbio.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o obj-$(CONFIG_CPU_IDLE) += sleep.o -obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += powergate.o obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra2_clocks.o obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra2_emc.o obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += board-dt-tegra30.o @@ -18,7 +19,7 @@ obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30_clocks.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_SMP) += reset.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o -obj-$(CONFIG_TEGRA_SYSTEM_DMA) += dma.o apbio.o +obj-$(CONFIG_TEGRA_SYSTEM_DMA) += dma.o obj-$(CONFIG_CPU_FREQ) += cpu-tegra.o obj-$(CONFIG_TEGRA_PCI) += pcie.o obj-$(CONFIG_USB_SUPPORT) += usb_phy.o diff --git a/arch/arm/mach-tegra/Makefile.boot b/arch/arm/mach-tegra/Makefile.boot index 9a82094..435f00c 100644 --- a/arch/arm/mach-tegra/Makefile.boot +++ b/arch/arm/mach-tegra/Makefile.boot @@ -2,9 +2,10 @@ zreladdr-$(CONFIG_ARCH_TEGRA_2x_SOC) += 0x00008000 params_phys-$(CONFIG_ARCH_TEGRA_2x_SOC) := 0x00000100 initrd_phys-$(CONFIG_ARCH_TEGRA_2x_SOC) := 0x00800000 -dtb-$(CONFIG_MACH_HARMONY) += tegra-harmony.dtb -dtb-$(CONFIG_MACH_PAZ00) += tegra-paz00.dtb -dtb-$(CONFIG_MACH_SEABOARD) += tegra-seaboard.dtb -dtb-$(CONFIG_MACH_TRIMSLICE) += tegra-trimslice.dtb -dtb-$(CONFIG_MACH_VENTANA) += tegra-ventana.dtb -dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra-cardhu.dtb +dtb-$(CONFIG_MACH_HARMONY) += tegra20-harmony.dtb +dtb-$(CONFIG_MACH_PAZ00) += tegra20-paz00.dtb +dtb-$(CONFIG_MACH_SEABOARD) += tegra20-seaboard.dtb +dtb-$(CONFIG_MACH_TRIMSLICE) += tegra20-trimslice.dtb +dtb-$(CONFIG_MACH_VENTANA) += tegra20-ventana.dtb +dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20-whistler.dtb +dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30-cardhu.dtb diff --git a/arch/arm/mach-tegra/apbio.c b/arch/arm/mach-tegra/apbio.c index e75451e..dc0fe38 100644 --- a/arch/arm/mach-tegra/apbio.c +++ b/arch/arm/mach-tegra/apbio.c @@ -15,6 +15,9 @@ #include <linux/kernel.h> #include <linux/io.h> +#include <mach/iomap.h> +#include <linux/of.h> +#include <linux/dmaengine.h> #include <linux/dma-mapping.h> #include <linux/spinlock.h> #include <linux/completion.h> @@ -22,17 +25,21 @@ #include <linux/mutex.h> #include <mach/dma.h> -#include <mach/iomap.h> #include "apbio.h" +#if defined(CONFIG_TEGRA_SYSTEM_DMA) || defined(CONFIG_TEGRA20_APB_DMA) static DEFINE_MUTEX(tegra_apb_dma_lock); - -static struct tegra_dma_channel *tegra_apb_dma; static u32 *tegra_apb_bb; static dma_addr_t tegra_apb_bb_phys; static DECLARE_COMPLETION(tegra_apb_wait); +static u32 tegra_apb_readl_direct(unsigned long offset); +static void tegra_apb_writel_direct(u32 value, unsigned long offset); + +#if defined(CONFIG_TEGRA_SYSTEM_DMA) +static struct tegra_dma_channel *tegra_apb_dma; + bool tegra_apb_init(void) { struct tegra_dma_channel *ch; @@ -72,13 +79,13 @@ static void apb_dma_complete(struct tegra_dma_req *req) complete(&tegra_apb_wait); } -u32 tegra_apb_readl(unsigned long offset) +static u32 tegra_apb_readl_using_dma(unsigned long offset) { struct tegra_dma_req req; int ret; if (!tegra_apb_dma && !tegra_apb_init()) - return readl(IO_TO_VIRT(offset)); + return tegra_apb_readl_direct(offset); mutex_lock(&tegra_apb_dma_lock); req.complete = apb_dma_complete; @@ -108,13 +115,13 @@ u32 tegra_apb_readl(unsigned long offset) return *((u32 *)tegra_apb_bb); } -void tegra_apb_writel(u32 value, unsigned long offset) +static void tegra_apb_writel_using_dma(u32 value, unsigned long offset) { struct tegra_dma_req req; int ret; if (!tegra_apb_dma && !tegra_apb_init()) { - writel(value, IO_TO_VIRT(offset)); + tegra_apb_writel_direct(value, offset); return; } @@ -143,3 +150,176 @@ void tegra_apb_writel(u32 value, unsigned long offset) mutex_unlock(&tegra_apb_dma_lock); } + +#else +static struct dma_chan *tegra_apb_dma_chan; +static struct dma_slave_config dma_sconfig; + +bool tegra_apb_dma_init(void) +{ + dma_cap_mask_t mask; + + mutex_lock(&tegra_apb_dma_lock); + + /* Check to see if we raced to setup */ + if (tegra_apb_dma_chan) + goto skip_init; + + dma_cap_zero(mask); + dma_cap_set(DMA_SLAVE, mask); + tegra_apb_dma_chan = dma_request_channel(mask, NULL, NULL); + if (!tegra_apb_dma_chan) { + /* + * This is common until the device is probed, so don't + * shout about it. + */ + pr_debug("%s: can not allocate dma channel\n", __func__); + goto err_dma_alloc; + } + + tegra_apb_bb = dma_alloc_coherent(NULL, sizeof(u32), + &tegra_apb_bb_phys, GFP_KERNEL); + if (!tegra_apb_bb) { + pr_err("%s: can not allocate bounce buffer\n", __func__); + goto err_buff_alloc; + } + + dma_sconfig.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + dma_sconfig.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + dma_sconfig.slave_id = TEGRA_DMA_REQ_SEL_CNTR; + dma_sconfig.src_maxburst = 1; + dma_sconfig.dst_maxburst = 1; + +skip_init: + mutex_unlock(&tegra_apb_dma_lock); + return true; + +err_buff_alloc: + dma_release_channel(tegra_apb_dma_chan); + tegra_apb_dma_chan = NULL; + +err_dma_alloc: + mutex_unlock(&tegra_apb_dma_lock); + return false; +} + +static void apb_dma_complete(void *args) +{ + complete(&tegra_apb_wait); +} + +static int do_dma_transfer(unsigned long apb_add, + enum dma_transfer_direction dir) +{ + struct dma_async_tx_descriptor *dma_desc; + int ret; + + if (dir == DMA_DEV_TO_MEM) + dma_sconfig.src_addr = apb_add; + else + dma_sconfig.dst_addr = apb_add; + + ret = dmaengine_slave_config(tegra_apb_dma_chan, &dma_sconfig); + if (ret) + return ret; + + dma_desc = dmaengine_prep_slave_single(tegra_apb_dma_chan, + tegra_apb_bb_phys, sizeof(u32), dir, + DMA_PREP_INTERRUPT | DMA_CTRL_ACK); + if (!dma_desc) + return -EINVAL; + + dma_desc->callback = apb_dma_complete; + dma_desc->callback_param = NULL; + + INIT_COMPLETION(tegra_apb_wait); + + dmaengine_submit(dma_desc); + dma_async_issue_pending(tegra_apb_dma_chan); + ret = wait_for_completion_timeout(&tegra_apb_wait, + msecs_to_jiffies(50)); + + if (WARN(ret == 0, "apb read dma timed out")) { + dmaengine_terminate_all(tegra_apb_dma_chan); + return -EFAULT; + } + return 0; +} + +static u32 tegra_apb_readl_using_dma(unsigned long offset) +{ + int ret; + + if (!tegra_apb_dma_chan && !tegra_apb_dma_init()) + return tegra_apb_readl_direct(offset); + + mutex_lock(&tegra_apb_dma_lock); + ret = do_dma_transfer(offset, DMA_DEV_TO_MEM); + if (ret < 0) { + pr_err("error in reading offset 0x%08lx using dma\n", offset); + *(u32 *)tegra_apb_bb = 0; + } + mutex_unlock(&tegra_apb_dma_lock); + return *((u32 *)tegra_apb_bb); +} + +static void tegra_apb_writel_using_dma(u32 value, unsigned long offset) +{ + int ret; + + if (!tegra_apb_dma_chan && !tegra_apb_dma_init()) { + tegra_apb_writel_direct(value, offset); + return; + } + + mutex_lock(&tegra_apb_dma_lock); + *((u32 *)tegra_apb_bb) = value; + ret = do_dma_transfer(offset, DMA_MEM_TO_DEV); + if (ret < 0) + pr_err("error in writing offset 0x%08lx using dma\n", offset); + mutex_unlock(&tegra_apb_dma_lock); +} +#endif +#else +#define tegra_apb_readl_using_dma tegra_apb_readl_direct +#define tegra_apb_writel_using_dma tegra_apb_writel_direct +#endif + +typedef u32 (*apbio_read_fptr)(unsigned long offset); +typedef void (*apbio_write_fptr)(u32 value, unsigned long offset); + +static apbio_read_fptr apbio_read; +static apbio_write_fptr apbio_write; + +static u32 tegra_apb_readl_direct(unsigned long offset) +{ + return readl(IO_TO_VIRT(offset)); +} + +static void tegra_apb_writel_direct(u32 value, unsigned long offset) +{ + writel(value, IO_TO_VIRT(offset)); +} + +void tegra_apb_io_init(void) +{ + /* Need to use dma only when it is Tegra20 based platform */ + if (of_machine_is_compatible("nvidia,tegra20") || + !of_have_populated_dt()) { + apbio_read = tegra_apb_readl_using_dma; + apbio_write = tegra_apb_writel_using_dma; + } else { + apbio_read = tegra_apb_readl_direct; + apbio_write = tegra_apb_writel_direct; + } +} + +u32 tegra_apb_readl(unsigned long offset) +{ + return apbio_read(offset); +} + +void tegra_apb_writel(u32 value, unsigned long offset) +{ + apbio_write(value, offset); +} diff --git a/arch/arm/mach-tegra/apbio.h b/arch/arm/mach-tegra/apbio.h index 8b49e8c..f05d71c 100644 --- a/arch/arm/mach-tegra/apbio.h +++ b/arch/arm/mach-tegra/apbio.h @@ -16,24 +16,7 @@ #ifndef __MACH_TEGRA_APBIO_H #define __MACH_TEGRA_APBIO_H -#ifdef CONFIG_TEGRA_SYSTEM_DMA - +void tegra_apb_io_init(void); u32 tegra_apb_readl(unsigned long offset); void tegra_apb_writel(u32 value, unsigned long offset); - -#else -#include <asm/io.h> -#include <mach/io.h> - -static inline u32 tegra_apb_readl(unsigned long offset) -{ - return readl(IO_TO_VIRT(offset)); -} - -static inline void tegra_apb_writel(u32 value, unsigned long offset) -{ - writel(value, IO_TO_VIRT(offset)); -} -#endif - #endif diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 204a5c8..96fef6b 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -33,6 +33,7 @@ #include "clock.h" #include "fuse.h" #include "pmc.h" +#include "apbio.h" /* * Storage for debug-macro.S's state. @@ -127,6 +128,7 @@ static void __init tegra_init_cache(u32 tag_latency, u32 data_latency) #ifdef CONFIG_ARCH_TEGRA_2x_SOC void __init tegra20_init_early(void) { + tegra_apb_io_init(); tegra_init_fuse(); tegra2_init_clocks(); tegra_clk_init_from_table(tegra20_clk_init_table); @@ -138,6 +140,7 @@ void __init tegra20_init_early(void) #ifdef CONFIG_ARCH_TEGRA_3x_SOC void __init tegra30_init_early(void) { + tegra_apb_io_init(); tegra_init_fuse(); tegra30_init_clocks(); tegra_clk_init_from_table(tegra30_clk_init_table); diff --git a/arch/arm/mach-tegra/cpuidle.c b/arch/arm/mach-tegra/cpuidle.c index d83a8c0..566e2f8 100644 --- a/arch/arm/mach-tegra/cpuidle.c +++ b/arch/arm/mach-tegra/cpuidle.c @@ -27,9 +27,9 @@ #include <linux/cpuidle.h> #include <linux/hrtimer.h> -#include <mach/iomap.h> +#include <asm/proc-fns.h> -extern void tegra_cpu_wfi(void); +#include <mach/iomap.h> static int tegra_idle_enter_lp3(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index); @@ -64,7 +64,7 @@ static int tegra_idle_enter_lp3(struct cpuidle_device *dev, enter = ktime_get(); - tegra_cpu_wfi(); + cpu_do_idle(); exit = ktime_sub(ktime_get(), enter); us = ktime_to_us(exit); diff --git a/arch/arm/mach-tegra/sleep.S b/arch/arm/mach-tegra/sleep.S index 5b20197..d29b156 100644 --- a/arch/arm/mach-tegra/sleep.S +++ b/arch/arm/mach-tegra/sleep.S @@ -62,32 +62,3 @@ movw \reg, #:lower16:\val movt \reg, #:upper16:\val .endm - -/* - * tegra_cpu_wfi - * - * puts current CPU in clock-gated wfi using the flow controller - * - * corrupts r0-r3 - * must be called with MMU on - */ - -ENTRY(tegra_cpu_wfi) - cpu_id r0 - cpu_to_halt_reg r1, r0 - cpu_to_csr_reg r2, r0 - mov32 r0, TEGRA_FLOW_CTRL_VIRT - mov r3, #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG - str r3, [r0, r2] @ clear event & interrupt status - mov r3, #FLOW_CTRL_WAIT_FOR_INTERRUPT | FLOW_CTRL_JTAG_RESUME - str r3, [r0, r1] @ put flow controller in wait irq mode - dsb - wfi - mov r3, #0 - str r3, [r0, r1] @ clear flow controller halt status - mov r3, #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG - str r3, [r0, r2] @ clear event & interrupt status - dsb - mov pc, lr -ENDPROC(tegra_cpu_wfi) - diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig index 53d3d46..c013bbf 100644 --- a/arch/arm/mach-ux500/Kconfig +++ b/arch/arm/mach-ux500/Kconfig @@ -41,6 +41,7 @@ config MACH_HREFV60 config MACH_SNOWBALL bool "U8500 Snowball platform" select MACH_MOP500 + select LEDS_GPIO help Include support for the snowball development platform. diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c index 920251c..18ff781 100644 --- a/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/arch/arm/mach-ux500/board-mop500-sdi.c @@ -80,7 +80,7 @@ static struct stedma40_chan_cfg mop500_sdi0_dma_cfg_tx = { }; #endif -static struct mmci_platform_data mop500_sdi0_data = { +struct mmci_platform_data mop500_sdi0_data = { .ios_handler = mop500_sdi0_ios_handler, .ocr_mask = MMC_VDD_29_30, .f_max = 50000000, @@ -227,7 +227,7 @@ static struct stedma40_chan_cfg mop500_sdi4_dma_cfg_tx = { }; #endif -static struct mmci_platform_data mop500_sdi4_data = { +struct mmci_platform_data mop500_sdi4_data = { .ocr_mask = MMC_VDD_29_30, .f_max = 50000000, .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA | diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index 1509a3c..84461fa 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -58,7 +58,7 @@ static struct gpio_led snowball_led_array[] = { { .name = "user_led", - .default_trigger = "none", + .default_trigger = "heartbeat", .gpio = 142, }, }; @@ -331,43 +331,12 @@ static struct i2c_board_info __initdata mop500_i2c2_devices[] = { }, }; -#define U8500_I2C_CONTROLLER(id, _slsu, _tft, _rft, clk, t_out, _sm) \ -static struct nmk_i2c_controller u8500_i2c##id##_data = { \ - /* \ - * slave data setup time, which is \ - * 250 ns,100ns,10ns which is 14,6,2 \ - * respectively for a 48 Mhz \ - * i2c clock \ - */ \ - .slsu = _slsu, \ - /* Tx FIFO threshold */ \ - .tft = _tft, \ - /* Rx FIFO threshold */ \ - .rft = _rft, \ - /* std. mode operation */ \ - .clk_freq = clk, \ - /* Slave response timeout(ms) */\ - .timeout = t_out, \ - .sm = _sm, \ -} - -/* - * The board uses 4 i2c controllers, initialize all of - * them with slave data setup time of 250 ns, - * Tx & Rx FIFO threshold values as 8 and standard - * mode of operation - */ -U8500_I2C_CONTROLLER(0, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); -U8500_I2C_CONTROLLER(1, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); -U8500_I2C_CONTROLLER(2, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); -U8500_I2C_CONTROLLER(3, 0xe, 1, 8, 100000, 200, I2C_FREQ_MODE_FAST); - static void __init mop500_i2c_init(struct device *parent) { - db8500_add_i2c0(parent, &u8500_i2c0_data); - db8500_add_i2c1(parent, &u8500_i2c1_data); - db8500_add_i2c2(parent, &u8500_i2c2_data); - db8500_add_i2c3(parent, &u8500_i2c3_data); + db8500_add_i2c0(parent, NULL); + db8500_add_i2c1(parent, NULL); + db8500_add_i2c2(parent, NULL); + db8500_add_i2c3(parent, NULL); } static struct gpio_keys_button mop500_gpio_keys[] = { @@ -625,11 +594,6 @@ static struct platform_device *snowball_platform_devs[] __initdata = { &ab8500_device, }; -static struct platform_device *snowball_of_platform_devs[] __initdata = { - &snowball_led_dev, - &snowball_key_dev, -}; - static void __init mop500_init_machine(void) { struct device *parent = NULL; @@ -769,6 +733,11 @@ MACHINE_END #ifdef CONFIG_MACH_UX500_DT +static struct platform_device *snowball_of_platform_devs[] __initdata = { + &snowball_led_dev, + &snowball_key_dev, +}; + struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = { /* Requires DMA and call-back bindings. */ OF_DEV_AUXDATA("arm,pl011", 0x80120000, "uart0", &uart0_plat), @@ -776,6 +745,8 @@ struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = { OF_DEV_AUXDATA("arm,pl011", 0x80007000, "uart2", &uart2_plat), /* Requires DMA bindings. */ OF_DEV_AUXDATA("arm,pl022", 0x80002000, "ssp0", &ssp0_plat), + OF_DEV_AUXDATA("arm,pl18x", 0x80126000, "sdi0", &mop500_sdi0_data), + OF_DEV_AUXDATA("arm,pl18x", 0x80114000, "sdi4", &mop500_sdi4_data), /* Requires clock name bindings. */ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8012e000, "gpio.0", NULL), OF_DEV_AUXDATA("st,nomadik-gpio", 0x8012e080, "gpio.1", NULL), @@ -786,6 +757,13 @@ struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = { OF_DEV_AUXDATA("st,nomadik-gpio", 0x8011e000, "gpio.6", NULL), OF_DEV_AUXDATA("st,nomadik-gpio", 0x8011e080, "gpio.7", NULL), OF_DEV_AUXDATA("st,nomadik-gpio", 0xa03fe000, "gpio.8", NULL), + OF_DEV_AUXDATA("st,nomadik-i2c", 0x80004000, "nmk-i2c.0", NULL), + OF_DEV_AUXDATA("st,nomadik-i2c", 0x80122000, "nmk-i2c.1", NULL), + OF_DEV_AUXDATA("st,nomadik-i2c", 0x80128000, "nmk-i2c.2", NULL), + OF_DEV_AUXDATA("st,nomadik-i2c", 0x80110000, "nmk-i2c.3", NULL), + OF_DEV_AUXDATA("st,nomadik-i2c", 0x8012a000, "nmk-i2c.4", NULL), + /* Requires device name bindings. */ + OF_DEV_AUXDATA("stericsson,nmk_pinctrl", 0, "pinctrl-db8500", NULL), {}, }; @@ -818,8 +796,6 @@ static void __init u8500_init_machine(void) for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++) mop500_platform_devs[i]->dev.parent = parent; - for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++) - snowball_platform_devs[i]->dev.parent = parent; /* automatically probe child nodes of db8500 device */ of_platform_populate(NULL, u8500_local_bus_nodes, u8500_auxdata_lookup, parent); @@ -838,18 +814,6 @@ static void __init u8500_init_machine(void) mop500_uib_init(); - } else if (of_machine_is_compatible("calaosystems,snowball-a9500")) { - /* - * Devices to be DT:ed: - * snowball_led_dev = todo - * snowball_key_dev = todo - * snowball_sbnet_dev = done - * ab8500_device = done - */ - platform_add_devices(snowball_of_platform_devs, - ARRAY_SIZE(snowball_of_platform_devs)); - - snowball_sdi_init(parent); } else if (of_machine_is_compatible("st-ericsson,hrefv60+")) { /* * The HREFv60 board removed a GPIO expander and routed @@ -871,7 +835,6 @@ static void __init u8500_init_machine(void) mop500_uib_init(); } - mop500_i2c_init(parent); /* This board has full regulator constraints */ regulator_has_full_constraints(); diff --git a/arch/arm/mach-ux500/board-mop500.h b/arch/arm/mach-ux500/board-mop500.h index 2f87b25..b5bfc1a 100644 --- a/arch/arm/mach-ux500/board-mop500.h +++ b/arch/arm/mach-ux500/board-mop500.h @@ -9,6 +9,7 @@ /* For NOMADIK_NR_GPIO */ #include <mach/irqs.h> +#include <linux/amba/mmci.h> /* Snowball specific GPIO assignments, this board has no GPIO expander */ #define SNOWBALL_ACCEL_INT1_GPIO 163 @@ -78,6 +79,8 @@ struct device; struct i2c_board_info; +extern struct mmci_platform_data mop500_sdi0_data; +extern struct mmci_platform_data mop500_sdi4_data; extern void mop500_sdi_init(struct device *parent); extern void snowball_sdi_init(struct device *parent); diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 33275eb..c8dd94f 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -139,7 +139,6 @@ static struct platform_device *platform_devs[] __initdata = { static struct platform_device *of_platform_devs[] __initdata = { &u8500_dma40_device, - &db8500_pmu_device, }; static resource_size_t __initdata db8500_gpio_base[] = { @@ -237,7 +236,6 @@ struct device * __init u8500_of_init_devices(void) parent = db8500_soc_device_init(); - db8500_add_rtc(parent); db8500_add_usb(parent, usb_db8500_rx_dma_cfg, usb_db8500_tx_dma_cfg); platform_device_register_data(parent, @@ -249,7 +247,7 @@ struct device * __init u8500_of_init_devices(void) /* * Devices to be DT:ed: * u8500_dma40_device = todo - * db8500_pmu_device = todo + * db8500_pmu_device = done * db8500_prcmu_device = done */ platform_add_devices(of_platform_devs, ARRAY_SIZE(of_platform_devs)); diff --git a/arch/arm/mach-ux500/timer.c b/arch/arm/mach-ux500/timer.c index 741e71f..66e7f00 100644 --- a/arch/arm/mach-ux500/timer.c +++ b/arch/arm/mach-ux500/timer.c @@ -63,8 +63,10 @@ static void __init ux500_timer_init(void) /* TODO: Once MTU has been DT:ed place code above into else. */ if (of_have_populated_dt()) { +#ifdef CONFIG_OF np = of_find_matching_node(NULL, prcmu_timer_of_match); if (!np) +#endif goto dt_fail; tmp_base = of_iomap(np, 0); diff --git a/arch/arm/mach-versatile/pci.c b/arch/arm/mach-versatile/pci.c index bec933b..e95bf84 100644 --- a/arch/arm/mach-versatile/pci.c +++ b/arch/arm/mach-versatile/pci.c @@ -339,7 +339,6 @@ void __init pci_versatile_preinit(void) static int __init versatile_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { int irq; - int devslot = PCI_SLOT(dev->devfn); /* slot, pin, irq * 24 1 27 diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig index cf8730d..fc3730f 100644 --- a/arch/arm/mach-vexpress/Kconfig +++ b/arch/arm/mach-vexpress/Kconfig @@ -2,7 +2,8 @@ menu "Versatile Express platform type" depends on ARCH_VEXPRESS config ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA - bool + bool "Enable A5 and A9 only errata work-arounds" + default y select ARM_ERRATA_720789 select ARM_ERRATA_751472 select PL310_ERRATA_753970 if CACHE_PL310 @@ -14,7 +15,6 @@ config ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA config ARCH_VEXPRESS_CA9X4 bool "Versatile Express Cortex-A9x4 tile" - select ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA select ARM_GIC select CPU_V7 select HAVE_SMP @@ -22,7 +22,6 @@ config ARCH_VEXPRESS_CA9X4 config ARCH_VEXPRESS_DT bool "Device Tree support for Versatile Express platforms" - select ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA select ARM_GIC select ARM_PATCH_PHYS_VIRT select AUTO_ZRELADDR diff --git a/arch/arm/mach-vexpress/Makefile.boot b/arch/arm/mach-vexpress/Makefile.boot index 909f85e..318d308 100644 --- a/arch/arm/mach-vexpress/Makefile.boot +++ b/arch/arm/mach-vexpress/Makefile.boot @@ -6,4 +6,5 @@ initrd_phys-y := 0x60800000 dtb-$(CONFIG_ARCH_VEXPRESS_DT) += vexpress-v2p-ca5s.dtb \ vexpress-v2p-ca9.dtb \ - vexpress-v2p-ca15-tc1.dtb + vexpress-v2p-ca15-tc1.dtb \ + vexpress-v2p-ca15_a7.dtb diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c index c65cc3b..61c4924 100644 --- a/arch/arm/mach-vexpress/ct-ca9x4.c +++ b/arch/arm/mach-vexpress/ct-ca9x4.c @@ -66,8 +66,15 @@ static void __init ct_ca9x4_init_irq(void) static void ct_ca9x4_clcd_enable(struct clcd_fb *fb) { - v2m_cfg_write(SYS_CFG_MUXFPGA | SYS_CFG_SITE_DB1, 0); - v2m_cfg_write(SYS_CFG_DVIMODE | SYS_CFG_SITE_DB1, 2); + u32 site = v2m_get_master_site(); + + /* + * Old firmware was using the "site" component of the command + * to control the DVI muxer (while it should be always 0 ie. MB). + * Newer firmware uses the data register. Keep both for compatibility. + */ + v2m_cfg_write(SYS_CFG_MUXFPGA | SYS_CFG_SITE(site), site); + v2m_cfg_write(SYS_CFG_DVIMODE | SYS_CFG_SITE(SYS_CFG_SITE_MB), 2); } static int ct_ca9x4_clcd_setup(struct clcd_fb *fb) @@ -105,43 +112,11 @@ static struct amba_device *ct_ca9x4_amba_devs[] __initdata = { }; -static long ct_round(struct clk *clk, unsigned long rate) -{ - return rate; -} - -static int ct_set(struct clk *clk, unsigned long rate) -{ - return v2m_cfg_write(SYS_CFG_OSC | SYS_CFG_SITE_DB1 | 1, rate); -} - -static const struct clk_ops osc1_clk_ops = { - .round = ct_round, - .set = ct_set, -}; - -static struct clk osc1_clk = { - .ops = &osc1_clk_ops, - .rate = 24000000, -}; - -static struct clk ct_sp804_clk = { - .rate = 1000000, -}; - -static struct clk_lookup lookups[] = { - { /* CLCD */ - .dev_id = "ct:clcd", - .clk = &osc1_clk, - }, { /* SP804 timers */ - .dev_id = "sp804", - .con_id = "ct-timer0", - .clk = &ct_sp804_clk, - }, { /* SP804 timers */ - .dev_id = "sp804", - .con_id = "ct-timer1", - .clk = &ct_sp804_clk, - }, +static struct v2m_osc ct_osc1 = { + .osc = 1, + .rate_min = 10000000, + .rate_max = 80000000, + .rate_default = 23750000, }; static struct resource pmu_resources[] = { @@ -174,14 +149,10 @@ static struct platform_device pmu_device = { .resource = pmu_resources, }; -static void __init ct_ca9x4_init_early(void) -{ - clkdev_add_table(lookups, ARRAY_SIZE(lookups)); -} - static void __init ct_ca9x4_init(void) { int i; + struct clk *clk; #ifdef CONFIG_CACHE_L2X0 void __iomem *l2x0_base = ioremap(CT_CA9X4_L2CC, SZ_4K); @@ -193,6 +164,10 @@ static void __init ct_ca9x4_init(void) l2x0_init(l2x0_base, 0x00400000, 0xfe0fffff); #endif + ct_osc1.site = v2m_get_master_site(); + clk = v2m_osc_register("ct:osc1", &ct_osc1); + clk_register_clkdev(clk, NULL, "ct:clcd"); + for (i = 0; i < ARRAY_SIZE(ct_ca9x4_amba_devs); i++) amba_device_register(ct_ca9x4_amba_devs[i], &iomem_resource); @@ -234,7 +209,6 @@ struct ct_desc ct_ca9x4_desc __initdata = { .id = V2M_CT_ID_CA9, .name = "CA9x4", .map_io = ct_ca9x4_map_io, - .init_early = ct_ca9x4_init_early, .init_irq = ct_ca9x4_init_irq, .init_tile = ct_ca9x4_init, #ifdef CONFIG_SMP diff --git a/arch/arm/mach-vexpress/include/mach/clkdev.h b/arch/arm/mach-vexpress/include/mach/clkdev.h deleted file mode 100644 index 3f8307d..0000000 --- a/arch/arm/mach-vexpress/include/mach/clkdev.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef __ASM_MACH_CLKDEV_H -#define __ASM_MACH_CLKDEV_H - -#include <plat/clock.h> - -struct clk { - const struct clk_ops *ops; - unsigned long rate; - const struct icst_params *params; -}; - -#define __clk_get(clk) ({ 1; }) -#define __clk_put(clk) do { } while (0) - -#endif diff --git a/arch/arm/mach-vexpress/include/mach/debug-macro.S b/arch/arm/mach-vexpress/include/mach/debug-macro.S index fa82247..9f509f5 100644 --- a/arch/arm/mach-vexpress/include/mach/debug-macro.S +++ b/arch/arm/mach-vexpress/include/mach/debug-macro.S @@ -18,6 +18,8 @@ #define DEBUG_LL_VIRT_BASE 0xf8000000 +#if defined(CONFIG_DEBUG_VEXPRESS_UART0_DETECT) + .macro addruart,rp,rv,tmp @ Make an educated guess regarding the memory map: @@ -41,3 +43,42 @@ .endm #include <asm/hardware/debug-pl01x.S> + +#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_CA9) + + .macro addruart,rp,rv,tmp + mov \rp, #DEBUG_LL_UART_OFFSET + orr \rv, \rp, #DEBUG_LL_VIRT_BASE + orr \rp, \rp, #DEBUG_LL_PHYS_BASE + .endm + +#include <asm/hardware/debug-pl01x.S> + +#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_RS1) + + .macro addruart,rp,rv,tmp + mov \rp, #DEBUG_LL_UART_OFFSET_RS1 + orr \rv, \rp, #DEBUG_LL_VIRT_BASE + orr \rp, \rp, #DEBUG_LL_PHYS_BASE_RS1 + .endm + +#include <asm/hardware/debug-pl01x.S> + +#else /* CONFIG_DEBUG_LL_UART_NONE */ + + .macro addruart, rp, rv, tmp + /* Safe dummy values */ + mov \rp, #0 + mov \rv, #DEBUG_LL_VIRT_BASE + .endm + + .macro senduart,rd,rx + .endm + + .macro waituart,rd,rx + .endm + + .macro busyuart,rd,rx + .endm + +#endif diff --git a/arch/arm/mach-vexpress/include/mach/motherboard.h b/arch/arm/mach-vexpress/include/mach/motherboard.h index 31a9289..1e388c7 100644 --- a/arch/arm/mach-vexpress/include/mach/motherboard.h +++ b/arch/arm/mach-vexpress/include/mach/motherboard.h @@ -1,6 +1,8 @@ #ifndef __MACH_MOTHERBOARD_H #define __MACH_MOTHERBOARD_H +#include <linux/clk-provider.h> + /* * Physical addresses, offset from V2M_PA_CS0-3 */ @@ -104,9 +106,10 @@ #define SYS_CFG_REBOOT (9 << 20) #define SYS_CFG_DVIMODE (11 << 20) #define SYS_CFG_POWER (12 << 20) -#define SYS_CFG_SITE_MB (0 << 16) -#define SYS_CFG_SITE_DB1 (1 << 16) -#define SYS_CFG_SITE_DB2 (2 << 16) +#define SYS_CFG_SITE(n) ((n) << 16) +#define SYS_CFG_SITE_MB 0 +#define SYS_CFG_SITE_DB1 1 +#define SYS_CFG_SITE_DB2 2 #define SYS_CFG_STACK(n) ((n) << 12) #define SYS_CFG_ERR (1 << 1) @@ -122,6 +125,8 @@ void v2m_flags_set(u32 data); #define SYS_MISC_MASTERSITE (1 << 14) #define SYS_PROCIDx_HBI_MASK 0xfff +int v2m_get_master_site(void); + /* * Core tile IDs */ @@ -144,4 +149,21 @@ struct ct_desc { extern struct ct_desc *ct_desc; +/* + * OSC clock provider + */ +struct v2m_osc { + struct clk_hw hw; + u8 site; /* 0 = motherboard, 1 = site 1, 2 = site 2 */ + u8 stack; /* board stack position */ + u16 osc; + unsigned long rate_min; + unsigned long rate_max; + unsigned long rate_default; +}; + +#define to_v2m_osc(osc) container_of(osc, struct v2m_osc, hw) + +struct clk *v2m_osc_register(const char *name, struct v2m_osc *osc); + #endif diff --git a/arch/arm/mach-vexpress/include/mach/uncompress.h b/arch/arm/mach-vexpress/include/mach/uncompress.h index 7dab559..1e472eb 100644 --- a/arch/arm/mach-vexpress/include/mach/uncompress.h +++ b/arch/arm/mach-vexpress/include/mach/uncompress.h @@ -27,6 +27,7 @@ static unsigned long get_uart_base(void) { +#if defined(CONFIG_DEBUG_VEXPRESS_UART0_DETECT) unsigned long mpcore_periph; /* @@ -42,6 +43,13 @@ static unsigned long get_uart_base(void) return UART_BASE; else return UART_BASE_RS1; +#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_CA9) + return UART_BASE; +#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_RS1) + return UART_BASE_RS1; +#else + return 0; +#endif } /* @@ -51,6 +59,9 @@ static inline void putc(int c) { unsigned long base = get_uart_base(); + if (!base) + return; + while (AMBA_UART_FR(base) & (1 << 5)) barrier(); @@ -61,6 +72,9 @@ static inline void flush(void) { unsigned long base = get_uart_base(); + if (!base) + return; + while (AMBA_UART_FR(base) & (1 << 3)) barrier(); } diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c index fde26ad..37608f2 100644 --- a/arch/arm/mach-vexpress/v2m.c +++ b/arch/arm/mach-vexpress/v2m.c @@ -16,7 +16,10 @@ #include <linux/spinlock.h> #include <linux/usb/isp1760.h> #include <linux/clkdev.h> +#include <linux/clk-provider.h> #include <linux/mtd/physmap.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <asm/arch_timer.h> #include <asm/mach-types.h> @@ -81,16 +84,6 @@ static void __init v2m_sp804_init(void __iomem *base, unsigned int irq) sp804_clockevents_init(base + TIMER_1_BASE, irq, "v2m-timer0"); } -static void __init v2m_timer_init(void) -{ - v2m_sysctl_init(ioremap(V2M_SYSCTL, SZ_4K)); - v2m_sp804_init(ioremap(V2M_TIMER01, SZ_4K), IRQ_V2M_TIMER0); -} - -static struct sys_timer v2m_timer = { - .init = v2m_timer_init, -}; - static DEFINE_SPINLOCK(v2m_cfg_lock); @@ -147,6 +140,13 @@ void __init v2m_flags_set(u32 data) writel(data, v2m_sysreg_base + V2M_SYS_FLAGSSET); } +int v2m_get_master_site(void) +{ + u32 misc = readl(v2m_sysreg_base + V2M_SYS_MISC); + + return misc & SYS_MISC_MASTERSITE ? SYS_CFG_SITE_DB2 : SYS_CFG_SITE_DB1; +} + static struct resource v2m_pcie_i2c_resource = { .start = V2M_SERIAL_BUS_PCI, @@ -201,6 +201,11 @@ static struct platform_device v2m_eth_device = { .dev.platform_data = &v2m_eth_config, }; +static struct regulator_consumer_supply v2m_eth_supplies[] = { + REGULATOR_SUPPLY("vddvario", "smsc911x"), + REGULATOR_SUPPLY("vdd33a", "smsc911x"), +}; + static struct resource v2m_usb_resources[] = { { .start = V2M_ISP1761, @@ -319,98 +324,145 @@ static struct amba_device *v2m_amba_devs[] __initdata = { }; -static long v2m_osc_round(struct clk *clk, unsigned long rate) +static unsigned long v2m_osc_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct v2m_osc *osc = to_v2m_osc(hw); + + return !parent_rate ? osc->rate_default : parent_rate; +} + +static long v2m_osc_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) { + struct v2m_osc *osc = to_v2m_osc(hw); + + if (WARN_ON(rate < osc->rate_min)) + rate = osc->rate_min; + + if (WARN_ON(rate > osc->rate_max)) + rate = osc->rate_max; + return rate; } -static int v2m_osc1_set(struct clk *clk, unsigned long rate) +static int v2m_osc_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) { - return v2m_cfg_write(SYS_CFG_OSC | SYS_CFG_SITE_MB | 1, rate); + struct v2m_osc *osc = to_v2m_osc(hw); + + v2m_cfg_write(SYS_CFG_OSC | SYS_CFG_SITE(osc->site) | + SYS_CFG_STACK(osc->stack) | osc->osc, rate); + + return 0; } -static const struct clk_ops osc1_clk_ops = { - .round = v2m_osc_round, - .set = v2m_osc1_set, -}; - -static struct clk osc1_clk = { - .ops = &osc1_clk_ops, - .rate = 24000000, -}; - -static struct clk osc2_clk = { - .rate = 24000000, -}; - -static struct clk v2m_sp804_clk = { - .rate = 1000000, -}; - -static struct clk v2m_ref_clk = { - .rate = 32768, -}; - -static struct clk dummy_apb_pclk; - -static struct clk_lookup v2m_lookups[] = { - { /* AMBA bus clock */ - .con_id = "apb_pclk", - .clk = &dummy_apb_pclk, - }, { /* UART0 */ - .dev_id = "mb:uart0", - .clk = &osc2_clk, - }, { /* UART1 */ - .dev_id = "mb:uart1", - .clk = &osc2_clk, - }, { /* UART2 */ - .dev_id = "mb:uart2", - .clk = &osc2_clk, - }, { /* UART3 */ - .dev_id = "mb:uart3", - .clk = &osc2_clk, - }, { /* KMI0 */ - .dev_id = "mb:kmi0", - .clk = &osc2_clk, - }, { /* KMI1 */ - .dev_id = "mb:kmi1", - .clk = &osc2_clk, - }, { /* MMC0 */ - .dev_id = "mb:mmci", - .clk = &osc2_clk, - }, { /* CLCD */ - .dev_id = "mb:clcd", - .clk = &osc1_clk, - }, { /* SP805 WDT */ - .dev_id = "mb:wdt", - .clk = &v2m_ref_clk, - }, { /* SP804 timers */ - .dev_id = "sp804", - .con_id = "v2m-timer0", - .clk = &v2m_sp804_clk, - }, { /* SP804 timers */ - .dev_id = "sp804", - .con_id = "v2m-timer1", - .clk = &v2m_sp804_clk, - }, +static struct clk_ops v2m_osc_ops = { + .recalc_rate = v2m_osc_recalc_rate, + .round_rate = v2m_osc_round_rate, + .set_rate = v2m_osc_set_rate, +}; + +struct clk * __init v2m_osc_register(const char *name, struct v2m_osc *osc) +{ + struct clk_init_data init; + + WARN_ON(osc->site > 2); + WARN_ON(osc->stack > 15); + WARN_ON(osc->osc > 4095); + + init.name = name; + init.ops = &v2m_osc_ops; + init.flags = CLK_IS_ROOT; + init.num_parents = 0; + + osc->hw.init = &init; + + return clk_register(NULL, &osc->hw); +} + +static struct v2m_osc v2m_mb_osc1 = { + .site = SYS_CFG_SITE_MB, + .osc = 1, + .rate_min = 23750000, + .rate_max = 63500000, + .rate_default = 23750000, +}; + +static const char *v2m_ref_clk_periphs[] __initconst = { + "mb:wdt", "1000f000.wdt", "1c0f0000.wdt", /* SP805 WDT */ +}; + +static const char *v2m_osc1_periphs[] __initconst = { + "mb:clcd", "1001f000.clcd", "1c1f0000.clcd", /* PL111 CLCD */ +}; + +static const char *v2m_osc2_periphs[] __initconst = { + "mb:mmci", "10005000.mmci", "1c050000.mmci", /* PL180 MMCI */ + "mb:kmi0", "10006000.kmi", "1c060000.kmi", /* PL050 KMI0 */ + "mb:kmi1", "10007000.kmi", "1c070000.kmi", /* PL050 KMI1 */ + "mb:uart0", "10009000.uart", "1c090000.uart", /* PL011 UART0 */ + "mb:uart1", "1000a000.uart", "1c0a0000.uart", /* PL011 UART1 */ + "mb:uart2", "1000b000.uart", "1c0b0000.uart", /* PL011 UART2 */ + "mb:uart3", "1000c000.uart", "1c0c0000.uart", /* PL011 UART3 */ +}; + +static void __init v2m_clk_init(void) +{ + struct clk *clk; + int i; + + clk = clk_register_fixed_rate(NULL, "dummy_apb_pclk", NULL, + CLK_IS_ROOT, 0); + WARN_ON(clk_register_clkdev(clk, "apb_pclk", NULL)); + + clk = clk_register_fixed_rate(NULL, "mb:ref_clk", NULL, + CLK_IS_ROOT, 32768); + for (i = 0; i < ARRAY_SIZE(v2m_ref_clk_periphs); i++) + WARN_ON(clk_register_clkdev(clk, NULL, v2m_ref_clk_periphs[i])); + + clk = clk_register_fixed_rate(NULL, "mb:sp804_clk", NULL, + CLK_IS_ROOT, 1000000); + WARN_ON(clk_register_clkdev(clk, "v2m-timer0", "sp804")); + WARN_ON(clk_register_clkdev(clk, "v2m-timer1", "sp804")); + + clk = v2m_osc_register("mb:osc1", &v2m_mb_osc1); + for (i = 0; i < ARRAY_SIZE(v2m_osc1_periphs); i++) + WARN_ON(clk_register_clkdev(clk, NULL, v2m_osc1_periphs[i])); + + clk = clk_register_fixed_rate(NULL, "mb:osc2", NULL, + CLK_IS_ROOT, 24000000); + for (i = 0; i < ARRAY_SIZE(v2m_osc2_periphs); i++) + WARN_ON(clk_register_clkdev(clk, NULL, v2m_osc2_periphs[i])); +} + +static void __init v2m_timer_init(void) +{ + v2m_sysctl_init(ioremap(V2M_SYSCTL, SZ_4K)); + v2m_clk_init(); + v2m_sp804_init(ioremap(V2M_TIMER01, SZ_4K), IRQ_V2M_TIMER0); +} + +static struct sys_timer v2m_timer = { + .init = v2m_timer_init, }; static void __init v2m_init_early(void) { - ct_desc->init_early(); - clkdev_add_table(v2m_lookups, ARRAY_SIZE(v2m_lookups)); + if (ct_desc->init_early) + ct_desc->init_early(); versatile_sched_clock_init(v2m_sysreg_base + V2M_SYS_24MHZ, 24000000); } static void v2m_power_off(void) { - if (v2m_cfg_write(SYS_CFG_SHUTDOWN | SYS_CFG_SITE_MB, 0)) + if (v2m_cfg_write(SYS_CFG_SHUTDOWN | SYS_CFG_SITE(SYS_CFG_SITE_MB), 0)) printk(KERN_EMERG "Unable to shutdown\n"); } static void v2m_restart(char str, const char *cmd) { - if (v2m_cfg_write(SYS_CFG_REBOOT | SYS_CFG_SITE_MB, 0)) + if (v2m_cfg_write(SYS_CFG_REBOOT | SYS_CFG_SITE(SYS_CFG_SITE_MB), 0)) printk(KERN_EMERG "Unable to reboot\n"); } @@ -458,6 +510,9 @@ static void __init v2m_init(void) { int i; + regulator_register_fixed(0, v2m_eth_supplies, + ARRAY_SIZE(v2m_eth_supplies)); + platform_device_register(&v2m_pcie_i2c_device); platform_device_register(&v2m_ddc_i2c_device); platform_device_register(&v2m_flash_device); @@ -522,77 +577,6 @@ void __init v2m_dt_map_io(void) #endif } -static struct clk_lookup v2m_dt_lookups[] = { - { /* AMBA bus clock */ - .con_id = "apb_pclk", - .clk = &dummy_apb_pclk, - }, { /* SP804 timers */ - .dev_id = "sp804", - .con_id = "v2m-timer0", - .clk = &v2m_sp804_clk, - }, { /* SP804 timers */ - .dev_id = "sp804", - .con_id = "v2m-timer1", - .clk = &v2m_sp804_clk, - }, { /* PL180 MMCI */ - .dev_id = "mb:mmci", /* 10005000.mmci */ - .clk = &osc2_clk, - }, { /* PL050 KMI0 */ - .dev_id = "10006000.kmi", - .clk = &osc2_clk, - }, { /* PL050 KMI1 */ - .dev_id = "10007000.kmi", - .clk = &osc2_clk, - }, { /* PL011 UART0 */ - .dev_id = "10009000.uart", - .clk = &osc2_clk, - }, { /* PL011 UART1 */ - .dev_id = "1000a000.uart", - .clk = &osc2_clk, - }, { /* PL011 UART2 */ - .dev_id = "1000b000.uart", - .clk = &osc2_clk, - }, { /* PL011 UART3 */ - .dev_id = "1000c000.uart", - .clk = &osc2_clk, - }, { /* SP805 WDT */ - .dev_id = "1000f000.wdt", - .clk = &v2m_ref_clk, - }, { /* PL111 CLCD */ - .dev_id = "1001f000.clcd", - .clk = &osc1_clk, - }, - /* RS1 memory map */ - { /* PL180 MMCI */ - .dev_id = "mb:mmci", /* 1c050000.mmci */ - .clk = &osc2_clk, - }, { /* PL050 KMI0 */ - .dev_id = "1c060000.kmi", - .clk = &osc2_clk, - }, { /* PL050 KMI1 */ - .dev_id = "1c070000.kmi", - .clk = &osc2_clk, - }, { /* PL011 UART0 */ - .dev_id = "1c090000.uart", - .clk = &osc2_clk, - }, { /* PL011 UART1 */ - .dev_id = "1c0a0000.uart", - .clk = &osc2_clk, - }, { /* PL011 UART2 */ - .dev_id = "1c0b0000.uart", - .clk = &osc2_clk, - }, { /* PL011 UART3 */ - .dev_id = "1c0c0000.uart", - .clk = &osc2_clk, - }, { /* SP805 WDT */ - .dev_id = "1c0f0000.wdt", - .clk = &v2m_ref_clk, - }, { /* PL111 CLCD */ - .dev_id = "1c1f0000.clcd", - .clk = &osc1_clk, - }, -}; - void __init v2m_dt_init_early(void) { struct device_node *node; @@ -605,8 +589,8 @@ void __init v2m_dt_init_early(void) /* Confirm board type against DT property, if available */ if (of_property_read_u32(allnodes, "arm,hbi", &dt_hbi) == 0) { - u32 misc = readl(v2m_sysreg_base + V2M_SYS_MISC); - u32 id = readl(v2m_sysreg_base + (misc & SYS_MISC_MASTERSITE ? + int site = v2m_get_master_site(); + u32 id = readl(v2m_sysreg_base + (site == SYS_CFG_SITE_DB2 ? V2M_SYS_PROCID1 : V2M_SYS_PROCID0)); u32 hbi = id & SYS_PROCIDx_HBI_MASK; @@ -614,8 +598,6 @@ void __init v2m_dt_init_early(void) pr_warning("vexpress: DT HBI (%x) is not matching " "hardware (%x)!\n", dt_hbi, hbi); } - - clkdev_add_table(v2m_dt_lookups, ARRAY_SIZE(v2m_dt_lookups)); } static struct of_device_id vexpress_irq_match[] __initdata = { @@ -637,6 +619,8 @@ static void __init v2m_dt_timer_init(void) node = of_find_compatible_node(NULL, NULL, "arm,sp810"); v2m_sysctl_init(of_iomap(node, 0)); + v2m_clk_init(); + err = of_property_read_string(of_aliases, "arm,v2m_timer", &path); if (WARN_ON(err)) return; diff --git a/arch/arm/mach-vt8500/Makefile b/arch/arm/mach-vt8500/Makefile index 81aedb7..54e6997 100644 --- a/arch/arm/mach-vt8500/Makefile +++ b/arch/arm/mach-vt8500/Makefile @@ -1,4 +1,4 @@ -obj-y += devices.o gpio.o irq.o timer.o +obj-y += devices.o gpio.o irq.o timer.o restart.o obj-$(CONFIG_VTWM_VERSION_VT8500) += devices-vt8500.o obj-$(CONFIG_VTWM_VERSION_WM8505) += devices-wm8505.o diff --git a/arch/arm/mach-vt8500/bv07.c b/arch/arm/mach-vt8500/bv07.c index a464c75..f9fbeb2 100644 --- a/arch/arm/mach-vt8500/bv07.c +++ b/arch/arm/mach-vt8500/bv07.c @@ -23,6 +23,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include <mach/restart.h> #include "devices.h" @@ -62,6 +63,7 @@ void __init bv07_init(void) else printk(KERN_ERR "PMC Hibernation register could not be remapped, not enabling power off!\n"); + wmt_setup_restart(); vt8500_set_resources(); platform_add_devices(devices, ARRAY_SIZE(devices)); vt8500_gpio_init(); @@ -69,6 +71,7 @@ void __init bv07_init(void) MACHINE_START(BV07, "Benign BV07 Mini Netbook") .atag_offset = 0x100, + .restart = wmt_restart, .reserve = vt8500_reserve_mem, .map_io = vt8500_map_io, .init_irq = vt8500_init_irq, diff --git a/arch/arm/mach-vt8500/include/mach/restart.h b/arch/arm/mach-vt8500/include/mach/restart.h new file mode 100644 index 0000000..89f9b78 --- /dev/null +++ b/arch/arm/mach-vt8500/include/mach/restart.h @@ -0,0 +1,17 @@ +/* linux/arch/arm/mach-vt8500/restart.h + * + * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz> + * + * 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. + * + */ + +void wmt_setup_restart(void); +void wmt_restart(char mode, const char *cmd); diff --git a/arch/arm/mach-vt8500/include/mach/system.h b/arch/arm/mach-vt8500/include/mach/system.h deleted file mode 100644 index 58fa801..0000000 --- a/arch/arm/mach-vt8500/include/mach/system.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * arch/arm/mach-vt8500/include/mach/system.h - * - */ -#include <asm/io.h> - -/* PM Software Reset request register */ -#define VT8500_PMSR_VIRT 0xf8130060 - -static inline void arch_reset(char mode, const char *cmd) -{ - writel(1, VT8500_PMSR_VIRT); -} diff --git a/arch/arm/mach-vt8500/restart.c b/arch/arm/mach-vt8500/restart.c new file mode 100644 index 0000000..497e89a --- /dev/null +++ b/arch/arm/mach-vt8500/restart.c @@ -0,0 +1,54 @@ +/* linux/arch/arm/mach-vt8500/restart.c + * + * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz> + * + * 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 <asm/io.h> +#include <linux/of.h> +#include <linux/of_address.h> + +#define LEGACY_PMC_BASE 0xD8130000 +#define WMT_PRIZM_PMSR_REG 0x60 + +static void __iomem *pmc_base; + +void wmt_setup_restart(void) +{ + struct device_node *np; + + /* + * Check if Power Mgmt Controller node is present in device tree. If no + * device tree node, use the legacy PMSR value (valid for all current + * SoCs). + */ + np = of_find_compatible_node(NULL, NULL, "wmt,prizm-pmc"); + if (np) { + pmc_base = of_iomap(np, 0); + + if (!pmc_base) + pr_err("%s:of_iomap(pmc) failed\n", __func__); + + of_node_put(np); + } else { + pmc_base = ioremap(LEGACY_PMC_BASE, 0x1000); + if (!pmc_base) { + pr_err("%s:ioremap(rstc) failed\n", __func__); + return; + } + } +} + +void wmt_restart(char mode, const char *cmd) +{ + if (pmc_base) + writel(1, pmc_base + WMT_PRIZM_PMSR_REG); +} diff --git a/arch/arm/mach-vt8500/wm8505_7in.c b/arch/arm/mach-vt8500/wm8505_7in.c index cf910a9..db19886 100644 --- a/arch/arm/mach-vt8500/wm8505_7in.c +++ b/arch/arm/mach-vt8500/wm8505_7in.c @@ -23,6 +23,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include <mach/restart.h> #include "devices.h" @@ -61,7 +62,7 @@ void __init wm8505_7in_init(void) pm_power_off = &vt8500_power_off; else printk(KERN_ERR "PMC Hibernation register could not be remapped, not enabling power off!\n"); - + wmt_setup_restart(); wm8505_set_resources(); platform_add_devices(devices, ARRAY_SIZE(devices)); vt8500_gpio_init(); @@ -69,6 +70,7 @@ void __init wm8505_7in_init(void) MACHINE_START(WM8505_7IN_NETBOOK, "WM8505 7-inch generic netbook") .atag_offset = 0x100, + .restart = wmt_restart, .reserve = wm8505_reserve_mem, .map_io = wm8505_map_io, .init_irq = wm8505_init_irq, diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 4044abc..655878b 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1091,7 +1091,7 @@ error: while (--i) if (pages[i]) __free_pages(pages[i], 0); - if (array_size < PAGE_SIZE) + if (array_size <= PAGE_SIZE) kfree(pages); else vfree(pages); @@ -1106,7 +1106,7 @@ static int __iommu_free_buffer(struct device *dev, struct page **pages, size_t s for (i = 0; i < count; i++) if (pages[i]) __free_pages(pages[i], 0); - if (array_size < PAGE_SIZE) + if (array_size <= PAGE_SIZE) kfree(pages); else vfree(pages); diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index c471436..2e8a1ef 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h @@ -64,7 +64,7 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page #ifdef CONFIG_ZONE_DMA extern phys_addr_t arm_dma_limit; #else -#define arm_dma_limit ((u32)~0) +#define arm_dma_limit ((phys_addr_t)~0) #endif extern phys_addr_t arm_lowmem_limit; diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index e5dad60..cf4528d 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -791,6 +791,79 @@ void __init iotable_init(struct map_desc *io_desc, int nr) } } +#ifndef CONFIG_ARM_LPAE + +/* + * The Linux PMD is made of two consecutive section entries covering 2MB + * (see definition in include/asm/pgtable-2level.h). However a call to + * create_mapping() may optimize static mappings by using individual + * 1MB section mappings. This leaves the actual PMD potentially half + * initialized if the top or bottom section entry isn't used, leaving it + * open to problems if a subsequent ioremap() or vmalloc() tries to use + * the virtual space left free by that unused section entry. + * + * Let's avoid the issue by inserting dummy vm entries covering the unused + * PMD halves once the static mappings are in place. + */ + +static void __init pmd_empty_section_gap(unsigned long addr) +{ + struct vm_struct *vm; + + vm = early_alloc_aligned(sizeof(*vm), __alignof__(*vm)); + vm->addr = (void *)addr; + vm->size = SECTION_SIZE; + vm->flags = VM_IOREMAP | VM_ARM_STATIC_MAPPING; + vm->caller = pmd_empty_section_gap; + vm_area_add_early(vm); +} + +static void __init fill_pmd_gaps(void) +{ + struct vm_struct *vm; + unsigned long addr, next = 0; + pmd_t *pmd; + + /* we're still single threaded hence no lock needed here */ + for (vm = vmlist; vm; vm = vm->next) { + if (!(vm->flags & VM_ARM_STATIC_MAPPING)) + continue; + addr = (unsigned long)vm->addr; + if (addr < next) + continue; + + /* + * Check if this vm starts on an odd section boundary. + * If so and the first section entry for this PMD is free + * then we block the corresponding virtual address. + */ + if ((addr & ~PMD_MASK) == SECTION_SIZE) { + pmd = pmd_off_k(addr); + if (pmd_none(*pmd)) + pmd_empty_section_gap(addr & PMD_MASK); + } + + /* + * Then check if this vm ends on an odd section boundary. + * If so and the second section entry for this PMD is empty + * then we block the corresponding virtual address. + */ + addr += vm->size; + if ((addr & ~PMD_MASK) == SECTION_SIZE) { + pmd = pmd_off_k(addr) + 1; + if (pmd_none(*pmd)) + pmd_empty_section_gap(addr); + } + + /* no need to look at any vm entry until we hit the next PMD */ + next = (addr + PMD_SIZE - 1) & PMD_MASK; + } +} + +#else +#define fill_pmd_gaps() do { } while (0) +#endif + static void * __initdata vmalloc_min = (void *)(VMALLOC_END - (240 << 20) - VMALLOC_OFFSET); @@ -1072,6 +1145,7 @@ static void __init devicemaps_init(struct machine_desc *mdesc) */ if (mdesc->map_io) mdesc->map_io(); + fill_pmd_gaps(); /* * Finally flush the caches and tlb to ensure that we're in a diff --git a/arch/arm/plat-mxc/devices/platform-mxc_rtc.c b/arch/arm/plat-mxc/devices/platform-mxc_rtc.c index 16d0ec4..a5c9ad5 100644 --- a/arch/arm/plat-mxc/devices/platform-mxc_rtc.c +++ b/arch/arm/plat-mxc/devices/platform-mxc_rtc.c @@ -20,6 +20,11 @@ const struct imx_mxc_rtc_data imx31_mxc_rtc_data __initconst = imx_mxc_rtc_data_entry_single(MX31); #endif /* ifdef CONFIG_SOC_IMX31 */ +#ifdef CONFIG_SOC_IMX35 +const struct imx_mxc_rtc_data imx35_mxc_rtc_data __initconst = + imx_mxc_rtc_data_entry_single(MX35); +#endif /* ifdef CONFIG_SOC_IMX35 */ + struct platform_device *__init imx_add_mxc_rtc( const struct imx_mxc_rtc_data *data) { diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h index e429ca1..7cfcc44 100644 --- a/arch/arm/plat-mxc/include/mach/common.h +++ b/arch/arm/plat-mxc/include/mach/common.h @@ -67,6 +67,7 @@ extern int mx51_clocks_init(unsigned long ckil, unsigned long osc, extern int mx53_clocks_init(unsigned long ckil, unsigned long osc, unsigned long ckih1, unsigned long ckih2); extern int mx27_clocks_init_dt(void); +extern int mx31_clocks_init_dt(void); extern int mx51_clocks_init_dt(void); extern int mx53_clocks_init_dt(void); extern int mx6q_clocks_init(void); diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx51.h b/arch/arm/plat-mxc/include/mach/iomux-mx51.h index 36c8989..2623e7a 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx51.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx51.h @@ -107,11 +107,13 @@ #define MX51_PAD_EIM_D25__UART2_CTS IOMUX_PAD(0x414, 0x080, 4, __NA_, 0, MX51_UART_PAD_CTRL) #define MX51_PAD_EIM_D25__UART3_RXD IOMUX_PAD(0x414, 0x080, 3, 0x9f4, 0, MX51_UART_PAD_CTRL) #define MX51_PAD_EIM_D25__USBOTG_DATA1 IOMUX_PAD(0x414, 0x080, 2, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_EIM_D25__GPT_CMPOUT1 IOMUX_PAD(0x414, 0x080, 5, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_D26__EIM_D26 IOMUX_PAD(0x418, 0x084, 0, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_D26__KEY_COL7 IOMUX_PAD(0x418, 0x084, 1, 0x9cc, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_D26__UART2_RTS IOMUX_PAD(0x418, 0x084, 4, 0x9e8, 3, MX51_UART_PAD_CTRL) #define MX51_PAD_EIM_D26__UART3_TXD IOMUX_PAD(0x418, 0x084, 3, __NA_, 0, MX51_UART_PAD_CTRL) #define MX51_PAD_EIM_D26__USBOTG_DATA2 IOMUX_PAD(0x418, 0x084, 2, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_EIM_D26__GPT_CMPOUT2 IOMUX_PAD(0x418, 0x084, 5, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_D27__AUD6_RXC IOMUX_PAD(0x41c, 0x088, 5, 0x8f4, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_D27__EIM_D27 IOMUX_PAD(0x41c, 0x088, 0, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_D27__GPIO2_9 IOMUX_PAD(0x41c, 0x088, 1, __NA_, 0, MX51_GPIO_PAD_CTRL) @@ -228,6 +230,7 @@ #define MX51_PAD_EIM_CRE__EIM_CRE IOMUX_PAD(0x4a0, 0x100, 0, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_CRE__GPIO3_2 IOMUX_PAD(0x4a0, 0x100, 1, 0x97c, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_DRAM_CS1__DRAM_CS1 IOMUX_PAD(0x4d0, 0x104, 0, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_DRAM_CS1__CCM_CLKO IOMUX_PAD(0x4d0, 0x104, 1, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_NANDF_WE_B__GPIO3_3 IOMUX_PAD(0x4e4, 0x108, 3, 0x980, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_NANDF_WE_B__NANDF_WE_B IOMUX_PAD(0x4e4, 0x108, 0, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_NANDF_WE_B__PATA_DIOW IOMUX_PAD(0x4e4, 0x108, 1, __NA_, 0, NO_PAD_CTRL) @@ -256,12 +259,14 @@ #define MX51_PAD_NANDF_RB1__GPIO3_9 IOMUX_PAD(0x4fc, 0x120, 3, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_NANDF_RB1__NANDF_RB1 IOMUX_PAD(0x4fc, 0x120, 0, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_NANDF_RB1__PATA_IORDY IOMUX_PAD(0x4fc, 0x120, 1, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_NANDF_RB1__GPT_CMPOUT2 IOMUX_PAD(0x4fc, 0x120, 4, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_NANDF_RB1__SD4_CMD IOMUX_PAD(0x4fc, 0x120, 0x15, __NA_, 0, MX51_SDHCI_PAD_CTRL) #define MX51_PAD_NANDF_RB2__DISP2_WAIT IOMUX_PAD(0x500, 0x124, 5, 0x9a8, 0, NO_PAD_CTRL) #define MX51_PAD_NANDF_RB2__ECSPI2_SCLK IOMUX_PAD(0x500, 0x124, 2, __NA_, 0, MX51_ECSPI_PAD_CTRL) #define MX51_PAD_NANDF_RB2__FEC_COL IOMUX_PAD(0x500, 0x124, 1, 0x94c, 0, MX51_PAD_CTRL_2) #define MX51_PAD_NANDF_RB2__GPIO3_10 IOMUX_PAD(0x500, 0x124, 3, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_NANDF_RB2__NANDF_RB2 IOMUX_PAD(0x500, 0x124, 0, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_NANDF_RB2__GPT_CMPOUT3 IOMUX_PAD(0x500, 0x124, 4, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_NANDF_RB2__USBH3_H3_DP IOMUX_PAD(0x500, 0x124, 0x17, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_NANDF_RB2__USBH3_NXT IOMUX_PAD(0x500, 0x124, 6, 0xa20, 0, NO_PAD_CTRL) #define MX51_PAD_NANDF_RB3__DISP1_WAIT IOMUX_PAD(0x504, 0x128, 5, __NA_, 0, NO_PAD_CTRL) @@ -637,7 +642,9 @@ #define MX51_PAD_DISP1_DAT23__DISP2_DAT17 IOMUX_PAD(0x728, 0x328, 5, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_DISP1_DAT23__DISP2_SER_CS IOMUX_PAD(0x728, 0x328, 4, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_DI1_PIN3__DI1_PIN3 IOMUX_PAD(0x72c, 0x32c, 0, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_DI1_DISP_CLK__DI1_DISP_CLK IOMUX_PAD(0x730, __NA_, 0, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_DI1_PIN2__DI1_PIN2 IOMUX_PAD(0x734, 0x330, 0, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_DI1_PIN15__DI1_PIN15 IOMUX_PAD(0x738, __NA_, 0, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_DI_GP2__DISP1_SER_CLK IOMUX_PAD(0x740, 0x338, 0, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_DI_GP2__DISP2_WAIT IOMUX_PAD(0x740, 0x338, 2, 0x9a8, 1, NO_PAD_CTRL) #define MX51_PAD_DI_GP3__CSI1_DATA_EN IOMUX_PAD(0x744, 0x33c, 3, 0x9a0, 1, NO_PAD_CTRL) @@ -780,6 +787,8 @@ #define MX51_PAD_GPIO1_2__PWM1_PWMO IOMUX_PAD(0x7d4, 0x3cc, 1, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_3__GPIO1_3 IOMUX_PAD(0x7d8, 0x3d0, 0, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_GPIO1_3__I2C2_SDA IOMUX_PAD(0x7d8, 0x3d0, 0x12, 0x9bc, 3, MX51_I2C_PAD_CTRL) +#define MX51_PAD_GPIO1_3__CCM_CLKO2 IOMUX_PAD(0x7d8, 0x3d0, 5, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_GPIO1_3__GPT_CLKIN IOMUX_PAD(0x7d8, 0x3d0, 6, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_3__PLL2_BYP IOMUX_PAD(0x7d8, 0x3d0, 7, 0x910, 1, NO_PAD_CTRL) #define MX51_PAD_GPIO1_3__PWM2_PWMO IOMUX_PAD(0x7d8, 0x3d0, 1, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_PMIC_INT_REQ__PMIC_INT_REQ IOMUX_PAD(0x7fc, 0x3d4, 0, __NA_, 0, NO_PAD_CTRL) @@ -788,13 +797,16 @@ #define MX51_PAD_GPIO1_4__EIM_RDY IOMUX_PAD(0x804, 0x3d8, 3, 0x938, 1, NO_PAD_CTRL) #define MX51_PAD_GPIO1_4__GPIO1_4 IOMUX_PAD(0x804, 0x3d8, 0, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_GPIO1_4__WDOG1_WDOG_B IOMUX_PAD(0x804, 0x3d8, 2, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_GPIO1_4__GPT_CAPIN1 IOMUX_PAD(0x804, 0x3d8, 6, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_5__CSI2_MCLK IOMUX_PAD(0x808, 0x3dc, 6, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_5__DISP2_PIN16 IOMUX_PAD(0x808, 0x3dc, 3, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_5__GPIO1_5 IOMUX_PAD(0x808, 0x3dc, 0, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_GPIO1_5__WDOG2_WDOG_B IOMUX_PAD(0x808, 0x3dc, 2, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_GPIO1_5__CCM_CLKO IOMUX_PAD(0x808, 0x3dc, 5, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_6__DISP2_PIN17 IOMUX_PAD(0x80c, 0x3e0, 4, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_6__GPIO1_6 IOMUX_PAD(0x80c, 0x3e0, 0, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_GPIO1_6__REF_EN_B IOMUX_PAD(0x80c, 0x3e0, 3, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_GPIO1_6__GPT_CAPIN2 IOMUX_PAD(0x80c, 0x3e0, 6, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_7__CCM_OUT_0 IOMUX_PAD(0x810, 0x3e4, 3, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_7__GPIO1_7 IOMUX_PAD(0x810, 0x3e4, 0, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_GPIO1_7__SD2_WP IOMUX_PAD(0x810, 0x3e4, 6, __NA_, 0, MX51_ESDHC_PAD_CTRL) @@ -803,11 +815,13 @@ #define MX51_PAD_GPIO1_8__GPIO1_8 IOMUX_PAD(0x814, 0x3e8, 0, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_GPIO1_8__SD2_CD IOMUX_PAD(0x814, 0x3e8, 6, __NA_, 0, MX51_ESDHC_PAD_CTRL) #define MX51_PAD_GPIO1_8__USBH3_PWR IOMUX_PAD(0x814, 0x3e8, 1, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_GPIO1_8__CCM_CLKO2 IOMUX_PAD(0x814, 0x3e8, 4, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_9__CCM_OUT_1 IOMUX_PAD(0x818, 0x3ec, 3, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_9__DISP2_D1_CS IOMUX_PAD(0x818, 0x3ec, 2, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_9__DISP2_SER_CS IOMUX_PAD(0x818, 0x3ec, 7, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_9__GPIO1_9 IOMUX_PAD(0x818, 0x3ec, 0, __NA_, 0, MX51_GPIO_PAD_CTRL) #define MX51_PAD_GPIO1_9__SD2_LCTL IOMUX_PAD(0x818, 0x3ec, 6, __NA_, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO1_9__USBH3_OC IOMUX_PAD(0x818, 0x3ec, 1, __NA_, 0, NO_PAD_CTRL) +#define MX51_PAD_GPIO1_9__CCM_CLKO IOMUX_PAD(0x818, 0x3ec, 4, __NA_, 0, NO_PAD_CTRL) #endif /* __MACH_IOMUX_MX51_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/mxc_ehci.h b/arch/arm/plat-mxc/include/mach/mxc_ehci.h index 9ffd1bb..7eb9d13 100644 --- a/arch/arm/plat-mxc/include/mach/mxc_ehci.h +++ b/arch/arm/plat-mxc/include/mach/mxc_ehci.h @@ -20,13 +20,15 @@ #define MXC_EHCI_INTERFACE_MASK (0xf) #define MXC_EHCI_POWER_PINS_ENABLED (1 << 5) -#define MXC_EHCI_TTL_ENABLED (1 << 6) - -#define MXC_EHCI_INTERNAL_PHY (1 << 7) -#define MXC_EHCI_IPPUE_DOWN (1 << 8) -#define MXC_EHCI_IPPUE_UP (1 << 9) -#define MXC_EHCI_WAKEUP_ENABLED (1 << 10) -#define MXC_EHCI_ITC_NO_THRESHOLD (1 << 11) +#define MXC_EHCI_PWR_PIN_ACTIVE_HIGH (1 << 6) +#define MXC_EHCI_OC_PIN_ACTIVE_LOW (1 << 7) +#define MXC_EHCI_TTL_ENABLED (1 << 8) + +#define MXC_EHCI_INTERNAL_PHY (1 << 9) +#define MXC_EHCI_IPPUE_DOWN (1 << 10) +#define MXC_EHCI_IPPUE_UP (1 << 11) +#define MXC_EHCI_WAKEUP_ENABLED (1 << 12) +#define MXC_EHCI_ITC_NO_THRESHOLD (1 << 13) #define MXC_USBCTRL_OFFSET 0 #define MXC_USB_PHY_CTR_FUNC_OFFSET 0x8 diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index e2d911d..68b180e 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -243,9 +243,7 @@ IS_AM_SUBCLASS(335x, 0x335) /* * Macros to detect individual cpu types. * These are only rarely needed. - * cpu_is_omap330(): True for OMAP330 - * cpu_is_omap730(): True for OMAP730 - * cpu_is_omap850(): True for OMAP850 + * cpu_is_omap310(): True for OMAP310 * cpu_is_omap1510(): True for OMAP1510 * cpu_is_omap1610(): True for OMAP1610 * cpu_is_omap1611(): True for OMAP1611 @@ -267,8 +265,6 @@ static inline int is_omap ##type (void) \ } IS_OMAP_TYPE(310, 0x0310) -IS_OMAP_TYPE(730, 0x0730) -IS_OMAP_TYPE(850, 0x0850) IS_OMAP_TYPE(1510, 0x1510) IS_OMAP_TYPE(1610, 0x1610) IS_OMAP_TYPE(1611, 0x1611) @@ -282,8 +278,6 @@ IS_OMAP_TYPE(2430, 0x2430) IS_OMAP_TYPE(3430, 0x3430) #define cpu_is_omap310() 0 -#define cpu_is_omap730() 0 -#define cpu_is_omap850() 0 #define cpu_is_omap1510() 0 #define cpu_is_omap1610() 0 #define cpu_is_omap5912() 0 @@ -300,19 +294,9 @@ IS_OMAP_TYPE(3430, 0x3430) /* * Whether we have MULTI_OMAP1 or not, we still need to distinguish - * between 730 vs 850, 330 vs. 1510 and 1611B/5912 vs. 1710. + * between 310 vs. 1510 and 1611B/5912 vs. 1710. */ -#if defined(CONFIG_ARCH_OMAP730) -# undef cpu_is_omap730 -# define cpu_is_omap730() is_omap730() -#endif - -#if defined(CONFIG_ARCH_OMAP850) -# undef cpu_is_omap850 -# define cpu_is_omap850() is_omap850() -#endif - #if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap310 # undef cpu_is_omap1510 diff --git a/arch/arm/plat-omap/include/plat/mux.h b/arch/arm/plat-omap/include/plat/mux.h index aeba717..3239489 100644 --- a/arch/arm/plat-omap/include/plat/mux.h +++ b/arch/arm/plat-omap/include/plat/mux.h @@ -99,7 +99,7 @@ /* * OMAP730/850 has a slightly different config for the pin mux. - * - config regs are the OMAP7XX_IO_CONF_x regs (see omap730.h) regs and + * - config regs are the OMAP7XX_IO_CONF_x regs (see omap7xx.h) regs and * not the FUNC_MUX_CTRL_x regs from hardware.h * - for pull-up/down, only has one enable bit which is is in the same register * as mux config diff --git a/arch/arm/plat-omap/include/plat/omap730.h b/arch/arm/plat-omap/include/plat/omap730.h deleted file mode 100644 index 14272bc..0000000 --- a/arch/arm/plat-omap/include/plat/omap730.h +++ /dev/null @@ -1,102 +0,0 @@ -/* arch/arm/plat-omap/include/mach/omap730.h - * - * Hardware definitions for TI OMAP730 processor. - * - * Cleanup for Linux-2.6 by Dirk Behme <dirk.behme@de.bosch.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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * 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., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef __ASM_ARCH_OMAP730_H -#define __ASM_ARCH_OMAP730_H - -/* - * ---------------------------------------------------------------------------- - * Base addresses - * ---------------------------------------------------------------------------- - */ - -/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */ - -#define OMAP730_DSP_BASE 0xE0000000 -#define OMAP730_DSP_SIZE 0x50000 -#define OMAP730_DSP_START 0xE0000000 - -#define OMAP730_DSPREG_BASE 0xE1000000 -#define OMAP730_DSPREG_SIZE SZ_128K -#define OMAP730_DSPREG_START 0xE1000000 - -/* - * ---------------------------------------------------------------------------- - * OMAP730 specific configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP730_CONFIG_BASE 0xfffe1000 -#define OMAP730_IO_CONF_0 0xfffe1070 -#define OMAP730_IO_CONF_1 0xfffe1074 -#define OMAP730_IO_CONF_2 0xfffe1078 -#define OMAP730_IO_CONF_3 0xfffe107c -#define OMAP730_IO_CONF_4 0xfffe1080 -#define OMAP730_IO_CONF_5 0xfffe1084 -#define OMAP730_IO_CONF_6 0xfffe1088 -#define OMAP730_IO_CONF_7 0xfffe108c -#define OMAP730_IO_CONF_8 0xfffe1090 -#define OMAP730_IO_CONF_9 0xfffe1094 -#define OMAP730_IO_CONF_10 0xfffe1098 -#define OMAP730_IO_CONF_11 0xfffe109c -#define OMAP730_IO_CONF_12 0xfffe10a0 -#define OMAP730_IO_CONF_13 0xfffe10a4 - -#define OMAP730_MODE_1 0xfffe1010 -#define OMAP730_MODE_2 0xfffe1014 - -/* CSMI specials: in terms of base + offset */ -#define OMAP730_MODE2_OFFSET 0x14 - -/* - * ---------------------------------------------------------------------------- - * OMAP730 traffic controller configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP730_FLASH_CFG_0 0xfffecc10 -#define OMAP730_FLASH_ACFG_0 0xfffecc50 -#define OMAP730_FLASH_CFG_1 0xfffecc14 -#define OMAP730_FLASH_ACFG_1 0xfffecc54 - -/* - * ---------------------------------------------------------------------------- - * OMAP730 DSP control registers - * ---------------------------------------------------------------------------- - */ -#define OMAP730_ICR_BASE 0xfffbb800 -#define OMAP730_DSP_M_CTL 0xfffbb804 -#define OMAP730_DSP_MMU_BASE 0xfffed200 - -/* - * ---------------------------------------------------------------------------- - * OMAP730 PCC_UPLD configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP730_PCC_UPLD_CTRL_BASE (0xfffe0900) -#define OMAP730_PCC_UPLD_CTRL (OMAP730_PCC_UPLD_CTRL_BASE + 0x00) - -#endif /* __ASM_ARCH_OMAP730_H */ - diff --git a/arch/arm/plat-omap/include/plat/omap850.h b/arch/arm/plat-omap/include/plat/omap850.h deleted file mode 100644 index c33f679..0000000 --- a/arch/arm/plat-omap/include/plat/omap850.h +++ /dev/null @@ -1,102 +0,0 @@ -/* arch/arm/plat-omap/include/mach/omap850.h - * - * Hardware definitions for TI OMAP850 processor. - * - * Derived from omap730.h by Zebediah C. McClure <zmc@lurian.net> - * - * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * 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., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef __ASM_ARCH_OMAP850_H -#define __ASM_ARCH_OMAP850_H - -/* - * ---------------------------------------------------------------------------- - * Base addresses - * ---------------------------------------------------------------------------- - */ - -/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */ - -#define OMAP850_DSP_BASE 0xE0000000 -#define OMAP850_DSP_SIZE 0x50000 -#define OMAP850_DSP_START 0xE0000000 - -#define OMAP850_DSPREG_BASE 0xE1000000 -#define OMAP850_DSPREG_SIZE SZ_128K -#define OMAP850_DSPREG_START 0xE1000000 - -/* - * ---------------------------------------------------------------------------- - * OMAP850 specific configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP850_CONFIG_BASE 0xfffe1000 -#define OMAP850_IO_CONF_0 0xfffe1070 -#define OMAP850_IO_CONF_1 0xfffe1074 -#define OMAP850_IO_CONF_2 0xfffe1078 -#define OMAP850_IO_CONF_3 0xfffe107c -#define OMAP850_IO_CONF_4 0xfffe1080 -#define OMAP850_IO_CONF_5 0xfffe1084 -#define OMAP850_IO_CONF_6 0xfffe1088 -#define OMAP850_IO_CONF_7 0xfffe108c -#define OMAP850_IO_CONF_8 0xfffe1090 -#define OMAP850_IO_CONF_9 0xfffe1094 -#define OMAP850_IO_CONF_10 0xfffe1098 -#define OMAP850_IO_CONF_11 0xfffe109c -#define OMAP850_IO_CONF_12 0xfffe10a0 -#define OMAP850_IO_CONF_13 0xfffe10a4 - -#define OMAP850_MODE_1 0xfffe1010 -#define OMAP850_MODE_2 0xfffe1014 - -/* CSMI specials: in terms of base + offset */ -#define OMAP850_MODE2_OFFSET 0x14 - -/* - * ---------------------------------------------------------------------------- - * OMAP850 traffic controller configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP850_FLASH_CFG_0 0xfffecc10 -#define OMAP850_FLASH_ACFG_0 0xfffecc50 -#define OMAP850_FLASH_CFG_1 0xfffecc14 -#define OMAP850_FLASH_ACFG_1 0xfffecc54 - -/* - * ---------------------------------------------------------------------------- - * OMAP850 DSP control registers - * ---------------------------------------------------------------------------- - */ -#define OMAP850_ICR_BASE 0xfffbb800 -#define OMAP850_DSP_M_CTL 0xfffbb804 -#define OMAP850_DSP_MMU_BASE 0xfffed200 - -/* - * ---------------------------------------------------------------------------- - * OMAP850 PCC_UPLD configuration registers - * ---------------------------------------------------------------------------- - */ -#define OMAP850_PCC_UPLD_CTRL_BASE (0xfffe0900) -#define OMAP850_PCC_UPLD_CTRL (OMAP850_PCC_UPLD_CTRL_BASE + 0x00) - -#endif /* __ASM_ARCH_OMAP850_H */ - diff --git a/arch/arm/plat-omap/mailbox.c b/arch/arm/plat-omap/mailbox.c index ad32621..5e13c38 100644 --- a/arch/arm/plat-omap/mailbox.c +++ b/arch/arm/plat-omap/mailbox.c @@ -282,6 +282,8 @@ static int omap_mbox_startup(struct omap_mbox *mbox) } mbox->rxq = mq; mq->mbox = mbox; + + omap_mbox_enable_irq(mbox, IRQ_RX); } mutex_unlock(&mbox_configured_lock); return 0; @@ -305,6 +307,7 @@ static void omap_mbox_fini(struct omap_mbox *mbox) mutex_lock(&mbox_configured_lock); if (!--mbox->use_count) { + omap_mbox_disable_irq(mbox, IRQ_RX); free_irq(mbox->irq, mbox); tasklet_kill(&mbox->txq->tasklet); flush_work_sync(&mbox->rxq->work); @@ -338,13 +341,15 @@ struct omap_mbox *omap_mbox_get(const char *name, struct notifier_block *nb) if (!mbox) return ERR_PTR(-ENOENT); - ret = omap_mbox_startup(mbox); - if (ret) - return ERR_PTR(-ENODEV); - if (nb) blocking_notifier_chain_register(&mbox->notifier, nb); + ret = omap_mbox_startup(mbox); + if (ret) { + blocking_notifier_chain_unregister(&mbox->notifier, nb); + return ERR_PTR(-ENODEV); + } + return mbox; } EXPORT_SYMBOL(omap_mbox_get); diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig index a2fae4e..7aca31c 100644 --- a/arch/arm/plat-samsung/Kconfig +++ b/arch/arm/plat-samsung/Kconfig @@ -78,6 +78,10 @@ config S5P_HRT # clock options +config SAMSUNG_CLOCK + bool + default y if !COMMON_CLK + config SAMSUNG_CLKSRC bool help @@ -491,14 +495,6 @@ config S5P_SLEEP Internal config node to apply common S5P sleep management code. Can be selected by S5P and newer SoCs with similar sleep procedure. -comment "Power Domain" - -config SAMSUNG_PD - bool "Samsung Power Domain" - depends on PM_RUNTIME - help - Say Y here if you want to control Power Domain by Runtime PM. - config DEBUG_S3C_UART depends on PLAT_SAMSUNG int diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile index 860b2db..b787174 100644 --- a/arch/arm/plat-samsung/Makefile +++ b/arch/arm/plat-samsung/Makefile @@ -15,8 +15,8 @@ obj-y += init.o cpu.o obj-$(CONFIG_ARCH_USES_GETTIMEOFFSET) += time.o obj-$(CONFIG_S5P_HRT) += s5p-time.o -obj-y += clock.o -obj-y += pwm-clock.o +obj-$(CONFIG_SAMSUNG_CLOCK) += clock.o +obj-$(CONFIG_SAMSUNG_CLOCK) += pwm-clock.o obj-$(CONFIG_SAMSUNG_CLKSRC) += clock-clksrc.o obj-$(CONFIG_S5P_CLOCK) += s5p-clock.o @@ -60,10 +60,6 @@ obj-$(CONFIG_SAMSUNG_WAKEMASK) += wakeup-mask.o obj-$(CONFIG_S5P_PM) += s5p-pm.o s5p-irq-pm.o obj-$(CONFIG_S5P_SLEEP) += s5p-sleep.o -# PD support - -obj-$(CONFIG_SAMSUNG_PD) += pd.o - # PWM support obj-$(CONFIG_HAVE_PWM) += pwm.o diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c index 33ecd0c..b1e05cc 100644 --- a/arch/arm/plat-samsung/adc.c +++ b/arch/arm/plat-samsung/adc.c @@ -157,11 +157,13 @@ int s3c_adc_start(struct s3c_adc_client *client, return -EINVAL; } - if (client->is_ts && adc->ts_pend) - return -EAGAIN; - spin_lock_irqsave(&adc->lock, flags); + if (client->is_ts && adc->ts_pend) { + spin_unlock_irqrestore(&adc->lock, flags); + return -EAGAIN; + } + client->channel = channel; client->nr_samples = nr_samples; diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c index 1d214cb..74e31ce 100644 --- a/arch/arm/plat-samsung/devs.c +++ b/arch/arm/plat-samsung/devs.c @@ -126,7 +126,8 @@ struct platform_device s3c_device_adc = { #ifdef CONFIG_CPU_S3C2440 static struct resource s3c_camif_resource[] = { [0] = DEFINE_RES_MEM(S3C2440_PA_CAMIF, S3C2440_SZ_CAMIF), - [1] = DEFINE_RES_IRQ(IRQ_CAM), + [1] = DEFINE_RES_IRQ(IRQ_S3C2440_CAM_C), + [2] = DEFINE_RES_IRQ(IRQ_S3C2440_CAM_P), }; struct platform_device s3c_device_camif = { @@ -1512,7 +1513,7 @@ static struct resource s3c64xx_spi0_resource[] = { }; struct platform_device s3c64xx_device_spi0 = { - .name = "s3c64xx-spi", + .name = "s3c6410-spi", .id = 0, .num_resources = ARRAY_SIZE(s3c64xx_spi0_resource), .resource = s3c64xx_spi0_resource, @@ -1522,13 +1523,10 @@ struct platform_device s3c64xx_device_spi0 = { }, }; -void __init s3c64xx_spi0_set_platdata(struct s3c64xx_spi_info *pd, - int src_clk_nr, int num_cs) +void __init s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, + int num_cs) { - if (!pd) { - pr_err("%s:Need to pass platform data\n", __func__); - return; - } + struct s3c64xx_spi_info pd; /* Reject invalid configuration */ if (!num_cs || src_clk_nr < 0) { @@ -1536,12 +1534,11 @@ void __init s3c64xx_spi0_set_platdata(struct s3c64xx_spi_info *pd, return; } - pd->num_cs = num_cs; - pd->src_clk_nr = src_clk_nr; - if (!pd->cfg_gpio) - pd->cfg_gpio = s3c64xx_spi0_cfg_gpio; + pd.num_cs = num_cs; + pd.src_clk_nr = src_clk_nr; + pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi0_cfg_gpio; - s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi0); + s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi0); } #endif /* CONFIG_S3C64XX_DEV_SPI0 */ @@ -1554,7 +1551,7 @@ static struct resource s3c64xx_spi1_resource[] = { }; struct platform_device s3c64xx_device_spi1 = { - .name = "s3c64xx-spi", + .name = "s3c6410-spi", .id = 1, .num_resources = ARRAY_SIZE(s3c64xx_spi1_resource), .resource = s3c64xx_spi1_resource, @@ -1564,26 +1561,20 @@ struct platform_device s3c64xx_device_spi1 = { }, }; -void __init s3c64xx_spi1_set_platdata(struct s3c64xx_spi_info *pd, - int src_clk_nr, int num_cs) +void __init s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, + int num_cs) { - if (!pd) { - pr_err("%s:Need to pass platform data\n", __func__); - return; - } - /* Reject invalid configuration */ if (!num_cs || src_clk_nr < 0) { pr_err("%s: Invalid SPI configuration\n", __func__); return; } - pd->num_cs = num_cs; - pd->src_clk_nr = src_clk_nr; - if (!pd->cfg_gpio) - pd->cfg_gpio = s3c64xx_spi1_cfg_gpio; + pd.num_cs = num_cs; + pd.src_clk_nr = src_clk_nr; + pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi1_cfg_gpio; - s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi1); + s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi1); } #endif /* CONFIG_S3C64XX_DEV_SPI1 */ @@ -1596,7 +1587,7 @@ static struct resource s3c64xx_spi2_resource[] = { }; struct platform_device s3c64xx_device_spi2 = { - .name = "s3c64xx-spi", + .name = "s3c6410-spi", .id = 2, .num_resources = ARRAY_SIZE(s3c64xx_spi2_resource), .resource = s3c64xx_spi2_resource, @@ -1606,13 +1597,10 @@ struct platform_device s3c64xx_device_spi2 = { }, }; -void __init s3c64xx_spi2_set_platdata(struct s3c64xx_spi_info *pd, - int src_clk_nr, int num_cs) +void __init s3c64xx_spi2_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, + int num_cs) { - if (!pd) { - pr_err("%s:Need to pass platform data\n", __func__); - return; - } + struct s3c64xx_spi_info pd; /* Reject invalid configuration */ if (!num_cs || src_clk_nr < 0) { @@ -1620,11 +1608,10 @@ void __init s3c64xx_spi2_set_platdata(struct s3c64xx_spi_info *pd, return; } - pd->num_cs = num_cs; - pd->src_clk_nr = src_clk_nr; - if (!pd->cfg_gpio) - pd->cfg_gpio = s3c64xx_spi2_cfg_gpio; + pd.num_cs = num_cs; + pd.src_clk_nr = src_clk_nr; + pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi2_cfg_gpio; - s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi2); + s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi2); } #endif /* CONFIG_S3C64XX_DEV_SPI2 */ diff --git a/arch/arm/plat-samsung/dma-ops.c b/arch/arm/plat-samsung/dma-ops.c index eb9f4f5..c38d754 100644 --- a/arch/arm/plat-samsung/dma-ops.c +++ b/arch/arm/plat-samsung/dma-ops.c @@ -19,72 +19,79 @@ #include <mach/dma.h> static unsigned samsung_dmadev_request(enum dma_ch dma_ch, - struct samsung_dma_info *info) + struct samsung_dma_req *param) { - struct dma_chan *chan; dma_cap_mask_t mask; - struct dma_slave_config slave_config; void *filter_param; dma_cap_zero(mask); - dma_cap_set(info->cap, mask); + dma_cap_set(param->cap, mask); /* * If a dma channel property of a device node from device tree is * specified, use that as the fliter parameter. */ - filter_param = (dma_ch == DMACH_DT_PROP) ? (void *)info->dt_dmach_prop : - (void *)dma_ch; - chan = dma_request_channel(mask, pl330_filter, filter_param); + filter_param = (dma_ch == DMACH_DT_PROP) ? + (void *)param->dt_dmach_prop : (void *)dma_ch; + return (unsigned)dma_request_channel(mask, pl330_filter, filter_param); +} + +static int samsung_dmadev_release(unsigned ch, void *param) +{ + dma_release_channel((struct dma_chan *)ch); - if (info->direction == DMA_DEV_TO_MEM) { + return 0; +} + +static int samsung_dmadev_config(unsigned ch, + struct samsung_dma_config *param) +{ + struct dma_chan *chan = (struct dma_chan *)ch; + struct dma_slave_config slave_config; + + if (param->direction == DMA_DEV_TO_MEM) { memset(&slave_config, 0, sizeof(struct dma_slave_config)); - slave_config.direction = info->direction; - slave_config.src_addr = info->fifo; - slave_config.src_addr_width = info->width; + slave_config.direction = param->direction; + slave_config.src_addr = param->fifo; + slave_config.src_addr_width = param->width; slave_config.src_maxburst = 1; dmaengine_slave_config(chan, &slave_config); - } else if (info->direction == DMA_MEM_TO_DEV) { + } else if (param->direction == DMA_MEM_TO_DEV) { memset(&slave_config, 0, sizeof(struct dma_slave_config)); - slave_config.direction = info->direction; - slave_config.dst_addr = info->fifo; - slave_config.dst_addr_width = info->width; + slave_config.direction = param->direction; + slave_config.dst_addr = param->fifo; + slave_config.dst_addr_width = param->width; slave_config.dst_maxburst = 1; dmaengine_slave_config(chan, &slave_config); + } else { + pr_warn("unsupported direction\n"); + return -EINVAL; } - return (unsigned)chan; -} - -static int samsung_dmadev_release(unsigned ch, - struct s3c2410_dma_client *client) -{ - dma_release_channel((struct dma_chan *)ch); - return 0; } static int samsung_dmadev_prepare(unsigned ch, - struct samsung_dma_prep_info *info) + struct samsung_dma_prep *param) { struct scatterlist sg; struct dma_chan *chan = (struct dma_chan *)ch; struct dma_async_tx_descriptor *desc; - switch (info->cap) { + switch (param->cap) { case DMA_SLAVE: sg_init_table(&sg, 1); - sg_dma_len(&sg) = info->len; - sg_set_page(&sg, pfn_to_page(PFN_DOWN(info->buf)), - info->len, offset_in_page(info->buf)); - sg_dma_address(&sg) = info->buf; + sg_dma_len(&sg) = param->len; + sg_set_page(&sg, pfn_to_page(PFN_DOWN(param->buf)), + param->len, offset_in_page(param->buf)); + sg_dma_address(&sg) = param->buf; desc = dmaengine_prep_slave_sg(chan, - &sg, 1, info->direction, DMA_PREP_INTERRUPT); + &sg, 1, param->direction, DMA_PREP_INTERRUPT); break; case DMA_CYCLIC: - desc = dmaengine_prep_dma_cyclic(chan, - info->buf, info->len, info->period, info->direction); + desc = dmaengine_prep_dma_cyclic(chan, param->buf, + param->len, param->period, param->direction); break; default: dev_err(&chan->dev->device, "unsupported format\n"); @@ -96,8 +103,8 @@ static int samsung_dmadev_prepare(unsigned ch, return -EFAULT; } - desc->callback = info->fp; - desc->callback_param = info->fp_param; + desc->callback = param->fp; + desc->callback_param = param->fp_param; dmaengine_submit((struct dma_async_tx_descriptor *)desc); @@ -119,6 +126,7 @@ static inline int samsung_dmadev_flush(unsigned ch) static struct samsung_dma_ops dmadev_ops = { .request = samsung_dmadev_request, .release = samsung_dmadev_release, + .config = samsung_dmadev_config, .prepare = samsung_dmadev_prepare, .trigger = samsung_dmadev_trigger, .started = NULL, diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h index 0721293..ace4451 100644 --- a/arch/arm/plat-samsung/include/plat/cpu.h +++ b/arch/arm/plat-samsung/include/plat/cpu.h @@ -132,6 +132,10 @@ IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK) #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE } +#ifndef KHZ +#define KHZ (1000) +#endif + #ifndef MHZ #define MHZ (1000*1000) #endif diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index 61ca2f3..5da4b4f 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -131,7 +131,6 @@ extern struct platform_device exynos4_device_ohci; extern struct platform_device exynos4_device_pcm0; extern struct platform_device exynos4_device_pcm1; extern struct platform_device exynos4_device_pcm2; -extern struct platform_device exynos4_device_pd[]; extern struct platform_device exynos4_device_spdif; extern struct platform_device exynos_device_drm; diff --git a/arch/arm/plat-samsung/include/plat/dma-ops.h b/arch/arm/plat-samsung/include/plat/dma-ops.h index 71a6827..f5144cd 100644 --- a/arch/arm/plat-samsung/include/plat/dma-ops.h +++ b/arch/arm/plat-samsung/include/plat/dma-ops.h @@ -16,7 +16,13 @@ #include <linux/dmaengine.h> #include <mach/dma.h> -struct samsung_dma_prep_info { +struct samsung_dma_req { + enum dma_transaction_type cap; + struct property *dt_dmach_prop; + struct s3c2410_dma_client *client; +}; + +struct samsung_dma_prep { enum dma_transaction_type cap; enum dma_transfer_direction direction; dma_addr_t buf; @@ -26,19 +32,17 @@ struct samsung_dma_prep_info { void *fp_param; }; -struct samsung_dma_info { - enum dma_transaction_type cap; +struct samsung_dma_config { enum dma_transfer_direction direction; enum dma_slave_buswidth width; dma_addr_t fifo; - struct s3c2410_dma_client *client; - struct property *dt_dmach_prop; }; struct samsung_dma_ops { - unsigned (*request)(enum dma_ch ch, struct samsung_dma_info *info); - int (*release)(unsigned ch, struct s3c2410_dma_client *client); - int (*prepare)(unsigned ch, struct samsung_dma_prep_info *info); + unsigned (*request)(enum dma_ch ch, struct samsung_dma_req *param); + int (*release)(unsigned ch, void *param); + int (*config)(unsigned ch, struct samsung_dma_config *param); + int (*prepare)(unsigned ch, struct samsung_dma_prep *param); int (*trigger)(unsigned ch); int (*started)(unsigned ch); int (*flush)(unsigned ch); diff --git a/arch/arm/plat-samsung/include/plat/fb.h b/arch/arm/plat-samsung/include/plat/fb.h index 536002f..b885322 100644 --- a/arch/arm/plat-samsung/include/plat/fb.h +++ b/arch/arm/plat-samsung/include/plat/fb.h @@ -43,7 +43,6 @@ struct s3c_fb_pd_win { * @setup_gpio: Setup the external GPIO pins to the right state to transfer * the data from the display system to the connected display * device. - * @default_win: default window layer number to be used for UI layer. * @vidcon0: The base vidcon0 values to control the panel data format. * @vidcon1: The base vidcon1 values to control the panel data output. * @vtiming: Video timing when connected to a RGB type panel. diff --git a/arch/arm/plat-samsung/include/plat/pd.h b/arch/arm/plat-samsung/include/plat/pd.h deleted file mode 100644 index abb4bc3..0000000 --- a/arch/arm/plat-samsung/include/plat/pd.h +++ /dev/null @@ -1,30 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/pd.h - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * 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. -*/ - -#ifndef __ASM_PLAT_SAMSUNG_PD_H -#define __ASM_PLAT_SAMSUNG_PD_H __FILE__ - -struct samsung_pd_info { - int (*enable)(struct device *dev); - int (*disable)(struct device *dev); - void __iomem *base; -}; - -enum exynos4_pd_block { - PD_MFC, - PD_G3D, - PD_LCD0, - PD_LCD1, - PD_TV, - PD_CAM, - PD_GPS -}; - -#endif /* __ASM_PLAT_SAMSUNG_PD_H */ diff --git a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h index fa95e9a..ceba18d 100644 --- a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h +++ b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h @@ -18,7 +18,6 @@ struct platform_device; * @fb_delay: Slave specific feedback delay. * Refer to FB_CLK_SEL register definition in SPI chapter. * @line: Custom 'identity' of the CS line. - * @set_level: CS line control. * * This is per SPI-Slave Chipselect information. * Allocate and initialize one in machine init code and make the @@ -27,57 +26,41 @@ struct platform_device; struct s3c64xx_spi_csinfo { u8 fb_delay; unsigned line; - void (*set_level)(unsigned line_id, int lvl); }; /** * struct s3c64xx_spi_info - SPI Controller defining structure * @src_clk_nr: Clock source index for the CLK_CFG[SPI_CLKSEL] field. - * @clk_from_cmu: If the SPI clock/prescalar control block is present - * by the platform's clock-management-unit and not in SPI controller. * @num_cs: Number of CS this controller emulates. * @cfg_gpio: Configure pins for this SPI controller. - * @fifo_lvl_mask: All tx fifo_lvl fields start at offset-6 - * @rx_lvl_offset: Depends on tx fifo_lvl field and bus number - * @high_speed: If the controller supports HIGH_SPEED_EN bit - * @tx_st_done: Depends on tx fifo_lvl field */ struct s3c64xx_spi_info { int src_clk_nr; - bool clk_from_cmu; - int num_cs; - - int (*cfg_gpio)(struct platform_device *pdev); - - /* Following two fields are for future compatibility */ - int fifo_lvl_mask; - int rx_lvl_offset; - int high_speed; - int tx_st_done; + int (*cfg_gpio)(void); }; /** * s3c64xx_spi_set_platdata - SPI Controller configure callback by the board * initialization code. - * @pd: SPI platform data to set. + * @cfg_gpio: Pointer to gpio setup function. * @src_clk_nr: Clock the SPI controller is to use to generate SPI clocks. * @num_cs: Number of elements in the 'cs' array. * * Call this from machine init code for each SPI Controller that * has some chips attached to it. */ -extern void s3c64xx_spi0_set_platdata(struct s3c64xx_spi_info *pd, - int src_clk_nr, int num_cs); -extern void s3c64xx_spi1_set_platdata(struct s3c64xx_spi_info *pd, - int src_clk_nr, int num_cs); -extern void s3c64xx_spi2_set_platdata(struct s3c64xx_spi_info *pd, - int src_clk_nr, int num_cs); +extern void s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, + int num_cs); +extern void s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, + int num_cs); +extern void s3c64xx_spi2_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, + int num_cs); /* defined by architecture to configure gpio */ -extern int s3c64xx_spi0_cfg_gpio(struct platform_device *dev); -extern int s3c64xx_spi1_cfg_gpio(struct platform_device *dev); -extern int s3c64xx_spi2_cfg_gpio(struct platform_device *dev); +extern int s3c64xx_spi0_cfg_gpio(void); +extern int s3c64xx_spi1_cfg_gpio(void); +extern int s3c64xx_spi2_cfg_gpio(void); extern struct s3c64xx_spi_info s3c64xx_spi0_pdata; extern struct s3c64xx_spi_info s3c64xx_spi1_pdata; diff --git a/arch/arm/plat-samsung/pd.c b/arch/arm/plat-samsung/pd.c deleted file mode 100644 index 312b510..0000000 --- a/arch/arm/plat-samsung/pd.c +++ /dev/null @@ -1,95 +0,0 @@ -/* linux/arch/arm/plat-samsung/pd.c - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Samsung Power domain support - * - * 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/init.h> -#include <linux/export.h> -#include <linux/platform_device.h> -#include <linux/err.h> -#include <linux/pm_runtime.h> - -#include <plat/pd.h> - -static int samsung_pd_probe(struct platform_device *pdev) -{ - struct samsung_pd_info *pdata = pdev->dev.platform_data; - struct device *dev = &pdev->dev; - - if (!pdata) { - dev_err(dev, "no device data specified\n"); - return -ENOENT; - } - - pm_runtime_set_active(dev); - pm_runtime_enable(dev); - - dev_info(dev, "power domain registered\n"); - return 0; -} - -static int __devexit samsung_pd_remove(struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - - pm_runtime_disable(dev); - return 0; -} - -static int samsung_pd_runtime_suspend(struct device *dev) -{ - struct samsung_pd_info *pdata = dev->platform_data; - int ret = 0; - - if (pdata->disable) - ret = pdata->disable(dev); - - dev_dbg(dev, "suspended\n"); - return ret; -} - -static int samsung_pd_runtime_resume(struct device *dev) -{ - struct samsung_pd_info *pdata = dev->platform_data; - int ret = 0; - - if (pdata->enable) - ret = pdata->enable(dev); - - dev_dbg(dev, "resumed\n"); - return ret; -} - -static const struct dev_pm_ops samsung_pd_pm_ops = { - .runtime_suspend = samsung_pd_runtime_suspend, - .runtime_resume = samsung_pd_runtime_resume, -}; - -static struct platform_driver samsung_pd_driver = { - .driver = { - .name = "samsung-pd", - .owner = THIS_MODULE, - .pm = &samsung_pd_pm_ops, - }, - .probe = samsung_pd_probe, - .remove = __devexit_p(samsung_pd_remove), -}; - -static int __init samsung_pd_init(void) -{ - int ret; - - ret = platform_driver_register(&samsung_pd_driver); - if (ret) - printk(KERN_ERR "%s: failed to add PD driver\n", __func__); - - return ret; -} -arch_initcall(samsung_pd_init); diff --git a/arch/arm/plat-samsung/pwm.c b/arch/arm/plat-samsung/pwm.c index c559d84..d358305 100644 --- a/arch/arm/plat-samsung/pwm.c +++ b/arch/arm/plat-samsung/pwm.c @@ -36,7 +36,6 @@ struct pwm_device { unsigned int duty_ns; unsigned char tcon_base; - unsigned char running; unsigned char use_count; unsigned char pwm_id; }; @@ -116,7 +115,6 @@ int pwm_enable(struct pwm_device *pwm) local_irq_restore(flags); - pwm->running = 1; return 0; } @@ -134,8 +132,6 @@ void pwm_disable(struct pwm_device *pwm) __raw_writel(tcon, S3C2410_TCON); local_irq_restore(flags); - - pwm->running = 0; } EXPORT_SYMBOL(pwm_disable); diff --git a/arch/arm/plat-samsung/s3c-dma-ops.c b/arch/arm/plat-samsung/s3c-dma-ops.c index 7814949..f99448c 100644 --- a/arch/arm/plat-samsung/s3c-dma-ops.c +++ b/arch/arm/plat-samsung/s3c-dma-ops.c @@ -36,30 +36,26 @@ static void s3c_dma_cb(struct s3c2410_dma_chan *channel, void *param, } static unsigned s3c_dma_request(enum dma_ch dma_ch, - struct samsung_dma_info *info) + struct samsung_dma_req *param) { struct cb_data *data; - if (s3c2410_dma_request(dma_ch, info->client, NULL) < 0) { - s3c2410_dma_free(dma_ch, info->client); + if (s3c2410_dma_request(dma_ch, param->client, NULL) < 0) { + s3c2410_dma_free(dma_ch, param->client); return 0; } + if (param->cap == DMA_CYCLIC) + s3c2410_dma_setflags(dma_ch, S3C2410_DMAF_CIRCULAR); + data = kzalloc(sizeof(struct cb_data), GFP_KERNEL); data->ch = dma_ch; list_add_tail(&data->node, &dma_list); - s3c2410_dma_devconfig(dma_ch, info->direction, info->fifo); - - if (info->cap == DMA_CYCLIC) - s3c2410_dma_setflags(dma_ch, S3C2410_DMAF_CIRCULAR); - - s3c2410_dma_config(dma_ch, info->width); - return (unsigned)dma_ch; } -static int s3c_dma_release(unsigned ch, struct s3c2410_dma_client *client) +static int s3c_dma_release(unsigned ch, void *param) { struct cb_data *data; @@ -68,16 +64,24 @@ static int s3c_dma_release(unsigned ch, struct s3c2410_dma_client *client) break; list_del(&data->node); - s3c2410_dma_free(ch, client); + s3c2410_dma_free(ch, param); kfree(data); return 0; } -static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep_info *info) +static int s3c_dma_config(unsigned ch, struct samsung_dma_config *param) +{ + s3c2410_dma_devconfig(ch, param->direction, param->fifo); + s3c2410_dma_config(ch, param->width); + + return 0; +} + +static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep *param) { struct cb_data *data; - int len = (info->cap == DMA_CYCLIC) ? info->period : info->len; + int len = (param->cap == DMA_CYCLIC) ? param->period : param->len; list_for_each_entry(data, &dma_list, node) if (data->ch == ch) @@ -85,11 +89,11 @@ static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep_info *info) if (!data->fp) { s3c2410_dma_set_buffdone_fn(ch, s3c_dma_cb); - data->fp = info->fp; - data->fp_param = info->fp_param; + data->fp = param->fp; + data->fp_param = param->fp_param; } - s3c2410_dma_enqueue(ch, (void *)data, info->buf, len); + s3c2410_dma_enqueue(ch, (void *)data, param->buf, len); return 0; } @@ -117,6 +121,7 @@ static inline int s3c_dma_stop(unsigned ch) static struct samsung_dma_ops s3c_dma_ops = { .request = s3c_dma_request, .release = s3c_dma_release, + .config = s3c_dma_config, .prepare = s3c_dma_prepare, .trigger = s3c_dma_trigger, .started = s3c_dma_started, diff --git a/arch/arm/plat-samsung/s5p-clock.c b/arch/arm/plat-samsung/s5p-clock.c index 031a618..48a1599 100644 --- a/arch/arm/plat-samsung/s5p-clock.c +++ b/arch/arm/plat-samsung/s5p-clock.c @@ -37,6 +37,7 @@ struct clk clk_ext_xtal_mux = { struct clk clk_xusbxti = { .name = "xusbxti", .id = -1, + .rate = 24000000, }; struct clk s5p_clk_27m = { diff --git a/arch/arm/plat-versatile/Kconfig b/arch/arm/plat-versatile/Kconfig index 81ee7cc..8d5c10a 100644 --- a/arch/arm/plat-versatile/Kconfig +++ b/arch/arm/plat-versatile/Kconfig @@ -1,5 +1,8 @@ if PLAT_VERSATILE +config PLAT_VERSATILE_CLOCK + bool + config PLAT_VERSATILE_CLCD bool diff --git a/arch/arm/plat-versatile/Makefile b/arch/arm/plat-versatile/Makefile index a5cb194..272769a8 100644 --- a/arch/arm/plat-versatile/Makefile +++ b/arch/arm/plat-versatile/Makefile @@ -1,4 +1,4 @@ -obj-y := clock.o +obj-$(CONFIG_PLAT_VERSATILE_CLOCK) += clock.o obj-$(CONFIG_PLAT_VERSATILE_CLCD) += clcd.o obj-$(CONFIG_PLAT_VERSATILE_FPGA_IRQ) += fpga-irq.o obj-$(CONFIG_PLAT_VERSATILE_LEDS) += leds.o diff --git a/arch/h8300/include/asm/pgtable.h b/arch/h8300/include/asm/pgtable.h index a09230a..62ef176 100644 --- a/arch/h8300/include/asm/pgtable.h +++ b/arch/h8300/include/asm/pgtable.h @@ -70,4 +70,7 @@ extern int is_in_rom(unsigned long); #define VMALLOC_END 0xffffffff #define arch_enter_lazy_cpu_mode() do {} while (0) + +#include <asm-generic/pgtable.h> + #endif /* _H8300_PGTABLE_H */ diff --git a/arch/h8300/include/asm/uaccess.h b/arch/h8300/include/asm/uaccess.h index 356068c..8725d1a 100644 --- a/arch/h8300/include/asm/uaccess.h +++ b/arch/h8300/include/asm/uaccess.h @@ -100,7 +100,6 @@ extern int __put_user_bad(void); break; \ default: \ __gu_err = __get_user_bad(); \ - __gu_val = 0; \ break; \ } \ (x) = __gu_val; \ @@ -159,4 +158,6 @@ clear_user(void *to, unsigned long n) return 0; } +#define __clear_user clear_user + #endif /* _H8300_UACCESS_H */ diff --git a/arch/h8300/kernel/signal.c b/arch/h8300/kernel/signal.c index fca1037..5adaada 100644 --- a/arch/h8300/kernel/signal.c +++ b/arch/h8300/kernel/signal.c @@ -447,7 +447,7 @@ handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka, * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -statis void do_signal(struct pt_regs *regs) +static void do_signal(struct pt_regs *regs) { siginfo_t info; int signr; diff --git a/arch/h8300/kernel/time.c b/arch/h8300/kernel/time.c index 32263a1..e0f7419 100644 --- a/arch/h8300/kernel/time.c +++ b/arch/h8300/kernel/time.c @@ -27,6 +27,7 @@ #include <linux/profile.h> #include <asm/io.h> +#include <asm/irq_regs.h> #include <asm/timer.h> #define TICK_SIZE (tick_nsec / 1000) diff --git a/arch/hexagon/kernel/smp.c b/arch/hexagon/kernel/smp.c index f726462..149fbef 100644 --- a/arch/hexagon/kernel/smp.c +++ b/arch/hexagon/kernel/smp.c @@ -180,9 +180,7 @@ void __cpuinit start_secondary(void) notify_cpu_starting(cpu); - ipi_call_lock(); set_cpu_online(cpu, true); - ipi_call_unlock(); local_irq_enable(); diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index 1113b8a..963d2db 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -382,7 +382,6 @@ smp_callin (void) set_numa_node(cpu_to_node_map[cpuid]); set_numa_mem(local_memory_node(cpu_to_node_map[cpuid])); - ipi_call_lock_irq(); spin_lock(&vector_lock); /* Setup the per cpu irq handling data structures */ __setup_vector_irq(cpuid); @@ -390,7 +389,6 @@ smp_callin (void) set_cpu_online(cpuid, true); per_cpu(cpu_state, cpuid) = CPU_ONLINE; spin_unlock(&vector_lock); - ipi_call_unlock_irq(); smp_setup_percpu_timer(); diff --git a/arch/m32r/boot/compressed/Makefile b/arch/m32r/boot/compressed/Makefile index 177716b..01729c2 100644 --- a/arch/m32r/boot/compressed/Makefile +++ b/arch/m32r/boot/compressed/Makefile @@ -43,9 +43,9 @@ endif OBJCOPYFLAGS += -R .empty_zero_page -suffix_$(CONFIG_KERNEL_GZIP) = gz -suffix_$(CONFIG_KERNEL_BZIP2) = bz2 -suffix_$(CONFIG_KERNEL_LZMA) = lzma +suffix-$(CONFIG_KERNEL_GZIP) = gz +suffix-$(CONFIG_KERNEL_BZIP2) = bz2 +suffix-$(CONFIG_KERNEL_LZMA) = lzma $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE $(call if_changed,ld) diff --git a/arch/m32r/boot/compressed/misc.c b/arch/m32r/boot/compressed/misc.c index 370d608..28a0952 100644 --- a/arch/m32r/boot/compressed/misc.c +++ b/arch/m32r/boot/compressed/misc.c @@ -28,7 +28,7 @@ static unsigned long free_mem_ptr; static unsigned long free_mem_end_ptr; #ifdef CONFIG_KERNEL_BZIP2 -static void *memset(void *s, int c, size_t n) +void *memset(void *s, int c, size_t n) { char *ss = s; @@ -39,6 +39,16 @@ static void *memset(void *s, int c, size_t n) #endif #ifdef CONFIG_KERNEL_GZIP +void *memcpy(void *dest, const void *src, size_t n) +{ + char *d = dest; + const char *s = src; + while (n--) + *d++ = *s++; + + return dest; +} + #define BOOT_HEAP_SIZE 0x10000 #include "../../../../lib/decompress_inflate.c" #endif diff --git a/arch/m32r/include/asm/ptrace.h b/arch/m32r/include/asm/ptrace.h index 5275275..4313aa6 100644 --- a/arch/m32r/include/asm/ptrace.h +++ b/arch/m32r/include/asm/ptrace.h @@ -113,9 +113,6 @@ struct pt_regs { #define PTRACE_OLDSETOPTIONS 21 -/* options set using PTRACE_SETOPTIONS */ -#define PTRACE_O_TRACESYSGOOD 0x00000001 - #ifdef __KERNEL__ #include <asm/m32r.h> /* M32R_PSW_BSM, M32R_PSW_BPM */ diff --git a/arch/m32r/include/asm/smp.h b/arch/m32r/include/asm/smp.h index cf7829a..c689b82 100644 --- a/arch/m32r/include/asm/smp.h +++ b/arch/m32r/include/asm/smp.h @@ -79,11 +79,6 @@ static __inline__ int cpu_number_map(int cpu) return cpu; } -static __inline__ unsigned int num_booting_cpus(void) -{ - return cpumask_weight(&cpu_callout_map); -} - extern void smp_send_timer(void); extern unsigned long send_IPI_mask_phys(const cpumask_t*, int, int); diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c index 4c03361..51f5e9a 100644 --- a/arch/m32r/kernel/ptrace.c +++ b/arch/m32r/kernel/ptrace.c @@ -591,17 +591,16 @@ void user_enable_single_step(struct task_struct *child) if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0) != sizeof(insn)) - return -EIO; + return; compute_next_pc(insn, pc, &next_pc, child); if (next_pc & 0x80000000) - return -EIO; + return; if (embed_debug_trap(child, next_pc)) - return -EIO; + return; invalidate_cache(); - return 0; } void user_disable_single_step(struct task_struct *child) diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c index f3fb2c0..d0f60b9 100644 --- a/arch/m32r/kernel/signal.c +++ b/arch/m32r/kernel/signal.c @@ -286,7 +286,7 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, case -ERESTARTNOINTR: regs->r0 = regs->orig_r0; if (prev_insn(regs) < 0) - return -EFAULT; + return; } } diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 09ab87e..b3e10fd 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -288,6 +288,7 @@ config MIPS_MALTA select SYS_HAS_CPU_MIPS32_R1 select SYS_HAS_CPU_MIPS32_R2 select SYS_HAS_CPU_MIPS64_R1 + select SYS_HAS_CPU_MIPS64_R2 select SYS_HAS_CPU_NEVADA select SYS_HAS_CPU_RM7000 select SYS_HAS_EARLY_PRINTK @@ -1423,6 +1424,7 @@ config CPU_SB1 config CPU_CAVIUM_OCTEON bool "Cavium Octeon processor" depends on SYS_HAS_CPU_CAVIUM_OCTEON + select ARCH_SPARSEMEM_ENABLE select CPU_HAS_PREFETCH select CPU_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_SMP diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig index 6210b8d..b311be45 100644 --- a/arch/mips/bcm47xx/Kconfig +++ b/arch/mips/bcm47xx/Kconfig @@ -21,6 +21,7 @@ config BCM47XX_BCMA select BCMA select BCMA_HOST_SOC select BCMA_DRIVER_MIPS + select BCMA_HOST_PCI if PCI select BCMA_DRIVER_PCI_HOSTMODE if PCI default y help diff --git a/arch/mips/bcm63xx/dev-pcmcia.c b/arch/mips/bcm63xx/dev-pcmcia.c index de4d917..a551bab 100644 --- a/arch/mips/bcm63xx/dev-pcmcia.c +++ b/arch/mips/bcm63xx/dev-pcmcia.c @@ -79,11 +79,11 @@ static int __init config_pcmcia_cs(unsigned int cs, return ret; } -static const __initdata struct { +static const struct { unsigned int cs; unsigned int base; unsigned int size; -} pcmcia_cs[3] = { +} pcmcia_cs[3] __initconst = { { .cs = MPI_CS_PCMCIA_COMMON, .base = BCM_PCMCIA_COMMON_BASE_PA, diff --git a/arch/mips/cavium-octeon/Kconfig b/arch/mips/cavium-octeon/Kconfig index f9e275a..2f4f6d5 100644 --- a/arch/mips/cavium-octeon/Kconfig +++ b/arch/mips/cavium-octeon/Kconfig @@ -82,10 +82,6 @@ config CAVIUM_OCTEON_LOCK_L2_MEMCPY help Lock the kernel's implementation of memcpy() into L2. -config ARCH_SPARSEMEM_ENABLE - def_bool y - select SPARSEMEM_STATIC - config IOMMU_HELPER bool diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c index 4b93048..ee1fb9f 100644 --- a/arch/mips/cavium-octeon/smp.c +++ b/arch/mips/cavium-octeon/smp.c @@ -185,7 +185,6 @@ static void __cpuinit octeon_init_secondary(void) octeon_init_cvmcount(); octeon_irq_setup_secondary(); - raw_local_irq_enable(); } /** @@ -233,6 +232,7 @@ static void octeon_smp_finish(void) /* to generate the first CPU timer interrupt */ write_c0_compare(read_c0_count() + mips_hpt_frequency / HZ); + local_irq_enable(); } /** diff --git a/arch/mips/include/asm/bitops.h b/arch/mips/include/asm/bitops.h index 2e1ad4c..82ad35c 100644 --- a/arch/mips/include/asm/bitops.h +++ b/arch/mips/include/asm/bitops.h @@ -17,7 +17,6 @@ #include <linux/irqflags.h> #include <linux/types.h> #include <asm/barrier.h> -#include <asm/bug.h> #include <asm/byteorder.h> /* sigh ... */ #include <asm/cpu-features.h> #include <asm/sgidefs.h> diff --git a/arch/mips/include/asm/cmpxchg.h b/arch/mips/include/asm/cmpxchg.h index 285a41f..eee10dc 100644 --- a/arch/mips/include/asm/cmpxchg.h +++ b/arch/mips/include/asm/cmpxchg.h @@ -8,6 +8,7 @@ #ifndef __ASM_CMPXCHG_H #define __ASM_CMPXCHG_H +#include <linux/bug.h> #include <linux/irqflags.h> #include <asm/war.h> diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h index f9fa2a4..95e40c1 100644 --- a/arch/mips/include/asm/cpu.h +++ b/arch/mips/include/asm/cpu.h @@ -94,6 +94,7 @@ #define PRID_IMP_24KE 0x9600 #define PRID_IMP_74K 0x9700 #define PRID_IMP_1004K 0x9900 +#define PRID_IMP_M14KC 0x9c00 /* * These are the PRID's for when 23:16 == PRID_COMP_SIBYTE @@ -260,12 +261,12 @@ enum cpu_type_enum { */ CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_1004K, CPU_74K, CPU_ALCHEMY, CPU_PR4450, CPU_BMIPS32, CPU_BMIPS3300, CPU_BMIPS4350, - CPU_BMIPS4380, CPU_BMIPS5000, CPU_JZRISC, + CPU_BMIPS4380, CPU_BMIPS5000, CPU_JZRISC, CPU_M14KC, /* * MIPS64 class processors */ - CPU_5KC, CPU_20KC, CPU_25KF, CPU_SB1, CPU_SB1A, CPU_LOONGSON2, + CPU_5KC, CPU_5KE, CPU_20KC, CPU_25KF, CPU_SB1, CPU_SB1A, CPU_LOONGSON2, CPU_CAVIUM_OCTEON, CPU_CAVIUM_OCTEON_PLUS, CPU_CAVIUM_OCTEON2, CPU_XLR, CPU_XLP, @@ -288,7 +289,7 @@ enum cpu_type_enum { #define MIPS_CPU_ISA_M64R2 0x00000100 #define MIPS_CPU_ISA_32BIT (MIPS_CPU_ISA_I | MIPS_CPU_ISA_II | \ - MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 ) + MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2) #define MIPS_CPU_ISA_64BIT (MIPS_CPU_ISA_III | MIPS_CPU_ISA_IV | \ MIPS_CPU_ISA_V | MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2) diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h index 86548da..991b659 100644 --- a/arch/mips/include/asm/gic.h +++ b/arch/mips/include/asm/gic.h @@ -206,7 +206,7 @@ #define GIC_VPE_EIC_SHADOW_SET_BASE 0x0100 #define GIC_VPE_EIC_SS(intr) \ - (GIC_EIC_SHADOW_SET_BASE + (4 * intr)) + (GIC_VPE_EIC_SHADOW_SET_BASE + (4 * intr)) #define GIC_VPE_EIC_VEC_BASE 0x0800 #define GIC_VPE_EIC_VEC(intr) \ @@ -330,6 +330,17 @@ struct gic_intr_map { #define GIC_FLAG_TRANSPARENT 0x02 }; +/* + * This is only used in EIC mode. This helps to figure out which + * shared interrupts we need to process when we get a vector interrupt. + */ +#define GIC_MAX_SHARED_INTR 0x5 +struct gic_shared_intr_map { + unsigned int num_shared_intr; + unsigned int intr_list[GIC_MAX_SHARED_INTR]; + unsigned int local_intr_mask; +}; + extern void gic_init(unsigned long gic_base_addr, unsigned long gic_addrspace_size, struct gic_intr_map *intrmap, unsigned int intrmap_size, unsigned int irqbase); @@ -338,5 +349,7 @@ extern unsigned int gic_get_int(void); extern void gic_send_ipi(unsigned int intr); extern unsigned int plat_ipi_call_int_xlate(unsigned int); extern unsigned int plat_ipi_resched_int_xlate(unsigned int); +extern void gic_bind_eic_interrupt(int irq, int set); +extern unsigned int gic_get_timer_pending(void); #endif /* _ASM_GICREGS_H */ diff --git a/arch/mips/include/asm/inst.h b/arch/mips/include/asm/inst.h index 7ebfc39..ab84064 100644 --- a/arch/mips/include/asm/inst.h +++ b/arch/mips/include/asm/inst.h @@ -251,7 +251,7 @@ struct f_format { /* FPU register format */ unsigned int func : 6; }; -struct ma_format { /* FPU multipy and add format (MIPS IV) */ +struct ma_format { /* FPU multiply and add format (MIPS IV) */ unsigned int opcode : 6; unsigned int fr : 5; unsigned int ft : 5; @@ -324,7 +324,7 @@ struct f_format { /* FPU register format */ unsigned int opcode : 6; }; -struct ma_format { /* FPU multipy and add format (MIPS IV) */ +struct ma_format { /* FPU multiply and add format (MIPS IV) */ unsigned int fmt : 2; unsigned int func : 4; unsigned int fd : 5; diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h index a58f229..29d9c23 100644 --- a/arch/mips/include/asm/io.h +++ b/arch/mips/include/asm/io.h @@ -17,6 +17,7 @@ #include <linux/types.h> #include <asm/addrspace.h> +#include <asm/bug.h> #include <asm/byteorder.h> #include <asm/cpu.h> #include <asm/cpu-features.h> diff --git a/arch/mips/include/asm/irq.h b/arch/mips/include/asm/irq.h index fb698dc..78dbb8a 100644 --- a/arch/mips/include/asm/irq.h +++ b/arch/mips/include/asm/irq.h @@ -136,6 +136,7 @@ extern void free_irqno(unsigned int irq); * IE7. Since R2 their number has to be read from the c0_intctl register. */ #define CP0_LEGACY_COMPARE_IRQ 7 +#define CP0_LEGACY_PERFCNT_IRQ 7 extern int cp0_compare_irq; extern int cp0_compare_irq_shift; diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h index 94d4faa..fdcd78c 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h @@ -99,7 +99,7 @@ #define CKCTL_6368_USBH_CLK_EN (1 << 15) #define CKCTL_6368_DISABLE_GLESS_EN (1 << 16) #define CKCTL_6368_NAND_CLK_EN (1 << 17) -#define CKCTL_6368_IPSEC_CLK_EN (1 << 17) +#define CKCTL_6368_IPSEC_CLK_EN (1 << 18) #define CKCTL_6368_ALL_SAFE_EN (CKCTL_6368_SWPKT_USB_EN | \ CKCTL_6368_SWPKT_SAR_EN | \ diff --git a/arch/mips/include/asm/mips-boards/maltaint.h b/arch/mips/include/asm/mips-boards/maltaint.h index d11aa02..5447d9f 100644 --- a/arch/mips/include/asm/mips-boards/maltaint.h +++ b/arch/mips/include/asm/mips-boards/maltaint.h @@ -86,6 +86,16 @@ #define GIC_CPU_INT4 4 /* . */ #define GIC_CPU_INT5 5 /* Core Interrupt 5 */ +/* MALTA GIC local interrupts */ +#define GIC_INT_TMR (GIC_CPU_INT5) +#define GIC_INT_PERFCTR (GIC_CPU_INT5) + +/* GIC constants */ +/* Add 2 to convert non-eic hw int # to eic vector # */ +#define GIC_CPU_TO_VEC_OFFSET (2) +/* If we map an intr to pin X, GIC will actually generate vector X+1 */ +#define GIC_PIN_TO_VEC_OFFSET (1) + #define GIC_EXT_INTR(x) x /* External Interrupts used for IPI */ diff --git a/arch/mips/include/asm/mipsmtregs.h b/arch/mips/include/asm/mipsmtregs.h index c9420aa..e71ff4c 100644 --- a/arch/mips/include/asm/mipsmtregs.h +++ b/arch/mips/include/asm/mipsmtregs.h @@ -48,7 +48,7 @@ #define CP0_VPECONF0 $1, 2 #define CP0_VPECONF1 $1, 3 #define CP0_YQMASK $1, 4 -#define CP0_VPESCHEDULE $1, 5 +#define CP0_VPESCHEDULE $1, 5 #define CP0_VPESCHEFBK $1, 6 #define CP0_TCSTATUS $2, 1 #define CP0_TCBIND $2, 2 diff --git a/arch/mips/include/asm/switch_to.h b/arch/mips/include/asm/switch_to.h index 5d33621..4f8ddba8 100644 --- a/arch/mips/include/asm/switch_to.h +++ b/arch/mips/include/asm/switch_to.h @@ -22,7 +22,7 @@ struct task_struct; * switch_to(n) should switch tasks to task nr n, first * checking that n isn't the current task, in which case it does nothing. */ -extern asmlinkage void *resume(void *last, void *next, void *next_ti); +extern asmlinkage void *resume(void *last, void *next, void *next_ti, u32 __usedfpu); extern unsigned int ll_bit; extern struct task_struct *ll_task; @@ -66,11 +66,13 @@ do { \ #define switch_to(prev, next, last) \ do { \ + u32 __usedfpu; \ __mips_mt_fpaff_switch_to(prev); \ if (cpu_has_dsp) \ __save_dsp(prev); \ __clear_software_ll_bit(); \ - (last) = resume(prev, next, task_thread_info(next)); \ + __usedfpu = test_and_clear_tsk_thread_flag(prev, TIF_USEDFPU); \ + (last) = resume(prev, next, task_thread_info(next), __usedfpu); \ } while (0) #define finish_arch_switch(prev) \ diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h index e2eca7d..ca97e0e 100644 --- a/arch/mips/include/asm/thread_info.h +++ b/arch/mips/include/asm/thread_info.h @@ -60,6 +60,8 @@ struct thread_info { register struct thread_info *__current_thread_info __asm__("$28"); #define current_thread_info() __current_thread_info +#endif /* !__ASSEMBLY__ */ + /* thread information allocation */ #if defined(CONFIG_PAGE_SIZE_4KB) && defined(CONFIG_32BIT) #define THREAD_SIZE_ORDER (1) @@ -85,8 +87,6 @@ register struct thread_info *__current_thread_info __asm__("$28"); #define STACK_WARN (THREAD_SIZE / 8) -#endif /* !__ASSEMBLY__ */ - #define PREEMPT_ACTIVE 0x10000000 /* diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index 6ae7ce4..f4630e1 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -4,7 +4,7 @@ * Copyright (C) xxxx the Anonymous * Copyright (C) 1994 - 2006 Ralf Baechle * Copyright (C) 2003, 2004 Maciej W. Rozycki - * Copyright (C) 2001, 2004 MIPS Inc. + * Copyright (C) 2001, 2004, 2011, 2012 MIPS Technologies, Inc. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -199,6 +199,7 @@ void __init check_wait(void) cpu_wait = rm7k_wait_irqoff; break; + case CPU_M14KC: case CPU_24K: case CPU_34K: case CPU_1004K: @@ -810,6 +811,10 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu) c->cputype = CPU_5KC; __cpu_name[cpu] = "MIPS 5Kc"; break; + case PRID_IMP_5KE: + c->cputype = CPU_5KE; + __cpu_name[cpu] = "MIPS 5KE"; + break; case PRID_IMP_20KC: c->cputype = CPU_20KC; __cpu_name[cpu] = "MIPS 20Kc"; @@ -831,6 +836,10 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu) c->cputype = CPU_74K; __cpu_name[cpu] = "MIPS 74Kc"; break; + case PRID_IMP_M14KC: + c->cputype = CPU_M14KC; + __cpu_name[cpu] = "MIPS M14Kc"; + break; case PRID_IMP_1004K: c->cputype = CPU_1004K; __cpu_name[cpu] = "MIPS 1004Kc"; diff --git a/arch/mips/kernel/mips_ksyms.c b/arch/mips/kernel/mips_ksyms.c index 57ba13e..3fc1691 100644 --- a/arch/mips/kernel/mips_ksyms.c +++ b/arch/mips/kernel/mips_ksyms.c @@ -5,7 +5,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (C) 1996, 97, 98, 99, 2000, 01, 03, 04, 05 by Ralf Baechle + * Copyright (C) 1996, 97, 98, 99, 2000, 01, 03, 04, 05, 12 by Ralf Baechle * Copyright (C) 1999, 2000, 01 Silicon Graphics, Inc. */ #include <linux/interrupt.h> @@ -35,6 +35,12 @@ EXPORT_SYMBOL(memmove); EXPORT_SYMBOL(kernel_thread); /* + * Functions that operate on entire pages. Mostly used by memory management. + */ +EXPORT_SYMBOL(clear_page); +EXPORT_SYMBOL(copy_page); + +/* * Userspace access stuff. */ EXPORT_SYMBOL(__copy_user); diff --git a/arch/mips/kernel/octeon_switch.S b/arch/mips/kernel/octeon_switch.S index ce89c80..0441f54 100644 --- a/arch/mips/kernel/octeon_switch.S +++ b/arch/mips/kernel/octeon_switch.S @@ -31,7 +31,7 @@ /* * task_struct *resume(task_struct *prev, task_struct *next, - * struct thread_info *next_ti) + * struct thread_info *next_ti, int usedfpu) */ .align 7 LEAF(resume) diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c index f29099b..eb5e394 100644 --- a/arch/mips/kernel/perf_event_mipsxx.c +++ b/arch/mips/kernel/perf_event_mipsxx.c @@ -162,11 +162,6 @@ static unsigned int counters_total_to_per_cpu(unsigned int counters) return counters >> vpe_shift(); } -static unsigned int counters_per_cpu_to_total(unsigned int counters) -{ - return counters << vpe_shift(); -} - #else /* !CONFIG_MIPS_MT_SMP */ #define vpe_id() 0 diff --git a/arch/mips/kernel/r2300_switch.S b/arch/mips/kernel/r2300_switch.S index 2938983..9c51be5 100644 --- a/arch/mips/kernel/r2300_switch.S +++ b/arch/mips/kernel/r2300_switch.S @@ -43,7 +43,7 @@ /* * task_struct *resume(task_struct *prev, task_struct *next, - * struct thread_info *next_ti) ) + * struct thread_info *next_ti, int usedfpu) */ LEAF(resume) mfc0 t1, CP0_STATUS @@ -51,18 +51,9 @@ LEAF(resume) cpu_save_nonscratch a0 sw ra, THREAD_REG31(a0) - /* - * check if we need to save FPU registers - */ - lw t3, TASK_THREAD_INFO(a0) - lw t0, TI_FLAGS(t3) - li t1, _TIF_USEDFPU - and t2, t0, t1 - beqz t2, 1f - nor t1, zero, t1 + beqz a3, 1f - and t0, t0, t1 - sw t0, TI_FLAGS(t3) + PTR_L t3, TASK_THREAD_INFO(a0) /* * clear saved user stack CU1 bit diff --git a/arch/mips/kernel/r4k_switch.S b/arch/mips/kernel/r4k_switch.S index 9414f93..42d2a39 100644 --- a/arch/mips/kernel/r4k_switch.S +++ b/arch/mips/kernel/r4k_switch.S @@ -41,7 +41,7 @@ /* * task_struct *resume(task_struct *prev, task_struct *next, - * struct thread_info *next_ti) + * struct thread_info *next_ti, int usedfpu) */ .align 5 LEAF(resume) @@ -53,16 +53,10 @@ /* * check if we need to save FPU registers */ - PTR_L t3, TASK_THREAD_INFO(a0) - LONG_L t0, TI_FLAGS(t3) - li t1, _TIF_USEDFPU - and t2, t0, t1 - beqz t2, 1f - nor t1, zero, t1 - and t0, t0, t1 - LONG_S t0, TI_FLAGS(t3) + beqz a3, 1f + PTR_L t3, TASK_THREAD_INFO(a0) /* * clear saved user stack CU1 bit */ diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c index 3046e29..8e393b8 100644 --- a/arch/mips/kernel/smp-bmips.c +++ b/arch/mips/kernel/smp-bmips.c @@ -15,7 +15,6 @@ #include <linux/smp.h> #include <linux/interrupt.h> #include <linux/spinlock.h> -#include <linux/init.h> #include <linux/cpu.h> #include <linux/cpumask.h> #include <linux/reboot.h> @@ -197,13 +196,6 @@ static void bmips_init_secondary(void) write_c0_brcm_action(ACTION_CLR_IPI(smp_processor_id(), 0)); #endif - - /* make sure there won't be a timer interrupt for a little while */ - write_c0_compare(read_c0_count() + mips_hpt_frequency / HZ); - - irq_enable_hazard(); - set_c0_status(IE_SW0 | IE_SW1 | IE_IRQ1 | IE_IRQ5 | ST0_IE); - irq_enable_hazard(); } /* @@ -212,6 +204,13 @@ static void bmips_init_secondary(void) static void bmips_smp_finish(void) { pr_info("SMP: CPU%d is running\n", smp_processor_id()); + + /* make sure there won't be a timer interrupt for a little while */ + write_c0_compare(read_c0_count() + mips_hpt_frequency / HZ); + + irq_enable_hazard(); + set_c0_status(IE_SW0 | IE_SW1 | IE_IRQ1 | IE_IRQ5 | ST0_IE); + irq_enable_hazard(); } /* diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index 48650c8..1268392 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -122,13 +122,21 @@ asmlinkage __cpuinit void start_secondary(void) notify_cpu_starting(cpu); - mp_ops->smp_finish(); + set_cpu_online(cpu, true); + set_cpu_sibling_map(cpu); cpu_set(cpu, cpu_callin_map); synchronise_count_slave(); + /* + * irq will be enabled in ->smp_finish(), enabling it too early + * is dangerous. + */ + WARN_ON_ONCE(!irqs_disabled()); + mp_ops->smp_finish(); + cpu_idle(); } @@ -196,8 +204,6 @@ int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) while (!cpu_isset(cpu, cpu_callin_map)) udelay(100); - set_cpu_online(cpu, true); - return 0; } diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index f5dd38f..15b5f3c 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -322,7 +322,7 @@ int __init smtc_build_cpu_map(int start_cpu_slot) /* * Common setup before any secondaries are started - * Make sure all CPU's are in a sensible state before we boot any of the + * Make sure all CPUs are in a sensible state before we boot any of the * secondaries. * * For MIPS MT "SMTC" operation, we set up all TCs, spread as evenly @@ -340,12 +340,12 @@ static void smtc_tc_setup(int vpe, int tc, int cpu) /* * TCContext gets an offset from the base of the IPIQ array * to be used in low-level code to detect the presence of - * an active IPI queue + * an active IPI queue. */ write_tc_c0_tccontext((sizeof(struct smtc_ipi_q) * cpu) << 16); /* Bind tc to vpe */ write_tc_c0_tcbind(vpe); - /* In general, all TCs should have the same cpu_data indications */ + /* In general, all TCs should have the same cpu_data indications. */ memcpy(&cpu_data[cpu], &cpu_data[0], sizeof(struct cpuinfo_mips)); /* For 34Kf, start with TC/CPU 0 as sole owner of single FPU context */ if (cpu_data[0].cputype == CPU_34K || @@ -358,8 +358,8 @@ static void smtc_tc_setup(int vpe, int tc, int cpu) } /* - * Tweak to get Count registes in as close a sync as possible. - * Value seems good for 34K-class cores. + * Tweak to get Count registes in as close a sync as possible. The + * value seems good for 34K-class cores. */ #define CP0_SKEW 8 @@ -615,7 +615,6 @@ void __cpuinit smtc_boot_secondary(int cpu, struct task_struct *idle) void smtc_init_secondary(void) { - local_irq_enable(); } void smtc_smp_finish(void) @@ -631,6 +630,8 @@ void smtc_smp_finish(void) if (cpu > 0 && (cpu_data[cpu].vpe_id != cpu_data[cpu - 1].vpe_id)) write_c0_compare(read_c0_count() + mips_hpt_frequency/HZ); + local_irq_enable(); + printk("TC %d going on-line as CPU %d\n", cpu_data[smp_processor_id()].tc_id, smp_processor_id()); } diff --git a/arch/mips/kernel/sync-r4k.c b/arch/mips/kernel/sync-r4k.c index 99f913c..842d55e 100644 --- a/arch/mips/kernel/sync-r4k.c +++ b/arch/mips/kernel/sync-r4k.c @@ -111,7 +111,6 @@ void __cpuinit synchronise_count_master(void) void __cpuinit synchronise_count_slave(void) { int i; - unsigned long flags; unsigned int initcount; int ncpus; @@ -123,8 +122,6 @@ void __cpuinit synchronise_count_slave(void) return; #endif - local_irq_save(flags); - /* * Not every cpu is online at the time this gets called, * so we first wait for the master to say everyone is ready @@ -154,7 +151,5 @@ void __cpuinit synchronise_count_slave(void) } /* Arrange for an interrupt in a short while */ write_c0_compare(read_c0_count() + COUNTON); - - local_irq_restore(flags); } #undef NR_LOOPS diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 2d0c2a2..c3c2935 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -132,6 +132,9 @@ static void show_backtrace(struct task_struct *task, const struct pt_regs *regs) unsigned long ra = regs->regs[31]; unsigned long pc = regs->cp0_epc; + if (!task) + task = current; + if (raw_show_trace || !__kernel_text_address(pc)) { show_raw_backtrace(sp); return; @@ -1249,6 +1252,7 @@ static inline void parity_protection_init(void) break; case CPU_5KC: + case CPU_5KE: write_c0_ecc(0x80000000); back_to_back_c0_hazard(); /* Set the PE bit (bit 31) in the c0_errctl register. */ @@ -1498,6 +1502,7 @@ extern void flush_tlb_handlers(void); * Timer interrupt */ int cp0_compare_irq; +EXPORT_SYMBOL_GPL(cp0_compare_irq); int cp0_compare_irq_shift; /* @@ -1597,7 +1602,7 @@ void __cpuinit per_cpu_trap_init(bool is_boot_cpu) cp0_perfcount_irq = -1; } else { cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ; - cp0_compare_irq_shift = cp0_compare_irq; + cp0_compare_irq_shift = CP0_LEGACY_PERFCNT_IRQ; cp0_perfcount_irq = -1; } diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index 924da5e..df243a6 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -1,5 +1,6 @@ #include <asm/asm-offsets.h> #include <asm/page.h> +#include <asm/thread_info.h> #include <asm-generic/vmlinux.lds.h> #undef mips @@ -72,7 +73,7 @@ SECTIONS .data : { /* Data */ . = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */ - INIT_TASK_DATA(PAGE_SIZE) + INIT_TASK_DATA(THREAD_SIZE) NOSAVE_DATA CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT) READ_MOSTLY_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT) diff --git a/arch/mips/mm/Makefile b/arch/mips/mm/Makefile index 4aa2028..fd6203f 100644 --- a/arch/mips/mm/Makefile +++ b/arch/mips/mm/Makefile @@ -3,8 +3,8 @@ # obj-y += cache.o dma-default.o extable.o fault.o \ - gup.o init.o mmap.o page.o tlbex.o \ - tlbex-fault.o uasm.o + gup.o init.o mmap.o page.o page-funcs.o \ + tlbex.o tlbex-fault.o uasm.o obj-$(CONFIG_32BIT) += ioremap.o pgtable-32.o obj-$(CONFIG_64BIT) += pgtable-64.o diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 5109be9..f092c26 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -977,7 +977,7 @@ static void __cpuinit probe_pcache(void) c->icache.linesz = 2 << lsize; else c->icache.linesz = lsize; - c->icache.sets = 64 << ((config1 >> 22) & 7); + c->icache.sets = 32 << (((config1 >> 22) + 1) & 7); c->icache.ways = 1 + ((config1 >> 16) & 7); icache_size = c->icache.sets * @@ -997,7 +997,7 @@ static void __cpuinit probe_pcache(void) c->dcache.linesz = 2 << lsize; else c->dcache.linesz= lsize; - c->dcache.sets = 64 << ((config1 >> 13) & 7); + c->dcache.sets = 32 << (((config1 >> 13) + 1) & 7); c->dcache.ways = 1 + ((config1 >> 7) & 7); dcache_size = c->dcache.sets * @@ -1051,6 +1051,7 @@ static void __cpuinit probe_pcache(void) case CPU_R14000: break; + case CPU_M14KC: case CPU_24K: case CPU_34K: case CPU_74K: diff --git a/arch/mips/mm/page-funcs.S b/arch/mips/mm/page-funcs.S new file mode 100644 index 0000000..48a6b38 --- /dev/null +++ b/arch/mips/mm/page-funcs.S @@ -0,0 +1,50 @@ +/* + * 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. + * + * Micro-assembler generated clear_page/copy_page functions. + * + * Copyright (C) 2012 MIPS Technologies, Inc. + * Copyright (C) 2012 Ralf Baechle <ralf@linux-mips.org> + */ +#include <asm/asm.h> +#include <asm/regdef.h> + +#ifdef CONFIG_SIBYTE_DMA_PAGEOPS +#define cpu_clear_page_function_name clear_page_cpu +#define cpu_copy_page_function_name copy_page_cpu +#else +#define cpu_clear_page_function_name clear_page +#define cpu_copy_page_function_name copy_page +#endif + +/* + * Maximum sizes: + * + * R4000 128 bytes S-cache: 0x058 bytes + * R4600 v1.7: 0x05c bytes + * R4600 v2.0: 0x060 bytes + * With prefetching, 16 word strides 0x120 bytes + */ +EXPORT(__clear_page_start) +LEAF(cpu_clear_page_function_name) +1: j 1b /* Dummy, will be replaced. */ + .space 288 +END(cpu_clear_page_function_name) +EXPORT(__clear_page_end) + +/* + * Maximum sizes: + * + * R4000 128 bytes S-cache: 0x11c bytes + * R4600 v1.7: 0x080 bytes + * R4600 v2.0: 0x07c bytes + * With prefetching, 16 word strides 0x540 bytes + */ +EXPORT(__copy_page_start) +LEAF(cpu_copy_page_function_name) +1: j 1b /* Dummy, will be replaced. */ + .space 1344 +END(cpu_copy_page_function_name) +EXPORT(__copy_page_end) diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c index cc0b6268..98f530e 100644 --- a/arch/mips/mm/page.c +++ b/arch/mips/mm/page.c @@ -6,6 +6,7 @@ * Copyright (C) 2003, 04, 05 Ralf Baechle (ralf@linux-mips.org) * Copyright (C) 2007 Maciej W. Rozycki * Copyright (C) 2008 Thiemo Seufer + * Copyright (C) 2012 MIPS Technologies, Inc. */ #include <linux/init.h> #include <linux/kernel.h> @@ -71,45 +72,6 @@ static struct uasm_reloc __cpuinitdata relocs[5]; #define cpu_is_r4600_v1_x() ((read_c0_prid() & 0xfffffff0) == 0x00002010) #define cpu_is_r4600_v2_x() ((read_c0_prid() & 0xfffffff0) == 0x00002020) -/* - * Maximum sizes: - * - * R4000 128 bytes S-cache: 0x058 bytes - * R4600 v1.7: 0x05c bytes - * R4600 v2.0: 0x060 bytes - * With prefetching, 16 word strides 0x120 bytes - */ - -static u32 clear_page_array[0x120 / 4]; - -#ifdef CONFIG_SIBYTE_DMA_PAGEOPS -void clear_page_cpu(void *page) __attribute__((alias("clear_page_array"))); -#else -void clear_page(void *page) __attribute__((alias("clear_page_array"))); -#endif - -EXPORT_SYMBOL(clear_page); - -/* - * Maximum sizes: - * - * R4000 128 bytes S-cache: 0x11c bytes - * R4600 v1.7: 0x080 bytes - * R4600 v2.0: 0x07c bytes - * With prefetching, 16 word strides 0x540 bytes - */ -static u32 copy_page_array[0x540 / 4]; - -#ifdef CONFIG_SIBYTE_DMA_PAGEOPS -void -copy_page_cpu(void *to, void *from) __attribute__((alias("copy_page_array"))); -#else -void copy_page(void *to, void *from) __attribute__((alias("copy_page_array"))); -#endif - -EXPORT_SYMBOL(copy_page); - - static int pref_bias_clear_store __cpuinitdata; static int pref_bias_copy_load __cpuinitdata; static int pref_bias_copy_store __cpuinitdata; @@ -282,10 +244,15 @@ static inline void __cpuinit build_clear_pref(u32 **buf, int off) } } +extern u32 __clear_page_start; +extern u32 __clear_page_end; +extern u32 __copy_page_start; +extern u32 __copy_page_end; + void __cpuinit build_clear_page(void) { int off; - u32 *buf = (u32 *)&clear_page_array; + u32 *buf = &__clear_page_start; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; int i; @@ -356,17 +323,17 @@ void __cpuinit build_clear_page(void) uasm_i_jr(&buf, RA); uasm_i_nop(&buf); - BUG_ON(buf > clear_page_array + ARRAY_SIZE(clear_page_array)); + BUG_ON(buf > &__clear_page_end); uasm_resolve_relocs(relocs, labels); pr_debug("Synthesized clear page handler (%u instructions).\n", - (u32)(buf - clear_page_array)); + (u32)(buf - &__clear_page_start)); pr_debug("\t.set push\n"); pr_debug("\t.set noreorder\n"); - for (i = 0; i < (buf - clear_page_array); i++) - pr_debug("\t.word 0x%08x\n", clear_page_array[i]); + for (i = 0; i < (buf - &__clear_page_start); i++) + pr_debug("\t.word 0x%08x\n", (&__clear_page_start)[i]); pr_debug("\t.set pop\n"); } @@ -427,7 +394,7 @@ static inline void build_copy_store_pref(u32 **buf, int off) void __cpuinit build_copy_page(void) { int off; - u32 *buf = (u32 *)©_page_array; + u32 *buf = &__copy_page_start; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; int i; @@ -595,21 +562,23 @@ void __cpuinit build_copy_page(void) uasm_i_jr(&buf, RA); uasm_i_nop(&buf); - BUG_ON(buf > copy_page_array + ARRAY_SIZE(copy_page_array)); + BUG_ON(buf > &__copy_page_end); uasm_resolve_relocs(relocs, labels); pr_debug("Synthesized copy page handler (%u instructions).\n", - (u32)(buf - copy_page_array)); + (u32)(buf - &__copy_page_start)); pr_debug("\t.set push\n"); pr_debug("\t.set noreorder\n"); - for (i = 0; i < (buf - copy_page_array); i++) - pr_debug("\t.word 0x%08x\n", copy_page_array[i]); + for (i = 0; i < (buf - &__copy_page_start); i++) + pr_debug("\t.word 0x%08x\n", (&__copy_page_start)[i]); pr_debug("\t.set pop\n"); } #ifdef CONFIG_SIBYTE_DMA_PAGEOPS +extern void clear_page_cpu(void *page); +extern void copy_page_cpu(void *to, void *from); /* * Pad descriptors to cacheline, since each is exclusively owned by a diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 0bc485b..03eb0ef 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -9,6 +9,7 @@ * Copyright (C) 2005, 2007, 2008, 2009 Maciej W. Rozycki * Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org) * Copyright (C) 2008, 2009 Cavium Networks, Inc. + * Copyright (C) 2011 MIPS Technologies, Inc. * * ... and the days got worse and worse and now you see * I've gone completly out of my mind. @@ -494,6 +495,7 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l, case CPU_R14000: case CPU_4KC: case CPU_4KEC: + case CPU_M14KC: case CPU_SB1: case CPU_SB1A: case CPU_4KSC: diff --git a/arch/mips/mti-malta/malta-pci.c b/arch/mips/mti-malta/malta-pci.c index bf80921..284dea5 100644 --- a/arch/mips/mti-malta/malta-pci.c +++ b/arch/mips/mti-malta/malta-pci.c @@ -241,8 +241,9 @@ void __init mips_pcibios_init(void) return; } - if (controller->io_resource->start < 0x00001000UL) /* FIXME */ - controller->io_resource->start = 0x00001000UL; + /* Change start address to avoid conflicts with ACPI and SMB devices */ + if (controller->io_resource->start < 0x00002000UL) + controller->io_resource->start = 0x00002000UL; iomem_resource.end &= 0xfffffffffULL; /* 64 GB */ ioport_resource.end = controller->io_resource->end; @@ -253,7 +254,7 @@ void __init mips_pcibios_init(void) } /* Enable PCI 2.1 compatibility in PIIX4 */ -static void __init quirk_dlcsetup(struct pci_dev *dev) +static void __devinit quirk_dlcsetup(struct pci_dev *dev) { u8 odlc, ndlc; (void) pci_read_config_byte(dev, 0x82, &odlc); diff --git a/arch/mips/mti-malta/malta-setup.c b/arch/mips/mti-malta/malta-setup.c index b7f37d4..2e28f65 100644 --- a/arch/mips/mti-malta/malta-setup.c +++ b/arch/mips/mti-malta/malta-setup.c @@ -111,7 +111,7 @@ static void __init pci_clock_check(void) unsigned int __iomem *jmpr_p = (unsigned int *) ioremap(MALTA_JMPRS_REG, sizeof(unsigned int)); int jmpr = (__raw_readl(jmpr_p) >> 2) & 0x07; - static const int pciclocks[] __initdata = { + static const int pciclocks[] __initconst = { 33, 20, 25, 30, 12, 16, 37, 10 }; int pciclock = pciclocks[jmpr]; diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c index acb677a..b3df7c2 100644 --- a/arch/mips/netlogic/xlp/setup.c +++ b/arch/mips/netlogic/xlp/setup.c @@ -82,8 +82,10 @@ void __init prom_free_prom_memory(void) void xlp_mmu_init(void) { + /* enable extended TLB and Large Fixed TLB */ write_c0_config6(read_c0_config6() | 0x24); - current_cpu_data.tlbsize = ((read_c0_config6() >> 16) & 0xffff) + 1; + + /* set page mask of Fixed TLB in config7 */ write_c0_config7(PM_DEFAULT_MASK >> (13 + (ffz(PM_DEFAULT_MASK >> 13) / 2))); } @@ -100,6 +102,10 @@ void __init prom_init(void) nlm_common_ebase = read_c0_ebase() & (~((1 << 12) - 1)); #ifdef CONFIG_SMP nlm_wakeup_secondary_cpus(0xffffffff); + + /* update TLB size after waking up threads */ + current_cpu_data.tlbsize = ((read_c0_config6() >> 16) & 0xffff) + 1; + register_smp_ops(&nlm_smp_ops); #endif } diff --git a/arch/mips/oprofile/common.c b/arch/mips/oprofile/common.c index d1f2d4c..b6e3782 100644 --- a/arch/mips/oprofile/common.c +++ b/arch/mips/oprofile/common.c @@ -78,6 +78,7 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) switch (current_cpu_type()) { case CPU_5KC: + case CPU_M14KC: case CPU_20KC: case CPU_24K: case CPU_25KF: diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c index baba3bc..4d80a85 100644 --- a/arch/mips/oprofile/op_model_mipsxx.c +++ b/arch/mips/oprofile/op_model_mipsxx.c @@ -322,6 +322,10 @@ static int __init mipsxx_init(void) op_model_mipsxx_ops.num_counters = counters; switch (current_cpu_type()) { + case CPU_M14KC: + op_model_mipsxx_ops.cpu_type = "mips/M14Kc"; + break; + case CPU_20KC: op_model_mipsxx_ops.cpu_type = "mips/20K"; break; diff --git a/arch/mips/pci/fixup-fuloong2e.c b/arch/mips/pci/fixup-fuloong2e.c index d5d4c01..0857ab8 100644 --- a/arch/mips/pci/fixup-fuloong2e.c +++ b/arch/mips/pci/fixup-fuloong2e.c @@ -48,7 +48,7 @@ int pcibios_plat_dev_init(struct pci_dev *dev) return 0; } -static void __init loongson2e_nec_fixup(struct pci_dev *pdev) +static void __devinit loongson2e_nec_fixup(struct pci_dev *pdev) { unsigned int val; @@ -60,7 +60,7 @@ static void __init loongson2e_nec_fixup(struct pci_dev *pdev) pci_write_config_dword(pdev, 0xe4, 1 << 5); } -static void __init loongson2e_686b_func0_fixup(struct pci_dev *pdev) +static void __devinit loongson2e_686b_func0_fixup(struct pci_dev *pdev) { unsigned char c; @@ -135,7 +135,7 @@ static void __init loongson2e_686b_func0_fixup(struct pci_dev *pdev) printk(KERN_INFO"via686b fix: ISA bridge done\n"); } -static void __init loongson2e_686b_func1_fixup(struct pci_dev *pdev) +static void __devinit loongson2e_686b_func1_fixup(struct pci_dev *pdev) { printk(KERN_INFO"via686b fix: IDE\n"); @@ -168,19 +168,19 @@ static void __init loongson2e_686b_func1_fixup(struct pci_dev *pdev) printk(KERN_INFO"via686b fix: IDE done\n"); } -static void __init loongson2e_686b_func2_fixup(struct pci_dev *pdev) +static void __devinit loongson2e_686b_func2_fixup(struct pci_dev *pdev) { /* irq routing */ pci_write_config_byte(pdev, PCI_INTERRUPT_LINE, 10); } -static void __init loongson2e_686b_func3_fixup(struct pci_dev *pdev) +static void __devinit loongson2e_686b_func3_fixup(struct pci_dev *pdev) { /* irq routing */ pci_write_config_byte(pdev, PCI_INTERRUPT_LINE, 11); } -static void __init loongson2e_686b_func5_fixup(struct pci_dev *pdev) +static void __devinit loongson2e_686b_func5_fixup(struct pci_dev *pdev) { unsigned int val; unsigned char c; diff --git a/arch/mips/pci/fixup-lemote2f.c b/arch/mips/pci/fixup-lemote2f.c index 4b9768d..a7b917dcf 100644 --- a/arch/mips/pci/fixup-lemote2f.c +++ b/arch/mips/pci/fixup-lemote2f.c @@ -96,21 +96,21 @@ int pcibios_plat_dev_init(struct pci_dev *dev) } /* CS5536 SPEC. fixup */ -static void __init loongson_cs5536_isa_fixup(struct pci_dev *pdev) +static void __devinit loongson_cs5536_isa_fixup(struct pci_dev *pdev) { /* the uart1 and uart2 interrupt in PIC is enabled as default */ pci_write_config_dword(pdev, PCI_UART1_INT_REG, 1); pci_write_config_dword(pdev, PCI_UART2_INT_REG, 1); } -static void __init loongson_cs5536_ide_fixup(struct pci_dev *pdev) +static void __devinit loongson_cs5536_ide_fixup(struct pci_dev *pdev) { /* setting the mutex pin as IDE function */ pci_write_config_dword(pdev, PCI_IDE_CFG_REG, CS5536_IDE_FLASH_SIGNATURE); } -static void __init loongson_cs5536_acc_fixup(struct pci_dev *pdev) +static void __devinit loongson_cs5536_acc_fixup(struct pci_dev *pdev) { /* enable the AUDIO interrupt in PIC */ pci_write_config_dword(pdev, PCI_ACC_INT_REG, 1); @@ -118,14 +118,14 @@ static void __init loongson_cs5536_acc_fixup(struct pci_dev *pdev) pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0xc0); } -static void __init loongson_cs5536_ohci_fixup(struct pci_dev *pdev) +static void __devinit loongson_cs5536_ohci_fixup(struct pci_dev *pdev) { /* enable the OHCI interrupt in PIC */ /* THE OHCI, EHCI, UDC, OTG are shared with interrupt in PIC */ pci_write_config_dword(pdev, PCI_OHCI_INT_REG, 1); } -static void __init loongson_cs5536_ehci_fixup(struct pci_dev *pdev) +static void __devinit loongson_cs5536_ehci_fixup(struct pci_dev *pdev) { u32 hi, lo; @@ -137,7 +137,7 @@ static void __init loongson_cs5536_ehci_fixup(struct pci_dev *pdev) pci_write_config_dword(pdev, PCI_EHCI_FLADJ_REG, 0x2000); } -static void __init loongson_nec_fixup(struct pci_dev *pdev) +static void __devinit loongson_nec_fixup(struct pci_dev *pdev) { unsigned int val; diff --git a/arch/mips/pci/fixup-malta.c b/arch/mips/pci/fixup-malta.c index 0f48498..70073c9 100644 --- a/arch/mips/pci/fixup-malta.c +++ b/arch/mips/pci/fixup-malta.c @@ -49,10 +49,10 @@ int pcibios_plat_dev_init(struct pci_dev *dev) return 0; } -static void __init malta_piix_func0_fixup(struct pci_dev *pdev) +static void __devinit malta_piix_func0_fixup(struct pci_dev *pdev) { unsigned char reg_val; - static int piixirqmap[16] __initdata = { /* PIIX PIRQC[A:D] irq mappings */ + static int piixirqmap[16] __devinitdata = { /* PIIX PIRQC[A:D] irq mappings */ 0, 0, 0, 3, 4, 5, 6, 7, 0, 9, 10, 11, @@ -83,7 +83,7 @@ static void __init malta_piix_func0_fixup(struct pci_dev *pdev) DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_0, malta_piix_func0_fixup); -static void __init malta_piix_func1_fixup(struct pci_dev *pdev) +static void __devinit malta_piix_func1_fixup(struct pci_dev *pdev) { unsigned char reg_val; diff --git a/arch/mips/pci/fixup-mpc30x.c b/arch/mips/pci/fixup-mpc30x.c index e08f49c..8e4f828 100644 --- a/arch/mips/pci/fixup-mpc30x.c +++ b/arch/mips/pci/fixup-mpc30x.c @@ -22,13 +22,13 @@ #include <asm/vr41xx/mpc30x.h> -static const int internal_func_irqs[] __initdata = { +static const int internal_func_irqs[] __initconst = { VRC4173_CASCADE_IRQ, VRC4173_AC97_IRQ, VRC4173_USB_IRQ, }; -static const int irq_tab_mpc30x[] __initdata = { +static const int irq_tab_mpc30x[] __initconst = { [12] = VRC4173_PCMCIA1_IRQ, [13] = VRC4173_PCMCIA2_IRQ, [29] = MQ200_IRQ, diff --git a/arch/mips/pci/fixup-sb1250.c b/arch/mips/pci/fixup-sb1250.c index f0bb914..d02900a 100644 --- a/arch/mips/pci/fixup-sb1250.c +++ b/arch/mips/pci/fixup-sb1250.c @@ -15,7 +15,7 @@ * Set the BCM1250, etc. PCI host bridge's TRDY timeout * to the finite max. */ -static void __init quirk_sb1250_pci(struct pci_dev *dev) +static void __devinit quirk_sb1250_pci(struct pci_dev *dev) { pci_write_config_byte(dev, 0x40, 0xff); } @@ -25,7 +25,7 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SIBYTE, PCI_DEVICE_ID_BCM1250_PCI, /* * The BCM1250, etc. PCI/HT bridge reports as a host bridge. */ -static void __init quirk_sb1250_ht(struct pci_dev *dev) +static void __devinit quirk_sb1250_ht(struct pci_dev *dev) { dev->class = PCI_CLASS_BRIDGE_PCI << 8; } @@ -35,7 +35,7 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SIBYTE, PCI_DEVICE_ID_BCM1250_HT, /* * Set the SP1011 HT/PCI bridge's TRDY timeout to the finite max. */ -static void __init quirk_sp1011(struct pci_dev *dev) +static void __devinit quirk_sp1011(struct pci_dev *dev) { pci_write_config_byte(dev, 0x64, 0xff); } diff --git a/arch/mips/pci/ops-tx4927.c b/arch/mips/pci/ops-tx4927.c index a1e7e6d..bc13e29 100644 --- a/arch/mips/pci/ops-tx4927.c +++ b/arch/mips/pci/ops-tx4927.c @@ -495,7 +495,7 @@ irqreturn_t tx4927_pcierr_interrupt(int irq, void *dev_id) } #ifdef CONFIG_TOSHIBA_FPCIB0 -static void __init tx4927_quirk_slc90e66_bridge(struct pci_dev *dev) +static void __devinit tx4927_quirk_slc90e66_bridge(struct pci_dev *dev) { struct tx4927_pcic_reg __iomem *pcicptr = pci_bus_to_pcicptr(dev->bus); diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c index 0fbe4c0..fdc2444 100644 --- a/arch/mips/pci/pci-ip27.c +++ b/arch/mips/pci/pci-ip27.c @@ -212,7 +212,7 @@ static inline void pci_enable_swapping(struct pci_dev *dev) bridge->b_widget.w_tflush; /* Flush */ } -static void __init pci_fixup_ioc3(struct pci_dev *d) +static void __devinit pci_fixup_ioc3(struct pci_dev *d) { pci_disable_swapping(d); } diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c index ea45353..075d87a 100644 --- a/arch/mips/pci/pci-lantiq.c +++ b/arch/mips/pci/pci-lantiq.c @@ -129,7 +129,7 @@ static int __devinit ltq_pci_startup(struct platform_device *pdev) /* setup reset gpio used by pci */ reset_gpio = of_get_named_gpio(node, "gpio-reset", 0); - if (reset_gpio > 0) + if (gpio_is_valid(reset_gpio)) devm_gpio_request(&pdev->dev, reset_gpio, "pci-reset"); /* enable auto-switching between PCI and EBU */ @@ -192,7 +192,7 @@ static int __devinit ltq_pci_startup(struct platform_device *pdev) ltq_ebu_w32(ltq_ebu_r32(LTQ_EBU_PCC_IEN) | 0x10, LTQ_EBU_PCC_IEN); /* toggle reset pin */ - if (reset_gpio > 0) { + if (gpio_is_valid(reset_gpio)) { __gpio_set_value(reset_gpio, 0); wmb(); mdelay(1); diff --git a/arch/mips/pci/pci-xlr.c b/arch/mips/pci/pci-xlr.c index 1644805..172af1c 100644 --- a/arch/mips/pci/pci-xlr.c +++ b/arch/mips/pci/pci-xlr.c @@ -41,6 +41,7 @@ #include <linux/irq.h> #include <linux/irqdesc.h> #include <linux/console.h> +#include <linux/pci_regs.h> #include <asm/io.h> @@ -156,35 +157,55 @@ struct pci_controller nlm_pci_controller = { .io_offset = 0x00000000UL, }; +/* + * The top level PCIe links on the XLS PCIe controller appear as + * bridges. Given a device, this function finds which link it is + * on. + */ +static struct pci_dev *xls_get_pcie_link(const struct pci_dev *dev) +{ + struct pci_bus *bus, *p; + + /* Find the bridge on bus 0 */ + bus = dev->bus; + for (p = bus->parent; p && p->number != 0; p = p->parent) + bus = p; + + return p ? bus->self : NULL; +} + static int get_irq_vector(const struct pci_dev *dev) { + struct pci_dev *lnk; + if (!nlm_chip_is_xls()) - return PIC_PCIX_IRQ; /* for XLR just one IRQ*/ + return PIC_PCIX_IRQ; /* for XLR just one IRQ */ /* * For XLS PCIe, there is an IRQ per Link, find out which * link the device is on to assign interrupts - */ - if (dev->bus->self == NULL) + */ + lnk = xls_get_pcie_link(dev); + if (lnk == NULL) return 0; - switch (dev->bus->self->devfn) { - case 0x0: + switch (PCI_SLOT(lnk->devfn)) { + case 0: return PIC_PCIE_LINK0_IRQ; - case 0x8: + case 1: return PIC_PCIE_LINK1_IRQ; - case 0x10: + case 2: if (nlm_chip_is_xls_b()) return PIC_PCIE_XLSB0_LINK2_IRQ; else return PIC_PCIE_LINK2_IRQ; - case 0x18: + case 3: if (nlm_chip_is_xls_b()) return PIC_PCIE_XLSB0_LINK3_IRQ; else return PIC_PCIE_LINK3_IRQ; } - WARN(1, "Unexpected devfn %d\n", dev->bus->self->devfn); + WARN(1, "Unexpected devfn %d\n", lnk->devfn); return 0; } @@ -202,7 +223,27 @@ void arch_teardown_msi_irq(unsigned int irq) int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) { struct msi_msg msg; + struct pci_dev *lnk; int irq, ret; + u16 val; + + /* MSI not supported on XLR */ + if (!nlm_chip_is_xls()) + return 1; + + /* + * Enable MSI on the XLS PCIe controller bridge which was disabled + * at enumeration, the bridge MSI capability is at 0x50 + */ + lnk = xls_get_pcie_link(dev); + if (lnk == NULL) + return 1; + + pci_read_config_word(lnk, 0x50 + PCI_MSI_FLAGS, &val); + if ((val & PCI_MSI_FLAGS_ENABLE) == 0) { + val |= PCI_MSI_FLAGS_ENABLE; + pci_write_config_word(lnk, 0x50 + PCI_MSI_FLAGS, val); + } irq = get_irq_vector(dev); if (irq <= 0) @@ -327,7 +368,7 @@ static int __init pcibios_init(void) } } else { /* XLR PCI controller ACK */ - irq_set_handler_data(PIC_PCIE_XLSB0_LINK3_IRQ, xlr_pci_ack); + irq_set_handler_data(PIC_PCIX_IRQ, xlr_pci_ack); } return 0; diff --git a/arch/mips/pmc-sierra/yosemite/smp.c b/arch/mips/pmc-sierra/yosemite/smp.c index b71fae2..5edab2b 100644 --- a/arch/mips/pmc-sierra/yosemite/smp.c +++ b/arch/mips/pmc-sierra/yosemite/smp.c @@ -115,11 +115,11 @@ static void yos_send_ipi_mask(const struct cpumask *mask, unsigned int action) */ static void __cpuinit yos_init_secondary(void) { - set_c0_status(ST0_CO | ST0_IE | ST0_IM); } static void __cpuinit yos_smp_finish(void) { + set_c0_status(ST0_CO | ST0_IM | ST0_IE); } /* Hook for after all CPUs are online */ diff --git a/arch/mips/powertv/asic/asic-calliope.c b/arch/mips/powertv/asic/asic-calliope.c index 0a170e0..7773f3d 100644 --- a/arch/mips/powertv/asic/asic-calliope.c +++ b/arch/mips/powertv/asic/asic-calliope.c @@ -28,7 +28,7 @@ #define CALLIOPE_ADDR(x) (CALLIOPE_IO_BASE + (x)) -const struct register_map calliope_register_map __initdata = { +const struct register_map calliope_register_map __initconst = { .eic_slow0_strt_add = {.phys = CALLIOPE_ADDR(0x800000)}, .eic_cfg_bits = {.phys = CALLIOPE_ADDR(0x800038)}, .eic_ready_status = {.phys = CALLIOPE_ADDR(0x80004c)}, diff --git a/arch/mips/powertv/asic/asic-cronus.c b/arch/mips/powertv/asic/asic-cronus.c index bbc0c12..da076db 100644 --- a/arch/mips/powertv/asic/asic-cronus.c +++ b/arch/mips/powertv/asic/asic-cronus.c @@ -28,7 +28,7 @@ #define CRONUS_ADDR(x) (CRONUS_IO_BASE + (x)) -const struct register_map cronus_register_map __initdata = { +const struct register_map cronus_register_map __initconst = { .eic_slow0_strt_add = {.phys = CRONUS_ADDR(0x000000)}, .eic_cfg_bits = {.phys = CRONUS_ADDR(0x000038)}, .eic_ready_status = {.phys = CRONUS_ADDR(0x00004C)}, diff --git a/arch/mips/powertv/asic/asic-gaia.c b/arch/mips/powertv/asic/asic-gaia.c index 91dda68..47683b3 100644 --- a/arch/mips/powertv/asic/asic-gaia.c +++ b/arch/mips/powertv/asic/asic-gaia.c @@ -23,7 +23,7 @@ #include <linux/init.h> #include <asm/mach-powertv/asic.h> -const struct register_map gaia_register_map __initdata = { +const struct register_map gaia_register_map __initconst = { .eic_slow0_strt_add = {.phys = GAIA_IO_BASE + 0x000000}, .eic_cfg_bits = {.phys = GAIA_IO_BASE + 0x000038}, .eic_ready_status = {.phys = GAIA_IO_BASE + 0x00004C}, diff --git a/arch/mips/powertv/asic/asic-zeus.c b/arch/mips/powertv/asic/asic-zeus.c index 4a05bb0..6ff4b10f 100644 --- a/arch/mips/powertv/asic/asic-zeus.c +++ b/arch/mips/powertv/asic/asic-zeus.c @@ -28,7 +28,7 @@ #define ZEUS_ADDR(x) (ZEUS_IO_BASE + (x)) -const struct register_map zeus_register_map __initdata = { +const struct register_map zeus_register_map __initconst = { .eic_slow0_strt_add = {.phys = ZEUS_ADDR(0x000000)}, .eic_cfg_bits = {.phys = ZEUS_ADDR(0x000038)}, .eic_ready_status = {.phys = ZEUS_ADDR(0x00004c)}, diff --git a/arch/mips/txx9/generic/pci.c b/arch/mips/txx9/generic/pci.c index 682efb0..64eb71b 100644 --- a/arch/mips/txx9/generic/pci.c +++ b/arch/mips/txx9/generic/pci.c @@ -269,7 +269,7 @@ txx9_i8259_irq_setup(int irq) return err; } -static void __init quirk_slc90e66_bridge(struct pci_dev *dev) +static void __devinit quirk_slc90e66_bridge(struct pci_dev *dev) { int irq; /* PCI/ISA Bridge interrupt */ u8 reg_64; diff --git a/arch/mn10300/include/asm/ptrace.h b/arch/mn10300/include/asm/ptrace.h index 55b79ef..44251b9 100644 --- a/arch/mn10300/include/asm/ptrace.h +++ b/arch/mn10300/include/asm/ptrace.h @@ -81,9 +81,6 @@ struct pt_regs { #define PTRACE_GETFPREGS 14 #define PTRACE_SETFPREGS 15 -/* options set using PTRACE_SETOPTIONS */ -#define PTRACE_O_TRACESYSGOOD 0x00000001 - #ifdef __KERNEL__ #define user_mode(regs) (((regs)->epsw & EPSW_nSL) == EPSW_nSL) diff --git a/arch/mn10300/include/asm/thread_info.h b/arch/mn10300/include/asm/thread_info.h index 08251d6..ac519bb 100644 --- a/arch/mn10300/include/asm/thread_info.h +++ b/arch/mn10300/include/asm/thread_info.h @@ -123,7 +123,7 @@ static inline unsigned long current_stack_pointer(void) } #ifndef CONFIG_KGDB -void arch_release_thread_info(struct thread_info *ti) +void arch_release_thread_info(struct thread_info *ti); #endif #define get_thread_info(ti) get_task_struct((ti)->task) #define put_thread_info(ti) put_task_struct((ti)->task) diff --git a/arch/mn10300/include/asm/timex.h b/arch/mn10300/include/asm/timex.h index bd4e90d..f8e6642 100644 --- a/arch/mn10300/include/asm/timex.h +++ b/arch/mn10300/include/asm/timex.h @@ -11,7 +11,6 @@ #ifndef _ASM_TIMEX_H #define _ASM_TIMEX_H -#include <asm/hardirq.h> #include <unit/timex.h> #define TICK_SIZE (tick_nsec / 1000) @@ -30,16 +29,6 @@ static inline cycles_t get_cycles(void) extern int init_clockevents(void); extern int init_clocksource(void); -static inline void setup_jiffies_interrupt(int irq, - struct irqaction *action) -{ - u16 tmp; - setup_irq(irq, action); - set_intr_level(irq, NUM2GxICR_LEVEL(CONFIG_TIMER_IRQ_LEVEL)); - GxICR(irq) |= GxICR_ENABLE | GxICR_DETECT | GxICR_REQUEST; - tmp = GxICR(irq); -} - #endif /* __KERNEL__ */ #endif /* _ASM_TIMEX_H */ diff --git a/arch/mn10300/kernel/cevt-mn10300.c b/arch/mn10300/kernel/cevt-mn10300.c index 69cae02..ccce35e 100644 --- a/arch/mn10300/kernel/cevt-mn10300.c +++ b/arch/mn10300/kernel/cevt-mn10300.c @@ -70,6 +70,16 @@ static void event_handler(struct clock_event_device *dev) { } +static inline void setup_jiffies_interrupt(int irq, + struct irqaction *action) +{ + u16 tmp; + setup_irq(irq, action); + set_intr_level(irq, NUM2GxICR_LEVEL(CONFIG_TIMER_IRQ_LEVEL)); + GxICR(irq) |= GxICR_ENABLE | GxICR_DETECT | GxICR_REQUEST; + tmp = GxICR(irq); +} + int __init init_clockevents(void) { struct clock_event_device *cd; diff --git a/arch/mn10300/kernel/internal.h b/arch/mn10300/kernel/internal.h index a5ac755..2df4401 100644 --- a/arch/mn10300/kernel/internal.h +++ b/arch/mn10300/kernel/internal.h @@ -9,6 +9,8 @@ * 2 of the Licence, or (at your option) any later version. */ +#include <linux/irqreturn.h> + struct clocksource; struct clock_event_device; diff --git a/arch/mn10300/kernel/irq.c b/arch/mn10300/kernel/irq.c index 2381df8..35932a8 100644 --- a/arch/mn10300/kernel/irq.c +++ b/arch/mn10300/kernel/irq.c @@ -170,9 +170,9 @@ mn10300_cpupic_setaffinity(struct irq_data *d, const struct cpumask *mask, case SC1TXIRQ: #ifdef CONFIG_MN10300_TTYSM1_TIMER12 case TM12IRQ: -#elif CONFIG_MN10300_TTYSM1_TIMER9 +#elif defined(CONFIG_MN10300_TTYSM1_TIMER9) case TM9IRQ: -#elif CONFIG_MN10300_TTYSM1_TIMER3 +#elif defined(CONFIG_MN10300_TTYSM1_TIMER3) case TM3IRQ: #endif /* CONFIG_MN10300_TTYSM1_TIMER12 */ #endif /* CONFIG_MN10300_TTYSM1 */ diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c index 6ab0bee..4d584ae 100644 --- a/arch/mn10300/kernel/signal.c +++ b/arch/mn10300/kernel/signal.c @@ -459,10 +459,11 @@ static int handle_signal(int sig, else ret = setup_frame(sig, ka, oldset, regs); if (ret) - return; + return ret; signal_delivered(sig, info, ka, regs, - test_thread_flag(TIF_SINGLESTEP)); + test_thread_flag(TIF_SINGLESTEP)); + return 0; } /* diff --git a/arch/mn10300/kernel/smp.c b/arch/mn10300/kernel/smp.c index 090d35d..e62c223 100644 --- a/arch/mn10300/kernel/smp.c +++ b/arch/mn10300/kernel/smp.c @@ -876,9 +876,7 @@ static void __init smp_online(void) notify_cpu_starting(cpu); - ipi_call_lock(); set_cpu_online(cpu, true); - ipi_call_unlock(); local_irq_enable(); } diff --git a/arch/mn10300/kernel/traps.c b/arch/mn10300/kernel/traps.c index 94a9c6d..b900e5a 100644 --- a/arch/mn10300/kernel/traps.c +++ b/arch/mn10300/kernel/traps.c @@ -26,6 +26,7 @@ #include <linux/kdebug.h> #include <linux/bug.h> #include <linux/irq.h> +#include <linux/export.h> #include <asm/processor.h> #include <linux/uaccess.h> #include <asm/io.h> diff --git a/arch/mn10300/mm/dma-alloc.c b/arch/mn10300/mm/dma-alloc.c index 159acb0..e244ebe 100644 --- a/arch/mn10300/mm/dma-alloc.c +++ b/arch/mn10300/mm/dma-alloc.c @@ -15,6 +15,7 @@ #include <linux/string.h> #include <linux/pci.h> #include <linux/gfp.h> +#include <linux/export.h> #include <asm/io.h> static unsigned long pci_sram_allocated = 0xbc000000; diff --git a/arch/mn10300/unit-asb2303/include/unit/timex.h b/arch/mn10300/unit-asb2303/include/unit/timex.h index cc18fe7..c37f983 100644 --- a/arch/mn10300/unit-asb2303/include/unit/timex.h +++ b/arch/mn10300/unit-asb2303/include/unit/timex.h @@ -11,10 +11,6 @@ #ifndef _ASM_UNIT_TIMEX_H #define _ASM_UNIT_TIMEX_H -#ifndef __ASSEMBLY__ -#include <linux/irq.h> -#endif /* __ASSEMBLY__ */ - #include <asm/timer-regs.h> #include <unit/clock.h> #include <asm/param.h> diff --git a/arch/mn10300/unit-asb2303/smc91111.c b/arch/mn10300/unit-asb2303/smc91111.c index 43c2464..5367769 100644 --- a/arch/mn10300/unit-asb2303/smc91111.c +++ b/arch/mn10300/unit-asb2303/smc91111.c @@ -15,6 +15,7 @@ #include <linux/platform_device.h> #include <asm/io.h> +#include <asm/irq.h> #include <asm/timex.h> #include <asm/processor.h> #include <asm/intctl-regs.h> diff --git a/arch/mn10300/unit-asb2305/include/unit/timex.h b/arch/mn10300/unit-asb2305/include/unit/timex.h index 758af30..4cefc22 100644 --- a/arch/mn10300/unit-asb2305/include/unit/timex.h +++ b/arch/mn10300/unit-asb2305/include/unit/timex.h @@ -11,10 +11,6 @@ #ifndef _ASM_UNIT_TIMEX_H #define _ASM_UNIT_TIMEX_H -#ifndef __ASSEMBLY__ -#include <linux/irq.h> -#endif /* __ASSEMBLY__ */ - #include <asm/timer-regs.h> #include <unit/clock.h> #include <asm/param.h> diff --git a/arch/mn10300/unit-asb2305/unit-init.c b/arch/mn10300/unit-asb2305/unit-init.c index e1becd6..bc4adfa 100644 --- a/arch/mn10300/unit-asb2305/unit-init.c +++ b/arch/mn10300/unit-asb2305/unit-init.c @@ -13,6 +13,7 @@ #include <linux/init.h> #include <linux/pci.h> #include <asm/io.h> +#include <asm/irq.h> #include <asm/setup.h> #include <asm/processor.h> #include <asm/intctl-regs.h> diff --git a/arch/mn10300/unit-asb2364/include/unit/timex.h b/arch/mn10300/unit-asb2364/include/unit/timex.h index ddb7ed0..42f32db 100644 --- a/arch/mn10300/unit-asb2364/include/unit/timex.h +++ b/arch/mn10300/unit-asb2364/include/unit/timex.h @@ -11,10 +11,6 @@ #ifndef _ASM_UNIT_TIMEX_H #define _ASM_UNIT_TIMEX_H -#ifndef __ASSEMBLY__ -#include <linux/irq.h> -#endif /* __ASSEMBLY__ */ - #include <asm/timer-regs.h> #include <unit/clock.h> #include <asm/param.h> diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index a47828d..6266730 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c @@ -300,9 +300,7 @@ smp_cpu_init(int cpunum) notify_cpu_starting(cpunum); - ipi_call_lock(); set_cpu_online(cpunum, true); - ipi_call_unlock(); /* Initialise the idle task for this CPU */ atomic_inc(&init_mm.mm_count); diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index 6eb75b8..0554ab0 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -86,8 +86,8 @@ static inline bool arch_irqs_disabled(void) } #ifdef CONFIG_PPC_BOOK3E -#define __hard_irq_enable() asm volatile("wrteei 1" : : : "memory"); -#define __hard_irq_disable() asm volatile("wrteei 0" : : : "memory"); +#define __hard_irq_enable() asm volatile("wrteei 1" : : : "memory") +#define __hard_irq_disable() asm volatile("wrteei 0" : : : "memory") #else #define __hard_irq_enable() __mtmsrd(local_paca->kernel_msr | MSR_EE, 1) #define __hard_irq_disable() __mtmsrd(local_paca->kernel_msr, 1) @@ -125,6 +125,8 @@ static inline bool arch_irq_disabled_regs(struct pt_regs *regs) return !regs->softe; } +extern bool prep_irq_for_idle(void); + #else /* CONFIG_PPC64 */ #define SET_MSR_EE(x) mtmsr(x) diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 1b41502..1f017bb 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -229,7 +229,7 @@ notrace void arch_local_irq_restore(unsigned long en) */ if (unlikely(irq_happened != PACA_IRQ_HARD_DIS)) __hard_irq_disable(); -#ifdef CONFIG_TRACE_IRQFLAG +#ifdef CONFIG_TRACE_IRQFLAGS else { /* * We should already be hard disabled here. We had bugs @@ -286,6 +286,52 @@ void notrace restore_interrupts(void) __hard_irq_enable(); } +/* + * This is a helper to use when about to go into idle low-power + * when the latter has the side effect of re-enabling interrupts + * (such as calling H_CEDE under pHyp). + * + * You call this function with interrupts soft-disabled (this is + * already the case when ppc_md.power_save is called). The function + * will return whether to enter power save or just return. + * + * In the former case, it will have notified lockdep of interrupts + * being re-enabled and generally sanitized the lazy irq state, + * and in the latter case it will leave with interrupts hard + * disabled and marked as such, so the local_irq_enable() call + * in cpu_idle() will properly re-enable everything. + */ +bool prep_irq_for_idle(void) +{ + /* + * First we need to hard disable to ensure no interrupt + * occurs before we effectively enter the low power state + */ + hard_irq_disable(); + + /* + * If anything happened while we were soft-disabled, + * we return now and do not enter the low power state. + */ + if (lazy_irq_pending()) + return false; + + /* Tell lockdep we are about to re-enable */ + trace_hardirqs_on(); + + /* + * Mark interrupts as soft-enabled and clear the + * PACA_IRQ_HARD_DIS from the pending mask since we + * are about to hard enable as well as a side effect + * of entering the low power state. + */ + local_paca->irq_happened &= ~PACA_IRQ_HARD_DIS; + local_paca->soft_enabled = 1; + + /* Tell the caller to enter the low power state */ + return true; +} + #endif /* CONFIG_PPC64 */ int arch_show_interrupts(struct seq_file *p, int prec) diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index e4cb343..e1417c4 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -571,7 +571,6 @@ void __devinit start_secondary(void *unused) if (system_state == SYSTEM_RUNNING) vdso_data->processorCount++; #endif - ipi_call_lock(); notify_cpu_starting(cpu); set_cpu_online(cpu, true); /* Update sibling maps */ @@ -601,7 +600,6 @@ void __devinit start_secondary(void *unused) of_node_put(np); } of_node_put(l2_cache); - ipi_call_unlock(); local_irq_enable(); diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S index a84aafc..a1044f4 100644 --- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S +++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S @@ -810,7 +810,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_201) lwz r3,VCORE_NAPPING_THREADS(r5) lwz r4,VCPU_PTID(r9) li r0,1 - sldi r0,r0,r4 + sld r0,r0,r4 andc. r3,r3,r0 /* no sense IPI'ing ourselves */ beq 43f mulli r4,r4,PACA_SIZE /* get paca for thread 0 */ diff --git a/arch/powerpc/kvm/book3s_pr_papr.c b/arch/powerpc/kvm/book3s_pr_papr.c index 3ff9013..ee02b30 100644 --- a/arch/powerpc/kvm/book3s_pr_papr.c +++ b/arch/powerpc/kvm/book3s_pr_papr.c @@ -241,6 +241,7 @@ int kvmppc_h_pr(struct kvm_vcpu *vcpu, unsigned long cmd) case H_PUT_TCE: return kvmppc_h_pr_put_tce(vcpu); case H_CEDE: + vcpu->arch.shared->msr |= MSR_EE; kvm_vcpu_block(vcpu); clear_bit(KVM_REQ_UNHALT, &vcpu->requests); vcpu->stat.halt_wakeup++; diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 6e8f677..1e95556 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -639,7 +639,7 @@ static void __init parse_drconf_memory(struct device_node *memory) unsigned int n, rc, ranges, is_kexec_kdump = 0; unsigned long lmb_size, base, size, sz; int nid; - struct assoc_arrays aa; + struct assoc_arrays aa = { .arrays = NULL }; n = of_get_drconf_memory(memory, &dm); if (!n) diff --git a/arch/powerpc/platforms/cell/pervasive.c b/arch/powerpc/platforms/cell/pervasive.c index efdacc8..d17e98b 100644 --- a/arch/powerpc/platforms/cell/pervasive.c +++ b/arch/powerpc/platforms/cell/pervasive.c @@ -42,11 +42,9 @@ static void cbe_power_save(void) { unsigned long ctrl, thread_switch_control; - /* - * We need to hard disable interrupts, the local_irq_enable() done by - * our caller upon return will hard re-enable. - */ - hard_irq_disable(); + /* Ensure our interrupt state is properly tracked */ + if (!prep_irq_for_idle()) + return; ctrl = mfspr(SPRN_CTRLF); @@ -81,6 +79,9 @@ static void cbe_power_save(void) */ ctrl &= ~(CTRL_RUNLATCH | CTRL_TE); mtspr(SPRN_CTRLT, ctrl); + + /* Re-enable interrupts in MSR */ + __hard_irq_enable(); } static int cbe_system_reset_exception(struct pt_regs *regs) diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index 66519d2..d544d78 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -317,28 +317,23 @@ out: return ret; } -static int spufs_context_open(struct dentry *dentry, struct vfsmount *mnt) +static int spufs_context_open(struct path *path) { int ret; struct file *filp; ret = get_unused_fd(); - if (ret < 0) { - dput(dentry); - mntput(mnt); - goto out; - } + if (ret < 0) + return ret; - filp = dentry_open(dentry, mnt, O_RDONLY, current_cred()); + filp = dentry_open(path, O_RDONLY, current_cred()); if (IS_ERR(filp)) { put_unused_fd(ret); - ret = PTR_ERR(filp); - goto out; + return PTR_ERR(filp); } filp->f_op = &spufs_context_fops; fd_install(ret, filp); -out: return ret; } @@ -453,6 +448,7 @@ spufs_create_context(struct inode *inode, struct dentry *dentry, int affinity; struct spu_gang *gang; struct spu_context *neighbor; + struct path path = {.mnt = mnt, .dentry = dentry}; ret = -EPERM; if ((flags & SPU_CREATE_NOSCHED) && @@ -495,11 +491,7 @@ spufs_create_context(struct inode *inode, struct dentry *dentry, put_spu_context(neighbor); } - /* - * get references for dget and mntget, will be released - * in error path of *_open(). - */ - ret = spufs_context_open(dget(dentry), mntget(mnt)); + ret = spufs_context_open(&path); if (ret < 0) { WARN_ON(spufs_rmdir(inode, dentry)); if (affinity) @@ -556,28 +548,27 @@ out: return ret; } -static int spufs_gang_open(struct dentry *dentry, struct vfsmount *mnt) +static int spufs_gang_open(struct path *path) { int ret; struct file *filp; ret = get_unused_fd(); - if (ret < 0) { - dput(dentry); - mntput(mnt); - goto out; - } + if (ret < 0) + return ret; - filp = dentry_open(dentry, mnt, O_RDONLY, current_cred()); + /* + * get references for dget and mntget, will be released + * in error path of *_open(). + */ + filp = dentry_open(path, O_RDONLY, current_cred()); if (IS_ERR(filp)) { put_unused_fd(ret); - ret = PTR_ERR(filp); - goto out; + return PTR_ERR(filp); } filp->f_op = &simple_dir_operations; fd_install(ret, filp); -out: return ret; } @@ -585,17 +576,14 @@ static int spufs_create_gang(struct inode *inode, struct dentry *dentry, struct vfsmount *mnt, umode_t mode) { + struct path path = {.mnt = mnt, .dentry = dentry}; int ret; ret = spufs_mkgang(inode, dentry, mode & S_IRWXUGO); if (ret) goto out; - /* - * get references for dget and mntget, will be released - * in error path of *_open(). - */ - ret = spufs_gang_open(dget(dentry), mntget(mnt)); + ret = spufs_gang_open(&path); if (ret < 0) { int err = simple_rmdir(inode, dentry); WARN_ON(err); diff --git a/arch/powerpc/platforms/pseries/processor_idle.c b/arch/powerpc/platforms/pseries/processor_idle.c index e61483e..c71be66 100644 --- a/arch/powerpc/platforms/pseries/processor_idle.c +++ b/arch/powerpc/platforms/pseries/processor_idle.c @@ -99,15 +99,18 @@ out: static void check_and_cede_processor(void) { /* - * Interrupts are soft-disabled at this point, - * but not hard disabled. So an interrupt might have - * occurred before entering NAP, and would be potentially - * lost (edge events, decrementer events, etc...) unless - * we first hard disable then check. + * Ensure our interrupt state is properly tracked, + * also checks if no interrupt has occurred while we + * were soft-disabled */ - hard_irq_disable(); - if (!lazy_irq_pending()) + if (prep_irq_for_idle()) { cede_processor(); +#ifdef CONFIG_TRACE_IRQFLAGS + /* Ensure that H_CEDE returns with IRQs on */ + if (WARN_ON(!(mfmsr() & MSR_EE))) + __hard_irq_enable(); +#endif + } } static int dedicated_cede_loop(struct cpuidle_device *dev, diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index 0f3ab06..eab3492 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -971,7 +971,7 @@ static int cpu_cmd(void) /* print cpus waiting or in xmon */ printf("cpus stopped:"); count = 0; - for (cpu = 0; cpu < NR_CPUS; ++cpu) { + for_each_possible_cpu(cpu) { if (cpumask_test_cpu(cpu, &cpus_in_xmon)) { if (count == 0) printf(" %x", cpu); diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 15cca26..8dca9c2 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -717,9 +717,7 @@ static void __cpuinit smp_start_secondary(void *cpuvoid) init_cpu_vtimer(); pfault_init(); notify_cpu_starting(smp_processor_id()); - ipi_call_lock(); set_cpu_online(smp_processor_id(), true); - ipi_call_unlock(); local_irq_enable(); /* cpu_idle will call schedule for us */ cpu_idle(); diff --git a/arch/sh/include/asm/io_noioport.h b/arch/sh/include/asm/io_noioport.h index e136d28..4d48f14 100644 --- a/arch/sh/include/asm/io_noioport.h +++ b/arch/sh/include/asm/io_noioport.h @@ -19,9 +19,20 @@ static inline u32 inl(unsigned long addr) return -1; } -#define outb(x, y) BUG() -#define outw(x, y) BUG() -#define outl(x, y) BUG() +static inline void outb(unsigned char x, unsigned long port) +{ + BUG(); +} + +static inline void outw(unsigned short x, unsigned long port) +{ + BUG(); +} + +static inline void outl(unsigned int x, unsigned long port) +{ + BUG(); +} #define inb_p(addr) inb(addr) #define inw_p(addr) inw(addr) diff --git a/arch/sh/kernel/cpu/sh3/serial-sh7720.c b/arch/sh/kernel/cpu/sh3/serial-sh7720.c index 8832c52..c4a0336 100644 --- a/arch/sh/kernel/cpu/sh3/serial-sh7720.c +++ b/arch/sh/kernel/cpu/sh3/serial-sh7720.c @@ -2,7 +2,7 @@ #include <linux/serial_core.h> #include <linux/io.h> #include <cpu/serial.h> -#include <asm/gpio.h> +#include <cpu/gpio.h> static void sh7720_sci_init_pins(struct uart_port *port, unsigned int cflag) { diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index f591598..781bcb1 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -103,8 +103,6 @@ void __cpuinit smp_callin(void) if (cheetah_pcache_forced_on) cheetah_enable_pcache(); - local_irq_enable(); - callin_flag = 1; __asm__ __volatile__("membar #Sync\n\t" "flush %%g6" : : : "memory"); @@ -124,9 +122,8 @@ void __cpuinit smp_callin(void) while (!cpumask_test_cpu(cpuid, &smp_commenced_mask)) rmb(); - ipi_call_lock_irq(); set_cpu_online(cpuid, true); - ipi_call_unlock_irq(); + local_irq_enable(); /* idle thread is expected to have preempt disabled */ preempt_disable(); @@ -1308,9 +1305,7 @@ int __cpu_disable(void) mdelay(1); local_irq_disable(); - ipi_call_lock(); set_cpu_online(cpu, false); - ipi_call_unlock(); cpu_map_rebuild(); diff --git a/arch/tile/kernel/backtrace.c b/arch/tile/kernel/backtrace.c index 9092ce8..f8b74ca 100644 --- a/arch/tile/kernel/backtrace.c +++ b/arch/tile/kernel/backtrace.c @@ -14,6 +14,7 @@ #include <linux/kernel.h> #include <linux/string.h> +#include <asm/byteorder.h> #include <asm/backtrace.h> #include <asm/tile-desc.h> #include <arch/abi.h> @@ -336,8 +337,12 @@ static void find_caller_pc_and_caller_sp(CallerLocation *location, bytes_to_prefetch / sizeof(tile_bundle_bits); } - /* Decode the next bundle. */ - bundle.bits = prefetched_bundles[next_bundle++]; + /* + * Decode the next bundle. + * TILE always stores instruction bundles in little-endian + * mode, even when the chip is running in big-endian mode. + */ + bundle.bits = le64_to_cpu(prefetched_bundles[next_bundle++]); bundle.num_insns = parse_insn_tile(bundle.bits, pc, bundle.insns); num_info_ops = bt_get_info_ops(&bundle, info_operands); diff --git a/arch/tile/kernel/smpboot.c b/arch/tile/kernel/smpboot.c index 84873fb..e686c5a 100644 --- a/arch/tile/kernel/smpboot.c +++ b/arch/tile/kernel/smpboot.c @@ -198,17 +198,7 @@ void __cpuinit online_secondary(void) notify_cpu_starting(smp_processor_id()); - /* - * We need to hold call_lock, so there is no inconsistency - * between the time smp_call_function() determines number of - * IPI recipients, and the time when the determination is made - * for which cpus receive the IPI. Holding this - * lock helps us to not include this cpu in a currently in progress - * smp_call_function(). - */ - ipi_call_lock(); set_cpu_online(smp_processor_id(), 1); - ipi_call_unlock(); __get_cpu_var(cpu_state) = CPU_ONLINE; /* Set up tile-specific state for this cpu. */ diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c index 88e466b..43b39d6 100644 --- a/arch/um/drivers/mconsole_kern.c +++ b/arch/um/drivers/mconsole_kern.c @@ -705,7 +705,6 @@ static void stack_proc(void *arg) struct task_struct *from = current, *to = arg; to->thread.saved_task = from; - rcu_switch_from(from); switch_to(from, to, from); } diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 1f25214..b0c5276 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -49,6 +49,9 @@ else KBUILD_AFLAGS += -m64 KBUILD_CFLAGS += -m64 + # Use -mpreferred-stack-boundary=3 if supported. + KBUILD_CFLAGS += $(call cc-option,-mno-sse -mpreferred-stack-boundary=3) + # FIXME - should be integrated in Makefile.cpu (Makefile_32.cpu) cflags-$(CONFIG_MK8) += $(call cc-option,-march=k8) cflags-$(CONFIG_MPSC) += $(call cc-option,-march=nocona) diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h index 49331be..7078068 100644 --- a/arch/x86/include/asm/alternative.h +++ b/arch/x86/include/asm/alternative.h @@ -75,23 +75,54 @@ static inline int alternatives_text_reserved(void *start, void *end) } #endif /* CONFIG_SMP */ +#define OLDINSTR(oldinstr) "661:\n\t" oldinstr "\n662:\n" + +#define b_replacement(number) "663"#number +#define e_replacement(number) "664"#number + +#define alt_slen "662b-661b" +#define alt_rlen(number) e_replacement(number)"f-"b_replacement(number)"f" + +#define ALTINSTR_ENTRY(feature, number) \ + " .long 661b - .\n" /* label */ \ + " .long " b_replacement(number)"f - .\n" /* new instruction */ \ + " .word " __stringify(feature) "\n" /* feature bit */ \ + " .byte " alt_slen "\n" /* source len */ \ + " .byte " alt_rlen(number) "\n" /* replacement len */ + +#define DISCARD_ENTRY(number) /* rlen <= slen */ \ + " .byte 0xff + (" alt_rlen(number) ") - (" alt_slen ")\n" + +#define ALTINSTR_REPLACEMENT(newinstr, feature, number) /* replacement */ \ + b_replacement(number)":\n\t" newinstr "\n" e_replacement(number) ":\n\t" + /* alternative assembly primitive: */ #define ALTERNATIVE(oldinstr, newinstr, feature) \ - \ - "661:\n\t" oldinstr "\n662:\n" \ - ".section .altinstructions,\"a\"\n" \ - " .long 661b - .\n" /* label */ \ - " .long 663f - .\n" /* new instruction */ \ - " .word " __stringify(feature) "\n" /* feature bit */ \ - " .byte 662b-661b\n" /* sourcelen */ \ - " .byte 664f-663f\n" /* replacementlen */ \ - ".previous\n" \ - ".section .discard,\"aw\",@progbits\n" \ - " .byte 0xff + (664f-663f) - (662b-661b)\n" /* rlen <= slen */ \ - ".previous\n" \ - ".section .altinstr_replacement, \"ax\"\n" \ - "663:\n\t" newinstr "\n664:\n" /* replacement */ \ - ".previous" + OLDINSTR(oldinstr) \ + ".section .altinstructions,\"a\"\n" \ + ALTINSTR_ENTRY(feature, 1) \ + ".previous\n" \ + ".section .discard,\"aw\",@progbits\n" \ + DISCARD_ENTRY(1) \ + ".previous\n" \ + ".section .altinstr_replacement, \"ax\"\n" \ + ALTINSTR_REPLACEMENT(newinstr, feature, 1) \ + ".previous" + +#define ALTERNATIVE_2(oldinstr, newinstr1, feature1, newinstr2, feature2)\ + OLDINSTR(oldinstr) \ + ".section .altinstructions,\"a\"\n" \ + ALTINSTR_ENTRY(feature1, 1) \ + ALTINSTR_ENTRY(feature2, 2) \ + ".previous\n" \ + ".section .discard,\"aw\",@progbits\n" \ + DISCARD_ENTRY(1) \ + DISCARD_ENTRY(2) \ + ".previous\n" \ + ".section .altinstr_replacement, \"ax\"\n" \ + ALTINSTR_REPLACEMENT(newinstr1, feature1, 1) \ + ALTINSTR_REPLACEMENT(newinstr2, feature2, 2) \ + ".previous" /* * This must be included *after* the definition of ALTERNATIVE due to @@ -140,6 +171,19 @@ static inline int alternatives_text_reserved(void *start, void *end) : output : [old] "i" (oldfunc), [new] "i" (newfunc), ## input) /* + * Like alternative_call, but there are two features and respective functions. + * If CPU has feature2, function2 is used. + * Otherwise, if CPU has feature1, function1 is used. + * Otherwise, old function is used. + */ +#define alternative_call_2(oldfunc, newfunc1, feature1, newfunc2, feature2, \ + output, input...) \ + asm volatile (ALTERNATIVE_2("call %P[old]", "call %P[new1]", feature1,\ + "call %P[new2]", feature2) \ + : output : [old] "i" (oldfunc), [new1] "i" (newfunc1), \ + [new2] "i" (newfunc2), ## input) + +/* * use this macro(s) if you need more than one output parameter * in alternative_io */ diff --git a/arch/x86/include/asm/amd_nb.h b/arch/x86/include/asm/amd_nb.h index 49ad773..b3341e9 100644 --- a/arch/x86/include/asm/amd_nb.h +++ b/arch/x86/include/asm/amd_nb.h @@ -26,10 +26,31 @@ struct amd_l3_cache { u8 subcaches[4]; }; +struct threshold_block { + unsigned int block; + unsigned int bank; + unsigned int cpu; + u32 address; + u16 interrupt_enable; + bool interrupt_capable; + u16 threshold_limit; + struct kobject kobj; + struct list_head miscj; +}; + +struct threshold_bank { + struct kobject *kobj; + struct threshold_block *blocks; + + /* initialized to the number of CPUs on the node sharing this bank */ + atomic_t cpus; +}; + struct amd_northbridge { struct pci_dev *misc; struct pci_dev *link; struct amd_l3_cache l3_cache; + struct threshold_bank *bank4; }; struct amd_northbridge_info { diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index eaff479..88093c1 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h @@ -306,7 +306,8 @@ struct apic { unsigned long (*check_apicid_used)(physid_mask_t *map, int apicid); unsigned long (*check_apicid_present)(int apicid); - void (*vector_allocation_domain)(int cpu, struct cpumask *retmask); + void (*vector_allocation_domain)(int cpu, struct cpumask *retmask, + const struct cpumask *mask); void (*init_apic_ldr)(void); void (*ioapic_phys_id_map)(physid_mask_t *phys_map, physid_mask_t *retmap); @@ -331,9 +332,9 @@ struct apic { unsigned long (*set_apic_id)(unsigned int id); unsigned long apic_id_mask; - unsigned int (*cpu_mask_to_apicid)(const struct cpumask *cpumask); - unsigned int (*cpu_mask_to_apicid_and)(const struct cpumask *cpumask, - const struct cpumask *andmask); + int (*cpu_mask_to_apicid_and)(const struct cpumask *cpumask, + const struct cpumask *andmask, + unsigned int *apicid); /* ipi */ void (*send_IPI_mask)(const struct cpumask *mask, int vector); @@ -537,6 +538,11 @@ static inline const struct cpumask *default_target_cpus(void) #endif } +static inline const struct cpumask *online_target_cpus(void) +{ + return cpu_online_mask; +} + DECLARE_EARLY_PER_CPU(u16, x86_bios_cpu_apicid); @@ -586,21 +592,50 @@ static inline int default_phys_pkg_id(int cpuid_apic, int index_msb) #endif -static inline unsigned int -default_cpu_mask_to_apicid(const struct cpumask *cpumask) +static inline int +flat_cpu_mask_to_apicid_and(const struct cpumask *cpumask, + const struct cpumask *andmask, + unsigned int *apicid) { - return cpumask_bits(cpumask)[0] & APIC_ALL_CPUS; + unsigned long cpu_mask = cpumask_bits(cpumask)[0] & + cpumask_bits(andmask)[0] & + cpumask_bits(cpu_online_mask)[0] & + APIC_ALL_CPUS; + + if (likely(cpu_mask)) { + *apicid = (unsigned int)cpu_mask; + return 0; + } else { + return -EINVAL; + } } -static inline unsigned int +extern int default_cpu_mask_to_apicid_and(const struct cpumask *cpumask, - const struct cpumask *andmask) + const struct cpumask *andmask, + unsigned int *apicid); + +static inline void +flat_vector_allocation_domain(int cpu, struct cpumask *retmask, + const struct cpumask *mask) { - unsigned long mask1 = cpumask_bits(cpumask)[0]; - unsigned long mask2 = cpumask_bits(andmask)[0]; - unsigned long mask3 = cpumask_bits(cpu_online_mask)[0]; + /* Careful. Some cpus do not strictly honor the set of cpus + * specified in the interrupt destination when using lowest + * priority interrupt delivery mode. + * + * In particular there was a hyperthreading cpu observed to + * deliver interrupts to the wrong hyperthread when only one + * hyperthread was specified in the interrupt desitination. + */ + cpumask_clear(retmask); + cpumask_bits(retmask)[0] = APIC_ALL_CPUS; +} - return (unsigned int)(mask1 & mask2 & mask3); +static inline void +default_vector_allocation_domain(int cpu, struct cpumask *retmask, + const struct cpumask *mask) +{ + cpumask_copy(retmask, cpumask_of(cpu)); } static inline unsigned long default_check_apicid_used(physid_mask_t *map, int apicid) diff --git a/arch/x86/include/asm/emergency-restart.h b/arch/x86/include/asm/emergency-restart.h index cc70c1c..75ce3f4 100644 --- a/arch/x86/include/asm/emergency-restart.h +++ b/arch/x86/include/asm/emergency-restart.h @@ -4,9 +4,7 @@ enum reboot_type { BOOT_TRIPLE = 't', BOOT_KBD = 'k', -#ifdef CONFIG_X86_32 BOOT_BIOS = 'b', -#endif BOOT_ACPI = 'a', BOOT_EFI = 'e', BOOT_CF9 = 'p', diff --git a/arch/x86/include/asm/floppy.h b/arch/x86/include/asm/floppy.h index dbe82a5..d3d7469 100644 --- a/arch/x86/include/asm/floppy.h +++ b/arch/x86/include/asm/floppy.h @@ -99,7 +99,7 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id) virtual_dma_residue += virtual_dma_count; virtual_dma_count = 0; #ifdef TRACE_FLPY_INT - printk("count=%x, residue=%x calls=%d bytes=%d dma_wait=%d\n", + printk(KERN_DEBUG "count=%x, residue=%x calls=%d bytes=%d dma_wait=%d\n", virtual_dma_count, virtual_dma_residue, calls, bytes, dma_wait); calls = 0; diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index db7c1f2..2da88c0 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -313,8 +313,8 @@ struct kvm_pmu { u64 counter_bitmask[2]; u64 global_ctrl_mask; u8 version; - struct kvm_pmc gp_counters[X86_PMC_MAX_GENERIC]; - struct kvm_pmc fixed_counters[X86_PMC_MAX_FIXED]; + struct kvm_pmc gp_counters[INTEL_PMC_MAX_GENERIC]; + struct kvm_pmc fixed_counters[INTEL_PMC_MAX_FIXED]; struct irq_work irq_work; u64 reprogram_pmi; }; diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index 084ef95..813ed10 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h @@ -115,8 +115,8 @@ notrace static inline int native_write_msr_safe(unsigned int msr, extern unsigned long long native_read_tsc(void); -extern int native_rdmsr_safe_regs(u32 regs[8]); -extern int native_wrmsr_safe_regs(u32 regs[8]); +extern int rdmsr_safe_regs(u32 regs[8]); +extern int wrmsr_safe_regs(u32 regs[8]); static __always_inline unsigned long long __native_read_tsc(void) { @@ -187,43 +187,6 @@ static inline int rdmsrl_safe(unsigned msr, unsigned long long *p) return err; } -static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p) -{ - u32 gprs[8] = { 0 }; - int err; - - gprs[1] = msr; - gprs[7] = 0x9c5a203a; - - err = native_rdmsr_safe_regs(gprs); - - *p = gprs[0] | ((u64)gprs[2] << 32); - - return err; -} - -static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val) -{ - u32 gprs[8] = { 0 }; - - gprs[0] = (u32)val; - gprs[1] = msr; - gprs[2] = val >> 32; - gprs[7] = 0x9c5a203a; - - return native_wrmsr_safe_regs(gprs); -} - -static inline int rdmsr_safe_regs(u32 regs[8]) -{ - return native_rdmsr_safe_regs(regs); -} - -static inline int wrmsr_safe_regs(u32 regs[8]) -{ - return native_wrmsr_safe_regs(regs); -} - #define rdtscl(low) \ ((low) = (u32)__native_read_tsc()) @@ -237,6 +200,8 @@ do { \ (high) = (u32)(_l >> 32); \ } while (0) +#define rdpmcl(counter, val) ((val) = native_read_pmc(counter)) + #define rdtscp(low, high, aux) \ do { \ unsigned long long _val = native_read_tscp(&(aux)); \ @@ -248,8 +213,7 @@ do { \ #endif /* !CONFIG_PARAVIRT */ - -#define checking_wrmsrl(msr, val) wrmsr_safe((msr), (u32)(val), \ +#define wrmsrl_safe(msr, val) wrmsr_safe((msr), (u32)(val), \ (u32)((val) >> 32)) #define write_tsc(val1, val2) wrmsr(MSR_IA32_TSC, (val1), (val2)) diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h index dc580c4..c0fa356 100644 --- a/arch/x86/include/asm/nmi.h +++ b/arch/x86/include/asm/nmi.h @@ -44,28 +44,14 @@ struct nmiaction { const char *name; }; -#define register_nmi_handler(t, fn, fg, n) \ +#define register_nmi_handler(t, fn, fg, n, init...) \ ({ \ - static struct nmiaction fn##_na = { \ + static struct nmiaction init fn##_na = { \ .handler = (fn), \ .name = (n), \ .flags = (fg), \ }; \ - __register_nmi_handler((t), &fn##_na); \ -}) - -/* - * For special handlers that register/unregister in the - * init section only. This should be considered rare. - */ -#define register_nmi_handler_initonly(t, fn, fg, n) \ -({ \ - static struct nmiaction fn##_na __initdata = { \ - .handler = (fn), \ - .name = (n), \ - .flags = (fg), \ - }; \ - __register_nmi_handler((t), &fn##_na); \ + __register_nmi_handler((t), &fn##_na); \ }) int __register_nmi_handler(unsigned int, struct nmiaction *); diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 6cbbabf..0b47ddb 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -128,21 +128,11 @@ static inline u64 paravirt_read_msr(unsigned msr, int *err) return PVOP_CALL2(u64, pv_cpu_ops.read_msr, msr, err); } -static inline int paravirt_rdmsr_regs(u32 *regs) -{ - return PVOP_CALL1(int, pv_cpu_ops.rdmsr_regs, regs); -} - static inline int paravirt_write_msr(unsigned msr, unsigned low, unsigned high) { return PVOP_CALL3(int, pv_cpu_ops.write_msr, msr, low, high); } -static inline int paravirt_wrmsr_regs(u32 *regs) -{ - return PVOP_CALL1(int, pv_cpu_ops.wrmsr_regs, regs); -} - /* These should all do BUG_ON(_err), but our headers are too tangled. */ #define rdmsr(msr, val1, val2) \ do { \ @@ -176,9 +166,6 @@ do { \ _err; \ }) -#define rdmsr_safe_regs(regs) paravirt_rdmsr_regs(regs) -#define wrmsr_safe_regs(regs) paravirt_wrmsr_regs(regs) - static inline int rdmsrl_safe(unsigned msr, unsigned long long *p) { int err; @@ -186,32 +173,6 @@ static inline int rdmsrl_safe(unsigned msr, unsigned long long *p) *p = paravirt_read_msr(msr, &err); return err; } -static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p) -{ - u32 gprs[8] = { 0 }; - int err; - - gprs[1] = msr; - gprs[7] = 0x9c5a203a; - - err = paravirt_rdmsr_regs(gprs); - - *p = gprs[0] | ((u64)gprs[2] << 32); - - return err; -} - -static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val) -{ - u32 gprs[8] = { 0 }; - - gprs[0] = (u32)val; - gprs[1] = msr; - gprs[2] = val >> 32; - gprs[7] = 0x9c5a203a; - - return paravirt_wrmsr_regs(gprs); -} static inline u64 paravirt_read_tsc(void) { @@ -252,6 +213,8 @@ do { \ high = _l >> 32; \ } while (0) +#define rdpmcl(counter, val) ((val) = paravirt_read_pmc(counter)) + static inline unsigned long long paravirt_rdtscp(unsigned int *aux) { return PVOP_CALL1(u64, pv_cpu_ops.read_tscp, aux); diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h index 8e8b9a4..8613cbb 100644 --- a/arch/x86/include/asm/paravirt_types.h +++ b/arch/x86/include/asm/paravirt_types.h @@ -153,9 +153,7 @@ struct pv_cpu_ops { /* MSR, PMC and TSR operations. err = 0/-EFAULT. wrmsr returns 0/-EFAULT. */ u64 (*read_msr)(unsigned int msr, int *err); - int (*rdmsr_regs)(u32 *regs); int (*write_msr)(unsigned int msr, unsigned low, unsigned high); - int (*wrmsr_regs)(u32 *regs); u64 (*read_tsc)(void); u64 (*read_pmc)(int counter); diff --git a/arch/x86/include/asm/pci_x86.h b/arch/x86/include/asm/pci_x86.h index b3a5317..5ad24a8 100644 --- a/arch/x86/include/asm/pci_x86.h +++ b/arch/x86/include/asm/pci_x86.h @@ -7,9 +7,13 @@ #undef DEBUG #ifdef DEBUG -#define DBG(x...) printk(x) +#define DBG(fmt, ...) printk(fmt, ##__VA_ARGS__) #else -#define DBG(x...) +#define DBG(fmt, ...) \ +do { \ + if (0) \ + printk(fmt, ##__VA_ARGS__); \ +} while (0) #endif #define PCI_PROBE_BIOS 0x0001 diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h index 588f52e..c78f14a 100644 --- a/arch/x86/include/asm/perf_event.h +++ b/arch/x86/include/asm/perf_event.h @@ -5,11 +5,10 @@ * Performance event hw details: */ -#define X86_PMC_MAX_GENERIC 32 -#define X86_PMC_MAX_FIXED 3 +#define INTEL_PMC_MAX_GENERIC 32 +#define INTEL_PMC_MAX_FIXED 3 +#define INTEL_PMC_IDX_FIXED 32 -#define X86_PMC_IDX_GENERIC 0 -#define X86_PMC_IDX_FIXED 32 #define X86_PMC_IDX_MAX 64 #define MSR_ARCH_PERFMON_PERFCTR0 0xc1 @@ -48,8 +47,7 @@ (X86_RAW_EVENT_MASK | \ AMD64_EVENTSEL_EVENT) #define AMD64_NUM_COUNTERS 4 -#define AMD64_NUM_COUNTERS_F15H 6 -#define AMD64_NUM_COUNTERS_MAX AMD64_NUM_COUNTERS_F15H +#define AMD64_NUM_COUNTERS_CORE 6 #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_SEL 0x3c #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_UMASK (0x00 << 8) @@ -121,16 +119,16 @@ struct x86_pmu_capability { /* Instr_Retired.Any: */ #define MSR_ARCH_PERFMON_FIXED_CTR0 0x309 -#define X86_PMC_IDX_FIXED_INSTRUCTIONS (X86_PMC_IDX_FIXED + 0) +#define INTEL_PMC_IDX_FIXED_INSTRUCTIONS (INTEL_PMC_IDX_FIXED + 0) /* CPU_CLK_Unhalted.Core: */ #define MSR_ARCH_PERFMON_FIXED_CTR1 0x30a -#define X86_PMC_IDX_FIXED_CPU_CYCLES (X86_PMC_IDX_FIXED + 1) +#define INTEL_PMC_IDX_FIXED_CPU_CYCLES (INTEL_PMC_IDX_FIXED + 1) /* CPU_CLK_Unhalted.Ref: */ #define MSR_ARCH_PERFMON_FIXED_CTR2 0x30b -#define X86_PMC_IDX_FIXED_REF_CYCLES (X86_PMC_IDX_FIXED + 2) -#define X86_PMC_MSK_FIXED_REF_CYCLES (1ULL << X86_PMC_IDX_FIXED_REF_CYCLES) +#define INTEL_PMC_IDX_FIXED_REF_CYCLES (INTEL_PMC_IDX_FIXED + 2) +#define INTEL_PMC_MSK_FIXED_REF_CYCLES (1ULL << INTEL_PMC_IDX_FIXED_REF_CYCLES) /* * We model BTS tracing as another fixed-mode PMC. @@ -139,7 +137,7 @@ struct x86_pmu_capability { * values are used by actual fixed events and higher values are used * to indicate other overflow conditions in the PERF_GLOBAL_STATUS msr. */ -#define X86_PMC_IDX_FIXED_BTS (X86_PMC_IDX_FIXED + 16) +#define INTEL_PMC_IDX_FIXED_BTS (INTEL_PMC_IDX_FIXED + 16) /* * IBS cpuid feature detection @@ -234,6 +232,7 @@ struct perf_guest_switch_msr { extern struct perf_guest_switch_msr *perf_guest_get_msrs(int *nr); extern void perf_get_x86_pmu_capability(struct x86_pmu_capability *cap); +extern void perf_check_microcode(void); #else static inline perf_guest_switch_msr *perf_guest_get_msrs(int *nr) { @@ -247,6 +246,7 @@ static inline void perf_get_x86_pmu_capability(struct x86_pmu_capability *cap) } static inline void perf_events_lapic_init(void) { } +static inline void perf_check_microcode(void) { } #endif #if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_AMD) diff --git a/arch/x86/include/asm/pgtable-2level.h b/arch/x86/include/asm/pgtable-2level.h index 98391db..f2b489c 100644 --- a/arch/x86/include/asm/pgtable-2level.h +++ b/arch/x86/include/asm/pgtable-2level.h @@ -2,9 +2,9 @@ #define _ASM_X86_PGTABLE_2LEVEL_H #define pte_ERROR(e) \ - printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, (e).pte_low) + pr_err("%s:%d: bad pte %08lx\n", __FILE__, __LINE__, (e).pte_low) #define pgd_ERROR(e) \ - printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e)) + pr_err("%s:%d: bad pgd %08lx\n", __FILE__, __LINE__, pgd_val(e)) /* * Certain architectures need to do special things when PTEs diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index cb00ccc..4cc9f2b 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h @@ -9,13 +9,13 @@ */ #define pte_ERROR(e) \ - printk("%s:%d: bad pte %p(%08lx%08lx).\n", \ + pr_err("%s:%d: bad pte %p(%08lx%08lx)\n", \ __FILE__, __LINE__, &(e), (e).pte_high, (e).pte_low) #define pmd_ERROR(e) \ - printk("%s:%d: bad pmd %p(%016Lx).\n", \ + pr_err("%s:%d: bad pmd %p(%016Lx)\n", \ __FILE__, __LINE__, &(e), pmd_val(e)) #define pgd_ERROR(e) \ - printk("%s:%d: bad pgd %p(%016Lx).\n", \ + pr_err("%s:%d: bad pgd %p(%016Lx)\n", \ __FILE__, __LINE__, &(e), pgd_val(e)) /* Rules for using set_pte: the pte being assigned *must* be diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h index 975f709..8251be0 100644 --- a/arch/x86/include/asm/pgtable_64.h +++ b/arch/x86/include/asm/pgtable_64.h @@ -26,16 +26,16 @@ extern pgd_t init_level4_pgt[]; extern void paging_init(void); #define pte_ERROR(e) \ - printk("%s:%d: bad pte %p(%016lx).\n", \ + pr_err("%s:%d: bad pte %p(%016lx)\n", \ __FILE__, __LINE__, &(e), pte_val(e)) #define pmd_ERROR(e) \ - printk("%s:%d: bad pmd %p(%016lx).\n", \ + pr_err("%s:%d: bad pmd %p(%016lx)\n", \ __FILE__, __LINE__, &(e), pmd_val(e)) #define pud_ERROR(e) \ - printk("%s:%d: bad pud %p(%016lx).\n", \ + pr_err("%s:%d: bad pud %p(%016lx)\n", \ __FILE__, __LINE__, &(e), pud_val(e)) #define pgd_ERROR(e) \ - printk("%s:%d: bad pgd %p(%016lx).\n", \ + pr_err("%s:%d: bad pgd %p(%016lx)\n", \ __FILE__, __LINE__, &(e), pgd_val(e)) struct mm_struct; diff --git a/arch/x86/include/asm/realmode.h b/arch/x86/include/asm/realmode.h index fce3f4a..fe1ec5b 100644 --- a/arch/x86/include/asm/realmode.h +++ b/arch/x86/include/asm/realmode.h @@ -21,8 +21,9 @@ struct real_mode_header { u32 wakeup_header; #endif /* APM/BIOS reboot */ -#ifdef CONFIG_X86_32 u32 machine_real_restart_asm; +#ifdef CONFIG_X86_64 + u32 machine_real_restart_seg; #endif }; diff --git a/arch/x86/include/asm/reboot.h b/arch/x86/include/asm/reboot.h index 92f29706..a82c4f1 100644 --- a/arch/x86/include/asm/reboot.h +++ b/arch/x86/include/asm/reboot.h @@ -18,8 +18,8 @@ extern struct machine_ops machine_ops; void native_machine_crash_shutdown(struct pt_regs *regs); void native_machine_shutdown(void); -void machine_real_restart(unsigned int type); -/* These must match dispatch_table in reboot_32.S */ +void __noreturn machine_real_restart(unsigned int type); +/* These must match dispatch in arch/x86/realmore/rm/reboot.S */ #define MRR_BIOS 0 #define MRR_APM 1 diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h index f483945..2ffa95d 100644 --- a/arch/x86/include/asm/smp.h +++ b/arch/x86/include/asm/smp.h @@ -169,11 +169,6 @@ void x86_idle_thread_init(unsigned int cpu, struct task_struct *idle); void smp_store_cpu_info(int id); #define cpu_physical_id(cpu) per_cpu(x86_cpu_to_apicid, cpu) -/* We don't mark CPUs online until __cpu_up(), so we need another measure */ -static inline int num_booting_cpus(void) -{ - return cpumask_weight(cpu_callout_mask); -} #else /* !CONFIG_SMP */ #define wbinvd_on_cpu(cpu) wbinvd() static inline int wbinvd_on_all_cpus(void) diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h index 8e796fb..d8def8b 100644 --- a/arch/x86/include/asm/uaccess_64.h +++ b/arch/x86/include/asm/uaccess_64.h @@ -17,6 +17,8 @@ /* Handles exceptions in both to and from, but doesn't do access_ok */ __must_check unsigned long +copy_user_enhanced_fast_string(void *to, const void *from, unsigned len); +__must_check unsigned long copy_user_generic_string(void *to, const void *from, unsigned len); __must_check unsigned long copy_user_generic_unrolled(void *to, const void *from, unsigned len); @@ -26,9 +28,16 @@ copy_user_generic(void *to, const void *from, unsigned len) { unsigned ret; - alternative_call(copy_user_generic_unrolled, + /* + * If CPU has ERMS feature, use copy_user_enhanced_fast_string. + * Otherwise, if CPU has rep_good feature, use copy_user_generic_string. + * Otherwise, use copy_user_generic_unrolled. + */ + alternative_call_2(copy_user_generic_unrolled, copy_user_generic_string, X86_FEATURE_REP_GOOD, + copy_user_enhanced_fast_string, + X86_FEATURE_ERMS, ASM_OUTPUT2("=a" (ret), "=D" (to), "=S" (from), "=d" (len)), "1" (to), "2" (from), "3" (len) diff --git a/arch/x86/include/asm/uprobes.h b/arch/x86/include/asm/uprobes.h index 1e9bed1..f3971bb 100644 --- a/arch/x86/include/asm/uprobes.h +++ b/arch/x86/include/asm/uprobes.h @@ -48,7 +48,7 @@ struct arch_uprobe_task { #endif }; -extern int arch_uprobe_analyze_insn(struct arch_uprobe *aup, struct mm_struct *mm); +extern int arch_uprobe_analyze_insn(struct arch_uprobe *aup, struct mm_struct *mm, unsigned long addr); extern int arch_uprobe_pre_xol(struct arch_uprobe *aup, struct pt_regs *regs); extern int arch_uprobe_post_xol(struct arch_uprobe *aup, struct pt_regs *regs); extern bool arch_uprobe_xol_was_trapped(struct task_struct *tsk); diff --git a/arch/x86/include/asm/uv/uv_bau.h b/arch/x86/include/asm/uv/uv_bau.h index 6149b47..a06983c 100644 --- a/arch/x86/include/asm/uv/uv_bau.h +++ b/arch/x86/include/asm/uv/uv_bau.h @@ -140,6 +140,9 @@ #define IPI_RESET_LIMIT 1 /* after this # consecutive successes, bump up the throttle if it was lowered */ #define COMPLETE_THRESHOLD 5 +/* after this # of giveups (fall back to kernel IPI's) disable the use of + the BAU for a period of time */ +#define GIVEUP_LIMIT 100 #define UV_LB_SUBNODEID 0x10 @@ -166,7 +169,6 @@ #define FLUSH_RETRY_TIMEOUT 2 #define FLUSH_GIVEUP 3 #define FLUSH_COMPLETE 4 -#define FLUSH_RETRY_BUSYBUG 5 /* * tuning the action when the numalink network is extremely delayed @@ -175,7 +177,7 @@ microseconds */ #define CONGESTED_REPS 10 /* long delays averaged over this many broadcasts */ -#define CONGESTED_PERIOD 30 /* time for the bau to be +#define DISABLED_PERIOD 10 /* time for the bau to be disabled, in seconds */ /* see msg_type: */ #define MSG_NOOP 0 @@ -520,6 +522,12 @@ struct ptc_stats { unsigned long s_uv2_wars; /* uv2 workaround, perm. busy */ unsigned long s_uv2_wars_hw; /* uv2 workaround, hiwater */ unsigned long s_uv2_war_waits; /* uv2 workaround, long waits */ + unsigned long s_overipilimit; /* over the ipi reset limit */ + unsigned long s_giveuplimit; /* disables, over giveup limit*/ + unsigned long s_enters; /* entries to the driver */ + unsigned long s_ipifordisabled; /* fall back to IPI; disabled */ + unsigned long s_plugged; /* plugged by h/w bug*/ + unsigned long s_congested; /* giveup on long wait */ /* destination statistics */ unsigned long d_alltlb; /* times all tlb's on this cpu were flushed */ @@ -586,8 +594,8 @@ struct bau_control { int timeout_tries; int ipi_attempts; int conseccompletes; - int baudisabled; - int set_bau_off; + short nobau; + short baudisabled; short cpu; short osnode; short uvhub_cpu; @@ -596,14 +604,16 @@ struct bau_control { short cpus_in_socket; short cpus_in_uvhub; short partition_base_pnode; - short using_desc; /* an index, like uvhub_cpu */ - unsigned int inuse_map; + short busy; /* all were busy (war) */ unsigned short message_number; unsigned short uvhub_quiesce; short socket_acknowledge_count[DEST_Q_SIZE]; cycles_t send_message; + cycles_t period_end; + cycles_t period_time; spinlock_t uvhub_lock; spinlock_t queue_lock; + spinlock_t disable_lock; /* tunables */ int max_concurr; int max_concurr_const; @@ -614,9 +624,9 @@ struct bau_control { int complete_threshold; int cong_response_us; int cong_reps; - int cong_period; - unsigned long clocks_per_100_usec; - cycles_t period_time; + cycles_t disabled_period; + int period_giveups; + int giveup_limit; long period_requests; struct hub_and_pnode *thp; }; diff --git a/arch/x86/include/asm/x2apic.h b/arch/x86/include/asm/x2apic.h index 92e54ab..f90f0a5 100644 --- a/arch/x86/include/asm/x2apic.h +++ b/arch/x86/include/asm/x2apic.h @@ -9,15 +9,6 @@ #include <asm/ipi.h> #include <linux/cpumask.h> -/* - * Need to use more than cpu 0, because we need more vectors - * when MSI-X are used. - */ -static const struct cpumask *x2apic_target_cpus(void) -{ - return cpu_online_mask; -} - static int x2apic_apic_id_valid(int apicid) { return 1; @@ -28,15 +19,6 @@ static int x2apic_apic_id_registered(void) return 1; } -/* - * For now each logical cpu is in its own vector allocation domain. - */ -static void x2apic_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - cpumask_clear(retmask); - cpumask_set_cpu(cpu, retmask); -} - static void __x2apic_send_IPI_dest(unsigned int apicid, int vector, unsigned int dest) { diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h index c090af1..38155f6 100644 --- a/arch/x86/include/asm/x86_init.h +++ b/arch/x86/include/asm/x86_init.h @@ -156,7 +156,6 @@ struct x86_cpuinit_ops { /** * struct x86_platform_ops - platform specific runtime functions * @calibrate_tsc: calibrate TSC - * @wallclock_init: init the wallclock device * @get_wallclock: get time from HW clock like RTC etc. * @set_wallclock: set time back to HW clock * @is_untracked_pat_range exclude from PAT logic @@ -164,10 +163,10 @@ struct x86_cpuinit_ops { * @i8042_detect pre-detect if i8042 controller exists * @save_sched_clock_state: save state for sched_clock() on suspend * @restore_sched_clock_state: restore state for sched_clock() on resume + * @apic_post_init: adjust apic if neeeded */ struct x86_platform_ops { unsigned long (*calibrate_tsc)(void); - void (*wallclock_init)(void); unsigned long (*get_wallclock)(void); int (*set_wallclock)(unsigned long nowtime); void (*iommu_shutdown)(void); @@ -177,6 +176,7 @@ struct x86_platform_ops { int (*i8042_detect)(void); void (*save_sched_clock_state)(void); void (*restore_sched_clock_state)(void); + void (*apic_post_init)(void); }; struct pci_dev; diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 1f84794..931280f 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -1,3 +1,5 @@ +#define pr_fmt(fmt) "SMP alternatives: " fmt + #include <linux/module.h> #include <linux/sched.h> #include <linux/mutex.h> @@ -63,8 +65,11 @@ static int __init setup_noreplace_paravirt(char *str) __setup("noreplace-paravirt", setup_noreplace_paravirt); #endif -#define DPRINTK(fmt, args...) if (debug_alternative) \ - printk(KERN_DEBUG fmt, args) +#define DPRINTK(fmt, ...) \ +do { \ + if (debug_alternative) \ + printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ +} while (0) /* * Each GENERIC_NOPX is of X bytes, and defined as an array of bytes @@ -428,7 +433,7 @@ void alternatives_smp_switch(int smp) * If this still occurs then you should see a hang * or crash shortly after this line: */ - printk("lockdep: fixing up alternatives.\n"); + pr_info("lockdep: fixing up alternatives\n"); #endif if (noreplace_smp || smp_alt_once || skip_smp_alternatives) @@ -444,14 +449,14 @@ void alternatives_smp_switch(int smp) if (smp == smp_mode) { /* nothing */ } else if (smp) { - printk(KERN_INFO "SMP alternatives: switching to SMP code\n"); + pr_info("switching to SMP code\n"); clear_cpu_cap(&boot_cpu_data, X86_FEATURE_UP); clear_cpu_cap(&cpu_data(0), X86_FEATURE_UP); list_for_each_entry(mod, &smp_alt_modules, next) alternatives_smp_lock(mod->locks, mod->locks_end, mod->text, mod->text_end); } else { - printk(KERN_INFO "SMP alternatives: switching to UP code\n"); + pr_info("switching to UP code\n"); set_cpu_cap(&boot_cpu_data, X86_FEATURE_UP); set_cpu_cap(&cpu_data(0), X86_FEATURE_UP); list_for_each_entry(mod, &smp_alt_modules, next) @@ -546,7 +551,7 @@ void __init alternative_instructions(void) #ifdef CONFIG_SMP if (smp_alt_once) { if (1 == num_possible_cpus()) { - printk(KERN_INFO "SMP alternatives: switching to UP code\n"); + pr_info("switching to UP code\n"); set_cpu_cap(&boot_cpu_data, X86_FEATURE_UP); set_cpu_cap(&cpu_data(0), X86_FEATURE_UP); @@ -664,7 +669,7 @@ static int __kprobes stop_machine_text_poke(void *data) struct text_poke_param *p; int i; - if (atomic_dec_and_test(&stop_machine_first)) { + if (atomic_xchg(&stop_machine_first, 0)) { for (i = 0; i < tpp->nparams; i++) { p = &tpp->params[i]; text_poke(p->addr, p->opcode, p->len); diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c index be16854..aadf335 100644 --- a/arch/x86/kernel/amd_nb.c +++ b/arch/x86/kernel/amd_nb.c @@ -2,6 +2,9 @@ * Shared support code for AMD K8 northbridges and derivates. * Copyright 2006 Andi Kleen, SUSE Labs. Subject to GPLv2. */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/types.h> #include <linux/slab.h> #include <linux/init.h> @@ -16,6 +19,7 @@ const struct pci_device_id amd_nb_misc_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_K8_NB_MISC) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_10H_NB_MISC) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_15H_NB_F3) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_15H_M10H_F3) }, {} }; EXPORT_SYMBOL(amd_nb_misc_ids); @@ -258,7 +262,7 @@ void amd_flush_garts(void) } spin_unlock_irqrestore(&gart_lock, flags); if (!flushed) - printk("nothing to flush?\n"); + pr_notice("nothing to flush?\n"); } EXPORT_SYMBOL_GPL(amd_flush_garts); @@ -269,11 +273,10 @@ static __init int init_amd_nbs(void) err = amd_cache_northbridges(); if (err < 0) - printk(KERN_NOTICE "AMD NB: Cannot enumerate AMD northbridges.\n"); + pr_notice("Cannot enumerate AMD northbridges\n"); if (amd_cache_gart() < 0) - printk(KERN_NOTICE "AMD NB: Cannot initialize GART flush words, " - "GART support disabled.\n"); + pr_notice("Cannot initialize GART flush words, GART support disabled\n"); return err; } diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 39a222e..c421512 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -2123,6 +2123,25 @@ void default_init_apic_ldr(void) apic_write(APIC_LDR, val); } +int default_cpu_mask_to_apicid_and(const struct cpumask *cpumask, + const struct cpumask *andmask, + unsigned int *apicid) +{ + unsigned int cpu; + + for_each_cpu_and(cpu, cpumask, andmask) { + if (cpumask_test_cpu(cpu, cpu_online_mask)) + break; + } + + if (likely(cpu < nr_cpu_ids)) { + *apicid = per_cpu(x86_cpu_to_apicid, cpu); + return 0; + } + + return -EINVAL; +} + /* * Power management */ diff --git a/arch/x86/kernel/apic/apic_flat_64.c b/arch/x86/kernel/apic/apic_flat_64.c index 0e881c4..00c77cf 100644 --- a/arch/x86/kernel/apic/apic_flat_64.c +++ b/arch/x86/kernel/apic/apic_flat_64.c @@ -36,25 +36,6 @@ static int flat_acpi_madt_oem_check(char *oem_id, char *oem_table_id) return 1; } -static const struct cpumask *flat_target_cpus(void) -{ - return cpu_online_mask; -} - -static void flat_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - /* Careful. Some cpus do not strictly honor the set of cpus - * specified in the interrupt destination when using lowest - * priority interrupt delivery mode. - * - * In particular there was a hyperthreading cpu observed to - * deliver interrupts to the wrong hyperthread when only one - * hyperthread was specified in the interrupt desitination. - */ - cpumask_clear(retmask); - cpumask_bits(retmask)[0] = APIC_ALL_CPUS; -} - /* * Set up the logical destination ID. * @@ -92,7 +73,7 @@ static void flat_send_IPI_mask(const struct cpumask *cpumask, int vector) } static void - flat_send_IPI_mask_allbutself(const struct cpumask *cpumask, int vector) +flat_send_IPI_mask_allbutself(const struct cpumask *cpumask, int vector) { unsigned long mask = cpumask_bits(cpumask)[0]; int cpu = smp_processor_id(); @@ -186,7 +167,7 @@ static struct apic apic_flat = { .irq_delivery_mode = dest_LowestPrio, .irq_dest_mode = 1, /* logical */ - .target_cpus = flat_target_cpus, + .target_cpus = online_target_cpus, .disable_esr = 0, .dest_logical = APIC_DEST_LOGICAL, .check_apicid_used = NULL, @@ -210,8 +191,7 @@ static struct apic apic_flat = { .set_apic_id = set_apic_id, .apic_id_mask = 0xFFu << 24, - .cpu_mask_to_apicid = default_cpu_mask_to_apicid, - .cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and, + .cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and, .send_IPI_mask = flat_send_IPI_mask, .send_IPI_mask_allbutself = flat_send_IPI_mask_allbutself, @@ -262,17 +242,6 @@ static int physflat_acpi_madt_oem_check(char *oem_id, char *oem_table_id) return 0; } -static const struct cpumask *physflat_target_cpus(void) -{ - return cpu_online_mask; -} - -static void physflat_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - cpumask_clear(retmask); - cpumask_set_cpu(cpu, retmask); -} - static void physflat_send_IPI_mask(const struct cpumask *cpumask, int vector) { default_send_IPI_mask_sequence_phys(cpumask, vector); @@ -294,38 +263,6 @@ static void physflat_send_IPI_all(int vector) physflat_send_IPI_mask(cpu_online_mask, vector); } -static unsigned int physflat_cpu_mask_to_apicid(const struct cpumask *cpumask) -{ - int cpu; - - /* - * We're using fixed IRQ delivery, can only return one phys APIC ID. - * May as well be the first. - */ - cpu = cpumask_first(cpumask); - if ((unsigned)cpu < nr_cpu_ids) - return per_cpu(x86_cpu_to_apicid, cpu); - else - return BAD_APICID; -} - -static unsigned int -physflat_cpu_mask_to_apicid_and(const struct cpumask *cpumask, - const struct cpumask *andmask) -{ - int cpu; - - /* - * We're using fixed IRQ delivery, can only return one phys APIC ID. - * May as well be the first. - */ - for_each_cpu_and(cpu, cpumask, andmask) { - if (cpumask_test_cpu(cpu, cpu_online_mask)) - break; - } - return per_cpu(x86_cpu_to_apicid, cpu); -} - static int physflat_probe(void) { if (apic == &apic_physflat || num_possible_cpus() > 8) @@ -345,13 +282,13 @@ static struct apic apic_physflat = { .irq_delivery_mode = dest_Fixed, .irq_dest_mode = 0, /* physical */ - .target_cpus = physflat_target_cpus, + .target_cpus = online_target_cpus, .disable_esr = 0, .dest_logical = 0, .check_apicid_used = NULL, .check_apicid_present = NULL, - .vector_allocation_domain = physflat_vector_allocation_domain, + .vector_allocation_domain = default_vector_allocation_domain, /* not needed, but shouldn't hurt: */ .init_apic_ldr = flat_init_apic_ldr, @@ -370,8 +307,7 @@ static struct apic apic_physflat = { .set_apic_id = set_apic_id, .apic_id_mask = 0xFFu << 24, - .cpu_mask_to_apicid = physflat_cpu_mask_to_apicid, - .cpu_mask_to_apicid_and = physflat_cpu_mask_to_apicid_and, + .cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and, .send_IPI_mask = physflat_send_IPI_mask, .send_IPI_mask_allbutself = physflat_send_IPI_mask_allbutself, diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c index a6e4c6e..e145f28 100644 --- a/arch/x86/kernel/apic/apic_noop.c +++ b/arch/x86/kernel/apic/apic_noop.c @@ -100,12 +100,12 @@ static unsigned long noop_check_apicid_present(int bit) return physid_isset(bit, phys_cpu_present_map); } -static void noop_vector_allocation_domain(int cpu, struct cpumask *retmask) +static void noop_vector_allocation_domain(int cpu, struct cpumask *retmask, + const struct cpumask *mask) { if (cpu != 0) pr_warning("APIC: Vector allocated for non-BSP cpu\n"); - cpumask_clear(retmask); - cpumask_set_cpu(cpu, retmask); + cpumask_copy(retmask, cpumask_of(cpu)); } static u32 noop_apic_read(u32 reg) @@ -159,8 +159,7 @@ struct apic apic_noop = { .set_apic_id = NULL, .apic_id_mask = 0x0F << 24, - .cpu_mask_to_apicid = default_cpu_mask_to_apicid, - .cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and, + .cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and, .send_IPI_mask = noop_send_IPI_mask, .send_IPI_mask_allbutself = noop_send_IPI_mask_allbutself, diff --git a/arch/x86/kernel/apic/apic_numachip.c b/arch/x86/kernel/apic/apic_numachip.c index 6ec6d5d..bc552cf 100644 --- a/arch/x86/kernel/apic/apic_numachip.c +++ b/arch/x86/kernel/apic/apic_numachip.c @@ -72,17 +72,6 @@ static int numachip_phys_pkg_id(int initial_apic_id, int index_msb) return initial_apic_id >> index_msb; } -static const struct cpumask *numachip_target_cpus(void) -{ - return cpu_online_mask; -} - -static void numachip_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - cpumask_clear(retmask); - cpumask_set_cpu(cpu, retmask); -} - static int __cpuinit numachip_wakeup_secondary(int phys_apicid, unsigned long start_rip) { union numachip_csr_g3_ext_irq_gen int_gen; @@ -157,38 +146,6 @@ static void numachip_send_IPI_self(int vector) __default_send_IPI_shortcut(APIC_DEST_SELF, vector, APIC_DEST_PHYSICAL); } -static unsigned int numachip_cpu_mask_to_apicid(const struct cpumask *cpumask) -{ - int cpu; - - /* - * We're using fixed IRQ delivery, can only return one phys APIC ID. - * May as well be the first. - */ - cpu = cpumask_first(cpumask); - if (likely((unsigned)cpu < nr_cpu_ids)) - return per_cpu(x86_cpu_to_apicid, cpu); - - return BAD_APICID; -} - -static unsigned int -numachip_cpu_mask_to_apicid_and(const struct cpumask *cpumask, - const struct cpumask *andmask) -{ - int cpu; - - /* - * We're using fixed IRQ delivery, can only return one phys APIC ID. - * May as well be the first. - */ - for_each_cpu_and(cpu, cpumask, andmask) { - if (cpumask_test_cpu(cpu, cpu_online_mask)) - break; - } - return per_cpu(x86_cpu_to_apicid, cpu); -} - static int __init numachip_probe(void) { return apic == &apic_numachip; @@ -253,13 +210,13 @@ static struct apic apic_numachip __refconst = { .irq_delivery_mode = dest_Fixed, .irq_dest_mode = 0, /* physical */ - .target_cpus = numachip_target_cpus, + .target_cpus = online_target_cpus, .disable_esr = 0, .dest_logical = 0, .check_apicid_used = NULL, .check_apicid_present = NULL, - .vector_allocation_domain = numachip_vector_allocation_domain, + .vector_allocation_domain = default_vector_allocation_domain, .init_apic_ldr = flat_init_apic_ldr, .ioapic_phys_id_map = NULL, @@ -277,8 +234,7 @@ static struct apic apic_numachip __refconst = { .set_apic_id = set_apic_id, .apic_id_mask = 0xffU << 24, - .cpu_mask_to_apicid = numachip_cpu_mask_to_apicid, - .cpu_mask_to_apicid_and = numachip_cpu_mask_to_apicid_and, + .cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and, .send_IPI_mask = numachip_send_IPI_mask, .send_IPI_mask_allbutself = numachip_send_IPI_mask_allbutself, diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c index 31fbdbf..d50e364 100644 --- a/arch/x86/kernel/apic/bigsmp_32.c +++ b/arch/x86/kernel/apic/bigsmp_32.c @@ -26,15 +26,6 @@ static int bigsmp_apic_id_registered(void) return 1; } -static const struct cpumask *bigsmp_target_cpus(void) -{ -#ifdef CONFIG_SMP - return cpu_online_mask; -#else - return cpumask_of(0); -#endif -} - static unsigned long bigsmp_check_apicid_used(physid_mask_t *map, int apicid) { return 0; @@ -105,32 +96,6 @@ static int bigsmp_check_phys_apicid_present(int phys_apicid) return 1; } -/* As we are using single CPU as destination, pick only one CPU here */ -static unsigned int bigsmp_cpu_mask_to_apicid(const struct cpumask *cpumask) -{ - int cpu = cpumask_first(cpumask); - - if (cpu < nr_cpu_ids) - return cpu_physical_id(cpu); - return BAD_APICID; -} - -static unsigned int bigsmp_cpu_mask_to_apicid_and(const struct cpumask *cpumask, - const struct cpumask *andmask) -{ - int cpu; - - /* - * We're using fixed IRQ delivery, can only return one phys APIC ID. - * May as well be the first. - */ - for_each_cpu_and(cpu, cpumask, andmask) { - if (cpumask_test_cpu(cpu, cpu_online_mask)) - return cpu_physical_id(cpu); - } - return BAD_APICID; -} - static int bigsmp_phys_pkg_id(int cpuid_apic, int index_msb) { return cpuid_apic >> index_msb; @@ -177,12 +142,6 @@ static const struct dmi_system_id bigsmp_dmi_table[] = { { } /* NULL entry stops DMI scanning */ }; -static void bigsmp_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - cpumask_clear(retmask); - cpumask_set_cpu(cpu, retmask); -} - static int probe_bigsmp(void) { if (def_to_bigsmp) @@ -205,13 +164,13 @@ static struct apic apic_bigsmp = { /* phys delivery to target CPU: */ .irq_dest_mode = 0, - .target_cpus = bigsmp_target_cpus, + .target_cpus = default_target_cpus, .disable_esr = 1, .dest_logical = 0, .check_apicid_used = bigsmp_check_apicid_used, .check_apicid_present = bigsmp_check_apicid_present, - .vector_allocation_domain = bigsmp_vector_allocation_domain, + .vector_allocation_domain = default_vector_allocation_domain, .init_apic_ldr = bigsmp_init_apic_ldr, .ioapic_phys_id_map = bigsmp_ioapic_phys_id_map, @@ -229,8 +188,7 @@ static struct apic apic_bigsmp = { .set_apic_id = NULL, .apic_id_mask = 0xFF << 24, - .cpu_mask_to_apicid = bigsmp_cpu_mask_to_apicid, - .cpu_mask_to_apicid_and = bigsmp_cpu_mask_to_apicid_and, + .cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and, .send_IPI_mask = bigsmp_send_IPI_mask, .send_IPI_mask_allbutself = NULL, diff --git a/arch/x86/kernel/apic/es7000_32.c b/arch/x86/kernel/apic/es7000_32.c index db4ab1b..0874799 100644 --- a/arch/x86/kernel/apic/es7000_32.c +++ b/arch/x86/kernel/apic/es7000_32.c @@ -394,21 +394,6 @@ static void es7000_enable_apic_mode(void) WARN(1, "Command failed, status = %x\n", mip_status); } -static void es7000_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - /* Careful. Some cpus do not strictly honor the set of cpus - * specified in the interrupt destination when using lowest - * priority interrupt delivery mode. - * - * In particular there was a hyperthreading cpu observed to - * deliver interrupts to the wrong hyperthread when only one - * hyperthread was specified in the interrupt desitination. - */ - cpumask_clear(retmask); - cpumask_bits(retmask)[0] = APIC_ALL_CPUS; -} - - static void es7000_wait_for_init_deassert(atomic_t *deassert) { while (!atomic_read(deassert)) @@ -540,45 +525,49 @@ static int es7000_check_phys_apicid_present(int cpu_physical_apicid) return 1; } -static unsigned int es7000_cpu_mask_to_apicid(const struct cpumask *cpumask) +static inline int +es7000_cpu_mask_to_apicid(const struct cpumask *cpumask, unsigned int *dest_id) { unsigned int round = 0; - int cpu, uninitialized_var(apicid); + unsigned int cpu, uninitialized_var(apicid); /* * The cpus in the mask must all be on the apic cluster. */ - for_each_cpu(cpu, cpumask) { + for_each_cpu_and(cpu, cpumask, cpu_online_mask) { int new_apicid = early_per_cpu(x86_cpu_to_logical_apicid, cpu); if (round && APIC_CLUSTER(apicid) != APIC_CLUSTER(new_apicid)) { WARN(1, "Not a valid mask!"); - return BAD_APICID; + return -EINVAL; } - apicid = new_apicid; + apicid |= new_apicid; round++; } - return apicid; + if (!round) + return -EINVAL; + *dest_id = apicid; + return 0; } -static unsigned int +static int es7000_cpu_mask_to_apicid_and(const struct cpumask *inmask, - const struct cpumask *andmask) + const struct cpumask *andmask, + unsigned int *apicid) { - int apicid = early_per_cpu(x86_cpu_to_logical_apicid, 0); cpumask_var_t cpumask; + *apicid = early_per_cpu(x86_cpu_to_logical_apicid, 0); if (!alloc_cpumask_var(&cpumask, GFP_ATOMIC)) - return apicid; + return 0; cpumask_and(cpumask, inmask, andmask); - cpumask_and(cpumask, cpumask, cpu_online_mask); - apicid = es7000_cpu_mask_to_apicid(cpumask); + es7000_cpu_mask_to_apicid(cpumask, apicid); free_cpumask_var(cpumask); - return apicid; + return 0; } static int es7000_phys_pkg_id(int cpuid_apic, int index_msb) @@ -638,7 +627,7 @@ static struct apic __refdata apic_es7000_cluster = { .check_apicid_used = es7000_check_apicid_used, .check_apicid_present = es7000_check_apicid_present, - .vector_allocation_domain = es7000_vector_allocation_domain, + .vector_allocation_domain = flat_vector_allocation_domain, .init_apic_ldr = es7000_init_apic_ldr_cluster, .ioapic_phys_id_map = es7000_ioapic_phys_id_map, @@ -656,7 +645,6 @@ static struct apic __refdata apic_es7000_cluster = { .set_apic_id = NULL, .apic_id_mask = 0xFF << 24, - .cpu_mask_to_apicid = es7000_cpu_mask_to_apicid, .cpu_mask_to_apicid_and = es7000_cpu_mask_to_apicid_and, .send_IPI_mask = es7000_send_IPI_mask, @@ -705,7 +693,7 @@ static struct apic __refdata apic_es7000 = { .check_apicid_used = es7000_check_apicid_used, .check_apicid_present = es7000_check_apicid_present, - .vector_allocation_domain = es7000_vector_allocation_domain, + .vector_allocation_domain = flat_vector_allocation_domain, .init_apic_ldr = es7000_init_apic_ldr, .ioapic_phys_id_map = es7000_ioapic_phys_id_map, @@ -723,7 +711,6 @@ static struct apic __refdata apic_es7000 = { .set_apic_id = NULL, .apic_id_mask = 0xFF << 24, - .cpu_mask_to_apicid = es7000_cpu_mask_to_apicid, .cpu_mask_to_apicid_and = es7000_cpu_mask_to_apicid_and, .send_IPI_mask = es7000_send_IPI_mask, diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 5f0ff59..406eee7 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -448,8 +448,8 @@ static int __add_pin_to_irq_node(struct irq_cfg *cfg, int node, int apic, int pi entry = alloc_irq_pin_list(node); if (!entry) { - printk(KERN_ERR "can not alloc irq_pin_list (%d,%d,%d)\n", - node, apic, pin); + pr_err("can not alloc irq_pin_list (%d,%d,%d)\n", + node, apic, pin); return -ENOMEM; } entry->apic = apic; @@ -661,7 +661,7 @@ static void clear_IO_APIC_pin(unsigned int apic, unsigned int pin) ioapic_mask_entry(apic, pin); entry = ioapic_read_entry(apic, pin); if (entry.irr) - printk(KERN_ERR "Unable to reset IRR for apic: %d, pin :%d\n", + pr_err("Unable to reset IRR for apic: %d, pin :%d\n", mpc_ioapic_id(apic), pin); } @@ -895,7 +895,7 @@ static int irq_polarity(int idx) } case 2: /* reserved */ { - printk(KERN_WARNING "broken BIOS!!\n"); + pr_warn("broken BIOS!!\n"); polarity = 1; break; } @@ -906,7 +906,7 @@ static int irq_polarity(int idx) } default: /* invalid */ { - printk(KERN_WARNING "broken BIOS!!\n"); + pr_warn("broken BIOS!!\n"); polarity = 1; break; } @@ -948,7 +948,7 @@ static int irq_trigger(int idx) } default: { - printk(KERN_WARNING "broken BIOS!!\n"); + pr_warn("broken BIOS!!\n"); trigger = 1; break; } @@ -962,7 +962,7 @@ static int irq_trigger(int idx) } case 2: /* reserved */ { - printk(KERN_WARNING "broken BIOS!!\n"); + pr_warn("broken BIOS!!\n"); trigger = 1; break; } @@ -973,7 +973,7 @@ static int irq_trigger(int idx) } default: /* invalid */ { - printk(KERN_WARNING "broken BIOS!!\n"); + pr_warn("broken BIOS!!\n"); trigger = 0; break; } @@ -991,7 +991,7 @@ static int pin_2_irq(int idx, int apic, int pin) * Debugging check, we are in big trouble if this message pops up! */ if (mp_irqs[idx].dstirq != pin) - printk(KERN_ERR "broken BIOS or MPTABLE parser, ayiee!!\n"); + pr_err("broken BIOS or MPTABLE parser, ayiee!!\n"); if (test_bit(bus, mp_bus_not_pci)) { irq = mp_irqs[idx].srcbusirq; @@ -1112,8 +1112,7 @@ __assign_irq_vector(int irq, struct irq_cfg *cfg, const struct cpumask *mask) * 0x80, because int 0x80 is hm, kind of importantish. ;) */ static int current_vector = FIRST_EXTERNAL_VECTOR + VECTOR_OFFSET_START; - static int current_offset = VECTOR_OFFSET_START % 8; - unsigned int old_vector; + static int current_offset = VECTOR_OFFSET_START % 16; int cpu, err; cpumask_var_t tmp_mask; @@ -1123,35 +1122,45 @@ __assign_irq_vector(int irq, struct irq_cfg *cfg, const struct cpumask *mask) if (!alloc_cpumask_var(&tmp_mask, GFP_ATOMIC)) return -ENOMEM; - old_vector = cfg->vector; - if (old_vector) { - cpumask_and(tmp_mask, mask, cpu_online_mask); - cpumask_and(tmp_mask, cfg->domain, tmp_mask); - if (!cpumask_empty(tmp_mask)) { - free_cpumask_var(tmp_mask); - return 0; - } - } - /* Only try and allocate irqs on cpus that are present */ err = -ENOSPC; - for_each_cpu_and(cpu, mask, cpu_online_mask) { - int new_cpu; - int vector, offset; + cpumask_clear(cfg->old_domain); + cpu = cpumask_first_and(mask, cpu_online_mask); + while (cpu < nr_cpu_ids) { + int new_cpu, vector, offset; - apic->vector_allocation_domain(cpu, tmp_mask); + apic->vector_allocation_domain(cpu, tmp_mask, mask); + + if (cpumask_subset(tmp_mask, cfg->domain)) { + err = 0; + if (cpumask_equal(tmp_mask, cfg->domain)) + break; + /* + * New cpumask using the vector is a proper subset of + * the current in use mask. So cleanup the vector + * allocation for the members that are not used anymore. + */ + cpumask_andnot(cfg->old_domain, cfg->domain, tmp_mask); + cfg->move_in_progress = 1; + cpumask_and(cfg->domain, cfg->domain, tmp_mask); + break; + } vector = current_vector; offset = current_offset; next: - vector += 8; + vector += 16; if (vector >= first_system_vector) { - /* If out of vectors on large boxen, must share them. */ - offset = (offset + 1) % 8; + offset = (offset + 1) % 16; vector = FIRST_EXTERNAL_VECTOR + offset; } - if (unlikely(current_vector == vector)) + + if (unlikely(current_vector == vector)) { + cpumask_or(cfg->old_domain, cfg->old_domain, tmp_mask); + cpumask_andnot(tmp_mask, mask, cfg->old_domain); + cpu = cpumask_first_and(tmp_mask, cpu_online_mask); continue; + } if (test_bit(vector, used_vectors)) goto next; @@ -1162,7 +1171,7 @@ next: /* Found one! */ current_vector = vector; current_offset = offset; - if (old_vector) { + if (cfg->vector) { cfg->move_in_progress = 1; cpumask_copy(cfg->old_domain, cfg->domain); } @@ -1346,18 +1355,18 @@ static void setup_ioapic_irq(unsigned int irq, struct irq_cfg *cfg, if (!IO_APIC_IRQ(irq)) return; - /* - * For legacy irqs, cfg->domain starts with cpu 0 for legacy - * controllers like 8259. Now that IO-APIC can handle this irq, update - * the cfg->domain. - */ - if (irq < legacy_pic->nr_legacy_irqs && cpumask_test_cpu(0, cfg->domain)) - apic->vector_allocation_domain(0, cfg->domain); if (assign_irq_vector(irq, cfg, apic->target_cpus())) return; - dest = apic->cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus()); + if (apic->cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus(), + &dest)) { + pr_warn("Failed to obtain apicid for ioapic %d, pin %d\n", + mpc_ioapic_id(attr->ioapic), attr->ioapic_pin); + __clear_irq_vector(irq, cfg); + + return; + } apic_printk(APIC_VERBOSE,KERN_DEBUG "IOAPIC[%d]: Set routing entry (%d-%d -> 0x%x -> " @@ -1366,7 +1375,7 @@ static void setup_ioapic_irq(unsigned int irq, struct irq_cfg *cfg, cfg->vector, irq, attr->trigger, attr->polarity, dest); if (setup_ioapic_entry(irq, &entry, dest, cfg->vector, attr)) { - pr_warn("Failed to setup ioapic entry for ioapic %d, pin %d\n", + pr_warn("Failed to setup ioapic entry for ioapic %d, pin %d\n", mpc_ioapic_id(attr->ioapic), attr->ioapic_pin); __clear_irq_vector(irq, cfg); @@ -1469,9 +1478,10 @@ void setup_IO_APIC_irq_extra(u32 gsi) * Set up the timer pin, possibly with the 8259A-master behind. */ static void __init setup_timer_IRQ0_pin(unsigned int ioapic_idx, - unsigned int pin, int vector) + unsigned int pin, int vector) { struct IO_APIC_route_entry entry; + unsigned int dest; if (irq_remapping_enabled) return; @@ -1482,9 +1492,13 @@ static void __init setup_timer_IRQ0_pin(unsigned int ioapic_idx, * We use logical delivery to get the timer IRQ * to the first CPU. */ + if (unlikely(apic->cpu_mask_to_apicid_and(apic->target_cpus(), + apic->target_cpus(), &dest))) + dest = BAD_APICID; + entry.dest_mode = apic->irq_dest_mode; entry.mask = 0; /* don't mask IRQ for edge */ - entry.dest = apic->cpu_mask_to_apicid(apic->target_cpus()); + entry.dest = dest; entry.delivery_mode = apic->irq_delivery_mode; entry.polarity = 0; entry.trigger = 0; @@ -1521,7 +1535,6 @@ __apicdebuginit(void) print_IO_APIC(int ioapic_idx) reg_03.raw = io_apic_read(ioapic_idx, 3); raw_spin_unlock_irqrestore(&ioapic_lock, flags); - printk("\n"); printk(KERN_DEBUG "IO APIC #%d......\n", mpc_ioapic_id(ioapic_idx)); printk(KERN_DEBUG ".... register #00: %08X\n", reg_00.raw); printk(KERN_DEBUG "....... : physical APIC id: %02X\n", reg_00.bits.ID); @@ -1578,7 +1591,7 @@ __apicdebuginit(void) print_IO_APIC(int ioapic_idx) i, ir_entry->index ); - printk("%1d %1d %1d %1d %1d " + pr_cont("%1d %1d %1d %1d %1d " "%1d %1d %X %02X\n", ir_entry->format, ir_entry->mask, @@ -1598,7 +1611,7 @@ __apicdebuginit(void) print_IO_APIC(int ioapic_idx) i, entry.dest ); - printk("%1d %1d %1d %1d %1d " + pr_cont("%1d %1d %1d %1d %1d " "%1d %1d %02X\n", entry.mask, entry.trigger, @@ -1651,8 +1664,8 @@ __apicdebuginit(void) print_IO_APICs(void) continue; printk(KERN_DEBUG "IRQ%d ", irq); for_each_irq_pin(entry, cfg->irq_2_pin) - printk("-> %d:%d", entry->apic, entry->pin); - printk("\n"); + pr_cont("-> %d:%d", entry->apic, entry->pin); + pr_cont("\n"); } printk(KERN_INFO ".................................... done.\n"); @@ -1665,9 +1678,9 @@ __apicdebuginit(void) print_APIC_field(int base) printk(KERN_DEBUG); for (i = 0; i < 8; i++) - printk(KERN_CONT "%08x", apic_read(base + i*0x10)); + pr_cont("%08x", apic_read(base + i*0x10)); - printk(KERN_CONT "\n"); + pr_cont("\n"); } __apicdebuginit(void) print_local_APIC(void *dummy) @@ -1769,7 +1782,7 @@ __apicdebuginit(void) print_local_APIC(void *dummy) printk(KERN_DEBUG "... APIC EILVT%d: %08x\n", i, v); } } - printk("\n"); + pr_cont("\n"); } __apicdebuginit(void) print_local_APICs(int maxcpu) @@ -2065,7 +2078,7 @@ void __init setup_ioapic_ids_from_mpc_nocheck(void) reg_00.raw = io_apic_read(ioapic_idx, 0); raw_spin_unlock_irqrestore(&ioapic_lock, flags); if (reg_00.bits.ID != mpc_ioapic_id(ioapic_idx)) - printk("could not set ID!\n"); + pr_cont("could not set ID!\n"); else apic_printk(APIC_VERBOSE, " ok.\n"); } @@ -2210,71 +2223,6 @@ void send_cleanup_vector(struct irq_cfg *cfg) cfg->move_in_progress = 0; } -static void __target_IO_APIC_irq(unsigned int irq, unsigned int dest, struct irq_cfg *cfg) -{ - int apic, pin; - struct irq_pin_list *entry; - u8 vector = cfg->vector; - - for_each_irq_pin(entry, cfg->irq_2_pin) { - unsigned int reg; - - apic = entry->apic; - pin = entry->pin; - /* - * With interrupt-remapping, destination information comes - * from interrupt-remapping table entry. - */ - if (!irq_remapped(cfg)) - io_apic_write(apic, 0x11 + pin*2, dest); - reg = io_apic_read(apic, 0x10 + pin*2); - reg &= ~IO_APIC_REDIR_VECTOR_MASK; - reg |= vector; - io_apic_modify(apic, 0x10 + pin*2, reg); - } -} - -/* - * Either sets data->affinity to a valid value, and returns - * ->cpu_mask_to_apicid of that in dest_id, or returns -1 and - * leaves data->affinity untouched. - */ -int __ioapic_set_affinity(struct irq_data *data, const struct cpumask *mask, - unsigned int *dest_id) -{ - struct irq_cfg *cfg = data->chip_data; - - if (!cpumask_intersects(mask, cpu_online_mask)) - return -1; - - if (assign_irq_vector(data->irq, data->chip_data, mask)) - return -1; - - cpumask_copy(data->affinity, mask); - - *dest_id = apic->cpu_mask_to_apicid_and(mask, cfg->domain); - return 0; -} - -static int -ioapic_set_affinity(struct irq_data *data, const struct cpumask *mask, - bool force) -{ - unsigned int dest, irq = data->irq; - unsigned long flags; - int ret; - - raw_spin_lock_irqsave(&ioapic_lock, flags); - ret = __ioapic_set_affinity(data, mask, &dest); - if (!ret) { - /* Only the high 8 bits are valid. */ - dest = SET_APIC_LOGICAL_ID(dest); - __target_IO_APIC_irq(irq, dest, data->chip_data); - } - raw_spin_unlock_irqrestore(&ioapic_lock, flags); - return ret; -} - asmlinkage void smp_irq_move_cleanup_interrupt(void) { unsigned vector, me; @@ -2362,6 +2310,87 @@ void irq_force_complete_move(int irq) static inline void irq_complete_move(struct irq_cfg *cfg) { } #endif +static void __target_IO_APIC_irq(unsigned int irq, unsigned int dest, struct irq_cfg *cfg) +{ + int apic, pin; + struct irq_pin_list *entry; + u8 vector = cfg->vector; + + for_each_irq_pin(entry, cfg->irq_2_pin) { + unsigned int reg; + + apic = entry->apic; + pin = entry->pin; + /* + * With interrupt-remapping, destination information comes + * from interrupt-remapping table entry. + */ + if (!irq_remapped(cfg)) + io_apic_write(apic, 0x11 + pin*2, dest); + reg = io_apic_read(apic, 0x10 + pin*2); + reg &= ~IO_APIC_REDIR_VECTOR_MASK; + reg |= vector; + io_apic_modify(apic, 0x10 + pin*2, reg); + } +} + +/* + * Either sets data->affinity to a valid value, and returns + * ->cpu_mask_to_apicid of that in dest_id, or returns -1 and + * leaves data->affinity untouched. + */ +int __ioapic_set_affinity(struct irq_data *data, const struct cpumask *mask, + unsigned int *dest_id) +{ + struct irq_cfg *cfg = data->chip_data; + unsigned int irq = data->irq; + int err; + + if (!config_enabled(CONFIG_SMP)) + return -1; + + if (!cpumask_intersects(mask, cpu_online_mask)) + return -EINVAL; + + err = assign_irq_vector(irq, cfg, mask); + if (err) + return err; + + err = apic->cpu_mask_to_apicid_and(mask, cfg->domain, dest_id); + if (err) { + if (assign_irq_vector(irq, cfg, data->affinity)) + pr_err("Failed to recover vector for irq %d\n", irq); + return err; + } + + cpumask_copy(data->affinity, mask); + + return 0; +} + +static int +ioapic_set_affinity(struct irq_data *data, const struct cpumask *mask, + bool force) +{ + unsigned int dest, irq = data->irq; + unsigned long flags; + int ret; + + if (!config_enabled(CONFIG_SMP)) + return -1; + + raw_spin_lock_irqsave(&ioapic_lock, flags); + ret = __ioapic_set_affinity(data, mask, &dest); + if (!ret) { + /* Only the high 8 bits are valid. */ + dest = SET_APIC_LOGICAL_ID(dest); + __target_IO_APIC_irq(irq, dest, data->chip_data); + ret = IRQ_SET_MASK_OK_NOCOPY; + } + raw_spin_unlock_irqrestore(&ioapic_lock, flags); + return ret; +} + static void ack_apic_edge(struct irq_data *data) { irq_complete_move(data->chip_data); @@ -2541,9 +2570,7 @@ static void irq_remap_modify_chip_defaults(struct irq_chip *chip) chip->irq_ack = ir_ack_apic_edge; chip->irq_eoi = ir_ack_apic_level; -#ifdef CONFIG_SMP chip->irq_set_affinity = set_remapped_irq_affinity; -#endif } #endif /* CONFIG_IRQ_REMAP */ @@ -2554,9 +2581,7 @@ static struct irq_chip ioapic_chip __read_mostly = { .irq_unmask = unmask_ioapic_irq, .irq_ack = ack_apic_edge, .irq_eoi = ack_apic_level, -#ifdef CONFIG_SMP .irq_set_affinity = ioapic_set_affinity, -#endif .irq_retrigger = ioapic_retrigger_irq, }; @@ -3038,7 +3063,10 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, if (err) return err; - dest = apic->cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus()); + err = apic->cpu_mask_to_apicid_and(cfg->domain, + apic->target_cpus(), &dest); + if (err) + return err; if (irq_remapped(cfg)) { compose_remapped_msi_msg(pdev, irq, dest, msg, hpet_id); @@ -3072,7 +3100,6 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, return err; } -#ifdef CONFIG_SMP static int msi_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force) { @@ -3092,9 +3119,8 @@ msi_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force) __write_msi_msg(data->msi_desc, &msg); - return 0; + return IRQ_SET_MASK_OK_NOCOPY; } -#endif /* CONFIG_SMP */ /* * IRQ Chip for MSI PCI/PCI-X/PCI-Express Devices, @@ -3105,9 +3131,7 @@ static struct irq_chip msi_chip = { .irq_unmask = unmask_msi_irq, .irq_mask = mask_msi_irq, .irq_ack = ack_apic_edge, -#ifdef CONFIG_SMP .irq_set_affinity = msi_set_affinity, -#endif .irq_retrigger = ioapic_retrigger_irq, }; @@ -3192,7 +3216,6 @@ void native_teardown_msi_irq(unsigned int irq) } #ifdef CONFIG_DMAR_TABLE -#ifdef CONFIG_SMP static int dmar_msi_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force) @@ -3214,19 +3237,15 @@ dmar_msi_set_affinity(struct irq_data *data, const struct cpumask *mask, dmar_msi_write(irq, &msg); - return 0; + return IRQ_SET_MASK_OK_NOCOPY; } -#endif /* CONFIG_SMP */ - static struct irq_chip dmar_msi_type = { .name = "DMAR_MSI", .irq_unmask = dmar_msi_unmask, .irq_mask = dmar_msi_mask, .irq_ack = ack_apic_edge, -#ifdef CONFIG_SMP .irq_set_affinity = dmar_msi_set_affinity, -#endif .irq_retrigger = ioapic_retrigger_irq, }; @@ -3247,7 +3266,6 @@ int arch_setup_dmar_msi(unsigned int irq) #ifdef CONFIG_HPET_TIMER -#ifdef CONFIG_SMP static int hpet_msi_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force) { @@ -3267,19 +3285,15 @@ static int hpet_msi_set_affinity(struct irq_data *data, hpet_msi_write(data->handler_data, &msg); - return 0; + return IRQ_SET_MASK_OK_NOCOPY; } -#endif /* CONFIG_SMP */ - static struct irq_chip hpet_msi_type = { .name = "HPET_MSI", .irq_unmask = hpet_msi_unmask, .irq_mask = hpet_msi_mask, .irq_ack = ack_apic_edge, -#ifdef CONFIG_SMP .irq_set_affinity = hpet_msi_set_affinity, -#endif .irq_retrigger = ioapic_retrigger_irq, }; @@ -3314,8 +3328,6 @@ int arch_setup_hpet_msi(unsigned int irq, unsigned int id) */ #ifdef CONFIG_HT_IRQ -#ifdef CONFIG_SMP - static void target_ht_irq(unsigned int irq, unsigned int dest, u8 vector) { struct ht_irq_msg msg; @@ -3340,25 +3352,23 @@ ht_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force) return -1; target_ht_irq(data->irq, dest, cfg->vector); - return 0; + return IRQ_SET_MASK_OK_NOCOPY; } -#endif - static struct irq_chip ht_irq_chip = { .name = "PCI-HT", .irq_mask = mask_ht_irq, .irq_unmask = unmask_ht_irq, .irq_ack = ack_apic_edge, -#ifdef CONFIG_SMP .irq_set_affinity = ht_set_affinity, -#endif .irq_retrigger = ioapic_retrigger_irq, }; int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev) { struct irq_cfg *cfg; + struct ht_irq_msg msg; + unsigned dest; int err; if (disable_apic) @@ -3366,36 +3376,37 @@ int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev) cfg = irq_cfg(irq); err = assign_irq_vector(irq, cfg, apic->target_cpus()); - if (!err) { - struct ht_irq_msg msg; - unsigned dest; + if (err) + return err; + + err = apic->cpu_mask_to_apicid_and(cfg->domain, + apic->target_cpus(), &dest); + if (err) + return err; - dest = apic->cpu_mask_to_apicid_and(cfg->domain, - apic->target_cpus()); + msg.address_hi = HT_IRQ_HIGH_DEST_ID(dest); - msg.address_hi = HT_IRQ_HIGH_DEST_ID(dest); + msg.address_lo = + HT_IRQ_LOW_BASE | + HT_IRQ_LOW_DEST_ID(dest) | + HT_IRQ_LOW_VECTOR(cfg->vector) | + ((apic->irq_dest_mode == 0) ? + HT_IRQ_LOW_DM_PHYSICAL : + HT_IRQ_LOW_DM_LOGICAL) | + HT_IRQ_LOW_RQEOI_EDGE | + ((apic->irq_delivery_mode != dest_LowestPrio) ? + HT_IRQ_LOW_MT_FIXED : + HT_IRQ_LOW_MT_ARBITRATED) | + HT_IRQ_LOW_IRQ_MASKED; - msg.address_lo = - HT_IRQ_LOW_BASE | - HT_IRQ_LOW_DEST_ID(dest) | - HT_IRQ_LOW_VECTOR(cfg->vector) | - ((apic->irq_dest_mode == 0) ? - HT_IRQ_LOW_DM_PHYSICAL : - HT_IRQ_LOW_DM_LOGICAL) | - HT_IRQ_LOW_RQEOI_EDGE | - ((apic->irq_delivery_mode != dest_LowestPrio) ? - HT_IRQ_LOW_MT_FIXED : - HT_IRQ_LOW_MT_ARBITRATED) | - HT_IRQ_LOW_IRQ_MASKED; + write_ht_irq_msg(irq, &msg); - write_ht_irq_msg(irq, &msg); + irq_set_chip_and_handler_name(irq, &ht_irq_chip, + handle_edge_irq, "edge"); - irq_set_chip_and_handler_name(irq, &ht_irq_chip, - handle_edge_irq, "edge"); + dev_printk(KERN_DEBUG, &dev->dev, "irq %d for HT\n", irq); - dev_printk(KERN_DEBUG, &dev->dev, "irq %d for HT\n", irq); - } - return err; + return 0; } #endif /* CONFIG_HT_IRQ */ @@ -3563,7 +3574,8 @@ static int __init io_apic_get_unique_id(int ioapic, int apic_id) /* Sanity check */ if (reg_00.bits.ID != apic_id) { - printk("IOAPIC[%d]: Unable to change apic_id!\n", ioapic); + pr_err("IOAPIC[%d]: Unable to change apic_id!\n", + ioapic); return -1; } } diff --git a/arch/x86/kernel/apic/numaq_32.c b/arch/x86/kernel/apic/numaq_32.c index f00a68c..d661ee9 100644 --- a/arch/x86/kernel/apic/numaq_32.c +++ b/arch/x86/kernel/apic/numaq_32.c @@ -406,16 +406,13 @@ static inline int numaq_check_phys_apicid_present(int phys_apicid) * We use physical apicids here, not logical, so just return the default * physical broadcast to stop people from breaking us */ -static unsigned int numaq_cpu_mask_to_apicid(const struct cpumask *cpumask) -{ - return 0x0F; -} - -static inline unsigned int +static int numaq_cpu_mask_to_apicid_and(const struct cpumask *cpumask, - const struct cpumask *andmask) + const struct cpumask *andmask, + unsigned int *apicid) { - return 0x0F; + *apicid = 0x0F; + return 0; } /* No NUMA-Q box has a HT CPU, but it can't hurt to use the default code. */ @@ -441,20 +438,6 @@ static int probe_numaq(void) return found_numaq; } -static void numaq_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - /* Careful. Some cpus do not strictly honor the set of cpus - * specified in the interrupt destination when using lowest - * priority interrupt delivery mode. - * - * In particular there was a hyperthreading cpu observed to - * deliver interrupts to the wrong hyperthread when only one - * hyperthread was specified in the interrupt desitination. - */ - cpumask_clear(retmask); - cpumask_bits(retmask)[0] = APIC_ALL_CPUS; -} - static void numaq_setup_portio_remap(void) { int num_quads = num_online_nodes(); @@ -491,7 +474,7 @@ static struct apic __refdata apic_numaq = { .check_apicid_used = numaq_check_apicid_used, .check_apicid_present = numaq_check_apicid_present, - .vector_allocation_domain = numaq_vector_allocation_domain, + .vector_allocation_domain = flat_vector_allocation_domain, .init_apic_ldr = numaq_init_apic_ldr, .ioapic_phys_id_map = numaq_ioapic_phys_id_map, @@ -509,7 +492,6 @@ static struct apic __refdata apic_numaq = { .set_apic_id = NULL, .apic_id_mask = 0x0F << 24, - .cpu_mask_to_apicid = numaq_cpu_mask_to_apicid, .cpu_mask_to_apicid_and = numaq_cpu_mask_to_apicid_and, .send_IPI_mask = numaq_send_IPI_mask, diff --git a/arch/x86/kernel/apic/probe_32.c b/arch/x86/kernel/apic/probe_32.c index 1b291da..eb35ef9 100644 --- a/arch/x86/kernel/apic/probe_32.c +++ b/arch/x86/kernel/apic/probe_32.c @@ -66,21 +66,6 @@ static void setup_apic_flat_routing(void) #endif } -static void default_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - /* - * Careful. Some cpus do not strictly honor the set of cpus - * specified in the interrupt destination when using lowest - * priority interrupt delivery mode. - * - * In particular there was a hyperthreading cpu observed to - * deliver interrupts to the wrong hyperthread when only one - * hyperthread was specified in the interrupt desitination. - */ - cpumask_clear(retmask); - cpumask_bits(retmask)[0] = APIC_ALL_CPUS; -} - /* should be called last. */ static int probe_default(void) { @@ -105,7 +90,7 @@ static struct apic apic_default = { .check_apicid_used = default_check_apicid_used, .check_apicid_present = default_check_apicid_present, - .vector_allocation_domain = default_vector_allocation_domain, + .vector_allocation_domain = flat_vector_allocation_domain, .init_apic_ldr = default_init_apic_ldr, .ioapic_phys_id_map = default_ioapic_phys_id_map, @@ -123,8 +108,7 @@ static struct apic apic_default = { .set_apic_id = NULL, .apic_id_mask = 0x0F << 24, - .cpu_mask_to_apicid = default_cpu_mask_to_apicid, - .cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and, + .cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and, .send_IPI_mask = default_send_IPI_mask_logical, .send_IPI_mask_allbutself = default_send_IPI_mask_allbutself_logical, @@ -208,6 +192,9 @@ void __init default_setup_apic_routing(void) if (apic->setup_apic_routing) apic->setup_apic_routing(); + + if (x86_platform.apic_post_init) + x86_platform.apic_post_init(); } void __init generic_apic_probe(void) diff --git a/arch/x86/kernel/apic/probe_64.c b/arch/x86/kernel/apic/probe_64.c index 3fe9866..1793dba 100644 --- a/arch/x86/kernel/apic/probe_64.c +++ b/arch/x86/kernel/apic/probe_64.c @@ -23,11 +23,6 @@ #include <asm/ipi.h> #include <asm/setup.h> -static int apicid_phys_pkg_id(int initial_apic_id, int index_msb) -{ - return hard_smp_processor_id() >> index_msb; -} - /* * Check the APIC IDs in bios_cpu_apicid and choose the APIC mode. */ @@ -48,10 +43,8 @@ void __init default_setup_apic_routing(void) } } - if (is_vsmp_box()) { - /* need to update phys_pkg_id */ - apic->phys_pkg_id = apicid_phys_pkg_id; - } + if (x86_platform.apic_post_init) + x86_platform.apic_post_init(); } /* Same for both flat and physical. */ diff --git a/arch/x86/kernel/apic/summit_32.c b/arch/x86/kernel/apic/summit_32.c index 659897c..77c95c0 100644 --- a/arch/x86/kernel/apic/summit_32.c +++ b/arch/x86/kernel/apic/summit_32.c @@ -26,6 +26,8 @@ * */ +#define pr_fmt(fmt) "summit: %s: " fmt, __func__ + #include <linux/mm.h> #include <linux/init.h> #include <asm/io.h> @@ -235,8 +237,8 @@ static int summit_apic_id_registered(void) static void summit_setup_apic_routing(void) { - printk("Enabling APIC mode: Summit. Using %d I/O APICs\n", - nr_ioapics); + pr_info("Enabling APIC mode: Summit. Using %d I/O APICs\n", + nr_ioapics); } static int summit_cpu_present_to_apicid(int mps_cpu) @@ -263,43 +265,48 @@ static int summit_check_phys_apicid_present(int physical_apicid) return 1; } -static unsigned int summit_cpu_mask_to_apicid(const struct cpumask *cpumask) +static inline int +summit_cpu_mask_to_apicid(const struct cpumask *cpumask, unsigned int *dest_id) { unsigned int round = 0; - int cpu, apicid = 0; + unsigned int cpu, apicid = 0; /* * The cpus in the mask must all be on the apic cluster. */ - for_each_cpu(cpu, cpumask) { + for_each_cpu_and(cpu, cpumask, cpu_online_mask) { int new_apicid = early_per_cpu(x86_cpu_to_logical_apicid, cpu); if (round && APIC_CLUSTER(apicid) != APIC_CLUSTER(new_apicid)) { - printk("%s: Not a valid mask!\n", __func__); - return BAD_APICID; + pr_err("Not a valid mask!\n"); + return -EINVAL; } apicid |= new_apicid; round++; } - return apicid; + if (!round) + return -EINVAL; + *dest_id = apicid; + return 0; } -static unsigned int summit_cpu_mask_to_apicid_and(const struct cpumask *inmask, - const struct cpumask *andmask) +static int +summit_cpu_mask_to_apicid_and(const struct cpumask *inmask, + const struct cpumask *andmask, + unsigned int *apicid) { - int apicid = early_per_cpu(x86_cpu_to_logical_apicid, 0); cpumask_var_t cpumask; + *apicid = early_per_cpu(x86_cpu_to_logical_apicid, 0); if (!alloc_cpumask_var(&cpumask, GFP_ATOMIC)) - return apicid; + return 0; cpumask_and(cpumask, inmask, andmask); - cpumask_and(cpumask, cpumask, cpu_online_mask); - apicid = summit_cpu_mask_to_apicid(cpumask); + summit_cpu_mask_to_apicid(cpumask, apicid); free_cpumask_var(cpumask); - return apicid; + return 0; } /* @@ -320,20 +327,6 @@ static int probe_summit(void) return 0; } -static void summit_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - /* Careful. Some cpus do not strictly honor the set of cpus - * specified in the interrupt destination when using lowest - * priority interrupt delivery mode. - * - * In particular there was a hyperthreading cpu observed to - * deliver interrupts to the wrong hyperthread when only one - * hyperthread was specified in the interrupt desitination. - */ - cpumask_clear(retmask); - cpumask_bits(retmask)[0] = APIC_ALL_CPUS; -} - #ifdef CONFIG_X86_SUMMIT_NUMA static struct rio_table_hdr *rio_table_hdr; static struct scal_detail *scal_devs[MAX_NUMNODES]; @@ -355,7 +348,7 @@ static int setup_pci_node_map_for_wpeg(int wpeg_num, int last_bus) } } if (i == rio_table_hdr->num_rio_dev) { - printk(KERN_ERR "%s: Couldn't find owner Cyclone for Winnipeg!\n", __func__); + pr_err("Couldn't find owner Cyclone for Winnipeg!\n"); return last_bus; } @@ -366,7 +359,7 @@ static int setup_pci_node_map_for_wpeg(int wpeg_num, int last_bus) } } if (i == rio_table_hdr->num_scal_dev) { - printk(KERN_ERR "%s: Couldn't find owner Twister for Cyclone!\n", __func__); + pr_err("Couldn't find owner Twister for Cyclone!\n"); return last_bus; } @@ -396,7 +389,7 @@ static int setup_pci_node_map_for_wpeg(int wpeg_num, int last_bus) num_buses = 9; break; default: - printk(KERN_INFO "%s: Unsupported Winnipeg type!\n", __func__); + pr_info("Unsupported Winnipeg type!\n"); return last_bus; } @@ -411,13 +404,15 @@ static int build_detail_arrays(void) int i, scal_detail_size, rio_detail_size; if (rio_table_hdr->num_scal_dev > MAX_NUMNODES) { - printk(KERN_WARNING "%s: MAX_NUMNODES too low! Defined as %d, but system has %d nodes.\n", __func__, MAX_NUMNODES, rio_table_hdr->num_scal_dev); + pr_warn("MAX_NUMNODES too low! Defined as %d, but system has %d nodes\n", + MAX_NUMNODES, rio_table_hdr->num_scal_dev); return 0; } switch (rio_table_hdr->version) { default: - printk(KERN_WARNING "%s: Invalid Rio Grande Table Version: %d\n", __func__, rio_table_hdr->version); + pr_warn("Invalid Rio Grande Table Version: %d\n", + rio_table_hdr->version); return 0; case 2: scal_detail_size = 11; @@ -462,7 +457,7 @@ void setup_summit(void) offset = *((unsigned short *)(ptr + offset)); } if (!rio_table_hdr) { - printk(KERN_ERR "%s: Unable to locate Rio Grande Table in EBDA - bailing!\n", __func__); + pr_err("Unable to locate Rio Grande Table in EBDA - bailing!\n"); return; } @@ -509,7 +504,7 @@ static struct apic apic_summit = { .check_apicid_used = summit_check_apicid_used, .check_apicid_present = summit_check_apicid_present, - .vector_allocation_domain = summit_vector_allocation_domain, + .vector_allocation_domain = flat_vector_allocation_domain, .init_apic_ldr = summit_init_apic_ldr, .ioapic_phys_id_map = summit_ioapic_phys_id_map, @@ -527,7 +522,6 @@ static struct apic apic_summit = { .set_apic_id = NULL, .apic_id_mask = 0xFF << 24, - .cpu_mask_to_apicid = summit_cpu_mask_to_apicid, .cpu_mask_to_apicid_and = summit_cpu_mask_to_apicid_and, .send_IPI_mask = summit_send_IPI_mask, diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index ff35cff..c88baa4 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b/arch/x86/kernel/apic/x2apic_cluster.c @@ -81,7 +81,7 @@ static void x2apic_send_IPI_mask(const struct cpumask *mask, int vector) } static void - x2apic_send_IPI_mask_allbutself(const struct cpumask *mask, int vector) +x2apic_send_IPI_mask_allbutself(const struct cpumask *mask, int vector) { __x2apic_send_IPI_mask(mask, vector, APIC_DEST_ALLBUT); } @@ -96,36 +96,37 @@ static void x2apic_send_IPI_all(int vector) __x2apic_send_IPI_mask(cpu_online_mask, vector, APIC_DEST_ALLINC); } -static unsigned int x2apic_cpu_mask_to_apicid(const struct cpumask *cpumask) +static int +x2apic_cpu_mask_to_apicid_and(const struct cpumask *cpumask, + const struct cpumask *andmask, + unsigned int *apicid) { - /* - * We're using fixed IRQ delivery, can only return one logical APIC ID. - * May as well be the first. - */ - int cpu = cpumask_first(cpumask); + u32 dest = 0; + u16 cluster; + int i; - if ((unsigned)cpu < nr_cpu_ids) - return per_cpu(x86_cpu_to_logical_apicid, cpu); - else - return BAD_APICID; -} + for_each_cpu_and(i, cpumask, andmask) { + if (!cpumask_test_cpu(i, cpu_online_mask)) + continue; + dest = per_cpu(x86_cpu_to_logical_apicid, i); + cluster = x2apic_cluster(i); + break; + } -static unsigned int -x2apic_cpu_mask_to_apicid_and(const struct cpumask *cpumask, - const struct cpumask *andmask) -{ - int cpu; + if (!dest) + return -EINVAL; - /* - * We're using fixed IRQ delivery, can only return one logical APIC ID. - * May as well be the first. - */ - for_each_cpu_and(cpu, cpumask, andmask) { - if (cpumask_test_cpu(cpu, cpu_online_mask)) - break; + for_each_cpu_and(i, cpumask, andmask) { + if (!cpumask_test_cpu(i, cpu_online_mask)) + continue; + if (cluster != x2apic_cluster(i)) + continue; + dest |= per_cpu(x86_cpu_to_logical_apicid, i); } - return per_cpu(x86_cpu_to_logical_apicid, cpu); + *apicid = dest; + + return 0; } static void init_x2apic_ldr(void) @@ -208,6 +209,32 @@ static int x2apic_cluster_probe(void) return 0; } +static const struct cpumask *x2apic_cluster_target_cpus(void) +{ + return cpu_all_mask; +} + +/* + * Each x2apic cluster is an allocation domain. + */ +static void cluster_vector_allocation_domain(int cpu, struct cpumask *retmask, + const struct cpumask *mask) +{ + /* + * To minimize vector pressure, default case of boot, device bringup + * etc will use a single cpu for the interrupt destination. + * + * On explicit migration requests coming from irqbalance etc, + * interrupts will be routed to the x2apic cluster (cluster-id + * derived from the first cpu in the mask) members specified + * in the mask. + */ + if (mask == x2apic_cluster_target_cpus()) + cpumask_copy(retmask, cpumask_of(cpu)); + else + cpumask_and(retmask, mask, per_cpu(cpus_in_cluster, cpu)); +} + static struct apic apic_x2apic_cluster = { .name = "cluster x2apic", @@ -219,13 +246,13 @@ static struct apic apic_x2apic_cluster = { .irq_delivery_mode = dest_LowestPrio, .irq_dest_mode = 1, /* logical */ - .target_cpus = x2apic_target_cpus, + .target_cpus = x2apic_cluster_target_cpus, .disable_esr = 0, .dest_logical = APIC_DEST_LOGICAL, .check_apicid_used = NULL, .check_apicid_present = NULL, - .vector_allocation_domain = x2apic_vector_allocation_domain, + .vector_allocation_domain = cluster_vector_allocation_domain, .init_apic_ldr = init_x2apic_ldr, .ioapic_phys_id_map = NULL, @@ -243,7 +270,6 @@ static struct apic apic_x2apic_cluster = { .set_apic_id = x2apic_set_apic_id, .apic_id_mask = 0xFFFFFFFFu, - .cpu_mask_to_apicid = x2apic_cpu_mask_to_apicid, .cpu_mask_to_apicid_and = x2apic_cpu_mask_to_apicid_and, .send_IPI_mask = x2apic_send_IPI_mask, diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c index c17e982..e03a1e1 100644 --- a/arch/x86/kernel/apic/x2apic_phys.c +++ b/arch/x86/kernel/apic/x2apic_phys.c @@ -76,38 +76,6 @@ static void x2apic_send_IPI_all(int vector) __x2apic_send_IPI_mask(cpu_online_mask, vector, APIC_DEST_ALLINC); } -static unsigned int x2apic_cpu_mask_to_apicid(const struct cpumask *cpumask) -{ - /* - * We're using fixed IRQ delivery, can only return one phys APIC ID. - * May as well be the first. - */ - int cpu = cpumask_first(cpumask); - - if ((unsigned)cpu < nr_cpu_ids) - return per_cpu(x86_cpu_to_apicid, cpu); - else - return BAD_APICID; -} - -static unsigned int -x2apic_cpu_mask_to_apicid_and(const struct cpumask *cpumask, - const struct cpumask *andmask) -{ - int cpu; - - /* - * We're using fixed IRQ delivery, can only return one phys APIC ID. - * May as well be the first. - */ - for_each_cpu_and(cpu, cpumask, andmask) { - if (cpumask_test_cpu(cpu, cpu_online_mask)) - break; - } - - return per_cpu(x86_cpu_to_apicid, cpu); -} - static void init_x2apic_ldr(void) { } @@ -131,13 +99,13 @@ static struct apic apic_x2apic_phys = { .irq_delivery_mode = dest_Fixed, .irq_dest_mode = 0, /* physical */ - .target_cpus = x2apic_target_cpus, + .target_cpus = online_target_cpus, .disable_esr = 0, .dest_logical = 0, .check_apicid_used = NULL, .check_apicid_present = NULL, - .vector_allocation_domain = x2apic_vector_allocation_domain, + .vector_allocation_domain = default_vector_allocation_domain, .init_apic_ldr = init_x2apic_ldr, .ioapic_phys_id_map = NULL, @@ -155,8 +123,7 @@ static struct apic apic_x2apic_phys = { .set_apic_id = x2apic_set_apic_id, .apic_id_mask = 0xFFFFFFFFu, - .cpu_mask_to_apicid = x2apic_cpu_mask_to_apicid, - .cpu_mask_to_apicid_and = x2apic_cpu_mask_to_apicid_and, + .cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and, .send_IPI_mask = x2apic_send_IPI_mask, .send_IPI_mask_allbutself = x2apic_send_IPI_mask_allbutself, diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index c6d03f7..8cfade9 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -185,17 +185,6 @@ EXPORT_SYMBOL_GPL(uv_possible_blades); unsigned long sn_rtc_cycles_per_second; EXPORT_SYMBOL(sn_rtc_cycles_per_second); -static const struct cpumask *uv_target_cpus(void) -{ - return cpu_online_mask; -} - -static void uv_vector_allocation_domain(int cpu, struct cpumask *retmask) -{ - cpumask_clear(retmask); - cpumask_set_cpu(cpu, retmask); -} - static int __cpuinit uv_wakeup_secondary(int phys_apicid, unsigned long start_rip) { #ifdef CONFIG_SMP @@ -280,25 +269,12 @@ static void uv_init_apic_ldr(void) { } -static unsigned int uv_cpu_mask_to_apicid(const struct cpumask *cpumask) -{ - /* - * We're using fixed IRQ delivery, can only return one phys APIC ID. - * May as well be the first. - */ - int cpu = cpumask_first(cpumask); - - if ((unsigned)cpu < nr_cpu_ids) - return per_cpu(x86_cpu_to_apicid, cpu) | uv_apicid_hibits; - else - return BAD_APICID; -} - -static unsigned int +static int uv_cpu_mask_to_apicid_and(const struct cpumask *cpumask, - const struct cpumask *andmask) + const struct cpumask *andmask, + unsigned int *apicid) { - int cpu; + int unsigned cpu; /* * We're using fixed IRQ delivery, can only return one phys APIC ID. @@ -308,7 +284,13 @@ uv_cpu_mask_to_apicid_and(const struct cpumask *cpumask, if (cpumask_test_cpu(cpu, cpu_online_mask)) break; } - return per_cpu(x86_cpu_to_apicid, cpu) | uv_apicid_hibits; + + if (likely(cpu < nr_cpu_ids)) { + *apicid = per_cpu(x86_cpu_to_apicid, cpu) | uv_apicid_hibits; + return 0; + } + + return -EINVAL; } static unsigned int x2apic_get_apic_id(unsigned long x) @@ -362,13 +344,13 @@ static struct apic __refdata apic_x2apic_uv_x = { .irq_delivery_mode = dest_Fixed, .irq_dest_mode = 0, /* physical */ - .target_cpus = uv_target_cpus, + .target_cpus = online_target_cpus, .disable_esr = 0, .dest_logical = APIC_DEST_LOGICAL, .check_apicid_used = NULL, .check_apicid_present = NULL, - .vector_allocation_domain = uv_vector_allocation_domain, + .vector_allocation_domain = default_vector_allocation_domain, .init_apic_ldr = uv_init_apic_ldr, .ioapic_phys_id_map = NULL, @@ -386,7 +368,6 @@ static struct apic __refdata apic_x2apic_uv_x = { .set_apic_id = set_apic_id, .apic_id_mask = 0xFFFFFFFFu, - .cpu_mask_to_apicid = uv_cpu_mask_to_apicid, .cpu_mask_to_apicid_and = uv_cpu_mask_to_apicid_and, .send_IPI_mask = uv_send_IPI_mask, diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index 07b0c0d..d65464e 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c @@ -201,6 +201,8 @@ * http://www.microsoft.com/whdc/archive/amp_12.mspx] */ +#define pr_fmt(fmt) "apm: " fmt + #include <linux/module.h> #include <linux/poll.h> @@ -485,11 +487,11 @@ static void apm_error(char *str, int err) if (error_table[i].key == err) break; if (i < ERROR_COUNT) - printk(KERN_NOTICE "apm: %s: %s\n", str, error_table[i].msg); + pr_notice("%s: %s\n", str, error_table[i].msg); else if (err < 0) - printk(KERN_NOTICE "apm: %s: linux error code %i\n", str, err); + pr_notice("%s: linux error code %i\n", str, err); else - printk(KERN_NOTICE "apm: %s: unknown error code %#2.2x\n", + pr_notice("%s: unknown error code %#2.2x\n", str, err); } @@ -1184,7 +1186,7 @@ static void queue_event(apm_event_t event, struct apm_user *sender) static int notified; if (notified++ == 0) - printk(KERN_ERR "apm: an event queue overflowed\n"); + pr_err("an event queue overflowed\n"); if (++as->event_tail >= APM_MAX_EVENTS) as->event_tail = 0; } @@ -1447,7 +1449,7 @@ static void apm_mainloop(void) static int check_apm_user(struct apm_user *as, const char *func) { if (as == NULL || as->magic != APM_BIOS_MAGIC) { - printk(KERN_ERR "apm: %s passed bad filp\n", func); + pr_err("%s passed bad filp\n", func); return 1; } return 0; @@ -1586,7 +1588,7 @@ static int do_release(struct inode *inode, struct file *filp) as1 = as1->next) ; if (as1 == NULL) - printk(KERN_ERR "apm: filp not in user list\n"); + pr_err("filp not in user list\n"); else as1->next = as->next; } @@ -1600,11 +1602,9 @@ static int do_open(struct inode *inode, struct file *filp) struct apm_user *as; as = kmalloc(sizeof(*as), GFP_KERNEL); - if (as == NULL) { - printk(KERN_ERR "apm: cannot allocate struct of size %d bytes\n", - sizeof(*as)); + if (as == NULL) return -ENOMEM; - } + as->magic = APM_BIOS_MAGIC; as->event_tail = as->event_head = 0; as->suspends_pending = as->standbys_pending = 0; @@ -2313,16 +2313,16 @@ static int __init apm_init(void) } if (apm_info.disabled) { - printk(KERN_NOTICE "apm: disabled on user request.\n"); + pr_notice("disabled on user request.\n"); return -ENODEV; } if ((num_online_cpus() > 1) && !power_off && !smp) { - printk(KERN_NOTICE "apm: disabled - APM is not SMP safe.\n"); + pr_notice("disabled - APM is not SMP safe.\n"); apm_info.disabled = 1; return -ENODEV; } if (!acpi_disabled) { - printk(KERN_NOTICE "apm: overridden by ACPI.\n"); + pr_notice("overridden by ACPI.\n"); apm_info.disabled = 1; return -ENODEV; } @@ -2356,8 +2356,7 @@ static int __init apm_init(void) kapmd_task = kthread_create(apm, NULL, "kapmd"); if (IS_ERR(kapmd_task)) { - printk(KERN_ERR "apm: disabled - Unable to start kernel " - "thread.\n"); + pr_err("disabled - Unable to start kernel thread\n"); err = PTR_ERR(kapmd_task); kapmd_task = NULL; remove_proc_entry("apm", NULL); diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 6ab6aa2..bac4c38 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile @@ -32,7 +32,9 @@ obj-$(CONFIG_PERF_EVENTS) += perf_event.o ifdef CONFIG_PERF_EVENTS obj-$(CONFIG_CPU_SUP_AMD) += perf_event_amd.o -obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_p6.o perf_event_p4.o perf_event_intel_lbr.o perf_event_intel_ds.o perf_event_intel.o +obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_p6.o perf_event_p4.o +obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_lbr.o perf_event_intel_ds.o perf_event_intel.o +obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_uncore.o endif obj-$(CONFIG_X86_MCE) += mcheck/ diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 146bb62..9d92e19 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -19,6 +19,39 @@ #include "cpu.h" +static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p) +{ + struct cpuinfo_x86 *c = &cpu_data(smp_processor_id()); + u32 gprs[8] = { 0 }; + int err; + + WARN_ONCE((c->x86 != 0xf), "%s should only be used on K8!\n", __func__); + + gprs[1] = msr; + gprs[7] = 0x9c5a203a; + + err = rdmsr_safe_regs(gprs); + + *p = gprs[0] | ((u64)gprs[2] << 32); + + return err; +} + +static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val) +{ + struct cpuinfo_x86 *c = &cpu_data(smp_processor_id()); + u32 gprs[8] = { 0 }; + + WARN_ONCE((c->x86 != 0xf), "%s should only be used on K8!\n", __func__); + + gprs[0] = (u32)val; + gprs[1] = msr; + gprs[2] = val >> 32; + gprs[7] = 0x9c5a203a; + + return wrmsr_safe_regs(gprs); +} + #ifdef CONFIG_X86_32 /* * B step AMD K6 before B 9730xxxx have hardware bugs that can cause @@ -586,9 +619,9 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) !cpu_has(c, X86_FEATURE_TOPOEXT)) { u64 val; - if (!rdmsrl_amd_safe(0xc0011005, &val)) { + if (!rdmsrl_safe(0xc0011005, &val)) { val |= 1ULL << 54; - wrmsrl_amd_safe(0xc0011005, val); + wrmsrl_safe(0xc0011005, val); rdmsrl(0xc0011005, val); if (val & (1ULL << 54)) { set_cpu_cap(c, X86_FEATURE_TOPOEXT); @@ -679,7 +712,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) err = rdmsrl_safe(MSR_AMD64_MCx_MASK(4), &mask); if (err == 0) { mask |= (1 << 10); - checking_wrmsrl(MSR_AMD64_MCx_MASK(4), mask); + wrmsrl_safe(MSR_AMD64_MCx_MASK(4), mask); } } diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index 46674fb..c97bb7b 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -55,8 +55,8 @@ static void __init check_fpu(void) if (!boot_cpu_data.hard_math) { #ifndef CONFIG_MATH_EMULATION - printk(KERN_EMERG "No coprocessor found and no math emulation present.\n"); - printk(KERN_EMERG "Giving up.\n"); + pr_emerg("No coprocessor found and no math emulation present\n"); + pr_emerg("Giving up\n"); for (;;) ; #endif return; @@ -86,7 +86,7 @@ static void __init check_fpu(void) boot_cpu_data.fdiv_bug = fdiv_bug; if (boot_cpu_data.fdiv_bug) - printk(KERN_WARNING "Hmm, FPU with FDIV bug.\n"); + pr_warn("Hmm, FPU with FDIV bug\n"); } static void __init check_hlt(void) @@ -94,16 +94,16 @@ static void __init check_hlt(void) if (boot_cpu_data.x86 >= 5 || paravirt_enabled()) return; - printk(KERN_INFO "Checking 'hlt' instruction... "); + pr_info("Checking 'hlt' instruction... "); if (!boot_cpu_data.hlt_works_ok) { - printk("disabled\n"); + pr_cont("disabled\n"); return; } halt(); halt(); halt(); halt(); - printk(KERN_CONT "OK.\n"); + pr_cont("OK\n"); } /* @@ -116,7 +116,7 @@ static void __init check_popad(void) #ifndef CONFIG_X86_POPAD_OK int res, inp = (int) &res; - printk(KERN_INFO "Checking for popad bug... "); + pr_info("Checking for popad bug... "); __asm__ __volatile__( "movl $12345678,%%eax; movl $0,%%edi; pusha; popa; movl (%%edx,%%edi),%%ecx " : "=&a" (res) @@ -127,9 +127,9 @@ static void __init check_popad(void) * CPU hard. Too bad. */ if (res != 12345678) - printk(KERN_CONT "Buggy.\n"); + pr_cont("Buggy\n"); else - printk(KERN_CONT "OK.\n"); + pr_cont("OK\n"); #endif } @@ -161,7 +161,7 @@ void __init check_bugs(void) { identify_boot_cpu(); #ifndef CONFIG_SMP - printk(KERN_INFO "CPU: "); + pr_info("CPU: "); print_cpu_info(&boot_cpu_data); #endif check_config(); diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 6b9333b..5bbc082 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -947,7 +947,7 @@ static void __cpuinit __print_cpu_msr(void) index_max = msr_range_array[i].max; for (index = index_min; index < index_max; index++) { - if (rdmsrl_amd_safe(index, &val)) + if (rdmsrl_safe(index, &val)) continue; printk(KERN_INFO " MSR%08x: %016llx\n", index, val); } diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index da27c5d..9473e87 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -7,6 +7,9 @@ * Copyright 2008 Intel Corporation * Author: Andi Kleen */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/thread_info.h> #include <linux/capability.h> #include <linux/miscdevice.h> @@ -210,7 +213,7 @@ static void drain_mcelog_buffer(void) cpu_relax(); if (!m->finished && retries >= 4) { - pr_err("MCE: skipping error being logged currently!\n"); + pr_err("skipping error being logged currently!\n"); break; } } @@ -1167,8 +1170,9 @@ int memory_failure(unsigned long pfn, int vector, int flags) { /* mce_severity() should not hand us an ACTION_REQUIRED error */ BUG_ON(flags & MF_ACTION_REQUIRED); - printk(KERN_ERR "Uncorrected memory error in page 0x%lx ignored\n" - "Rebuild kernel with CONFIG_MEMORY_FAILURE=y for smarter handling\n", pfn); + pr_err("Uncorrected memory error in page 0x%lx ignored\n" + "Rebuild kernel with CONFIG_MEMORY_FAILURE=y for smarter handling\n", + pfn); return 0; } @@ -1186,6 +1190,7 @@ void mce_notify_process(void) { unsigned long pfn; struct mce_info *mi = mce_find_info(); + int flags = MF_ACTION_REQUIRED; if (!mi) mce_panic("Lost physical address for unconsumed uncorrectable error", NULL, NULL); @@ -1200,8 +1205,9 @@ void mce_notify_process(void) * doomed. We still need to mark the page as poisoned and alert any * other users of the page. */ - if (memory_failure(pfn, MCE_VECTOR, MF_ACTION_REQUIRED) < 0 || - mi->restartable == 0) { + if (!mi->restartable) + flags |= MF_MUST_KILL; + if (memory_failure(pfn, MCE_VECTOR, flags) < 0) { pr_err("Memory error not recovered"); force_sig(SIGBUS, current); } @@ -1358,11 +1364,10 @@ static int __cpuinit __mcheck_cpu_cap_init(void) b = cap & MCG_BANKCNT_MASK; if (!banks) - printk(KERN_INFO "mce: CPU supports %d MCE banks\n", b); + pr_info("CPU supports %d MCE banks\n", b); if (b > MAX_NR_BANKS) { - printk(KERN_WARNING - "MCE: Using only %u machine check banks out of %u\n", + pr_warn("Using only %u machine check banks out of %u\n", MAX_NR_BANKS, b); b = MAX_NR_BANKS; } @@ -1419,7 +1424,7 @@ static void __mcheck_cpu_init_generic(void) static int __cpuinit __mcheck_cpu_apply_quirks(struct cpuinfo_x86 *c) { if (c->x86_vendor == X86_VENDOR_UNKNOWN) { - pr_info("MCE: unknown CPU type - not enabling MCE support.\n"); + pr_info("unknown CPU type - not enabling MCE support\n"); return -EOPNOTSUPP; } @@ -1574,7 +1579,7 @@ static void __mcheck_cpu_init_timer(void) /* Handle unconfigured int18 (should never happen) */ static void unexpected_machine_check(struct pt_regs *regs, long error_code) { - printk(KERN_ERR "CPU#%d: Unexpected int18 (Machine Check).\n", + pr_err("CPU#%d: Unexpected int18 (Machine Check)\n", smp_processor_id()); } @@ -1893,8 +1898,7 @@ static int __init mcheck_enable(char *str) get_option(&str, &monarch_timeout); } } else { - printk(KERN_INFO "mce argument %s ignored. Please use /sys\n", - str); + pr_info("mce argument %s ignored. Please use /sys\n", str); return 0; } return 1; diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c index f4873a6..671b95a 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_amd.c +++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c @@ -1,15 +1,17 @@ /* - * (c) 2005, 2006 Advanced Micro Devices, Inc. + * (c) 2005-2012 Advanced Micro Devices, Inc. * Your use of this code is subject to the terms and conditions of the * GNU general public license version 2. See "COPYING" or * http://www.gnu.org/licenses/gpl.html * * Written by Jacob Shin - AMD, Inc. * - * Support : jacob.shin@amd.com + * Support: borislav.petkov@amd.com * * April 2006 * - added support for AMD Family 0x10 processors + * May 2012 + * - major scrubbing * * All MC4_MISCi registers are shared between multi-cores */ @@ -25,6 +27,7 @@ #include <linux/cpu.h> #include <linux/smp.h> +#include <asm/amd_nb.h> #include <asm/apic.h> #include <asm/idle.h> #include <asm/mce.h> @@ -45,23 +48,15 @@ #define MASK_BLKPTR_LO 0xFF000000 #define MCG_XBLK_ADDR 0xC0000400 -struct threshold_block { - unsigned int block; - unsigned int bank; - unsigned int cpu; - u32 address; - u16 interrupt_enable; - bool interrupt_capable; - u16 threshold_limit; - struct kobject kobj; - struct list_head miscj; +static const char * const th_names[] = { + "load_store", + "insn_fetch", + "combined_unit", + "", + "northbridge", + "execution_unit", }; -struct threshold_bank { - struct kobject *kobj; - struct threshold_block *blocks; - cpumask_var_t cpus; -}; static DEFINE_PER_CPU(struct threshold_bank * [NR_BANKS], threshold_banks); static unsigned char shared_bank[NR_BANKS] = { @@ -84,6 +79,26 @@ struct thresh_restart { u16 old_limit; }; +static const char * const bank4_names(struct threshold_block *b) +{ + switch (b->address) { + /* MSR4_MISC0 */ + case 0x00000413: + return "dram"; + + case 0xc0000408: + return "ht_links"; + + case 0xc0000409: + return "l3_cache"; + + default: + WARN(1, "Funny MSR: 0x%08x\n", b->address); + return ""; + } +}; + + static bool lvt_interrupt_supported(unsigned int bank, u32 msr_high_bits) { /* @@ -224,8 +239,6 @@ void mce_amd_feature_init(struct cpuinfo_x86 *c) if (!block) per_cpu(bank_map, cpu) |= (1 << bank); - if (shared_bank[bank] && c->cpu_core_id) - break; memset(&b, 0, sizeof(b)); b.cpu = cpu; @@ -326,7 +339,7 @@ struct threshold_attr { #define SHOW_FIELDS(name) \ static ssize_t show_ ## name(struct threshold_block *b, char *buf) \ { \ - return sprintf(buf, "%lx\n", (unsigned long) b->name); \ + return sprintf(buf, "%lu\n", (unsigned long) b->name); \ } SHOW_FIELDS(interrupt_enable) SHOW_FIELDS(threshold_limit) @@ -377,38 +390,21 @@ store_threshold_limit(struct threshold_block *b, const char *buf, size_t size) return size; } -struct threshold_block_cross_cpu { - struct threshold_block *tb; - long retval; -}; - -static void local_error_count_handler(void *_tbcc) -{ - struct threshold_block_cross_cpu *tbcc = _tbcc; - struct threshold_block *b = tbcc->tb; - u32 low, high; - - rdmsr(b->address, low, high); - tbcc->retval = (high & 0xFFF) - (THRESHOLD_MAX - b->threshold_limit); -} - static ssize_t show_error_count(struct threshold_block *b, char *buf) { - struct threshold_block_cross_cpu tbcc = { .tb = b, }; + u32 lo, hi; - smp_call_function_single(b->cpu, local_error_count_handler, &tbcc, 1); - return sprintf(buf, "%lx\n", tbcc.retval); -} + rdmsr_on_cpu(b->cpu, b->address, &lo, &hi); -static ssize_t store_error_count(struct threshold_block *b, - const char *buf, size_t count) -{ - struct thresh_restart tr = { .b = b, .reset = 1, .old_limit = 0 }; - - smp_call_function_single(b->cpu, threshold_restart_bank, &tr, 1); - return 1; + return sprintf(buf, "%u\n", ((hi & THRESHOLD_MAX) - + (THRESHOLD_MAX - b->threshold_limit))); } +static struct threshold_attr error_count = { + .attr = {.name = __stringify(error_count), .mode = 0444 }, + .show = show_error_count, +}; + #define RW_ATTR(val) \ static struct threshold_attr val = { \ .attr = {.name = __stringify(val), .mode = 0644 }, \ @@ -418,7 +414,6 @@ static struct threshold_attr val = { \ RW_ATTR(interrupt_enable); RW_ATTR(threshold_limit); -RW_ATTR(error_count); static struct attribute *default_attrs[] = { &threshold_limit.attr, @@ -517,7 +512,7 @@ static __cpuinit int allocate_threshold_blocks(unsigned int cpu, err = kobject_init_and_add(&b->kobj, &threshold_ktype, per_cpu(threshold_banks, cpu)[bank]->kobj, - "misc%i", block); + (bank == 4 ? bank4_names(b) : th_names[bank])); if (err) goto out_free; recurse: @@ -548,98 +543,91 @@ out_free: return err; } -static __cpuinit long -local_allocate_threshold_blocks(int cpu, unsigned int bank) +static __cpuinit int __threshold_add_blocks(struct threshold_bank *b) { - return allocate_threshold_blocks(cpu, bank, 0, - MSR_IA32_MC0_MISC + bank * 4); + struct list_head *head = &b->blocks->miscj; + struct threshold_block *pos = NULL; + struct threshold_block *tmp = NULL; + int err = 0; + + err = kobject_add(&b->blocks->kobj, b->kobj, b->blocks->kobj.name); + if (err) + return err; + + list_for_each_entry_safe(pos, tmp, head, miscj) { + + err = kobject_add(&pos->kobj, b->kobj, pos->kobj.name); + if (err) { + list_for_each_entry_safe_reverse(pos, tmp, head, miscj) + kobject_del(&pos->kobj); + + return err; + } + } + return err; } -/* symlinks sibling shared banks to first core. first core owns dir/files. */ static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank) { - int i, err = 0; - struct threshold_bank *b = NULL; struct device *dev = per_cpu(mce_device, cpu); - char name[32]; - - sprintf(name, "threshold_bank%i", bank); + struct amd_northbridge *nb = NULL; + struct threshold_bank *b = NULL; + const char *name = th_names[bank]; + int err = 0; -#ifdef CONFIG_SMP - if (cpu_data(cpu).cpu_core_id && shared_bank[bank]) { /* symlink */ - i = cpumask_first(cpu_llc_shared_mask(cpu)); + if (shared_bank[bank]) { - /* first core not up yet */ - if (cpu_data(i).cpu_core_id) - goto out; + nb = node_to_amd_nb(amd_get_nb_id(cpu)); + WARN_ON(!nb); - /* already linked */ - if (per_cpu(threshold_banks, cpu)[bank]) - goto out; + /* threshold descriptor already initialized on this node? */ + if (nb->bank4) { + /* yes, use it */ + b = nb->bank4; + err = kobject_add(b->kobj, &dev->kobj, name); + if (err) + goto out; - b = per_cpu(threshold_banks, i)[bank]; + per_cpu(threshold_banks, cpu)[bank] = b; + atomic_inc(&b->cpus); - if (!b) - goto out; + err = __threshold_add_blocks(b); - err = sysfs_create_link(&dev->kobj, b->kobj, name); - if (err) goto out; - - cpumask_copy(b->cpus, cpu_llc_shared_mask(cpu)); - per_cpu(threshold_banks, cpu)[bank] = b; - - goto out; + } } -#endif b = kzalloc(sizeof(struct threshold_bank), GFP_KERNEL); if (!b) { err = -ENOMEM; goto out; } - if (!zalloc_cpumask_var(&b->cpus, GFP_KERNEL)) { - kfree(b); - err = -ENOMEM; - goto out; - } b->kobj = kobject_create_and_add(name, &dev->kobj); - if (!b->kobj) + if (!b->kobj) { + err = -EINVAL; goto out_free; - -#ifndef CONFIG_SMP - cpumask_setall(b->cpus); -#else - cpumask_set_cpu(cpu, b->cpus); -#endif + } per_cpu(threshold_banks, cpu)[bank] = b; - err = local_allocate_threshold_blocks(cpu, bank); - if (err) - goto out_free; - - for_each_cpu(i, b->cpus) { - if (i == cpu) - continue; + if (shared_bank[bank]) { + atomic_set(&b->cpus, 1); - dev = per_cpu(mce_device, i); - if (dev) - err = sysfs_create_link(&dev->kobj,b->kobj, name); - if (err) - goto out; - - per_cpu(threshold_banks, i)[bank] = b; + /* nb is already initialized, see above */ + WARN_ON(nb->bank4); + nb->bank4 = b; } - goto out; + err = allocate_threshold_blocks(cpu, bank, 0, + MSR_IA32_MC0_MISC + bank * 4); + if (!err) + goto out; -out_free: - per_cpu(threshold_banks, cpu)[bank] = NULL; - free_cpumask_var(b->cpus); + out_free: kfree(b); -out: + + out: return err; } @@ -660,12 +648,6 @@ static __cpuinit int threshold_create_device(unsigned int cpu) return err; } -/* - * let's be hotplug friendly. - * in case of multiple core processors, the first core always takes ownership - * of shared sysfs dir/files, and rest of the cores will be symlinked to it. - */ - static void deallocate_threshold_block(unsigned int cpu, unsigned int bank) { @@ -686,41 +668,42 @@ static void deallocate_threshold_block(unsigned int cpu, per_cpu(threshold_banks, cpu)[bank]->blocks = NULL; } +static void __threshold_remove_blocks(struct threshold_bank *b) +{ + struct threshold_block *pos = NULL; + struct threshold_block *tmp = NULL; + + kobject_del(b->kobj); + + list_for_each_entry_safe(pos, tmp, &b->blocks->miscj, miscj) + kobject_del(&pos->kobj); +} + static void threshold_remove_bank(unsigned int cpu, int bank) { + struct amd_northbridge *nb; struct threshold_bank *b; - struct device *dev; - char name[32]; - int i = 0; b = per_cpu(threshold_banks, cpu)[bank]; if (!b) return; + if (!b->blocks) goto free_out; - sprintf(name, "threshold_bank%i", bank); - -#ifdef CONFIG_SMP - /* sibling symlink */ - if (shared_bank[bank] && b->blocks->cpu != cpu) { - dev = per_cpu(mce_device, cpu); - sysfs_remove_link(&dev->kobj, name); - per_cpu(threshold_banks, cpu)[bank] = NULL; - - return; - } -#endif - - /* remove all sibling symlinks before unregistering */ - for_each_cpu(i, b->cpus) { - if (i == cpu) - continue; - - dev = per_cpu(mce_device, i); - if (dev) - sysfs_remove_link(&dev->kobj, name); - per_cpu(threshold_banks, i)[bank] = NULL; + if (shared_bank[bank]) { + if (!atomic_dec_and_test(&b->cpus)) { + __threshold_remove_blocks(b); + per_cpu(threshold_banks, cpu)[bank] = NULL; + return; + } else { + /* + * the last CPU on this node using the shared bank is + * going away, remove that bank now. + */ + nb = node_to_amd_nb(amd_get_nb_id(cpu)); + nb->bank4 = NULL; + } } deallocate_threshold_block(cpu, bank); @@ -728,7 +711,6 @@ static void threshold_remove_bank(unsigned int cpu, int bank) free_out: kobject_del(b->kobj); kobject_put(b->kobj); - free_cpumask_var(b->cpus); kfree(b); per_cpu(threshold_banks, cpu)[bank] = NULL; } diff --git a/arch/x86/kernel/cpu/mtrr/cleanup.c b/arch/x86/kernel/cpu/mtrr/cleanup.c index bdda2e6..35ffda5 100644 --- a/arch/x86/kernel/cpu/mtrr/cleanup.c +++ b/arch/x86/kernel/cpu/mtrr/cleanup.c @@ -258,11 +258,11 @@ range_to_mtrr(unsigned int reg, unsigned long range_startk, /* Compute the maximum size with which we can make a range: */ if (range_startk) - max_align = ffs(range_startk) - 1; + max_align = __ffs(range_startk); else - max_align = 32; + max_align = BITS_PER_LONG - 1; - align = fls(range_sizek) - 1; + align = __fls(range_sizek); if (align > max_align) align = max_align; diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c index 75772ae..e9fe907 100644 --- a/arch/x86/kernel/cpu/mtrr/generic.c +++ b/arch/x86/kernel/cpu/mtrr/generic.c @@ -361,11 +361,7 @@ static void __init print_mtrr_state(void) } pr_debug("MTRR variable ranges %sabled:\n", mtrr_state.enabled & 2 ? "en" : "dis"); - if (size_or_mask & 0xffffffffUL) - high_width = ffs(size_or_mask & 0xffffffffUL) - 1; - else - high_width = ffs(size_or_mask>>32) + 32 - 1; - high_width = (high_width - (32 - PAGE_SHIFT) + 3) / 4; + high_width = (__ffs64(size_or_mask) - (32 - PAGE_SHIFT) + 3) / 4; for (i = 0; i < num_var_ranges; ++i) { if (mtrr_state.var_ranges[i].mask_lo & (1 << 11)) diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index c4706cf..29557aa 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -35,17 +35,6 @@ #include "perf_event.h" -#if 0 -#undef wrmsrl -#define wrmsrl(msr, val) \ -do { \ - trace_printk("wrmsrl(%lx, %lx)\n", (unsigned long)(msr),\ - (unsigned long)(val)); \ - native_write_msr((msr), (u32)((u64)(val)), \ - (u32)((u64)(val) >> 32)); \ -} while (0) -#endif - struct x86_pmu x86_pmu __read_mostly; DEFINE_PER_CPU(struct cpu_hw_events, cpu_hw_events) = { @@ -74,7 +63,7 @@ u64 x86_perf_event_update(struct perf_event *event) int idx = hwc->idx; s64 delta; - if (idx == X86_PMC_IDX_FIXED_BTS) + if (idx == INTEL_PMC_IDX_FIXED_BTS) return 0; /* @@ -86,7 +75,7 @@ u64 x86_perf_event_update(struct perf_event *event) */ again: prev_raw_count = local64_read(&hwc->prev_count); - rdmsrl(hwc->event_base, new_raw_count); + rdpmcl(hwc->event_base_rdpmc, new_raw_count); if (local64_cmpxchg(&hwc->prev_count, prev_raw_count, new_raw_count) != prev_raw_count) @@ -189,7 +178,7 @@ static void release_pmc_hardware(void) {} static bool check_hw_exists(void) { - u64 val, val_new = 0; + u64 val, val_new = ~0; int i, reg, ret = 0; /* @@ -222,8 +211,9 @@ static bool check_hw_exists(void) * that don't trap on the MSR access and always return 0s. */ val = 0xabcdUL; - ret = checking_wrmsrl(x86_pmu_event_addr(0), val); - ret |= rdmsrl_safe(x86_pmu_event_addr(0), &val_new); + reg = x86_pmu_event_addr(0); + ret = wrmsrl_safe(reg, val); + ret |= rdmsrl_safe(reg, &val_new); if (ret || val != val_new) goto msr_fail; @@ -240,6 +230,7 @@ bios_fail: msr_fail: printk(KERN_CONT "Broken PMU hardware detected, using software events only.\n"); + printk(KERN_ERR "Failed to access perfctr msr (MSR %x is %Lx)\n", reg, val_new); return false; } @@ -388,7 +379,7 @@ int x86_pmu_hw_config(struct perf_event *event) int precise = 0; /* Support for constant skid */ - if (x86_pmu.pebs_active) { + if (x86_pmu.pebs_active && !x86_pmu.pebs_broken) { precise++; /* Support for IP fixup */ @@ -637,8 +628,8 @@ static bool __perf_sched_find_counter(struct perf_sched *sched) c = sched->constraints[sched->state.event]; /* Prefer fixed purpose counters */ - if (x86_pmu.num_counters_fixed) { - idx = X86_PMC_IDX_FIXED; + if (c->idxmsk64 & (~0ULL << INTEL_PMC_IDX_FIXED)) { + idx = INTEL_PMC_IDX_FIXED; for_each_set_bit_from(idx, c->idxmsk, X86_PMC_IDX_MAX) { if (!__test_and_set_bit(idx, sched->state.used)) goto done; @@ -646,7 +637,7 @@ static bool __perf_sched_find_counter(struct perf_sched *sched) } /* Grab the first unused counter starting with idx */ idx = sched->state.counter; - for_each_set_bit_from(idx, c->idxmsk, X86_PMC_IDX_FIXED) { + for_each_set_bit_from(idx, c->idxmsk, INTEL_PMC_IDX_FIXED) { if (!__test_and_set_bit(idx, sched->state.used)) goto done; } @@ -704,8 +695,8 @@ static bool perf_sched_next_event(struct perf_sched *sched) /* * Assign a counter for each event. */ -static int perf_assign_events(struct event_constraint **constraints, int n, - int wmin, int wmax, int *assign) +int perf_assign_events(struct event_constraint **constraints, int n, + int wmin, int wmax, int *assign) { struct perf_sched sched; @@ -824,15 +815,17 @@ static inline void x86_assign_hw_event(struct perf_event *event, hwc->last_cpu = smp_processor_id(); hwc->last_tag = ++cpuc->tags[i]; - if (hwc->idx == X86_PMC_IDX_FIXED_BTS) { + if (hwc->idx == INTEL_PMC_IDX_FIXED_BTS) { hwc->config_base = 0; hwc->event_base = 0; - } else if (hwc->idx >= X86_PMC_IDX_FIXED) { + } else if (hwc->idx >= INTEL_PMC_IDX_FIXED) { hwc->config_base = MSR_ARCH_PERFMON_FIXED_CTR_CTRL; - hwc->event_base = MSR_ARCH_PERFMON_FIXED_CTR0 + (hwc->idx - X86_PMC_IDX_FIXED); + hwc->event_base = MSR_ARCH_PERFMON_FIXED_CTR0 + (hwc->idx - INTEL_PMC_IDX_FIXED); + hwc->event_base_rdpmc = (hwc->idx - INTEL_PMC_IDX_FIXED) | 1<<30; } else { hwc->config_base = x86_pmu_config_addr(hwc->idx); hwc->event_base = x86_pmu_event_addr(hwc->idx); + hwc->event_base_rdpmc = hwc->idx; } } @@ -930,7 +923,7 @@ int x86_perf_event_set_period(struct perf_event *event) s64 period = hwc->sample_period; int ret = 0, idx = hwc->idx; - if (idx == X86_PMC_IDX_FIXED_BTS) + if (idx == INTEL_PMC_IDX_FIXED_BTS) return 0; /* @@ -1316,7 +1309,6 @@ static struct attribute_group x86_pmu_format_group = { static int __init init_hw_perf_events(void) { struct x86_pmu_quirk *quirk; - struct event_constraint *c; int err; pr_info("Performance Events: "); @@ -1347,21 +1339,8 @@ static int __init init_hw_perf_events(void) for (quirk = x86_pmu.quirks; quirk; quirk = quirk->next) quirk->func(); - if (x86_pmu.num_counters > X86_PMC_MAX_GENERIC) { - WARN(1, KERN_ERR "hw perf events %d > max(%d), clipping!", - x86_pmu.num_counters, X86_PMC_MAX_GENERIC); - x86_pmu.num_counters = X86_PMC_MAX_GENERIC; - } - x86_pmu.intel_ctrl = (1 << x86_pmu.num_counters) - 1; - - if (x86_pmu.num_counters_fixed > X86_PMC_MAX_FIXED) { - WARN(1, KERN_ERR "hw perf events fixed %d > max(%d), clipping!", - x86_pmu.num_counters_fixed, X86_PMC_MAX_FIXED); - x86_pmu.num_counters_fixed = X86_PMC_MAX_FIXED; - } - - x86_pmu.intel_ctrl |= - ((1LL << x86_pmu.num_counters_fixed)-1) << X86_PMC_IDX_FIXED; + if (!x86_pmu.intel_ctrl) + x86_pmu.intel_ctrl = (1 << x86_pmu.num_counters) - 1; perf_events_lapic_init(); register_nmi_handler(NMI_LOCAL, perf_event_nmi_handler, 0, "PMI"); @@ -1370,22 +1349,6 @@ static int __init init_hw_perf_events(void) __EVENT_CONSTRAINT(0, (1ULL << x86_pmu.num_counters) - 1, 0, x86_pmu.num_counters, 0); - if (x86_pmu.event_constraints) { - /* - * event on fixed counter2 (REF_CYCLES) only works on this - * counter, so do not extend mask to generic counters - */ - for_each_event_constraint(c, x86_pmu.event_constraints) { - if (c->cmask != X86_RAW_EVENT_MASK - || c->idxmsk64 == X86_PMC_MSK_FIXED_REF_CYCLES) { - continue; - } - - c->idxmsk64 |= (1ULL << x86_pmu.num_counters) - 1; - c->weight += x86_pmu.num_counters; - } - } - x86_pmu.attr_rdpmc = 1; /* enable userspace RDPMC usage by default */ x86_pmu_format_group.attrs = x86_pmu.format_attrs; @@ -1620,8 +1583,8 @@ static int x86_pmu_event_idx(struct perf_event *event) if (!x86_pmu.attr_rdpmc) return 0; - if (x86_pmu.num_counters_fixed && idx >= X86_PMC_IDX_FIXED) { - idx -= X86_PMC_IDX_FIXED; + if (x86_pmu.num_counters_fixed && idx >= INTEL_PMC_IDX_FIXED) { + idx -= INTEL_PMC_IDX_FIXED; idx |= 1 << 30; } @@ -1649,7 +1612,12 @@ static ssize_t set_attr_rdpmc(struct device *cdev, struct device_attribute *attr, const char *buf, size_t count) { - unsigned long val = simple_strtoul(buf, NULL, 0); + unsigned long val; + ssize_t ret; + + ret = kstrtoul(buf, 0, &val); + if (ret) + return ret; if (!!val != !!x86_pmu.attr_rdpmc) { x86_pmu.attr_rdpmc = !!val; @@ -1682,13 +1650,20 @@ static void x86_pmu_flush_branch_stack(void) x86_pmu.flush_branch_stack(); } +void perf_check_microcode(void) +{ + if (x86_pmu.check_microcode) + x86_pmu.check_microcode(); +} +EXPORT_SYMBOL_GPL(perf_check_microcode); + static struct pmu pmu = { .pmu_enable = x86_pmu_enable, .pmu_disable = x86_pmu_disable, - .attr_groups = x86_pmu_attr_groups, + .attr_groups = x86_pmu_attr_groups, - .event_init = x86_pmu_event_init, + .event_init = x86_pmu_event_init, .add = x86_pmu_add, .del = x86_pmu_del, @@ -1696,11 +1671,11 @@ static struct pmu pmu = { .stop = x86_pmu_stop, .read = x86_pmu_read, - .start_txn = x86_pmu_start_txn, - .cancel_txn = x86_pmu_cancel_txn, - .commit_txn = x86_pmu_commit_txn, + .start_txn = x86_pmu_start_txn, + .cancel_txn = x86_pmu_cancel_txn, + .commit_txn = x86_pmu_commit_txn, - .event_idx = x86_pmu_event_idx, + .event_idx = x86_pmu_event_idx, .flush_branch_stack = x86_pmu_flush_branch_stack, }; @@ -1863,7 +1838,7 @@ unsigned long perf_misc_flags(struct pt_regs *regs) else misc |= PERF_RECORD_MISC_GUEST_KERNEL; } else { - if (user_mode(regs)) + if (!kernel_ip(regs->ip)) misc |= PERF_RECORD_MISC_USER; else misc |= PERF_RECORD_MISC_KERNEL; diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h index 7241e2f..a15df4b 100644 --- a/arch/x86/kernel/cpu/perf_event.h +++ b/arch/x86/kernel/cpu/perf_event.h @@ -14,6 +14,18 @@ #include <linux/perf_event.h> +#if 0 +#undef wrmsrl +#define wrmsrl(msr, val) \ +do { \ + unsigned int _msr = (msr); \ + u64 _val = (val); \ + trace_printk("wrmsrl(%x, %Lx)\n", (unsigned int)(_msr), \ + (unsigned long long)(_val)); \ + native_write_msr((_msr), (u32)(_val), (u32)(_val >> 32)); \ +} while (0) +#endif + /* * | NHM/WSM | SNB | * register ------------------------------- @@ -57,7 +69,7 @@ struct amd_nb { }; /* The maximal number of PEBS events: */ -#define MAX_PEBS_EVENTS 4 +#define MAX_PEBS_EVENTS 8 /* * A debug store configuration. @@ -349,6 +361,8 @@ struct x86_pmu { void (*cpu_starting)(int cpu); void (*cpu_dying)(int cpu); void (*cpu_dead)(int cpu); + + void (*check_microcode)(void); void (*flush_branch_stack)(void); /* @@ -360,12 +374,16 @@ struct x86_pmu { /* * Intel DebugStore bits */ - int bts, pebs; - int bts_active, pebs_active; + int bts :1, + bts_active :1, + pebs :1, + pebs_active :1, + pebs_broken :1; int pebs_record_size; void (*drain_pebs)(struct pt_regs *regs); struct event_constraint *pebs_constraints; void (*pebs_aliases)(struct perf_event *event); + int max_pebs_events; /* * Intel LBR @@ -468,6 +486,8 @@ static inline void __x86_pmu_enable_event(struct hw_perf_event *hwc, void x86_pmu_enable_all(int added); +int perf_assign_events(struct event_constraint **constraints, int n, + int wmin, int wmax, int *assign); int x86_schedule_events(struct cpu_hw_events *cpuc, int n, int *assign); void x86_pmu_stop(struct perf_event *event, int flags); diff --git a/arch/x86/kernel/cpu/perf_event_amd.c b/arch/x86/kernel/cpu/perf_event_amd.c index 11a4eb9..4528ae7 100644 --- a/arch/x86/kernel/cpu/perf_event_amd.c +++ b/arch/x86/kernel/cpu/perf_event_amd.c @@ -366,7 +366,7 @@ static void amd_pmu_cpu_starting(int cpu) cpuc->perf_ctr_virt_mask = AMD_PERFMON_EVENTSEL_HOSTONLY; - if (boot_cpu_data.x86_max_cores < 2 || boot_cpu_data.x86 == 0x15) + if (boot_cpu_data.x86_max_cores < 2) return; nb_id = amd_get_nb_id(cpu); @@ -422,35 +422,6 @@ static struct attribute *amd_format_attr[] = { NULL, }; -static __initconst const struct x86_pmu amd_pmu = { - .name = "AMD", - .handle_irq = x86_pmu_handle_irq, - .disable_all = x86_pmu_disable_all, - .enable_all = x86_pmu_enable_all, - .enable = x86_pmu_enable_event, - .disable = x86_pmu_disable_event, - .hw_config = amd_pmu_hw_config, - .schedule_events = x86_schedule_events, - .eventsel = MSR_K7_EVNTSEL0, - .perfctr = MSR_K7_PERFCTR0, - .event_map = amd_pmu_event_map, - .max_events = ARRAY_SIZE(amd_perfmon_event_map), - .num_counters = AMD64_NUM_COUNTERS, - .cntval_bits = 48, - .cntval_mask = (1ULL << 48) - 1, - .apic = 1, - /* use highest bit to detect overflow */ - .max_period = (1ULL << 47) - 1, - .get_event_constraints = amd_get_event_constraints, - .put_event_constraints = amd_put_event_constraints, - - .format_attrs = amd_format_attr, - - .cpu_prepare = amd_pmu_cpu_prepare, - .cpu_starting = amd_pmu_cpu_starting, - .cpu_dead = amd_pmu_cpu_dead, -}; - /* AMD Family 15h */ #define AMD_EVENT_TYPE_MASK 0x000000F0ULL @@ -597,8 +568,8 @@ amd_get_event_constraints_f15h(struct cpu_hw_events *cpuc, struct perf_event *ev } } -static __initconst const struct x86_pmu amd_pmu_f15h = { - .name = "AMD Family 15h", +static __initconst const struct x86_pmu amd_pmu = { + .name = "AMD", .handle_irq = x86_pmu_handle_irq, .disable_all = x86_pmu_disable_all, .enable_all = x86_pmu_enable_all, @@ -606,50 +577,68 @@ static __initconst const struct x86_pmu amd_pmu_f15h = { .disable = x86_pmu_disable_event, .hw_config = amd_pmu_hw_config, .schedule_events = x86_schedule_events, - .eventsel = MSR_F15H_PERF_CTL, - .perfctr = MSR_F15H_PERF_CTR, + .eventsel = MSR_K7_EVNTSEL0, + .perfctr = MSR_K7_PERFCTR0, .event_map = amd_pmu_event_map, .max_events = ARRAY_SIZE(amd_perfmon_event_map), - .num_counters = AMD64_NUM_COUNTERS_F15H, + .num_counters = AMD64_NUM_COUNTERS, .cntval_bits = 48, .cntval_mask = (1ULL << 48) - 1, .apic = 1, /* use highest bit to detect overflow */ .max_period = (1ULL << 47) - 1, - .get_event_constraints = amd_get_event_constraints_f15h, - /* nortbridge counters not yet implemented: */ -#if 0 + .get_event_constraints = amd_get_event_constraints, .put_event_constraints = amd_put_event_constraints, + .format_attrs = amd_format_attr, + .cpu_prepare = amd_pmu_cpu_prepare, - .cpu_dead = amd_pmu_cpu_dead, -#endif .cpu_starting = amd_pmu_cpu_starting, - .format_attrs = amd_format_attr, + .cpu_dead = amd_pmu_cpu_dead, }; +static int setup_event_constraints(void) +{ + if (boot_cpu_data.x86 >= 0x15) + x86_pmu.get_event_constraints = amd_get_event_constraints_f15h; + return 0; +} + +static int setup_perfctr_core(void) +{ + if (!cpu_has_perfctr_core) { + WARN(x86_pmu.get_event_constraints == amd_get_event_constraints_f15h, + KERN_ERR "Odd, counter constraints enabled but no core perfctrs detected!"); + return -ENODEV; + } + + WARN(x86_pmu.get_event_constraints == amd_get_event_constraints, + KERN_ERR "hw perf events core counters need constraints handler!"); + + /* + * If core performance counter extensions exists, we must use + * MSR_F15H_PERF_CTL/MSR_F15H_PERF_CTR msrs. See also + * x86_pmu_addr_offset(). + */ + x86_pmu.eventsel = MSR_F15H_PERF_CTL; + x86_pmu.perfctr = MSR_F15H_PERF_CTR; + x86_pmu.num_counters = AMD64_NUM_COUNTERS_CORE; + + printk(KERN_INFO "perf: AMD core performance counters detected\n"); + + return 0; +} + __init int amd_pmu_init(void) { /* Performance-monitoring supported from K7 and later: */ if (boot_cpu_data.x86 < 6) return -ENODEV; - /* - * If core performance counter extensions exists, it must be - * family 15h, otherwise fail. See x86_pmu_addr_offset(). - */ - switch (boot_cpu_data.x86) { - case 0x15: - if (!cpu_has_perfctr_core) - return -ENODEV; - x86_pmu = amd_pmu_f15h; - break; - default: - if (cpu_has_perfctr_core) - return -ENODEV; - x86_pmu = amd_pmu; - break; - } + x86_pmu = amd_pmu; + + setup_event_constraints(); + setup_perfctr_core(); /* Events are common for all AMDs */ memcpy(hw_cache_event_ids, amd_hw_cache_event_ids, diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index 187c294..7a8b9d0 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -5,6 +5,8 @@ * among events on a single PMU. */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/stddef.h> #include <linux/types.h> #include <linux/init.h> @@ -21,14 +23,14 @@ */ static u64 intel_perfmon_event_map[PERF_COUNT_HW_MAX] __read_mostly = { - [PERF_COUNT_HW_CPU_CYCLES] = 0x003c, - [PERF_COUNT_HW_INSTRUCTIONS] = 0x00c0, - [PERF_COUNT_HW_CACHE_REFERENCES] = 0x4f2e, - [PERF_COUNT_HW_CACHE_MISSES] = 0x412e, - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = 0x00c4, - [PERF_COUNT_HW_BRANCH_MISSES] = 0x00c5, - [PERF_COUNT_HW_BUS_CYCLES] = 0x013c, - [PERF_COUNT_HW_REF_CPU_CYCLES] = 0x0300, /* pseudo-encoding */ + [PERF_COUNT_HW_CPU_CYCLES] = 0x003c, + [PERF_COUNT_HW_INSTRUCTIONS] = 0x00c0, + [PERF_COUNT_HW_CACHE_REFERENCES] = 0x4f2e, + [PERF_COUNT_HW_CACHE_MISSES] = 0x412e, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = 0x00c4, + [PERF_COUNT_HW_BRANCH_MISSES] = 0x00c5, + [PERF_COUNT_HW_BUS_CYCLES] = 0x013c, + [PERF_COUNT_HW_REF_CPU_CYCLES] = 0x0300, /* pseudo-encoding */ }; static struct event_constraint intel_core_event_constraints[] __read_mostly = @@ -747,7 +749,7 @@ static void intel_pmu_disable_all(void) wrmsrl(MSR_CORE_PERF_GLOBAL_CTRL, 0); - if (test_bit(X86_PMC_IDX_FIXED_BTS, cpuc->active_mask)) + if (test_bit(INTEL_PMC_IDX_FIXED_BTS, cpuc->active_mask)) intel_pmu_disable_bts(); intel_pmu_pebs_disable_all(); @@ -763,9 +765,9 @@ static void intel_pmu_enable_all(int added) wrmsrl(MSR_CORE_PERF_GLOBAL_CTRL, x86_pmu.intel_ctrl & ~cpuc->intel_ctrl_guest_mask); - if (test_bit(X86_PMC_IDX_FIXED_BTS, cpuc->active_mask)) { + if (test_bit(INTEL_PMC_IDX_FIXED_BTS, cpuc->active_mask)) { struct perf_event *event = - cpuc->events[X86_PMC_IDX_FIXED_BTS]; + cpuc->events[INTEL_PMC_IDX_FIXED_BTS]; if (WARN_ON_ONCE(!event)) return; @@ -871,7 +873,7 @@ static inline void intel_pmu_ack_status(u64 ack) static void intel_pmu_disable_fixed(struct hw_perf_event *hwc) { - int idx = hwc->idx - X86_PMC_IDX_FIXED; + int idx = hwc->idx - INTEL_PMC_IDX_FIXED; u64 ctrl_val, mask; mask = 0xfULL << (idx * 4); @@ -886,7 +888,7 @@ static void intel_pmu_disable_event(struct perf_event *event) struct hw_perf_event *hwc = &event->hw; struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); - if (unlikely(hwc->idx == X86_PMC_IDX_FIXED_BTS)) { + if (unlikely(hwc->idx == INTEL_PMC_IDX_FIXED_BTS)) { intel_pmu_disable_bts(); intel_pmu_drain_bts_buffer(); return; @@ -915,7 +917,7 @@ static void intel_pmu_disable_event(struct perf_event *event) static void intel_pmu_enable_fixed(struct hw_perf_event *hwc) { - int idx = hwc->idx - X86_PMC_IDX_FIXED; + int idx = hwc->idx - INTEL_PMC_IDX_FIXED; u64 ctrl_val, bits, mask; /* @@ -949,7 +951,7 @@ static void intel_pmu_enable_event(struct perf_event *event) struct hw_perf_event *hwc = &event->hw; struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); - if (unlikely(hwc->idx == X86_PMC_IDX_FIXED_BTS)) { + if (unlikely(hwc->idx == INTEL_PMC_IDX_FIXED_BTS)) { if (!__this_cpu_read(cpu_hw_events.enabled)) return; @@ -1000,14 +1002,14 @@ static void intel_pmu_reset(void) local_irq_save(flags); - printk("clearing PMU state on CPU#%d\n", smp_processor_id()); + pr_info("clearing PMU state on CPU#%d\n", smp_processor_id()); for (idx = 0; idx < x86_pmu.num_counters; idx++) { - checking_wrmsrl(x86_pmu_config_addr(idx), 0ull); - checking_wrmsrl(x86_pmu_event_addr(idx), 0ull); + wrmsrl_safe(x86_pmu_config_addr(idx), 0ull); + wrmsrl_safe(x86_pmu_event_addr(idx), 0ull); } for (idx = 0; idx < x86_pmu.num_counters_fixed; idx++) - checking_wrmsrl(MSR_ARCH_PERFMON_FIXED_CTR0 + idx, 0ull); + wrmsrl_safe(MSR_ARCH_PERFMON_FIXED_CTR0 + idx, 0ull); if (ds) ds->bts_index = ds->bts_buffer_base; @@ -1707,16 +1709,61 @@ static __init void intel_clovertown_quirk(void) * But taken together it might just make sense to not enable PEBS on * these chips. */ - printk(KERN_WARNING "PEBS disabled due to CPU errata.\n"); + pr_warn("PEBS disabled due to CPU errata\n"); x86_pmu.pebs = 0; x86_pmu.pebs_constraints = NULL; } +static int intel_snb_pebs_broken(int cpu) +{ + u32 rev = UINT_MAX; /* default to broken for unknown models */ + + switch (cpu_data(cpu).x86_model) { + case 42: /* SNB */ + rev = 0x28; + break; + + case 45: /* SNB-EP */ + switch (cpu_data(cpu).x86_mask) { + case 6: rev = 0x618; break; + case 7: rev = 0x70c; break; + } + } + + return (cpu_data(cpu).microcode < rev); +} + +static void intel_snb_check_microcode(void) +{ + int pebs_broken = 0; + int cpu; + + get_online_cpus(); + for_each_online_cpu(cpu) { + if ((pebs_broken = intel_snb_pebs_broken(cpu))) + break; + } + put_online_cpus(); + + if (pebs_broken == x86_pmu.pebs_broken) + return; + + /* + * Serialized by the microcode lock.. + */ + if (x86_pmu.pebs_broken) { + pr_info("PEBS enabled due to microcode update\n"); + x86_pmu.pebs_broken = 0; + } else { + pr_info("PEBS disabled due to CPU errata, please upgrade microcode\n"); + x86_pmu.pebs_broken = 1; + } +} + static __init void intel_sandybridge_quirk(void) { - printk(KERN_WARNING "PEBS disabled due to CPU errata.\n"); - x86_pmu.pebs = 0; - x86_pmu.pebs_constraints = NULL; + x86_pmu.check_microcode = intel_snb_check_microcode; + intel_snb_check_microcode(); } static const struct { int id; char *name; } intel_arch_events_map[] __initconst = { @@ -1736,8 +1783,8 @@ static __init void intel_arch_events_quirk(void) /* disable event that reported as not presend by cpuid */ for_each_set_bit(bit, x86_pmu.events_mask, ARRAY_SIZE(intel_arch_events_map)) { intel_perfmon_event_map[intel_arch_events_map[bit].id] = 0; - printk(KERN_WARNING "CPUID marked event: \'%s\' unavailable\n", - intel_arch_events_map[bit].name); + pr_warn("CPUID marked event: \'%s\' unavailable\n", + intel_arch_events_map[bit].name); } } @@ -1756,7 +1803,7 @@ static __init void intel_nehalem_quirk(void) intel_perfmon_event_map[PERF_COUNT_HW_BRANCH_MISSES] = 0x7f89; ebx.split.no_branch_misses_retired = 0; x86_pmu.events_maskl = ebx.full; - printk(KERN_INFO "CPU erratum AAJ80 worked around\n"); + pr_info("CPU erratum AAJ80 worked around\n"); } } @@ -1765,6 +1812,7 @@ __init int intel_pmu_init(void) union cpuid10_edx edx; union cpuid10_eax eax; union cpuid10_ebx ebx; + struct event_constraint *c; unsigned int unused; int version; @@ -1800,6 +1848,8 @@ __init int intel_pmu_init(void) x86_pmu.events_maskl = ebx.full; x86_pmu.events_mask_len = eax.split.mask_length; + x86_pmu.max_pebs_events = min_t(unsigned, MAX_PEBS_EVENTS, x86_pmu.num_counters); + /* * Quirk: v2 perfmon does not report fixed-purpose events, so * assume at least 3 events: @@ -1951,5 +2001,37 @@ __init int intel_pmu_init(void) } } + if (x86_pmu.num_counters > INTEL_PMC_MAX_GENERIC) { + WARN(1, KERN_ERR "hw perf events %d > max(%d), clipping!", + x86_pmu.num_counters, INTEL_PMC_MAX_GENERIC); + x86_pmu.num_counters = INTEL_PMC_MAX_GENERIC; + } + x86_pmu.intel_ctrl = (1 << x86_pmu.num_counters) - 1; + + if (x86_pmu.num_counters_fixed > INTEL_PMC_MAX_FIXED) { + WARN(1, KERN_ERR "hw perf events fixed %d > max(%d), clipping!", + x86_pmu.num_counters_fixed, INTEL_PMC_MAX_FIXED); + x86_pmu.num_counters_fixed = INTEL_PMC_MAX_FIXED; + } + + x86_pmu.intel_ctrl |= + ((1LL << x86_pmu.num_counters_fixed)-1) << INTEL_PMC_IDX_FIXED; + + if (x86_pmu.event_constraints) { + /* + * event on fixed counter2 (REF_CYCLES) only works on this + * counter, so do not extend mask to generic counters + */ + for_each_event_constraint(c, x86_pmu.event_constraints) { + if (c->cmask != X86_RAW_EVENT_MASK + || c->idxmsk64 == INTEL_PMC_MSK_FIXED_REF_CYCLES) { + continue; + } + + c->idxmsk64 |= (1ULL << x86_pmu.num_counters) - 1; + c->weight += x86_pmu.num_counters; + } + } + return 0; } diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c index 35e2192..629ae0b 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_ds.c +++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c @@ -248,7 +248,7 @@ void reserve_ds_buffers(void) */ struct event_constraint bts_constraint = - EVENT_CONSTRAINT(0, 1ULL << X86_PMC_IDX_FIXED_BTS, 0); + EVENT_CONSTRAINT(0, 1ULL << INTEL_PMC_IDX_FIXED_BTS, 0); void intel_pmu_enable_bts(u64 config) { @@ -295,7 +295,7 @@ int intel_pmu_drain_bts_buffer(void) u64 to; u64 flags; }; - struct perf_event *event = cpuc->events[X86_PMC_IDX_FIXED_BTS]; + struct perf_event *event = cpuc->events[INTEL_PMC_IDX_FIXED_BTS]; struct bts_record *at, *top; struct perf_output_handle handle; struct perf_event_header header; @@ -620,7 +620,7 @@ static void intel_pmu_drain_pebs_core(struct pt_regs *iregs) * Should not happen, we program the threshold at 1 and do not * set a reset value. */ - WARN_ON_ONCE(n > 1); + WARN_ONCE(n > 1, "bad leftover pebs %d\n", n); at += n - 1; __intel_pmu_pebs_event(event, iregs, at); @@ -651,10 +651,10 @@ static void intel_pmu_drain_pebs_nhm(struct pt_regs *iregs) * Should not happen, we program the threshold at 1 and do not * set a reset value. */ - WARN_ON_ONCE(n > MAX_PEBS_EVENTS); + WARN_ONCE(n > x86_pmu.max_pebs_events, "Unexpected number of pebs records %d\n", n); for ( ; at < top; at++) { - for_each_set_bit(bit, (unsigned long *)&at->status, MAX_PEBS_EVENTS) { + for_each_set_bit(bit, (unsigned long *)&at->status, x86_pmu.max_pebs_events) { event = cpuc->events[bit]; if (!test_bit(bit, cpuc->active_mask)) continue; @@ -670,7 +670,7 @@ static void intel_pmu_drain_pebs_nhm(struct pt_regs *iregs) break; } - if (!event || bit >= MAX_PEBS_EVENTS) + if (!event || bit >= x86_pmu.max_pebs_events) continue; __intel_pmu_pebs_event(event, iregs, at); diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c new file mode 100644 index 0000000..19faffc --- /dev/null +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c @@ -0,0 +1,1850 @@ +#include "perf_event_intel_uncore.h" + +static struct intel_uncore_type *empty_uncore[] = { NULL, }; +static struct intel_uncore_type **msr_uncores = empty_uncore; +static struct intel_uncore_type **pci_uncores = empty_uncore; +/* pci bus to socket mapping */ +static int pcibus_to_physid[256] = { [0 ... 255] = -1, }; + +static DEFINE_RAW_SPINLOCK(uncore_box_lock); + +/* mask of cpus that collect uncore events */ +static cpumask_t uncore_cpu_mask; + +/* constraint for the fixed counter */ +static struct event_constraint constraint_fixed = + EVENT_CONSTRAINT(~0ULL, 1 << UNCORE_PMC_IDX_FIXED, ~0ULL); +static struct event_constraint constraint_empty = + EVENT_CONSTRAINT(0, 0, 0); + +DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7"); +DEFINE_UNCORE_FORMAT_ATTR(umask, umask, "config:8-15"); +DEFINE_UNCORE_FORMAT_ATTR(edge, edge, "config:18"); +DEFINE_UNCORE_FORMAT_ATTR(tid_en, tid_en, "config:19"); +DEFINE_UNCORE_FORMAT_ATTR(inv, inv, "config:23"); +DEFINE_UNCORE_FORMAT_ATTR(cmask5, cmask, "config:24-28"); +DEFINE_UNCORE_FORMAT_ATTR(cmask8, cmask, "config:24-31"); +DEFINE_UNCORE_FORMAT_ATTR(thresh8, thresh, "config:24-31"); +DEFINE_UNCORE_FORMAT_ATTR(thresh5, thresh, "config:24-28"); +DEFINE_UNCORE_FORMAT_ATTR(occ_sel, occ_sel, "config:14-15"); +DEFINE_UNCORE_FORMAT_ATTR(occ_invert, occ_invert, "config:30"); +DEFINE_UNCORE_FORMAT_ATTR(occ_edge, occ_edge, "config:14-51"); +DEFINE_UNCORE_FORMAT_ATTR(filter_tid, filter_tid, "config1:0-4"); +DEFINE_UNCORE_FORMAT_ATTR(filter_nid, filter_nid, "config1:10-17"); +DEFINE_UNCORE_FORMAT_ATTR(filter_state, filter_state, "config1:18-22"); +DEFINE_UNCORE_FORMAT_ATTR(filter_opc, filter_opc, "config1:23-31"); +DEFINE_UNCORE_FORMAT_ATTR(filter_brand0, filter_brand0, "config1:0-7"); +DEFINE_UNCORE_FORMAT_ATTR(filter_brand1, filter_brand1, "config1:8-15"); +DEFINE_UNCORE_FORMAT_ATTR(filter_brand2, filter_brand2, "config1:16-23"); +DEFINE_UNCORE_FORMAT_ATTR(filter_brand3, filter_brand3, "config1:24-31"); + +/* Sandy Bridge-EP uncore support */ +static struct intel_uncore_type snbep_uncore_cbox; +static struct intel_uncore_type snbep_uncore_pcu; + +static void snbep_uncore_pci_disable_box(struct intel_uncore_box *box) +{ + struct pci_dev *pdev = box->pci_dev; + int box_ctl = uncore_pci_box_ctl(box); + u32 config; + + pci_read_config_dword(pdev, box_ctl, &config); + config |= SNBEP_PMON_BOX_CTL_FRZ; + pci_write_config_dword(pdev, box_ctl, config); +} + +static void snbep_uncore_pci_enable_box(struct intel_uncore_box *box) +{ + struct pci_dev *pdev = box->pci_dev; + int box_ctl = uncore_pci_box_ctl(box); + u32 config; + + pci_read_config_dword(pdev, box_ctl, &config); + config &= ~SNBEP_PMON_BOX_CTL_FRZ; + pci_write_config_dword(pdev, box_ctl, config); +} + +static void snbep_uncore_pci_enable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + + pci_write_config_dword(pdev, hwc->config_base, hwc->config | + SNBEP_PMON_CTL_EN); +} + +static void snbep_uncore_pci_disable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + + pci_write_config_dword(pdev, hwc->config_base, hwc->config); +} + +static u64 snbep_uncore_pci_read_counter(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + u64 count; + + pci_read_config_dword(pdev, hwc->event_base, (u32 *)&count); + pci_read_config_dword(pdev, hwc->event_base + 4, (u32 *)&count + 1); + return count; +} + +static void snbep_uncore_pci_init_box(struct intel_uncore_box *box) +{ + struct pci_dev *pdev = box->pci_dev; + pci_write_config_dword(pdev, SNBEP_PCI_PMON_BOX_CTL, + SNBEP_PMON_BOX_CTL_INT); +} + +static void snbep_uncore_msr_disable_box(struct intel_uncore_box *box) +{ + u64 config; + unsigned msr; + + msr = uncore_msr_box_ctl(box); + if (msr) { + rdmsrl(msr, config); + config |= SNBEP_PMON_BOX_CTL_FRZ; + wrmsrl(msr, config); + return; + } +} + +static void snbep_uncore_msr_enable_box(struct intel_uncore_box *box) +{ + u64 config; + unsigned msr; + + msr = uncore_msr_box_ctl(box); + if (msr) { + rdmsrl(msr, config); + config &= ~SNBEP_PMON_BOX_CTL_FRZ; + wrmsrl(msr, config); + return; + } +} + +static void snbep_uncore_msr_enable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + + if (reg1->idx != EXTRA_REG_NONE) + wrmsrl(reg1->reg, reg1->config); + + wrmsrl(hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); +} + +static void snbep_uncore_msr_disable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + wrmsrl(hwc->config_base, hwc->config); +} + +static u64 snbep_uncore_msr_read_counter(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + u64 count; + + rdmsrl(hwc->event_base, count); + return count; +} + +static void snbep_uncore_msr_init_box(struct intel_uncore_box *box) +{ + unsigned msr = uncore_msr_box_ctl(box); + if (msr) + wrmsrl(msr, SNBEP_PMON_BOX_CTL_INT); +} + +static struct event_constraint * +snbep_uncore_get_constraint(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct intel_uncore_extra_reg *er; + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + unsigned long flags; + bool ok = false; + + if (reg1->idx == EXTRA_REG_NONE || (box->phys_id >= 0 && reg1->alloc)) + return NULL; + + er = &box->shared_regs[reg1->idx]; + raw_spin_lock_irqsave(&er->lock, flags); + if (!atomic_read(&er->ref) || er->config1 == reg1->config) { + atomic_inc(&er->ref); + er->config1 = reg1->config; + ok = true; + } + raw_spin_unlock_irqrestore(&er->lock, flags); + + if (ok) { + if (box->phys_id >= 0) + reg1->alloc = 1; + return NULL; + } + return &constraint_empty; +} + +static void snbep_uncore_put_constraint(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct intel_uncore_extra_reg *er; + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + + if (box->phys_id < 0 || !reg1->alloc) + return; + + er = &box->shared_regs[reg1->idx]; + atomic_dec(&er->ref); + reg1->alloc = 0; +} + +static int snbep_uncore_hw_config(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + + if (box->pmu->type == &snbep_uncore_cbox) { + reg1->reg = SNBEP_C0_MSR_PMON_BOX_FILTER + + SNBEP_CBO_MSR_OFFSET * box->pmu->pmu_idx; + reg1->config = event->attr.config1 & + SNBEP_CB0_MSR_PMON_BOX_FILTER_MASK; + } else if (box->pmu->type == &snbep_uncore_pcu) { + reg1->reg = SNBEP_PCU_MSR_PMON_BOX_FILTER; + reg1->config = event->attr.config1 & + SNBEP_PCU_MSR_PMON_BOX_FILTER_MASK; + } else { + return 0; + } + reg1->idx = 0; + return 0; +} + +static struct attribute *snbep_uncore_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + NULL, +}; + +static struct attribute *snbep_uncore_ubox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh5.attr, + NULL, +}; + +static struct attribute *snbep_uncore_cbox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_tid_en.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + &format_attr_filter_tid.attr, + &format_attr_filter_nid.attr, + &format_attr_filter_state.attr, + &format_attr_filter_opc.attr, + NULL, +}; + +static struct attribute *snbep_uncore_pcu_formats_attr[] = { + &format_attr_event.attr, + &format_attr_occ_sel.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh5.attr, + &format_attr_occ_invert.attr, + &format_attr_occ_edge.attr, + &format_attr_filter_brand0.attr, + &format_attr_filter_brand1.attr, + &format_attr_filter_brand2.attr, + &format_attr_filter_brand3.attr, + NULL, +}; + +static struct uncore_event_desc snbep_uncore_imc_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), + INTEL_UNCORE_EVENT_DESC(cas_count_read, "event=0x04,umask=0x03"), + INTEL_UNCORE_EVENT_DESC(cas_count_write, "event=0x04,umask=0x0c"), + { /* end: all zeroes */ }, +}; + +static struct uncore_event_desc snbep_uncore_qpi_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0x14"), + INTEL_UNCORE_EVENT_DESC(txl_flits_active, "event=0x00,umask=0x06"), + INTEL_UNCORE_EVENT_DESC(drs_data, "event=0x02,umask=0x08"), + INTEL_UNCORE_EVENT_DESC(ncb_data, "event=0x03,umask=0x04"), + { /* end: all zeroes */ }, +}; + +static struct attribute_group snbep_uncore_format_group = { + .name = "format", + .attrs = snbep_uncore_formats_attr, +}; + +static struct attribute_group snbep_uncore_ubox_format_group = { + .name = "format", + .attrs = snbep_uncore_ubox_formats_attr, +}; + +static struct attribute_group snbep_uncore_cbox_format_group = { + .name = "format", + .attrs = snbep_uncore_cbox_formats_attr, +}; + +static struct attribute_group snbep_uncore_pcu_format_group = { + .name = "format", + .attrs = snbep_uncore_pcu_formats_attr, +}; + +static struct intel_uncore_ops snbep_uncore_msr_ops = { + .init_box = snbep_uncore_msr_init_box, + .disable_box = snbep_uncore_msr_disable_box, + .enable_box = snbep_uncore_msr_enable_box, + .disable_event = snbep_uncore_msr_disable_event, + .enable_event = snbep_uncore_msr_enable_event, + .read_counter = snbep_uncore_msr_read_counter, + .get_constraint = snbep_uncore_get_constraint, + .put_constraint = snbep_uncore_put_constraint, + .hw_config = snbep_uncore_hw_config, +}; + +static struct intel_uncore_ops snbep_uncore_pci_ops = { + .init_box = snbep_uncore_pci_init_box, + .disable_box = snbep_uncore_pci_disable_box, + .enable_box = snbep_uncore_pci_enable_box, + .disable_event = snbep_uncore_pci_disable_event, + .enable_event = snbep_uncore_pci_enable_event, + .read_counter = snbep_uncore_pci_read_counter, +}; + +static struct event_constraint snbep_uncore_cbox_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x01, 0x1), + UNCORE_EVENT_CONSTRAINT(0x02, 0x3), + UNCORE_EVENT_CONSTRAINT(0x04, 0x3), + UNCORE_EVENT_CONSTRAINT(0x05, 0x3), + UNCORE_EVENT_CONSTRAINT(0x07, 0x3), + UNCORE_EVENT_CONSTRAINT(0x11, 0x1), + UNCORE_EVENT_CONSTRAINT(0x12, 0x3), + UNCORE_EVENT_CONSTRAINT(0x13, 0x3), + UNCORE_EVENT_CONSTRAINT(0x1b, 0xc), + UNCORE_EVENT_CONSTRAINT(0x1c, 0xc), + UNCORE_EVENT_CONSTRAINT(0x1d, 0xc), + UNCORE_EVENT_CONSTRAINT(0x1e, 0xc), + EVENT_CONSTRAINT_OVERLAP(0x1f, 0xe, 0xff), + UNCORE_EVENT_CONSTRAINT(0x21, 0x3), + UNCORE_EVENT_CONSTRAINT(0x23, 0x3), + UNCORE_EVENT_CONSTRAINT(0x31, 0x3), + UNCORE_EVENT_CONSTRAINT(0x32, 0x3), + UNCORE_EVENT_CONSTRAINT(0x33, 0x3), + UNCORE_EVENT_CONSTRAINT(0x34, 0x3), + UNCORE_EVENT_CONSTRAINT(0x35, 0x3), + UNCORE_EVENT_CONSTRAINT(0x36, 0x1), + UNCORE_EVENT_CONSTRAINT(0x37, 0x3), + UNCORE_EVENT_CONSTRAINT(0x38, 0x3), + UNCORE_EVENT_CONSTRAINT(0x39, 0x3), + UNCORE_EVENT_CONSTRAINT(0x3b, 0x1), + EVENT_CONSTRAINT_END +}; + +static struct event_constraint snbep_uncore_r2pcie_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x10, 0x3), + UNCORE_EVENT_CONSTRAINT(0x11, 0x3), + UNCORE_EVENT_CONSTRAINT(0x12, 0x1), + UNCORE_EVENT_CONSTRAINT(0x23, 0x3), + UNCORE_EVENT_CONSTRAINT(0x24, 0x3), + UNCORE_EVENT_CONSTRAINT(0x25, 0x3), + UNCORE_EVENT_CONSTRAINT(0x26, 0x3), + UNCORE_EVENT_CONSTRAINT(0x32, 0x3), + UNCORE_EVENT_CONSTRAINT(0x33, 0x3), + UNCORE_EVENT_CONSTRAINT(0x34, 0x3), + EVENT_CONSTRAINT_END +}; + +static struct event_constraint snbep_uncore_r3qpi_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x10, 0x3), + UNCORE_EVENT_CONSTRAINT(0x11, 0x3), + UNCORE_EVENT_CONSTRAINT(0x12, 0x3), + UNCORE_EVENT_CONSTRAINT(0x13, 0x1), + UNCORE_EVENT_CONSTRAINT(0x20, 0x3), + UNCORE_EVENT_CONSTRAINT(0x21, 0x3), + UNCORE_EVENT_CONSTRAINT(0x22, 0x3), + UNCORE_EVENT_CONSTRAINT(0x23, 0x3), + UNCORE_EVENT_CONSTRAINT(0x24, 0x3), + UNCORE_EVENT_CONSTRAINT(0x25, 0x3), + UNCORE_EVENT_CONSTRAINT(0x26, 0x3), + UNCORE_EVENT_CONSTRAINT(0x30, 0x3), + UNCORE_EVENT_CONSTRAINT(0x31, 0x3), + UNCORE_EVENT_CONSTRAINT(0x32, 0x3), + UNCORE_EVENT_CONSTRAINT(0x33, 0x3), + UNCORE_EVENT_CONSTRAINT(0x34, 0x3), + UNCORE_EVENT_CONSTRAINT(0x36, 0x3), + UNCORE_EVENT_CONSTRAINT(0x37, 0x3), + EVENT_CONSTRAINT_END +}; + +static struct intel_uncore_type snbep_uncore_ubox = { + .name = "ubox", + .num_counters = 2, + .num_boxes = 1, + .perf_ctr_bits = 44, + .fixed_ctr_bits = 48, + .perf_ctr = SNBEP_U_MSR_PMON_CTR0, + .event_ctl = SNBEP_U_MSR_PMON_CTL0, + .event_mask = SNBEP_U_MSR_PMON_RAW_EVENT_MASK, + .fixed_ctr = SNBEP_U_MSR_PMON_UCLK_FIXED_CTR, + .fixed_ctl = SNBEP_U_MSR_PMON_UCLK_FIXED_CTL, + .ops = &snbep_uncore_msr_ops, + .format_group = &snbep_uncore_ubox_format_group, +}; + +static struct intel_uncore_type snbep_uncore_cbox = { + .name = "cbox", + .num_counters = 4, + .num_boxes = 8, + .perf_ctr_bits = 44, + .event_ctl = SNBEP_C0_MSR_PMON_CTL0, + .perf_ctr = SNBEP_C0_MSR_PMON_CTR0, + .event_mask = SNBEP_CBO_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_C0_MSR_PMON_BOX_CTL, + .msr_offset = SNBEP_CBO_MSR_OFFSET, + .num_shared_regs = 1, + .constraints = snbep_uncore_cbox_constraints, + .ops = &snbep_uncore_msr_ops, + .format_group = &snbep_uncore_cbox_format_group, +}; + +static struct intel_uncore_type snbep_uncore_pcu = { + .name = "pcu", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + .perf_ctr = SNBEP_PCU_MSR_PMON_CTR0, + .event_ctl = SNBEP_PCU_MSR_PMON_CTL0, + .event_mask = SNBEP_PCU_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCU_MSR_PMON_BOX_CTL, + .num_shared_regs = 1, + .ops = &snbep_uncore_msr_ops, + .format_group = &snbep_uncore_pcu_format_group, +}; + +static struct intel_uncore_type *snbep_msr_uncores[] = { + &snbep_uncore_ubox, + &snbep_uncore_cbox, + &snbep_uncore_pcu, + NULL, +}; + +#define SNBEP_UNCORE_PCI_COMMON_INIT() \ + .perf_ctr = SNBEP_PCI_PMON_CTR0, \ + .event_ctl = SNBEP_PCI_PMON_CTL0, \ + .event_mask = SNBEP_PMON_RAW_EVENT_MASK, \ + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, \ + .ops = &snbep_uncore_pci_ops, \ + .format_group = &snbep_uncore_format_group + +static struct intel_uncore_type snbep_uncore_ha = { + .name = "ha", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type snbep_uncore_imc = { + .name = "imc", + .num_counters = 4, + .num_boxes = 4, + .perf_ctr_bits = 48, + .fixed_ctr_bits = 48, + .fixed_ctr = SNBEP_MC_CHy_PCI_PMON_FIXED_CTR, + .fixed_ctl = SNBEP_MC_CHy_PCI_PMON_FIXED_CTL, + .event_descs = snbep_uncore_imc_events, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type snbep_uncore_qpi = { + .name = "qpi", + .num_counters = 4, + .num_boxes = 2, + .perf_ctr_bits = 48, + .event_descs = snbep_uncore_qpi_events, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + + +static struct intel_uncore_type snbep_uncore_r2pcie = { + .name = "r2pcie", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 44, + .constraints = snbep_uncore_r2pcie_constraints, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type snbep_uncore_r3qpi = { + .name = "r3qpi", + .num_counters = 3, + .num_boxes = 2, + .perf_ctr_bits = 44, + .constraints = snbep_uncore_r3qpi_constraints, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type *snbep_pci_uncores[] = { + &snbep_uncore_ha, + &snbep_uncore_imc, + &snbep_uncore_qpi, + &snbep_uncore_r2pcie, + &snbep_uncore_r3qpi, + NULL, +}; + +static DEFINE_PCI_DEVICE_TABLE(snbep_uncore_pci_ids) = { + { /* Home Agent */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_HA), + .driver_data = (unsigned long)&snbep_uncore_ha, + }, + { /* MC Channel 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC0), + .driver_data = (unsigned long)&snbep_uncore_imc, + }, + { /* MC Channel 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC1), + .driver_data = (unsigned long)&snbep_uncore_imc, + }, + { /* MC Channel 2 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC2), + .driver_data = (unsigned long)&snbep_uncore_imc, + }, + { /* MC Channel 3 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC3), + .driver_data = (unsigned long)&snbep_uncore_imc, + }, + { /* QPI Port 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_QPI0), + .driver_data = (unsigned long)&snbep_uncore_qpi, + }, + { /* QPI Port 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_QPI1), + .driver_data = (unsigned long)&snbep_uncore_qpi, + }, + { /* P2PCIe */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R2PCIE), + .driver_data = (unsigned long)&snbep_uncore_r2pcie, + }, + { /* R3QPI Link 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R3QPI0), + .driver_data = (unsigned long)&snbep_uncore_r3qpi, + }, + { /* R3QPI Link 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R3QPI1), + .driver_data = (unsigned long)&snbep_uncore_r3qpi, + }, + { /* end: all zeroes */ } +}; + +static struct pci_driver snbep_uncore_pci_driver = { + .name = "snbep_uncore", + .id_table = snbep_uncore_pci_ids, +}; + +/* + * build pci bus to socket mapping + */ +static void snbep_pci2phy_map_init(void) +{ + struct pci_dev *ubox_dev = NULL; + int i, bus, nodeid; + u32 config; + + while (1) { + /* find the UBOX device */ + ubox_dev = pci_get_device(PCI_VENDOR_ID_INTEL, + PCI_DEVICE_ID_INTEL_JAKETOWN_UBOX, + ubox_dev); + if (!ubox_dev) + break; + bus = ubox_dev->bus->number; + /* get the Node ID of the local register */ + pci_read_config_dword(ubox_dev, 0x40, &config); + nodeid = config; + /* get the Node ID mapping */ + pci_read_config_dword(ubox_dev, 0x54, &config); + /* + * every three bits in the Node ID mapping register maps + * to a particular node. + */ + for (i = 0; i < 8; i++) { + if (nodeid == ((config >> (3 * i)) & 0x7)) { + pcibus_to_physid[bus] = i; + break; + } + } + }; + return; +} +/* end of Sandy Bridge-EP uncore support */ + + +/* Sandy Bridge uncore support */ +static void snb_uncore_msr_enable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + if (hwc->idx < UNCORE_PMC_IDX_FIXED) + wrmsrl(hwc->config_base, hwc->config | SNB_UNC_CTL_EN); + else + wrmsrl(hwc->config_base, SNB_UNC_CTL_EN); +} + +static void snb_uncore_msr_disable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + wrmsrl(event->hw.config_base, 0); +} + +static u64 snb_uncore_msr_read_counter(struct intel_uncore_box *box, + struct perf_event *event) +{ + u64 count; + rdmsrl(event->hw.event_base, count); + return count; +} + +static void snb_uncore_msr_init_box(struct intel_uncore_box *box) +{ + if (box->pmu->pmu_idx == 0) { + wrmsrl(SNB_UNC_PERF_GLOBAL_CTL, + SNB_UNC_GLOBAL_CTL_EN | SNB_UNC_GLOBAL_CTL_CORE_ALL); + } +} + +static struct attribute *snb_uncore_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_cmask5.attr, + NULL, +}; + +static struct attribute_group snb_uncore_format_group = { + .name = "format", + .attrs = snb_uncore_formats_attr, +}; + +static struct intel_uncore_ops snb_uncore_msr_ops = { + .init_box = snb_uncore_msr_init_box, + .disable_event = snb_uncore_msr_disable_event, + .enable_event = snb_uncore_msr_enable_event, + .read_counter = snb_uncore_msr_read_counter, +}; + +static struct event_constraint snb_uncore_cbox_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x80, 0x1), + UNCORE_EVENT_CONSTRAINT(0x83, 0x1), + EVENT_CONSTRAINT_END +}; + +static struct intel_uncore_type snb_uncore_cbox = { + .name = "cbox", + .num_counters = 2, + .num_boxes = 4, + .perf_ctr_bits = 44, + .fixed_ctr_bits = 48, + .perf_ctr = SNB_UNC_CBO_0_PER_CTR0, + .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0, + .fixed_ctr = SNB_UNC_FIXED_CTR, + .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL, + .single_fixed = 1, + .event_mask = SNB_UNC_RAW_EVENT_MASK, + .msr_offset = SNB_UNC_CBO_MSR_OFFSET, + .constraints = snb_uncore_cbox_constraints, + .ops = &snb_uncore_msr_ops, + .format_group = &snb_uncore_format_group, +}; + +static struct intel_uncore_type *snb_msr_uncores[] = { + &snb_uncore_cbox, + NULL, +}; +/* end of Sandy Bridge uncore support */ + +/* Nehalem uncore support */ +static void nhm_uncore_msr_disable_box(struct intel_uncore_box *box) +{ + wrmsrl(NHM_UNC_PERF_GLOBAL_CTL, 0); +} + +static void nhm_uncore_msr_enable_box(struct intel_uncore_box *box) +{ + wrmsrl(NHM_UNC_PERF_GLOBAL_CTL, + NHM_UNC_GLOBAL_CTL_EN_PC_ALL | NHM_UNC_GLOBAL_CTL_EN_FC); +} + +static void nhm_uncore_msr_enable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + if (hwc->idx < UNCORE_PMC_IDX_FIXED) + wrmsrl(hwc->config_base, hwc->config | SNB_UNC_CTL_EN); + else + wrmsrl(hwc->config_base, NHM_UNC_FIXED_CTR_CTL_EN); +} + +static struct attribute *nhm_uncore_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_cmask8.attr, + NULL, +}; + +static struct attribute_group nhm_uncore_format_group = { + .name = "format", + .attrs = nhm_uncore_formats_attr, +}; + +static struct uncore_event_desc nhm_uncore_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), + INTEL_UNCORE_EVENT_DESC(qmc_writes_full_any, "event=0x2f,umask=0x0f"), + INTEL_UNCORE_EVENT_DESC(qmc_normal_reads_any, "event=0x2c,umask=0x0f"), + INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_reads, "event=0x20,umask=0x01"), + INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_writes, "event=0x20,umask=0x02"), + INTEL_UNCORE_EVENT_DESC(qhl_request_remote_reads, "event=0x20,umask=0x04"), + INTEL_UNCORE_EVENT_DESC(qhl_request_remote_writes, "event=0x20,umask=0x08"), + INTEL_UNCORE_EVENT_DESC(qhl_request_local_reads, "event=0x20,umask=0x10"), + INTEL_UNCORE_EVENT_DESC(qhl_request_local_writes, "event=0x20,umask=0x20"), + { /* end: all zeroes */ }, +}; + +static struct intel_uncore_ops nhm_uncore_msr_ops = { + .disable_box = nhm_uncore_msr_disable_box, + .enable_box = nhm_uncore_msr_enable_box, + .disable_event = snb_uncore_msr_disable_event, + .enable_event = nhm_uncore_msr_enable_event, + .read_counter = snb_uncore_msr_read_counter, +}; + +static struct intel_uncore_type nhm_uncore = { + .name = "", + .num_counters = 8, + .num_boxes = 1, + .perf_ctr_bits = 48, + .fixed_ctr_bits = 48, + .event_ctl = NHM_UNC_PERFEVTSEL0, + .perf_ctr = NHM_UNC_UNCORE_PMC0, + .fixed_ctr = NHM_UNC_FIXED_CTR, + .fixed_ctl = NHM_UNC_FIXED_CTR_CTRL, + .event_mask = NHM_UNC_RAW_EVENT_MASK, + .event_descs = nhm_uncore_events, + .ops = &nhm_uncore_msr_ops, + .format_group = &nhm_uncore_format_group, +}; + +static struct intel_uncore_type *nhm_msr_uncores[] = { + &nhm_uncore, + NULL, +}; +/* end of Nehalem uncore support */ + +static void uncore_assign_hw_event(struct intel_uncore_box *box, + struct perf_event *event, int idx) +{ + struct hw_perf_event *hwc = &event->hw; + + hwc->idx = idx; + hwc->last_tag = ++box->tags[idx]; + + if (hwc->idx == UNCORE_PMC_IDX_FIXED) { + hwc->event_base = uncore_fixed_ctr(box); + hwc->config_base = uncore_fixed_ctl(box); + return; + } + + hwc->config_base = uncore_event_ctl(box, hwc->idx); + hwc->event_base = uncore_perf_ctr(box, hwc->idx); +} + +static void uncore_perf_event_update(struct intel_uncore_box *box, + struct perf_event *event) +{ + u64 prev_count, new_count, delta; + int shift; + + if (event->hw.idx >= UNCORE_PMC_IDX_FIXED) + shift = 64 - uncore_fixed_ctr_bits(box); + else + shift = 64 - uncore_perf_ctr_bits(box); + + /* the hrtimer might modify the previous event value */ +again: + prev_count = local64_read(&event->hw.prev_count); + new_count = uncore_read_counter(box, event); + if (local64_xchg(&event->hw.prev_count, new_count) != prev_count) + goto again; + + delta = (new_count << shift) - (prev_count << shift); + delta >>= shift; + + local64_add(delta, &event->count); +} + +/* + * The overflow interrupt is unavailable for SandyBridge-EP, is broken + * for SandyBridge. So we use hrtimer to periodically poll the counter + * to avoid overflow. + */ +static enum hrtimer_restart uncore_pmu_hrtimer(struct hrtimer *hrtimer) +{ + struct intel_uncore_box *box; + unsigned long flags; + int bit; + + box = container_of(hrtimer, struct intel_uncore_box, hrtimer); + if (!box->n_active || box->cpu != smp_processor_id()) + return HRTIMER_NORESTART; + /* + * disable local interrupt to prevent uncore_pmu_event_start/stop + * to interrupt the update process + */ + local_irq_save(flags); + + for_each_set_bit(bit, box->active_mask, UNCORE_PMC_IDX_MAX) + uncore_perf_event_update(box, box->events[bit]); + + local_irq_restore(flags); + + hrtimer_forward_now(hrtimer, ns_to_ktime(UNCORE_PMU_HRTIMER_INTERVAL)); + return HRTIMER_RESTART; +} + +static void uncore_pmu_start_hrtimer(struct intel_uncore_box *box) +{ + __hrtimer_start_range_ns(&box->hrtimer, + ns_to_ktime(UNCORE_PMU_HRTIMER_INTERVAL), 0, + HRTIMER_MODE_REL_PINNED, 0); +} + +static void uncore_pmu_cancel_hrtimer(struct intel_uncore_box *box) +{ + hrtimer_cancel(&box->hrtimer); +} + +static void uncore_pmu_init_hrtimer(struct intel_uncore_box *box) +{ + hrtimer_init(&box->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); + box->hrtimer.function = uncore_pmu_hrtimer; +} + +struct intel_uncore_box *uncore_alloc_box(struct intel_uncore_type *type, + int cpu) +{ + struct intel_uncore_box *box; + int i, size; + + size = sizeof(*box) + type->num_shared_regs * + sizeof(struct intel_uncore_extra_reg); + + box = kmalloc_node(size, GFP_KERNEL | __GFP_ZERO, cpu_to_node(cpu)); + if (!box) + return NULL; + + for (i = 0; i < type->num_shared_regs; i++) + raw_spin_lock_init(&box->shared_regs[i].lock); + + uncore_pmu_init_hrtimer(box); + atomic_set(&box->refcnt, 1); + box->cpu = -1; + box->phys_id = -1; + + return box; +} + +static struct intel_uncore_box * +uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu) +{ + static struct intel_uncore_box *box; + + box = *per_cpu_ptr(pmu->box, cpu); + if (box) + return box; + + raw_spin_lock(&uncore_box_lock); + list_for_each_entry(box, &pmu->box_list, list) { + if (box->phys_id == topology_physical_package_id(cpu)) { + atomic_inc(&box->refcnt); + *per_cpu_ptr(pmu->box, cpu) = box; + break; + } + } + raw_spin_unlock(&uncore_box_lock); + + return *per_cpu_ptr(pmu->box, cpu); +} + +static struct intel_uncore_pmu *uncore_event_to_pmu(struct perf_event *event) +{ + return container_of(event->pmu, struct intel_uncore_pmu, pmu); +} + +static struct intel_uncore_box *uncore_event_to_box(struct perf_event *event) +{ + /* + * perf core schedules event on the basis of cpu, uncore events are + * collected by one of the cpus inside a physical package. + */ + return uncore_pmu_to_box(uncore_event_to_pmu(event), + smp_processor_id()); +} + +static int uncore_collect_events(struct intel_uncore_box *box, + struct perf_event *leader, bool dogrp) +{ + struct perf_event *event; + int n, max_count; + + max_count = box->pmu->type->num_counters; + if (box->pmu->type->fixed_ctl) + max_count++; + + if (box->n_events >= max_count) + return -EINVAL; + + n = box->n_events; + box->event_list[n] = leader; + n++; + if (!dogrp) + return n; + + list_for_each_entry(event, &leader->sibling_list, group_entry) { + if (event->state <= PERF_EVENT_STATE_OFF) + continue; + + if (n >= max_count) + return -EINVAL; + + box->event_list[n] = event; + n++; + } + return n; +} + +static struct event_constraint * +uncore_get_event_constraint(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct intel_uncore_type *type = box->pmu->type; + struct event_constraint *c; + + if (type->ops->get_constraint) { + c = type->ops->get_constraint(box, event); + if (c) + return c; + } + + if (event->hw.config == ~0ULL) + return &constraint_fixed; + + if (type->constraints) { + for_each_event_constraint(c, type->constraints) { + if ((event->hw.config & c->cmask) == c->code) + return c; + } + } + + return &type->unconstrainted; +} + +static void uncore_put_event_constraint(struct intel_uncore_box *box, + struct perf_event *event) +{ + if (box->pmu->type->ops->put_constraint) + box->pmu->type->ops->put_constraint(box, event); +} + +static int uncore_assign_events(struct intel_uncore_box *box, + int assign[], int n) +{ + unsigned long used_mask[BITS_TO_LONGS(UNCORE_PMC_IDX_MAX)]; + struct event_constraint *c, *constraints[UNCORE_PMC_IDX_MAX]; + int i, wmin, wmax, ret = 0; + struct hw_perf_event *hwc; + + bitmap_zero(used_mask, UNCORE_PMC_IDX_MAX); + + for (i = 0, wmin = UNCORE_PMC_IDX_MAX, wmax = 0; i < n; i++) { + c = uncore_get_event_constraint(box, box->event_list[i]); + constraints[i] = c; + wmin = min(wmin, c->weight); + wmax = max(wmax, c->weight); + } + + /* fastpath, try to reuse previous register */ + for (i = 0; i < n; i++) { + hwc = &box->event_list[i]->hw; + c = constraints[i]; + + /* never assigned */ + if (hwc->idx == -1) + break; + + /* constraint still honored */ + if (!test_bit(hwc->idx, c->idxmsk)) + break; + + /* not already used */ + if (test_bit(hwc->idx, used_mask)) + break; + + __set_bit(hwc->idx, used_mask); + if (assign) + assign[i] = hwc->idx; + } + /* slow path */ + if (i != n) + ret = perf_assign_events(constraints, n, wmin, wmax, assign); + + if (!assign || ret) { + for (i = 0; i < n; i++) + uncore_put_event_constraint(box, box->event_list[i]); + } + return ret ? -EINVAL : 0; +} + +static void uncore_pmu_event_start(struct perf_event *event, int flags) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + int idx = event->hw.idx; + + if (WARN_ON_ONCE(!(event->hw.state & PERF_HES_STOPPED))) + return; + + if (WARN_ON_ONCE(idx == -1 || idx >= UNCORE_PMC_IDX_MAX)) + return; + + event->hw.state = 0; + box->events[idx] = event; + box->n_active++; + __set_bit(idx, box->active_mask); + + local64_set(&event->hw.prev_count, uncore_read_counter(box, event)); + uncore_enable_event(box, event); + + if (box->n_active == 1) { + uncore_enable_box(box); + uncore_pmu_start_hrtimer(box); + } +} + +static void uncore_pmu_event_stop(struct perf_event *event, int flags) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + struct hw_perf_event *hwc = &event->hw; + + if (__test_and_clear_bit(hwc->idx, box->active_mask)) { + uncore_disable_event(box, event); + box->n_active--; + box->events[hwc->idx] = NULL; + WARN_ON_ONCE(hwc->state & PERF_HES_STOPPED); + hwc->state |= PERF_HES_STOPPED; + + if (box->n_active == 0) { + uncore_disable_box(box); + uncore_pmu_cancel_hrtimer(box); + } + } + + if ((flags & PERF_EF_UPDATE) && !(hwc->state & PERF_HES_UPTODATE)) { + /* + * Drain the remaining delta count out of a event + * that we are disabling: + */ + uncore_perf_event_update(box, event); + hwc->state |= PERF_HES_UPTODATE; + } +} + +static int uncore_pmu_event_add(struct perf_event *event, int flags) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + struct hw_perf_event *hwc = &event->hw; + int assign[UNCORE_PMC_IDX_MAX]; + int i, n, ret; + + if (!box) + return -ENODEV; + + ret = n = uncore_collect_events(box, event, false); + if (ret < 0) + return ret; + + hwc->state = PERF_HES_UPTODATE | PERF_HES_STOPPED; + if (!(flags & PERF_EF_START)) + hwc->state |= PERF_HES_ARCH; + + ret = uncore_assign_events(box, assign, n); + if (ret) + return ret; + + /* save events moving to new counters */ + for (i = 0; i < box->n_events; i++) { + event = box->event_list[i]; + hwc = &event->hw; + + if (hwc->idx == assign[i] && + hwc->last_tag == box->tags[assign[i]]) + continue; + /* + * Ensure we don't accidentally enable a stopped + * counter simply because we rescheduled. + */ + if (hwc->state & PERF_HES_STOPPED) + hwc->state |= PERF_HES_ARCH; + + uncore_pmu_event_stop(event, PERF_EF_UPDATE); + } + + /* reprogram moved events into new counters */ + for (i = 0; i < n; i++) { + event = box->event_list[i]; + hwc = &event->hw; + + if (hwc->idx != assign[i] || + hwc->last_tag != box->tags[assign[i]]) + uncore_assign_hw_event(box, event, assign[i]); + else if (i < box->n_events) + continue; + + if (hwc->state & PERF_HES_ARCH) + continue; + + uncore_pmu_event_start(event, 0); + } + box->n_events = n; + + return 0; +} + +static void uncore_pmu_event_del(struct perf_event *event, int flags) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + int i; + + uncore_pmu_event_stop(event, PERF_EF_UPDATE); + + for (i = 0; i < box->n_events; i++) { + if (event == box->event_list[i]) { + uncore_put_event_constraint(box, event); + + while (++i < box->n_events) + box->event_list[i - 1] = box->event_list[i]; + + --box->n_events; + break; + } + } + + event->hw.idx = -1; + event->hw.last_tag = ~0ULL; +} + +static void uncore_pmu_event_read(struct perf_event *event) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + uncore_perf_event_update(box, event); +} + +/* + * validation ensures the group can be loaded onto the + * PMU if it was the only group available. + */ +static int uncore_validate_group(struct intel_uncore_pmu *pmu, + struct perf_event *event) +{ + struct perf_event *leader = event->group_leader; + struct intel_uncore_box *fake_box; + int ret = -EINVAL, n; + + fake_box = uncore_alloc_box(pmu->type, smp_processor_id()); + if (!fake_box) + return -ENOMEM; + + fake_box->pmu = pmu; + /* + * the event is not yet connected with its + * siblings therefore we must first collect + * existing siblings, then add the new event + * before we can simulate the scheduling + */ + n = uncore_collect_events(fake_box, leader, true); + if (n < 0) + goto out; + + fake_box->n_events = n; + n = uncore_collect_events(fake_box, event, false); + if (n < 0) + goto out; + + fake_box->n_events = n; + + ret = uncore_assign_events(fake_box, NULL, n); +out: + kfree(fake_box); + return ret; +} + +int uncore_pmu_event_init(struct perf_event *event) +{ + struct intel_uncore_pmu *pmu; + struct intel_uncore_box *box; + struct hw_perf_event *hwc = &event->hw; + int ret; + + if (event->attr.type != event->pmu->type) + return -ENOENT; + + pmu = uncore_event_to_pmu(event); + /* no device found for this pmu */ + if (pmu->func_id < 0) + return -ENOENT; + + /* + * Uncore PMU does measure at all privilege level all the time. + * So it doesn't make sense to specify any exclude bits. + */ + if (event->attr.exclude_user || event->attr.exclude_kernel || + event->attr.exclude_hv || event->attr.exclude_idle) + return -EINVAL; + + /* Sampling not supported yet */ + if (hwc->sample_period) + return -EINVAL; + + /* + * Place all uncore events for a particular physical package + * onto a single cpu + */ + if (event->cpu < 0) + return -EINVAL; + box = uncore_pmu_to_box(pmu, event->cpu); + if (!box || box->cpu < 0) + return -EINVAL; + event->cpu = box->cpu; + + event->hw.idx = -1; + event->hw.last_tag = ~0ULL; + event->hw.extra_reg.idx = EXTRA_REG_NONE; + + if (event->attr.config == UNCORE_FIXED_EVENT) { + /* no fixed counter */ + if (!pmu->type->fixed_ctl) + return -EINVAL; + /* + * if there is only one fixed counter, only the first pmu + * can access the fixed counter + */ + if (pmu->type->single_fixed && pmu->pmu_idx > 0) + return -EINVAL; + hwc->config = ~0ULL; + } else { + hwc->config = event->attr.config & pmu->type->event_mask; + if (pmu->type->ops->hw_config) { + ret = pmu->type->ops->hw_config(box, event); + if (ret) + return ret; + } + } + + if (event->group_leader != event) + ret = uncore_validate_group(pmu, event); + else + ret = 0; + + return ret; +} + +static int __init uncore_pmu_register(struct intel_uncore_pmu *pmu) +{ + int ret; + + pmu->pmu = (struct pmu) { + .attr_groups = pmu->type->attr_groups, + .task_ctx_nr = perf_invalid_context, + .event_init = uncore_pmu_event_init, + .add = uncore_pmu_event_add, + .del = uncore_pmu_event_del, + .start = uncore_pmu_event_start, + .stop = uncore_pmu_event_stop, + .read = uncore_pmu_event_read, + }; + + if (pmu->type->num_boxes == 1) { + if (strlen(pmu->type->name) > 0) + sprintf(pmu->name, "uncore_%s", pmu->type->name); + else + sprintf(pmu->name, "uncore"); + } else { + sprintf(pmu->name, "uncore_%s_%d", pmu->type->name, + pmu->pmu_idx); + } + + ret = perf_pmu_register(&pmu->pmu, pmu->name, -1); + return ret; +} + +static void __init uncore_type_exit(struct intel_uncore_type *type) +{ + int i; + + for (i = 0; i < type->num_boxes; i++) + free_percpu(type->pmus[i].box); + kfree(type->pmus); + type->pmus = NULL; + kfree(type->attr_groups[1]); + type->attr_groups[1] = NULL; +} + +static void uncore_types_exit(struct intel_uncore_type **types) +{ + int i; + for (i = 0; types[i]; i++) + uncore_type_exit(types[i]); +} + +static int __init uncore_type_init(struct intel_uncore_type *type) +{ + struct intel_uncore_pmu *pmus; + struct attribute_group *events_group; + struct attribute **attrs; + int i, j; + + pmus = kzalloc(sizeof(*pmus) * type->num_boxes, GFP_KERNEL); + if (!pmus) + return -ENOMEM; + + type->unconstrainted = (struct event_constraint) + __EVENT_CONSTRAINT(0, (1ULL << type->num_counters) - 1, + 0, type->num_counters, 0); + + for (i = 0; i < type->num_boxes; i++) { + pmus[i].func_id = -1; + pmus[i].pmu_idx = i; + pmus[i].type = type; + INIT_LIST_HEAD(&pmus[i].box_list); + pmus[i].box = alloc_percpu(struct intel_uncore_box *); + if (!pmus[i].box) + goto fail; + } + + if (type->event_descs) { + i = 0; + while (type->event_descs[i].attr.attr.name) + i++; + + events_group = kzalloc(sizeof(struct attribute *) * (i + 1) + + sizeof(*events_group), GFP_KERNEL); + if (!events_group) + goto fail; + + attrs = (struct attribute **)(events_group + 1); + events_group->name = "events"; + events_group->attrs = attrs; + + for (j = 0; j < i; j++) + attrs[j] = &type->event_descs[j].attr.attr; + + type->attr_groups[1] = events_group; + } + + type->pmus = pmus; + return 0; +fail: + uncore_type_exit(type); + return -ENOMEM; +} + +static int __init uncore_types_init(struct intel_uncore_type **types) +{ + int i, ret; + + for (i = 0; types[i]; i++) { + ret = uncore_type_init(types[i]); + if (ret) + goto fail; + } + return 0; +fail: + while (--i >= 0) + uncore_type_exit(types[i]); + return ret; +} + +static struct pci_driver *uncore_pci_driver; +static bool pcidrv_registered; + +/* + * add a pci uncore device + */ +static int __devinit uncore_pci_add(struct intel_uncore_type *type, + struct pci_dev *pdev) +{ + struct intel_uncore_pmu *pmu; + struct intel_uncore_box *box; + int i, phys_id; + + phys_id = pcibus_to_physid[pdev->bus->number]; + if (phys_id < 0) + return -ENODEV; + + box = uncore_alloc_box(type, 0); + if (!box) + return -ENOMEM; + + /* + * for performance monitoring unit with multiple boxes, + * each box has a different function id. + */ + for (i = 0; i < type->num_boxes; i++) { + pmu = &type->pmus[i]; + if (pmu->func_id == pdev->devfn) + break; + if (pmu->func_id < 0) { + pmu->func_id = pdev->devfn; + break; + } + pmu = NULL; + } + + if (!pmu) { + kfree(box); + return -EINVAL; + } + + box->phys_id = phys_id; + box->pci_dev = pdev; + box->pmu = pmu; + uncore_box_init(box); + pci_set_drvdata(pdev, box); + + raw_spin_lock(&uncore_box_lock); + list_add_tail(&box->list, &pmu->box_list); + raw_spin_unlock(&uncore_box_lock); + + return 0; +} + +static void uncore_pci_remove(struct pci_dev *pdev) +{ + struct intel_uncore_box *box = pci_get_drvdata(pdev); + struct intel_uncore_pmu *pmu = box->pmu; + int cpu, phys_id = pcibus_to_physid[pdev->bus->number]; + + if (WARN_ON_ONCE(phys_id != box->phys_id)) + return; + + raw_spin_lock(&uncore_box_lock); + list_del(&box->list); + raw_spin_unlock(&uncore_box_lock); + + for_each_possible_cpu(cpu) { + if (*per_cpu_ptr(pmu->box, cpu) == box) { + *per_cpu_ptr(pmu->box, cpu) = NULL; + atomic_dec(&box->refcnt); + } + } + + WARN_ON_ONCE(atomic_read(&box->refcnt) != 1); + kfree(box); +} + +static int __devinit uncore_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *id) +{ + struct intel_uncore_type *type; + + type = (struct intel_uncore_type *)id->driver_data; + return uncore_pci_add(type, pdev); +} + +static int __init uncore_pci_init(void) +{ + int ret; + + switch (boot_cpu_data.x86_model) { + case 45: /* Sandy Bridge-EP */ + pci_uncores = snbep_pci_uncores; + uncore_pci_driver = &snbep_uncore_pci_driver; + snbep_pci2phy_map_init(); + break; + default: + return 0; + } + + ret = uncore_types_init(pci_uncores); + if (ret) + return ret; + + uncore_pci_driver->probe = uncore_pci_probe; + uncore_pci_driver->remove = uncore_pci_remove; + + ret = pci_register_driver(uncore_pci_driver); + if (ret == 0) + pcidrv_registered = true; + else + uncore_types_exit(pci_uncores); + + return ret; +} + +static void __init uncore_pci_exit(void) +{ + if (pcidrv_registered) { + pcidrv_registered = false; + pci_unregister_driver(uncore_pci_driver); + uncore_types_exit(pci_uncores); + } +} + +static void __cpuinit uncore_cpu_dying(int cpu) +{ + struct intel_uncore_type *type; + struct intel_uncore_pmu *pmu; + struct intel_uncore_box *box; + int i, j; + + for (i = 0; msr_uncores[i]; i++) { + type = msr_uncores[i]; + for (j = 0; j < type->num_boxes; j++) { + pmu = &type->pmus[j]; + box = *per_cpu_ptr(pmu->box, cpu); + *per_cpu_ptr(pmu->box, cpu) = NULL; + if (box && atomic_dec_and_test(&box->refcnt)) + kfree(box); + } + } +} + +static int __cpuinit uncore_cpu_starting(int cpu) +{ + struct intel_uncore_type *type; + struct intel_uncore_pmu *pmu; + struct intel_uncore_box *box, *exist; + int i, j, k, phys_id; + + phys_id = topology_physical_package_id(cpu); + + for (i = 0; msr_uncores[i]; i++) { + type = msr_uncores[i]; + for (j = 0; j < type->num_boxes; j++) { + pmu = &type->pmus[j]; + box = *per_cpu_ptr(pmu->box, cpu); + /* called by uncore_cpu_init? */ + if (box && box->phys_id >= 0) { + uncore_box_init(box); + continue; + } + + for_each_online_cpu(k) { + exist = *per_cpu_ptr(pmu->box, k); + if (exist && exist->phys_id == phys_id) { + atomic_inc(&exist->refcnt); + *per_cpu_ptr(pmu->box, cpu) = exist; + kfree(box); + box = NULL; + break; + } + } + + if (box) { + box->phys_id = phys_id; + uncore_box_init(box); + } + } + } + return 0; +} + +static int __cpuinit uncore_cpu_prepare(int cpu, int phys_id) +{ + struct intel_uncore_type *type; + struct intel_uncore_pmu *pmu; + struct intel_uncore_box *box; + int i, j; + + for (i = 0; msr_uncores[i]; i++) { + type = msr_uncores[i]; + for (j = 0; j < type->num_boxes; j++) { + pmu = &type->pmus[j]; + if (pmu->func_id < 0) + pmu->func_id = j; + + box = uncore_alloc_box(type, cpu); + if (!box) + return -ENOMEM; + + box->pmu = pmu; + box->phys_id = phys_id; + *per_cpu_ptr(pmu->box, cpu) = box; + } + } + return 0; +} + +static void __cpuinit uncore_change_context(struct intel_uncore_type **uncores, + int old_cpu, int new_cpu) +{ + struct intel_uncore_type *type; + struct intel_uncore_pmu *pmu; + struct intel_uncore_box *box; + int i, j; + + for (i = 0; uncores[i]; i++) { + type = uncores[i]; + for (j = 0; j < type->num_boxes; j++) { + pmu = &type->pmus[j]; + if (old_cpu < 0) + box = uncore_pmu_to_box(pmu, new_cpu); + else + box = uncore_pmu_to_box(pmu, old_cpu); + if (!box) + continue; + + if (old_cpu < 0) { + WARN_ON_ONCE(box->cpu != -1); + box->cpu = new_cpu; + continue; + } + + WARN_ON_ONCE(box->cpu != old_cpu); + if (new_cpu >= 0) { + uncore_pmu_cancel_hrtimer(box); + perf_pmu_migrate_context(&pmu->pmu, + old_cpu, new_cpu); + box->cpu = new_cpu; + } else { + box->cpu = -1; + } + } + } +} + +static void __cpuinit uncore_event_exit_cpu(int cpu) +{ + int i, phys_id, target; + + /* if exiting cpu is used for collecting uncore events */ + if (!cpumask_test_and_clear_cpu(cpu, &uncore_cpu_mask)) + return; + + /* find a new cpu to collect uncore events */ + phys_id = topology_physical_package_id(cpu); + target = -1; + for_each_online_cpu(i) { + if (i == cpu) + continue; + if (phys_id == topology_physical_package_id(i)) { + target = i; + break; + } + } + + /* migrate uncore events to the new cpu */ + if (target >= 0) + cpumask_set_cpu(target, &uncore_cpu_mask); + + uncore_change_context(msr_uncores, cpu, target); + uncore_change_context(pci_uncores, cpu, target); +} + +static void __cpuinit uncore_event_init_cpu(int cpu) +{ + int i, phys_id; + + phys_id = topology_physical_package_id(cpu); + for_each_cpu(i, &uncore_cpu_mask) { + if (phys_id == topology_physical_package_id(i)) + return; + } + + cpumask_set_cpu(cpu, &uncore_cpu_mask); + + uncore_change_context(msr_uncores, -1, cpu); + uncore_change_context(pci_uncores, -1, cpu); +} + +static int __cpuinit uncore_cpu_notifier(struct notifier_block *self, + unsigned long action, void *hcpu) +{ + unsigned int cpu = (long)hcpu; + + /* allocate/free data structure for uncore box */ + switch (action & ~CPU_TASKS_FROZEN) { + case CPU_UP_PREPARE: + uncore_cpu_prepare(cpu, -1); + break; + case CPU_STARTING: + uncore_cpu_starting(cpu); + break; + case CPU_UP_CANCELED: + case CPU_DYING: + uncore_cpu_dying(cpu); + break; + default: + break; + } + + /* select the cpu that collects uncore events */ + switch (action & ~CPU_TASKS_FROZEN) { + case CPU_DOWN_FAILED: + case CPU_STARTING: + uncore_event_init_cpu(cpu); + break; + case CPU_DOWN_PREPARE: + uncore_event_exit_cpu(cpu); + break; + default: + break; + } + + return NOTIFY_OK; +} + +static struct notifier_block uncore_cpu_nb __cpuinitdata = { + .notifier_call = uncore_cpu_notifier, + /* + * to migrate uncore events, our notifier should be executed + * before perf core's notifier. + */ + .priority = CPU_PRI_PERF + 1, +}; + +static void __init uncore_cpu_setup(void *dummy) +{ + uncore_cpu_starting(smp_processor_id()); +} + +static int __init uncore_cpu_init(void) +{ + int ret, cpu, max_cores; + + max_cores = boot_cpu_data.x86_max_cores; + switch (boot_cpu_data.x86_model) { + case 26: /* Nehalem */ + case 30: + case 37: /* Westmere */ + case 44: + msr_uncores = nhm_msr_uncores; + break; + case 42: /* Sandy Bridge */ + if (snb_uncore_cbox.num_boxes > max_cores) + snb_uncore_cbox.num_boxes = max_cores; + msr_uncores = snb_msr_uncores; + break; + case 45: /* Sandy Birdge-EP */ + if (snbep_uncore_cbox.num_boxes > max_cores) + snbep_uncore_cbox.num_boxes = max_cores; + msr_uncores = snbep_msr_uncores; + break; + default: + return 0; + } + + ret = uncore_types_init(msr_uncores); + if (ret) + return ret; + + get_online_cpus(); + + for_each_online_cpu(cpu) { + int i, phys_id = topology_physical_package_id(cpu); + + for_each_cpu(i, &uncore_cpu_mask) { + if (phys_id == topology_physical_package_id(i)) { + phys_id = -1; + break; + } + } + if (phys_id < 0) + continue; + + uncore_cpu_prepare(cpu, phys_id); + uncore_event_init_cpu(cpu); + } + on_each_cpu(uncore_cpu_setup, NULL, 1); + + register_cpu_notifier(&uncore_cpu_nb); + + put_online_cpus(); + + return 0; +} + +static int __init uncore_pmus_register(void) +{ + struct intel_uncore_pmu *pmu; + struct intel_uncore_type *type; + int i, j; + + for (i = 0; msr_uncores[i]; i++) { + type = msr_uncores[i]; + for (j = 0; j < type->num_boxes; j++) { + pmu = &type->pmus[j]; + uncore_pmu_register(pmu); + } + } + + for (i = 0; pci_uncores[i]; i++) { + type = pci_uncores[i]; + for (j = 0; j < type->num_boxes; j++) { + pmu = &type->pmus[j]; + uncore_pmu_register(pmu); + } + } + + return 0; +} + +static int __init intel_uncore_init(void) +{ + int ret; + + if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL) + return -ENODEV; + + ret = uncore_pci_init(); + if (ret) + goto fail; + ret = uncore_cpu_init(); + if (ret) { + uncore_pci_exit(); + goto fail; + } + + uncore_pmus_register(); + return 0; +fail: + return ret; +} +device_initcall(intel_uncore_init); diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.h b/arch/x86/kernel/cpu/perf_event_intel_uncore.h new file mode 100644 index 0000000..b13e9ea --- /dev/null +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.h @@ -0,0 +1,424 @@ +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/pci.h> +#include <linux/perf_event.h> +#include "perf_event.h" + +#define UNCORE_PMU_NAME_LEN 32 +#define UNCORE_BOX_HASH_SIZE 8 + +#define UNCORE_PMU_HRTIMER_INTERVAL (60 * NSEC_PER_SEC) + +#define UNCORE_FIXED_EVENT 0xff +#define UNCORE_PMC_IDX_MAX_GENERIC 8 +#define UNCORE_PMC_IDX_FIXED UNCORE_PMC_IDX_MAX_GENERIC +#define UNCORE_PMC_IDX_MAX (UNCORE_PMC_IDX_FIXED + 1) + +#define UNCORE_EVENT_CONSTRAINT(c, n) EVENT_CONSTRAINT(c, n, 0xff) + +/* SNB event control */ +#define SNB_UNC_CTL_EV_SEL_MASK 0x000000ff +#define SNB_UNC_CTL_UMASK_MASK 0x0000ff00 +#define SNB_UNC_CTL_EDGE_DET (1 << 18) +#define SNB_UNC_CTL_EN (1 << 22) +#define SNB_UNC_CTL_INVERT (1 << 23) +#define SNB_UNC_CTL_CMASK_MASK 0x1f000000 +#define NHM_UNC_CTL_CMASK_MASK 0xff000000 +#define NHM_UNC_FIXED_CTR_CTL_EN (1 << 0) + +#define SNB_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ + SNB_UNC_CTL_UMASK_MASK | \ + SNB_UNC_CTL_EDGE_DET | \ + SNB_UNC_CTL_INVERT | \ + SNB_UNC_CTL_CMASK_MASK) + +#define NHM_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ + SNB_UNC_CTL_UMASK_MASK | \ + SNB_UNC_CTL_EDGE_DET | \ + SNB_UNC_CTL_INVERT | \ + NHM_UNC_CTL_CMASK_MASK) + +/* SNB global control register */ +#define SNB_UNC_PERF_GLOBAL_CTL 0x391 +#define SNB_UNC_FIXED_CTR_CTRL 0x394 +#define SNB_UNC_FIXED_CTR 0x395 + +/* SNB uncore global control */ +#define SNB_UNC_GLOBAL_CTL_CORE_ALL ((1 << 4) - 1) +#define SNB_UNC_GLOBAL_CTL_EN (1 << 29) + +/* SNB Cbo register */ +#define SNB_UNC_CBO_0_PERFEVTSEL0 0x700 +#define SNB_UNC_CBO_0_PER_CTR0 0x706 +#define SNB_UNC_CBO_MSR_OFFSET 0x10 + +/* NHM global control register */ +#define NHM_UNC_PERF_GLOBAL_CTL 0x391 +#define NHM_UNC_FIXED_CTR 0x394 +#define NHM_UNC_FIXED_CTR_CTRL 0x395 + +/* NHM uncore global control */ +#define NHM_UNC_GLOBAL_CTL_EN_PC_ALL ((1ULL << 8) - 1) +#define NHM_UNC_GLOBAL_CTL_EN_FC (1ULL << 32) + +/* NHM uncore register */ +#define NHM_UNC_PERFEVTSEL0 0x3c0 +#define NHM_UNC_UNCORE_PMC0 0x3b0 + +/* SNB-EP Box level control */ +#define SNBEP_PMON_BOX_CTL_RST_CTRL (1 << 0) +#define SNBEP_PMON_BOX_CTL_RST_CTRS (1 << 1) +#define SNBEP_PMON_BOX_CTL_FRZ (1 << 8) +#define SNBEP_PMON_BOX_CTL_FRZ_EN (1 << 16) +#define SNBEP_PMON_BOX_CTL_INT (SNBEP_PMON_BOX_CTL_RST_CTRL | \ + SNBEP_PMON_BOX_CTL_RST_CTRS | \ + SNBEP_PMON_BOX_CTL_FRZ_EN) +/* SNB-EP event control */ +#define SNBEP_PMON_CTL_EV_SEL_MASK 0x000000ff +#define SNBEP_PMON_CTL_UMASK_MASK 0x0000ff00 +#define SNBEP_PMON_CTL_RST (1 << 17) +#define SNBEP_PMON_CTL_EDGE_DET (1 << 18) +#define SNBEP_PMON_CTL_EV_SEL_EXT (1 << 21) /* only for QPI */ +#define SNBEP_PMON_CTL_EN (1 << 22) +#define SNBEP_PMON_CTL_INVERT (1 << 23) +#define SNBEP_PMON_CTL_TRESH_MASK 0xff000000 +#define SNBEP_PMON_RAW_EVENT_MASK (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PMON_CTL_UMASK_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_PMON_CTL_INVERT | \ + SNBEP_PMON_CTL_TRESH_MASK) + +/* SNB-EP Ubox event control */ +#define SNBEP_U_MSR_PMON_CTL_TRESH_MASK 0x1f000000 +#define SNBEP_U_MSR_PMON_RAW_EVENT_MASK \ + (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PMON_CTL_UMASK_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_PMON_CTL_INVERT | \ + SNBEP_U_MSR_PMON_CTL_TRESH_MASK) + +#define SNBEP_CBO_PMON_CTL_TID_EN (1 << 19) +#define SNBEP_CBO_MSR_PMON_RAW_EVENT_MASK (SNBEP_PMON_RAW_EVENT_MASK | \ + SNBEP_CBO_PMON_CTL_TID_EN) + +/* SNB-EP PCU event control */ +#define SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK 0x0000c000 +#define SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK 0x1f000000 +#define SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT (1 << 30) +#define SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET (1 << 31) +#define SNBEP_PCU_MSR_PMON_RAW_EVENT_MASK \ + (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_PMON_CTL_INVERT | \ + SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET) + +/* SNB-EP pci control register */ +#define SNBEP_PCI_PMON_BOX_CTL 0xf4 +#define SNBEP_PCI_PMON_CTL0 0xd8 +/* SNB-EP pci counter register */ +#define SNBEP_PCI_PMON_CTR0 0xa0 + +/* SNB-EP home agent register */ +#define SNBEP_HA_PCI_PMON_BOX_ADDRMATCH0 0x40 +#define SNBEP_HA_PCI_PMON_BOX_ADDRMATCH1 0x44 +#define SNBEP_HA_PCI_PMON_BOX_OPCODEMATCH 0x48 +/* SNB-EP memory controller register */ +#define SNBEP_MC_CHy_PCI_PMON_FIXED_CTL 0xf0 +#define SNBEP_MC_CHy_PCI_PMON_FIXED_CTR 0xd0 +/* SNB-EP QPI register */ +#define SNBEP_Q_Py_PCI_PMON_PKT_MATCH0 0x228 +#define SNBEP_Q_Py_PCI_PMON_PKT_MATCH1 0x22c +#define SNBEP_Q_Py_PCI_PMON_PKT_MASK0 0x238 +#define SNBEP_Q_Py_PCI_PMON_PKT_MASK1 0x23c + +/* SNB-EP Ubox register */ +#define SNBEP_U_MSR_PMON_CTR0 0xc16 +#define SNBEP_U_MSR_PMON_CTL0 0xc10 + +#define SNBEP_U_MSR_PMON_UCLK_FIXED_CTL 0xc08 +#define SNBEP_U_MSR_PMON_UCLK_FIXED_CTR 0xc09 + +/* SNB-EP Cbo register */ +#define SNBEP_C0_MSR_PMON_CTR0 0xd16 +#define SNBEP_C0_MSR_PMON_CTL0 0xd10 +#define SNBEP_C0_MSR_PMON_BOX_CTL 0xd04 +#define SNBEP_C0_MSR_PMON_BOX_FILTER 0xd14 +#define SNBEP_CB0_MSR_PMON_BOX_FILTER_MASK 0xfffffc1f +#define SNBEP_CBO_MSR_OFFSET 0x20 + +/* SNB-EP PCU register */ +#define SNBEP_PCU_MSR_PMON_CTR0 0xc36 +#define SNBEP_PCU_MSR_PMON_CTL0 0xc30 +#define SNBEP_PCU_MSR_PMON_BOX_CTL 0xc24 +#define SNBEP_PCU_MSR_PMON_BOX_FILTER 0xc34 +#define SNBEP_PCU_MSR_PMON_BOX_FILTER_MASK 0xffffffff +#define SNBEP_PCU_MSR_CORE_C3_CTR 0x3fc +#define SNBEP_PCU_MSR_CORE_C6_CTR 0x3fd + +struct intel_uncore_ops; +struct intel_uncore_pmu; +struct intel_uncore_box; +struct uncore_event_desc; + +struct intel_uncore_type { + const char *name; + int num_counters; + int num_boxes; + int perf_ctr_bits; + int fixed_ctr_bits; + unsigned perf_ctr; + unsigned event_ctl; + unsigned event_mask; + unsigned fixed_ctr; + unsigned fixed_ctl; + unsigned box_ctl; + unsigned msr_offset; + unsigned num_shared_regs:8; + unsigned single_fixed:1; + struct event_constraint unconstrainted; + struct event_constraint *constraints; + struct intel_uncore_pmu *pmus; + struct intel_uncore_ops *ops; + struct uncore_event_desc *event_descs; + const struct attribute_group *attr_groups[3]; +}; + +#define format_group attr_groups[0] + +struct intel_uncore_ops { + void (*init_box)(struct intel_uncore_box *); + void (*disable_box)(struct intel_uncore_box *); + void (*enable_box)(struct intel_uncore_box *); + void (*disable_event)(struct intel_uncore_box *, struct perf_event *); + void (*enable_event)(struct intel_uncore_box *, struct perf_event *); + u64 (*read_counter)(struct intel_uncore_box *, struct perf_event *); + int (*hw_config)(struct intel_uncore_box *, struct perf_event *); + struct event_constraint *(*get_constraint)(struct intel_uncore_box *, + struct perf_event *); + void (*put_constraint)(struct intel_uncore_box *, struct perf_event *); +}; + +struct intel_uncore_pmu { + struct pmu pmu; + char name[UNCORE_PMU_NAME_LEN]; + int pmu_idx; + int func_id; + struct intel_uncore_type *type; + struct intel_uncore_box ** __percpu box; + struct list_head box_list; +}; + +struct intel_uncore_extra_reg { + raw_spinlock_t lock; + u64 config1; + atomic_t ref; +}; + +struct intel_uncore_box { + int phys_id; + int n_active; /* number of active events */ + int n_events; + int cpu; /* cpu to collect events */ + unsigned long flags; + atomic_t refcnt; + struct perf_event *events[UNCORE_PMC_IDX_MAX]; + struct perf_event *event_list[UNCORE_PMC_IDX_MAX]; + unsigned long active_mask[BITS_TO_LONGS(UNCORE_PMC_IDX_MAX)]; + u64 tags[UNCORE_PMC_IDX_MAX]; + struct pci_dev *pci_dev; + struct intel_uncore_pmu *pmu; + struct hrtimer hrtimer; + struct list_head list; + struct intel_uncore_extra_reg shared_regs[0]; +}; + +#define UNCORE_BOX_FLAG_INITIATED 0 + +struct uncore_event_desc { + struct kobj_attribute attr; + const char *config; +}; + +#define INTEL_UNCORE_EVENT_DESC(_name, _config) \ +{ \ + .attr = __ATTR(_name, 0444, uncore_event_show, NULL), \ + .config = _config, \ +} + +#define DEFINE_UNCORE_FORMAT_ATTR(_var, _name, _format) \ +static ssize_t __uncore_##_var##_show(struct kobject *kobj, \ + struct kobj_attribute *attr, \ + char *page) \ +{ \ + BUILD_BUG_ON(sizeof(_format) >= PAGE_SIZE); \ + return sprintf(page, _format "\n"); \ +} \ +static struct kobj_attribute format_attr_##_var = \ + __ATTR(_name, 0444, __uncore_##_var##_show, NULL) + + +static ssize_t uncore_event_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf) +{ + struct uncore_event_desc *event = + container_of(attr, struct uncore_event_desc, attr); + return sprintf(buf, "%s", event->config); +} + +static inline unsigned uncore_pci_box_ctl(struct intel_uncore_box *box) +{ + return box->pmu->type->box_ctl; +} + +static inline unsigned uncore_pci_fixed_ctl(struct intel_uncore_box *box) +{ + return box->pmu->type->fixed_ctl; +} + +static inline unsigned uncore_pci_fixed_ctr(struct intel_uncore_box *box) +{ + return box->pmu->type->fixed_ctr; +} + +static inline +unsigned uncore_pci_event_ctl(struct intel_uncore_box *box, int idx) +{ + return idx * 4 + box->pmu->type->event_ctl; +} + +static inline +unsigned uncore_pci_perf_ctr(struct intel_uncore_box *box, int idx) +{ + return idx * 8 + box->pmu->type->perf_ctr; +} + +static inline +unsigned uncore_msr_box_ctl(struct intel_uncore_box *box) +{ + if (!box->pmu->type->box_ctl) + return 0; + return box->pmu->type->box_ctl + + box->pmu->type->msr_offset * box->pmu->pmu_idx; +} + +static inline +unsigned uncore_msr_fixed_ctl(struct intel_uncore_box *box) +{ + if (!box->pmu->type->fixed_ctl) + return 0; + return box->pmu->type->fixed_ctl + + box->pmu->type->msr_offset * box->pmu->pmu_idx; +} + +static inline +unsigned uncore_msr_fixed_ctr(struct intel_uncore_box *box) +{ + return box->pmu->type->fixed_ctr + + box->pmu->type->msr_offset * box->pmu->pmu_idx; +} + +static inline +unsigned uncore_msr_event_ctl(struct intel_uncore_box *box, int idx) +{ + return idx + box->pmu->type->event_ctl + + box->pmu->type->msr_offset * box->pmu->pmu_idx; +} + +static inline +unsigned uncore_msr_perf_ctr(struct intel_uncore_box *box, int idx) +{ + return idx + box->pmu->type->perf_ctr + + box->pmu->type->msr_offset * box->pmu->pmu_idx; +} + +static inline +unsigned uncore_fixed_ctl(struct intel_uncore_box *box) +{ + if (box->pci_dev) + return uncore_pci_fixed_ctl(box); + else + return uncore_msr_fixed_ctl(box); +} + +static inline +unsigned uncore_fixed_ctr(struct intel_uncore_box *box) +{ + if (box->pci_dev) + return uncore_pci_fixed_ctr(box); + else + return uncore_msr_fixed_ctr(box); +} + +static inline +unsigned uncore_event_ctl(struct intel_uncore_box *box, int idx) +{ + if (box->pci_dev) + return uncore_pci_event_ctl(box, idx); + else + return uncore_msr_event_ctl(box, idx); +} + +static inline +unsigned uncore_perf_ctr(struct intel_uncore_box *box, int idx) +{ + if (box->pci_dev) + return uncore_pci_perf_ctr(box, idx); + else + return uncore_msr_perf_ctr(box, idx); +} + +static inline int uncore_perf_ctr_bits(struct intel_uncore_box *box) +{ + return box->pmu->type->perf_ctr_bits; +} + +static inline int uncore_fixed_ctr_bits(struct intel_uncore_box *box) +{ + return box->pmu->type->fixed_ctr_bits; +} + +static inline int uncore_num_counters(struct intel_uncore_box *box) +{ + return box->pmu->type->num_counters; +} + +static inline void uncore_disable_box(struct intel_uncore_box *box) +{ + if (box->pmu->type->ops->disable_box) + box->pmu->type->ops->disable_box(box); +} + +static inline void uncore_enable_box(struct intel_uncore_box *box) +{ + if (box->pmu->type->ops->enable_box) + box->pmu->type->ops->enable_box(box); +} + +static inline void uncore_disable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + box->pmu->type->ops->disable_event(box, event); +} + +static inline void uncore_enable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + box->pmu->type->ops->enable_event(box, event); +} + +static inline u64 uncore_read_counter(struct intel_uncore_box *box, + struct perf_event *event) +{ + return box->pmu->type->ops->read_counter(box, event); +} + +static inline void uncore_box_init(struct intel_uncore_box *box) +{ + if (!test_and_set_bit(UNCORE_BOX_FLAG_INITIATED, &box->flags)) { + if (box->pmu->type->ops->init_box) + box->pmu->type->ops->init_box(box); + } +} diff --git a/arch/x86/kernel/cpu/perf_event_p4.c b/arch/x86/kernel/cpu/perf_event_p4.c index 47124a7..92c7e39 100644 --- a/arch/x86/kernel/cpu/perf_event_p4.c +++ b/arch/x86/kernel/cpu/perf_event_p4.c @@ -895,8 +895,8 @@ static void p4_pmu_disable_pebs(void) * So at moment let leave metrics turned on forever -- it's * ok for now but need to be revisited! * - * (void)checking_wrmsrl(MSR_IA32_PEBS_ENABLE, (u64)0); - * (void)checking_wrmsrl(MSR_P4_PEBS_MATRIX_VERT, (u64)0); + * (void)wrmsrl_safe(MSR_IA32_PEBS_ENABLE, (u64)0); + * (void)wrmsrl_safe(MSR_P4_PEBS_MATRIX_VERT, (u64)0); */ } @@ -909,7 +909,7 @@ static inline void p4_pmu_disable_event(struct perf_event *event) * state we need to clear P4_CCCR_OVF, otherwise interrupt get * asserted again and again */ - (void)checking_wrmsrl(hwc->config_base, + (void)wrmsrl_safe(hwc->config_base, (u64)(p4_config_unpack_cccr(hwc->config)) & ~P4_CCCR_ENABLE & ~P4_CCCR_OVF & ~P4_CCCR_RESERVED); } @@ -943,8 +943,8 @@ static void p4_pmu_enable_pebs(u64 config) bind = &p4_pebs_bind_map[idx]; - (void)checking_wrmsrl(MSR_IA32_PEBS_ENABLE, (u64)bind->metric_pebs); - (void)checking_wrmsrl(MSR_P4_PEBS_MATRIX_VERT, (u64)bind->metric_vert); + (void)wrmsrl_safe(MSR_IA32_PEBS_ENABLE, (u64)bind->metric_pebs); + (void)wrmsrl_safe(MSR_P4_PEBS_MATRIX_VERT, (u64)bind->metric_vert); } static void p4_pmu_enable_event(struct perf_event *event) @@ -978,8 +978,8 @@ static void p4_pmu_enable_event(struct perf_event *event) */ p4_pmu_enable_pebs(hwc->config); - (void)checking_wrmsrl(escr_addr, escr_conf); - (void)checking_wrmsrl(hwc->config_base, + (void)wrmsrl_safe(escr_addr, escr_conf); + (void)wrmsrl_safe(hwc->config_base, (cccr & ~P4_CCCR_RESERVED) | P4_CCCR_ENABLE); } @@ -1325,7 +1325,7 @@ __init int p4_pmu_init(void) unsigned int low, high; /* If we get stripped -- indexing fails */ - BUILD_BUG_ON(ARCH_P4_MAX_CCCR > X86_PMC_MAX_GENERIC); + BUILD_BUG_ON(ARCH_P4_MAX_CCCR > INTEL_PMC_MAX_GENERIC); rdmsr(MSR_IA32_MISC_ENABLE, low, high); if (!(low & (1 << 7))) { diff --git a/arch/x86/kernel/cpu/perf_event_p6.c b/arch/x86/kernel/cpu/perf_event_p6.c index 32bcfc7..e4dd0f7 100644 --- a/arch/x86/kernel/cpu/perf_event_p6.c +++ b/arch/x86/kernel/cpu/perf_event_p6.c @@ -71,7 +71,7 @@ p6_pmu_disable_event(struct perf_event *event) if (cpuc->enabled) val |= ARCH_PERFMON_EVENTSEL_ENABLE; - (void)checking_wrmsrl(hwc->config_base, val); + (void)wrmsrl_safe(hwc->config_base, val); } static void p6_pmu_enable_event(struct perf_event *event) @@ -84,7 +84,7 @@ static void p6_pmu_enable_event(struct perf_event *event) if (cpuc->enabled) val |= ARCH_PERFMON_EVENTSEL_ENABLE; - (void)checking_wrmsrl(hwc->config_base, val); + (void)wrmsrl_safe(hwc->config_base, val); } PMU_FORMAT_ATTR(event, "config:0-7" ); diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c index 571246d..ae42418b 100644 --- a/arch/x86/kernel/dumpstack.c +++ b/arch/x86/kernel/dumpstack.c @@ -27,8 +27,8 @@ static int die_counter; void printk_address(unsigned long address, int reliable) { - printk(" [<%p>] %s%pB\n", (void *) address, - reliable ? "" : "? ", (void *) address); + pr_cont(" [<%p>] %s%pB\n", + (void *)address, reliable ? "" : "? ", (void *)address); } #ifdef CONFIG_FUNCTION_GRAPH_TRACER @@ -271,6 +271,7 @@ int __kprobes __die(const char *str, struct pt_regs *regs, long err) current->thread.trap_nr, SIGSEGV) == NOTIFY_STOP) return 1; + print_modules(); show_regs(regs); #ifdef CONFIG_X86_32 if (user_mode_vm(regs)) { diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c index e0b1d78..1038a41 100644 --- a/arch/x86/kernel/dumpstack_32.c +++ b/arch/x86/kernel/dumpstack_32.c @@ -73,11 +73,11 @@ show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs, if (kstack_end(stack)) break; if (i && ((i % STACKSLOTS_PER_LINE) == 0)) - printk(KERN_CONT "\n"); - printk(KERN_CONT " %08lx", *stack++); + pr_cont("\n"); + pr_cont(" %08lx", *stack++); touch_nmi_watchdog(); } - printk(KERN_CONT "\n"); + pr_cont("\n"); show_trace_log_lvl(task, regs, sp, bp, log_lvl); } @@ -86,12 +86,11 @@ void show_regs(struct pt_regs *regs) { int i; - print_modules(); __show_regs(regs, !user_mode_vm(regs)); - printk(KERN_EMERG "Process %.*s (pid: %d, ti=%p task=%p task.ti=%p)\n", - TASK_COMM_LEN, current->comm, task_pid_nr(current), - current_thread_info(), current, task_thread_info(current)); + pr_emerg("Process %.*s (pid: %d, ti=%p task=%p task.ti=%p)\n", + TASK_COMM_LEN, current->comm, task_pid_nr(current), + current_thread_info(), current, task_thread_info(current)); /* * When in-kernel, we also print out the stack and code at the * time of the fault.. @@ -102,10 +101,10 @@ void show_regs(struct pt_regs *regs) unsigned char c; u8 *ip; - printk(KERN_EMERG "Stack:\n"); + pr_emerg("Stack:\n"); show_stack_log_lvl(NULL, regs, ®s->sp, 0, KERN_EMERG); - printk(KERN_EMERG "Code: "); + pr_emerg("Code:"); ip = (u8 *)regs->ip - code_prologue; if (ip < (u8 *)PAGE_OFFSET || probe_kernel_address(ip, c)) { @@ -116,16 +115,16 @@ void show_regs(struct pt_regs *regs) for (i = 0; i < code_len; i++, ip++) { if (ip < (u8 *)PAGE_OFFSET || probe_kernel_address(ip, c)) { - printk(KERN_CONT " Bad EIP value."); + pr_cont(" Bad EIP value."); break; } if (ip == (u8 *)regs->ip) - printk(KERN_CONT "<%02x> ", c); + pr_cont(" <%02x>", c); else - printk(KERN_CONT "%02x ", c); + pr_cont(" %02x", c); } } - printk(KERN_CONT "\n"); + pr_cont("\n"); } int is_valid_bugaddr(unsigned long ip) diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c index 791b761..b653675 100644 --- a/arch/x86/kernel/dumpstack_64.c +++ b/arch/x86/kernel/dumpstack_64.c @@ -228,20 +228,20 @@ show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs, if (stack >= irq_stack && stack <= irq_stack_end) { if (stack == irq_stack_end) { stack = (unsigned long *) (irq_stack_end[-1]); - printk(KERN_CONT " <EOI> "); + pr_cont(" <EOI> "); } } else { if (((long) stack & (THREAD_SIZE-1)) == 0) break; } if (i && ((i % STACKSLOTS_PER_LINE) == 0)) - printk(KERN_CONT "\n"); - printk(KERN_CONT " %016lx", *stack++); + pr_cont("\n"); + pr_cont(" %016lx", *stack++); touch_nmi_watchdog(); } preempt_enable(); - printk(KERN_CONT "\n"); + pr_cont("\n"); show_trace_log_lvl(task, regs, sp, bp, log_lvl); } @@ -254,10 +254,9 @@ void show_regs(struct pt_regs *regs) sp = regs->sp; printk("CPU %d ", cpu); - print_modules(); __show_regs(regs, 1); - printk("Process %s (pid: %d, threadinfo %p, task %p)\n", - cur->comm, cur->pid, task_thread_info(cur), cur); + printk(KERN_DEFAULT "Process %s (pid: %d, threadinfo %p, task %p)\n", + cur->comm, cur->pid, task_thread_info(cur), cur); /* * When in-kernel, we also print out the stack and code at the @@ -284,16 +283,16 @@ void show_regs(struct pt_regs *regs) for (i = 0; i < code_len; i++, ip++) { if (ip < (u8 *)PAGE_OFFSET || probe_kernel_address(ip, c)) { - printk(KERN_CONT " Bad RIP value."); + pr_cont(" Bad RIP value."); break; } if (ip == (u8 *)regs->ip) - printk(KERN_CONT "<%02x> ", c); + pr_cont("<%02x> ", c); else - printk(KERN_CONT "%02x ", c); + pr_cont("%02x ", c); } } - printk(KERN_CONT "\n"); + pr_cont("\n"); } int is_valid_bugaddr(unsigned long ip) diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index 7d65133..111f6bb 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -1758,10 +1758,30 @@ end_repeat_nmi: */ call save_paranoid DEFAULT_FRAME 0 + + /* + * Save off the CR2 register. If we take a page fault in the NMI then + * it could corrupt the CR2 value. If the NMI preempts a page fault + * handler before it was able to read the CR2 register, and then the + * NMI itself takes a page fault, the page fault that was preempted + * will read the information from the NMI page fault and not the + * origin fault. Save it off and restore it if it changes. + * Use the r12 callee-saved register. + */ + movq %cr2, %r12 + /* paranoidentry do_nmi, 0; without TRACE_IRQS_OFF */ movq %rsp,%rdi movq $-1,%rsi call do_nmi + + /* Did the NMI take a page fault? Restore cr2 if it did */ + movq %cr2, %rcx + cmpq %rcx, %r12 + je 1f + movq %r12, %cr2 +1: + testl %ebx,%ebx /* swapgs needed? */ jnz nmi_restore nmi_swapgs: diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index 3dafc60..1f5f1d5 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -294,9 +294,9 @@ void fixup_irqs(void) raw_spin_unlock(&desc->lock); if (break_affinity && set_affinity) - printk("Broke affinity for irq %i\n", irq); + pr_notice("Broke affinity for irq %i\n", irq); else if (!set_affinity) - printk("Cannot set affinity for irq %i\n", irq); + pr_notice("Cannot set affinity for irq %i\n", irq); } /* diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c index fbdfc69..4873e62 100644 --- a/arch/x86/kernel/microcode_core.c +++ b/arch/x86/kernel/microcode_core.c @@ -87,6 +87,7 @@ #include <asm/microcode.h> #include <asm/processor.h> #include <asm/cpu_device_id.h> +#include <asm/perf_event.h> MODULE_DESCRIPTION("Microcode Update Driver"); MODULE_AUTHOR("Tigran Aivazian <tigran@aivazian.fsnet.co.uk>"); @@ -277,7 +278,6 @@ static int reload_for_cpu(int cpu) struct ucode_cpu_info *uci = ucode_cpu_info + cpu; int err = 0; - mutex_lock(µcode_mutex); if (uci->valid) { enum ucode_state ustate; @@ -288,7 +288,6 @@ static int reload_for_cpu(int cpu) if (ustate == UCODE_ERROR) err = -EINVAL; } - mutex_unlock(µcode_mutex); return err; } @@ -298,19 +297,31 @@ static ssize_t reload_store(struct device *dev, const char *buf, size_t size) { unsigned long val; - int cpu = dev->id; - ssize_t ret = 0; + int cpu; + ssize_t ret = 0, tmp_ret; ret = kstrtoul(buf, 0, &val); if (ret) return ret; - if (val == 1) { - get_online_cpus(); - if (cpu_online(cpu)) - ret = reload_for_cpu(cpu); - put_online_cpus(); + if (val != 1) + return size; + + get_online_cpus(); + mutex_lock(µcode_mutex); + for_each_online_cpu(cpu) { + tmp_ret = reload_for_cpu(cpu); + if (tmp_ret != 0) + pr_warn("Error reloading microcode on CPU %d\n", cpu); + + /* save retval of the first encountered reload error */ + if (!ret) + ret = tmp_ret; } + if (!ret) + perf_check_microcode(); + mutex_unlock(µcode_mutex); + put_online_cpus(); if (!ret) ret = size; @@ -339,7 +350,6 @@ static DEVICE_ATTR(version, 0400, version_show, NULL); static DEVICE_ATTR(processor_flags, 0400, pf_show, NULL); static struct attribute *mc_default_attrs[] = { - &dev_attr_reload.attr, &dev_attr_version.attr, &dev_attr_processor_flags.attr, NULL @@ -504,7 +514,7 @@ static struct notifier_block __refdata mc_cpu_notifier = { #ifdef MODULE /* Autoload on Intel and AMD systems */ -static const struct x86_cpu_id microcode_id[] = { +static const struct x86_cpu_id __initconst microcode_id[] = { #ifdef CONFIG_MICROCODE_INTEL { X86_VENDOR_INTEL, X86_FAMILY_ANY, X86_MODEL_ANY, }, #endif @@ -516,6 +526,16 @@ static const struct x86_cpu_id microcode_id[] = { MODULE_DEVICE_TABLE(x86cpu, microcode_id); #endif +static struct attribute *cpu_root_microcode_attrs[] = { + &dev_attr_reload.attr, + NULL +}; + +static struct attribute_group cpu_root_microcode_group = { + .name = "microcode", + .attrs = cpu_root_microcode_attrs, +}; + static int __init microcode_init(void) { struct cpuinfo_x86 *c = &cpu_data(0); @@ -540,16 +560,25 @@ static int __init microcode_init(void) mutex_lock(µcode_mutex); error = subsys_interface_register(&mc_cpu_interface); - + if (!error) + perf_check_microcode(); mutex_unlock(µcode_mutex); put_online_cpus(); if (error) goto out_pdev; + error = sysfs_create_group(&cpu_subsys.dev_root->kobj, + &cpu_root_microcode_group); + + if (error) { + pr_err("Error creating microcode group!\n"); + goto out_driver; + } + error = microcode_dev_init(); if (error) - goto out_driver; + goto out_ucode_group; register_syscore_ops(&mc_syscore_ops); register_hotcpu_notifier(&mc_cpu_notifier); @@ -559,7 +588,11 @@ static int __init microcode_init(void) return 0; -out_driver: + out_ucode_group: + sysfs_remove_group(&cpu_subsys.dev_root->kobj, + &cpu_root_microcode_group); + + out_driver: get_online_cpus(); mutex_lock(µcode_mutex); @@ -568,7 +601,7 @@ out_driver: mutex_unlock(µcode_mutex); put_online_cpus(); -out_pdev: + out_pdev: platform_device_unregister(microcode_pdev); return error; @@ -584,6 +617,9 @@ static void __exit microcode_exit(void) unregister_hotcpu_notifier(&mc_cpu_notifier); unregister_syscore_ops(&mc_syscore_ops); + sysfs_remove_group(&cpu_subsys.dev_root->kobj, + &cpu_root_microcode_group); + get_online_cpus(); mutex_lock(µcode_mutex); diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c index f21fd94..202494d 100644 --- a/arch/x86/kernel/module.c +++ b/arch/x86/kernel/module.c @@ -15,6 +15,9 @@ along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/moduleloader.h> #include <linux/elf.h> #include <linux/vmalloc.h> @@ -30,9 +33,14 @@ #include <asm/pgtable.h> #if 0 -#define DEBUGP printk +#define DEBUGP(fmt, ...) \ + printk(KERN_DEBUG fmt, ##__VA_ARGS__) #else -#define DEBUGP(fmt...) +#define DEBUGP(fmt, ...) \ +do { \ + if (0) \ + printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ +} while (0) #endif void *module_alloc(unsigned long size) @@ -56,8 +64,8 @@ int apply_relocate(Elf32_Shdr *sechdrs, Elf32_Sym *sym; uint32_t *location; - DEBUGP("Applying relocate section %u to %u\n", relsec, - sechdrs[relsec].sh_info); + DEBUGP("Applying relocate section %u to %u\n", + relsec, sechdrs[relsec].sh_info); for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) { /* This is where to make the change */ location = (void *)sechdrs[sechdrs[relsec].sh_info].sh_addr @@ -77,7 +85,7 @@ int apply_relocate(Elf32_Shdr *sechdrs, *location += sym->st_value - (uint32_t)location; break; default: - printk(KERN_ERR "module %s: Unknown relocation: %u\n", + pr_err("%s: Unknown relocation: %u\n", me->name, ELF32_R_TYPE(rel[i].r_info)); return -ENOEXEC; } @@ -97,8 +105,8 @@ int apply_relocate_add(Elf64_Shdr *sechdrs, void *loc; u64 val; - DEBUGP("Applying relocate section %u to %u\n", relsec, - sechdrs[relsec].sh_info); + DEBUGP("Applying relocate section %u to %u\n", + relsec, sechdrs[relsec].sh_info); for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) { /* This is where to make the change */ loc = (void *)sechdrs[sechdrs[relsec].sh_info].sh_addr @@ -110,8 +118,8 @@ int apply_relocate_add(Elf64_Shdr *sechdrs, + ELF64_R_SYM(rel[i].r_info); DEBUGP("type %d st_value %Lx r_addend %Lx loc %Lx\n", - (int)ELF64_R_TYPE(rel[i].r_info), - sym->st_value, rel[i].r_addend, (u64)loc); + (int)ELF64_R_TYPE(rel[i].r_info), + sym->st_value, rel[i].r_addend, (u64)loc); val = sym->st_value + rel[i].r_addend; @@ -140,7 +148,7 @@ int apply_relocate_add(Elf64_Shdr *sechdrs, #endif break; default: - printk(KERN_ERR "module %s: Unknown rela relocation: %llu\n", + pr_err("%s: Unknown rela relocation: %llu\n", me->name, ELF64_R_TYPE(rel[i].r_info)); return -ENOEXEC; } @@ -148,9 +156,9 @@ int apply_relocate_add(Elf64_Shdr *sechdrs, return 0; overflow: - printk(KERN_ERR "overflow in relocation type %d val %Lx\n", + pr_err("overflow in relocation type %d val %Lx\n", (int)ELF64_R_TYPE(rel[i].r_info), val); - printk(KERN_ERR "`%s' likely not compiled with -mcmodel=kernel\n", + pr_err("`%s' likely not compiled with -mcmodel=kernel\n", me->name); return -ENOEXEC; } diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index a0b2f84..f84f5c5 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c @@ -365,8 +365,9 @@ static __kprobes void default_do_nmi(struct pt_regs *regs) #ifdef CONFIG_X86_32 /* * For i386, NMIs use the same stack as the kernel, and we can - * add a workaround to the iret problem in C. Simply have 3 states - * the NMI can be in. + * add a workaround to the iret problem in C (preventing nested + * NMIs if an NMI takes a trap). Simply have 3 states the NMI + * can be in: * * 1) not running * 2) executing @@ -383,32 +384,50 @@ static __kprobes void default_do_nmi(struct pt_regs *regs) * If an NMI hits a breakpoint that executes an iret, another * NMI can preempt it. We do not want to allow this new NMI * to run, but we want to execute it when the first one finishes. - * We set the state to "latched", and the first NMI will perform - * an cmpxchg on the state, and if it doesn't successfully - * reset the state to "not running" it will restart the next - * NMI. + * We set the state to "latched", and the exit of the first NMI will + * perform a dec_return, if the result is zero (NOT_RUNNING), then + * it will simply exit the NMI handler. If not, the dec_return + * would have set the state to NMI_EXECUTING (what we want it to + * be when we are running). In this case, we simply jump back + * to rerun the NMI handler again, and restart the 'latched' NMI. + * + * No trap (breakpoint or page fault) should be hit before nmi_restart, + * thus there is no race between the first check of state for NOT_RUNNING + * and setting it to NMI_EXECUTING. The HW will prevent nested NMIs + * at this point. + * + * In case the NMI takes a page fault, we need to save off the CR2 + * because the NMI could have preempted another page fault and corrupt + * the CR2 that is about to be read. As nested NMIs must be restarted + * and they can not take breakpoints or page faults, the update of the + * CR2 must be done before converting the nmi state back to NOT_RUNNING. + * Otherwise, there would be a race of another nested NMI coming in + * after setting state to NOT_RUNNING but before updating the nmi_cr2. */ enum nmi_states { - NMI_NOT_RUNNING, + NMI_NOT_RUNNING = 0, NMI_EXECUTING, NMI_LATCHED, }; static DEFINE_PER_CPU(enum nmi_states, nmi_state); +static DEFINE_PER_CPU(unsigned long, nmi_cr2); #define nmi_nesting_preprocess(regs) \ do { \ - if (__get_cpu_var(nmi_state) != NMI_NOT_RUNNING) { \ - __get_cpu_var(nmi_state) = NMI_LATCHED; \ + if (this_cpu_read(nmi_state) != NMI_NOT_RUNNING) { \ + this_cpu_write(nmi_state, NMI_LATCHED); \ return; \ } \ - nmi_restart: \ - __get_cpu_var(nmi_state) = NMI_EXECUTING; \ - } while (0) + this_cpu_write(nmi_state, NMI_EXECUTING); \ + this_cpu_write(nmi_cr2, read_cr2()); \ + } while (0); \ + nmi_restart: #define nmi_nesting_postprocess() \ do { \ - if (cmpxchg(&__get_cpu_var(nmi_state), \ - NMI_EXECUTING, NMI_NOT_RUNNING) != NMI_EXECUTING) \ + if (unlikely(this_cpu_read(nmi_cr2) != read_cr2())) \ + write_cr2(this_cpu_read(nmi_cr2)); \ + if (this_cpu_dec_return(nmi_state)) \ goto nmi_restart; \ } while (0) #else /* x86_64 */ diff --git a/arch/x86/kernel/nmi_selftest.c b/arch/x86/kernel/nmi_selftest.c index 149b8d9..6d9582e 100644 --- a/arch/x86/kernel/nmi_selftest.c +++ b/arch/x86/kernel/nmi_selftest.c @@ -42,7 +42,8 @@ static int __init nmi_unk_cb(unsigned int val, struct pt_regs *regs) static void __init init_nmi_testsuite(void) { /* trap all the unknown NMIs we may generate */ - register_nmi_handler_initonly(NMI_UNKNOWN, nmi_unk_cb, 0, "nmi_selftest_unk"); + register_nmi_handler(NMI_UNKNOWN, nmi_unk_cb, 0, "nmi_selftest_unk", + __initdata); } static void __init cleanup_nmi_testsuite(void) @@ -64,8 +65,8 @@ static void __init test_nmi_ipi(struct cpumask *mask) { unsigned long timeout; - if (register_nmi_handler_initonly(NMI_LOCAL, test_nmi_ipi_callback, - NMI_FLAG_FIRST, "nmi_selftest")) { + if (register_nmi_handler(NMI_LOCAL, test_nmi_ipi_callback, + NMI_FLAG_FIRST, "nmi_selftest", __initdata)) { nmi_fail = FAILURE; return; } diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c index 9ce8859..17fff18 100644 --- a/arch/x86/kernel/paravirt.c +++ b/arch/x86/kernel/paravirt.c @@ -352,9 +352,7 @@ struct pv_cpu_ops pv_cpu_ops = { #endif .wbinvd = native_wbinvd, .read_msr = native_read_msr_safe, - .rdmsr_regs = native_rdmsr_safe_regs, .write_msr = native_write_msr_safe, - .wrmsr_regs = native_wrmsr_safe_regs, .read_tsc = native_read_tsc, .read_pmc = native_read_pmc, .read_tscp = native_read_tscp, diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c index b72838b..299d493 100644 --- a/arch/x86/kernel/pci-calgary_64.c +++ b/arch/x86/kernel/pci-calgary_64.c @@ -22,6 +22,8 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +#define pr_fmt(fmt) "Calgary: " fmt + #include <linux/kernel.h> #include <linux/init.h> #include <linux/types.h> @@ -245,7 +247,7 @@ static unsigned long iommu_range_alloc(struct device *dev, offset = iommu_area_alloc(tbl->it_map, tbl->it_size, 0, npages, 0, boundary_size, 0); if (offset == ~0UL) { - printk(KERN_WARNING "Calgary: IOMMU full.\n"); + pr_warn("IOMMU full\n"); spin_unlock_irqrestore(&tbl->it_lock, flags); if (panic_on_overflow) panic("Calgary: fix the allocator.\n"); @@ -271,8 +273,8 @@ static dma_addr_t iommu_alloc(struct device *dev, struct iommu_table *tbl, entry = iommu_range_alloc(dev, tbl, npages); if (unlikely(entry == DMA_ERROR_CODE)) { - printk(KERN_WARNING "Calgary: failed to allocate %u pages in " - "iommu %p\n", npages, tbl); + pr_warn("failed to allocate %u pages in iommu %p\n", + npages, tbl); return DMA_ERROR_CODE; } @@ -561,8 +563,7 @@ static void calgary_tce_cache_blast(struct iommu_table *tbl) i++; } while ((val & 0xff) != 0xff && i < 100); if (i == 100) - printk(KERN_WARNING "Calgary: PCI bus not quiesced, " - "continuing anyway\n"); + pr_warn("PCI bus not quiesced, continuing anyway\n"); /* invalidate TCE cache */ target = calgary_reg(bbar, tar_offset(tbl->it_busno)); @@ -604,8 +605,7 @@ begin: i++; } while ((val64 & 0xff) != 0xff && i < 100); if (i == 100) - printk(KERN_WARNING "CalIOC2: PCI bus not quiesced, " - "continuing anyway\n"); + pr_warn("CalIOC2: PCI bus not quiesced, continuing anyway\n"); /* 3. poll Page Migration DEBUG for SoftStopFault */ target = calgary_reg(bbar, phb_offset(bus) | PHB_PAGE_MIG_DEBUG); @@ -617,8 +617,7 @@ begin: if (++count < 100) goto begin; else { - printk(KERN_WARNING "CalIOC2: too many SoftStopFaults, " - "aborting TCE cache flush sequence!\n"); + pr_warn("CalIOC2: too many SoftStopFaults, aborting TCE cache flush sequence!\n"); return; /* pray for the best */ } } @@ -840,8 +839,8 @@ static void calgary_dump_error_regs(struct iommu_table *tbl) plssr = be32_to_cpu(readl(target)); /* If no error, the agent ID in the CSR is not valid */ - printk(KERN_EMERG "Calgary: DMA error on Calgary PHB 0x%x, " - "0x%08x@CSR 0x%08x@PLSSR\n", tbl->it_busno, csr, plssr); + pr_emerg("DMA error on Calgary PHB 0x%x, 0x%08x@CSR 0x%08x@PLSSR\n", + tbl->it_busno, csr, plssr); } static void calioc2_dump_error_regs(struct iommu_table *tbl) @@ -867,22 +866,21 @@ static void calioc2_dump_error_regs(struct iommu_table *tbl) target = calgary_reg(bbar, phboff | 0x800); mck = be32_to_cpu(readl(target)); - printk(KERN_EMERG "Calgary: DMA error on CalIOC2 PHB 0x%x\n", - tbl->it_busno); + pr_emerg("DMA error on CalIOC2 PHB 0x%x\n", tbl->it_busno); - printk(KERN_EMERG "Calgary: 0x%08x@CSR 0x%08x@PLSSR 0x%08x@CSMR 0x%08x@MCK\n", - csr, plssr, csmr, mck); + pr_emerg("0x%08x@CSR 0x%08x@PLSSR 0x%08x@CSMR 0x%08x@MCK\n", + csr, plssr, csmr, mck); /* dump rest of error regs */ - printk(KERN_EMERG "Calgary: "); + pr_emerg(""); for (i = 0; i < ARRAY_SIZE(errregs); i++) { /* err regs are at 0x810 - 0x870 */ erroff = (0x810 + (i * 0x10)); target = calgary_reg(bbar, phboff | erroff); errregs[i] = be32_to_cpu(readl(target)); - printk("0x%08x@0x%lx ", errregs[i], erroff); + pr_cont("0x%08x@0x%lx ", errregs[i], erroff); } - printk("\n"); + pr_cont("\n"); /* root complex status */ target = calgary_reg(bbar, phboff | PHB_ROOT_COMPLEX_STATUS); diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 735279e..ef6a845 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -1,3 +1,5 @@ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/errno.h> #include <linux/kernel.h> #include <linux/mm.h> @@ -145,16 +147,14 @@ void show_regs_common(void) /* Board Name is optional */ board = dmi_get_system_info(DMI_BOARD_NAME); - printk(KERN_CONT "\n"); - printk(KERN_DEFAULT "Pid: %d, comm: %.20s %s %s %.*s", - current->pid, current->comm, print_tainted(), - init_utsname()->release, - (int)strcspn(init_utsname()->version, " "), - init_utsname()->version); - printk(KERN_CONT " %s %s", vendor, product); - if (board) - printk(KERN_CONT "/%s", board); - printk(KERN_CONT "\n"); + printk(KERN_DEFAULT "Pid: %d, comm: %.20s %s %s %.*s %s %s%s%s\n", + current->pid, current->comm, print_tainted(), + init_utsname()->release, + (int)strcspn(init_utsname()->version, " "), + init_utsname()->version, + vendor, product, + board ? "/" : "", + board ? board : ""); } void flush_thread(void) @@ -645,7 +645,7 @@ static void amd_e400_idle(void) amd_e400_c1e_detected = true; if (!boot_cpu_has(X86_FEATURE_NONSTOP_TSC)) mark_tsc_unstable("TSC halt in AMD C1E"); - printk(KERN_INFO "System has AMD C1E enabled\n"); + pr_info("System has AMD C1E enabled\n"); } } @@ -659,8 +659,7 @@ static void amd_e400_idle(void) */ clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_FORCE, &cpu); - printk(KERN_INFO "Switch to broadcast mode on CPU%d\n", - cpu); + pr_info("Switch to broadcast mode on CPU%d\n", cpu); } clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu); @@ -681,8 +680,7 @@ void __cpuinit select_idle_routine(const struct cpuinfo_x86 *c) { #ifdef CONFIG_SMP if (pm_idle == poll_idle && smp_num_siblings > 1) { - printk_once(KERN_WARNING "WARNING: polling idle and HT enabled," - " performance may degrade.\n"); + pr_warn_once("WARNING: polling idle and HT enabled, performance may degrade\n"); } #endif if (pm_idle) @@ -692,11 +690,11 @@ void __cpuinit select_idle_routine(const struct cpuinfo_x86 *c) /* * One CPU supports mwait => All CPUs supports mwait */ - printk(KERN_INFO "using mwait in idle threads.\n"); + pr_info("using mwait in idle threads\n"); pm_idle = mwait_idle; } else if (cpu_has_amd_erratum(amd_erratum_400)) { /* E400: APIC timer interrupt does not wake up CPU from C1e */ - printk(KERN_INFO "using AMD E400 aware idle routine\n"); + pr_info("using AMD E400 aware idle routine\n"); pm_idle = amd_e400_idle; } else pm_idle = default_idle; @@ -715,7 +713,7 @@ static int __init idle_setup(char *str) return -EINVAL; if (!strcmp(str, "poll")) { - printk("using polling idle threads.\n"); + pr_info("using polling idle threads\n"); pm_idle = poll_idle; boot_option_idle_override = IDLE_POLL; } else if (!strcmp(str, "mwait")) { diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 61cdf7f..0a980c9 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -117,10 +117,10 @@ void release_thread(struct task_struct *dead_task) { if (dead_task->mm) { if (dead_task->mm->context.size) { - printk("WARNING: dead process %8s still has LDT? <%p/%d>\n", - dead_task->comm, - dead_task->mm->context.ldt, - dead_task->mm->context.size); + pr_warn("WARNING: dead process %8s still has LDT? <%p/%d>\n", + dead_task->comm, + dead_task->mm->context.ldt, + dead_task->mm->context.size); BUG(); } } @@ -466,7 +466,7 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr) task->thread.gs = addr; if (doit) { load_gs_index(0); - ret = checking_wrmsrl(MSR_KERNEL_GS_BASE, addr); + ret = wrmsrl_safe(MSR_KERNEL_GS_BASE, addr); } } put_cpu(); @@ -494,7 +494,7 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr) /* set the selector to 0 to not confuse __switch_to */ loadsegment(fs, 0); - ret = checking_wrmsrl(MSR_FS_BASE, addr); + ret = wrmsrl_safe(MSR_FS_BASE, addr); } } put_cpu(); diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 5de92f1..52190a9 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -1,3 +1,5 @@ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/module.h> #include <linux/reboot.h> #include <linux/init.h> @@ -20,14 +22,12 @@ #include <asm/virtext.h> #include <asm/cpu.h> #include <asm/nmi.h> +#include <asm/smp.h> -#ifdef CONFIG_X86_32 -# include <linux/ctype.h> -# include <linux/mc146818rtc.h> -# include <asm/realmode.h> -#else -# include <asm/x86_init.h> -#endif +#include <linux/ctype.h> +#include <linux/mc146818rtc.h> +#include <asm/realmode.h> +#include <asm/x86_init.h> /* * Power off function, if any @@ -49,7 +49,7 @@ int reboot_force; */ static int reboot_default = 1; -#if defined(CONFIG_X86_32) && defined(CONFIG_SMP) +#ifdef CONFIG_SMP static int reboot_cpu = -1; #endif @@ -67,8 +67,8 @@ bool port_cf9_safe = false; * reboot=b[ios] | s[mp] | t[riple] | k[bd] | e[fi] [, [w]arm | [c]old] | p[ci] * warm Don't set the cold reboot flag * cold Set the cold reboot flag - * bios Reboot by jumping through the BIOS (only for X86_32) - * smp Reboot by executing reset on BSP or other CPU (only for X86_32) + * bios Reboot by jumping through the BIOS + * smp Reboot by executing reset on BSP or other CPU * triple Force a triple fault (init) * kbd Use the keyboard controller. cold reset (default) * acpi Use the RESET_REG in the FADT @@ -95,7 +95,6 @@ static int __init reboot_setup(char *str) reboot_mode = 0; break; -#ifdef CONFIG_X86_32 #ifdef CONFIG_SMP case 's': if (isdigit(*(str+1))) { @@ -112,7 +111,6 @@ static int __init reboot_setup(char *str) #endif /* CONFIG_SMP */ case 'b': -#endif case 'a': case 'k': case 't': @@ -138,7 +136,6 @@ static int __init reboot_setup(char *str) __setup("reboot=", reboot_setup); -#ifdef CONFIG_X86_32 /* * Reboot options and system auto-detection code provided by * Dell Inc. so their systems "just work". :-) @@ -152,16 +149,14 @@ static int __init set_bios_reboot(const struct dmi_system_id *d) { if (reboot_type != BOOT_BIOS) { reboot_type = BOOT_BIOS; - printk(KERN_INFO "%s series board detected. Selecting BIOS-method for reboots.\n", d->ident); + pr_info("%s series board detected. Selecting %s-method for reboots.\n", + "BIOS", d->ident); } return 0; } -void machine_real_restart(unsigned int type) +void __noreturn machine_real_restart(unsigned int type) { - void (*restart_lowmem)(unsigned int) = (void (*)(unsigned int)) - real_mode_header->machine_real_restart_asm; - local_irq_disable(); /* @@ -181,25 +176,28 @@ void machine_real_restart(unsigned int type) /* * Switch back to the initial page table. */ +#ifdef CONFIG_X86_32 load_cr3(initial_page_table); - - /* - * Write 0x1234 to absolute memory location 0x472. The BIOS reads - * this on booting to tell it to "Bypass memory test (also warm - * boot)". This seems like a fairly standard thing that gets set by - * REBOOT.COM programs, and the previous reset routine did this - * too. */ - *((unsigned short *)0x472) = reboot_mode; +#else + write_cr3(real_mode_header->trampoline_pgd); +#endif /* Jump to the identity-mapped low memory code */ - restart_lowmem(type); +#ifdef CONFIG_X86_32 + asm volatile("jmpl *%0" : : + "rm" (real_mode_header->machine_real_restart_asm), + "a" (type)); +#else + asm volatile("ljmpl *%0" : : + "m" (real_mode_header->machine_real_restart_asm), + "D" (type)); +#endif + unreachable(); } #ifdef CONFIG_APM_MODULE EXPORT_SYMBOL(machine_real_restart); #endif -#endif /* CONFIG_X86_32 */ - /* * Some Apple MacBook and MacBookPro's needs reboot=p to be able to reboot */ @@ -207,8 +205,8 @@ static int __init set_pci_reboot(const struct dmi_system_id *d) { if (reboot_type != BOOT_CF9) { reboot_type = BOOT_CF9; - printk(KERN_INFO "%s series board detected. " - "Selecting PCI-method for reboots.\n", d->ident); + pr_info("%s series board detected. Selecting %s-method for reboots.\n", + "PCI", d->ident); } return 0; } @@ -217,17 +215,16 @@ static int __init set_kbd_reboot(const struct dmi_system_id *d) { if (reboot_type != BOOT_KBD) { reboot_type = BOOT_KBD; - printk(KERN_INFO "%s series board detected. Selecting KBD-method for reboot.\n", d->ident); + pr_info("%s series board detected. Selecting %s-method for reboot.\n", + "KBD", d->ident); } return 0; } /* - * This is a single dmi_table handling all reboot quirks. Note that - * REBOOT_BIOS is only available for 32bit + * This is a single dmi_table handling all reboot quirks. */ static struct dmi_system_id __initdata reboot_dmi_table[] = { -#ifdef CONFIG_X86_32 { /* Handle problems with rebooting on Dell E520's */ .callback = set_bios_reboot, .ident = "Dell E520", @@ -377,7 +374,6 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = { DMI_MATCH(DMI_BOARD_NAME, "P4S800"), }, }, -#endif /* CONFIG_X86_32 */ { /* Handle reboot issue on Acer Aspire one */ .callback = set_kbd_reboot, @@ -584,13 +580,11 @@ static void native_machine_emergency_restart(void) reboot_type = BOOT_KBD; break; -#ifdef CONFIG_X86_32 case BOOT_BIOS: machine_real_restart(MRR_BIOS); reboot_type = BOOT_KBD; break; -#endif case BOOT_ACPI: acpi_reboot(); @@ -632,12 +626,10 @@ void native_machine_shutdown(void) /* The boot cpu is always logical cpu 0 */ int reboot_cpu_id = 0; -#ifdef CONFIG_X86_32 /* See if there has been given a command line override */ if ((reboot_cpu != -1) && (reboot_cpu < nr_cpu_ids) && cpu_online(reboot_cpu)) reboot_cpu_id = reboot_cpu; -#endif /* Make certain the cpu I'm about to reboot on is online */ if (!cpu_online(reboot_cpu_id)) @@ -678,7 +670,7 @@ static void __machine_emergency_restart(int emergency) static void native_machine_restart(char *__unused) { - printk("machine restart\n"); + pr_notice("machine restart\n"); if (!reboot_force) machine_shutdown(); diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 16be6dc..f4b9b80 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -1031,8 +1031,6 @@ void __init setup_arch(char **cmdline_p) x86_init.timers.wallclock_init(); - x86_platform.wallclock_init(); - mcheck_init(); arch_init_ideal_nops(); diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index 21af737..b280908 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -6,6 +6,9 @@ * 2000-06-20 Pentium III FXSR, SSE support by Gareth Hughes * 2000-2002 x86-64 support by Andi Kleen */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/sched.h> #include <linux/mm.h> #include <linux/smp.h> @@ -814,7 +817,7 @@ void signal_fault(struct pt_regs *regs, void __user *frame, char *where) me->comm, me->pid, where, frame, regs->ip, regs->sp, regs->orig_ax); print_vma_addr(" in ", regs->ip); - printk(KERN_CONT "\n"); + pr_cont("\n"); } force_sig(SIGSEGV, me); diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 7bd8a08..c1a310f 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1,4 +1,4 @@ -/* + /* * x86 SMP booting functions * * (c) 1995 Alan Cox, Building #3 <alan@lxorguk.ukuu.org.uk> @@ -39,6 +39,8 @@ * Glauber Costa : i386 and x86_64 integration */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/init.h> #include <linux/smp.h> #include <linux/module.h> @@ -184,7 +186,7 @@ static void __cpuinit smp_callin(void) * boards) */ - pr_debug("CALLIN, before setup_local_APIC().\n"); + pr_debug("CALLIN, before setup_local_APIC()\n"); if (apic->smp_callin_clear_local_apic) apic->smp_callin_clear_local_apic(); setup_local_APIC(); @@ -255,22 +257,13 @@ notrace static void __cpuinit start_secondary(void *unused) check_tsc_sync_target(); /* - * We need to hold call_lock, so there is no inconsistency - * between the time smp_call_function() determines number of - * IPI recipients, and the time when the determination is made - * for which cpus receive the IPI. Holding this - * lock helps us to not include this cpu in a currently in progress - * smp_call_function(). - * * We need to hold vector_lock so there the set of online cpus * does not change while we are assigning vectors to cpus. Holding * this lock ensures we don't half assign or remove an irq from a cpu. */ - ipi_call_lock(); lock_vector_lock(); set_cpu_online(smp_processor_id(), true); unlock_vector_lock(); - ipi_call_unlock(); per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE; x86_platform.nmi_init(); @@ -432,17 +425,16 @@ static void impress_friends(void) /* * Allow the user to impress friends. */ - pr_debug("Before bogomips.\n"); + pr_debug("Before bogomips\n"); for_each_possible_cpu(cpu) if (cpumask_test_cpu(cpu, cpu_callout_mask)) bogosum += cpu_data(cpu).loops_per_jiffy; - printk(KERN_INFO - "Total of %d processors activated (%lu.%02lu BogoMIPS).\n", + pr_info("Total of %d processors activated (%lu.%02lu BogoMIPS)\n", num_online_cpus(), bogosum/(500000/HZ), (bogosum/(5000/HZ))%100); - pr_debug("Before bogocount - setting activated=1.\n"); + pr_debug("Before bogocount - setting activated=1\n"); } void __inquire_remote_apic(int apicid) @@ -452,18 +444,17 @@ void __inquire_remote_apic(int apicid) int timeout; u32 status; - printk(KERN_INFO "Inquiring remote APIC 0x%x...\n", apicid); + pr_info("Inquiring remote APIC 0x%x...\n", apicid); for (i = 0; i < ARRAY_SIZE(regs); i++) { - printk(KERN_INFO "... APIC 0x%x %s: ", apicid, names[i]); + pr_info("... APIC 0x%x %s: ", apicid, names[i]); /* * Wait for idle. */ status = safe_apic_wait_icr_idle(); if (status) - printk(KERN_CONT - "a previous APIC delivery may have failed\n"); + pr_cont("a previous APIC delivery may have failed\n"); apic_icr_write(APIC_DM_REMRD | regs[i], apicid); @@ -476,10 +467,10 @@ void __inquire_remote_apic(int apicid) switch (status) { case APIC_ICR_RR_VALID: status = apic_read(APIC_RRR); - printk(KERN_CONT "%08x\n", status); + pr_cont("%08x\n", status); break; default: - printk(KERN_CONT "failed\n"); + pr_cont("failed\n"); } } } @@ -513,12 +504,12 @@ wakeup_secondary_cpu_via_nmi(int logical_apicid, unsigned long start_eip) apic_write(APIC_ESR, 0); accept_status = (apic_read(APIC_ESR) & 0xEF); } - pr_debug("NMI sent.\n"); + pr_debug("NMI sent\n"); if (send_status) - printk(KERN_ERR "APIC never delivered???\n"); + pr_err("APIC never delivered???\n"); if (accept_status) - printk(KERN_ERR "APIC delivery error (%lx).\n", accept_status); + pr_err("APIC delivery error (%lx)\n", accept_status); return (send_status | accept_status); } @@ -540,7 +531,7 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) apic_read(APIC_ESR); } - pr_debug("Asserting INIT.\n"); + pr_debug("Asserting INIT\n"); /* * Turn INIT on target chip @@ -556,7 +547,7 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) mdelay(10); - pr_debug("Deasserting INIT.\n"); + pr_debug("Deasserting INIT\n"); /* Target chip */ /* Send IPI */ @@ -589,14 +580,14 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) /* * Run STARTUP IPI loop. */ - pr_debug("#startup loops: %d.\n", num_starts); + pr_debug("#startup loops: %d\n", num_starts); for (j = 1; j <= num_starts; j++) { - pr_debug("Sending STARTUP #%d.\n", j); + pr_debug("Sending STARTUP #%d\n", j); if (maxlvt > 3) /* Due to the Pentium erratum 3AP. */ apic_write(APIC_ESR, 0); apic_read(APIC_ESR); - pr_debug("After apic_write.\n"); + pr_debug("After apic_write\n"); /* * STARTUP IPI @@ -613,7 +604,7 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) */ udelay(300); - pr_debug("Startup point 1.\n"); + pr_debug("Startup point 1\n"); pr_debug("Waiting for send to finish...\n"); send_status = safe_apic_wait_icr_idle(); @@ -628,12 +619,12 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) if (send_status || accept_status) break; } - pr_debug("After Startup.\n"); + pr_debug("After Startup\n"); if (send_status) - printk(KERN_ERR "APIC never delivered???\n"); + pr_err("APIC never delivered???\n"); if (accept_status) - printk(KERN_ERR "APIC delivery error (%lx).\n", accept_status); + pr_err("APIC delivery error (%lx)\n", accept_status); return (send_status | accept_status); } @@ -647,11 +638,11 @@ static void __cpuinit announce_cpu(int cpu, int apicid) if (system_state == SYSTEM_BOOTING) { if (node != current_node) { if (current_node > (-1)) - pr_cont(" Ok.\n"); + pr_cont(" OK\n"); current_node = node; pr_info("Booting Node %3d, Processors ", node); } - pr_cont(" #%d%s", cpu, cpu == (nr_cpu_ids - 1) ? " Ok.\n" : ""); + pr_cont(" #%d%s", cpu, cpu == (nr_cpu_ids - 1) ? " OK\n" : ""); return; } else pr_info("Booting Node %d Processor %d APIC 0x%x\n", @@ -731,9 +722,9 @@ static int __cpuinit do_boot_cpu(int apicid, int cpu, struct task_struct *idle) /* * allow APs to start initializing. */ - pr_debug("Before Callout %d.\n", cpu); + pr_debug("Before Callout %d\n", cpu); cpumask_set_cpu(cpu, cpu_callout_mask); - pr_debug("After Callout %d.\n", cpu); + pr_debug("After Callout %d\n", cpu); /* * Wait 5s total for a response @@ -761,7 +752,7 @@ static int __cpuinit do_boot_cpu(int apicid, int cpu, struct task_struct *idle) pr_err("CPU%d: Stuck ??\n", cpu); else /* trampoline code not run */ - pr_err("CPU%d: Not responding.\n", cpu); + pr_err("CPU%d: Not responding\n", cpu); if (apic->inquire_remote_apic) apic->inquire_remote_apic(apicid); } @@ -806,7 +797,7 @@ int __cpuinit native_cpu_up(unsigned int cpu, struct task_struct *tidle) if (apicid == BAD_APICID || apicid == boot_cpu_physical_apicid || !physid_isset(apicid, phys_cpu_present_map) || !apic->apic_id_valid(apicid)) { - printk(KERN_ERR "%s: bad cpu %d\n", __func__, cpu); + pr_err("%s: bad cpu %d\n", __func__, cpu); return -EINVAL; } @@ -887,9 +878,8 @@ static int __init smp_sanity_check(unsigned max_cpus) unsigned int cpu; unsigned nr; - printk(KERN_WARNING - "More than 8 CPUs detected - skipping them.\n" - "Use CONFIG_X86_BIGSMP.\n"); + pr_warn("More than 8 CPUs detected - skipping them\n" + "Use CONFIG_X86_BIGSMP\n"); nr = 0; for_each_present_cpu(cpu) { @@ -910,8 +900,7 @@ static int __init smp_sanity_check(unsigned max_cpus) #endif if (!physid_isset(hard_smp_processor_id(), phys_cpu_present_map)) { - printk(KERN_WARNING - "weird, boot CPU (#%d) not listed by the BIOS.\n", + pr_warn("weird, boot CPU (#%d) not listed by the BIOS\n", hard_smp_processor_id()); physid_set(hard_smp_processor_id(), phys_cpu_present_map); @@ -923,11 +912,10 @@ static int __init smp_sanity_check(unsigned max_cpus) */ if (!smp_found_config && !acpi_lapic) { preempt_enable(); - printk(KERN_NOTICE "SMP motherboard not detected.\n"); + pr_notice("SMP motherboard not detected\n"); disable_smp(); if (APIC_init_uniprocessor()) - printk(KERN_NOTICE "Local APIC not detected." - " Using dummy APIC emulation.\n"); + pr_notice("Local APIC not detected. Using dummy APIC emulation.\n"); return -1; } @@ -936,9 +924,8 @@ static int __init smp_sanity_check(unsigned max_cpus) * CPU too, but we do it for the sake of robustness anyway. */ if (!apic->check_phys_apicid_present(boot_cpu_physical_apicid)) { - printk(KERN_NOTICE - "weird, boot CPU (#%d) not listed by the BIOS.\n", - boot_cpu_physical_apicid); + pr_notice("weird, boot CPU (#%d) not listed by the BIOS\n", + boot_cpu_physical_apicid); physid_set(hard_smp_processor_id(), phys_cpu_present_map); } preempt_enable(); @@ -951,8 +938,7 @@ static int __init smp_sanity_check(unsigned max_cpus) if (!disable_apic) { pr_err("BIOS bug, local APIC #%d not detected!...\n", boot_cpu_physical_apicid); - pr_err("... forcing use of dummy APIC emulation." - "(tell your hw vendor)\n"); + pr_err("... forcing use of dummy APIC emulation (tell your hw vendor)\n"); } smpboot_clear_io_apic(); disable_ioapic_support(); @@ -965,7 +951,7 @@ static int __init smp_sanity_check(unsigned max_cpus) * If SMP should be disabled, then really disable it! */ if (!max_cpus) { - printk(KERN_INFO "SMP mode deactivated.\n"); + pr_info("SMP mode deactivated\n"); smpboot_clear_io_apic(); connect_bsp_APIC(); @@ -1017,7 +1003,7 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus) if (smp_sanity_check(max_cpus) < 0) { - printk(KERN_INFO "SMP disabled\n"); + pr_info("SMP disabled\n"); disable_smp(); goto out; } @@ -1055,7 +1041,7 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus) * Set up local APIC timer on boot CPU. */ - printk(KERN_INFO "CPU%d: ", 0); + pr_info("CPU%d: ", 0); print_cpu_info(&cpu_data(0)); x86_init.timers.setup_percpu_clockev(); @@ -1105,7 +1091,7 @@ void __init native_smp_prepare_boot_cpu(void) void __init native_smp_cpus_done(unsigned int max_cpus) { - pr_debug("Boot done.\n"); + pr_debug("Boot done\n"); nmi_selftest(); impress_friends(); @@ -1166,8 +1152,7 @@ __init void prefill_possible_map(void) /* nr_cpu_ids could be reduced via nr_cpus= */ if (possible > nr_cpu_ids) { - printk(KERN_WARNING - "%d Processors exceeds NR_CPUS limit of %d\n", + pr_warn("%d Processors exceeds NR_CPUS limit of %d\n", possible, nr_cpu_ids); possible = nr_cpu_ids; } @@ -1176,13 +1161,12 @@ __init void prefill_possible_map(void) if (!setup_max_cpus) #endif if (possible > i) { - printk(KERN_WARNING - "%d Processors exceeds max_cpus limit of %u\n", + pr_warn("%d Processors exceeds max_cpus limit of %u\n", possible, setup_max_cpus); possible = i; } - printk(KERN_INFO "SMP: Allowing %d CPUs, %d hotplug CPUs\n", + pr_info("Allowing %d CPUs, %d hotplug CPUs\n", possible, max_t(int, possible - num_processors, 0)); for (i = 0; i < possible; i++) diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 05b31d9..b481341 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -9,6 +9,9 @@ /* * Handle hardware traps and faults. */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/interrupt.h> #include <linux/kallsyms.h> #include <linux/spinlock.h> @@ -143,12 +146,11 @@ trap_signal: #ifdef CONFIG_X86_64 if (show_unhandled_signals && unhandled_signal(tsk, signr) && printk_ratelimit()) { - printk(KERN_INFO - "%s[%d] trap %s ip:%lx sp:%lx error:%lx", - tsk->comm, tsk->pid, str, - regs->ip, regs->sp, error_code); + pr_info("%s[%d] trap %s ip:%lx sp:%lx error:%lx", + tsk->comm, tsk->pid, str, + regs->ip, regs->sp, error_code); print_vma_addr(" in ", regs->ip); - printk("\n"); + pr_cont("\n"); } #endif @@ -269,12 +271,11 @@ do_general_protection(struct pt_regs *regs, long error_code) if (show_unhandled_signals && unhandled_signal(tsk, SIGSEGV) && printk_ratelimit()) { - printk(KERN_INFO - "%s[%d] general protection ip:%lx sp:%lx error:%lx", + pr_info("%s[%d] general protection ip:%lx sp:%lx error:%lx", tsk->comm, task_pid_nr(tsk), regs->ip, regs->sp, error_code); print_vma_addr(" in ", regs->ip); - printk("\n"); + pr_cont("\n"); } force_sig(SIGSEGV, tsk); @@ -570,7 +571,7 @@ do_spurious_interrupt_bug(struct pt_regs *regs, long error_code) conditional_sti(regs); #if 0 /* No need to warn about this any longer. */ - printk(KERN_INFO "Ignoring P6 Local APIC Spurious Interrupt Bug...\n"); + pr_info("Ignoring P6 Local APIC Spurious Interrupt Bug...\n"); #endif } diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index fc0a147..cfa5d4f 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -1,3 +1,5 @@ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/kernel.h> #include <linux/sched.h> #include <linux/init.h> @@ -84,8 +86,7 @@ EXPORT_SYMBOL_GPL(check_tsc_unstable); #ifdef CONFIG_X86_TSC int __init notsc_setup(char *str) { - printk(KERN_WARNING "notsc: Kernel compiled with CONFIG_X86_TSC, " - "cannot disable TSC completely.\n"); + pr_warn("Kernel compiled with CONFIG_X86_TSC, cannot disable TSC completely\n"); tsc_disabled = 1; return 1; } @@ -373,7 +374,7 @@ static unsigned long quick_pit_calibrate(void) goto success; } } - printk("Fast TSC calibration failed\n"); + pr_err("Fast TSC calibration failed\n"); return 0; success: @@ -392,7 +393,7 @@ success: */ delta *= PIT_TICK_RATE; do_div(delta, i*256*1000); - printk("Fast TSC calibration using PIT\n"); + pr_info("Fast TSC calibration using PIT\n"); return delta; } @@ -487,9 +488,8 @@ unsigned long native_calibrate_tsc(void) * use the reference value, as it is more precise. */ if (delta >= 90 && delta <= 110) { - printk(KERN_INFO - "TSC: PIT calibration matches %s. %d loops\n", - hpet ? "HPET" : "PMTIMER", i + 1); + pr_info("PIT calibration matches %s. %d loops\n", + hpet ? "HPET" : "PMTIMER", i + 1); return tsc_ref_min; } @@ -511,38 +511,36 @@ unsigned long native_calibrate_tsc(void) */ if (tsc_pit_min == ULONG_MAX) { /* PIT gave no useful value */ - printk(KERN_WARNING "TSC: Unable to calibrate against PIT\n"); + pr_warn("Unable to calibrate against PIT\n"); /* We don't have an alternative source, disable TSC */ if (!hpet && !ref1 && !ref2) { - printk("TSC: No reference (HPET/PMTIMER) available\n"); + pr_notice("No reference (HPET/PMTIMER) available\n"); return 0; } /* The alternative source failed as well, disable TSC */ if (tsc_ref_min == ULONG_MAX) { - printk(KERN_WARNING "TSC: HPET/PMTIMER calibration " - "failed.\n"); + pr_warn("HPET/PMTIMER calibration failed\n"); return 0; } /* Use the alternative source */ - printk(KERN_INFO "TSC: using %s reference calibration\n", - hpet ? "HPET" : "PMTIMER"); + pr_info("using %s reference calibration\n", + hpet ? "HPET" : "PMTIMER"); return tsc_ref_min; } /* We don't have an alternative source, use the PIT calibration value */ if (!hpet && !ref1 && !ref2) { - printk(KERN_INFO "TSC: Using PIT calibration value\n"); + pr_info("Using PIT calibration value\n"); return tsc_pit_min; } /* The alternative source failed, use the PIT calibration value */ if (tsc_ref_min == ULONG_MAX) { - printk(KERN_WARNING "TSC: HPET/PMTIMER calibration failed. " - "Using PIT calibration\n"); + pr_warn("HPET/PMTIMER calibration failed. Using PIT calibration.\n"); return tsc_pit_min; } @@ -551,9 +549,9 @@ unsigned long native_calibrate_tsc(void) * the PIT value as we know that there are PMTIMERs around * running at double speed. At least we let the user know: */ - printk(KERN_WARNING "TSC: PIT calibration deviates from %s: %lu %lu.\n", - hpet ? "HPET" : "PMTIMER", tsc_pit_min, tsc_ref_min); - printk(KERN_INFO "TSC: Using PIT calibration value\n"); + pr_warn("PIT calibration deviates from %s: %lu %lu\n", + hpet ? "HPET" : "PMTIMER", tsc_pit_min, tsc_ref_min); + pr_info("Using PIT calibration value\n"); return tsc_pit_min; } @@ -785,7 +783,7 @@ void mark_tsc_unstable(char *reason) tsc_unstable = 1; sched_clock_stable = 0; disable_sched_clock_irqtime(); - printk(KERN_INFO "Marking TSC unstable due to %s\n", reason); + pr_info("Marking TSC unstable due to %s\n", reason); /* Change only the rating, when not registered */ if (clocksource_tsc.mult) clocksource_mark_unstable(&clocksource_tsc); @@ -912,9 +910,9 @@ static void tsc_refine_calibration_work(struct work_struct *work) goto out; tsc_khz = freq; - printk(KERN_INFO "Refined TSC clocksource calibration: " - "%lu.%03lu MHz.\n", (unsigned long)tsc_khz / 1000, - (unsigned long)tsc_khz % 1000); + pr_info("Refined TSC clocksource calibration: %lu.%03lu MHz\n", + (unsigned long)tsc_khz / 1000, + (unsigned long)tsc_khz % 1000); out: clocksource_register_khz(&clocksource_tsc, tsc_khz); @@ -970,9 +968,9 @@ void __init tsc_init(void) return; } - printk("Detected %lu.%03lu MHz processor.\n", - (unsigned long)cpu_khz / 1000, - (unsigned long)cpu_khz % 1000); + pr_info("Detected %lu.%03lu MHz processor\n", + (unsigned long)cpu_khz / 1000, + (unsigned long)cpu_khz % 1000); /* * Secondary CPUs do not run through tsc_init(), so set up diff --git a/arch/x86/kernel/uprobes.c b/arch/x86/kernel/uprobes.c index dc4e910..36fd420 100644 --- a/arch/x86/kernel/uprobes.c +++ b/arch/x86/kernel/uprobes.c @@ -409,9 +409,10 @@ static int validate_insn_bits(struct arch_uprobe *auprobe, struct mm_struct *mm, * arch_uprobe_analyze_insn - instruction analysis including validity and fixups. * @mm: the probed address space. * @arch_uprobe: the probepoint information. + * @addr: virtual address at which to install the probepoint * Return 0 on success or a -ve number on error. */ -int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, struct mm_struct *mm) +int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, struct mm_struct *mm, unsigned long addr) { int ret; struct insn insn; diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c index 255f58a..54abcc0 100644 --- a/arch/x86/kernel/vm86_32.c +++ b/arch/x86/kernel/vm86_32.c @@ -28,6 +28,8 @@ * */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/capability.h> #include <linux/errno.h> #include <linux/interrupt.h> @@ -137,14 +139,14 @@ struct pt_regs *save_v86_state(struct kernel_vm86_regs *regs) local_irq_enable(); if (!current->thread.vm86_info) { - printk("no vm86_info: BAD\n"); + pr_alert("no vm86_info: BAD\n"); do_exit(SIGSEGV); } set_flags(regs->pt.flags, VEFLAGS, X86_EFLAGS_VIF | current->thread.v86mask); tmp = copy_vm86_regs_to_user(¤t->thread.vm86_info->regs, regs); tmp += put_user(current->thread.screen_bitmap, ¤t->thread.vm86_info->screen_bitmap); if (tmp) { - printk("vm86: could not access userspace vm86_info\n"); + pr_alert("could not access userspace vm86_info\n"); do_exit(SIGSEGV); } diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c index 8eeb55a..992f890 100644 --- a/arch/x86/kernel/vsmp_64.c +++ b/arch/x86/kernel/vsmp_64.c @@ -16,6 +16,7 @@ #include <linux/pci_ids.h> #include <linux/pci_regs.h> #include <linux/smp.h> +#include <linux/irq.h> #include <asm/apic.h> #include <asm/pci-direct.h> @@ -95,6 +96,18 @@ static void __init set_vsmp_pv_ops(void) ctl = readl(address + 4); printk(KERN_INFO "vSMP CTL: capabilities:0x%08x control:0x%08x\n", cap, ctl); + + /* If possible, let the vSMP foundation route the interrupt optimally */ +#ifdef CONFIG_SMP + if (cap & ctl & BIT(8)) { + ctl &= ~BIT(8); +#ifdef CONFIG_PROC_FS + /* Don't let users change irq affinity via procfs */ + no_irq_affinity = 1; +#endif + } +#endif + if (cap & ctl & (1 << 4)) { /* Setup irq ops and turn on vSMP IRQ fastpath handling */ pv_irq_ops.irq_disable = PV_CALLEE_SAVE(vsmp_irq_disable); @@ -102,12 +115,11 @@ static void __init set_vsmp_pv_ops(void) pv_irq_ops.save_fl = PV_CALLEE_SAVE(vsmp_save_fl); pv_irq_ops.restore_fl = PV_CALLEE_SAVE(vsmp_restore_fl); pv_init_ops.patch = vsmp_patch; - ctl &= ~(1 << 4); - writel(ctl, address + 4); - ctl = readl(address + 4); - printk(KERN_INFO "vSMP CTL: control set to:0x%08x\n", ctl); } + writel(ctl, address + 4); + ctl = readl(address + 4); + pr_info("vSMP CTL: control set to:0x%08x\n", ctl); early_iounmap(address, 8); } @@ -187,12 +199,36 @@ static void __init vsmp_cap_cpus(void) #endif } +static int apicid_phys_pkg_id(int initial_apic_id, int index_msb) +{ + return hard_smp_processor_id() >> index_msb; +} + +/* + * In vSMP, all cpus should be capable of handling interrupts, regardless of + * the APIC used. + */ +static void fill_vector_allocation_domain(int cpu, struct cpumask *retmask, + const struct cpumask *mask) +{ + cpumask_setall(retmask); +} + +static void vsmp_apic_post_init(void) +{ + /* need to update phys_pkg_id */ + apic->phys_pkg_id = apicid_phys_pkg_id; + apic->vector_allocation_domain = fill_vector_allocation_domain; +} + void __init vsmp_init(void) { detect_vsmp_box(); if (!is_vsmp_box()) return; + x86_platform.apic_post_init = vsmp_apic_post_init; + vsmp_cap_cpus(); set_vsmp_pv_ops(); diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c index 7515cf0e..8d141b3 100644 --- a/arch/x86/kernel/vsyscall_64.c +++ b/arch/x86/kernel/vsyscall_64.c @@ -18,6 +18,8 @@ * use the vDSO. */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/time.h> #include <linux/init.h> #include <linux/kernel.h> @@ -111,18 +113,13 @@ void update_vsyscall(struct timespec *wall_time, struct timespec *wtm, static void warn_bad_vsyscall(const char *level, struct pt_regs *regs, const char *message) { - static DEFINE_RATELIMIT_STATE(rs, DEFAULT_RATELIMIT_INTERVAL, DEFAULT_RATELIMIT_BURST); - struct task_struct *tsk; - - if (!show_unhandled_signals || !__ratelimit(&rs)) + if (!show_unhandled_signals) return; - tsk = current; - - printk("%s%s[%d] %s ip:%lx cs:%lx sp:%lx ax:%lx si:%lx di:%lx\n", - level, tsk->comm, task_pid_nr(tsk), - message, regs->ip, regs->cs, - regs->sp, regs->ax, regs->si, regs->di); + pr_notice_ratelimited("%s%s[%d] %s ip:%lx cs:%lx sp:%lx ax:%lx si:%lx di:%lx\n", + level, current->comm, task_pid_nr(current), + message, regs->ip, regs->cs, + regs->sp, regs->ax, regs->si, regs->di); } static int addr_to_vsyscall_nr(unsigned long addr) @@ -139,6 +136,19 @@ static int addr_to_vsyscall_nr(unsigned long addr) return nr; } +#ifdef CONFIG_SECCOMP +static int vsyscall_seccomp(struct task_struct *tsk, int syscall_nr) +{ + if (!seccomp_mode(&tsk->seccomp)) + return 0; + task_pt_regs(tsk)->orig_ax = syscall_nr; + task_pt_regs(tsk)->ax = syscall_nr; + return __secure_computing(syscall_nr); +} +#else +#define vsyscall_seccomp(_tsk, _nr) 0 +#endif + static bool write_ok_or_segv(unsigned long ptr, size_t size) { /* @@ -174,6 +184,7 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) int vsyscall_nr; int prev_sig_on_uaccess_error; long ret; + int skip; /* * No point in checking CS -- the only way to get here is a user mode @@ -205,9 +216,6 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) } tsk = current; - if (seccomp_mode(&tsk->seccomp)) - do_exit(SIGKILL); - /* * With a real vsyscall, page faults cause SIGSEGV. We want to * preserve that behavior to make writing exploits harder. @@ -222,8 +230,13 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) * address 0". */ ret = -EFAULT; + skip = 0; switch (vsyscall_nr) { case 0: + skip = vsyscall_seccomp(tsk, __NR_gettimeofday); + if (skip) + break; + if (!write_ok_or_segv(regs->di, sizeof(struct timeval)) || !write_ok_or_segv(regs->si, sizeof(struct timezone))) break; @@ -234,6 +247,10 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) break; case 1: + skip = vsyscall_seccomp(tsk, __NR_time); + if (skip) + break; + if (!write_ok_or_segv(regs->di, sizeof(time_t))) break; @@ -241,6 +258,10 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) break; case 2: + skip = vsyscall_seccomp(tsk, __NR_getcpu); + if (skip) + break; + if (!write_ok_or_segv(regs->di, sizeof(unsigned)) || !write_ok_or_segv(regs->si, sizeof(unsigned))) break; @@ -253,6 +274,12 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) current_thread_info()->sig_on_uaccess_error = prev_sig_on_uaccess_error; + if (skip) { + if ((long)regs->ax <= 0L) /* seccomp errno emulation */ + goto do_ret; + goto done; /* seccomp trace/trap */ + } + if (ret == -EFAULT) { /* Bad news -- userspace fed a bad pointer to a vsyscall. */ warn_bad_vsyscall(KERN_INFO, regs, @@ -271,10 +298,11 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) regs->ax = ret; +do_ret: /* Emulate a ret instruction. */ regs->ip = caller; regs->sp += 8; - +done: return true; sigsegv: diff --git a/arch/x86/kernel/x8664_ksyms_64.c b/arch/x86/kernel/x8664_ksyms_64.c index 9796c2f..6020f6f 100644 --- a/arch/x86/kernel/x8664_ksyms_64.c +++ b/arch/x86/kernel/x8664_ksyms_64.c @@ -28,6 +28,7 @@ EXPORT_SYMBOL(__put_user_8); EXPORT_SYMBOL(copy_user_generic_string); EXPORT_SYMBOL(copy_user_generic_unrolled); +EXPORT_SYMBOL(copy_user_enhanced_fast_string); EXPORT_SYMBOL(__copy_user_nocache); EXPORT_SYMBOL(_copy_from_user); EXPORT_SYMBOL(_copy_to_user); diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c index 35c5e54..9f3167e 100644 --- a/arch/x86/kernel/x86_init.c +++ b/arch/x86/kernel/x86_init.c @@ -29,7 +29,6 @@ void __init x86_init_uint_noop(unsigned int unused) { } void __init x86_init_pgd_noop(pgd_t *unused) { } int __init iommu_init_noop(void) { return 0; } void iommu_shutdown_noop(void) { } -void wallclock_init_noop(void) { } /* * The platform setup functions are preset with the default functions @@ -101,7 +100,6 @@ static int default_i8042_detect(void) { return 1; }; struct x86_platform_ops x86_platform = { .calibrate_tsc = native_calibrate_tsc, - .wallclock_init = wallclock_init_noop, .get_wallclock = mach_get_cmos_time, .set_wallclock = mach_set_rtc_mmss, .iommu_shutdown = iommu_shutdown_noop, diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c index bd18149..3d3e207 100644 --- a/arch/x86/kernel/xsave.c +++ b/arch/x86/kernel/xsave.c @@ -3,6 +3,9 @@ * * Author: Suresh Siddha <suresh.b.siddha@intel.com> */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/bootmem.h> #include <linux/compat.h> #include <asm/i387.h> @@ -162,7 +165,7 @@ int save_i387_xstate(void __user *buf) BUG_ON(sig_xstate_size < xstate_size); if ((unsigned long)buf % 64) - printk("save_i387_xstate: bad fpstate %p\n", buf); + pr_err("%s: bad fpstate %p\n", __func__, buf); if (!used_math()) return 0; @@ -422,7 +425,7 @@ static void __init xstate_enable_boot_cpu(void) pcntxt_mask = eax + ((u64)edx << 32); if ((pcntxt_mask & XSTATE_FPSSE) != XSTATE_FPSSE) { - printk(KERN_ERR "FP/SSE not shown under xsave features 0x%llx\n", + pr_err("FP/SSE not shown under xsave features 0x%llx\n", pcntxt_mask); BUG(); } @@ -445,9 +448,8 @@ static void __init xstate_enable_boot_cpu(void) setup_xstate_init(); - printk(KERN_INFO "xsave/xrstor: enabled xstate_bv 0x%llx, " - "cntxt size 0x%x\n", - pcntxt_mask, xstate_size); + pr_info("enabled xstate_bv 0x%llx, cntxt size 0x%x\n", + pcntxt_mask, xstate_size); } /* diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index be3cea4..57e168e 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -3934,6 +3934,9 @@ static void kvm_mmu_remove_some_alloc_mmu_pages(struct kvm *kvm, { struct kvm_mmu_page *page; + if (list_empty(&kvm->arch.active_mmu_pages)) + return; + page = container_of(kvm->arch.active_mmu_pages.prev, struct kvm_mmu_page, link); kvm_mmu_prepare_zap_page(kvm, page, invalid_list); diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c index 2e88438..9b7ec11 100644 --- a/arch/x86/kvm/pmu.c +++ b/arch/x86/kvm/pmu.c @@ -80,10 +80,10 @@ static inline struct kvm_pmc *get_fixed_pmc_idx(struct kvm_pmu *pmu, int idx) static struct kvm_pmc *global_idx_to_pmc(struct kvm_pmu *pmu, int idx) { - if (idx < X86_PMC_IDX_FIXED) + if (idx < INTEL_PMC_IDX_FIXED) return get_gp_pmc(pmu, MSR_P6_EVNTSEL0 + idx, MSR_P6_EVNTSEL0); else - return get_fixed_pmc_idx(pmu, idx - X86_PMC_IDX_FIXED); + return get_fixed_pmc_idx(pmu, idx - INTEL_PMC_IDX_FIXED); } void kvm_deliver_pmi(struct kvm_vcpu *vcpu) @@ -291,7 +291,7 @@ static void reprogram_idx(struct kvm_pmu *pmu, int idx) if (pmc_is_gp(pmc)) reprogram_gp_counter(pmc, pmc->eventsel); else { - int fidx = idx - X86_PMC_IDX_FIXED; + int fidx = idx - INTEL_PMC_IDX_FIXED; reprogram_fixed_counter(pmc, fixed_en_pmi(pmu->fixed_ctr_ctrl, fidx), fidx); } @@ -452,7 +452,7 @@ void kvm_pmu_cpuid_update(struct kvm_vcpu *vcpu) return; pmu->nr_arch_gp_counters = min((int)(entry->eax >> 8) & 0xff, - X86_PMC_MAX_GENERIC); + INTEL_PMC_MAX_GENERIC); pmu->counter_bitmask[KVM_PMC_GP] = ((u64)1 << ((entry->eax >> 16) & 0xff)) - 1; bitmap_len = (entry->eax >> 24) & 0xff; @@ -462,13 +462,13 @@ void kvm_pmu_cpuid_update(struct kvm_vcpu *vcpu) pmu->nr_arch_fixed_counters = 0; } else { pmu->nr_arch_fixed_counters = min((int)(entry->edx & 0x1f), - X86_PMC_MAX_FIXED); + INTEL_PMC_MAX_FIXED); pmu->counter_bitmask[KVM_PMC_FIXED] = ((u64)1 << ((entry->edx >> 5) & 0xff)) - 1; } pmu->global_ctrl = ((1 << pmu->nr_arch_gp_counters) - 1) | - (((1ull << pmu->nr_arch_fixed_counters) - 1) << X86_PMC_IDX_FIXED); + (((1ull << pmu->nr_arch_fixed_counters) - 1) << INTEL_PMC_IDX_FIXED); pmu->global_ctrl_mask = ~pmu->global_ctrl; } @@ -478,15 +478,15 @@ void kvm_pmu_init(struct kvm_vcpu *vcpu) struct kvm_pmu *pmu = &vcpu->arch.pmu; memset(pmu, 0, sizeof(*pmu)); - for (i = 0; i < X86_PMC_MAX_GENERIC; i++) { + for (i = 0; i < INTEL_PMC_MAX_GENERIC; i++) { pmu->gp_counters[i].type = KVM_PMC_GP; pmu->gp_counters[i].vcpu = vcpu; pmu->gp_counters[i].idx = i; } - for (i = 0; i < X86_PMC_MAX_FIXED; i++) { + for (i = 0; i < INTEL_PMC_MAX_FIXED; i++) { pmu->fixed_counters[i].type = KVM_PMC_FIXED; pmu->fixed_counters[i].vcpu = vcpu; - pmu->fixed_counters[i].idx = i + X86_PMC_IDX_FIXED; + pmu->fixed_counters[i].idx = i + INTEL_PMC_IDX_FIXED; } init_irq_work(&pmu->irq_work, trigger_pmi); kvm_pmu_cpuid_update(vcpu); @@ -498,13 +498,13 @@ void kvm_pmu_reset(struct kvm_vcpu *vcpu) int i; irq_work_sync(&pmu->irq_work); - for (i = 0; i < X86_PMC_MAX_GENERIC; i++) { + for (i = 0; i < INTEL_PMC_MAX_GENERIC; i++) { struct kvm_pmc *pmc = &pmu->gp_counters[i]; stop_counter(pmc); pmc->counter = pmc->eventsel = 0; } - for (i = 0; i < X86_PMC_MAX_FIXED; i++) + for (i = 0; i < INTEL_PMC_MAX_FIXED; i++) stop_counter(&pmu->fixed_counters[i]); pmu->fixed_ctr_ctrl = pmu->global_ctrl = pmu->global_status = diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h index 911d264..62d02e3 100644 --- a/arch/x86/kvm/trace.h +++ b/arch/x86/kvm/trace.h @@ -710,16 +710,6 @@ TRACE_EVENT(kvm_skinit, __entry->rip, __entry->slb) ); -#define __print_insn(insn, ilen) ({ \ - int i; \ - const char *ret = p->buffer + p->len; \ - \ - for (i = 0; i < ilen; ++i) \ - trace_seq_printf(p, " %02x", insn[i]); \ - trace_seq_printf(p, "%c", 0); \ - ret; \ - }) - #define KVM_EMUL_INSN_F_CR0_PE (1 << 0) #define KVM_EMUL_INSN_F_EFL_VM (1 << 1) #define KVM_EMUL_INSN_F_CS_D (1 << 2) @@ -786,7 +776,7 @@ TRACE_EVENT(kvm_emulate_insn, TP_printk("%x:%llx:%s (%s)%s", __entry->csbase, __entry->rip, - __print_insn(__entry->insn, __entry->len), + __print_hex(__entry->insn, __entry->len), __print_symbolic(__entry->flags, kvm_trace_symbol_emul_flags), __entry->failed ? " failed" : "" diff --git a/arch/x86/lib/msr-reg-export.c b/arch/x86/lib/msr-reg-export.c index a311cc5..8d6ef78 100644 --- a/arch/x86/lib/msr-reg-export.c +++ b/arch/x86/lib/msr-reg-export.c @@ -1,5 +1,5 @@ #include <linux/module.h> #include <asm/msr.h> -EXPORT_SYMBOL(native_rdmsr_safe_regs); -EXPORT_SYMBOL(native_wrmsr_safe_regs); +EXPORT_SYMBOL(rdmsr_safe_regs); +EXPORT_SYMBOL(wrmsr_safe_regs); diff --git a/arch/x86/lib/msr-reg.S b/arch/x86/lib/msr-reg.S index 69fa106..f6d13ee 100644 --- a/arch/x86/lib/msr-reg.S +++ b/arch/x86/lib/msr-reg.S @@ -6,13 +6,13 @@ #ifdef CONFIG_X86_64 /* - * int native_{rdmsr,wrmsr}_safe_regs(u32 gprs[8]); + * int {rdmsr,wrmsr}_safe_regs(u32 gprs[8]); * * reg layout: u32 gprs[eax, ecx, edx, ebx, esp, ebp, esi, edi] * */ .macro op_safe_regs op -ENTRY(native_\op\()_safe_regs) +ENTRY(\op\()_safe_regs) CFI_STARTPROC pushq_cfi %rbx pushq_cfi %rbp @@ -45,13 +45,13 @@ ENTRY(native_\op\()_safe_regs) _ASM_EXTABLE(1b, 3b) CFI_ENDPROC -ENDPROC(native_\op\()_safe_regs) +ENDPROC(\op\()_safe_regs) .endm #else /* X86_32 */ .macro op_safe_regs op -ENTRY(native_\op\()_safe_regs) +ENTRY(\op\()_safe_regs) CFI_STARTPROC pushl_cfi %ebx pushl_cfi %ebp @@ -92,7 +92,7 @@ ENTRY(native_\op\()_safe_regs) _ASM_EXTABLE(1b, 3b) CFI_ENDPROC -ENDPROC(native_\op\()_safe_regs) +ENDPROC(\op\()_safe_regs) .endm #endif diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index bc4e9d8..e0e6990 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -385,7 +385,7 @@ void free_initmem(void) } #ifdef CONFIG_BLK_DEV_INITRD -void free_initrd_mem(unsigned long start, unsigned long end) +void __init free_initrd_mem(unsigned long start, unsigned long end) { /* * end could be not aligned, and We can not align that, diff --git a/arch/x86/oprofile/op_model_amd.c b/arch/x86/oprofile/op_model_amd.c index 303f086..b2b94438 100644 --- a/arch/x86/oprofile/op_model_amd.c +++ b/arch/x86/oprofile/op_model_amd.c @@ -312,7 +312,7 @@ static int op_amd_fill_in_addresses(struct op_msrs * const msrs) goto fail; } /* both registers must be reserved */ - if (num_counters == AMD64_NUM_COUNTERS_F15H) { + if (num_counters == AMD64_NUM_COUNTERS_CORE) { msrs->counters[i].addr = MSR_F15H_PERF_CTR + (i << 1); msrs->controls[i].addr = MSR_F15H_PERF_CTL + (i << 1); } else { @@ -514,7 +514,7 @@ static int op_amd_init(struct oprofile_operations *ops) ops->create_files = setup_ibs_files; if (boot_cpu_data.x86 == 0x15) { - num_counters = AMD64_NUM_COUNTERS_F15H; + num_counters = AMD64_NUM_COUNTERS_CORE; } else { num_counters = AMD64_NUM_COUNTERS; } diff --git a/arch/x86/platform/olpc/olpc-xo15-sci.c b/arch/x86/platform/olpc/olpc-xo15-sci.c index 23e5b9d..599be49 100644 --- a/arch/x86/platform/olpc/olpc-xo15-sci.c +++ b/arch/x86/platform/olpc/olpc-xo15-sci.c @@ -203,7 +203,7 @@ static int xo15_sci_remove(struct acpi_device *device, int type) return 0; } -static int xo15_sci_resume(struct acpi_device *device) +static int xo15_sci_resume(struct device *dev) { /* Enable all EC events */ olpc_ec_mask_write(EC_SCI_SRC_ALL); @@ -215,6 +215,8 @@ static int xo15_sci_resume(struct acpi_device *device) return 0; } +static SIMPLE_DEV_PM_OPS(xo15_sci_pm, NULL, xo15_sci_resume); + static const struct acpi_device_id xo15_sci_device_ids[] = { {"XO15EC", 0}, {"", 0}, @@ -227,8 +229,8 @@ static struct acpi_driver xo15_sci_drv = { .ops = { .add = xo15_sci_add, .remove = xo15_sci_remove, - .resume = xo15_sci_resume, }, + .drv.pm = &xo15_sci_pm, }; static int __init xo15_sci_init(void) diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c index 59880af..71b5d5a 100644 --- a/arch/x86/platform/uv/tlb_uv.c +++ b/arch/x86/platform/uv/tlb_uv.c @@ -1,7 +1,7 @@ /* * SGI UltraViolet TLB flush routines. * - * (c) 2008-2011 Cliff Wickman <cpw@sgi.com>, SGI. + * (c) 2008-2012 Cliff Wickman <cpw@sgi.com>, SGI. * * This code is released under the GNU General Public License version 2 or * later. @@ -38,8 +38,7 @@ static int timeout_base_ns[] = { static int timeout_us; static int nobau; -static int baudisabled; -static spinlock_t disable_lock; +static int nobau_perm; static cycles_t congested_cycles; /* tunables: */ @@ -47,12 +46,13 @@ static int max_concurr = MAX_BAU_CONCURRENT; static int max_concurr_const = MAX_BAU_CONCURRENT; static int plugged_delay = PLUGGED_DELAY; static int plugsb4reset = PLUGSB4RESET; +static int giveup_limit = GIVEUP_LIMIT; static int timeoutsb4reset = TIMEOUTSB4RESET; static int ipi_reset_limit = IPI_RESET_LIMIT; static int complete_threshold = COMPLETE_THRESHOLD; static int congested_respns_us = CONGESTED_RESPONSE_US; static int congested_reps = CONGESTED_REPS; -static int congested_period = CONGESTED_PERIOD; +static int disabled_period = DISABLED_PERIOD; static struct tunables tunables[] = { {&max_concurr, MAX_BAU_CONCURRENT}, /* must be [0] */ @@ -63,7 +63,8 @@ static struct tunables tunables[] = { {&complete_threshold, COMPLETE_THRESHOLD}, {&congested_respns_us, CONGESTED_RESPONSE_US}, {&congested_reps, CONGESTED_REPS}, - {&congested_period, CONGESTED_PERIOD} + {&disabled_period, DISABLED_PERIOD}, + {&giveup_limit, GIVEUP_LIMIT} }; static struct dentry *tunables_dir; @@ -120,6 +121,40 @@ static DEFINE_PER_CPU(struct ptc_stats, ptcstats); static DEFINE_PER_CPU(struct bau_control, bau_control); static DEFINE_PER_CPU(cpumask_var_t, uv_flush_tlb_mask); +static void +set_bau_on(void) +{ + int cpu; + struct bau_control *bcp; + + if (nobau_perm) { + pr_info("BAU not initialized; cannot be turned on\n"); + return; + } + nobau = 0; + for_each_present_cpu(cpu) { + bcp = &per_cpu(bau_control, cpu); + bcp->nobau = 0; + } + pr_info("BAU turned on\n"); + return; +} + +static void +set_bau_off(void) +{ + int cpu; + struct bau_control *bcp; + + nobau = 1; + for_each_present_cpu(cpu) { + bcp = &per_cpu(bau_control, cpu); + bcp->nobau = 1; + } + pr_info("BAU turned off\n"); + return; +} + /* * Determine the first node on a uvhub. 'Nodes' are used for kernel * memory allocation. @@ -278,7 +313,7 @@ static void bau_process_message(struct msg_desc *mdp, struct bau_control *bcp, * Both sockets dump their completed count total into * the message's count. */ - smaster->socket_acknowledge_count[mdp->msg_slot] = 0; + *sp = 0; asp = (struct atomic_short *)&msg->acknowledge_count; msg_ack_count = atom_asr(socket_ack_count, asp); @@ -491,16 +526,15 @@ static int uv1_wait_completion(struct bau_desc *bau_desc, } /* - * UV2 has an extra bit of status in the ACTIVATION_STATUS_2 register. + * UV2 could have an extra bit of status in the ACTIVATION_STATUS_2 register. + * But not currently used. */ static unsigned long uv2_read_status(unsigned long offset, int rshft, int desc) { unsigned long descriptor_status; - unsigned long descriptor_status2; - descriptor_status = ((read_lmmr(offset) >> rshft) & UV_ACT_STATUS_MASK); - descriptor_status2 = (read_mmr_uv2_status() >> desc) & 0x1UL; - descriptor_status = (descriptor_status << 1) | descriptor_status2; + descriptor_status = + ((read_lmmr(offset) >> rshft) & UV_ACT_STATUS_MASK) << 1; return descriptor_status; } @@ -531,87 +565,11 @@ int normal_busy(struct bau_control *bcp) */ int handle_uv2_busy(struct bau_control *bcp) { - int busy_one = bcp->using_desc; - int normal = bcp->uvhub_cpu; - int selected = -1; - int i; - unsigned long descriptor_status; - unsigned long status; - int mmr_offset; - struct bau_desc *bau_desc_old; - struct bau_desc *bau_desc_new; - struct bau_control *hmaster = bcp->uvhub_master; struct ptc_stats *stat = bcp->statp; - cycles_t ttm; stat->s_uv2_wars++; - spin_lock(&hmaster->uvhub_lock); - /* try for the original first */ - if (busy_one != normal) { - if (!normal_busy(bcp)) - selected = normal; - } - if (selected < 0) { - /* can't use the normal, select an alternate */ - mmr_offset = UVH_LB_BAU_SB_ACTIVATION_STATUS_1; - descriptor_status = read_lmmr(mmr_offset); - - /* scan available descriptors 32-63 */ - for (i = 0; i < UV_CPUS_PER_AS; i++) { - if ((hmaster->inuse_map & (1 << i)) == 0) { - status = ((descriptor_status >> - (i * UV_ACT_STATUS_SIZE)) & - UV_ACT_STATUS_MASK) << 1; - if (status != UV2H_DESC_BUSY) { - selected = i + UV_CPUS_PER_AS; - break; - } - } - } - } - - if (busy_one != normal) - /* mark the busy alternate as not in-use */ - hmaster->inuse_map &= ~(1 << (busy_one - UV_CPUS_PER_AS)); - - if (selected >= 0) { - /* switch to the selected descriptor */ - if (selected != normal) { - /* set the selected alternate as in-use */ - hmaster->inuse_map |= - (1 << (selected - UV_CPUS_PER_AS)); - if (selected > stat->s_uv2_wars_hw) - stat->s_uv2_wars_hw = selected; - } - bau_desc_old = bcp->descriptor_base; - bau_desc_old += (ITEMS_PER_DESC * busy_one); - bcp->using_desc = selected; - bau_desc_new = bcp->descriptor_base; - bau_desc_new += (ITEMS_PER_DESC * selected); - *bau_desc_new = *bau_desc_old; - } else { - /* - * All are busy. Wait for the normal one for this cpu to - * free up. - */ - stat->s_uv2_war_waits++; - spin_unlock(&hmaster->uvhub_lock); - ttm = get_cycles(); - do { - cpu_relax(); - } while (normal_busy(bcp)); - spin_lock(&hmaster->uvhub_lock); - /* switch to the original descriptor */ - bcp->using_desc = normal; - bau_desc_old = bcp->descriptor_base; - bau_desc_old += (ITEMS_PER_DESC * bcp->using_desc); - bcp->using_desc = (ITEMS_PER_DESC * normal); - bau_desc_new = bcp->descriptor_base; - bau_desc_new += (ITEMS_PER_DESC * normal); - *bau_desc_new = *bau_desc_old; /* copy the entire descriptor */ - } - spin_unlock(&hmaster->uvhub_lock); - return FLUSH_RETRY_BUSYBUG; + bcp->busy = 1; + return FLUSH_GIVEUP; } static int uv2_wait_completion(struct bau_desc *bau_desc, @@ -620,7 +578,7 @@ static int uv2_wait_completion(struct bau_desc *bau_desc, { unsigned long descriptor_stat; cycles_t ttm; - int desc = bcp->using_desc; + int desc = bcp->uvhub_cpu; long busy_reps = 0; struct ptc_stats *stat = bcp->statp; @@ -628,24 +586,38 @@ static int uv2_wait_completion(struct bau_desc *bau_desc, /* spin on the status MMR, waiting for it to go idle */ while (descriptor_stat != UV2H_DESC_IDLE) { - /* - * Our software ack messages may be blocked because - * there are no swack resources available. As long - * as none of them has timed out hardware will NACK - * our message and its state will stay IDLE. - */ - if ((descriptor_stat == UV2H_DESC_SOURCE_TIMEOUT) || - (descriptor_stat == UV2H_DESC_DEST_PUT_ERR)) { + if ((descriptor_stat == UV2H_DESC_SOURCE_TIMEOUT)) { + /* + * A h/w bug on the destination side may + * have prevented the message being marked + * pending, thus it doesn't get replied to + * and gets continually nacked until it times + * out with a SOURCE_TIMEOUT. + */ stat->s_stimeout++; return FLUSH_GIVEUP; - } else if (descriptor_stat == UV2H_DESC_DEST_STRONG_NACK) { - stat->s_strongnacks++; - bcp->conseccompletes = 0; - return FLUSH_GIVEUP; } else if (descriptor_stat == UV2H_DESC_DEST_TIMEOUT) { + ttm = get_cycles(); + + /* + * Our retries may be blocked by all destination + * swack resources being consumed, and a timeout + * pending. In that case hardware returns the + * ERROR that looks like a destination timeout. + * Without using the extended status we have to + * deduce from the short time that this was a + * strong nack. + */ + if (cycles_2_us(ttm - bcp->send_message) < timeout_us) { + bcp->conseccompletes = 0; + stat->s_plugged++; + /* FLUSH_RETRY_PLUGGED causes hang on boot */ + return FLUSH_GIVEUP; + } stat->s_dtimeout++; bcp->conseccompletes = 0; - return FLUSH_RETRY_TIMEOUT; + /* FLUSH_RETRY_TIMEOUT causes hang on boot */ + return FLUSH_GIVEUP; } else { busy_reps++; if (busy_reps > 1000000) { @@ -653,9 +625,8 @@ static int uv2_wait_completion(struct bau_desc *bau_desc, busy_reps = 0; ttm = get_cycles(); if ((ttm - bcp->send_message) > - (bcp->clocks_per_100_usec)) { + bcp->timeout_interval) return handle_uv2_busy(bcp); - } } /* * descriptor_stat is still BUSY @@ -679,7 +650,7 @@ static int wait_completion(struct bau_desc *bau_desc, { int right_shift; unsigned long mmr_offset; - int desc = bcp->using_desc; + int desc = bcp->uvhub_cpu; if (desc < UV_CPUS_PER_AS) { mmr_offset = UVH_LB_BAU_SB_ACTIVATION_STATUS_0; @@ -758,33 +729,31 @@ static void destination_timeout(struct bau_desc *bau_desc, } /* - * Completions are taking a very long time due to a congested numalink - * network. + * Stop all cpus on a uvhub from using the BAU for a period of time. + * This is reversed by check_enable. */ -static void disable_for_congestion(struct bau_control *bcp, - struct ptc_stats *stat) +static void disable_for_period(struct bau_control *bcp, struct ptc_stats *stat) { - /* let only one cpu do this disabling */ - spin_lock(&disable_lock); - - if (!baudisabled && bcp->period_requests && - ((bcp->period_time / bcp->period_requests) > congested_cycles)) { - int tcpu; - struct bau_control *tbcp; - /* it becomes this cpu's job to turn on the use of the - BAU again */ - baudisabled = 1; - bcp->set_bau_off = 1; - bcp->set_bau_on_time = get_cycles(); - bcp->set_bau_on_time += sec_2_cycles(bcp->cong_period); + int tcpu; + struct bau_control *tbcp; + struct bau_control *hmaster; + cycles_t tm1; + + hmaster = bcp->uvhub_master; + spin_lock(&hmaster->disable_lock); + if (!bcp->baudisabled) { stat->s_bau_disabled++; + tm1 = get_cycles(); for_each_present_cpu(tcpu) { tbcp = &per_cpu(bau_control, tcpu); - tbcp->baudisabled = 1; + if (tbcp->uvhub_master == hmaster) { + tbcp->baudisabled = 1; + tbcp->set_bau_on_time = + tm1 + bcp->disabled_period; + } } } - - spin_unlock(&disable_lock); + spin_unlock(&hmaster->disable_lock); } static void count_max_concurr(int stat, struct bau_control *bcp, @@ -815,16 +784,30 @@ static void record_send_stats(cycles_t time1, cycles_t time2, bcp->period_requests++; bcp->period_time += elapsed; if ((elapsed > congested_cycles) && - (bcp->period_requests > bcp->cong_reps)) - disable_for_congestion(bcp, stat); + (bcp->period_requests > bcp->cong_reps) && + ((bcp->period_time / bcp->period_requests) > + congested_cycles)) { + stat->s_congested++; + disable_for_period(bcp, stat); + } } } else stat->s_requestor--; if (completion_status == FLUSH_COMPLETE && try > 1) stat->s_retriesok++; - else if (completion_status == FLUSH_GIVEUP) + else if (completion_status == FLUSH_GIVEUP) { stat->s_giveup++; + if (get_cycles() > bcp->period_end) + bcp->period_giveups = 0; + bcp->period_giveups++; + if (bcp->period_giveups == 1) + bcp->period_end = get_cycles() + bcp->disabled_period; + if (bcp->period_giveups > bcp->giveup_limit) { + disable_for_period(bcp, stat); + stat->s_giveuplimit++; + } + } } /* @@ -868,7 +851,8 @@ static void handle_cmplt(int completion_status, struct bau_desc *bau_desc, * Returns 1 if it gives up entirely and the original cpu mask is to be * returned to the kernel. */ -int uv_flush_send_and_wait(struct cpumask *flush_mask, struct bau_control *bcp) +int uv_flush_send_and_wait(struct cpumask *flush_mask, struct bau_control *bcp, + struct bau_desc *bau_desc) { int seq_number = 0; int completion_stat = 0; @@ -881,24 +865,23 @@ int uv_flush_send_and_wait(struct cpumask *flush_mask, struct bau_control *bcp) struct bau_control *hmaster = bcp->uvhub_master; struct uv1_bau_msg_header *uv1_hdr = NULL; struct uv2_bau_msg_header *uv2_hdr = NULL; - struct bau_desc *bau_desc; - if (bcp->uvhub_version == 1) + if (bcp->uvhub_version == 1) { + uv1 = 1; uv1_throttle(hmaster, stat); + } while (hmaster->uvhub_quiesce) cpu_relax(); time1 = get_cycles(); + if (uv1) + uv1_hdr = &bau_desc->header.uv1_hdr; + else + uv2_hdr = &bau_desc->header.uv2_hdr; + do { - bau_desc = bcp->descriptor_base; - bau_desc += (ITEMS_PER_DESC * bcp->using_desc); - if (bcp->uvhub_version == 1) { - uv1 = 1; - uv1_hdr = &bau_desc->header.uv1_hdr; - } else - uv2_hdr = &bau_desc->header.uv2_hdr; - if ((try == 0) || (completion_stat == FLUSH_RETRY_BUSYBUG)) { + if (try == 0) { if (uv1) uv1_hdr->msg_type = MSG_REGULAR; else @@ -916,25 +899,24 @@ int uv_flush_send_and_wait(struct cpumask *flush_mask, struct bau_control *bcp) uv1_hdr->sequence = seq_number; else uv2_hdr->sequence = seq_number; - index = (1UL << AS_PUSH_SHIFT) | bcp->using_desc; + index = (1UL << AS_PUSH_SHIFT) | bcp->uvhub_cpu; bcp->send_message = get_cycles(); write_mmr_activation(index); try++; completion_stat = wait_completion(bau_desc, bcp, try); - /* UV2: wait_completion() may change the bcp->using_desc */ handle_cmplt(completion_stat, bau_desc, bcp, hmaster, stat); if (bcp->ipi_attempts >= bcp->ipi_reset_limit) { bcp->ipi_attempts = 0; + stat->s_overipilimit++; completion_stat = FLUSH_GIVEUP; break; } cpu_relax(); } while ((completion_stat == FLUSH_RETRY_PLUGGED) || - (completion_stat == FLUSH_RETRY_BUSYBUG) || (completion_stat == FLUSH_RETRY_TIMEOUT)); time2 = get_cycles(); @@ -955,28 +937,33 @@ int uv_flush_send_and_wait(struct cpumask *flush_mask, struct bau_control *bcp) } /* - * The BAU is disabled. When the disabled time period has expired, the cpu - * that disabled it must re-enable it. - * Return 0 if it is re-enabled for all cpus. + * The BAU is disabled for this uvhub. When the disabled time period has + * expired re-enable it. + * Return 0 if it is re-enabled for all cpus on this uvhub. */ static int check_enable(struct bau_control *bcp, struct ptc_stats *stat) { int tcpu; struct bau_control *tbcp; + struct bau_control *hmaster; - if (bcp->set_bau_off) { - if (get_cycles() >= bcp->set_bau_on_time) { - stat->s_bau_reenabled++; - baudisabled = 0; - for_each_present_cpu(tcpu) { - tbcp = &per_cpu(bau_control, tcpu); + hmaster = bcp->uvhub_master; + spin_lock(&hmaster->disable_lock); + if (bcp->baudisabled && (get_cycles() >= bcp->set_bau_on_time)) { + stat->s_bau_reenabled++; + for_each_present_cpu(tcpu) { + tbcp = &per_cpu(bau_control, tcpu); + if (tbcp->uvhub_master == hmaster) { tbcp->baudisabled = 0; tbcp->period_requests = 0; tbcp->period_time = 0; + tbcp->period_giveups = 0; } - return 0; } + spin_unlock(&hmaster->disable_lock); + return 0; } + spin_unlock(&hmaster->disable_lock); return -1; } @@ -1078,18 +1065,32 @@ const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask, struct cpumask *flush_mask; struct ptc_stats *stat; struct bau_control *bcp; - - /* kernel was booted 'nobau' */ - if (nobau) - return cpumask; + unsigned long descriptor_status; + unsigned long status; bcp = &per_cpu(bau_control, cpu); stat = bcp->statp; + stat->s_enters++; + + if (bcp->nobau) + return cpumask; + + if (bcp->busy) { + descriptor_status = + read_lmmr(UVH_LB_BAU_SB_ACTIVATION_STATUS_0); + status = ((descriptor_status >> (bcp->uvhub_cpu * + UV_ACT_STATUS_SIZE)) & UV_ACT_STATUS_MASK) << 1; + if (status == UV2H_DESC_BUSY) + return cpumask; + bcp->busy = 0; + } /* bau was disabled due to slow response */ if (bcp->baudisabled) { - if (check_enable(bcp, stat)) + if (check_enable(bcp, stat)) { + stat->s_ipifordisabled++; return cpumask; + } } /* @@ -1105,7 +1106,7 @@ const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask, stat->s_ntargself++; bau_desc = bcp->descriptor_base; - bau_desc += (ITEMS_PER_DESC * bcp->using_desc); + bau_desc += (ITEMS_PER_DESC * bcp->uvhub_cpu); bau_uvhubs_clear(&bau_desc->distribution, UV_DISTRIBUTION_SIZE); if (set_distrib_bits(flush_mask, bcp, bau_desc, &locals, &remotes)) return NULL; @@ -1118,25 +1119,27 @@ const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask, * uv_flush_send_and_wait returns 0 if all cpu's were messaged, * or 1 if it gave up and the original cpumask should be returned. */ - if (!uv_flush_send_and_wait(flush_mask, bcp)) + if (!uv_flush_send_and_wait(flush_mask, bcp, bau_desc)) return NULL; else return cpumask; } /* - * Search the message queue for any 'other' message with the same software - * acknowledge resource bit vector. + * Search the message queue for any 'other' unprocessed message with the + * same software acknowledge resource bit vector as the 'msg' message. */ struct bau_pq_entry *find_another_by_swack(struct bau_pq_entry *msg, - struct bau_control *bcp, unsigned char swack_vec) + struct bau_control *bcp) { struct bau_pq_entry *msg_next = msg + 1; + unsigned char swack_vec = msg->swack_vec; if (msg_next > bcp->queue_last) msg_next = bcp->queue_first; - while ((msg_next->swack_vec != 0) && (msg_next != msg)) { - if (msg_next->swack_vec == swack_vec) + while (msg_next != msg) { + if ((msg_next->canceled == 0) && (msg_next->replied_to == 0) && + (msg_next->swack_vec == swack_vec)) return msg_next; msg_next++; if (msg_next > bcp->queue_last) @@ -1165,32 +1168,30 @@ void process_uv2_message(struct msg_desc *mdp, struct bau_control *bcp) * This message was assigned a swack resource, but no * reserved acknowlegment is pending. * The bug has prevented this message from setting the MMR. - * And no other message has used the same sw_ack resource. - * Do the requested shootdown but do not reply to the msg. - * (the 0 means make no acknowledge) */ - bau_process_message(mdp, bcp, 0); - return; - } - - /* - * Some message has set the MMR 'pending' bit; it might have been - * another message. Look for that message. - */ - other_msg = find_another_by_swack(msg, bcp, msg->swack_vec); - if (other_msg) { - /* There is another. Do not ack the current one. */ - bau_process_message(mdp, bcp, 0); /* - * Let the natural processing of that message acknowledge - * it. Don't get the processing of sw_ack's out of order. + * Some message has set the MMR 'pending' bit; it might have + * been another message. Look for that message. */ - return; + other_msg = find_another_by_swack(msg, bcp); + if (other_msg) { + /* + * There is another. Process this one but do not + * ack it. + */ + bau_process_message(mdp, bcp, 0); + /* + * Let the natural processing of that other message + * acknowledge it. Don't get the processing of sw_ack's + * out of order. + */ + return; + } } /* - * There is no other message using this sw_ack, so it is safe to - * acknowledge it. + * Either the MMR shows this one pending a reply or there is no + * other message using this sw_ack, so it is safe to acknowledge it. */ bau_process_message(mdp, bcp, 1); @@ -1295,7 +1296,8 @@ static void __init enable_timeouts(void) */ mmr_image |= (1L << SOFTACK_MSHIFT); if (is_uv2_hub()) { - mmr_image |= (1L << UV2_EXT_SHFT); + /* hw bug workaround; do not use extended status */ + mmr_image &= ~(1L << UV2_EXT_SHFT); } write_mmr_misc_control(pnode, mmr_image); } @@ -1338,29 +1340,34 @@ static inline unsigned long long usec_2_cycles(unsigned long microsec) static int ptc_seq_show(struct seq_file *file, void *data) { struct ptc_stats *stat; + struct bau_control *bcp; int cpu; cpu = *(loff_t *)data; if (!cpu) { seq_printf(file, - "# cpu sent stime self locals remotes ncpus localhub "); + "# cpu bauoff sent stime self locals remotes ncpus localhub "); seq_printf(file, "remotehub numuvhubs numuvhubs16 numuvhubs8 "); seq_printf(file, - "numuvhubs4 numuvhubs2 numuvhubs1 dto snacks retries rok "); + "numuvhubs4 numuvhubs2 numuvhubs1 dto snacks retries "); + seq_printf(file, + "rok resetp resett giveup sto bz throt disable "); seq_printf(file, - "resetp resett giveup sto bz throt swack recv rtime "); + "enable wars warshw warwaits enters ipidis plugged "); seq_printf(file, - "all one mult none retry canc nocan reset rcan "); + "ipiover glim cong swack recv rtime all one mult "); seq_printf(file, - "disable enable wars warshw warwaits\n"); + "none retry canc nocan reset rcan\n"); } if (cpu < num_possible_cpus() && cpu_online(cpu)) { - stat = &per_cpu(ptcstats, cpu); + bcp = &per_cpu(bau_control, cpu); + stat = bcp->statp; /* source side statistics */ seq_printf(file, - "cpu %d %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld ", - cpu, stat->s_requestor, cycles_2_us(stat->s_time), + "cpu %d %d %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld ", + cpu, bcp->nobau, stat->s_requestor, + cycles_2_us(stat->s_time), stat->s_ntargself, stat->s_ntarglocals, stat->s_ntargremotes, stat->s_ntargcpu, stat->s_ntarglocaluvhub, stat->s_ntargremoteuvhub, @@ -1374,20 +1381,23 @@ static int ptc_seq_show(struct seq_file *file, void *data) stat->s_resets_plug, stat->s_resets_timeout, stat->s_giveup, stat->s_stimeout, stat->s_busy, stat->s_throttles); + seq_printf(file, "%ld %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld ", + stat->s_bau_disabled, stat->s_bau_reenabled, + stat->s_uv2_wars, stat->s_uv2_wars_hw, + stat->s_uv2_war_waits, stat->s_enters, + stat->s_ipifordisabled, stat->s_plugged, + stat->s_overipilimit, stat->s_giveuplimit, + stat->s_congested); /* destination side statistics */ seq_printf(file, - "%lx %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld ", + "%lx %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld\n", read_gmmr_sw_ack(uv_cpu_to_pnode(cpu)), stat->d_requestee, cycles_2_us(stat->d_time), stat->d_alltlb, stat->d_onetlb, stat->d_multmsg, stat->d_nomsg, stat->d_retries, stat->d_canceled, stat->d_nocanceled, stat->d_resets, stat->d_rcanceled); - seq_printf(file, "%ld %ld %ld %ld %ld\n", - stat->s_bau_disabled, stat->s_bau_reenabled, - stat->s_uv2_wars, stat->s_uv2_wars_hw, - stat->s_uv2_war_waits); } return 0; } @@ -1401,13 +1411,14 @@ static ssize_t tunables_read(struct file *file, char __user *userbuf, char *buf; int ret; - buf = kasprintf(GFP_KERNEL, "%s %s %s\n%d %d %d %d %d %d %d %d %d\n", - "max_concur plugged_delay plugsb4reset", - "timeoutsb4reset ipi_reset_limit complete_threshold", - "congested_response_us congested_reps congested_period", + buf = kasprintf(GFP_KERNEL, "%s %s %s\n%d %d %d %d %d %d %d %d %d %d\n", + "max_concur plugged_delay plugsb4reset timeoutsb4reset", + "ipi_reset_limit complete_threshold congested_response_us", + "congested_reps disabled_period giveup_limit", max_concurr, plugged_delay, plugsb4reset, timeoutsb4reset, ipi_reset_limit, complete_threshold, - congested_respns_us, congested_reps, congested_period); + congested_respns_us, congested_reps, disabled_period, + giveup_limit); if (!buf) return -ENOMEM; @@ -1438,6 +1449,14 @@ static ssize_t ptc_proc_write(struct file *file, const char __user *user, return -EFAULT; optstr[count - 1] = '\0'; + if (!strcmp(optstr, "on")) { + set_bau_on(); + return count; + } else if (!strcmp(optstr, "off")) { + set_bau_off(); + return count; + } + if (strict_strtol(optstr, 10, &input_arg) < 0) { printk(KERN_DEBUG "%s is invalid\n", optstr); return -EINVAL; @@ -1570,7 +1589,8 @@ static ssize_t tunables_write(struct file *file, const char __user *user, bcp->complete_threshold = complete_threshold; bcp->cong_response_us = congested_respns_us; bcp->cong_reps = congested_reps; - bcp->cong_period = congested_period; + bcp->disabled_period = sec_2_cycles(disabled_period); + bcp->giveup_limit = giveup_limit; } return count; } @@ -1699,6 +1719,10 @@ static void activation_descriptor_init(int node, int pnode, int base_pnode) * fairness chaining multilevel count replied_to */ } else { + /* + * BIOS uses legacy mode, but UV2 hardware always + * uses native mode for selective broadcasts. + */ uv2_hdr = &bd2->header.uv2_hdr; uv2_hdr->swack_flag = 1; uv2_hdr->base_dest_nasid = @@ -1811,8 +1835,8 @@ static int calculate_destination_timeout(void) index = (mmr_image >> BAU_URGENCY_7_SHIFT) & BAU_URGENCY_7_MASK; mmr_image = uv_read_local_mmr(UVH_TRANSACTION_TIMEOUT); mult2 = (mmr_image >> BAU_TRANS_SHIFT) & BAU_TRANS_MASK; - base = timeout_base_ns[index]; - ts_ns = base * mult1 * mult2; + ts_ns = timeout_base_ns[index]; + ts_ns *= (mult1 * mult2); ret = ts_ns / 1000; } else { /* 4 bits 0/1 for 10/80us base, 3 bits of multiplier */ @@ -1836,6 +1860,8 @@ static void __init init_per_cpu_tunables(void) for_each_present_cpu(cpu) { bcp = &per_cpu(bau_control, cpu); bcp->baudisabled = 0; + if (nobau) + bcp->nobau = 1; bcp->statp = &per_cpu(ptcstats, cpu); /* time interval to catch a hardware stay-busy bug */ bcp->timeout_interval = usec_2_cycles(2*timeout_us); @@ -1848,10 +1874,11 @@ static void __init init_per_cpu_tunables(void) bcp->complete_threshold = complete_threshold; bcp->cong_response_us = congested_respns_us; bcp->cong_reps = congested_reps; - bcp->cong_period = congested_period; - bcp->clocks_per_100_usec = usec_2_cycles(100); + bcp->disabled_period = sec_2_cycles(disabled_period); + bcp->giveup_limit = giveup_limit; spin_lock_init(&bcp->queue_lock); spin_lock_init(&bcp->uvhub_lock); + spin_lock_init(&bcp->disable_lock); } } @@ -1972,7 +1999,6 @@ static int scan_sock(struct socket_desc *sdp, struct uvhub_desc *bdp, } bcp->uvhub_master = *hmasterp; bcp->uvhub_cpu = uv_cpu_hub_info(cpu)->blade_processor_id; - bcp->using_desc = bcp->uvhub_cpu; if (bcp->uvhub_cpu >= MAX_CPUS_PER_UVHUB) { printk(KERN_EMERG "%d cpus per uvhub invalid\n", bcp->uvhub_cpu); @@ -2069,16 +2095,12 @@ static int __init uv_bau_init(void) if (!is_uv_system()) return 0; - if (nobau) - return 0; - for_each_possible_cpu(cur_cpu) { mask = &per_cpu(uv_flush_tlb_mask, cur_cpu); zalloc_cpumask_var_node(mask, GFP_KERNEL, cpu_to_node(cur_cpu)); } nuvhubs = uv_num_possible_blades(); - spin_lock_init(&disable_lock); congested_cycles = usec_2_cycles(congested_respns_us); uv_base_pnode = 0x7fffffff; @@ -2091,7 +2113,8 @@ static int __init uv_bau_init(void) enable_timeouts(); if (init_per_cpu(nuvhubs, uv_base_pnode)) { - nobau = 1; + set_bau_off(); + nobau_perm = 1; return 0; } diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c index f25c276..acf7752 100644 --- a/arch/x86/platform/uv/uv_irq.c +++ b/arch/x86/platform/uv/uv_irq.c @@ -135,6 +135,7 @@ arch_enable_uv_irq(char *irq_name, unsigned int irq, int cpu, int mmr_blade, unsigned long mmr_value; struct uv_IO_APIC_route_entry *entry; int mmr_pnode, err; + unsigned int dest; BUILD_BUG_ON(sizeof(struct uv_IO_APIC_route_entry) != sizeof(unsigned long)); @@ -143,6 +144,10 @@ arch_enable_uv_irq(char *irq_name, unsigned int irq, int cpu, int mmr_blade, if (err != 0) return err; + err = apic->cpu_mask_to_apicid_and(eligible_cpu, eligible_cpu, &dest); + if (err != 0) + return err; + if (limit == UV_AFFINITY_CPU) irq_set_status_flags(irq, IRQ_NO_BALANCING); else @@ -159,7 +164,7 @@ arch_enable_uv_irq(char *irq_name, unsigned int irq, int cpu, int mmr_blade, entry->polarity = 0; entry->trigger = 0; entry->mask = 0; - entry->dest = apic->cpu_mask_to_apicid(eligible_cpu); + entry->dest = dest; mmr_pnode = uv_blade_to_pnode(mmr_blade); uv_write_global_mmr64(mmr_pnode, mmr_offset, mmr_value); @@ -222,7 +227,7 @@ uv_set_irq_affinity(struct irq_data *data, const struct cpumask *mask, if (cfg->move_in_progress) send_cleanup_vector(cfg); - return 0; + return IRQ_SET_MASK_OK_NOCOPY; } /* diff --git a/arch/x86/realmode/rm/Makefile b/arch/x86/realmode/rm/Makefile index 5b84a2d..b2d534c 100644 --- a/arch/x86/realmode/rm/Makefile +++ b/arch/x86/realmode/rm/Makefile @@ -22,7 +22,7 @@ wakeup-objs += video-bios.o realmode-y += header.o realmode-y += trampoline_$(BITS).o realmode-y += stack.o -realmode-$(CONFIG_X86_32) += reboot_32.o +realmode-y += reboot.o realmode-$(CONFIG_ACPI_SLEEP) += $(wakeup-objs) targets += $(realmode-y) diff --git a/arch/x86/realmode/rm/header.S b/arch/x86/realmode/rm/header.S index fadf483..a28221d 100644 --- a/arch/x86/realmode/rm/header.S +++ b/arch/x86/realmode/rm/header.S @@ -6,6 +6,7 @@ #include <linux/linkage.h> #include <asm/page_types.h> +#include <asm/segment.h> #include "realmode.h" @@ -28,8 +29,9 @@ GLOBAL(real_mode_header) .long pa_wakeup_header #endif /* APM/BIOS reboot */ -#ifdef CONFIG_X86_32 .long pa_machine_real_restart_asm +#ifdef CONFIG_X86_64 + .long __KERNEL32_CS #endif END(real_mode_header) diff --git a/arch/x86/realmode/rm/reboot_32.S b/arch/x86/realmode/rm/reboot.S index 1140448..f932ea6 100644 --- a/arch/x86/realmode/rm/reboot_32.S +++ b/arch/x86/realmode/rm/reboot.S @@ -2,6 +2,8 @@ #include <linux/init.h> #include <asm/segment.h> #include <asm/page_types.h> +#include <asm/processor-flags.h> +#include <asm/msr-index.h> #include "realmode.h" /* @@ -12,13 +14,35 @@ * doesn't work with at least one type of 486 motherboard. It is easy * to stop this code working; hence the copious comments. * - * This code is called with the restart type (0 = BIOS, 1 = APM) in %eax. + * This code is called with the restart type (0 = BIOS, 1 = APM) in + * the primary argument register (%eax for 32 bit, %edi for 64 bit). */ .section ".text32", "ax" .code32 - - .balign 16 ENTRY(machine_real_restart_asm) + +#ifdef CONFIG_X86_64 + /* Switch to trampoline GDT as it is guaranteed < 4 GiB */ + movl $__KERNEL_DS, %eax + movl %eax, %ds + lgdtl pa_tr_gdt + + /* Disable paging to drop us out of long mode */ + movl %cr0, %eax + andl $~X86_CR0_PG, %eax + movl %eax, %cr0 + ljmpl $__KERNEL32_CS, $pa_machine_real_restart_paging_off + +GLOBAL(machine_real_restart_paging_off) + xorl %eax, %eax + xorl %edx, %edx + movl $MSR_EFER, %ecx + wrmsr + + movl %edi, %eax + +#endif /* CONFIG_X86_64 */ + /* Set up the IDT for real mode. */ lidtl pa_machine_real_restart_idt diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c index 66e6d93..0faad64 100644 --- a/arch/x86/vdso/vdso32-setup.c +++ b/arch/x86/vdso/vdso32-setup.c @@ -205,9 +205,9 @@ void syscall32_cpu_init(void) { /* Load these always in case some future AMD CPU supports SYSENTER from compat mode too. */ - checking_wrmsrl(MSR_IA32_SYSENTER_CS, (u64)__KERNEL_CS); - checking_wrmsrl(MSR_IA32_SYSENTER_ESP, 0ULL); - checking_wrmsrl(MSR_IA32_SYSENTER_EIP, (u64)ia32_sysenter_target); + wrmsrl_safe(MSR_IA32_SYSENTER_CS, (u64)__KERNEL_CS); + wrmsrl_safe(MSR_IA32_SYSENTER_ESP, 0ULL); + wrmsrl_safe(MSR_IA32_SYSENTER_EIP, (u64)ia32_sysenter_target); wrmsrl(MSR_CSTAR, ia32_cstar_target); } diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index ff962d4..ed7d549 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1124,9 +1124,7 @@ static const struct pv_cpu_ops xen_cpu_ops __initconst = { .wbinvd = native_wbinvd, .read_msr = native_read_msr_safe, - .rdmsr_regs = native_rdmsr_safe_regs, .write_msr = xen_write_msr_safe, - .wrmsr_regs = native_wrmsr_safe_regs, .read_tsc = native_read_tsc, .read_pmc = native_read_pmc, diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index afb250d..f58dca7 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -80,9 +80,7 @@ static void __cpuinit cpu_bringup(void) notify_cpu_starting(cpu); - ipi_call_lock(); set_cpu_online(cpu, true); - ipi_call_unlock(); this_cpu_write(cpu_state, CPU_ONLINE); diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c index 9b306e5..2c8d6a3 100644 --- a/arch/xtensa/kernel/process.c +++ b/arch/xtensa/kernel/process.c @@ -277,7 +277,7 @@ void xtensa_elf_core_copy_regs (xtensa_gregset_t *elfregs, struct pt_regs *regs) /* Don't leak any random bits. */ - memset(elfregs, 0, sizeof (elfregs)); + memset(elfregs, 0, sizeof(*elfregs)); /* Note: PS.EXCM is not set while user task is running; its * being set in regs->ps is for exception handling convenience. |
