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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-01-06 22:31:35 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-01-06 22:32:03 +0000
commit4ec3eb13634529c0bc7466658d84d0bbe3244aea (patch)
treeb491daac2ccfc7b8ca88e171a43f66888463568a /arch/arm
parent24056f525051a9e186af28904b396320e18bf9a0 (diff)
parent15095bb0fe779c0403091bda7adce5fb3bb9ca35 (diff)
downloadop-kernel-dev-4ec3eb13634529c0bc7466658d84d0bbe3244aea.zip
op-kernel-dev-4ec3eb13634529c0bc7466658d84d0bbe3244aea.tar.gz
Merge branch 'smp' into misc
Conflicts: arch/arm/kernel/entry-armv.S arch/arm/mm/ioremap.c
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/Kconfig37
-rw-r--r--arch/arm/boot/compressed/head.S2
-rw-r--r--arch/arm/boot/compressed/vmlinux.lds.in2
-rw-r--r--arch/arm/common/gic.c28
-rw-r--r--arch/arm/configs/at91rm9200_defconfig341
-rw-r--r--arch/arm/configs/at91rm9200dk_defconfig72
-rw-r--r--arch/arm/configs/at91rm9200ek_defconfig73
-rw-r--r--arch/arm/configs/ateb9200_defconfig131
-rw-r--r--arch/arm/configs/carmeva_defconfig47
-rw-r--r--arch/arm/configs/cpuat91_defconfig112
-rw-r--r--arch/arm/configs/csb337_defconfig104
-rw-r--r--arch/arm/configs/csb637_defconfig98
-rw-r--r--arch/arm/configs/ecbat91_defconfig99
-rw-r--r--arch/arm/configs/kafa_defconfig61
-rw-r--r--arch/arm/configs/kb9202_defconfig127
-rw-r--r--arch/arm/configs/onearm_defconfig80
-rw-r--r--arch/arm/configs/picotux200_defconfig242
-rw-r--r--arch/arm/configs/yl9200_defconfig137
-rw-r--r--arch/arm/include/asm/assembler.h24
-rw-r--r--arch/arm/include/asm/entry-macro-multi.S2
-rw-r--r--arch/arm/include/asm/hardirq.h18
-rw-r--r--arch/arm/include/asm/hardware/it8152.h2
-rw-r--r--arch/arm/include/asm/localtimer.h12
-rw-r--r--arch/arm/include/asm/mach/irq.h2
-rw-r--r--arch/arm/include/asm/mmu.h4
-rw-r--r--arch/arm/include/asm/pgtable.h3
-rw-r--r--arch/arm/include/asm/smp.h17
-rw-r--r--arch/arm/include/asm/smp_mpidr.h17
-rw-r--r--arch/arm/include/asm/smp_twd.h1
-rw-r--r--arch/arm/kernel/Makefile2
-rw-r--r--arch/arm/kernel/entry-armv.S4
-rw-r--r--arch/arm/kernel/fiq.c5
-rw-r--r--arch/arm/kernel/head.S50
-rw-r--r--arch/arm/kernel/hw_breakpoint.c3
-rw-r--r--arch/arm/kernel/irq.c23
-rw-r--r--arch/arm/kernel/perf_event.c2
-rw-r--r--arch/arm/kernel/smp.c409
-rw-r--r--arch/arm/kernel/smp_tlb.c139
-rw-r--r--arch/arm/kernel/smp_twd.c10
-rw-r--r--arch/arm/kernel/stacktrace.c2
-rw-r--r--arch/arm/kernel/traps.c5
-rw-r--r--arch/arm/kernel/unwind.c2
-rw-r--r--arch/arm/lib/findbit.S6
-rw-r--r--arch/arm/mach-aaec2000/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-at91/Makefile4
-rw-r--r--arch/arm/mach-at91/at91rm9200_devices.c45
-rw-r--r--arch/arm/mach-at91/board-1arm.c26
-rw-r--r--arch/arm/mach-at91/board-kafa.c21
-rw-r--r--arch/arm/mach-at91/board-picotux200.c53
-rw-r--r--arch/arm/mach-at91/board-rm9200dk.c (renamed from arch/arm/mach-at91/board-dk.c)4
-rw-r--r--arch/arm/mach-at91/board-rm9200ek.c (renamed from arch/arm/mach-at91/board-ek.c)4
-rw-r--r--arch/arm/mach-at91/board-yl-9200.c2
-rw-r--r--arch/arm/mach-at91/include/mach/board.h6
-rw-r--r--arch/arm/mach-bcmring/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-clps711x/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-davinci/dm355.c6
-rw-r--r--arch/arm/mach-davinci/dm365.c6
-rw-r--r--arch/arm/mach-davinci/dm644x.c4
-rw-r--r--arch/arm/mach-ebsa110/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-ep93xx/include/mach/dma.h111
-rw-r--r--arch/arm/mach-footbridge/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-h720x/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-imx/eukrea_mbimx27-baseboard.c6
-rw-r--r--arch/arm/mach-integrator/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-kirkwood/common.c7
-rw-r--r--arch/arm/mach-kirkwood/d2net_v2-setup.c2
-rw-r--r--arch/arm/mach-kirkwood/lacie_v2-common.c14
-rw-r--r--arch/arm/mach-kirkwood/lacie_v2-common.h2
-rw-r--r--arch/arm/mach-kirkwood/mpp.c4
-rw-r--r--arch/arm/mach-kirkwood/netspace_v2-setup.c6
-rw-r--r--arch/arm/mach-kirkwood/netxbig_v2-setup.c4
-rw-r--r--arch/arm/mach-kirkwood/ts41x-setup.c14
-rw-r--r--arch/arm/mach-mmp/include/mach/cputype.h3
-rw-r--r--arch/arm/mach-msm/include/mach/smp.h4
-rw-r--r--arch/arm/mach-msm/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-mv78xx0/mpp.c4
-rw-r--r--arch/arm/mach-mx25/devices-imx25.h4
-rw-r--r--arch/arm/mach-mx3/mach-pcm037_eet.c5
-rw-r--r--arch/arm/mach-netx/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-omap1/devices.c5
-rw-r--r--arch/arm/mach-omap1/include/mach/camera.h2
-rw-r--r--arch/arm/mach-omap1/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-omap2/board-devkit8000.c3
-rw-r--r--arch/arm/mach-omap2/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-omap2/omap-hotplug.c14
-rw-r--r--arch/arm/mach-omap2/omap-smp.c66
-rw-r--r--arch/arm/mach-omap2/pm24xx.c7
-rw-r--r--arch/arm/mach-omap2/pm34xx.c10
-rw-r--r--arch/arm/mach-omap2/serial.c7
-rw-r--r--arch/arm/mach-orion5x/mpp.c4
-rw-r--r--arch/arm/mach-orion5x/ts78xx-setup.c2
-rw-r--r--arch/arm/mach-pnx4008/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-pxa/cm-x2xx.c2
-rw-r--r--arch/arm/mach-pxa/saar.c2
-rw-r--r--arch/arm/mach-realview/hotplug.c44
-rw-r--r--arch/arm/mach-realview/include/mach/smp.h5
-rw-r--r--arch/arm/mach-realview/platsmp.c114
-rw-r--r--arch/arm/mach-rpc/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-s3c2410/h1940-bluetooth.c8
-rw-r--r--arch/arm/mach-s3c2416/irq.c5
-rw-r--r--arch/arm/mach-s3c2443/irq.c5
-rw-r--r--arch/arm/mach-s3c64xx/Kconfig2
-rw-r--r--arch/arm/mach-s3c64xx/mach-mini6410.c2
-rw-r--r--arch/arm/mach-s3c64xx/mach-real6410.c2
-rw-r--r--arch/arm/mach-s5pv210/mach-smdkc110.c1
-rw-r--r--arch/arm/mach-s5pv210/mach-smdkv210.c1
-rw-r--r--arch/arm/mach-s5pv310/hotplug.c44
-rw-r--r--arch/arm/mach-s5pv310/include/mach/smp.h5
-rw-r--r--arch/arm/mach-s5pv310/platsmp.c66
-rw-r--r--arch/arm/mach-shark/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-shmobile/Kconfig2
-rw-r--r--arch/arm/mach-shmobile/board-ap4evb.c167
-rw-r--r--arch/arm/mach-shmobile/clock-sh7372.c115
-rw-r--r--arch/arm/mach-shmobile/include/mach/gpio.h4
-rw-r--r--arch/arm/mach-shmobile/include/mach/sh7372.h2
-rw-r--r--arch/arm/mach-shmobile/intc-sh7372.c2
-rw-r--r--arch/arm/mach-tegra/hotplug.c44
-rw-r--r--arch/arm/mach-tegra/include/mach/smp.h12
-rw-r--r--arch/arm/mach-tegra/platsmp.c33
-rw-r--r--arch/arm/mach-ux500/cpu.c6
-rw-r--r--arch/arm/mach-ux500/headsmp.S1
-rw-r--r--arch/arm/mach-ux500/hotplug.c18
-rw-r--r--arch/arm/mach-ux500/include/mach/smp.h5
-rw-r--r--arch/arm/mach-ux500/platsmp.c73
-rw-r--r--arch/arm/mach-versatile/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-vexpress/Makefile1
-rw-r--r--arch/arm/mach-vexpress/ct-ca9x4.c2
-rw-r--r--arch/arm/mach-vexpress/hotplug.c128
-rw-r--r--arch/arm/mach-vexpress/include/mach/smp.h5
-rw-r--r--arch/arm/mach-vexpress/platsmp.c74
-rw-r--r--arch/arm/mm/dma-mapping.c2
-rw-r--r--arch/arm/plat-mxc/devices/platform-imx-dma.c8
-rw-r--r--arch/arm/plat-mxc/devices/platform-spi_imx.c1
-rw-r--r--arch/arm/plat-nomadik/timer.c89
-rw-r--r--arch/arm/plat-omap/devices.c4
-rw-r--r--arch/arm/plat-omap/dma.c2
-rw-r--r--arch/arm/plat-omap/include/plat/smp.h5
-rw-r--r--arch/arm/plat-orion/include/plat/pcie.h3
-rw-r--r--arch/arm/plat-orion/pcie.c5
-rw-r--r--arch/arm/plat-pxa/include/plat/sdhci.h3
-rw-r--r--arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c6
-rw-r--r--arch/arm/plat-s3c24xx/spi-bus1-gpd8_9_10.c6
-rw-r--r--arch/arm/plat-s3c24xx/spi-bus1-gpg5_6_7.c6
-rw-r--r--arch/arm/vfp/vfpmodule.c24
144 files changed, 1746 insertions, 2498 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index ca2ab3d..6344543 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -7,7 +7,7 @@ config ARM
select HAVE_MEMBLOCK
select RTC_LIB
select SYS_SUPPORTS_APM_EMULATION
- select GENERIC_ATOMIC64 if (!CPU_32v6K)
+ select GENERIC_ATOMIC64 if (!CPU_32v6K || !AEABI)
select HAVE_OPROFILE if (HAVE_PERF_EVENTS)
select HAVE_ARCH_KGDB
select HAVE_KPROBES if (!XIP_KERNEL)
@@ -652,7 +652,7 @@ config ARCH_S3C2410
select ARCH_HAS_CPUFREQ
select HAVE_CLK
select ARCH_USES_GETTIMEOFFSET
- select HAVE_S3C2410_I2C
+ select HAVE_S3C2410_I2C if I2C
help
Samsung S3C2410X CPU based systems, such as the Simtec Electronics
BAST (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or
@@ -682,8 +682,8 @@ config ARCH_S3C64XX
select S3C_DEV_NAND
select USB_ARCH_HAS_OHCI
select SAMSUNG_GPIOLIB_4BIT
- select HAVE_S3C2410_I2C
- select HAVE_S3C2410_WATCHDOG
+ select HAVE_S3C2410_I2C if I2C
+ select HAVE_S3C2410_WATCHDOG if WATCHDOG
help
Samsung S3C64XX series based systems
@@ -692,10 +692,10 @@ config ARCH_S5P64X0
select CPU_V6
select GENERIC_GPIO
select HAVE_CLK
- select HAVE_S3C2410_WATCHDOG
+ select HAVE_S3C2410_WATCHDOG if WATCHDOG
select ARCH_USES_GETTIMEOFFSET
- select HAVE_S3C2410_I2C
- select HAVE_S3C_RTC
+ select HAVE_S3C2410_I2C if I2C
+ select HAVE_S3C_RTC if RTC_CLASS
help
Samsung S5P64X0 CPU based systems, such as the Samsung SMDK6440,
SMDK6450.
@@ -706,7 +706,7 @@ config ARCH_S5P6442
select GENERIC_GPIO
select HAVE_CLK
select ARCH_USES_GETTIMEOFFSET
- select HAVE_S3C2410_WATCHDOG
+ select HAVE_S3C2410_WATCHDOG if WATCHDOG
help
Samsung S5P6442 CPU based systems
@@ -717,9 +717,9 @@ config ARCH_S5PC100
select CPU_V7
select ARM_L1_CACHE_SHIFT_6
select ARCH_USES_GETTIMEOFFSET
- select HAVE_S3C2410_I2C
- select HAVE_S3C_RTC
- select HAVE_S3C2410_WATCHDOG
+ select HAVE_S3C2410_I2C if I2C
+ select HAVE_S3C_RTC if RTC_CLASS
+ select HAVE_S3C2410_WATCHDOG if WATCHDOG
help
Samsung S5PC100 series based systems
@@ -732,9 +732,9 @@ config ARCH_S5PV210
select ARM_L1_CACHE_SHIFT_6
select ARCH_HAS_CPUFREQ
select ARCH_USES_GETTIMEOFFSET
- select HAVE_S3C2410_I2C
- select HAVE_S3C_RTC
- select HAVE_S3C2410_WATCHDOG
+ select HAVE_S3C2410_I2C if I2C
+ select HAVE_S3C_RTC if RTC_CLASS
+ select HAVE_S3C2410_WATCHDOG if WATCHDOG
help
Samsung S5PV210/S5PC110 series based systems
@@ -745,9 +745,9 @@ config ARCH_S5PV310
select GENERIC_GPIO
select HAVE_CLK
select GENERIC_CLOCKEVENTS
- select HAVE_S3C_RTC
- select HAVE_S3C2410_I2C
- select HAVE_S3C2410_WATCHDOG
+ select HAVE_S3C_RTC if RTC_CLASS
+ select HAVE_S3C2410_I2C if I2C
+ select HAVE_S3C2410_WATCHDOG if WATCHDOG
help
Samsung S5PV310 series based systems
@@ -1240,7 +1240,7 @@ config SMP
config SMP_ON_UP
bool "Allow booting SMP kernel on uniprocessor systems (EXPERIMENTAL)"
depends on EXPERIMENTAL
- depends on SMP && !XIP && !THUMB2_KERNEL
+ depends on SMP && !XIP
default y
help
SMP kernels contain instructions which fail on non-SMP processors.
@@ -1259,6 +1259,7 @@ config HAVE_ARM_SCU
config HAVE_ARM_TWD
bool
depends on SMP
+ select TICK_ONESHOT
help
This options enables support for the ARM timer and watchdog unit
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 6825c34..9be21ba 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -1084,6 +1084,6 @@ memdump: mov r12, r0
reloc_end:
.align
- .section ".stack", "w"
+ .section ".stack", "aw", %nobits
user_stack: .space 4096
user_stack_end:
diff --git a/arch/arm/boot/compressed/vmlinux.lds.in b/arch/arm/boot/compressed/vmlinux.lds.in
index d081689..366a924 100644
--- a/arch/arm/boot/compressed/vmlinux.lds.in
+++ b/arch/arm/boot/compressed/vmlinux.lds.in
@@ -57,7 +57,7 @@ SECTIONS
.bss : { *(.bss) }
_end = .;
- .stack (NOLOAD) : { *(.stack) }
+ .stack : { *(.stack) }
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c
index ada6359..772f95f 100644
--- a/arch/arm/common/gic.c
+++ b/arch/arm/common/gic.c
@@ -251,15 +251,16 @@ void __init gic_dist_init(unsigned int gic_nr, void __iomem *base,
writel(cpumask, base + GIC_DIST_TARGET + i * 4 / 4);
/*
- * Set priority on all interrupts.
+ * Set priority on all global interrupts.
*/
- for (i = 0; i < max_irq; i += 4)
+ for (i = 32; i < max_irq; i += 4)
writel(0xa0a0a0a0, base + GIC_DIST_PRI + i * 4 / 4);
/*
- * Disable all interrupts.
+ * Disable all interrupts. Leave the PPI and SGIs alone
+ * as these enables are banked registers.
*/
- for (i = 0; i < max_irq; i += 32)
+ for (i = 32; i < max_irq; i += 32)
writel(0xffffffff, base + GIC_DIST_ENABLE_CLEAR + i * 4 / 32);
/*
@@ -277,11 +278,30 @@ void __init gic_dist_init(unsigned int gic_nr, void __iomem *base,
void __cpuinit gic_cpu_init(unsigned int gic_nr, void __iomem *base)
{
+ void __iomem *dist_base;
+ int i;
+
if (gic_nr >= MAX_GIC_NR)
BUG();
+ dist_base = gic_data[gic_nr].dist_base;
+ BUG_ON(!dist_base);
+
gic_data[gic_nr].cpu_base = base;
+ /*
+ * Deal with the banked PPI and SGI interrupts - disable all
+ * PPI interrupts, ensure all SGI interrupts are enabled.
+ */
+ writel(0xffff0000, dist_base + GIC_DIST_ENABLE_CLEAR);
+ writel(0x0000ffff, dist_base + GIC_DIST_ENABLE_SET);
+
+ /*
+ * Set priority on PPI and SGI interrupts
+ */
+ for (i = 0; i < 32; i += 4)
+ writel(0xa0a0a0a0, dist_base + GIC_DIST_PRI + i * 4 / 4);
+
writel(0xf0, base + GIC_CPU_PRIMASK);
writel(1, base + GIC_CPU_CTRL);
}
diff --git a/arch/arm/configs/at91rm9200_defconfig b/arch/arm/configs/at91rm9200_defconfig
new file mode 100644
index 0000000..38cb7c9
--- /dev/null
+++ b/arch/arm/configs/at91rm9200_defconfig
@@ -0,0 +1,341 @@
+CONFIG_EXPERIMENTAL=y
+# CONFIG_LOCALVERSION_AUTO is not set
+# CONFIG_SWAP is not set
+CONFIG_SYSVIPC=y
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_LOG_BUF_SHIFT=14
+CONFIG_SYSFS_DEPRECATED_V2=y
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_MODULES=y
+CONFIG_MODULE_FORCE_LOAD=y
+CONFIG_MODULE_UNLOAD=y
+CONFIG_MODVERSIONS=y
+CONFIG_MODULE_SRCVERSION_ALL=y
+# CONFIG_BLK_DEV_BSG is not set
+# CONFIG_IOSCHED_CFQ is not set
+CONFIG_ARCH_AT91=y
+CONFIG_MACH_ONEARM=y
+CONFIG_ARCH_AT91RM9200DK=y
+CONFIG_MACH_AT91RM9200EK=y
+CONFIG_MACH_CSB337=y
+CONFIG_MACH_CSB637=y
+CONFIG_MACH_CARMEVA=y
+CONFIG_MACH_ATEB9200=y
+CONFIG_MACH_KB9200=y
+CONFIG_MACH_PICOTUX2XX=y
+CONFIG_MACH_KAFA=y
+CONFIG_MACH_ECBAT91=y
+CONFIG_MACH_YL9200=y
+CONFIG_MACH_CPUAT91=y
+CONFIG_MACH_ECO920=y
+CONFIG_MTD_AT91_DATAFLASH_CARD=y
+CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
+CONFIG_AT91_TIMER_HZ=100
+# CONFIG_ARM_THUMB is not set
+CONFIG_PCCARD=y
+CONFIG_AT91_CF=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_PREEMPT=y
+CONFIG_AEABI=y
+CONFIG_LEDS=y
+CONFIG_LEDS_CPU=y
+CONFIG_ZBOOT_ROM_TEXT=0x10000000
+CONFIG_ZBOOT_ROM_BSS=0x20040000
+CONFIG_KEXEC=y
+CONFIG_FPE_NWFPE=y
+CONFIG_BINFMT_MISC=y
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_XFRM_USER=m
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_BOOTP=y
+CONFIG_NET_IPIP=m
+CONFIG_NET_IPGRE=m
+CONFIG_INET_AH=m
+CONFIG_INET_ESP=m
+CONFIG_INET_IPCOMP=m
+CONFIG_INET_XFRM_MODE_TRANSPORT=m
+CONFIG_INET_XFRM_MODE_TUNNEL=m
+CONFIG_INET_XFRM_MODE_BEET=m
+CONFIG_IPV6_PRIVACY=y
+CONFIG_IPV6_ROUTER_PREF=y
+CONFIG_IPV6_ROUTE_INFO=y
+CONFIG_INET6_AH=m
+CONFIG_INET6_ESP=m
+CONFIG_INET6_IPCOMP=m
+CONFIG_IPV6_MIP6=m
+CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m
+CONFIG_IPV6_TUNNEL=m
+CONFIG_BRIDGE=m
+CONFIG_VLAN_8021Q=m
+CONFIG_BT=m
+CONFIG_BT_L2CAP=m
+CONFIG_BT_SCO=m
+CONFIG_BT_RFCOMM=m
+CONFIG_BT_RFCOMM_TTY=y
+CONFIG_BT_BNEP=m
+CONFIG_BT_BNEP_MC_FILTER=y
+CONFIG_BT_BNEP_PROTO_FILTER=y
+CONFIG_BT_HIDP=m
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_MTD=y
+CONFIG_MTD_CONCAT=y
+CONFIG_MTD_PARTITIONS=y
+CONFIG_MTD_CMDLINE_PARTS=y
+CONFIG_MTD_AFS_PARTS=y
+CONFIG_MTD_CHAR=y
+CONFIG_MTD_BLOCK=y
+CONFIG_MTD_CFI=y
+CONFIG_MTD_JEDECPROBE=y
+CONFIG_MTD_CFI_INTELEXT=y
+CONFIG_MTD_CFI_AMDSTD=y
+CONFIG_MTD_COMPLEX_MAPPINGS=y
+CONFIG_MTD_PHYSMAP=y
+CONFIG_MTD_PLATRAM=y
+CONFIG_MTD_DATAFLASH=y
+CONFIG_MTD_NAND=y
+CONFIG_MTD_NAND_ATMEL=y
+CONFIG_MTD_NAND_PLATFORM=y
+CONFIG_MTD_UBI=y
+CONFIG_MTD_UBI_GLUEBI=y
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_NBD=y
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_SIZE=8192
+CONFIG_ATMEL_TCLIB=y
+CONFIG_EEPROM_LEGACY=m
+CONFIG_SCSI=y
+CONFIG_BLK_DEV_SD=y
+CONFIG_BLK_DEV_SR=m
+CONFIG_BLK_DEV_SR_VENDOR=y
+CONFIG_CHR_DEV_SG=m
+CONFIG_SCSI_MULTI_LUN=y
+# CONFIG_SCSI_LOWLEVEL is not set
+CONFIG_NETDEVICES=y
+CONFIG_TUN=m
+CONFIG_PHYLIB=y
+CONFIG_DAVICOM_PHY=y
+CONFIG_SMSC_PHY=y
+CONFIG_MICREL_PHY=y
+CONFIG_NET_ETHERNET=y
+CONFIG_ARM_AT91_ETHER=y
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+CONFIG_USB_CATC=m
+CONFIG_USB_KAWETH=m
+CONFIG_USB_PEGASUS=m
+CONFIG_USB_RTL8150=m
+CONFIG_USB_USBNET=m
+CONFIG_USB_NET_DM9601=m
+CONFIG_USB_NET_GL620A=m
+CONFIG_USB_NET_PLUSB=m
+CONFIG_USB_NET_RNDIS_HOST=m
+CONFIG_USB_ALI_M5632=y
+CONFIG_USB_AN2720=y
+CONFIG_USB_EPSON2888=y
+CONFIG_PPP=y
+CONFIG_PPP_MULTILINK=y
+CONFIG_PPP_FILTER=y
+CONFIG_PPP_ASYNC=y
+CONFIG_PPP_DEFLATE=y
+CONFIG_PPP_BSDCOMP=y
+CONFIG_PPP_MPPE=m
+CONFIG_PPPOE=m
+CONFIG_SLIP=m
+CONFIG_SLIP_COMPRESSED=y
+CONFIG_SLIP_SMART=y
+CONFIG_SLIP_MODE_SLIP6=y
+# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+CONFIG_INPUT_MOUSEDEV_SCREEN_X=640
+CONFIG_INPUT_MOUSEDEV_SCREEN_Y=480
+CONFIG_INPUT_EVDEV=y
+CONFIG_KEYBOARD_GPIO=y
+# CONFIG_INPUT_MOUSE is not set
+CONFIG_INPUT_TOUCHSCREEN=y
+CONFIG_SERIAL_ATMEL=y
+CONFIG_SERIAL_ATMEL_CONSOLE=y
+CONFIG_LEGACY_PTY_COUNT=32
+CONFIG_HW_RANDOM=y
+CONFIG_I2C=y
+CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_GPIO=y
+CONFIG_SPI=y
+CONFIG_SPI_ATMEL=y
+CONFIG_SPI_BITBANG=y
+CONFIG_GPIO_SYSFS=y
+CONFIG_HWMON=m
+CONFIG_SENSORS_ADM1021=m
+CONFIG_SENSORS_ADM1025=m
+CONFIG_SENSORS_ADM1026=m
+CONFIG_SENSORS_ADM1029=m
+CONFIG_SENSORS_ADM1031=m
+CONFIG_SENSORS_ADM9240=m
+CONFIG_SENSORS_DS1621=m
+CONFIG_SENSORS_GL518SM=m
+CONFIG_SENSORS_GL520SM=m
+CONFIG_SENSORS_IT87=m
+CONFIG_SENSORS_LM63=m
+CONFIG_SENSORS_LM73=m
+CONFIG_SENSORS_LM75=m
+CONFIG_SENSORS_LM77=m
+CONFIG_SENSORS_LM78=m
+CONFIG_SENSORS_LM80=m
+CONFIG_SENSORS_LM83=m
+CONFIG_SENSORS_LM85=m
+CONFIG_SENSORS_LM87=m
+CONFIG_SENSORS_LM90=m
+CONFIG_SENSORS_LM92=m
+CONFIG_SENSORS_MAX1619=m
+CONFIG_SENSORS_PCF8591=m
+CONFIG_SENSORS_SMSC47B397=m
+CONFIG_SENSORS_W83781D=m
+CONFIG_SENSORS_W83791D=m
+CONFIG_SENSORS_W83792D=m
+CONFIG_SENSORS_W83793=m
+CONFIG_SENSORS_W83L785TS=m
+CONFIG_WATCHDOG=y
+CONFIG_WATCHDOG_NOWAYOUT=y
+CONFIG_AT91RM9200_WATCHDOG=y
+CONFIG_FB=y
+CONFIG_FB_MODE_HELPERS=y
+CONFIG_FB_TILEBLITTING=y
+CONFIG_FB_S1D13XXX=y
+CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_LCD_CLASS_DEVICE=y
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
+# CONFIG_BACKLIGHT_GENERIC is not set
+CONFIG_DISPLAY_SUPPORT=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FONTS=y
+CONFIG_FONT_MINI_4x6=y
+CONFIG_LOGO=y
+# CONFIG_LOGO_LINUX_MONO is not set
+# CONFIG_LOGO_LINUX_VGA16 is not set
+CONFIG_USB=y
+CONFIG_USB_DEVICEFS=y
+# CONFIG_USB_DEVICE_CLASS is not set
+CONFIG_USB_MON=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_USB_ACM=m
+CONFIG_USB_PRINTER=m
+CONFIG_USB_STORAGE=y
+CONFIG_USB_SERIAL=y
+CONFIG_USB_SERIAL_CONSOLE=y
+CONFIG_USB_SERIAL_GENERIC=y
+CONFIG_USB_SERIAL_FTDI_SIO=y
+CONFIG_USB_SERIAL_KEYSPAN=y
+CONFIG_USB_SERIAL_KEYSPAN_MPR=y
+CONFIG_USB_SERIAL_KEYSPAN_USA28=y
+CONFIG_USB_SERIAL_KEYSPAN_USA28X=y
+CONFIG_USB_SERIAL_KEYSPAN_USA28XA=y
+CONFIG_USB_SERIAL_KEYSPAN_USA28XB=y
+CONFIG_USB_SERIAL_KEYSPAN_USA19=y
+CONFIG_USB_SERIAL_KEYSPAN_USA18X=y
+CONFIG_USB_SERIAL_KEYSPAN_USA19W=y
+CONFIG_USB_SERIAL_KEYSPAN_USA19QW=y
+CONFIG_USB_SERIAL_KEYSPAN_USA19QI=y
+CONFIG_USB_SERIAL_KEYSPAN_USA49W=y
+CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
+CONFIG_USB_SERIAL_MCT_U232=y
+CONFIG_USB_SERIAL_PL2303=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_ETH=m
+CONFIG_USB_MASS_STORAGE=m
+CONFIG_MMC=y
+CONFIG_MMC_AT91=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_TIMER=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_LEDS_TRIGGER_GPIO=y
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
+CONFIG_RTC_CLASS=y
+# CONFIG_RTC_HCTOSYS is not set
+CONFIG_RTC_DRV_DS1307=y
+CONFIG_RTC_DRV_PCF8563=y
+CONFIG_RTC_DRV_AT91RM9200=y
+CONFIG_EXT2_FS=y
+CONFIG_EXT2_FS_XATTR=y
+CONFIG_EXT3_FS=y
+# CONFIG_EXT3_FS_XATTR is not set
+CONFIG_REISERFS_FS=y
+CONFIG_AUTOFS4_FS=y
+CONFIG_ISO9660_FS=y
+CONFIG_JOLIET=y
+CONFIG_ZISOFS=y
+CONFIG_UDF_FS=y
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_NTFS_FS=m
+CONFIG_TMPFS=y
+CONFIG_CONFIGFS_FS=y
+CONFIG_JFFS2_FS=y
+CONFIG_JFFS2_SUMMARY=y
+CONFIG_JFFS2_COMPRESSION_OPTIONS=y
+CONFIG_JFFS2_LZO=y
+CONFIG_JFFS2_RUBIN=y
+CONFIG_CRAMFS=y
+CONFIG_MINIX_FS=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+CONFIG_NFS_V3_ACL=y
+CONFIG_NFS_V4=y
+CONFIG_ROOT_NFS=y
+CONFIG_NFSD=y
+CONFIG_SMB_FS=m
+CONFIG_CIFS=m
+CONFIG_PARTITION_ADVANCED=y
+CONFIG_MAC_PARTITION=y
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_CODEPAGE_737=m
+CONFIG_NLS_CODEPAGE_775=m
+CONFIG_NLS_CODEPAGE_850=m
+CONFIG_NLS_CODEPAGE_852=m
+CONFIG_NLS_CODEPAGE_855=m
+CONFIG_NLS_CODEPAGE_857=m
+CONFIG_NLS_CODEPAGE_860=m
+CONFIG_NLS_CODEPAGE_861=m
+CONFIG_NLS_CODEPAGE_862=m
+CONFIG_NLS_CODEPAGE_863=m
+CONFIG_NLS_CODEPAGE_864=m
+CONFIG_NLS_CODEPAGE_865=m
+CONFIG_NLS_CODEPAGE_866=m
+CONFIG_NLS_CODEPAGE_869=m
+CONFIG_NLS_CODEPAGE_936=m
+CONFIG_NLS_CODEPAGE_950=m
+CONFIG_NLS_CODEPAGE_932=m
+CONFIG_NLS_CODEPAGE_949=m
+CONFIG_NLS_CODEPAGE_874=m
+CONFIG_NLS_ISO8859_8=m
+CONFIG_NLS_CODEPAGE_1250=m
+CONFIG_NLS_CODEPAGE_1251=m
+CONFIG_NLS_ASCII=m
+CONFIG_NLS_ISO8859_1=y
+CONFIG_NLS_ISO8859_2=m
+CONFIG_NLS_ISO8859_3=m
+CONFIG_NLS_ISO8859_4=m
+CONFIG_NLS_ISO8859_5=m
+CONFIG_NLS_ISO8859_6=m
+CONFIG_NLS_ISO8859_7=m
+CONFIG_NLS_ISO8859_9=m
+CONFIG_NLS_ISO8859_13=m
+CONFIG_NLS_ISO8859_14=m
+CONFIG_NLS_ISO8859_15=m
+CONFIG_NLS_KOI8_R=m
+CONFIG_NLS_KOI8_U=m
+CONFIG_NLS_UTF8=y
+CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_FS=y
+CONFIG_DEBUG_KERNEL=y
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
+# CONFIG_FTRACE is not set
+CONFIG_CRYPTO_PCBC=y
+CONFIG_CRYPTO_SHA1=y
diff --git a/arch/arm/configs/at91rm9200dk_defconfig b/arch/arm/configs/at91rm9200dk_defconfig
deleted file mode 100644
index 4438e64..0000000
--- a/arch/arm/configs/at91rm9200dk_defconfig
+++ /dev/null
@@ -1,72 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_IOSCHED_DEADLINE is not set
-# CONFIG_IOSCHED_CFQ is not set
-CONFIG_ARCH_AT91=y
-CONFIG_ARCH_AT91RM9200DK=y
-CONFIG_MACH_ECO920=y
-CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
-# CONFIG_ARM_THUMB is not set
-CONFIG_PCCARD=y
-CONFIG_AT91_CF=y
-CONFIG_LEDS=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="mem=32M console=ttyS0,115200 initrd=0x20410000,3145728 root=/dev/ram0 rw"
-CONFIG_FPE_NWFPE=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_BOOTP=y
-# CONFIG_IPV6 is not set
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_JEDECPROBE=y
-CONFIG_MTD_CFI_AMDSTD=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=8192
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_GPIO=y
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-CONFIG_AT91RM9200_WATCHDOG=y
-# CONFIG_VGA_CONSOLE is not set
-# CONFIG_USB_HID is not set
-CONFIG_USB=y
-CONFIG_USB_DEBUG=y
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_MON=y
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_GADGET=y
-CONFIG_MMC=y
-CONFIG_RTC_CLASS=y
-CONFIG_RTC_DRV_AT91RM9200=y
-CONFIG_EXT2_FS=y
-CONFIG_INOTIFY=y
-CONFIG_TMPFS=y
-CONFIG_CRAMFS=y
-CONFIG_DEBUG_KERNEL=y
-CONFIG_DEBUG_USER=y
-CONFIG_DEBUG_LL=y
diff --git a/arch/arm/configs/at91rm9200ek_defconfig b/arch/arm/configs/at91rm9200ek_defconfig
deleted file mode 100644
index ccd517c..0000000
--- a/arch/arm/configs/at91rm9200ek_defconfig
+++ /dev/null
@@ -1,73 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-# CONFIG_LOCALVERSION_AUTO is not set
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_IOSCHED_DEADLINE is not set
-# CONFIG_IOSCHED_CFQ is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_AT91RM9200EK=y
-CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
-# CONFIG_ARM_THUMB is not set
-CONFIG_LEDS=y
-CONFIG_LEDS_CPU=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="mem=32M console=ttyS0,115200 initrd=0x20410000,3145728 root=/dev/ram0 rw"
-CONFIG_FPE_NWFPE=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_BOOTP=y
-# CONFIG_IPV6 is not set
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_JEDECPROBE=y
-CONFIG_MTD_CFI_AMDSTD=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=8192
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_GPIO=y
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-CONFIG_AT91RM9200_WATCHDOG=y
-CONFIG_FB=y
-CONFIG_FB_S1D13XXX=y
-# CONFIG_VGA_CONSOLE is not set
-# CONFIG_USB_HID is not set
-CONFIG_USB=y
-CONFIG_USB_DEBUG=y
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_MON=y
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_GADGET=y
-CONFIG_MMC=y
-CONFIG_RTC_CLASS=y
-CONFIG_RTC_DRV_AT91RM9200=y
-CONFIG_EXT2_FS=y
-CONFIG_INOTIFY=y
-CONFIG_TMPFS=y
-CONFIG_CRAMFS=y
-CONFIG_DEBUG_KERNEL=y
-CONFIG_DEBUG_USER=y
-CONFIG_DEBUG_LL=y
diff --git a/arch/arm/configs/ateb9200_defconfig b/arch/arm/configs/ateb9200_defconfig
deleted file mode 100644
index 1b0e9a1..0000000
--- a/arch/arm/configs/ateb9200_defconfig
+++ /dev/null
@@ -1,131 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_EMBEDDED=y
-CONFIG_SLAB=y
-CONFIG_PROFILING=y
-CONFIG_OPROFILE=m
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_ATEB9200=y
-CONFIG_PCCARD=m
-CONFIG_AT91_CF=m
-CONFIG_PREEMPT=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_FPE_NWFPE=y
-CONFIG_PM=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_NET_KEY=y
-CONFIG_INET=y
-# CONFIG_IPV6 is not set
-CONFIG_BRIDGE=m
-CONFIG_VLAN_8021Q=m
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK_RO=y
-CONFIG_BLK_DEV_LOOP=m
-CONFIG_BLK_DEV_NBD=m
-CONFIG_SCSI=m
-CONFIG_BLK_DEV_SD=m
-CONFIG_BLK_DEV_SR=m
-CONFIG_BLK_DEV_SR_VENDOR=y
-CONFIG_CHR_DEV_SG=m
-CONFIG_SCSI_MULTI_LUN=y
-CONFIG_NETDEVICES=y
-CONFIG_DUMMY=m
-CONFIG_TUN=m
-CONFIG_PHYLIB=y
-CONFIG_DAVICOM_PHY=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-CONFIG_USB_USBNET=y
-CONFIG_USB_NET_GL620A=y
-CONFIG_USB_NET_PLUSB=y
-CONFIG_USB_NET_RNDIS_HOST=y
-CONFIG_USB_ALI_M5632=y
-CONFIG_USB_AN2720=y
-CONFIG_USB_EPSON2888=y
-CONFIG_PPP=m
-CONFIG_PPP_ASYNC=m
-CONFIG_PPP_SYNC_TTY=m
-CONFIG_PPP_DEFLATE=m
-CONFIG_PPP_BSDCOMP=m
-CONFIG_PPPOE=m
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-CONFIG_I2C=m
-CONFIG_I2C_CHARDEV=m
-CONFIG_I2C_GPIO=m
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_SOUND=y
-CONFIG_USB_HID=m
-CONFIG_HID_PID=y
-CONFIG_USB_HIDDEV=y
-CONFIG_USB=y
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_MON=y
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_ACM=m
-CONFIG_USB_PRINTER=m
-CONFIG_USB_STORAGE=m
-CONFIG_USB_STORAGE_DATAFAB=m
-CONFIG_USB_STORAGE_FREECOM=m
-CONFIG_USB_STORAGE_USBAT=m
-CONFIG_USB_STORAGE_SDDR09=m
-CONFIG_USB_STORAGE_SDDR55=m
-CONFIG_USB_STORAGE_JUMPSHOT=m
-CONFIG_USB_SERIAL=m
-CONFIG_USB_SERIAL_GENERIC=y
-CONFIG_USB_SERIAL_FTDI_SIO=m
-CONFIG_USB_SERIAL_PL2303=m
-CONFIG_USB_GADGET=m
-CONFIG_USB_ETH=m
-CONFIG_USB_GADGETFS=m
-CONFIG_USB_FILE_STORAGE=m
-CONFIG_USB_G_SERIAL=m
-CONFIG_MMC=m
-CONFIG_MMC_DEBUG=y
-CONFIG_RTC_CLASS=y
-# CONFIG_RTC_HCTOSYS is not set
-CONFIG_RTC_DRV_AT91RM9200=y
-CONFIG_EXT2_FS=m
-CONFIG_EXT3_FS=m
-CONFIG_REISERFS_FS=m
-CONFIG_INOTIFY=y
-CONFIG_ISO9660_FS=m
-CONFIG_JOLIET=y
-CONFIG_ZISOFS=y
-CONFIG_UDF_FS=m
-CONFIG_MSDOS_FS=m
-CONFIG_VFAT_FS=m
-CONFIG_NTFS_FS=m
-CONFIG_NTFS_RW=y
-CONFIG_TMPFS=y
-CONFIG_CRAMFS=y
-CONFIG_NFS_FS=m
-CONFIG_NFS_V3=y
-CONFIG_NFS_V3_ACL=y
-CONFIG_NFS_V4=y
-CONFIG_NFSD=m
-CONFIG_NFSD_V4=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_MAC_PARTITION=y
-CONFIG_BSD_DISKLABEL=y
-CONFIG_MINIX_SUBPARTITION=y
-CONFIG_SOLARIS_X86_PARTITION=y
-CONFIG_UNIXWARE_DISKLABEL=y
-CONFIG_NLS_CODEPAGE_932=m
-CONFIG_NLS_ASCII=m
-CONFIG_NLS_ISO8859_15=m
-CONFIG_NLS_UTF8=m
-CONFIG_CRYPTO_MD5=y
-CONFIG_CRYPTO_MICHAEL_MIC=m
-CONFIG_CRYPTO_ARC4=m
-CONFIG_CRC16=m
-CONFIG_LIBCRC32C=m
diff --git a/arch/arm/configs/carmeva_defconfig b/arch/arm/configs/carmeva_defconfig
deleted file mode 100644
index ac64dbd..0000000
--- a/arch/arm/configs/carmeva_defconfig
+++ /dev/null
@@ -1,47 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_EMBEDDED=y
-# CONFIG_HOTPLUG is not set
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODULE_FORCE_UNLOAD=y
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_CARMEVA=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_FPE_NWFPE=y
-CONFIG_NET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-CONFIG_IP_PNP=y
-# CONFIG_IPV6 is not set
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_INPUT_MOUSEDEV is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-CONFIG_SERIO=m
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_MMC=m
-CONFIG_MMC_DEBUG=y
-CONFIG_EXT2_FS=y
-CONFIG_EXT2_FS_XATTR=y
-# CONFIG_DNOTIFY is not set
-CONFIG_JFFS2_FS=y
-CONFIG_JFFS2_COMPRESSION_OPTIONS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_NFS_V4=y
-CONFIG_ROOT_NFS=y
-CONFIG_NFSD=y
diff --git a/arch/arm/configs/cpuat91_defconfig b/arch/arm/configs/cpuat91_defconfig
deleted file mode 100644
index 022aeb5..0000000
--- a/arch/arm/configs/cpuat91_defconfig
+++ /dev/null
@@ -1,112 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-# CONFIG_LOCALVERSION_AUTO is not set
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_SYSFS_DEPRECATED_V2=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_BLK_DEV_BSG is not set
-# CONFIG_IOSCHED_CFQ is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_CPUAT91=y
-CONFIG_AT91_TIMER_HZ=100
-# CONFIG_ARM_THUMB is not set
-CONFIG_PREEMPT=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_IPV6 is not set
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_CFI_INTELEXT=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_MTD_PLATRAM=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_NBD=y
-CONFIG_BLK_DEV_RAM=y
-# CONFIG_MISC_DEVICES is not set
-CONFIG_SCSI=y
-CONFIG_BLK_DEV_SD=y
-CONFIG_SCSI_MULTI_LUN=y
-# CONFIG_SCSI_LOWLEVEL is not set
-CONFIG_NETDEVICES=y
-CONFIG_PHYLIB=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
-CONFIG_PPP=y
-CONFIG_PPP_ASYNC=y
-CONFIG_PPP_DEFLATE=y
-CONFIG_PPP_BSDCOMP=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-CONFIG_LEGACY_PTY_COUNT=32
-# CONFIG_HW_RANDOM is not set
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_GPIO=y
-CONFIG_GPIO_SYSFS=y
-# CONFIG_HWMON is not set
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-CONFIG_AT91RM9200_WATCHDOG=y
-# CONFIG_VGA_CONSOLE is not set
-# CONFIG_HID_SUPPORT is not set
-CONFIG_USB=y
-# CONFIG_USB_DEVICE_CLASS is not set
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_STORAGE=y
-CONFIG_USB_GADGET=y
-CONFIG_USB_ETH=m
-CONFIG_MMC=y
-CONFIG_MMC_AT91=m
-CONFIG_NEW_LEDS=y
-CONFIG_LEDS_CLASS=y
-CONFIG_LEDS_GPIO=y
-CONFIG_LEDS_TRIGGERS=y
-CONFIG_LEDS_TRIGGER_TIMER=y
-CONFIG_LEDS_TRIGGER_HEARTBEAT=y
-CONFIG_LEDS_TRIGGER_GPIO=y
-CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
-CONFIG_RTC_CLASS=y
-# CONFIG_RTC_HCTOSYS is not set
-CONFIG_RTC_DRV_DS1307=y
-CONFIG_RTC_DRV_PCF8563=y
-CONFIG_EXT2_FS=y
-CONFIG_EXT3_FS=y
-# CONFIG_EXT3_FS_XATTR is not set
-CONFIG_INOTIFY=y
-CONFIG_AUTOFS4_FS=y
-CONFIG_MSDOS_FS=y
-CONFIG_VFAT_FS=y
-CONFIG_TMPFS=y
-CONFIG_JFFS2_FS=y
-CONFIG_JFFS2_SUMMARY=y
-CONFIG_CRAMFS=y
-CONFIG_MINIX_FS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_ROOT_NFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_NLS_CODEPAGE_437=y
-CONFIG_NLS_ISO8859_1=y
-CONFIG_NLS_UTF8=y
-# CONFIG_RCU_CPU_STALL_DETECTOR is not set
diff --git a/arch/arm/configs/csb337_defconfig b/arch/arm/configs/csb337_defconfig
deleted file mode 100644
index a24c448..0000000
--- a/arch/arm/configs/csb337_defconfig
+++ /dev/null
@@ -1,104 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_BLK_DEV_BSG is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_CSB337=y
-CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
-# CONFIG_ARM_THUMB is not set
-CONFIG_PCCARD=y
-CONFIG_AT91_CF=y
-CONFIG_LEDS=y
-CONFIG_LEDS_CPU=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="mem=32M console=ttyS0,38400 initrd=0x20410000,3145728 root=/dev/ram0 rw"
-CONFIG_FPE_NWFPE=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-CONFIG_IP_PNP_BOOTP=y
-# CONFIG_INET_LRO is not set
-# CONFIG_IPV6 is not set
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_CFI_INTELEXT=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=8192
-CONFIG_ATMEL_SSC=y
-CONFIG_SCSI=y
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-# CONFIG_HW_RANDOM is not set
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_GPIO=y
-# CONFIG_HWMON is not set
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-CONFIG_AT91RM9200_WATCHDOG=y
-# CONFIG_VGA_CONSOLE is not set
-# CONFIG_USB_HID is not set
-CONFIG_USB=y
-CONFIG_USB_DEBUG=y
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_MON=y
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_STORAGE=y
-CONFIG_USB_SERIAL=y
-CONFIG_USB_SERIAL_CONSOLE=y
-CONFIG_USB_SERIAL_GENERIC=y
-CONFIG_USB_SERIAL_FTDI_SIO=y
-CONFIG_USB_SERIAL_KEYSPAN=y
-CONFIG_USB_SERIAL_KEYSPAN_MPR=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28X=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28XA=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28XB=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19=y
-CONFIG_USB_SERIAL_KEYSPAN_USA18X=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19W=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19QW=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19QI=y
-CONFIG_USB_SERIAL_KEYSPAN_USA49W=y
-CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
-CONFIG_USB_SERIAL_MCT_U232=y
-CONFIG_USB_GADGET=y
-CONFIG_MMC=y
-CONFIG_RTC_CLASS=y
-CONFIG_RTC_HCTOSYS_DEVICE="rtc1"
-# CONFIG_RTC_INTF_SYSFS is not set
-CONFIG_RTC_DRV_DS1307=y
-CONFIG_RTC_DRV_AT91RM9200=y
-CONFIG_EXT2_FS=y
-CONFIG_INOTIFY=y
-CONFIG_TMPFS=y
-CONFIG_CRAMFS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_NFS_V4=y
-CONFIG_ROOT_NFS=y
-CONFIG_DEBUG_KERNEL=y
-CONFIG_DEBUG_USER=y
-CONFIG_DEBUG_LL=y
diff --git a/arch/arm/configs/csb637_defconfig b/arch/arm/configs/csb637_defconfig
deleted file mode 100644
index 98552ad..0000000
--- a/arch/arm/configs/csb637_defconfig
+++ /dev/null
@@ -1,98 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_SYSFS_DEPRECATED_V2=y
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_BLK_DEV_BSG is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_CSB637=y
-CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
-# CONFIG_ARM_THUMB is not set
-CONFIG_PCCARD=y
-CONFIG_AT91_CF=y
-CONFIG_LEDS=y
-CONFIG_LEDS_CPU=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="mem=32M console=ttyS0,38400 initrd=0x20410000,3145728 root=/dev/ram0 rw"
-CONFIG_FPE_NWFPE=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-CONFIG_IP_PNP_BOOTP=y
-# CONFIG_INET_LRO is not set
-# CONFIG_IPV6 is not set
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_CFI_INTELEXT=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=8192
-CONFIG_SCSI=y
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-CONFIG_AT91RM9200_WATCHDOG=y
-# CONFIG_VGA_CONSOLE is not set
-# CONFIG_USB_HID is not set
-CONFIG_USB=y
-CONFIG_USB_DEBUG=y
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_MON=y
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_STORAGE=y
-CONFIG_USB_SERIAL=y
-CONFIG_USB_SERIAL_CONSOLE=y
-CONFIG_USB_SERIAL_GENERIC=y
-CONFIG_USB_SERIAL_FTDI_SIO=y
-CONFIG_USB_SERIAL_KEYSPAN=y
-CONFIG_USB_SERIAL_KEYSPAN_MPR=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28X=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28XA=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28XB=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19=y
-CONFIG_USB_SERIAL_KEYSPAN_USA18X=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19W=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19QW=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19QI=y
-CONFIG_USB_SERIAL_KEYSPAN_USA49W=y
-CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
-CONFIG_USB_SERIAL_MCT_U232=y
-CONFIG_NEW_LEDS=y
-CONFIG_LEDS_CLASS=y
-CONFIG_LEDS_GPIO=y
-CONFIG_LEDS_TRIGGERS=y
-CONFIG_LEDS_TRIGGER_HEARTBEAT=y
-CONFIG_EXT2_FS=y
-CONFIG_INOTIFY=y
-CONFIG_TMPFS=y
-CONFIG_CRAMFS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_NFS_V4=y
-CONFIG_ROOT_NFS=y
-CONFIG_DEBUG_KERNEL=y
-CONFIG_DEBUG_USER=y
-CONFIG_DEBUG_LL=y
diff --git a/arch/arm/configs/ecbat91_defconfig b/arch/arm/configs/ecbat91_defconfig
deleted file mode 100644
index 6bb6abd..0000000
--- a/arch/arm/configs/ecbat91_defconfig
+++ /dev/null
@@ -1,99 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-CONFIG_SYSVIPC=y
-CONFIG_IKCONFIG=y
-CONFIG_IKCONFIG_PROC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_SLAB=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_IOSCHED_DEADLINE is not set
-# CONFIG_IOSCHED_CFQ is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_ECBAT91=y
-CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
-CONFIG_PCCARD=y
-CONFIG_AT91_CF=y
-CONFIG_PREEMPT=y
-CONFIG_LEDS=y
-CONFIG_LEDS_CPU=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="rootfstype=reiserfs root=/dev/mmcblk0p1 console=ttyS0,115200n8 rootdelay=1"
-CONFIG_FPE_NWFPE=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-# CONFIG_IPV6 is not set
-CONFIG_CFG80211=y
-CONFIG_MAC80211=y
-# CONFIG_STANDALONE is not set
-# CONFIG_PREVENT_FIRMWARE_BUILD is not set
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_AFS_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_DATAFLASH=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_SCSI=y
-CONFIG_BLK_DEV_SD=y
-CONFIG_CHR_DEV_SG=y
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
-CONFIG_PPP=y
-CONFIG_PPP_MULTILINK=y
-CONFIG_PPP_FILTER=y
-CONFIG_PPP_ASYNC=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-CONFIG_HW_RANDOM=y
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_SPI=y
-CONFIG_SPI_BITBANG=y
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-# CONFIG_VGA_CONSOLE is not set
-# CONFIG_USB_HID is not set
-CONFIG_USB=y
-CONFIG_USB_DEVICEFS=y
-# CONFIG_USB_DEVICE_CLASS is not set
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_PRINTER=y
-CONFIG_USB_STORAGE=y
-CONFIG_USB_GADGET=y
-CONFIG_MMC=y
-CONFIG_MMC_DEBUG=y
-CONFIG_MMC_AT91=m
-CONFIG_NEW_LEDS=y
-CONFIG_LEDS_CLASS=y
-CONFIG_RTC_CLASS=y
-# CONFIG_RTC_HCTOSYS is not set
-CONFIG_RTC_DRV_AT91RM9200=y
-CONFIG_EXT2_FS=y
-CONFIG_EXT3_FS=y
-CONFIG_REISERFS_FS=y
-CONFIG_INOTIFY=y
-CONFIG_TMPFS=y
-CONFIG_CONFIGFS_FS=y
-CONFIG_CRAMFS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_NFS_V3_ACL=y
-CONFIG_NFS_V4=y
-CONFIG_ROOT_NFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_DEBUG_USER=y
-CONFIG_CRYPTO_PCBC=y
-CONFIG_CRYPTO_SHA1=y
diff --git a/arch/arm/configs/kafa_defconfig b/arch/arm/configs/kafa_defconfig
deleted file mode 100644
index 896dbe0..0000000
--- a/arch/arm/configs/kafa_defconfig
+++ /dev/null
@@ -1,61 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-# CONFIG_LOCALVERSION_AUTO is not set
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_SLAB=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_IOSCHED_CFQ is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_KAFA=y
-# CONFIG_ARM_THUMB is not set
-CONFIG_PREEMPT=y
-CONFIG_LEDS=y
-CONFIG_LEDS_CPU=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="mem=32M console=ttyS0,115200 initrd=0x20800000,10M root=/dev/ram0 rw"
-CONFIG_FPE_NWFPE=y
-CONFIG_BINFMT_MISC=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-# CONFIG_INET_DIAG is not set
-# CONFIG_IPV6 is not set
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK_RO=y
-CONFIG_NETDEVICES=y
-CONFIG_PHYLIB=y
-CONFIG_DAVICOM_PHY=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-CONFIG_LEGACY_PTY_COUNT=32
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_GPIO=y
-# CONFIG_HWMON is not set
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-CONFIG_AT91RM9200_WATCHDOG=y
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_RTC_CLASS=y
-# CONFIG_RTC_HCTOSYS is not set
-CONFIG_RTC_DRV_AT91RM9200=y
-CONFIG_EXT3_FS=y
-# CONFIG_EXT3_FS_XATTR is not set
-CONFIG_TMPFS=y
-CONFIG_CRAMFS=y
-CONFIG_NFS_FS=m
-CONFIG_NFS_V3=y
-CONFIG_CRYPTO_MD5=y
-CONFIG_CRYPTO_DES=y
diff --git a/arch/arm/configs/kb9202_defconfig b/arch/arm/configs/kb9202_defconfig
deleted file mode 100644
index 9f906a8..0000000
--- a/arch/arm/configs/kb9202_defconfig
+++ /dev/null
@@ -1,127 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_POSIX_MQUEUE=y
-CONFIG_BSD_PROCESS_ACCT=y
-CONFIG_AUDIT=y
-CONFIG_IKCONFIG=y
-CONFIG_IKCONFIG_PROC=y
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_KALLSYMS_EXTRA_PASS=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODVERSIONS=y
-CONFIG_MODULE_SRCVERSION_ALL=y
-# CONFIG_BLK_DEV_BSG is not set
-# CONFIG_IOSCHED_DEADLINE is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_KB9200=y
-CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
-CONFIG_NO_HZ=y
-CONFIG_HIGH_RES_TIMERS=y
-CONFIG_PREEMPT=y
-CONFIG_AEABI=y
-CONFIG_ZBOOT_ROM_TEXT=0x10000000
-CONFIG_ZBOOT_ROM_BSS=0x20040000
-CONFIG_CMDLINE="noinitrd root=/dev/mtdblock0 rootfstype=jffs2 mem=64M"
-CONFIG_KEXEC=y
-CONFIG_FPE_NWFPE=y
-CONFIG_BINFMT_MISC=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-CONFIG_IP_PNP_BOOTP=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
-# CONFIG_INET_DIAG is not set
-# CONFIG_IPV6 is not set
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-# CONFIG_FIRMWARE_IN_KERNEL is not set
-CONFIG_MTD=y
-CONFIG_MTD_CONCAT=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_CFI_INTELEXT=y
-CONFIG_MTD_COMPLEX_MAPPINGS=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_MTD_NAND=y
-CONFIG_MTD_NAND_ATMEL=y
-CONFIG_MTD_UBI=y
-CONFIG_MTD_UBI_GLUEBI=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=16384
-CONFIG_ATMEL_TCLIB=y
-CONFIG_ATMEL_SSC=y
-CONFIG_SCSI=y
-CONFIG_BLK_DEV_SD=y
-CONFIG_CHR_DEV_SG=y
-CONFIG_SCSI_MULTI_LUN=y
-CONFIG_SCSI_CONSTANTS=y
-CONFIG_SCSI_LOGGING=y
-CONFIG_SCSI_SPI_ATTRS=m
-# CONFIG_SCSI_LOWLEVEL is not set
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-# CONFIG_LEGACY_PTYS is not set
-# CONFIG_HW_RANDOM is not set
-# CONFIG_HWMON is not set
-CONFIG_WATCHDOG=y
-CONFIG_AT91RM9200_WATCHDOG=y
-CONFIG_FB=y
-CONFIG_FB_MODE_HELPERS=y
-CONFIG_FB_TILEBLITTING=y
-CONFIG_BACKLIGHT_LCD_SUPPORT=y
-# CONFIG_LCD_CLASS_DEVICE is not set
-CONFIG_BACKLIGHT_CLASS_DEVICE=y
-# CONFIG_BACKLIGHT_GENERIC is not set
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_FONTS=y
-CONFIG_FONT_MINI_4x6=y
-# CONFIG_HID_SUPPORT is not set
-CONFIG_USB=y
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_STORAGE=y
-CONFIG_USB_LIBUSUAL=y
-CONFIG_MMC=y
-CONFIG_MMC_AT91=m
-CONFIG_RTC_CLASS=y
-CONFIG_RTC_DRV_AT91RM9200=y
-CONFIG_EXT2_FS=y
-CONFIG_EXT3_FS=y
-# CONFIG_DNOTIFY is not set
-CONFIG_INOTIFY=y
-CONFIG_VFAT_FS=y
-CONFIG_TMPFS=y
-CONFIG_CONFIGFS_FS=y
-CONFIG_JFFS2_FS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_ROOT_NFS=y
-CONFIG_NLS_CODEPAGE_437=y
-CONFIG_NLS_UTF8=y
-CONFIG_MAGIC_SYSRQ=y
-CONFIG_DEBUG_FS=y
-CONFIG_DEBUG_KERNEL=y
-# CONFIG_SCHED_DEBUG is not set
-# CONFIG_DEBUG_PREEMPT is not set
-# CONFIG_RCU_CPU_STALL_DETECTOR is not set
diff --git a/arch/arm/configs/onearm_defconfig b/arch/arm/configs/onearm_defconfig
deleted file mode 100644
index 1579857..0000000
--- a/arch/arm/configs/onearm_defconfig
+++ /dev/null
@@ -1,80 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_EMBEDDED=y
-CONFIG_SLAB=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_IOSCHED_DEADLINE is not set
-# CONFIG_IOSCHED_CFQ is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_ONEARM=y
-CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
-# CONFIG_ARM_THUMB is not set
-CONFIG_PCCARD=y
-CONFIG_AT91_CF=y
-CONFIG_LEDS=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="console=ttyS0,115200 root=/dev/nfs ip=bootp mem=64M"
-CONFIG_FPE_NWFPE=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_BOOTP=y
-CONFIG_IPV6=y
-# CONFIG_INET6_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET6_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET6_XFRM_MODE_BEET is not set
-# CONFIG_IPV6_SIT is not set
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_JEDECPROBE=y
-CONFIG_MTD_CFI_AMDSTD=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_BLK_DEV_NBD=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=8192
-CONFIG_NETDEVICES=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-# CONFIG_VT is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-# CONFIG_HW_RANDOM is not set
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-CONFIG_AT91RM9200_WATCHDOG=y
-# CONFIG_USB_HID is not set
-CONFIG_USB=y
-CONFIG_USB_DEBUG=y
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_MON=y
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_GADGET=y
-CONFIG_MMC=y
-CONFIG_EXT2_FS=y
-CONFIG_INOTIFY=y
-CONFIG_TMPFS=y
-CONFIG_CRAMFS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_NFS_V3_ACL=y
-CONFIG_ROOT_NFS=y
-CONFIG_DEBUG_KERNEL=y
-CONFIG_DEBUG_USER=y
-CONFIG_DEBUG_LL=y
diff --git a/arch/arm/configs/picotux200_defconfig b/arch/arm/configs/picotux200_defconfig
deleted file mode 100644
index 4c9afa4..0000000
--- a/arch/arm/configs/picotux200_defconfig
+++ /dev/null
@@ -1,242 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-CONFIG_SYSVIPC=y
-CONFIG_IKCONFIG=m
-CONFIG_IKCONFIG_PROC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_EMBEDDED=y
-# CONFIG_KALLSYMS is not set
-CONFIG_SLAB=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_IOSCHED_DEADLINE is not set
-# CONFIG_IOSCHED_CFQ is not set
-CONFIG_ARCH_AT91=y
-CONFIG_MACH_PICOTUX2XX=y
-CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
-CONFIG_AEABI=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_KEXEC=y
-CONFIG_FPE_NWFPE=y
-CONFIG_BINFMT_MISC=m
-CONFIG_NET=y
-CONFIG_PACKET=m
-CONFIG_UNIX=y
-CONFIG_XFRM_USER=m
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_BOOTP=y
-CONFIG_NET_IPIP=m
-CONFIG_NET_IPGRE=m
-CONFIG_INET_AH=m
-CONFIG_INET_ESP=m
-CONFIG_INET_IPCOMP=m
-CONFIG_INET_XFRM_MODE_TRANSPORT=m
-CONFIG_INET_XFRM_MODE_TUNNEL=m
-CONFIG_INET_XFRM_MODE_BEET=m
-CONFIG_INET_DIAG=m
-CONFIG_IPV6_PRIVACY=y
-CONFIG_IPV6_ROUTER_PREF=y
-CONFIG_IPV6_ROUTE_INFO=y
-CONFIG_INET6_AH=m
-CONFIG_INET6_ESP=m
-CONFIG_INET6_IPCOMP=m
-CONFIG_IPV6_MIP6=m
-CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m
-CONFIG_IPV6_TUNNEL=m
-CONFIG_BRIDGE=m
-CONFIG_VLAN_8021Q=m
-CONFIG_BT=m
-CONFIG_BT_L2CAP=m
-CONFIG_BT_SCO=m
-CONFIG_BT_RFCOMM=m
-CONFIG_BT_RFCOMM_TTY=y
-CONFIG_BT_BNEP=m
-CONFIG_BT_BNEP_MC_FILTER=y
-CONFIG_BT_BNEP_PROTO_FILTER=y
-CONFIG_BT_HIDP=m
-CONFIG_FW_LOADER=m
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_CFI_AMDSTD=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_BLK_DEV_LOOP=m
-CONFIG_EEPROM_LEGACY=m
-CONFIG_SCSI=m
-CONFIG_BLK_DEV_SD=m
-CONFIG_BLK_DEV_SR=m
-CONFIG_BLK_DEV_SR_VENDOR=y
-CONFIG_CHR_DEV_SG=m
-CONFIG_NETDEVICES=y
-CONFIG_TUN=m
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-CONFIG_USB_CATC=m
-CONFIG_USB_KAWETH=m
-CONFIG_USB_PEGASUS=m
-CONFIG_USB_RTL8150=m
-CONFIG_USB_USBNET=m
-CONFIG_USB_NET_DM9601=m
-CONFIG_USB_NET_GL620A=m
-CONFIG_USB_NET_PLUSB=m
-CONFIG_USB_NET_MCS7830=m
-CONFIG_USB_NET_RNDIS_HOST=m
-CONFIG_USB_ALI_M5632=y
-CONFIG_USB_AN2720=y
-CONFIG_USB_EPSON2888=y
-CONFIG_USB_KC2190=y
-CONFIG_PPP=m
-CONFIG_PPP_FILTER=y
-CONFIG_PPP_ASYNC=m
-CONFIG_PPP_DEFLATE=m
-CONFIG_PPP_BSDCOMP=m
-CONFIG_PPP_MPPE=m
-CONFIG_PPPOE=m
-CONFIG_SLIP=m
-CONFIG_SLIP_COMPRESSED=y
-CONFIG_SLIP_SMART=y
-CONFIG_SLIP_MODE_SLIP6=y
-# CONFIG_INPUT_MOUSEDEV is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-# CONFIG_VT is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-# CONFIG_LEGACY_PTYS is not set
-CONFIG_I2C=m
-CONFIG_I2C_CHARDEV=m
-CONFIG_I2C_GPIO=m
-CONFIG_HWMON=m
-CONFIG_SENSORS_ADM1021=m
-CONFIG_SENSORS_ADM1025=m
-CONFIG_SENSORS_ADM1026=m
-CONFIG_SENSORS_ADM1029=m
-CONFIG_SENSORS_ADM1031=m
-CONFIG_SENSORS_ADM9240=m
-CONFIG_SENSORS_DS1621=m
-CONFIG_SENSORS_GL518SM=m
-CONFIG_SENSORS_GL520SM=m
-CONFIG_SENSORS_IT87=m
-CONFIG_SENSORS_LM63=m
-CONFIG_SENSORS_LM75=m
-CONFIG_SENSORS_LM77=m
-CONFIG_SENSORS_LM78=m
-CONFIG_SENSORS_LM80=m
-CONFIG_SENSORS_LM83=m
-CONFIG_SENSORS_LM85=m
-CONFIG_SENSORS_LM87=m
-CONFIG_SENSORS_LM90=m
-CONFIG_SENSORS_LM92=m
-CONFIG_SENSORS_MAX1619=m
-CONFIG_SENSORS_PCF8591=m
-CONFIG_SENSORS_SMSC47B397=m
-CONFIG_SENSORS_W83781D=m
-CONFIG_SENSORS_W83791D=m
-CONFIG_SENSORS_W83792D=m
-CONFIG_SENSORS_W83793=m
-CONFIG_SENSORS_W83L785TS=m
-CONFIG_WATCHDOG=y
-CONFIG_WATCHDOG_NOWAYOUT=y
-CONFIG_AT91RM9200_WATCHDOG=m
-CONFIG_HID=m
-CONFIG_USB=m
-CONFIG_USB_DEVICEFS=y
-CONFIG_USB_OHCI_HCD=m
-CONFIG_USB_ACM=m
-CONFIG_USB_PRINTER=m
-CONFIG_USB_STORAGE=m
-CONFIG_USB_SERIAL=m
-CONFIG_USB_SERIAL_GENERIC=y
-CONFIG_USB_SERIAL_PL2303=m
-CONFIG_MMC=m
-CONFIG_MMC_AT91=m
-CONFIG_RTC_CLASS=m
-CONFIG_RTC_DRV_AT91RM9200=m
-CONFIG_EXT2_FS=m
-CONFIG_EXT3_FS=m
-# CONFIG_EXT3_FS_XATTR is not set
-CONFIG_INOTIFY=y
-CONFIG_ISO9660_FS=m
-CONFIG_JOLIET=y
-CONFIG_UDF_FS=m
-CONFIG_MSDOS_FS=m
-CONFIG_VFAT_FS=m
-CONFIG_NTFS_FS=m
-CONFIG_TMPFS=y
-CONFIG_JFFS2_FS=y
-CONFIG_JFFS2_SUMMARY=y
-CONFIG_JFFS2_COMPRESSION_OPTIONS=y
-CONFIG_NFS_FS=m
-CONFIG_SMB_FS=m
-CONFIG_CIFS=m
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_AMIGA_PARTITION=y
-CONFIG_NLS_DEFAULT="utf-8"
-CONFIG_NLS_CODEPAGE_437=m
-CONFIG_NLS_CODEPAGE_737=m
-CONFIG_NLS_CODEPAGE_775=m
-CONFIG_NLS_CODEPAGE_850=m
-CONFIG_NLS_CODEPAGE_852=m
-CONFIG_NLS_CODEPAGE_855=m
-CONFIG_NLS_CODEPAGE_857=m
-CONFIG_NLS_CODEPAGE_860=m
-CONFIG_NLS_CODEPAGE_861=m
-CONFIG_NLS_CODEPAGE_862=m
-CONFIG_NLS_CODEPAGE_863=m
-CONFIG_NLS_CODEPAGE_864=m
-CONFIG_NLS_CODEPAGE_865=m
-CONFIG_NLS_CODEPAGE_866=m
-CONFIG_NLS_CODEPAGE_869=m
-CONFIG_NLS_CODEPAGE_936=m
-CONFIG_NLS_CODEPAGE_950=m
-CONFIG_NLS_CODEPAGE_932=m
-CONFIG_NLS_CODEPAGE_949=m
-CONFIG_NLS_CODEPAGE_874=m
-CONFIG_NLS_ISO8859_8=m
-CONFIG_NLS_CODEPAGE_1250=m
-CONFIG_NLS_CODEPAGE_1251=m
-CONFIG_NLS_ASCII=m
-CONFIG_NLS_ISO8859_1=m
-CONFIG_NLS_ISO8859_2=m
-CONFIG_NLS_ISO8859_3=m
-CONFIG_NLS_ISO8859_4=m
-CONFIG_NLS_ISO8859_5=m
-CONFIG_NLS_ISO8859_6=m
-CONFIG_NLS_ISO8859_7=m
-CONFIG_NLS_ISO8859_9=m
-CONFIG_NLS_ISO8859_13=m
-CONFIG_NLS_ISO8859_14=m
-CONFIG_NLS_ISO8859_15=m
-CONFIG_NLS_KOI8_R=m
-CONFIG_NLS_KOI8_U=m
-CONFIG_NLS_UTF8=m
-CONFIG_DEBUG_KERNEL=y
-# CONFIG_DEBUG_BUGVERBOSE is not set
-CONFIG_DEBUG_LL=y
-CONFIG_CRYPTO_NULL=m
-CONFIG_CRYPTO_TEST=m
-CONFIG_CRYPTO_LRW=m
-CONFIG_CRYPTO_PCBC=m
-CONFIG_CRYPTO_XCBC=m
-CONFIG_CRYPTO_MD4=m
-CONFIG_CRYPTO_MICHAEL_MIC=m
-CONFIG_CRYPTO_SHA256=m
-CONFIG_CRYPTO_SHA512=m
-CONFIG_CRYPTO_TGR192=m
-CONFIG_CRYPTO_WP512=m
-CONFIG_CRYPTO_ANUBIS=m
-CONFIG_CRYPTO_BLOWFISH=m
-CONFIG_CRYPTO_CAMELLIA=m
-CONFIG_CRYPTO_CAST5=m
-CONFIG_CRYPTO_CAST6=m
-CONFIG_CRYPTO_FCRYPT=m
-CONFIG_CRYPTO_KHAZAD=m
-CONFIG_CRYPTO_SERPENT=m
-CONFIG_CRYPTO_TEA=m
-CONFIG_CRYPTO_TWOFISH=m
-CONFIG_LIBCRC32C=m
diff --git a/arch/arm/configs/yl9200_defconfig b/arch/arm/configs/yl9200_defconfig
deleted file mode 100644
index 30c537f..0000000
--- a/arch/arm/configs/yl9200_defconfig
+++ /dev/null
@@ -1,137 +0,0 @@
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_BLK_DEV_INITRD=y
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-# CONFIG_IOSCHED_DEADLINE is not set
-# CONFIG_IOSCHED_CFQ is not set
-CONFIG_ARCH_AT91=y
-CONFIG_ARCH_AT91RM9200DK=y
-CONFIG_MACH_YL9200=y
-# CONFIG_ARM_THUMB is not set
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="mem=32M console=ttyS0,115200 initrd=0x20410000,3145728 root=/dev/ram0 rw"
-CONFIG_FPE_NWFPE=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
-# CONFIG_INET_DIAG is not set
-# CONFIG_IPV6 is not set
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_MTD=y
-CONFIG_MTD_CONCAT=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_JEDECPROBE=y
-CONFIG_MTD_CFI_INTELEXT=y
-CONFIG_MTD_COMPLEX_MAPPINGS=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_MTD_PLATRAM=y
-CONFIG_MTD_NAND=y
-CONFIG_MTD_NAND_ATMEL=y
-CONFIG_MTD_NAND_PLATFORM=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_COUNT=3
-CONFIG_BLK_DEV_RAM_SIZE=8192
-# CONFIG_MISC_DEVICES is not set
-CONFIG_BLK_DEV_SD=y
-CONFIG_ATA=y
-CONFIG_NETDEVICES=y
-CONFIG_PHYLIB=y
-CONFIG_DAVICOM_PHY=y
-CONFIG_NET_ETHERNET=y
-CONFIG_ARM_AT91_ETHER=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-CONFIG_INPUT_MOUSEDEV_SCREEN_X=640
-CONFIG_INPUT_MOUSEDEV_SCREEN_Y=480
-CONFIG_INPUT_EVDEV=y
-# CONFIG_KEYBOARD_ATKBD is not set
-CONFIG_KEYBOARD_GPIO=y
-CONFIG_INPUT_TOUCHSCREEN=y
-CONFIG_TOUCHSCREEN_ADS7846=y
-# CONFIG_SERIO_SERPORT is not set
-CONFIG_SERIAL_ATMEL=y
-CONFIG_SERIAL_ATMEL_CONSOLE=y
-# CONFIG_HW_RANDOM is not set
-CONFIG_I2C=y
-CONFIG_SPI=y
-CONFIG_SPI_DEBUG=y
-CONFIG_SPI_ATMEL=y
-CONFIG_FB=y
-CONFIG_BACKLIGHT_LCD_SUPPORT=y
-CONFIG_LCD_CLASS_DEVICE=y
-CONFIG_BACKLIGHT_CLASS_DEVICE=y
-CONFIG_DISPLAY_SUPPORT=y
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_LOGO=y
-# CONFIG_LOGO_LINUX_MONO is not set
-# CONFIG_LOGO_LINUX_VGA16 is not set
-CONFIG_USB=y
-CONFIG_USB_DEBUG=y
-CONFIG_USB_DEVICEFS=y
-# CONFIG_USB_DEVICE_CLASS is not set
-CONFIG_USB_MON=y
-CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_STORAGE=y
-CONFIG_USB_GADGET=y
-CONFIG_USB_GADGET_M66592=y
-CONFIG_USB_FILE_STORAGE=m
-CONFIG_MMC=y
-CONFIG_MMC_DEBUG=y
-# CONFIG_MMC_BLOCK_BOUNCE is not set
-CONFIG_MMC_AT91=m
-CONFIG_NEW_LEDS=y
-CONFIG_LEDS_CLASS=y
-CONFIG_LEDS_GPIO=y
-CONFIG_LEDS_TRIGGERS=y
-CONFIG_LEDS_TRIGGER_TIMER=y
-CONFIG_LEDS_TRIGGER_HEARTBEAT=y
-CONFIG_RTC_CLASS=y
-CONFIG_RTC_DRV_AT91RM9200=y
-CONFIG_EXT2_FS=y
-CONFIG_EXT2_FS_XATTR=y
-CONFIG_EXT3_FS=y
-CONFIG_REISERFS_FS=y
-CONFIG_INOTIFY=y
-CONFIG_ISO9660_FS=y
-CONFIG_JOLIET=y
-CONFIG_ZISOFS=y
-CONFIG_UDF_FS=y
-CONFIG_MSDOS_FS=y
-CONFIG_VFAT_FS=y
-CONFIG_TMPFS=y
-CONFIG_JFFS2_FS=y
-CONFIG_JFFS2_FS_DEBUG=1
-CONFIG_JFFS2_COMPRESSION_OPTIONS=y
-CONFIG_JFFS2_RUBIN=y
-CONFIG_CRAMFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_MAC_PARTITION=y
-CONFIG_NLS_CODEPAGE_437=y
-CONFIG_NLS_ISO8859_1=y
-# CONFIG_ENABLE_MUST_CHECK is not set
-CONFIG_DEBUG_FS=y
-CONFIG_DEBUG_KERNEL=y
-CONFIG_SLUB_DEBUG_ON=y
-CONFIG_DEBUG_KOBJECT=y
-CONFIG_DEBUG_INFO=y
-CONFIG_DEBUG_LIST=y
-CONFIG_DEBUG_USER=y
-CONFIG_DEBUG_ERRORS=y
-CONFIG_DEBUG_LL=y
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 4e84d09..bc2d2d7 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -158,16 +158,24 @@
#ifdef CONFIG_SMP
#define ALT_SMP(instr...) \
9998: instr
+/*
+ * Note: if you get assembler errors from ALT_UP() when building with
+ * CONFIG_THUMB2_KERNEL, you almost certainly need to use
+ * ALT_SMP( W(instr) ... )
+ */
#define ALT_UP(instr...) \
.pushsection ".alt.smp.init", "a" ;\
.long 9998b ;\
- instr ;\
+9997: instr ;\
+ .if . - 9997b != 4 ;\
+ .error "ALT_UP() content must assemble to exactly 4 bytes";\
+ .endif ;\
.popsection
#define ALT_UP_B(label) \
.equ up_b_offset, label - 9998b ;\
.pushsection ".alt.smp.init", "a" ;\
.long 9998b ;\
- b . + up_b_offset ;\
+ W(b) . + up_b_offset ;\
.popsection
#else
#define ALT_SMP(instr...)
@@ -178,16 +186,24 @@
/*
* SMP data memory barrier
*/
- .macro smp_dmb
+ .macro smp_dmb mode
#ifdef CONFIG_SMP
#if __LINUX_ARM_ARCH__ >= 7
+ .ifeqs "\mode","arm"
ALT_SMP(dmb)
+ .else
+ ALT_SMP(W(dmb))
+ .endif
#elif __LINUX_ARM_ARCH__ == 6
ALT_SMP(mcr p15, 0, r0, c7, c10, 5) @ dmb
#else
#error Incompatible SMP platform
#endif
+ .ifeqs "\mode","arm"
ALT_UP(nop)
+ .else
+ ALT_UP(W(nop))
+ .endif
#endif
.endm
@@ -239,7 +255,7 @@
@ Slightly optimised to avoid incrementing the pointer twice
usraccoff \instr, \reg, \ptr, \inc, 0, \cond, \abort
.if \rept == 2
- usraccoff \instr, \reg, \ptr, \inc, 4, \cond, \abort
+ usraccoff \instr, \reg, \ptr, \inc, \inc, \cond, \abort
.endif
add\cond \ptr, #\rept * \inc
diff --git a/arch/arm/include/asm/entry-macro-multi.S b/arch/arm/include/asm/entry-macro-multi.S
index 44f21d4..ec0bbf7 100644
--- a/arch/arm/include/asm/entry-macro-multi.S
+++ b/arch/arm/include/asm/entry-macro-multi.S
@@ -20,7 +20,7 @@
*/
ALT_SMP(test_for_ipi r0, r6, r5, lr)
ALT_UP_B(9997f)
- movne r0, sp
+ movne r1, sp
adrne lr, BSYM(1b)
bne do_IPI
diff --git a/arch/arm/include/asm/hardirq.h b/arch/arm/include/asm/hardirq.h
index 6d7485a..89ad180 100644
--- a/arch/arm/include/asm/hardirq.h
+++ b/arch/arm/include/asm/hardirq.h
@@ -5,13 +5,31 @@
#include <linux/threads.h>
#include <asm/irq.h>
+#define NR_IPI 5
+
typedef struct {
unsigned int __softirq_pending;
+#ifdef CONFIG_LOCAL_TIMERS
unsigned int local_timer_irqs;
+#endif
+#ifdef CONFIG_SMP
+ unsigned int ipi_irqs[NR_IPI];
+#endif
} ____cacheline_aligned irq_cpustat_t;
#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
+#define __inc_irq_stat(cpu, member) __IRQ_STAT(cpu, member)++
+#define __get_irq_stat(cpu, member) __IRQ_STAT(cpu, member)
+
+#ifdef CONFIG_SMP
+u64 smp_irq_stat_cpu(unsigned int cpu);
+#else
+#define smp_irq_stat_cpu(cpu) 0
+#endif
+
+#define arch_irq_stat_cpu smp_irq_stat_cpu
+
#if NR_IRQS > 512
#define HARDIRQ_BITS 10
#elif NR_IRQS > 256
diff --git a/arch/arm/include/asm/hardware/it8152.h b/arch/arm/include/asm/hardware/it8152.h
index 6700c7f..21fa272 100644
--- a/arch/arm/include/asm/hardware/it8152.h
+++ b/arch/arm/include/asm/hardware/it8152.h
@@ -75,7 +75,7 @@ extern unsigned long it8152_base_address;
IT8152_PD_IRQ(1) USB (USBR)
IT8152_PD_IRQ(0) Audio controller (ACR)
*/
-#define IT8152_IRQ(x) (IRQ_BOARD_END + (x))
+#define IT8152_IRQ(x) (IRQ_BOARD_START + (x))
/* IRQ-sources in 3 groups - local devices, LPC (serial), and external PCI */
#define IT8152_LD_IRQ_COUNT 9
diff --git a/arch/arm/include/asm/localtimer.h b/arch/arm/include/asm/localtimer.h
index 50c7e7c..6bc63ab 100644
--- a/arch/arm/include/asm/localtimer.h
+++ b/arch/arm/include/asm/localtimer.h
@@ -30,7 +30,6 @@ asmlinkage void do_local_timer(struct pt_regs *);
#include "smp_twd.h"
#define local_timer_ack() twd_timer_ack()
-#define local_timer_stop() twd_timer_stop()
#else
@@ -40,11 +39,6 @@ asmlinkage void do_local_timer(struct pt_regs *);
*/
int local_timer_ack(void);
-/*
- * Stop a local timer interrupt.
- */
-void local_timer_stop(void);
-
#endif
/*
@@ -52,12 +46,6 @@ void local_timer_stop(void);
*/
void local_timer_setup(struct clock_event_device *);
-#else
-
-static inline void local_timer_stop(void)
-{
-}
-
#endif
#endif
diff --git a/arch/arm/include/asm/mach/irq.h b/arch/arm/include/asm/mach/irq.h
index 831e814..22ac140 100644
--- a/arch/arm/include/asm/mach/irq.h
+++ b/arch/arm/include/asm/mach/irq.h
@@ -18,7 +18,7 @@ struct seq_file;
* This is internal. Do not use it.
*/
extern void init_FIQ(void);
-extern int show_fiq_list(struct seq_file *, void *);
+extern int show_fiq_list(struct seq_file *, int);
#ifdef CONFIG_MULTI_IRQ_HANDLER
extern void (*handle_arch_irq)(struct pt_regs *);
diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h
index 68870c7..b4ffe9d 100644
--- a/arch/arm/include/asm/mmu.h
+++ b/arch/arm/include/asm/mmu.h
@@ -13,6 +13,10 @@ typedef struct {
#ifdef CONFIG_CPU_HAS_ASID
#define ASID(mm) ((mm)->context.id & 255)
+
+/* init_mm.context.id_lock should be initialized. */
+#define INIT_MM_CONTEXT(name) \
+ .context.id_lock = __SPIN_LOCK_UNLOCKED(name.context.id_lock),
#else
#define ASID(mm) (0)
#endif
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index b155414..53d1d5d 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -374,6 +374,9 @@ static inline pte_t *pmd_page_vaddr(pmd_t pmd)
#define pmd_page(pmd) pfn_to_page(__phys_to_pfn(pmd_val(pmd)))
+/* we don't need complex calculations here as the pmd is folded into the pgd */
+#define pmd_addr_end(addr,end) (end)
+
/*
* Conversion functions: convert a page and protection to a page entry,
* and a page entry and page directory to the page they refer to.
diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h
index 3d05190..96ed521 100644
--- a/arch/arm/include/asm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -33,27 +33,23 @@ struct seq_file;
/*
* generate IPI list text
*/
-extern void show_ipi_list(struct seq_file *p);
+extern void show_ipi_list(struct seq_file *, int);
/*
* Called from assembly code, this handles an IPI.
*/
-asmlinkage void do_IPI(struct pt_regs *regs);
+asmlinkage void do_IPI(int ipinr, struct pt_regs *regs);
/*
* Setup the set of possible CPUs (via set_cpu_possible)
*/
extern void smp_init_cpus(void);
-/*
- * Move global data into per-processor storage.
- */
-extern void smp_store_cpu_info(unsigned int cpuid);
/*
* Raise an IPI cross call on CPUs in callmap.
*/
-extern void smp_cross_call(const struct cpumask *mask);
+extern void smp_cross_call(const struct cpumask *mask, int ipi);
/*
* Boot a secondary CPU, and assign it the specified idle task.
@@ -73,6 +69,11 @@ asmlinkage void secondary_start_kernel(void);
extern void platform_secondary_init(unsigned int cpu);
/*
+ * Initialize cpu_possible map, and enable coherency
+ */
+extern void platform_smp_prepare_cpus(unsigned int);
+
+/*
* Initial data for bringing up a secondary CPU.
*/
struct secondary_data {
@@ -97,6 +98,6 @@ extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
/*
* show local interrupt info
*/
-extern void show_local_irqs(struct seq_file *);
+extern void show_local_irqs(struct seq_file *, int);
#endif /* ifndef __ASM_ARM_SMP_H */
diff --git a/arch/arm/include/asm/smp_mpidr.h b/arch/arm/include/asm/smp_mpidr.h
deleted file mode 100644
index 6a9307d..0000000
--- a/arch/arm/include/asm/smp_mpidr.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef ASMARM_SMP_MIDR_H
-#define ASMARM_SMP_MIDR_H
-
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("\n" \
- "1: mrc p15, 0, %0, c0, c0, 5\n" \
- " .pushsection \".alt.smp.init\", \"a\"\n"\
- " .long 1b\n" \
- " mov %0, #0\n" \
- " .popsection" \
- : "=r" (cpunum)); \
- cpunum &= 0x0F; \
- })
-
-#endif
diff --git a/arch/arm/include/asm/smp_twd.h b/arch/arm/include/asm/smp_twd.h
index 634f357..fed9981 100644
--- a/arch/arm/include/asm/smp_twd.h
+++ b/arch/arm/include/asm/smp_twd.h
@@ -22,7 +22,6 @@ struct clock_event_device;
extern void __iomem *twd_base;
-void twd_timer_stop(void);
int twd_timer_ack(void);
void twd_timer_setup(struct clock_event_device *);
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index 4036a59..0e10679 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -29,7 +29,7 @@ obj-$(CONFIG_MODULES) += armksyms.o module.o
obj-$(CONFIG_ARTHUR) += arthur.o
obj-$(CONFIG_ISA_DMA) += dma-isa.o
obj-$(CONFIG_PCI) += bios32.o isa.o
-obj-$(CONFIG_SMP) += smp.o
+obj-$(CONFIG_SMP) += smp.o smp_tlb.o
obj-$(CONFIG_HAVE_ARM_SCU) += smp_scu.o
obj-$(CONFIG_HAVE_ARM_TWD) += smp_twd.o
obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index a866dce..8e2dacd 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -822,7 +822,7 @@ __kuser_helper_start:
*/
__kuser_memory_barrier: @ 0xffff0fa0
- smp_dmb
+ smp_dmb arm
usr_ret lr
.align 5
@@ -939,7 +939,7 @@ kuser_cmpxchg_fixup:
#else
- smp_dmb
+ smp_dmb arm
1: ldrex r3, [r2]
subs r3, r3, r0
strexeq r3, r1, [r2]
diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c
index d601ef2..e72dc34 100644
--- a/arch/arm/kernel/fiq.c
+++ b/arch/arm/kernel/fiq.c
@@ -68,10 +68,11 @@ static struct fiq_handler default_owner = {
static struct fiq_handler *current_fiq = &default_owner;
-int show_fiq_list(struct seq_file *p, void *v)
+int show_fiq_list(struct seq_file *p, int prec)
{
if (current_fiq != &default_owner)
- seq_printf(p, "FIQ: %s\n", current_fiq->name);
+ seq_printf(p, "%*s: %s\n", prec, "FIQ",
+ current_fiq->name);
return 0;
}
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index dd6b369..359e54e 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -89,6 +89,11 @@ ENTRY(stext)
bl __lookup_machine_type @ r5=machinfo
movs r8, r5 @ invalid machine (r5=0)?
beq __error_a @ yes, error 'a'
+
+ /*
+ * r1 = machine no, r2 = atags,
+ * r8 = machinfo, r9 = cpuid, r10 = procinfo
+ */
bl __vet_atags
#ifdef CONFIG_SMP_ON_UP
bl __fixup_smp
@@ -381,19 +386,19 @@ ENDPROC(__turn_mmu_on)
#ifdef CONFIG_SMP_ON_UP
__fixup_smp:
- mov r7, #0x00070000
- orr r6, r7, #0xff000000 @ mask 0xff070000
- orr r7, r7, #0x41000000 @ val 0x41070000
- and r0, r9, r6
- teq r0, r7 @ ARM CPU and ARMv6/v7?
+ mov r4, #0x00070000
+ orr r3, r4, #0xff000000 @ mask 0xff070000
+ orr r4, r4, #0x41000000 @ val 0x41070000
+ and r0, r9, r3
+ teq r0, r4 @ ARM CPU and ARMv6/v7?
bne __fixup_smp_on_up @ no, assume UP
- orr r6, r6, #0x0000ff00
- orr r6, r6, #0x000000f0 @ mask 0xff07fff0
- orr r7, r7, #0x0000b000
- orr r7, r7, #0x00000020 @ val 0x4107b020
- and r0, r9, r6
- teq r0, r7 @ ARM 11MPCore?
+ orr r3, r3, #0x0000ff00
+ orr r3, r3, #0x000000f0 @ mask 0xff07fff0
+ orr r4, r4, #0x0000b000
+ orr r4, r4, #0x00000020 @ val 0x4107b020
+ and r0, r9, r3
+ teq r0, r4 @ ARM 11MPCore?
moveq pc, lr @ yes, assume SMP
mrc p15, 0, r0, c0, c0, 5 @ read MPIDR
@@ -402,15 +407,22 @@ __fixup_smp:
__fixup_smp_on_up:
adr r0, 1f
- ldmia r0, {r3, r6, r7}
+ ldmia r0, {r3 - r5}
sub r3, r0, r3
- add r6, r6, r3
- add r7, r7, r3
-2: cmp r6, r7
- ldmia r6!, {r0, r4}
- strlo r4, [r0, r3]
- blo 2b
- mov pc, lr
+ add r4, r4, r3
+ add r5, r5, r3
+2: cmp r4, r5
+ movhs pc, lr
+ ldmia r4!, {r0, r6}
+ ARM( str r6, [r0, r3] )
+ THUMB( add r0, r0, r3 )
+#ifdef __ARMEB__
+ THUMB( mov r6, r6, ror #16 ) @ Convert word order for big-endian.
+#endif
+ THUMB( strh r6, [r0], #2 ) @ For Thumb-2, store as two halfwords
+ THUMB( mov r6, r6, lsr #16 ) @ to be robust against misaligned r3.
+ THUMB( strh r6, [r0] )
+ b 2b
ENDPROC(__fixup_smp)
1: .word .
diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index 54593b0..21e3a4a 100644
--- a/arch/arm/kernel/hw_breakpoint.c
+++ b/arch/arm/kernel/hw_breakpoint.c
@@ -748,8 +748,7 @@ static int hw_breakpoint_pending(unsigned long addr, unsigned int fsr,
breakpoint_handler(addr, regs);
break;
case ARM_ENTRY_ASYNC_WATCHPOINT:
- WARN_ON("Asynchronous watchpoint exception taken. "
- "Debugging results may be unreliable");
+ WARN(1, "Asynchronous watchpoint exception taken. Debugging results may be unreliable\n");
case ARM_ENTRY_SYNC_WATCHPOINT:
watchpoint_handler(addr, regs);
break;
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index a591971..c126994 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -56,11 +56,20 @@ int show_interrupts(struct seq_file *p, void *v)
struct irq_desc *desc;
struct irqaction * action;
unsigned long flags;
+ int prec, n;
+
+ for (prec = 3, n = 1000; prec < 10 && n <= nr_irqs; prec++)
+ n *= 10;
+
+#ifdef CONFIG_SMP
+ if (prec < 4)
+ prec = 4;
+#endif
if (i == 0) {
char cpuname[12];
- seq_printf(p, " ");
+ seq_printf(p, "%*s ", prec, "");
for_each_present_cpu(cpu) {
sprintf(cpuname, "CPU%d", cpu);
seq_printf(p, " %10s", cpuname);
@@ -75,7 +84,7 @@ int show_interrupts(struct seq_file *p, void *v)
if (!action)
goto unlock;
- seq_printf(p, "%3d: ", i);
+ seq_printf(p, "%*d: ", prec, i);
for_each_present_cpu(cpu)
seq_printf(p, "%10u ", kstat_irqs_cpu(i, cpu));
seq_printf(p, " %10s", desc->chip->name ? : "-");
@@ -88,13 +97,15 @@ unlock:
raw_spin_unlock_irqrestore(&desc->lock, flags);
} else if (i == nr_irqs) {
#ifdef CONFIG_FIQ
- show_fiq_list(p, v);
+ show_fiq_list(p, prec);
#endif
#ifdef CONFIG_SMP
- show_ipi_list(p);
- show_local_irqs(p);
+ show_ipi_list(p, prec);
+#endif
+#ifdef CONFIG_LOCAL_TIMERS
+ show_local_irqs(p, prec);
#endif
- seq_printf(p, "Err: %10lu\n", irq_err_count);
+ seq_printf(p, "%*s: %10lu\n", prec, "Err", irq_err_count);
}
return 0;
}
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 49643b1..07a5035 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -1749,7 +1749,7 @@ static inline int armv7_pmnc_has_overflowed(unsigned long pmnc)
static inline int armv7_pmnc_counter_has_overflowed(unsigned long pmnc,
enum armv7_counters counter)
{
- int ret;
+ int ret = 0;
if (counter == ARMV7_CYCLE_COUNTER)
ret = pmnc & ARMV7_FLAG_C;
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 8c19595..5341b0b 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -24,6 +24,7 @@
#include <linux/irq.h>
#include <linux/percpu.h>
#include <linux/clockchips.h>
+#include <linux/completion.h>
#include <asm/atomic.h>
#include <asm/cacheflush.h>
@@ -37,7 +38,6 @@
#include <asm/tlbflush.h>
#include <asm/ptrace.h>
#include <asm/localtimer.h>
-#include <asm/smp_plat.h>
/*
* as from 2.5, kernels no longer have an init_tasks structure
@@ -46,22 +46,8 @@
*/
struct secondary_data secondary_data;
-/*
- * structures for inter-processor calls
- * - A collection of single bit ipi messages.
- */
-struct ipi_data {
- spinlock_t lock;
- unsigned long ipi_count;
- unsigned long bits;
-};
-
-static DEFINE_PER_CPU(struct ipi_data, ipi_data) = {
- .lock = SPIN_LOCK_UNLOCKED,
-};
-
enum ipi_msg_type {
- IPI_TIMER,
+ IPI_TIMER = 2,
IPI_RESCHEDULE,
IPI_CALL_FUNC,
IPI_CALL_FUNC_SINGLE,
@@ -177,8 +163,12 @@ int __cpuinit __cpu_up(unsigned int cpu)
barrier();
}
- if (!cpu_online(cpu))
+ if (!cpu_online(cpu)) {
+ pr_crit("CPU%u: failed to come online\n", cpu);
ret = -EIO;
+ }
+ } else {
+ pr_err("CPU%u: failed to boot: %d\n", cpu, ret);
}
secondary_data.stack = NULL;
@@ -194,18 +184,12 @@ int __cpuinit __cpu_up(unsigned int cpu)
pgd_free(&init_mm, pgd);
- if (ret) {
- printk(KERN_CRIT "CPU%u: processor failed to boot\n", cpu);
-
- /*
- * FIXME: We need to clean up the new idle thread. --rmk
- */
- }
-
return ret;
}
#ifdef CONFIG_HOTPLUG_CPU
+static void percpu_timer_stop(void);
+
/*
* __cpu_disable runs on the processor to be shutdown.
*/
@@ -233,7 +217,7 @@ int __cpu_disable(void)
/*
* Stop the local timer for this CPU.
*/
- local_timer_stop();
+ percpu_timer_stop();
/*
* Flush user cache and TLB mappings, and then remove this CPU
@@ -252,12 +236,20 @@ int __cpu_disable(void)
return 0;
}
+static DECLARE_COMPLETION(cpu_died);
+
/*
* called on the thread which is asking for a CPU to be shutdown -
* waits until shutdown has completed, or it is timed out.
*/
void __cpu_die(unsigned int cpu)
{
+ if (!wait_for_completion_timeout(&cpu_died, msecs_to_jiffies(5000))) {
+ pr_err("CPU%u: cpu didn't die\n", cpu);
+ return;
+ }
+ printk(KERN_NOTICE "CPU%u: shutdown\n", cpu);
+
if (!platform_cpu_kill(cpu))
printk("CPU%u: unable to kill\n", cpu);
}
@@ -274,12 +266,17 @@ void __ref cpu_die(void)
{
unsigned int cpu = smp_processor_id();
- local_irq_disable();
idle_task_exit();
+ local_irq_disable();
+ mb();
+
+ /* Tell __cpu_die() that this CPU is now safe to dispose of */
+ complete(&cpu_died);
+
/*
* actual CPU shutdown procedure is at least platform (if not
- * CPU) specific
+ * CPU) specific.
*/
platform_cpu_die(cpu);
@@ -289,6 +286,7 @@ void __ref cpu_die(void)
* to be repeated to undo the effects of taking the CPU offline.
*/
__asm__("mov sp, %0\n"
+ " mov fp, #0\n"
" b secondary_start_kernel"
:
: "r" (task_stack_page(current) + THREAD_SIZE - 8));
@@ -296,6 +294,17 @@ void __ref cpu_die(void)
#endif /* CONFIG_HOTPLUG_CPU */
/*
+ * Called by both boot and secondaries to move global data into
+ * per-processor storage.
+ */
+static void __cpuinit smp_store_cpu_info(unsigned int cpuid)
+{
+ struct cpuinfo_arm *cpu_info = &per_cpu(cpu_data, cpuid);
+
+ cpu_info->loops_per_jiffy = loops_per_jiffy;
+}
+
+/*
* This is the secondary CPU boot entry. We're using this CPUs
* idle thread stack, but a set of temporary page tables.
*/
@@ -320,6 +329,7 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
cpu_init();
preempt_disable();
+ trace_hardirqs_off();
/*
* Give the platform a chance to do its own initialisation.
@@ -353,17 +363,6 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
cpu_idle();
}
-/*
- * Called by both boot and secondaries to move global data into
- * per-processor storage.
- */
-void __cpuinit smp_store_cpu_info(unsigned int cpuid)
-{
- struct cpuinfo_arm *cpu_info = &per_cpu(cpu_data, cpuid);
-
- cpu_info->loops_per_jiffy = loops_per_jiffy;
-}
-
void __init smp_cpus_done(unsigned int max_cpus)
{
int cpu;
@@ -386,61 +385,80 @@ void __init smp_prepare_boot_cpu(void)
per_cpu(cpu_data, cpu).idle = current;
}
-static void send_ipi_message(const struct cpumask *mask, enum ipi_msg_type msg)
+void __init smp_prepare_cpus(unsigned int max_cpus)
{
- unsigned long flags;
- unsigned int cpu;
-
- local_irq_save(flags);
+ unsigned int ncores = num_possible_cpus();
- for_each_cpu(cpu, mask) {
- struct ipi_data *ipi = &per_cpu(ipi_data, cpu);
-
- spin_lock(&ipi->lock);
- ipi->bits |= 1 << msg;
- spin_unlock(&ipi->lock);
- }
+ smp_store_cpu_info(smp_processor_id());
/*
- * Call the platform specific cross-CPU call function.
+ * are we trying to boot more cores than exist?
*/
- smp_cross_call(mask);
+ if (max_cpus > ncores)
+ max_cpus = ncores;
+
+ if (max_cpus > 1) {
+ /*
+ * Enable the local timer or broadcast device for the
+ * boot CPU, but only if we have more than one CPU.
+ */
+ percpu_timer_setup();
- local_irq_restore(flags);
+ /*
+ * Initialise the SCU if there are more than one CPU
+ * and let them know where to start.
+ */
+ platform_smp_prepare_cpus(max_cpus);
+ }
}
void arch_send_call_function_ipi_mask(const struct cpumask *mask)
{
- send_ipi_message(mask, IPI_CALL_FUNC);
+ smp_cross_call(mask, IPI_CALL_FUNC);
}
void arch_send_call_function_single_ipi(int cpu)
{
- send_ipi_message(cpumask_of(cpu), IPI_CALL_FUNC_SINGLE);
+ smp_cross_call(cpumask_of(cpu), IPI_CALL_FUNC_SINGLE);
}
-void show_ipi_list(struct seq_file *p)
+static const char *ipi_types[NR_IPI] = {
+#define S(x,s) [x - IPI_TIMER] = s
+ S(IPI_TIMER, "Timer broadcast interrupts"),
+ S(IPI_RESCHEDULE, "Rescheduling interrupts"),
+ S(IPI_CALL_FUNC, "Function call interrupts"),
+ S(IPI_CALL_FUNC_SINGLE, "Single function call interrupts"),
+ S(IPI_CPU_STOP, "CPU stop interrupts"),
+};
+
+void show_ipi_list(struct seq_file *p, int prec)
{
- unsigned int cpu;
+ unsigned int cpu, i;
- seq_puts(p, "IPI:");
+ for (i = 0; i < NR_IPI; i++) {
+ seq_printf(p, "%*s%u: ", prec - 1, "IPI", i);
- for_each_present_cpu(cpu)
- seq_printf(p, " %10lu", per_cpu(ipi_data, cpu).ipi_count);
+ for_each_present_cpu(cpu)
+ seq_printf(p, "%10u ",
+ __get_irq_stat(cpu, ipi_irqs[i]));
- seq_putc(p, '\n');
+ seq_printf(p, " %s\n", ipi_types[i]);
+ }
}
-void show_local_irqs(struct seq_file *p)
+u64 smp_irq_stat_cpu(unsigned int cpu)
{
- unsigned int cpu;
+ u64 sum = 0;
+ int i;
- seq_printf(p, "LOC: ");
+ for (i = 0; i < NR_IPI; i++)
+ sum += __get_irq_stat(cpu, ipi_irqs[i]);
- for_each_present_cpu(cpu)
- seq_printf(p, "%10u ", irq_stat[cpu].local_timer_irqs);
+#ifdef CONFIG_LOCAL_TIMERS
+ sum += __get_irq_stat(cpu, local_timer_irqs);
+#endif
- seq_putc(p, '\n');
+ return sum;
}
/*
@@ -463,18 +481,30 @@ asmlinkage void __exception do_local_timer(struct pt_regs *regs)
int cpu = smp_processor_id();
if (local_timer_ack()) {
- irq_stat[cpu].local_timer_irqs++;
+ __inc_irq_stat(cpu, local_timer_irqs);
ipi_timer();
}
set_irq_regs(old_regs);
}
+
+void show_local_irqs(struct seq_file *p, int prec)
+{
+ unsigned int cpu;
+
+ seq_printf(p, "%*s: ", prec, "LOC");
+
+ for_each_present_cpu(cpu)
+ seq_printf(p, "%10u ", __get_irq_stat(cpu, local_timer_irqs));
+
+ seq_printf(p, " Local timer interrupts\n");
+}
#endif
#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
static void smp_timer_broadcast(const struct cpumask *mask)
{
- send_ipi_message(mask, IPI_TIMER);
+ smp_cross_call(mask, IPI_TIMER);
}
#else
#define smp_timer_broadcast NULL
@@ -511,6 +541,21 @@ void __cpuinit percpu_timer_setup(void)
local_timer_setup(evt);
}
+#ifdef CONFIG_HOTPLUG_CPU
+/*
+ * The generic clock events code purposely does not stop the local timer
+ * on CPU_DEAD/CPU_DEAD_FROZEN hotplug events, so we have to do it
+ * manually here.
+ */
+static void percpu_timer_stop(void)
+{
+ unsigned int cpu = smp_processor_id();
+ struct clock_event_device *evt = &per_cpu(percpu_clockevent, cpu);
+
+ evt->set_mode(CLOCK_EVT_MODE_UNUSED, evt);
+}
+#endif
+
static DEFINE_SPINLOCK(stop_lock);
/*
@@ -537,216 +582,76 @@ static void ipi_cpu_stop(unsigned int cpu)
/*
* Main handler for inter-processor interrupts
- *
- * For ARM, the ipimask now only identifies a single
- * category of IPI (Bit 1 IPIs have been replaced by a
- * different mechanism):
- *
- * Bit 0 - Inter-processor function call
*/
-asmlinkage void __exception do_IPI(struct pt_regs *regs)
+asmlinkage void __exception do_IPI(int ipinr, struct pt_regs *regs)
{
unsigned int cpu = smp_processor_id();
- struct ipi_data *ipi = &per_cpu(ipi_data, cpu);
struct pt_regs *old_regs = set_irq_regs(regs);
- ipi->ipi_count++;
-
- for (;;) {
- unsigned long msgs;
+ if (ipinr >= IPI_TIMER && ipinr < IPI_TIMER + NR_IPI)
+ __inc_irq_stat(cpu, ipi_irqs[ipinr - IPI_TIMER]);
- spin_lock(&ipi->lock);
- msgs = ipi->bits;
- ipi->bits = 0;
- spin_unlock(&ipi->lock);
-
- if (!msgs)
- break;
-
- do {
- unsigned nextmsg;
-
- nextmsg = msgs & -msgs;
- msgs &= ~nextmsg;
- nextmsg = ffz(~nextmsg);
-
- switch (nextmsg) {
- case IPI_TIMER:
- ipi_timer();
- break;
+ switch (ipinr) {
+ case IPI_TIMER:
+ ipi_timer();
+ break;
- case IPI_RESCHEDULE:
- /*
- * nothing more to do - eveything is
- * done on the interrupt return path
- */
- break;
+ case IPI_RESCHEDULE:
+ /*
+ * nothing more to do - eveything is
+ * done on the interrupt return path
+ */
+ break;
- case IPI_CALL_FUNC:
- generic_smp_call_function_interrupt();
- break;
+ case IPI_CALL_FUNC:
+ generic_smp_call_function_interrupt();
+ break;
- case IPI_CALL_FUNC_SINGLE:
- generic_smp_call_function_single_interrupt();
- break;
+ case IPI_CALL_FUNC_SINGLE:
+ generic_smp_call_function_single_interrupt();
+ break;
- case IPI_CPU_STOP:
- ipi_cpu_stop(cpu);
- break;
+ case IPI_CPU_STOP:
+ ipi_cpu_stop(cpu);
+ break;
- default:
- printk(KERN_CRIT "CPU%u: Unknown IPI message 0x%x\n",
- cpu, nextmsg);
- break;
- }
- } while (msgs);
+ default:
+ printk(KERN_CRIT "CPU%u: Unknown IPI message 0x%x\n",
+ cpu, ipinr);
+ break;
}
-
set_irq_regs(old_regs);
}
void smp_send_reschedule(int cpu)
{
- send_ipi_message(cpumask_of(cpu), IPI_RESCHEDULE);
+ smp_cross_call(cpumask_of(cpu), IPI_RESCHEDULE);
}
void smp_send_stop(void)
{
- cpumask_t mask = cpu_online_map;
- cpu_clear(smp_processor_id(), mask);
- if (!cpus_empty(mask))
- send_ipi_message(&mask, IPI_CPU_STOP);
-}
+ unsigned long timeout;
-/*
- * not supported here
- */
-int setup_profiling_timer(unsigned int multiplier)
-{
- return -EINVAL;
-}
+ if (num_online_cpus() > 1) {
+ cpumask_t mask = cpu_online_map;
+ cpu_clear(smp_processor_id(), mask);
-static void
-on_each_cpu_mask(void (*func)(void *), void *info, int wait,
- const struct cpumask *mask)
-{
- preempt_disable();
+ smp_cross_call(&mask, IPI_CPU_STOP);
+ }
- smp_call_function_many(mask, func, info, wait);
- if (cpumask_test_cpu(smp_processor_id(), mask))
- func(info);
+ /* Wait up to one second for other CPUs to stop */
+ timeout = USEC_PER_SEC;
+ while (num_online_cpus() > 1 && timeout--)
+ udelay(1);
- preempt_enable();
+ if (num_online_cpus() > 1)
+ pr_warning("SMP: failed to stop secondary CPUs\n");
}
-/**********************************************************************/
-
/*
- * TLB operations
+ * not supported here
*/
-struct tlb_args {
- struct vm_area_struct *ta_vma;
- unsigned long ta_start;
- unsigned long ta_end;
-};
-
-static inline void ipi_flush_tlb_all(void *ignored)
-{
- local_flush_tlb_all();
-}
-
-static inline void ipi_flush_tlb_mm(void *arg)
-{
- struct mm_struct *mm = (struct mm_struct *)arg;
-
- local_flush_tlb_mm(mm);
-}
-
-static inline void ipi_flush_tlb_page(void *arg)
-{
- struct tlb_args *ta = (struct tlb_args *)arg;
-
- local_flush_tlb_page(ta->ta_vma, ta->ta_start);
-}
-
-static inline void ipi_flush_tlb_kernel_page(void *arg)
-{
- struct tlb_args *ta = (struct tlb_args *)arg;
-
- local_flush_tlb_kernel_page(ta->ta_start);
-}
-
-static inline void ipi_flush_tlb_range(void *arg)
-{
- struct tlb_args *ta = (struct tlb_args *)arg;
-
- local_flush_tlb_range(ta->ta_vma, ta->ta_start, ta->ta_end);
-}
-
-static inline void ipi_flush_tlb_kernel_range(void *arg)
-{
- struct tlb_args *ta = (struct tlb_args *)arg;
-
- local_flush_tlb_kernel_range(ta->ta_start, ta->ta_end);
-}
-
-void flush_tlb_all(void)
-{
- if (tlb_ops_need_broadcast())
- on_each_cpu(ipi_flush_tlb_all, NULL, 1);
- else
- local_flush_tlb_all();
-}
-
-void flush_tlb_mm(struct mm_struct *mm)
-{
- if (tlb_ops_need_broadcast())
- on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, mm_cpumask(mm));
- else
- local_flush_tlb_mm(mm);
-}
-
-void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
-{
- if (tlb_ops_need_broadcast()) {
- struct tlb_args ta;
- ta.ta_vma = vma;
- ta.ta_start = uaddr;
- on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, mm_cpumask(vma->vm_mm));
- } else
- local_flush_tlb_page(vma, uaddr);
-}
-
-void flush_tlb_kernel_page(unsigned long kaddr)
-{
- if (tlb_ops_need_broadcast()) {
- struct tlb_args ta;
- ta.ta_start = kaddr;
- on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
- } else
- local_flush_tlb_kernel_page(kaddr);
-}
-
-void flush_tlb_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end)
-{
- if (tlb_ops_need_broadcast()) {
- struct tlb_args ta;
- ta.ta_vma = vma;
- ta.ta_start = start;
- ta.ta_end = end;
- on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, mm_cpumask(vma->vm_mm));
- } else
- local_flush_tlb_range(vma, start, end);
-}
-
-void flush_tlb_kernel_range(unsigned long start, unsigned long end)
+int setup_profiling_timer(unsigned int multiplier)
{
- if (tlb_ops_need_broadcast()) {
- struct tlb_args ta;
- ta.ta_start = start;
- ta.ta_end = end;
- on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1);
- } else
- local_flush_tlb_kernel_range(start, end);
+ return -EINVAL;
}
diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c
new file mode 100644
index 0000000..7dcb352
--- /dev/null
+++ b/arch/arm/kernel/smp_tlb.c
@@ -0,0 +1,139 @@
+/*
+ * linux/arch/arm/kernel/smp_tlb.c
+ *
+ * Copyright (C) 2002 ARM Limited, All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/preempt.h>
+#include <linux/smp.h>
+
+#include <asm/smp_plat.h>
+#include <asm/tlbflush.h>
+
+static void on_each_cpu_mask(void (*func)(void *), void *info, int wait,
+ const struct cpumask *mask)
+{
+ preempt_disable();
+
+ smp_call_function_many(mask, func, info, wait);
+ if (cpumask_test_cpu(smp_processor_id(), mask))
+ func(info);
+
+ preempt_enable();
+}
+
+/**********************************************************************/
+
+/*
+ * TLB operations
+ */
+struct tlb_args {
+ struct vm_area_struct *ta_vma;
+ unsigned long ta_start;
+ unsigned long ta_end;
+};
+
+static inline void ipi_flush_tlb_all(void *ignored)
+{
+ local_flush_tlb_all();
+}
+
+static inline void ipi_flush_tlb_mm(void *arg)
+{
+ struct mm_struct *mm = (struct mm_struct *)arg;
+
+ local_flush_tlb_mm(mm);
+}
+
+static inline void ipi_flush_tlb_page(void *arg)
+{
+ struct tlb_args *ta = (struct tlb_args *)arg;
+
+ local_flush_tlb_page(ta->ta_vma, ta->ta_start);
+}
+
+static inline void ipi_flush_tlb_kernel_page(void *arg)
+{
+ struct tlb_args *ta = (struct tlb_args *)arg;
+
+ local_flush_tlb_kernel_page(ta->ta_start);
+}
+
+static inline void ipi_flush_tlb_range(void *arg)
+{
+ struct tlb_args *ta = (struct tlb_args *)arg;
+
+ local_flush_tlb_range(ta->ta_vma, ta->ta_start, ta->ta_end);
+}
+
+static inline void ipi_flush_tlb_kernel_range(void *arg)
+{
+ struct tlb_args *ta = (struct tlb_args *)arg;
+
+ local_flush_tlb_kernel_range(ta->ta_start, ta->ta_end);
+}
+
+void flush_tlb_all(void)
+{
+ if (tlb_ops_need_broadcast())
+ on_each_cpu(ipi_flush_tlb_all, NULL, 1);
+ else
+ local_flush_tlb_all();
+}
+
+void flush_tlb_mm(struct mm_struct *mm)
+{
+ if (tlb_ops_need_broadcast())
+ on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, mm_cpumask(mm));
+ else
+ local_flush_tlb_mm(mm);
+}
+
+void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
+{
+ if (tlb_ops_need_broadcast()) {
+ struct tlb_args ta;
+ ta.ta_vma = vma;
+ ta.ta_start = uaddr;
+ on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, mm_cpumask(vma->vm_mm));
+ } else
+ local_flush_tlb_page(vma, uaddr);
+}
+
+void flush_tlb_kernel_page(unsigned long kaddr)
+{
+ if (tlb_ops_need_broadcast()) {
+ struct tlb_args ta;
+ ta.ta_start = kaddr;
+ on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
+ } else
+ local_flush_tlb_kernel_page(kaddr);
+}
+
+void flush_tlb_range(struct vm_area_struct *vma,
+ unsigned long start, unsigned long end)
+{
+ if (tlb_ops_need_broadcast()) {
+ struct tlb_args ta;
+ ta.ta_vma = vma;
+ ta.ta_start = start;
+ ta.ta_end = end;
+ on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, mm_cpumask(vma->vm_mm));
+ } else
+ local_flush_tlb_range(vma, start, end);
+}
+
+void flush_tlb_kernel_range(unsigned long start, unsigned long end)
+{
+ if (tlb_ops_need_broadcast()) {
+ struct tlb_args ta;
+ ta.ta_start = start;
+ ta.ta_end = end;
+ on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1);
+ } else
+ local_flush_tlb_kernel_range(start, end);
+}
+
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index 35882fb..24585d9 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -150,13 +150,3 @@ void __cpuinit twd_timer_setup(struct clock_event_device *clk)
clockevents_register_device(clk);
}
-
-#ifdef CONFIG_HOTPLUG_CPU
-/*
- * take a local timer down
- */
-void twd_timer_stop(void)
-{
- __raw_writel(0, twd_base + TWD_TIMER_CONTROL);
-}
-#endif
diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c
index 20b7411..c2e112e 100644
--- a/arch/arm/kernel/stacktrace.c
+++ b/arch/arm/kernel/stacktrace.c
@@ -28,7 +28,7 @@ int notrace unwind_frame(struct stackframe *frame)
/* only go to a higher address on the stack */
low = frame->sp;
- high = ALIGN(low, THREAD_SIZE) + THREAD_SIZE;
+ high = ALIGN(low, THREAD_SIZE);
/* check current frame pointer is within bounds */
if (fp < (low + 12) || fp + 4 >= high)
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 87abca0..e02f4f7 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -55,10 +55,7 @@ static void dump_mem(const char *, const char *, unsigned long, unsigned long);
void dump_backtrace_entry(unsigned long where, unsigned long from, unsigned long frame)
{
#ifdef CONFIG_KALLSYMS
- char sym1[KSYM_SYMBOL_LEN], sym2[KSYM_SYMBOL_LEN];
- sprint_symbol(sym1, where);
- sprint_symbol(sym2, from);
- printk("[<%08lx>] (%s) from [<%08lx>] (%s)\n", where, sym1, from, sym2);
+ printk("[<%08lx>] (%pS) from [<%08lx>] (%pS)\n", where, (void *)where, from, (void *)from);
#else
printk("Function entered at [<%08lx>] from [<%08lx>]\n", where, from);
#endif
diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c
index 2a16176..d2cb0b3 100644
--- a/arch/arm/kernel/unwind.c
+++ b/arch/arm/kernel/unwind.c
@@ -279,7 +279,7 @@ int unwind_frame(struct stackframe *frame)
/* only go to a higher address on the stack */
low = frame->sp;
- high = ALIGN(low, THREAD_SIZE) + THREAD_SIZE;
+ high = ALIGN(low, THREAD_SIZE);
pr_debug("%s(pc = %08lx lr = %08lx sp = %08lx)\n", __func__,
frame->pc, frame->lr, frame->sp);
diff --git a/arch/arm/lib/findbit.S b/arch/arm/lib/findbit.S
index 1e4cbd4..64f6bc1 100644
--- a/arch/arm/lib/findbit.S
+++ b/arch/arm/lib/findbit.S
@@ -174,8 +174,8 @@ ENDPROC(_find_next_bit_be)
*/
.L_found:
#if __LINUX_ARM_ARCH__ >= 5
- rsb r1, r3, #0
- and r3, r3, r1
+ rsb r0, r3, #0
+ and r3, r3, r0
clz r3, r3
rsb r3, r3, #31
add r0, r2, r3
@@ -190,5 +190,7 @@ ENDPROC(_find_next_bit_be)
addeq r2, r2, #1
mov r0, r2
#endif
+ cmp r1, r0 @ Clamp to maxbit
+ movlo r0, r1
mov pc, lr
diff --git a/arch/arm/mach-aaec2000/include/mach/vmalloc.h b/arch/arm/mach-aaec2000/include/mach/vmalloc.h
index cff4e0a..a6299e8 100644
--- a/arch/arm/mach-aaec2000/include/mach/vmalloc.h
+++ b/arch/arm/mach-aaec2000/include/mach/vmalloc.h
@@ -11,6 +11,6 @@
#ifndef __ASM_ARCH_VMALLOC_H
#define __ASM_ARCH_VMALLOC_H
-#define VMALLOC_END 0xd0000000
+#define VMALLOC_END 0xd0000000UL
#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index 821eb84..62d686f 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -24,8 +24,8 @@ obj-$(CONFIG_ARCH_AT91X40) += at91x40.o at91x40_time.o
# AT91RM9200 board-specific support
obj-$(CONFIG_MACH_ONEARM) += board-1arm.o
-obj-$(CONFIG_ARCH_AT91RM9200DK) += board-dk.o
-obj-$(CONFIG_MACH_AT91RM9200EK) += board-ek.o
+obj-$(CONFIG_ARCH_AT91RM9200DK) += board-rm9200dk.o
+obj-$(CONFIG_MACH_AT91RM9200EK) += board-rm9200ek.o
obj-$(CONFIG_MACH_CSB337) += board-csb337.o
obj-$(CONFIG_MACH_CSB637) += board-csb637.o
obj-$(CONFIG_MACH_CARMEVA) += board-carmeva.o
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index 9338825..7b53922 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -1106,51 +1106,6 @@ static inline void configure_usart3_pins(unsigned pins)
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
-void __init __deprecated at91_init_serial(struct at91_uart_config *config)
-{
- int i;
-
- /* Fill in list of supported UARTs */
- for (i = 0; i < config->nr_tty; i++) {
- switch (config->tty_map[i]) {
- case 0:
- configure_usart0_pins(ATMEL_UART_CTS | ATMEL_UART_RTS);
- at91_uarts[i] = &at91rm9200_uart0_device;
- at91_clock_associate("usart0_clk", &at91rm9200_uart0_device.dev, "usart");
- break;
- case 1:
- configure_usart1_pins(ATMEL_UART_CTS | ATMEL_UART_RTS | ATMEL_UART_DSR | ATMEL_UART_DTR | ATMEL_UART_DCD | ATMEL_UART_RI);
- at91_uarts[i] = &at91rm9200_uart1_device;
- at91_clock_associate("usart1_clk", &at91rm9200_uart1_device.dev, "usart");
- break;
- case 2:
- configure_usart2_pins(0);
- at91_uarts[i] = &at91rm9200_uart2_device;
- at91_clock_associate("usart2_clk", &at91rm9200_uart2_device.dev, "usart");
- break;
- case 3:
- configure_usart3_pins(0);
- at91_uarts[i] = &at91rm9200_uart3_device;
- at91_clock_associate("usart3_clk", &at91rm9200_uart3_device.dev, "usart");
- break;
- case 4:
- configure_dbgu_pins();
- at91_uarts[i] = &at91rm9200_dbgu_device;
- at91_clock_associate("mck", &at91rm9200_dbgu_device.dev, "usart");
- break;
- default:
- continue;
- }
- at91_uarts[i]->id = i; /* update ID number to mapped ID */
- }
-
- /* Set serial console device */
- if (config->console_tty < ATMEL_MAX_UART)
- atmel_default_console_device = at91_uarts[config->console_tty];
- if (!atmel_default_console_device)
- printk(KERN_INFO "AT91: No default serial console defined.\n");
-}
-
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
struct platform_device *pdev;
diff --git a/arch/arm/mach-at91/board-1arm.c b/arch/arm/mach-at91/board-1arm.c
index 46bdc82..8a3fc84 100644
--- a/arch/arm/mach-at91/board-1arm.c
+++ b/arch/arm/mach-at91/board-1arm.c
@@ -39,24 +39,24 @@
#include "generic.h"
-/*
- * Serial port configuration.
- * 0 .. 3 = USART0 .. USART3
- * 4 = DBGU
- */
-static struct at91_uart_config __initdata onearm_uart_config = {
- .console_tty = 0, /* ttyS0 */
- .nr_tty = 3,
- .tty_map = { 4, 0, 1, -1, -1 }, /* ttyS0, ..., ttyS4 */
-};
-
static void __init onearm_map_io(void)
{
/* Initialize processor: 18.432 MHz crystal */
at91rm9200_initialize(18432000, AT91RM9200_PQFP);
- /* Setup the serial ports and console */
- at91_init_serial(&onearm_uart_config);
+ /* DBGU on ttyS0. (Rx & Tx only) */
+ at91_register_uart(0, 0, 0);
+
+ /* USART0 on ttyS1 (Rx, Tx, CTS, RTS) */
+ at91_register_uart(AT91RM9200_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS);
+
+ /* USART1 on ttyS2 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+ at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS
+ | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
+ | ATMEL_UART_RI);
+
+ /* set serial console to ttyS0 (ie, DBGU) */
+ at91_set_serial_console(0);
}
static void __init onearm_init_irq(void)
diff --git a/arch/arm/mach-at91/board-kafa.c b/arch/arm/mach-at91/board-kafa.c
index c0ce79d..d2e1f4e 100644
--- a/arch/arm/mach-at91/board-kafa.c
+++ b/arch/arm/mach-at91/board-kafa.c
@@ -39,17 +39,6 @@
#include "generic.h"
-/*
- * Serial port configuration.
- * 0 .. 3 = USART0 .. USART3
- * 4 = DBGU
- */
-static struct at91_uart_config __initdata kafa_uart_config = {
- .console_tty = 0, /* ttyS0 */
- .nr_tty = 2,
- .tty_map = { 4, 0, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
-};
-
static void __init kafa_map_io(void)
{
/* Initialize processor: 18.432 MHz crystal */
@@ -58,8 +47,14 @@ static void __init kafa_map_io(void)
/* Set up the LEDs */
at91_init_leds(AT91_PIN_PB4, AT91_PIN_PB4);
- /* Setup the serial ports and console */
- at91_init_serial(&kafa_uart_config);
+ /* DBGU on ttyS0. (Rx & Tx only) */
+ at91_register_uart(0, 0, 0);
+
+ /* USART0 on ttyS1 (Rx, Tx, CTS, RTS) */
+ at91_register_uart(AT91RM9200_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS);
+
+ /* set serial console to ttyS0 (ie, DBGU) */
+ at91_set_serial_console(0);
}
static void __init kafa_init_irq(void)
diff --git a/arch/arm/mach-at91/board-picotux200.c b/arch/arm/mach-at91/board-picotux200.c
index 9d833bbc..55dad3a 100644
--- a/arch/arm/mach-at91/board-picotux200.c
+++ b/arch/arm/mach-at91/board-picotux200.c
@@ -43,24 +43,21 @@
#include "generic.h"
-/*
- * Serial port configuration.
- * 0 .. 3 = USART0 .. USART3
- * 4 = DBGU
- */
-static struct at91_uart_config __initdata picotux200_uart_config = {
- .console_tty = 0, /* ttyS0 */
- .nr_tty = 2,
- .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
-};
-
static void __init picotux200_map_io(void)
{
/* Initialize processor: 18.432 MHz crystal */
at91rm9200_initialize(18432000, AT91RM9200_BGA);
- /* Setup the serial ports and console */
- at91_init_serial(&picotux200_uart_config);
+ /* DBGU on ttyS0. (Rx & Tx only) */
+ at91_register_uart(0, 0, 0);
+
+ /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+ at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
+ | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
+ | ATMEL_UART_RI);
+
+ /* set serial console to ttyS0 (ie, DBGU) */
+ at91_set_serial_console(0);
}
static void __init picotux200_init_irq(void)
@@ -77,11 +74,6 @@ static struct at91_usbh_data __initdata picotux200_usbh_data = {
.ports = 1,
};
-// static struct at91_udc_data __initdata picotux200_udc_data = {
-// .vbus_pin = AT91_PIN_PD4,
-// .pullup_pin = AT91_PIN_PD5,
-// };
-
static struct at91_mmc_data __initdata picotux200_mmc_data = {
.det_pin = AT91_PIN_PB27,
.slot_b = 0,
@@ -89,21 +81,6 @@ static struct at91_mmc_data __initdata picotux200_mmc_data = {
.wp_pin = AT91_PIN_PA17,
};
-// static struct spi_board_info picotux200_spi_devices[] = {
-// { /* DataFlash chip */
-// .modalias = "mtd_dataflash",
-// .chip_select = 0,
-// .max_speed_hz = 15 * 1000 * 1000,
-// },
-// #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
-// { /* DataFlash card */
-// .modalias = "mtd_dataflash",
-// .chip_select = 3,
-// .max_speed_hz = 15 * 1000 * 1000,
-// },
-// #endif
-// };
-
#define PICOTUX200_FLASH_BASE AT91_CHIPSELECT_0
#define PICOTUX200_FLASH_SIZE SZ_4M
@@ -135,21 +112,11 @@ static void __init picotux200_board_init(void)
at91_add_device_eth(&picotux200_eth_data);
/* USB Host */
at91_add_device_usbh(&picotux200_usbh_data);
- /* USB Device */
- // at91_add_device_udc(&picotux200_udc_data);
- // at91_set_multi_drive(picotux200_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
/* I2C */
at91_add_device_i2c(NULL, 0);
- /* SPI */
- // at91_add_device_spi(picotux200_spi_devices, ARRAY_SIZE(picotux200_spi_devices));
-#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
- /* DataFlash card */
- at91_set_gpio_output(AT91_PIN_PB22, 0);
-#else
/* MMC */
at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
at91_add_device_mmc(0, &picotux200_mmc_data);
-#endif
/* NOR Flash */
platform_device_register(&picotux200_flash);
}
diff --git a/arch/arm/mach-at91/board-dk.c b/arch/arm/mach-at91/board-rm9200dk.c
index e14f0e1..4c1047c 100644
--- a/arch/arm/mach-at91/board-dk.c
+++ b/arch/arm/mach-at91/board-rm9200dk.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-at91/board-dk.c
+ * linux/arch/arm/mach-at91/board-rm9200dk.c
*
* Copyright (C) 2005 SAN People
*
@@ -91,10 +91,12 @@ static struct at91_cf_data __initdata dk_cf_data = {
// .vcc_pin = ... always powered
};
+#ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
static struct at91_mmc_data __initdata dk_mmc_data = {
.slot_b = 0,
.wire4 = 1,
};
+#endif
static struct spi_board_info dk_spi_devices[] = {
{ /* DataFlash chip */
diff --git a/arch/arm/mach-at91/board-ek.c b/arch/arm/mach-at91/board-rm9200ek.c
index 56e92c4..9df1be8 100644
--- a/arch/arm/mach-at91/board-ek.c
+++ b/arch/arm/mach-at91/board-rm9200ek.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-at91/board-ek.c
+ * linux/arch/arm/mach-at91/board-rm9200ek.c
*
* Copyright (C) 2005 SAN People
*
@@ -84,12 +84,14 @@ static struct at91_udc_data __initdata ek_udc_data = {
.pullup_pin = AT91_PIN_PD5,
};
+#ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
static struct at91_mmc_data __initdata ek_mmc_data = {
.det_pin = AT91_PIN_PB27,
.slot_b = 0,
.wire4 = 1,
.wp_pin = AT91_PIN_PA17,
};
+#endif
static struct spi_board_info ek_spi_devices[] = {
{ /* DataFlash chip */
diff --git a/arch/arm/mach-at91/board-yl-9200.c b/arch/arm/mach-at91/board-yl-9200.c
index 89df00a..e0f0080 100644
--- a/arch/arm/mach-at91/board-yl-9200.c
+++ b/arch/arm/mach-at91/board-yl-9200.c
@@ -387,7 +387,7 @@ static struct spi_board_info yl9200_spi_devices[] = {
* EPSON S1D13806 FB (discontinued chip)
* EPSON S1D13506 FB
*/
-#if defined(CONFIG_FB_S1D135XX) || defined(CONFIG_FB_S1D13XXX_MODULE)
+#if defined(CONFIG_FB_S1D13XXX) || defined(CONFIG_FB_S1D13XXX_MODULE)
#include <video/s1d13xxxfb.h>
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index 58528aa..2b499eb 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -137,13 +137,7 @@ extern void __init at91_add_device_spi(struct spi_board_info *devices, int nr_de
extern void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins);
extern void __init at91_set_serial_console(unsigned portnr);
-struct at91_uart_config {
- unsigned short console_tty; /* tty number of serial console */
- unsigned short nr_tty; /* number of serial tty's */
- short tty_map[]; /* map UART to tty number */
-};
extern struct platform_device *atmel_default_console_device;
-extern void __init __deprecated at91_init_serial(struct at91_uart_config *config);
struct atmel_uart_data {
short use_dma_tx; /* use transmit DMA? */
diff --git a/arch/arm/mach-bcmring/include/mach/vmalloc.h b/arch/arm/mach-bcmring/include/mach/vmalloc.h
index 3db3a09..7397bd7 100644
--- a/arch/arm/mach-bcmring/include/mach/vmalloc.h
+++ b/arch/arm/mach-bcmring/include/mach/vmalloc.h
@@ -22,4 +22,4 @@
* 0xe0000000 to 0xefffffff. This gives us 256 MB of vm space and handles
* larger physical memory designs better.
*/
-#define VMALLOC_END 0xf0000000
+#define VMALLOC_END 0xf0000000UL
diff --git a/arch/arm/mach-clps711x/include/mach/vmalloc.h b/arch/arm/mach-clps711x/include/mach/vmalloc.h
index 30b3a287..467b961 100644
--- a/arch/arm/mach-clps711x/include/mach/vmalloc.h
+++ b/arch/arm/mach-clps711x/include/mach/vmalloc.h
@@ -17,4 +17,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#define VMALLOC_END 0xd0000000
+#define VMALLOC_END 0xd0000000UL
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 9be261b..2652af1 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -359,8 +359,8 @@ static struct clk_lookup dm355_clks[] = {
CLK(NULL, "uart1", &uart1_clk),
CLK(NULL, "uart2", &uart2_clk),
CLK("i2c_davinci.1", NULL, &i2c_clk),
- CLK("davinci-asp.0", NULL, &asp0_clk),
- CLK("davinci-asp.1", NULL, &asp1_clk),
+ CLK("davinci-mcbsp.0", NULL, &asp0_clk),
+ CLK("davinci-mcbsp.1", NULL, &asp1_clk),
CLK("davinci_mmc.0", NULL, &mmcsd0_clk),
CLK("davinci_mmc.1", NULL, &mmcsd1_clk),
CLK("spi_davinci.0", NULL, &spi0_clk),
@@ -664,7 +664,7 @@ static struct resource dm355_asp1_resources[] = {
};
static struct platform_device dm355_asp1_device = {
- .name = "davinci-asp",
+ .name = "davinci-mcbsp",
.id = 1,
.num_resources = ARRAY_SIZE(dm355_asp1_resources),
.resource = dm355_asp1_resources,
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index a12065e..c466d71 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -459,7 +459,7 @@ static struct clk_lookup dm365_clks[] = {
CLK(NULL, "usb", &usb_clk),
CLK("davinci_emac.1", NULL, &emac_clk),
CLK("davinci_voicecodec", NULL, &voicecodec_clk),
- CLK("davinci-asp.0", NULL, &asp0_clk),
+ CLK("davinci-mcbsp", NULL, &asp0_clk),
CLK(NULL, "rto", &rto_clk),
CLK(NULL, "mjcp", &mjcp_clk),
CLK(NULL, NULL, NULL),
@@ -922,8 +922,8 @@ static struct resource dm365_asp_resources[] = {
};
static struct platform_device dm365_asp_device = {
- .name = "davinci-asp",
- .id = 0,
+ .name = "davinci-mcbsp",
+ .id = -1,
.num_resources = ARRAY_SIZE(dm365_asp_resources),
.resource = dm365_asp_resources,
};
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index 0608dd7..9a2376b 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -302,7 +302,7 @@ static struct clk_lookup dm644x_clks[] = {
CLK("davinci_emac.1", NULL, &emac_clk),
CLK("i2c_davinci.1", NULL, &i2c_clk),
CLK("palm_bk3710", NULL, &ide_clk),
- CLK("davinci-asp", NULL, &asp_clk),
+ CLK("davinci-mcbsp", NULL, &asp_clk),
CLK("davinci_mmc.0", NULL, &mmcsd_clk),
CLK(NULL, "spi", &spi_clk),
CLK(NULL, "gpio", &gpio_clk),
@@ -580,7 +580,7 @@ static struct resource dm644x_asp_resources[] = {
};
static struct platform_device dm644x_asp_device = {
- .name = "davinci-asp",
+ .name = "davinci-mcbsp",
.id = -1,
.num_resources = ARRAY_SIZE(dm644x_asp_resources),
.resource = dm644x_asp_resources,
diff --git a/arch/arm/mach-ebsa110/include/mach/vmalloc.h b/arch/arm/mach-ebsa110/include/mach/vmalloc.h
index 60bde56..ea141b7a 100644
--- a/arch/arm/mach-ebsa110/include/mach/vmalloc.h
+++ b/arch/arm/mach-ebsa110/include/mach/vmalloc.h
@@ -7,4 +7,4 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-#define VMALLOC_END 0xdf000000
+#define VMALLOC_END 0xdf000000UL
diff --git a/arch/arm/mach-ep93xx/include/mach/dma.h b/arch/arm/mach-ep93xx/include/mach/dma.h
index 3a5961d..5e31b2b 100644
--- a/arch/arm/mach-ep93xx/include/mach/dma.h
+++ b/arch/arm/mach-ep93xx/include/mach/dma.h
@@ -1,5 +1,13 @@
-/*
- * arch/arm/mach-ep93xx/include/mach/dma.h
+/**
+ * DOC: EP93xx DMA M2P memory to peripheral and peripheral to memory engine
+ *
+ * The EP93xx DMA M2P subsystem handles DMA transfers between memory and
+ * peripherals. DMA M2P channels are available for audio, UARTs and IrDA.
+ * See chapter 10 of the EP93xx users guide for full details on the DMA M2P
+ * engine.
+ *
+ * See sound/soc/ep93xx/ep93xx-pcm.c for an example use of the DMA M2P code.
+ *
*/
#ifndef __ASM_ARCH_DMA_H
@@ -8,12 +16,34 @@
#include <linux/list.h>
#include <linux/types.h>
+/**
+ * struct ep93xx_dma_buffer - Information about a buffer to be transferred
+ * using the DMA M2P engine
+ *
+ * @list: Entry in DMA buffer list
+ * @bus_addr: Physical address of the buffer
+ * @size: Size of the buffer in bytes
+ */
struct ep93xx_dma_buffer {
struct list_head list;
u32 bus_addr;
u16 size;
};
+/**
+ * struct ep93xx_dma_m2p_client - Information about a DMA M2P client
+ *
+ * @name: Unique name for this client
+ * @flags: Client flags
+ * @cookie: User data to pass to callback functions
+ * @buffer_started: Non NULL function to call when a transfer is started.
+ * The arguments are the user data cookie and the DMA
+ * buffer which is starting.
+ * @buffer_finished: Non NULL function to call when a transfer is completed.
+ * The arguments are the user data cookie, the DMA buffer
+ * which has completed, and a boolean flag indicating if
+ * the transfer had an error.
+ */
struct ep93xx_dma_m2p_client {
char *name;
u8 flags;
@@ -24,10 +54,11 @@ struct ep93xx_dma_m2p_client {
struct ep93xx_dma_buffer *buf,
int bytes, int error);
- /* Internal to the DMA code. */
+ /* private: Internal use only */
void *channel;
};
+/* DMA M2P ports */
#define EP93XX_DMA_M2P_PORT_I2S1 0x00
#define EP93XX_DMA_M2P_PORT_I2S2 0x01
#define EP93XX_DMA_M2P_PORT_AAC1 0x02
@@ -39,18 +70,80 @@ struct ep93xx_dma_m2p_client {
#define EP93XX_DMA_M2P_PORT_UART3 0x08
#define EP93XX_DMA_M2P_PORT_IRDA 0x09
#define EP93XX_DMA_M2P_PORT_MASK 0x0f
-#define EP93XX_DMA_M2P_TX 0x00
-#define EP93XX_DMA_M2P_RX 0x10
-#define EP93XX_DMA_M2P_ABORT_ON_ERROR 0x20
-#define EP93XX_DMA_M2P_IGNORE_ERROR 0x40
-#define EP93XX_DMA_M2P_ERROR_MASK 0x60
-int ep93xx_dma_m2p_client_register(struct ep93xx_dma_m2p_client *m2p);
+/* DMA M2P client flags */
+#define EP93XX_DMA_M2P_TX 0x00 /* Memory to peripheral */
+#define EP93XX_DMA_M2P_RX 0x10 /* Peripheral to memory */
+
+/*
+ * DMA M2P client error handling flags. See the EP93xx users guide
+ * documentation on the DMA M2P CONTROL register for more details
+ */
+#define EP93XX_DMA_M2P_ABORT_ON_ERROR 0x20 /* Abort on peripheral error */
+#define EP93XX_DMA_M2P_IGNORE_ERROR 0x40 /* Ignore peripheral errors */
+#define EP93XX_DMA_M2P_ERROR_MASK 0x60 /* Mask of error bits */
+
+/**
+ * ep93xx_dma_m2p_client_register - Register a client with the DMA M2P
+ * subsystem
+ *
+ * @m2p: Client information to register
+ * returns 0 on success
+ *
+ * The DMA M2P subsystem allocates a channel and an interrupt line for the DMA
+ * client
+ */
+int ep93xx_dma_m2p_client_register(struct ep93xx_dma_m2p_client *m2p);
+
+/**
+ * ep93xx_dma_m2p_client_unregister - Unregister a client from the DMA M2P
+ * subsystem
+ *
+ * @m2p: Client to unregister
+ *
+ * Any transfers currently in progress will be completed in hardware, but
+ * ignored in software.
+ */
void ep93xx_dma_m2p_client_unregister(struct ep93xx_dma_m2p_client *m2p);
+
+/**
+ * ep93xx_dma_m2p_submit - Submit a DMA M2P transfer
+ *
+ * @m2p: DMA Client to submit the transfer on
+ * @buf: DMA Buffer to submit
+ *
+ * If the current or next transfer positions are free on the M2P client then
+ * the transfer is started immediately. If not, the transfer is added to the
+ * list of pending transfers. This function must not be called from the
+ * buffer_finished callback for an M2P channel.
+ *
+ */
void ep93xx_dma_m2p_submit(struct ep93xx_dma_m2p_client *m2p,
struct ep93xx_dma_buffer *buf);
+
+/**
+ * ep93xx_dma_m2p_submit_recursive - Put a DMA transfer on the pending list
+ * for an M2P channel
+ *
+ * @m2p: DMA Client to submit the transfer on
+ * @buf: DMA Buffer to submit
+ *
+ * This function must only be called from the buffer_finished callback for an
+ * M2P channel. It is commonly used to add the next transfer in a chained list
+ * of DMA transfers.
+ */
void ep93xx_dma_m2p_submit_recursive(struct ep93xx_dma_m2p_client *m2p,
struct ep93xx_dma_buffer *buf);
+
+/**
+ * ep93xx_dma_m2p_flush - Flush all pending transfers on a DMA M2P client
+ *
+ * @m2p: DMA client to flush transfers on
+ *
+ * Any transfers currently in progress will be completed in hardware, but
+ * ignored in software.
+ *
+ */
void ep93xx_dma_m2p_flush(struct ep93xx_dma_m2p_client *m2p);
#endif /* __ASM_ARCH_DMA_H */
diff --git a/arch/arm/mach-footbridge/include/mach/vmalloc.h b/arch/arm/mach-footbridge/include/mach/vmalloc.h
index 0ffbb7c..40ba78e 100644
--- a/arch/arm/mach-footbridge/include/mach/vmalloc.h
+++ b/arch/arm/mach-footbridge/include/mach/vmalloc.h
@@ -7,4 +7,4 @@
*/
-#define VMALLOC_END 0xf0000000
+#define VMALLOC_END 0xf0000000UL
diff --git a/arch/arm/mach-h720x/include/mach/vmalloc.h b/arch/arm/mach-h720x/include/mach/vmalloc.h
index a45915b..8520b4a 100644
--- a/arch/arm/mach-h720x/include/mach/vmalloc.h
+++ b/arch/arm/mach-h720x/include/mach/vmalloc.h
@@ -5,6 +5,6 @@
#ifndef __ARCH_ARM_VMALLOC_H
#define __ARCH_ARM_VMALLOC_H
-#define VMALLOC_END 0xd0000000
+#define VMALLOC_END 0xd0000000UL
#endif
diff --git a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
index 026263c..7e1e9dc 100644
--- a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
+++ b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
@@ -250,9 +250,6 @@ static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
-#if defined(CONFIG_TOUCHSCREEN_ADS7846) \
- || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
-
#define ADS7846_PENDOWN (GPIO_PORTD | 25)
static void ads7846_dev_init(void)
@@ -273,9 +270,7 @@ static struct ads7846_platform_data ads7846_config __initdata = {
.get_pendown_state = ads7846_get_pendown_state,
.keep_vref_on = 1,
};
-#endif
-#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
static struct spi_board_info eukrea_mbimx27_spi_board_info[] __initdata = {
[0] = {
.modalias = "ads7846",
@@ -294,7 +289,6 @@ static const struct spi_imx_master eukrea_mbimx27_spi0_data __initconst = {
.chipselect = eukrea_mbimx27_spi_cs,
.num_chipselect = ARRAY_SIZE(eukrea_mbimx27_spi_cs),
};
-#endif
static struct i2c_board_info eukrea_mbimx27_i2c_devices[] = {
{
diff --git a/arch/arm/mach-integrator/include/mach/vmalloc.h b/arch/arm/mach-integrator/include/mach/vmalloc.h
index e056e7c..2f5a2baf 100644
--- a/arch/arm/mach-integrator/include/mach/vmalloc.h
+++ b/arch/arm/mach-integrator/include/mach/vmalloc.h
@@ -17,4 +17,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#define VMALLOC_END 0xd0000000
+#define VMALLOC_END 0xd0000000UL
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index 51ff23b..3688123 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -854,10 +854,9 @@ int __init kirkwood_find_tclk(void)
kirkwood_pcie_id(&dev, &rev);
- if ((dev == MV88F6281_DEV_ID && (rev == MV88F6281_REV_A0 ||
- rev == MV88F6281_REV_A1)) ||
- (dev == MV88F6282_DEV_ID))
- return 200000000;
+ if (dev == MV88F6281_DEV_ID || dev == MV88F6282_DEV_ID)
+ if (((readl(SAMPLE_AT_RESET) >> 21) & 1) == 0)
+ return 200000000;
return 166666667;
}
diff --git a/arch/arm/mach-kirkwood/d2net_v2-setup.c b/arch/arm/mach-kirkwood/d2net_v2-setup.c
index 4aa86e4..a31c949 100644
--- a/arch/arm/mach-kirkwood/d2net_v2-setup.c
+++ b/arch/arm/mach-kirkwood/d2net_v2-setup.c
@@ -225,5 +225,5 @@ MACHINE_START(D2NET_V2, "LaCie d2 Network v2")
.init_machine = d2net_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
- .timer = &lacie_v2_timer,
+ .timer = &kirkwood_timer,
MACHINE_END
diff --git a/arch/arm/mach-kirkwood/lacie_v2-common.c b/arch/arm/mach-kirkwood/lacie_v2-common.c
index d3ea1b6..285edab 100644
--- a/arch/arm/mach-kirkwood/lacie_v2-common.c
+++ b/arch/arm/mach-kirkwood/lacie_v2-common.c
@@ -111,17 +111,3 @@ void __init lacie_v2_hdd_power_init(int hdd_num)
pr_err("Failed to power up HDD%d\n", i + 1);
}
}
-
-/*****************************************************************************
- * Timer
- ****************************************************************************/
-
-static void lacie_v2_timer_init(void)
-{
- kirkwood_tclk = 166666667;
- orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk);
-}
-
-struct sys_timer lacie_v2_timer = {
- .init = lacie_v2_timer_init,
-};
diff --git a/arch/arm/mach-kirkwood/lacie_v2-common.h b/arch/arm/mach-kirkwood/lacie_v2-common.h
index af52131..fc64f57 100644
--- a/arch/arm/mach-kirkwood/lacie_v2-common.h
+++ b/arch/arm/mach-kirkwood/lacie_v2-common.h
@@ -13,6 +13,4 @@ void lacie_v2_register_flash(void);
void lacie_v2_register_i2c_devices(void);
void lacie_v2_hdd_power_init(int hdd_num);
-extern struct sys_timer lacie_v2_timer;
-
#endif
diff --git a/arch/arm/mach-kirkwood/mpp.c b/arch/arm/mach-kirkwood/mpp.c
index 065187d..27901f7 100644
--- a/arch/arm/mach-kirkwood/mpp.c
+++ b/arch/arm/mach-kirkwood/mpp.c
@@ -59,7 +59,7 @@ void __init kirkwood_mpp_conf(unsigned int *mpp_list)
}
printk("\n");
- while (*mpp_list) {
+ for ( ; *mpp_list; mpp_list++) {
unsigned int num = MPP_NUM(*mpp_list);
unsigned int sel = MPP_SEL(*mpp_list);
int shift, gpio_mode;
@@ -88,8 +88,6 @@ void __init kirkwood_mpp_conf(unsigned int *mpp_list)
if (sel != 0)
gpio_mode = 0;
orion_gpio_set_valid(num, gpio_mode);
-
- mpp_list++;
}
printk(KERN_DEBUG " final MPP regs:");
diff --git a/arch/arm/mach-kirkwood/netspace_v2-setup.c b/arch/arm/mach-kirkwood/netspace_v2-setup.c
index 5ea66f1..65ee21f 100644
--- a/arch/arm/mach-kirkwood/netspace_v2-setup.c
+++ b/arch/arm/mach-kirkwood/netspace_v2-setup.c
@@ -262,7 +262,7 @@ MACHINE_START(NETSPACE_V2, "LaCie Network Space v2")
.init_machine = netspace_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
- .timer = &lacie_v2_timer,
+ .timer = &kirkwood_timer,
MACHINE_END
#endif
@@ -272,7 +272,7 @@ MACHINE_START(INETSPACE_V2, "LaCie Internet Space v2")
.init_machine = netspace_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
- .timer = &lacie_v2_timer,
+ .timer = &kirkwood_timer,
MACHINE_END
#endif
@@ -282,6 +282,6 @@ MACHINE_START(NETSPACE_MAX_V2, "LaCie Network Space Max v2")
.init_machine = netspace_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
- .timer = &lacie_v2_timer,
+ .timer = &kirkwood_timer,
MACHINE_END
#endif
diff --git a/arch/arm/mach-kirkwood/netxbig_v2-setup.c b/arch/arm/mach-kirkwood/netxbig_v2-setup.c
index a1b45d5..93afd3c 100644
--- a/arch/arm/mach-kirkwood/netxbig_v2-setup.c
+++ b/arch/arm/mach-kirkwood/netxbig_v2-setup.c
@@ -403,7 +403,7 @@ MACHINE_START(NET2BIG_V2, "LaCie 2Big Network v2")
.init_machine = netxbig_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
- .timer = &lacie_v2_timer,
+ .timer = &kirkwood_timer,
MACHINE_END
#endif
@@ -413,6 +413,6 @@ MACHINE_START(NET5BIG_V2, "LaCie 5Big Network v2")
.init_machine = netxbig_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
- .timer = &lacie_v2_timer,
+ .timer = &kirkwood_timer,
MACHINE_END
#endif
diff --git a/arch/arm/mach-kirkwood/ts41x-setup.c b/arch/arm/mach-kirkwood/ts41x-setup.c
index 8be09a0..3587a28 100644
--- a/arch/arm/mach-kirkwood/ts41x-setup.c
+++ b/arch/arm/mach-kirkwood/ts41x-setup.c
@@ -27,6 +27,10 @@
#include "mpp.h"
#include "tsx1x-common.h"
+/* for the PCIe reset workaround */
+#include <plat/pcie.h>
+
+
#define QNAP_TS41X_JUMPER_JP1 45
static struct i2c_board_info __initdata qnap_ts41x_i2c_rtc = {
@@ -140,8 +144,16 @@ static void __init qnap_ts41x_init(void)
static int __init ts41x_pci_init(void)
{
- if (machine_is_ts41x())
+ if (machine_is_ts41x()) {
+ /*
+ * Without this explicit reset, the PCIe SATA controller
+ * (Marvell 88sx7042/sata_mv) is known to stop working
+ * after a few minutes.
+ */
+ orion_pcie_reset((void __iomem *)PCIE_VIRT_BASE);
+
kirkwood_pcie_init(KW_PCIE0);
+ }
return 0;
}
diff --git a/arch/arm/mach-mmp/include/mach/cputype.h b/arch/arm/mach-mmp/include/mach/cputype.h
index f43a68b..8a3b56d 100644
--- a/arch/arm/mach-mmp/include/mach/cputype.h
+++ b/arch/arm/mach-mmp/include/mach/cputype.h
@@ -46,7 +46,8 @@ static inline int cpu_is_pxa910(void)
#ifdef CONFIG_CPU_MMP2
static inline int cpu_is_mmp2(void)
{
- return (((cpu_readid_id() >> 8) & 0xff) == 0x58);
+ return (((read_cpuid_id() >> 8) & 0xff) == 0x58);
+}
#else
#define cpu_is_mmp2() (0)
#endif
diff --git a/arch/arm/mach-msm/include/mach/smp.h b/arch/arm/mach-msm/include/mach/smp.h
index 3ff7bf5..a95f7b9 100644
--- a/arch/arm/mach-msm/include/mach/smp.h
+++ b/arch/arm/mach-msm/include/mach/smp.h
@@ -31,9 +31,9 @@
#include <asm/hardware/gic.h>
-static inline void smp_cross_call(const struct cpumask *mask)
+static inline void smp_cross_call(const struct cpumask *mask, int ipi)
{
- gic_raise_softirq(mask, 1);
+ gic_raise_softirq(mask, ipi);
}
#endif
diff --git a/arch/arm/mach-msm/include/mach/vmalloc.h b/arch/arm/mach-msm/include/mach/vmalloc.h
index 31a32ad..d138448 100644
--- a/arch/arm/mach-msm/include/mach/vmalloc.h
+++ b/arch/arm/mach-msm/include/mach/vmalloc.h
@@ -16,7 +16,7 @@
#ifndef __ASM_ARCH_MSM_VMALLOC_H
#define __ASM_ARCH_MSM_VMALLOC_H
-#define VMALLOC_END 0xd0000000
+#define VMALLOC_END 0xd0000000UL
#endif
diff --git a/arch/arm/mach-mv78xx0/mpp.c b/arch/arm/mach-mv78xx0/mpp.c
index 354ac51..84db2df 100644
--- a/arch/arm/mach-mv78xx0/mpp.c
+++ b/arch/arm/mach-mv78xx0/mpp.c
@@ -54,7 +54,7 @@ void __init mv78xx0_mpp_conf(unsigned int *mpp_list)
}
printk("\n");
- while (*mpp_list) {
+ for ( ; *mpp_list; mpp_list++) {
unsigned int num = MPP_NUM(*mpp_list);
unsigned int sel = MPP_SEL(*mpp_list);
int shift, gpio_mode;
@@ -83,8 +83,6 @@ void __init mv78xx0_mpp_conf(unsigned int *mpp_list)
if (sel != 0)
gpio_mode = 0;
orion_gpio_set_valid(num, gpio_mode);
-
- mpp_list++;
}
printk(KERN_DEBUG " final MPP regs:");
diff --git a/arch/arm/mach-mx25/devices-imx25.h b/arch/arm/mach-mx25/devices-imx25.h
index 93afa10..d94d282 100644
--- a/arch/arm/mach-mx25/devices-imx25.h
+++ b/arch/arm/mach-mx25/devices-imx25.h
@@ -42,9 +42,9 @@ extern const struct imx_mxc_nand_data imx25_mxc_nand_data __initconst;
#define imx25_add_mxc_nand(pdata) \
imx_add_mxc_nand(&imx25_mxc_nand_data, pdata)
-extern const struct imx_spi_imx_data imx25_spi_imx_data[] __initconst;
+extern const struct imx_spi_imx_data imx25_cspi_data[] __initconst;
#define imx25_add_spi_imx(id, pdata) \
- imx_add_spi_imx(&imx25_spi_imx_data[id], pdata)
+ imx_add_spi_imx(&imx25_cspi_data[id], pdata)
#define imx25_add_spi_imx0(pdata) imx25_add_spi_imx(0, pdata)
#define imx25_add_spi_imx1(pdata) imx25_add_spi_imx(1, pdata)
#define imx25_add_spi_imx2(pdata) imx25_add_spi_imx(2, pdata)
diff --git a/arch/arm/mach-mx3/mach-pcm037_eet.c b/arch/arm/mach-mx3/mach-pcm037_eet.c
index 99e0894..fda5654 100644
--- a/arch/arm/mach-mx3/mach-pcm037_eet.c
+++ b/arch/arm/mach-mx3/mach-pcm037_eet.c
@@ -14,6 +14,7 @@
#include <mach/common.h>
#include <mach/iomux-mx3.h>
+#include <mach/spi.h>
#include <asm/mach-types.h>
@@ -59,14 +60,12 @@ static struct spi_board_info pcm037_spi_dev[] = {
};
/* Platform Data for MXC CSPI */
-#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
static int pcm037_spi1_cs[] = {MXC_SPI_CS(1), IOMUX_TO_GPIO(MX31_PIN_KEY_COL7)};
static const struct spi_imx_master pcm037_spi1_pdata __initconst = {
.chipselect = pcm037_spi1_cs,
.num_chipselect = ARRAY_SIZE(pcm037_spi1_cs),
};
-#endif
/* GPIO-keys input device */
static struct gpio_keys_button pcm037_gpio_keys[] = {
@@ -171,7 +170,7 @@ static struct platform_device pcm037_gpio_keys_device = {
},
};
-static int eet_init_devices(void)
+static int __init eet_init_devices(void)
{
if (!machine_is_pcm037() || pcm037_variant() != PCM037_EET)
return 0;
diff --git a/arch/arm/mach-netx/include/mach/vmalloc.h b/arch/arm/mach-netx/include/mach/vmalloc.h
index 7cca357..871f1ef 100644
--- a/arch/arm/mach-netx/include/mach/vmalloc.h
+++ b/arch/arm/mach-netx/include/mach/vmalloc.h
@@ -16,4 +16,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#define VMALLOC_END 0xd0000000
+#define VMALLOC_END 0xd0000000UL
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c
index ea0d80a..e7f9ee6 100644
--- a/arch/arm/mach-omap1/devices.c
+++ b/arch/arm/mach-omap1/devices.c
@@ -321,10 +321,9 @@ static struct platform_device omap_wdt_device = {
static int __init omap_init_wdt(void)
{
if (!cpu_is_omap16xx())
- return;
+ return -ENODEV;
- platform_device_register(&omap_wdt_device);
- return 0;
+ return platform_device_register(&omap_wdt_device);
}
subsys_initcall(omap_init_wdt);
#endif
diff --git a/arch/arm/mach-omap1/include/mach/camera.h b/arch/arm/mach-omap1/include/mach/camera.h
index fd54b45..847d00f 100644
--- a/arch/arm/mach-omap1/include/mach/camera.h
+++ b/arch/arm/mach-omap1/include/mach/camera.h
@@ -1,6 +1,8 @@
#ifndef __ASM_ARCH_CAMERA_H_
#define __ASM_ARCH_CAMERA_H_
+#include <media/omap1_camera.h>
+
void omap1_camera_init(void *);
static inline void omap1_set_camera_info(struct omap1_cam_platform_data *info)
diff --git a/arch/arm/mach-omap1/include/mach/vmalloc.h b/arch/arm/mach-omap1/include/mach/vmalloc.h
index b001f67..22ec4a4 100644
--- a/arch/arm/mach-omap1/include/mach/vmalloc.h
+++ b/arch/arm/mach-omap1/include/mach/vmalloc.h
@@ -17,4 +17,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#define VMALLOC_END 0xd8000000
+#define VMALLOC_END 0xd8000000UL
diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c
index 067f437..53ac762 100644
--- a/arch/arm/mach-omap2/board-devkit8000.c
+++ b/arch/arm/mach-omap2/board-devkit8000.c
@@ -242,9 +242,6 @@ static int devkit8000_twl_gpio_setup(struct device *dev,
mmc[0].gpio_cd = gpio + 0;
omap2_hsmmc_init(mmc);
- /* link regulators to MMC adapters */
- devkit8000_vmmc1_supply.dev = mmc[0].dev;
-
/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
diff --git a/arch/arm/mach-omap2/include/mach/vmalloc.h b/arch/arm/mach-omap2/include/mach/vmalloc.h
index 4da31e9..8663199 100644
--- a/arch/arm/mach-omap2/include/mach/vmalloc.h
+++ b/arch/arm/mach-omap2/include/mach/vmalloc.h
@@ -17,4 +17,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#define VMALLOC_END 0xf8000000
+#define VMALLOC_END 0xf8000000UL
diff --git a/arch/arm/mach-omap2/omap-hotplug.c b/arch/arm/mach-omap2/omap-hotplug.c
index 6cee456..4976b93 100644
--- a/arch/arm/mach-omap2/omap-hotplug.c
+++ b/arch/arm/mach-omap2/omap-hotplug.c
@@ -17,16 +17,13 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/smp.h>
-#include <linux/completion.h>
#include <asm/cacheflush.h>
#include <mach/omap4-common.h>
-static DECLARE_COMPLETION(cpu_killed);
-
int platform_cpu_kill(unsigned int cpu)
{
- return wait_for_completion_timeout(&cpu_killed, 5000);
+ return 1;
}
/*
@@ -35,15 +32,6 @@ int platform_cpu_kill(unsigned int cpu)
*/
void platform_cpu_die(unsigned int cpu)
{
- unsigned int this_cpu = hard_smp_processor_id();
-
- if (cpu != this_cpu) {
- pr_crit("platform_cpu_die running on %u, should be %u\n",
- this_cpu, cpu);
- BUG();
- }
- pr_notice("CPU%u: shutdown\n", cpu);
- complete(&cpu_killed);
flush_cache_all();
dsb();
diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c
index 9e9f70e..9fed631 100644
--- a/arch/arm/mach-omap2/omap-smp.c
+++ b/arch/arm/mach-omap2/omap-smp.c
@@ -21,7 +21,6 @@
#include <linux/io.h>
#include <asm/cacheflush.h>
-#include <asm/localtimer.h>
#include <asm/smp_scu.h>
#include <mach/hardware.h>
#include <mach/omap4-common.h>
@@ -29,22 +28,10 @@
/* SCU base address */
static void __iomem *scu_base;
-/*
- * Use SCU config register to count number of cores
- */
-static inline unsigned int get_core_count(void)
-{
- if (scu_base)
- return scu_get_core_count(scu_base);
- return 1;
-}
-
static DEFINE_SPINLOCK(boot_lock);
void __cpuinit platform_secondary_init(unsigned int cpu)
{
- trace_hardirqs_off();
-
/*
* If any interrupts are already enabled for the primary
* core (e.g. timer irq), then they will not have been enabled
@@ -76,7 +63,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
omap_modify_auxcoreboot0(0x200, 0xfffffdff);
flush_cache_all();
smp_wmb();
- smp_cross_call(cpumask_of(cpu));
+ smp_cross_call(cpumask_of(cpu), 1);
/*
* Now the secondary core is starting up let it run its
@@ -118,25 +105,9 @@ void __init smp_init_cpus(void)
scu_base = ioremap(OMAP44XX_SCU_BASE, SZ_256);
BUG_ON(!scu_base);
- ncores = get_core_count();
-
- for (i = 0; i < ncores; i++)
- set_cpu_possible(i, true);
-}
-
-void __init smp_prepare_cpus(unsigned int max_cpus)
-{
- unsigned int ncores = get_core_count();
- unsigned int cpu = smp_processor_id();
- int i;
+ ncores = scu_get_core_count(scu_base);
/* sanity check */
- if (ncores == 0) {
- printk(KERN_ERR
- "OMAP4: strange core count of 0? Default to 1\n");
- ncores = 1;
- }
-
if (ncores > NR_CPUS) {
printk(KERN_WARNING
"OMAP4: no. of cores (%d) greater than configured "
@@ -144,13 +115,14 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
ncores, NR_CPUS);
ncores = NR_CPUS;
}
- smp_store_cpu_info(cpu);
- /*
- * are we trying to boot more cores than exist?
- */
- if (max_cpus > ncores)
- max_cpus = ncores;
+ for (i = 0; i < ncores; i++)
+ set_cpu_possible(i, true);
+}
+
+void __init platform_smp_prepare_cpus(unsigned int max_cpus)
+{
+ int i;
/*
* Initialise the present map, which describes the set of CPUs
@@ -159,18 +131,10 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
for (i = 0; i < max_cpus; i++)
set_cpu_present(i, true);
- if (max_cpus > 1) {
- /*
- * Enable the local timer or broadcast device for the
- * boot CPU, but only if we have more than one CPU.
- */
- percpu_timer_setup();
-
- /*
- * Initialise the SCU and wake up the secondary core using
- * wakeup_secondary().
- */
- scu_enable(scu_base);
- wakeup_secondary();
- }
+ /*
+ * Initialise the SCU and wake up the secondary core using
+ * wakeup_secondary().
+ */
+ scu_enable(scu_base);
+ wakeup_secondary();
}
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index a40457d..c85923e 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -30,6 +30,7 @@
#include <linux/irq.h>
#include <linux/time.h>
#include <linux/gpio.h>
+#include <linux/console.h>
#include <asm/mach/time.h>
#include <asm/mach/irq.h>
@@ -118,6 +119,10 @@ static void omap2_enter_full_retention(void)
if (omap_irq_pending())
goto no_sleep;
+ /* Block console output in case it is on one of the OMAP UARTs */
+ if (try_acquire_console_sem())
+ goto no_sleep;
+
omap_uart_prepare_idle(0);
omap_uart_prepare_idle(1);
omap_uart_prepare_idle(2);
@@ -131,6 +136,8 @@ static void omap2_enter_full_retention(void)
omap_uart_resume_idle(1);
omap_uart_resume_idle(0);
+ release_console_sem();
+
no_sleep:
if (omap2_pm_debug) {
unsigned long long tmp;
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 75c0cd1..0ec8a04 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -28,6 +28,7 @@
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/slab.h>
+#include <linux/console.h>
#include <plat/sram.h>
#include <plat/clockdomain.h>
@@ -385,6 +386,12 @@ void omap_sram_idle(void)
omap3_enable_io_chain();
}
+ /* Block console output in case it is on one of the OMAP UARTs */
+ if (per_next_state < PWRDM_POWER_ON ||
+ core_next_state < PWRDM_POWER_ON)
+ if (try_acquire_console_sem())
+ goto console_still_active;
+
/* PER */
if (per_next_state < PWRDM_POWER_ON) {
omap_uart_prepare_idle(2);
@@ -463,6 +470,9 @@ void omap_sram_idle(void)
omap_uart_resume_idle(3);
}
+ release_console_sem();
+
+console_still_active:
/* Disable IO-PAD and IO-CHAIN wakeup */
if (omap3_has_io_wakeup() &&
(per_next_state < PWRDM_POWER_ON ||
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index becf0e3..d17960a 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -27,6 +27,7 @@
#include <linux/slab.h>
#include <linux/serial_8250.h>
#include <linux/pm_runtime.h>
+#include <linux/console.h>
#ifdef CONFIG_SERIAL_OMAP
#include <plat/omap-serial.h>
@@ -406,7 +407,7 @@ void omap_uart_resume_idle(int num)
struct omap_uart_state *uart;
list_for_each_entry(uart, &uart_list, node) {
- if (num == uart->num) {
+ if (num == uart->num && uart->can_sleep) {
omap_uart_enable_clocks(uart);
/* Check for IO pad wakeup */
@@ -807,6 +808,8 @@ void __init omap_serial_init_port(int port)
oh->dev_attr = uart;
+ acquire_console_sem(); /* in case the earlycon is on the UART */
+
/*
* Because of early UART probing, UART did not get idled
* on init. Now that omap_device is ready, ensure full idle
@@ -831,6 +834,8 @@ void __init omap_serial_init_port(int port)
omap_uart_block_sleep(uart);
uart->timeout = DEFAULT_TIMEOUT;
+ release_console_sem();
+
if ((cpu_is_omap34xx() && uart->padconf) ||
(uart->wk_en && uart->wk_mask)) {
device_init_wakeup(&od->pdev.dev, true);
diff --git a/arch/arm/mach-orion5x/mpp.c b/arch/arm/mach-orion5x/mpp.c
index bc4c3b9..db485d3 100644
--- a/arch/arm/mach-orion5x/mpp.c
+++ b/arch/arm/mach-orion5x/mpp.c
@@ -127,7 +127,7 @@ void __init orion5x_mpp_conf(struct orion5x_mpp_mode *mode)
/* Initialize gpiolib. */
orion_gpio_init();
- while (mode->mpp >= 0) {
+ for ( ; mode->mpp >= 0; mode++) {
u32 *reg;
int num_type;
int shift;
@@ -160,8 +160,6 @@ void __init orion5x_mpp_conf(struct orion5x_mpp_mode *mode)
orion_gpio_set_unused(mode->mpp);
orion_gpio_set_valid(mode->mpp, !!(mode->type == MPP_GPIO));
-
- mode++;
}
writel(mpp_0_7_ctrl, MPP_0_7_CTRL);
diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c b/arch/arm/mach-orion5x/ts78xx-setup.c
index 16f1bd5..c1c1cd0 100644
--- a/arch/arm/mach-orion5x/ts78xx-setup.c
+++ b/arch/arm/mach-orion5x/ts78xx-setup.c
@@ -239,7 +239,7 @@ static struct platform_nand_data ts78xx_ts_nand_data = {
static struct resource ts78xx_ts_nand_resources = {
.start = TS_NAND_DATA,
.end = TS_NAND_DATA + 4,
- .flags = IORESOURCE_IO,
+ .flags = IORESOURCE_MEM,
};
static struct platform_device ts78xx_ts_nand_device = {
diff --git a/arch/arm/mach-pnx4008/include/mach/vmalloc.h b/arch/arm/mach-pnx4008/include/mach/vmalloc.h
index 31b65ee..184913c 100644
--- a/arch/arm/mach-pnx4008/include/mach/vmalloc.h
+++ b/arch/arm/mach-pnx4008/include/mach/vmalloc.h
@@ -17,4 +17,4 @@
* The vmalloc() routines leaves a hole of 4kB between each vmalloced
* area for the same reason. ;)
*/
-#define VMALLOC_END 0xd0000000
+#define VMALLOC_END 0xd0000000UL
diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c
index ac5598c..d34b99f 100644
--- a/arch/arm/mach-pxa/cm-x2xx.c
+++ b/arch/arm/mach-pxa/cm-x2xx.c
@@ -476,8 +476,6 @@ static void __init cmx2xx_init(void)
static void __init cmx2xx_init_irq(void)
{
- pxa27x_init_irq();
-
if (cpu_is_pxa25x()) {
pxa25x_init_irq();
cmx2xx_pci_init_irq(CMX255_GPIO_IT8152_IRQ);
diff --git a/arch/arm/mach-pxa/saar.c b/arch/arm/mach-pxa/saar.c
index 4b521e0..ffa50e6 100644
--- a/arch/arm/mach-pxa/saar.c
+++ b/arch/arm/mach-pxa/saar.c
@@ -116,7 +116,7 @@ static struct platform_device smc91x_device = {
},
};
-#if defined(CONFIG_FB_PXA) || (CONFIG_FB_PXA_MODULE)
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static uint16_t lcd_power_on[] = {
/* single frame */
SMART_CMD_NOOP,
diff --git a/arch/arm/mach-realview/hotplug.c b/arch/arm/mach-realview/hotplug.c
index f95521a..a87523d 100644
--- a/arch/arm/mach-realview/hotplug.c
+++ b/arch/arm/mach-realview/hotplug.c
@@ -11,14 +11,11 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/smp.h>
-#include <linux/completion.h>
#include <asm/cacheflush.h>
extern volatile int pen_release;
-static DECLARE_COMPLETION(cpu_killed);
-
static inline void cpu_enter_lowpower(void)
{
unsigned int v;
@@ -34,10 +31,10 @@ static inline void cpu_enter_lowpower(void)
" bic %0, %0, #0x20\n"
" mcr p15, 0, %0, c1, c0, 1\n"
" mrc p15, 0, %0, c1, c0, 0\n"
- " bic %0, %0, #0x04\n"
+ " bic %0, %0, %2\n"
" mcr p15, 0, %0, c1, c0, 0\n"
: "=&r" (v)
- : "r" (0)
+ : "r" (0), "Ir" (CR_C)
: "cc");
}
@@ -46,17 +43,17 @@ static inline void cpu_leave_lowpower(void)
unsigned int v;
asm volatile( "mrc p15, 0, %0, c1, c0, 0\n"
- " orr %0, %0, #0x04\n"
+ " orr %0, %0, %1\n"
" mcr p15, 0, %0, c1, c0, 0\n"
" mrc p15, 0, %0, c1, c0, 1\n"
" orr %0, %0, #0x20\n"
" mcr p15, 0, %0, c1, c0, 1\n"
: "=&r" (v)
- :
+ : "Ir" (CR_C)
: "cc");
}
-static inline void platform_do_lowpower(unsigned int cpu)
+static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
{
/*
* there is no power-control hardware on this platform, so all
@@ -80,22 +77,19 @@ static inline void platform_do_lowpower(unsigned int cpu)
}
/*
- * getting here, means that we have come out of WFI without
+ * Getting here, means that we have come out of WFI without
* having been woken up - this shouldn't happen
*
- * The trouble is, letting people know about this is not really
- * possible, since we are currently running incoherently, and
- * therefore cannot safely call printk() or anything else
+ * Just note it happening - when we're woken, we can report
+ * its occurrence.
*/
-#ifdef DEBUG
- printk("CPU%u: spurious wakeup call\n", cpu);
-#endif
+ (*spurious)++;
}
}
int platform_cpu_kill(unsigned int cpu)
{
- return wait_for_completion_timeout(&cpu_killed, 5000);
+ return 1;
}
/*
@@ -105,30 +99,22 @@ int platform_cpu_kill(unsigned int cpu)
*/
void platform_cpu_die(unsigned int cpu)
{
-#ifdef DEBUG
- unsigned int this_cpu = hard_smp_processor_id();
-
- if (cpu != this_cpu) {
- printk(KERN_CRIT "Eek! platform_cpu_die running on %u, should be %u\n",
- this_cpu, cpu);
- BUG();
- }
-#endif
-
- printk(KERN_NOTICE "CPU%u: shutdown\n", cpu);
- complete(&cpu_killed);
+ int spurious = 0;
/*
* we're ready for shutdown now, so do it
*/
cpu_enter_lowpower();
- platform_do_lowpower(cpu);
+ platform_do_lowpower(cpu, &spurious);
/*
* bring this CPU back into the world of cache
* coherency, and then restore interrupts
*/
cpu_leave_lowpower();
+
+ if (spurious)
+ pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious);
}
int platform_cpu_disable(unsigned int cpu)
diff --git a/arch/arm/mach-realview/include/mach/smp.h b/arch/arm/mach-realview/include/mach/smp.h
index d3cd265..c8221b3 100644
--- a/arch/arm/mach-realview/include/mach/smp.h
+++ b/arch/arm/mach-realview/include/mach/smp.h
@@ -2,14 +2,13 @@
#define ASMARM_ARCH_SMP_H
#include <asm/hardware/gic.h>
-#include <asm/smp_mpidr.h>
/*
* We use IRQ1 as the IPI
*/
-static inline void smp_cross_call(const struct cpumask *mask)
+static inline void smp_cross_call(const struct cpumask *mask, int ipi)
{
- gic_raise_softirq(mask, 1);
+ gic_raise_softirq(mask, ipi);
}
#endif
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index 0092658..bb8d6c4 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -19,7 +19,6 @@
#include <asm/cacheflush.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
-#include <asm/localtimer.h>
#include <asm/unified.h>
#include <mach/board-eb.h>
@@ -37,6 +36,19 @@ extern void realview_secondary_startup(void);
*/
volatile int __cpuinitdata pen_release = -1;
+/*
+ * Write pen_release in a way that is guaranteed to be visible to all
+ * observers, irrespective of whether they're taking part in coherency
+ * or not. This is necessary for the hotplug code to work reliably.
+ */
+static void write_pen_release(int val)
+{
+ pen_release = val;
+ smp_wmb();
+ __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
+ outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1));
+}
+
static void __iomem *scu_base_addr(void)
{
if (machine_is_realview_eb_mp())
@@ -50,20 +62,10 @@ static void __iomem *scu_base_addr(void)
return (void __iomem *)0;
}
-static inline unsigned int get_core_count(void)
-{
- void __iomem *scu_base = scu_base_addr();
- if (scu_base)
- return scu_get_core_count(scu_base);
- return 1;
-}
-
static DEFINE_SPINLOCK(boot_lock);
void __cpuinit platform_secondary_init(unsigned int cpu)
{
- trace_hardirqs_off();
-
/*
* if any interrupts are already enabled for the primary
* core (e.g. timer irq), then they will not have been enabled
@@ -75,8 +77,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu)
* let the primary processor know we're out of the
* pen, then head off into the C entry point
*/
- pen_release = -1;
- smp_wmb();
+ write_pen_release(-1);
/*
* Synchronise with the boot thread.
@@ -103,20 +104,14 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
* Note that "pen_release" is the hardware CPU ID, whereas
* "cpu" is Linux's internal ID.
*/
- pen_release = cpu;
- flush_cache_all();
+ write_pen_release(cpu);
/*
- * XXX
- *
- * This is a later addition to the booting protocol: the
- * bootMonitor now puts secondary cores into WFI, so
- * poke_milo() no longer gets the cores moving; we need
- * to send a soft interrupt to wake the secondary core.
- * Use smp_cross_call() for this, since there's little
- * point duplicating the code here
+ * Send the secondary CPU a soft interrupt, thereby causing
+ * the boot monitor to read the system wide flags register,
+ * and branch to the address found there.
*/
- smp_cross_call(cpumask_of(cpu));
+ smp_cross_call(cpumask_of(cpu), 1);
timeout = jiffies + (1 * HZ);
while (time_before(jiffies, timeout)) {
@@ -136,48 +131,18 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
return pen_release != -1 ? -ENOSYS : 0;
}
-static void __init poke_milo(void)
-{
- /* nobody is to be released from the pen yet */
- pen_release = -1;
-
- /*
- * Write the address of secondary startup into the system-wide flags
- * register. The BootMonitor waits for this register to become
- * non-zero.
- */
- __raw_writel(BSYM(virt_to_phys(realview_secondary_startup)),
- __io_address(REALVIEW_SYS_FLAGSSET));
-
- mb();
-}
-
/*
* Initialise the CPU possible map early - this describes the CPUs
* which may be present or become present in the system.
*/
void __init smp_init_cpus(void)
{
- unsigned int i, ncores = get_core_count();
+ void __iomem *scu_base = scu_base_addr();
+ unsigned int i, ncores;
- for (i = 0; i < ncores; i++)
- set_cpu_possible(i, true);
-}
-
-void __init smp_prepare_cpus(unsigned int max_cpus)
-{
- unsigned int ncores = get_core_count();
- unsigned int cpu = smp_processor_id();
- int i;
+ ncores = scu_base ? scu_get_core_count(scu_base) : 1;
/* sanity check */
- if (ncores == 0) {
- printk(KERN_ERR
- "Realview: strange CM count of 0? Default to 1\n");
-
- ncores = 1;
- }
-
if (ncores > NR_CPUS) {
printk(KERN_WARNING
"Realview: no. of cores (%d) greater than configured "
@@ -186,13 +151,13 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
ncores = NR_CPUS;
}
- smp_store_cpu_info(cpu);
+ for (i = 0; i < ncores; i++)
+ set_cpu_possible(i, true);
+}
- /*
- * are we trying to boot more cores than exist?
- */
- if (max_cpus > ncores)
- max_cpus = ncores;
+void __init platform_smp_prepare_cpus(unsigned int max_cpus)
+{
+ int i;
/*
* Initialise the present map, which describes the set of CPUs
@@ -201,21 +166,14 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
for (i = 0; i < max_cpus; i++)
set_cpu_present(i, true);
+ scu_enable(scu_base_addr());
+
/*
- * Initialise the SCU if there are more than one CPU and let
- * them know where to start. Note that, on modern versions of
- * MILO, the "poke" doesn't actually do anything until each
- * individual core is sent a soft interrupt to get it out of
- * WFI
+ * Write the address of secondary startup into the
+ * system-wide flags register. The BootMonitor waits
+ * until it receives a soft interrupt, and then the
+ * secondary CPU branches to this address.
*/
- if (max_cpus > 1) {
- /*
- * Enable the local timer or broadcast device for the
- * boot CPU, but only if we have more than one CPU.
- */
- percpu_timer_setup();
-
- scu_enable(scu_base_addr());
- poke_milo();
- }
+ __raw_writel(BSYM(virt_to_phys(realview_secondary_startup)),
+ __io_address(REALVIEW_SYS_FLAGSSET));
}
diff --git a/arch/arm/mach-rpc/include/mach/vmalloc.h b/arch/arm/mach-rpc/include/mach/vmalloc.h
index 3bcd86f..fb70022 100644
--- a/arch/arm/mach-rpc/include/mach/vmalloc.h
+++ b/arch/arm/mach-rpc/include/mach/vmalloc.h
@@ -7,4 +7,4 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-#define VMALLOC_END 0xdc000000
+#define VMALLOC_END 0xdc000000UL
diff --git a/arch/arm/mach-s3c2410/h1940-bluetooth.c b/arch/arm/mach-s3c2410/h1940-bluetooth.c
index 8aa2f19..6b86a72 100644
--- a/arch/arm/mach-s3c2410/h1940-bluetooth.c
+++ b/arch/arm/mach-s3c2410/h1940-bluetooth.c
@@ -77,13 +77,13 @@ static int __devinit h1940bt_probe(struct platform_device *pdev)
/* Configures BT serial port GPIOs */
s3c_gpio_cfgpin(S3C2410_GPH(0), S3C2410_GPH0_nCTS0);
- s3c_gpio_cfgpull(S3C2410_GPH(0), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPH(0), S3C_GPIO_PULL_NONE);
s3c_gpio_cfgpin(S3C2410_GPH(1), S3C2410_GPIO_OUTPUT);
- s3c_gpio_cfgpull(S3C2410_GPH(1), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPH(1), S3C_GPIO_PULL_NONE);
s3c_gpio_cfgpin(S3C2410_GPH(2), S3C2410_GPH2_TXD0);
- s3c_gpio_cfgpull(S3C2410_GPH(2), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPH(2), S3C_GPIO_PULL_NONE);
s3c_gpio_cfgpin(S3C2410_GPH(3), S3C2410_GPH3_RXD0);
- s3c_gpio_cfgpull(S3C2410_GPH(3), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPH(3), S3C_GPIO_PULL_NONE);
rfk = rfkill_alloc(DRV_NAME, &pdev->dev, RFKILL_TYPE_BLUETOOTH,
diff --git a/arch/arm/mach-s3c2416/irq.c b/arch/arm/mach-s3c2416/irq.c
index 084d121..00174da 100644
--- a/arch/arm/mach-s3c2416/irq.c
+++ b/arch/arm/mach-s3c2416/irq.c
@@ -168,12 +168,11 @@ static struct irq_chip s3c2416_irq_dma = {
static void s3c2416_irq_demux_uart3(unsigned int irq, struct irq_desc *desc)
{
- s3c2416_irq_demux(IRQ_S3C2443_UART3, 3);
+ s3c2416_irq_demux(IRQ_S3C2443_RX3, 3);
}
#define INTMSK_UART3 (1UL << (IRQ_S3C2443_UART3 - IRQ_EINT0))
-#define SUBMSK_UART3 (0xf << (IRQ_S3C2443_RX3 - S3C2410_IRQSUB(0)))
-
+#define SUBMSK_UART3 (0x7 << (IRQ_S3C2443_RX3 - S3C2410_IRQSUB(0)))
static void s3c2416_irq_uart3_mask(unsigned int irqno)
{
diff --git a/arch/arm/mach-s3c2443/irq.c b/arch/arm/mach-s3c2443/irq.c
index 0e0d693..8934247 100644
--- a/arch/arm/mach-s3c2443/irq.c
+++ b/arch/arm/mach-s3c2443/irq.c
@@ -166,12 +166,11 @@ static struct irq_chip s3c2443_irq_dma = {
static void s3c2443_irq_demux_uart3(unsigned int irq, struct irq_desc *desc)
{
- s3c2443_irq_demux(IRQ_S3C2443_UART3, 3);
+ s3c2443_irq_demux(IRQ_S3C2443_RX3, 3);
}
#define INTMSK_UART3 (1UL << (IRQ_S3C2443_UART3 - IRQ_EINT0))
-#define SUBMSK_UART3 (0xf << (IRQ_S3C2443_RX3 - S3C2410_IRQSUB(0)))
-
+#define SUBMSK_UART3 (0x7 << (IRQ_S3C2443_RX3 - S3C2410_IRQSUB(0)))
static void s3c2443_irq_uart3_mask(unsigned int irqno)
{
diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index 1ca7bdc..579d2f0 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -143,7 +143,7 @@ config MACH_SMDK6410
select S3C_DEV_USB_HSOTG
select S3C_DEV_WDT
select SAMSUNG_DEV_KEYPAD
- select HAVE_S3C2410_WATCHDOG
+ select HAVE_S3C2410_WATCHDOG if WATCHDOG
select S3C64XX_SETUP_SDHCI
select S3C64XX_SETUP_I2C1
select S3C64XX_SETUP_IDE
diff --git a/arch/arm/mach-s3c64xx/mach-mini6410.c b/arch/arm/mach-s3c64xx/mach-mini6410.c
index 249c629..89f35e0 100644
--- a/arch/arm/mach-s3c64xx/mach-mini6410.c
+++ b/arch/arm/mach-s3c64xx/mach-mini6410.c
@@ -45,7 +45,7 @@
#include <video/platform_lcd.h>
-#define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
+#define UCON S3C2410_UCON_DEFAULT
#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c
index f9ef9b5..4957ab0 100644
--- a/arch/arm/mach-s3c64xx/mach-real6410.c
+++ b/arch/arm/mach-s3c64xx/mach-real6410.c
@@ -46,7 +46,7 @@
#include <video/platform_lcd.h>
-#define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
+#define UCON S3C2410_UCON_DEFAULT
#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
diff --git a/arch/arm/mach-s5pv210/mach-smdkc110.c b/arch/arm/mach-s5pv210/mach-smdkc110.c
index 0ad7924..5dd1681 100644
--- a/arch/arm/mach-s5pv210/mach-smdkc110.c
+++ b/arch/arm/mach-s5pv210/mach-smdkc110.c
@@ -13,6 +13,7 @@
#include <linux/init.h>
#include <linux/serial_core.h>
#include <linux/i2c.h>
+#include <linux/sysdev.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c
index bcd7a5d..1fbc45b 100644
--- a/arch/arm/mach-s5pv210/mach-smdkv210.c
+++ b/arch/arm/mach-s5pv210/mach-smdkv210.c
@@ -13,6 +13,7 @@
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/serial_core.h>
+#include <linux/sysdev.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
diff --git a/arch/arm/mach-s5pv310/hotplug.c b/arch/arm/mach-s5pv310/hotplug.c
index 03652c3..afa5392 100644
--- a/arch/arm/mach-s5pv310/hotplug.c
+++ b/arch/arm/mach-s5pv310/hotplug.c
@@ -13,14 +13,11 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/smp.h>
-#include <linux/completion.h>
#include <asm/cacheflush.h>
extern volatile int pen_release;
-static DECLARE_COMPLETION(cpu_killed);
-
static inline void cpu_enter_lowpower(void)
{
unsigned int v;
@@ -33,13 +30,13 @@ static inline void cpu_enter_lowpower(void)
* Turn off coherency
*/
" mrc p15, 0, %0, c1, c0, 1\n"
- " bic %0, %0, #0x20\n"
+ " bic %0, %0, %2\n"
" mcr p15, 0, %0, c1, c0, 1\n"
" mrc p15, 0, %0, c1, c0, 0\n"
" bic %0, %0, #0x04\n"
" mcr p15, 0, %0, c1, c0, 0\n"
: "=&r" (v)
- : "r" (0)
+ : "r" (0), "Ir" (CR_C)
: "cc");
}
@@ -49,17 +46,17 @@ static inline void cpu_leave_lowpower(void)
asm volatile(
"mrc p15, 0, %0, c1, c0, 0\n"
- " orr %0, %0, #0x04\n"
+ " orr %0, %0, %1\n"
" mcr p15, 0, %0, c1, c0, 0\n"
" mrc p15, 0, %0, c1, c0, 1\n"
" orr %0, %0, #0x20\n"
" mcr p15, 0, %0, c1, c0, 1\n"
: "=&r" (v)
- :
+ : "Ir" (CR_C)
: "cc");
}
-static inline void platform_do_lowpower(unsigned int cpu)
+static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
{
/*
* there is no power-control hardware on this platform, so all
@@ -83,22 +80,19 @@ static inline void platform_do_lowpower(unsigned int cpu)
}
/*
- * getting here, means that we have come out of WFI without
+ * Getting here, means that we have come out of WFI without
* having been woken up - this shouldn't happen
*
- * The trouble is, letting people know about this is not really
- * possible, since we are currently running incoherently, and
- * therefore cannot safely call printk() or anything else
+ * Just note it happening - when we're woken, we can report
+ * its occurrence.
*/
-#ifdef DEBUG
- printk(KERN_WARN "CPU%u: spurious wakeup call\n", cpu);
-#endif
+ (*spurious)++;
}
}
int platform_cpu_kill(unsigned int cpu)
{
- return wait_for_completion_timeout(&cpu_killed, 5000);
+ return 1;
}
/*
@@ -108,30 +102,22 @@ int platform_cpu_kill(unsigned int cpu)
*/
void platform_cpu_die(unsigned int cpu)
{
-#ifdef DEBUG
- unsigned int this_cpu = hard_smp_processor_id();
-
- if (cpu != this_cpu) {
- printk(KERN_CRIT "Eek! platform_cpu_die running on %u, should be %u\n",
- this_cpu, cpu);
- BUG();
- }
-#endif
-
- printk(KERN_NOTICE "CPU%u: shutdown\n", cpu);
- complete(&cpu_killed);
+ int spurious = 0;
/*
* we're ready for shutdown now, so do it
*/
cpu_enter_lowpower();
- platform_do_lowpower(cpu);
+ platform_do_lowpower(cpu, &spurious);
/*
* bring this CPU back into the world of cache
* coherency, and then restore interrupts
*/
cpu_leave_lowpower();
+
+ if (spurious)
+ pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious);
}
int platform_cpu_disable(unsigned int cpu)
diff --git a/arch/arm/mach-s5pv310/include/mach/smp.h b/arch/arm/mach-s5pv310/include/mach/smp.h
index b7ec252..77e5a84 100644
--- a/arch/arm/mach-s5pv310/include/mach/smp.h
+++ b/arch/arm/mach-s5pv310/include/mach/smp.h
@@ -7,16 +7,15 @@
#define ASM_ARCH_SMP_H __FILE__
#include <asm/hardware/gic.h>
-#include <asm/smp_mpidr.h>
extern void __iomem *gic_cpu_base_addr;
/*
* We use IRQ1 as the IPI
*/
-static inline void smp_cross_call(const struct cpumask *mask)
+static inline void smp_cross_call(const struct cpumask *mask, int ipi)
{
- gic_raise_softirq(mask, 1);
+ gic_raise_softirq(mask, ipi);
}
#endif
diff --git a/arch/arm/mach-s5pv310/platsmp.c b/arch/arm/mach-s5pv310/platsmp.c
index d357c19..98c0474 100644
--- a/arch/arm/mach-s5pv310/platsmp.c
+++ b/arch/arm/mach-s5pv310/platsmp.c
@@ -22,7 +22,6 @@
#include <linux/io.h>
#include <asm/cacheflush.h>
-#include <asm/localtimer.h>
#include <asm/smp_scu.h>
#include <asm/unified.h>
@@ -38,6 +37,19 @@ extern void s5pv310_secondary_startup(void);
volatile int __cpuinitdata pen_release = -1;
+/*
+ * Write pen_release in a way that is guaranteed to be visible to all
+ * observers, irrespective of whether they're taking part in coherency
+ * or not. This is necessary for the hotplug code to work reliably.
+ */
+static void write_pen_release(int val)
+{
+ pen_release = val;
+ smp_wmb();
+ __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
+ outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1));
+}
+
static void __iomem *scu_base_addr(void)
{
return (void __iomem *)(S5P_VA_SCU);
@@ -47,8 +59,6 @@ static DEFINE_SPINLOCK(boot_lock);
void __cpuinit platform_secondary_init(unsigned int cpu)
{
- trace_hardirqs_off();
-
/*
* if any interrupts are already enabled for the primary
* core (e.g. timer irq), then they will not have been enabled
@@ -60,8 +70,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu)
* let the primary processor know we're out of the
* pen, then head off into the C entry point
*/
- pen_release = -1;
- smp_wmb();
+ write_pen_release(-1);
/*
* Synchronise with the boot thread.
@@ -88,16 +97,14 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
* Note that "pen_release" is the hardware CPU ID, whereas
* "cpu" is Linux's internal ID.
*/
- pen_release = cpu;
- __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
- outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1));
+ write_pen_release(cpu);
/*
* Send the secondary CPU a soft interrupt, thereby causing
* the boot monitor to read the system wide flags register,
* and branch to the address found there.
*/
- smp_cross_call(cpumask_of(cpu));
+ smp_cross_call(cpumask_of(cpu), 1);
timeout = jiffies + (1 * HZ);
while (time_before(jiffies, timeout)) {
@@ -130,13 +137,6 @@ void __init smp_init_cpus(void)
ncores = scu_base ? scu_get_core_count(scu_base) : 1;
/* sanity check */
- if (ncores == 0) {
- printk(KERN_ERR
- "S5PV310: strange CM count of 0? Default to 1\n");
-
- ncores = 1;
- }
-
if (ncores > NR_CPUS) {
printk(KERN_WARNING
"S5PV310: no. of cores (%d) greater than configured "
@@ -149,18 +149,10 @@ void __init smp_init_cpus(void)
set_cpu_possible(i, true);
}
-void __init smp_prepare_cpus(unsigned int max_cpus)
+void __init platform_smp_prepare_cpus(unsigned int max_cpus)
{
- unsigned int ncores = num_possible_cpus();
- unsigned int cpu = smp_processor_id();
int i;
- smp_store_cpu_info(cpu);
-
- /* are we trying to boot more cores than exist? */
- if (max_cpus > ncores)
- max_cpus = ncores;
-
/*
* Initialise the present map, which describes the set of CPUs
* actually populated at the present time.
@@ -168,25 +160,13 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
for (i = 0; i < max_cpus; i++)
set_cpu_present(i, true);
+ scu_enable(scu_base_addr());
+
/*
- * Initialise the SCU if there are more than one CPU and let
- * them know where to start.
+ * Write the address of secondary startup into the
+ * system-wide flags register. The boot monitor waits
+ * until it receives a soft interrupt, and then the
+ * secondary CPU branches to this address.
*/
- if (max_cpus > 1) {
- /*
- * Enable the local timer or broadcast device for the
- * boot CPU, but only if we have more than one CPU.
- */
- percpu_timer_setup();
-
- scu_enable(scu_base_addr());
-
- /*
- * Write the address of secondary startup into the
- * system-wide flags register. The boot monitor waits
- * until it receives a soft interrupt, and then the
- * secondary CPU branches to this address.
- */
__raw_writel(BSYM(virt_to_phys(s5pv310_secondary_startup)), S5P_VA_SYSRAM);
- }
}
diff --git a/arch/arm/mach-shark/include/mach/vmalloc.h b/arch/arm/mach-shark/include/mach/vmalloc.h
index 8e845b6..b10df98 100644
--- a/arch/arm/mach-shark/include/mach/vmalloc.h
+++ b/arch/arm/mach-shark/include/mach/vmalloc.h
@@ -1,4 +1,4 @@
/*
* arch/arm/mach-shark/include/mach/vmalloc.h
*/
-#define VMALLOC_END 0xd0000000
+#define VMALLOC_END 0xd0000000UL
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index f8f06e9..6329333 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -116,4 +116,6 @@ endmenu
config SH_CLK_CPG
bool
+source "drivers/sh/Kconfig"
+
endif
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 46ca4d4..d440e5f 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -163,11 +163,13 @@ static struct mtd_partition nor_flash_partitions[] = {
.name = "loader",
.offset = 0x00000000,
.size = 512 * 1024,
+ .mask_flags = MTD_WRITEABLE,
},
{
.name = "bootenv",
.offset = MTDPART_OFS_APPEND,
.size = 512 * 1024,
+ .mask_flags = MTD_WRITEABLE,
},
{
.name = "kernel_ro",
@@ -565,12 +567,143 @@ static struct platform_device *qhd_devices[] __initdata = {
/* FSI */
#define IRQ_FSI evt2irq(0x1840)
+static int __fsi_set_rate(struct clk *clk, long rate, int enable)
+{
+ int ret = 0;
+
+ if (rate <= 0)
+ return ret;
+
+ if (enable) {
+ ret = clk_set_rate(clk, rate);
+ if (0 == ret)
+ ret = clk_enable(clk);
+ } else {
+ clk_disable(clk);
+ }
+
+ return ret;
+}
+
+static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
+{
+ return __fsi_set_rate(clk, clk_round_rate(clk, rate), enable);
+}
+
+static int fsi_ak4642_set_rate(struct device *dev, int rate, int enable)
+{
+ struct clk *fsia_ick;
+ struct clk *fsiack;
+ int ret = -EIO;
+
+ fsia_ick = clk_get(dev, "icka");
+ if (IS_ERR(fsia_ick))
+ return PTR_ERR(fsia_ick);
+
+ /*
+ * FSIACK is connected to AK4642,
+ * and use external clock pin from it.
+ * it is parent of fsia_ick now.
+ */
+ fsiack = clk_get_parent(fsia_ick);
+ if (!fsiack)
+ goto fsia_ick_out;
+
+ /*
+ * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick
+ *
+ ** FIXME **
+ * Because the freq_table of external clk (fsiack) are all 0,
+ * the return value of clk_round_rate became 0.
+ * So, it use __fsi_set_rate here.
+ */
+ ret = __fsi_set_rate(fsiack, rate, enable);
+ if (ret < 0)
+ goto fsiack_out;
+
+ ret = __fsi_set_round_rate(fsia_ick, rate, enable);
+ if ((ret < 0) && enable)
+ __fsi_set_round_rate(fsiack, rate, 0); /* disable FSI ACK */
+
+fsiack_out:
+ clk_put(fsiack);
+
+fsia_ick_out:
+ clk_put(fsia_ick);
+
+ return 0;
+}
+
+static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
+{
+ struct clk *fsib_clk;
+ struct clk *fdiv_clk = &sh7372_fsidivb_clk;
+ long fsib_rate = 0;
+ long fdiv_rate = 0;
+ int ackmd_bpfmd;
+ int ret;
+
+ switch (rate) {
+ case 44100:
+ fsib_rate = rate * 256;
+ ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
+ break;
+ case 48000:
+ fsib_rate = 85428000; /* around 48kHz x 256 x 7 */
+ fdiv_rate = rate * 256;
+ ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
+ break;
+ default:
+ pr_err("unsupported rate in FSI2 port B\n");
+ return -EINVAL;
+ }
+
+ /* FSI B setting */
+ fsib_clk = clk_get(dev, "ickb");
+ if (IS_ERR(fsib_clk))
+ return -EIO;
+
+ ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
+ clk_put(fsib_clk);
+ if (ret < 0)
+ return ret;
+
+ /* FSI DIV setting */
+ ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
+ if (ret < 0) {
+ /* disable FSI B */
+ if (enable)
+ __fsi_set_round_rate(fsib_clk, fsib_rate, 0);
+ return ret;
+ }
+
+ return ackmd_bpfmd;
+}
+
+static int fsi_set_rate(struct device *dev, int is_porta, int rate, int enable)
+{
+ int ret;
+
+ if (is_porta)
+ ret = fsi_ak4642_set_rate(dev, rate, enable);
+ else
+ ret = fsi_hdmi_set_rate(dev, rate, enable);
+
+ return ret;
+}
+
static struct sh_fsi_platform_info fsi_info = {
.porta_flags = SH_FSI_BRS_INV |
SH_FSI_OUT_SLAVE_MODE |
SH_FSI_IN_SLAVE_MODE |
SH_FSI_OFMT(PCM) |
SH_FSI_IFMT(PCM),
+
+ .portb_flags = SH_FSI_BRS_INV |
+ SH_FSI_BRM_INV |
+ SH_FSI_LRS_INV |
+ SH_FSI_OFMT(SPDIF),
+ .set_rate = fsi_set_rate,
};
static struct resource fsi_resources[] = {
@@ -634,6 +767,7 @@ static struct platform_device lcdc1_device = {
static struct sh_mobile_hdmi_info hdmi_info = {
.lcd_chan = &sh_mobile_lcdc1_info.ch[0],
.lcd_dev = &lcdc1_device.dev,
+ .flags = HDMI_SND_SRC_SPDIF,
};
static struct resource hdmi_resources[] = {
@@ -835,6 +969,11 @@ static int __init hdmi_init_pm_clock(void)
goto out;
}
+ ret = clk_enable(&sh7372_pllc2_clk);
+ if (ret < 0) {
+ pr_err("Cannot enable pllc2 clock\n");
+ goto out;
+ }
pr_debug("PLLC2 set frequency %lu\n", rate);
ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
@@ -851,23 +990,11 @@ out:
device_initcall(hdmi_init_pm_clock);
-#define FSIACK_DUMMY_RATE 48000
static int __init fsi_init_pm_clock(void)
{
struct clk *fsia_ick;
int ret;
- /*
- * FSIACK is connected to AK4642,
- * and the rate is depend on playing sound rate.
- * So, set dummy rate (= 48k) here
- */
- ret = clk_set_rate(&sh7372_fsiack_clk, FSIACK_DUMMY_RATE);
- if (ret < 0) {
- pr_err("Cannot set FSIACK dummy rate: %d\n", ret);
- return ret;
- }
-
fsia_ick = clk_get(&fsi_device.dev, "icka");
if (IS_ERR(fsia_ick)) {
ret = PTR_ERR(fsia_ick);
@@ -876,16 +1003,9 @@ static int __init fsi_init_pm_clock(void)
}
ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
- if (ret < 0) {
- pr_err("Cannot set FSI-A parent: %d\n", ret);
- goto out;
- }
-
- ret = clk_set_rate(fsia_ick, FSIACK_DUMMY_RATE);
if (ret < 0)
- pr_err("Cannot set FSI-A rate: %d\n", ret);
+ pr_err("Cannot set FSI-A parent: %d\n", ret);
-out:
clk_put(fsia_ick);
return ret;
@@ -992,6 +1112,7 @@ static void __init ap4evb_map_io(void)
#define GPIO_PORT9CR 0xE6051009
#define GPIO_PORT10CR 0xE605100A
+#define USCCR1 0xE6058144
static void __init ap4evb_init(void)
{
u32 srcr4;
@@ -1062,7 +1183,7 @@ static void __init ap4evb_init(void)
/* setup USB phy */
__raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
- /* enable FSI2 */
+ /* enable FSI2 port A (ak4643) */
gpio_request(GPIO_FN_FSIAIBT, NULL);
gpio_request(GPIO_FN_FSIAILR, NULL);
gpio_request(GPIO_FN_FSIAISLD, NULL);
@@ -1079,6 +1200,10 @@ static void __init ap4evb_init(void)
gpio_request(GPIO_PORT41, NULL);
gpio_direction_input(GPIO_PORT41);
+ /* setup FSI2 port B (HDMI) */
+ gpio_request(GPIO_FN_FSIBCK, NULL);
+ __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
+
/* set SPU2 clock to 119.6 MHz */
clk = clk_get(NULL, "spu_clk");
if (!IS_ERR(clk)) {
diff --git a/arch/arm/mach-shmobile/clock-sh7372.c b/arch/arm/mach-shmobile/clock-sh7372.c
index 445112a..d98deb4 100644
--- a/arch/arm/mach-shmobile/clock-sh7372.c
+++ b/arch/arm/mach-shmobile/clock-sh7372.c
@@ -50,6 +50,9 @@
#define SMSTPCR3 0xe615013c
#define SMSTPCR4 0xe6150140
+#define FSIDIVA 0xFE1F8000
+#define FSIDIVB 0xFE1F8008
+
/* Platforms must set frequency on their DV_CLKI pin */
struct clk sh7372_dv_clki_clk = {
};
@@ -217,8 +220,7 @@ static void pllc2_disable(struct clk *clk)
__raw_writel(__raw_readl(PLLC2CR) & ~0x80000000, PLLC2CR);
}
-static int pllc2_set_rate(struct clk *clk,
- unsigned long rate, int algo_id)
+static int pllc2_set_rate(struct clk *clk, unsigned long rate)
{
unsigned long value;
int idx;
@@ -227,21 +229,13 @@ static int pllc2_set_rate(struct clk *clk,
if (idx < 0)
return idx;
- if (rate == clk->parent->rate) {
- pllc2_disable(clk);
- return 0;
- }
+ if (rate == clk->parent->rate)
+ return -EINVAL;
value = __raw_readl(PLLC2CR) & ~(0x3f << 24);
- if (value & 0x80000000)
- pllc2_disable(clk);
-
__raw_writel((value & ~0x80000000) | ((idx + 19) << 24), PLLC2CR);
- if (value & 0x80000000)
- return pllc2_enable(clk);
-
return 0;
}
@@ -288,6 +282,7 @@ struct clk sh7372_pllc2_clk = {
.ops = &pllc2_clk_ops,
.parent = &extal1_div2_clk,
.freq_table = pllc2_freq_table,
+ .nr_freqs = ARRAY_SIZE(pllc2_freq_table) - 1,
.parent_table = pllc2_parent,
.parent_num = ARRAY_SIZE(pllc2_parent),
};
@@ -417,6 +412,93 @@ static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = {
fsibckcr_parent, ARRAY_SIZE(fsibckcr_parent), 6, 2),
};
+/* FSI DIV */
+static unsigned long fsidiv_recalc(struct clk *clk)
+{
+ unsigned long value;
+
+ value = __raw_readl(clk->mapping->base);
+
+ if ((value & 0x3) != 0x3)
+ return 0;
+
+ value >>= 16;
+ if (value < 2)
+ return 0;
+
+ return clk->parent->rate / value;
+}
+
+static long fsidiv_round_rate(struct clk *clk, unsigned long rate)
+{
+ return clk_rate_div_range_round(clk, 2, 0xffff, rate);
+}
+
+static void fsidiv_disable(struct clk *clk)
+{
+ __raw_writel(0, clk->mapping->base);
+}
+
+static int fsidiv_enable(struct clk *clk)
+{
+ unsigned long value;
+
+ value = __raw_readl(clk->mapping->base) >> 16;
+ if (value < 2)
+ return -EIO;
+
+ __raw_writel((value << 16) | 0x3, clk->mapping->base);
+
+ return 0;
+}
+
+static int fsidiv_set_rate(struct clk *clk, unsigned long rate)
+{
+ int idx;
+
+ idx = (clk->parent->rate / rate) & 0xffff;
+ if (idx < 2)
+ return -EINVAL;
+
+ __raw_writel(idx << 16, clk->mapping->base);
+ return 0;
+}
+
+static struct clk_ops fsidiv_clk_ops = {
+ .recalc = fsidiv_recalc,
+ .round_rate = fsidiv_round_rate,
+ .set_rate = fsidiv_set_rate,
+ .enable = fsidiv_enable,
+ .disable = fsidiv_disable,
+};
+
+static struct clk_mapping sh7372_fsidiva_clk_mapping = {
+ .phys = FSIDIVA,
+ .len = 8,
+};
+
+struct clk sh7372_fsidiva_clk = {
+ .ops = &fsidiv_clk_ops,
+ .parent = &div6_reparent_clks[DIV6_FSIA], /* late install */
+ .mapping = &sh7372_fsidiva_clk_mapping,
+};
+
+static struct clk_mapping sh7372_fsidivb_clk_mapping = {
+ .phys = FSIDIVB,
+ .len = 8,
+};
+
+struct clk sh7372_fsidivb_clk = {
+ .ops = &fsidiv_clk_ops,
+ .parent = &div6_reparent_clks[DIV6_FSIB], /* late install */
+ .mapping = &sh7372_fsidivb_clk_mapping,
+};
+
+static struct clk *late_main_clks[] = {
+ &sh7372_fsidiva_clk,
+ &sh7372_fsidivb_clk,
+};
+
enum { MSTP001,
MSTP131, MSTP130,
MSTP129, MSTP128, MSTP127, MSTP126, MSTP125,
@@ -510,8 +592,6 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("vck3_clk", &div6_clks[DIV6_VCK3]),
CLKDEV_CON_ID("fmsi_clk", &div6_clks[DIV6_FMSI]),
CLKDEV_CON_ID("fmso_clk", &div6_clks[DIV6_FMSO]),
- CLKDEV_CON_ID("fsia_clk", &div6_reparent_clks[DIV6_FSIA]),
- CLKDEV_CON_ID("fsib_clk", &div6_reparent_clks[DIV6_FSIB]),
CLKDEV_CON_ID("sub_clk", &div6_clks[DIV6_SUB]),
CLKDEV_CON_ID("spu_clk", &div6_clks[DIV6_SPU]),
CLKDEV_CON_ID("vou_clk", &div6_clks[DIV6_VOU]),
@@ -548,8 +628,8 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh_cmt.10", &mstp_clks[MSTP329]), /* CMT10 */
CLKDEV_DEV_ID("sh_fsi2", &mstp_clks[MSTP328]), /* FSI2 */
CLKDEV_DEV_ID("i2c-sh_mobile.1", &mstp_clks[MSTP323]), /* IIC1 */
- CLKDEV_DEV_ID("r8a66597_hcd.0", &mstp_clks[MSTP323]), /* USB0 */
- CLKDEV_DEV_ID("r8a66597_udc.0", &mstp_clks[MSTP323]), /* USB0 */
+ CLKDEV_DEV_ID("r8a66597_hcd.0", &mstp_clks[MSTP322]), /* USB0 */
+ CLKDEV_DEV_ID("r8a66597_udc.0", &mstp_clks[MSTP322]), /* USB0 */
CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[MSTP314]), /* SDHI0 */
CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]), /* SDHI1 */
CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP312]), /* MMC */
@@ -585,6 +665,9 @@ void __init sh7372_clock_init(void)
if (!ret)
ret = sh_clk_mstp32_register(mstp_clks, MSTP_NR);
+ for (k = 0; !ret && (k < ARRAY_SIZE(late_main_clks)); k++)
+ ret = clk_register(late_main_clks[k]);
+
clkdev_add_table(lookups, ARRAY_SIZE(lookups));
if (!ret)
diff --git a/arch/arm/mach-shmobile/include/mach/gpio.h b/arch/arm/mach-shmobile/include/mach/gpio.h
index 5bc6bd4..2b1bb9e 100644
--- a/arch/arm/mach-shmobile/include/mach/gpio.h
+++ b/arch/arm/mach-shmobile/include/mach/gpio.h
@@ -35,12 +35,12 @@ static inline int gpio_cansleep(unsigned gpio)
static inline int gpio_to_irq(unsigned gpio)
{
- return -ENOSYS;
+ return __gpio_to_irq(gpio);
}
static inline int irq_to_gpio(unsigned int irq)
{
- return -EINVAL;
+ return -ENOSYS;
}
#endif /* CONFIG_GPIOLIB */
diff --git a/arch/arm/mach-shmobile/include/mach/sh7372.h b/arch/arm/mach-shmobile/include/mach/sh7372.h
index 147775a..e4f9004 100644
--- a/arch/arm/mach-shmobile/include/mach/sh7372.h
+++ b/arch/arm/mach-shmobile/include/mach/sh7372.h
@@ -464,5 +464,7 @@ extern struct clk sh7372_dv_clki_div2_clk;
extern struct clk sh7372_pllc2_clk;
extern struct clk sh7372_fsiack_clk;
extern struct clk sh7372_fsibck_clk;
+extern struct clk sh7372_fsidiva_clk;
+extern struct clk sh7372_fsidivb_clk;
#endif /* __ASM_SH7372_H__ */
diff --git a/arch/arm/mach-shmobile/intc-sh7372.c b/arch/arm/mach-shmobile/intc-sh7372.c
index 4cd3cae..30b2f40 100644
--- a/arch/arm/mach-shmobile/intc-sh7372.c
+++ b/arch/arm/mach-shmobile/intc-sh7372.c
@@ -98,7 +98,7 @@ static struct intc_vect intca_vectors[] __initdata = {
INTC_VECT(IRQ14A, 0x03c0), INTC_VECT(IRQ15A, 0x03e0),
INTC_VECT(IRQ16A, 0x3200), INTC_VECT(IRQ17A, 0x3220),
INTC_VECT(IRQ18A, 0x3240), INTC_VECT(IRQ19A, 0x3260),
- INTC_VECT(IRQ20A, 0x3280), INTC_VECT(IRQ31A, 0x32a0),
+ INTC_VECT(IRQ20A, 0x3280), INTC_VECT(IRQ21A, 0x32a0),
INTC_VECT(IRQ22A, 0x32c0), INTC_VECT(IRQ23A, 0x32e0),
INTC_VECT(IRQ24A, 0x3300), INTC_VECT(IRQ25A, 0x3320),
INTC_VECT(IRQ26A, 0x3340), INTC_VECT(IRQ27A, 0x3360),
diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c
index 8e7f115..a5cb1ce 100644
--- a/arch/arm/mach-tegra/hotplug.c
+++ b/arch/arm/mach-tegra/hotplug.c
@@ -11,12 +11,9 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/smp.h>
-#include <linux/completion.h>
#include <asm/cacheflush.h>
-static DECLARE_COMPLETION(cpu_killed);
-
static inline void cpu_enter_lowpower(void)
{
unsigned int v;
@@ -29,13 +26,13 @@ static inline void cpu_enter_lowpower(void)
* Turn off coherency
*/
" mrc p15, 0, %0, c1, c0, 1\n"
- " bic %0, %0, #0x20\n"
+ " bic %0, %0, %2\n"
" mcr p15, 0, %0, c1, c0, 1\n"
" mrc p15, 0, %0, c1, c0, 0\n"
" bic %0, %0, #0x04\n"
" mcr p15, 0, %0, c1, c0, 0\n"
: "=&r" (v)
- : "r" (0)
+ : "r" (0), "Ir" (CR_C)
: "cc");
}
@@ -45,17 +42,17 @@ static inline void cpu_leave_lowpower(void)
asm volatile(
"mrc p15, 0, %0, c1, c0, 0\n"
- " orr %0, %0, #0x04\n"
+ " orr %0, %0, %1\n"
" mcr p15, 0, %0, c1, c0, 0\n"
" mrc p15, 0, %0, c1, c0, 1\n"
" orr %0, %0, #0x20\n"
" mcr p15, 0, %0, c1, c0, 1\n"
: "=&r" (v)
- :
+ : "Ir" (CR_C)
: "cc");
}
-static inline void platform_do_lowpower(unsigned int cpu)
+static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
{
/*
* there is no power-control hardware on this platform, so all
@@ -79,22 +76,19 @@ static inline void platform_do_lowpower(unsigned int cpu)
/*}*/
/*
- * getting here, means that we have come out of WFI without
+ * Getting here, means that we have come out of WFI without
* having been woken up - this shouldn't happen
*
- * The trouble is, letting people know about this is not really
- * possible, since we are currently running incoherently, and
- * therefore cannot safely call printk() or anything else
+ * Just note it happening - when we're woken, we can report
+ * its occurrence.
*/
-#ifdef DEBUG
- printk(KERN_WARN "CPU%u: spurious wakeup call\n", cpu);
-#endif
+ (*spurious)++;
}
}
int platform_cpu_kill(unsigned int cpu)
{
- return wait_for_completion_timeout(&cpu_killed, 5000);
+ return 1;
}
/*
@@ -104,30 +98,22 @@ int platform_cpu_kill(unsigned int cpu)
*/
void platform_cpu_die(unsigned int cpu)
{
-#ifdef DEBUG
- unsigned int this_cpu = hard_smp_processor_id();
-
- if (cpu != this_cpu) {
- printk(KERN_CRIT "Eek! platform_cpu_die running on %u, should be %u\n",
- this_cpu, cpu);
- BUG();
- }
-#endif
-
- printk(KERN_NOTICE "CPU%u: shutdown\n", cpu);
- complete(&cpu_killed);
+ int spurious = 0;
/*
* we're ready for shutdown now, so do it
*/
cpu_enter_lowpower();
- platform_do_lowpower(cpu);
+ platform_do_lowpower(cpu, &spurious);
/*
* bring this CPU back into the world of cache
* coherency, and then restore interrupts
*/
cpu_leave_lowpower();
+
+ if (spurious)
+ pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious);
}
int platform_cpu_disable(unsigned int cpu)
diff --git a/arch/arm/mach-tegra/include/mach/smp.h b/arch/arm/mach-tegra/include/mach/smp.h
index e4a34a3..c8221b3 100644
--- a/arch/arm/mach-tegra/include/mach/smp.h
+++ b/arch/arm/mach-tegra/include/mach/smp.h
@@ -2,21 +2,13 @@
#define ASMARM_ARCH_SMP_H
#include <asm/hardware/gic.h>
-#include <asm/smp_mpidr.h>
/*
* We use IRQ1 as the IPI
*/
-static inline void smp_cross_call(const struct cpumask *mask)
-{
- gic_raise_softirq(mask, 1);
-}
-
-/*
- * Do nothing on MPcore.
- */
-static inline void smp_cross_call_done(cpumask_t callmap)
+static inline void smp_cross_call(const struct cpumask *mask, int ipi)
{
+ gic_raise_softirq(mask, ipi);
}
#endif
diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c
index 1c0fd92..c729cd7 100644
--- a/arch/arm/mach-tegra/platsmp.c
+++ b/arch/arm/mach-tegra/platsmp.c
@@ -22,7 +22,6 @@
#include <asm/cacheflush.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
-#include <asm/localtimer.h>
#include <asm/smp_scu.h>
#include <mach/iomap.h>
@@ -41,8 +40,6 @@ static void __iomem *scu_base = IO_ADDRESS(TEGRA_ARM_PERIF_BASE);
void __cpuinit platform_secondary_init(unsigned int cpu)
{
- trace_hardirqs_off();
-
/*
* if any interrupts are already enabled for the primary
* core (e.g. timer irq), then they will not have been enabled
@@ -117,24 +114,20 @@ void __init smp_init_cpus(void)
{
unsigned int i, ncores = scu_get_core_count(scu_base);
+ if (ncores > NR_CPUS) {
+ printk(KERN_ERR "Tegra: no. of cores (%u) greater than configured (%u), clipping\n",
+ ncores, NR_CPUS);
+ ncores = NR_CPUS;
+ }
+
for (i = 0; i < ncores; i++)
cpu_set(i, cpu_possible_map);
}
-void __init smp_prepare_cpus(unsigned int max_cpus)
+void __init platform_smp_prepare_cpus(unsigned int max_cpus)
{
- unsigned int ncores = scu_get_core_count(scu_base);
- unsigned int cpu = smp_processor_id();
int i;
- smp_store_cpu_info(cpu);
-
- /*
- * are we trying to boot more cores than exist?
- */
- if (max_cpus > ncores)
- max_cpus = ncores;
-
/*
* Initialise the present map, which describes the set of CPUs
* actually populated at the present time.
@@ -142,15 +135,5 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
for (i = 0; i < max_cpus; i++)
set_cpu_present(i, true);
- /*
- * Initialise the SCU if there are more than one CPU and let
- * them know where to start. Note that, on modern versions of
- * MILO, the "poke" doesn't actually do anything until each
- * individual core is sent a soft interrupt to get it out of
- * WFI
- */
- if (max_cpus > 1) {
- percpu_timer_setup();
- scu_enable(scu_base);
- }
+ scu_enable(scu_base);
}
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index 73fb1a5..608a137 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -75,14 +75,14 @@ void __init ux500_init_irq(void)
static inline void ux500_cache_wait(void __iomem *reg, unsigned long mask)
{
/* wait for the operation to complete */
- while (readl(reg) & mask)
+ while (readl_relaxed(reg) & mask)
;
}
static inline void ux500_cache_sync(void)
{
void __iomem *base = __io_address(UX500_L2CC_BASE);
- writel(0, base + L2X0_CACHE_SYNC);
+ writel_relaxed(0, base + L2X0_CACHE_SYNC);
ux500_cache_wait(base + L2X0_CACHE_SYNC, 1);
}
@@ -107,7 +107,7 @@ static void ux500_l2x0_inv_all(void)
uint32_t l2x0_way_mask = (1<<16) - 1; /* Bitmask of active ways */
/* invalidate all ways */
- writel(l2x0_way_mask, l2x0_base + L2X0_INV_WAY);
+ writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_INV_WAY);
ux500_cache_wait(l2x0_base + L2X0_INV_WAY, l2x0_way_mask);
ux500_cache_sync();
}
diff --git a/arch/arm/mach-ux500/headsmp.S b/arch/arm/mach-ux500/headsmp.S
index a6be2cd..64fa451 100644
--- a/arch/arm/mach-ux500/headsmp.S
+++ b/arch/arm/mach-ux500/headsmp.S
@@ -23,7 +23,6 @@ ENTRY(u8500_secondary_startup)
ldmia r4, {r5, r6}
sub r4, r4, r5
add r6, r6, r4
- dsb
pen: ldr r7, [r6]
cmp r7, r0
bne pen
diff --git a/arch/arm/mach-ux500/hotplug.c b/arch/arm/mach-ux500/hotplug.c
index b782a03..dd8037e 100644
--- a/arch/arm/mach-ux500/hotplug.c
+++ b/arch/arm/mach-ux500/hotplug.c
@@ -11,14 +11,11 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/smp.h>
-#include <linux/completion.h>
#include <asm/cacheflush.h>
extern volatile int pen_release;
-static DECLARE_COMPLETION(cpu_killed);
-
static inline void platform_do_lowpower(unsigned int cpu)
{
flush_cache_all();
@@ -38,7 +35,7 @@ static inline void platform_do_lowpower(unsigned int cpu)
int platform_cpu_kill(unsigned int cpu)
{
- return wait_for_completion_timeout(&cpu_killed, 5000);
+ return 1;
}
/*
@@ -48,19 +45,6 @@ int platform_cpu_kill(unsigned int cpu)
*/
void platform_cpu_die(unsigned int cpu)
{
-#ifdef DEBUG
- unsigned int this_cpu = hard_smp_processor_id();
-
- if (cpu != this_cpu) {
- printk(KERN_CRIT "Eek! platform_cpu_die running on %u, should be %u\n",
- this_cpu, cpu);
- BUG();
- }
-#endif
-
- printk(KERN_NOTICE "CPU%u: shutdown\n", cpu);
- complete(&cpu_killed);
-
/* directly enter low power state, skipping secure registers */
platform_do_lowpower(cpu);
}
diff --git a/arch/arm/mach-ux500/include/mach/smp.h b/arch/arm/mach-ux500/include/mach/smp.h
index 197e841..ca2b15b 100644
--- a/arch/arm/mach-ux500/include/mach/smp.h
+++ b/arch/arm/mach-ux500/include/mach/smp.h
@@ -10,7 +10,6 @@
#define ASMARM_ARCH_SMP_H
#include <asm/hardware/gic.h>
-#include <asm/smp_mpidr.h>
/* This is required to wakeup the secondary core */
extern void u8500_secondary_startup(void);
@@ -18,8 +17,8 @@ extern void u8500_secondary_startup(void);
/*
* We use IRQ1 as the IPI
*/
-static inline void smp_cross_call(const struct cpumask *mask)
+static inline void smp_cross_call(const struct cpumask *mask, int ipi)
{
- gic_raise_softirq(mask, 1);
+ gic_raise_softirq(mask, ipi);
}
#endif
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index 9e4c678..f71175a 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -18,7 +18,6 @@
#include <linux/io.h>
#include <asm/cacheflush.h>
-#include <asm/localtimer.h>
#include <asm/smp_scu.h>
#include <mach/hardware.h>
@@ -28,17 +27,23 @@
*/
volatile int __cpuinitdata pen_release = -1;
-static unsigned int __init get_core_count(void)
+/*
+ * Write pen_release in a way that is guaranteed to be visible to all
+ * observers, irrespective of whether they're taking part in coherency
+ * or not. This is necessary for the hotplug code to work reliably.
+ */
+static void write_pen_release(int val)
{
- return scu_get_core_count(__io_address(UX500_SCU_BASE));
+ pen_release = val;
+ smp_wmb();
+ __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
+ outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1));
}
static DEFINE_SPINLOCK(boot_lock);
void __cpuinit platform_secondary_init(unsigned int cpu)
{
- trace_hardirqs_off();
-
/*
* if any interrupts are already enabled for the primary
* core (e.g. timer irq), then they will not have been enabled
@@ -50,7 +55,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu)
* let the primary processor know we're out of the
* pen, then head off into the C entry point
*/
- pen_release = -1;
+ write_pen_release(-1);
/*
* Synchronise with the boot thread.
@@ -74,11 +79,9 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
* the holding pen - release it, then wait for it to flag
* that it has been released by resetting pen_release.
*/
- pen_release = cpu;
- __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
- outer_clean_range(__pa(&pen_release), __pa(&pen_release) + 1);
+ write_pen_release(cpu);
- smp_cross_call(cpumask_of(cpu));
+ smp_cross_call(cpumask_of(cpu), 1);
timeout = jiffies + (1 * HZ);
while (time_before(jiffies, timeout)) {
@@ -97,9 +100,6 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
static void __init wakeup_secondary(void)
{
- /* nobody is to be released from the pen yet */
- pen_release = -1;
-
/*
* write the address of secondary startup into the backup ram register
* at offset 0x1FF4, then write the magic number 0xA1FEED01 to the
@@ -126,40 +126,26 @@ static void __init wakeup_secondary(void)
*/
void __init smp_init_cpus(void)
{
- unsigned int i, ncores = get_core_count();
+ unsigned int i, ncores;
- for (i = 0; i < ncores; i++)
- set_cpu_possible(i, true);
-}
-
-void __init smp_prepare_cpus(unsigned int max_cpus)
-{
- unsigned int ncores = get_core_count();
- unsigned int cpu = smp_processor_id();
- int i;
+ ncores = scu_get_core_count(__io_address(UX500_SCU_BASE));
/* sanity check */
- if (ncores == 0) {
- printk(KERN_ERR
- "U8500: strange CM count of 0? Default to 1\n");
- ncores = 1;
- }
-
- if (ncores > num_possible_cpus()) {
+ if (ncores > NR_CPUS) {
printk(KERN_WARNING
"U8500: no. of cores (%d) greater than configured "
"maximum of %d - clipping\n",
- ncores, num_possible_cpus());
- ncores = num_possible_cpus();
+ ncores, NR_CPUS);
+ ncores = NR_CPUS;
}
- smp_store_cpu_info(cpu);
+ for (i = 0; i < ncores; i++)
+ set_cpu_possible(i, true);
+}
- /*
- * are we trying to boot more cores than exist?
- */
- if (max_cpus > ncores)
- max_cpus = ncores;
+void __init platform_smp_prepare_cpus(unsigned int max_cpus)
+{
+ int i;
/*
* Initialise the present map, which describes the set of CPUs
@@ -168,13 +154,6 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
for (i = 0; i < max_cpus; i++)
set_cpu_present(i, true);
- if (max_cpus > 1) {
- /*
- * Enable the local timer or broadcast device for the
- * boot CPU, but only if we have more than one CPU.
- */
- percpu_timer_setup();
- scu_enable(__io_address(UX500_SCU_BASE));
- wakeup_secondary();
- }
+ scu_enable(__io_address(UX500_SCU_BASE));
+ wakeup_secondary();
}
diff --git a/arch/arm/mach-versatile/include/mach/vmalloc.h b/arch/arm/mach-versatile/include/mach/vmalloc.h
index ebd8a25..7d8e069 100644
--- a/arch/arm/mach-versatile/include/mach/vmalloc.h
+++ b/arch/arm/mach-versatile/include/mach/vmalloc.h
@@ -18,4 +18,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#define VMALLOC_END 0xd8000000
+#define VMALLOC_END 0xd8000000UL
diff --git a/arch/arm/mach-vexpress/Makefile b/arch/arm/mach-vexpress/Makefile
index 1b71b77..2c0ac7d 100644
--- a/arch/arm/mach-vexpress/Makefile
+++ b/arch/arm/mach-vexpress/Makefile
@@ -5,4 +5,5 @@
obj-y := v2m.o
obj-$(CONFIG_ARCH_VEXPRESS_CA9X4) += ct-ca9x4.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o
+obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o
diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c
index 26a02eb..f4455e3 100644
--- a/arch/arm/mach-vexpress/ct-ca9x4.c
+++ b/arch/arm/mach-vexpress/ct-ca9x4.c
@@ -53,7 +53,9 @@ static struct map_desc ct_ca9x4_io_desc[] __initdata = {
static void __init ct_ca9x4_map_io(void)
{
+#ifdef CONFIG_LOCAL_TIMERS
twd_base = MMIO_P2V(A9_MPCORE_TWD);
+#endif
v2m_map_io(ct_ca9x4_io_desc, ARRAY_SIZE(ct_ca9x4_io_desc));
}
diff --git a/arch/arm/mach-vexpress/hotplug.c b/arch/arm/mach-vexpress/hotplug.c
new file mode 100644
index 0000000..ea4cbfb
--- /dev/null
+++ b/arch/arm/mach-vexpress/hotplug.c
@@ -0,0 +1,128 @@
+/*
+ * linux/arch/arm/mach-realview/hotplug.c
+ *
+ * Copyright (C) 2002 ARM Ltd.
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/smp.h>
+
+#include <asm/cacheflush.h>
+
+extern volatile int pen_release;
+
+static inline void cpu_enter_lowpower(void)
+{
+ unsigned int v;
+
+ flush_cache_all();
+ asm volatile(
+ "mcr p15, 0, %1, c7, c5, 0\n"
+ " mcr p15, 0, %1, c7, c10, 4\n"
+ /*
+ * Turn off coherency
+ */
+ " mrc p15, 0, %0, c1, c0, 1\n"
+ " bic %0, %0, %3\n"
+ " mcr p15, 0, %0, c1, c0, 1\n"
+ " mrc p15, 0, %0, c1, c0, 0\n"
+ " bic %0, %0, %2\n"
+ " mcr p15, 0, %0, c1, c0, 0\n"
+ : "=&r" (v)
+ : "r" (0), "Ir" (CR_C), "Ir" (0x40)
+ : "cc");
+}
+
+static inline void cpu_leave_lowpower(void)
+{
+ unsigned int v;
+
+ asm volatile(
+ "mrc p15, 0, %0, c1, c0, 0\n"
+ " orr %0, %0, %1\n"
+ " mcr p15, 0, %0, c1, c0, 0\n"
+ " mrc p15, 0, %0, c1, c0, 1\n"
+ " orr %0, %0, %2\n"
+ " mcr p15, 0, %0, c1, c0, 1\n"
+ : "=&r" (v)
+ : "Ir" (CR_C), "Ir" (0x40)
+ : "cc");
+}
+
+static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
+{
+ /*
+ * there is no power-control hardware on this platform, so all
+ * we can do is put the core into WFI; this is safe as the calling
+ * code will have already disabled interrupts
+ */
+ for (;;) {
+ /*
+ * here's the WFI
+ */
+ asm(".word 0xe320f003\n"
+ :
+ :
+ : "memory", "cc");
+
+ if (pen_release == cpu) {
+ /*
+ * OK, proper wakeup, we're done
+ */
+ break;
+ }
+
+ /*
+ * Getting here, means that we have come out of WFI without
+ * having been woken up - this shouldn't happen
+ *
+ * Just note it happening - when we're woken, we can report
+ * its occurrence.
+ */
+ (*spurious)++;
+ }
+}
+
+int platform_cpu_kill(unsigned int cpu)
+{
+ return 1;
+}
+
+/*
+ * platform-specific code to shutdown a CPU
+ *
+ * Called with IRQs disabled
+ */
+void platform_cpu_die(unsigned int cpu)
+{
+ int spurious = 0;
+
+ /*
+ * we're ready for shutdown now, so do it
+ */
+ cpu_enter_lowpower();
+ platform_do_lowpower(cpu, &spurious);
+
+ /*
+ * bring this CPU back into the world of cache
+ * coherency, and then restore interrupts
+ */
+ cpu_leave_lowpower();
+
+ if (spurious)
+ pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious);
+}
+
+int platform_cpu_disable(unsigned int cpu)
+{
+ /*
+ * we don't allow CPU 0 to be shutdown (it is still too special
+ * e.g. clock tick interrupts)
+ */
+ return cpu == 0 ? -EPERM : 0;
+}
diff --git a/arch/arm/mach-vexpress/include/mach/smp.h b/arch/arm/mach-vexpress/include/mach/smp.h
index 5a6da4f..4c05e4a 100644
--- a/arch/arm/mach-vexpress/include/mach/smp.h
+++ b/arch/arm/mach-vexpress/include/mach/smp.h
@@ -2,13 +2,12 @@
#define __MACH_SMP_H
#include <asm/hardware/gic.h>
-#include <asm/smp_mpidr.h>
/*
* We use IRQ1 as the IPI
*/
-static inline void smp_cross_call(const struct cpumask *mask)
+static inline void smp_cross_call(const struct cpumask *mask, int ipi)
{
- gic_raise_softirq(mask, 1);
+ gic_raise_softirq(mask, ipi);
}
#endif
diff --git a/arch/arm/mach-vexpress/platsmp.c b/arch/arm/mach-vexpress/platsmp.c
index 6709706..8ce9fef 100644
--- a/arch/arm/mach-vexpress/platsmp.c
+++ b/arch/arm/mach-vexpress/platsmp.c
@@ -17,7 +17,6 @@
#include <linux/io.h>
#include <asm/cacheflush.h>
-#include <asm/localtimer.h>
#include <asm/smp_scu.h>
#include <asm/unified.h>
@@ -35,6 +34,19 @@ extern void vexpress_secondary_startup(void);
*/
volatile int __cpuinitdata pen_release = -1;
+/*
+ * Write pen_release in a way that is guaranteed to be visible to all
+ * observers, irrespective of whether they're taking part in coherency
+ * or not. This is necessary for the hotplug code to work reliably.
+ */
+static void write_pen_release(int val)
+{
+ pen_release = val;
+ smp_wmb();
+ __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
+ outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1));
+}
+
static void __iomem *scu_base_addr(void)
{
return MMIO_P2V(A9_MPCORE_SCU);
@@ -44,8 +56,6 @@ static DEFINE_SPINLOCK(boot_lock);
void __cpuinit platform_secondary_init(unsigned int cpu)
{
- trace_hardirqs_off();
-
/*
* if any interrupts are already enabled for the primary
* core (e.g. timer irq), then they will not have been enabled
@@ -57,8 +67,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu)
* let the primary processor know we're out of the
* pen, then head off into the C entry point
*/
- pen_release = -1;
- smp_wmb();
+ write_pen_release(-1);
/*
* Synchronise with the boot thread.
@@ -83,16 +92,14 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
* since we haven't sent them a soft interrupt, they shouldn't
* be there.
*/
- pen_release = cpu;
- __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
- outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1));
+ write_pen_release(cpu);
/*
* Send the secondary CPU a soft interrupt, thereby causing
* the boot monitor to read the system wide flags register,
* and branch to the address found there.
*/
- smp_cross_call(cpumask_of(cpu));
+ smp_cross_call(cpumask_of(cpu), 1);
timeout = jiffies + (1 * HZ);
while (time_before(jiffies, timeout)) {
@@ -124,13 +131,6 @@ void __init smp_init_cpus(void)
ncores = scu_base ? scu_get_core_count(scu_base) : 1;
/* sanity check */
- if (ncores == 0) {
- printk(KERN_ERR
- "vexpress: strange CM count of 0? Default to 1\n");
-
- ncores = 1;
- }
-
if (ncores > NR_CPUS) {
printk(KERN_WARNING
"vexpress: no. of cores (%d) greater than configured "
@@ -143,20 +143,10 @@ void __init smp_init_cpus(void)
set_cpu_possible(i, true);
}
-void __init smp_prepare_cpus(unsigned int max_cpus)
+void __init platform_smp_prepare_cpus(unsigned int max_cpus)
{
- unsigned int ncores = num_possible_cpus();
- unsigned int cpu = smp_processor_id();
int i;
- smp_store_cpu_info(cpu);
-
- /*
- * are we trying to boot more cores than exist?
- */
- if (max_cpus > ncores)
- max_cpus = ncores;
-
/*
* Initialise the present map, which describes the set of CPUs
* actually populated at the present time.
@@ -164,27 +154,15 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
for (i = 0; i < max_cpus; i++)
set_cpu_present(i, true);
+ scu_enable(scu_base_addr());
+
/*
- * Initialise the SCU if there are more than one CPU and let
- * them know where to start.
+ * Write the address of secondary startup into the
+ * system-wide flags register. The boot monitor waits
+ * until it receives a soft interrupt, and then the
+ * secondary CPU branches to this address.
*/
- if (max_cpus > 1) {
- /*
- * Enable the local timer or broadcast device for the
- * boot CPU, but only if we have more than one CPU.
- */
- percpu_timer_setup();
-
- scu_enable(scu_base_addr());
-
- /*
- * Write the address of secondary startup into the
- * system-wide flags register. The boot monitor waits
- * until it receives a soft interrupt, and then the
- * secondary CPU branches to this address.
- */
- writel(~0, MMIO_P2V(V2M_SYS_FLAGSCLR));
- writel(BSYM(virt_to_phys(vexpress_secondary_startup)),
- MMIO_P2V(V2M_SYS_FLAGSSET));
- }
+ writel(~0, MMIO_P2V(V2M_SYS_FLAGSCLR));
+ writel(BSYM(virt_to_phys(vexpress_secondary_startup)),
+ MMIO_P2V(V2M_SYS_FLAGSSET));
}
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 85f9361..e24fe6d 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -198,7 +198,7 @@ __dma_alloc_remap(struct page *page, size_t size, gfp_t gfp, pgprot_t prot)
* fragmentation of the DMA space, and also prevents allocations
* smaller than a section from crossing a section boundary.
*/
- bit = fls(size - 1) + 1;
+ bit = fls(size - 1);
if (bit > SECTION_SHIFT)
bit = SECTION_SHIFT;
align = 1 << bit;
diff --git a/arch/arm/plat-mxc/devices/platform-imx-dma.c b/arch/arm/plat-mxc/devices/platform-imx-dma.c
index 02d9890..3a705c7 100644
--- a/arch/arm/plat-mxc/devices/platform-imx-dma.c
+++ b/arch/arm/plat-mxc/devices/platform-imx-dma.c
@@ -12,15 +12,7 @@
#include <mach/hardware.h>
#include <mach/devices-common.h>
-#ifdef SDMA_IS_MERGED
#include <mach/sdma.h>
-#else
-struct sdma_platform_data {
- int sdma_version;
- char *cpu_name;
- int to_version;
-};
-#endif
struct imx_imx_sdma_data {
resource_size_t iobase;
diff --git a/arch/arm/plat-mxc/devices/platform-spi_imx.c b/arch/arm/plat-mxc/devices/platform-spi_imx.c
index e48340e..17f724c 100644
--- a/arch/arm/plat-mxc/devices/platform-spi_imx.c
+++ b/arch/arm/plat-mxc/devices/platform-spi_imx.c
@@ -27,6 +27,7 @@ const struct imx_spi_imx_data imx21_cspi_data[] __initconst = {
imx_spi_imx_data_entry(MX21, CSPI, "imx21-cspi", _id, _hwid, SZ_4K)
imx21_cspi_data_entry(0, 1),
imx21_cspi_data_entry(1, 2),
+};
#endif
#ifdef CONFIG_ARCH_MX25
diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c
index aedf9c1..63cdc60 100644
--- a/arch/arm/plat-nomadik/timer.c
+++ b/arch/arm/plat-nomadik/timer.c
@@ -3,6 +3,7 @@
*
* Copyright (C) 2008 STMicroelectronics
* Copyright (C) 2010 Alessandro Rubini
+ * Copyright (C) 2010 Linus Walleij for ST-Ericsson
*
* 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
@@ -16,11 +17,13 @@
#include <linux/clk.h>
#include <linux/jiffies.h>
#include <linux/err.h>
+#include <linux/cnt32_to_63.h>
+#include <linux/timer.h>
#include <asm/mach/time.h>
#include <plat/mtu.h>
-void __iomem *mtu_base; /* ssigned by machine code */
+void __iomem *mtu_base; /* Assigned by machine code */
/*
* Kernel assumes that sched_clock can be called early
@@ -48,16 +51,82 @@ static struct clocksource nmdk_clksrc = {
/*
* Override the global weak sched_clock symbol with this
* local implementation which uses the clocksource to get some
- * better resolution when scheduling the kernel. We accept that
- * this wraps around for now, since it is just a relative time
- * stamp. (Inspired by OMAP implementation.)
+ * better resolution when scheduling the kernel.
+ *
+ * Because the hardware timer period may be quite short
+ * (32.3 secs on the 133 MHz MTU timer selection on ux500)
+ * and because cnt32_to_63() needs to be called at least once per
+ * half period to work properly, a kernel keepwarm() timer is set up
+ * to ensure this requirement is always met.
+ *
+ * Also the sched_clock timer will wrap around at some point,
+ * here we set it to run continously for a year.
*/
+#define SCHED_CLOCK_MIN_WRAP 3600*24*365
+static struct timer_list cnt32_to_63_keepwarm_timer;
+static u32 sched_mult;
+static u32 sched_shift;
+
unsigned long long notrace sched_clock(void)
{
- return clocksource_cyc2ns(nmdk_clksrc.read(
- &nmdk_clksrc),
- nmdk_clksrc.mult,
- nmdk_clksrc.shift);
+ u64 cycles;
+
+ if (unlikely(!mtu_base))
+ return 0;
+
+ cycles = cnt32_to_63(-readl(mtu_base + MTU_VAL(0)));
+ /*
+ * sched_mult is guaranteed to be even so will
+ * shift out bit 63
+ */
+ return (cycles * sched_mult) >> sched_shift;
+}
+
+/* Just kick sched_clock every so often */
+static void cnt32_to_63_keepwarm(unsigned long data)
+{
+ mod_timer(&cnt32_to_63_keepwarm_timer, round_jiffies(jiffies + data));
+ (void) sched_clock();
+}
+
+/*
+ * Set up a timer to keep sched_clock():s 32_to_63 algorithm warm
+ * once in half a 32bit timer wrap interval.
+ */
+static void __init nmdk_sched_clock_init(unsigned long rate)
+{
+ u32 v;
+ unsigned long delta;
+ u64 days;
+
+ /* Find the apropriate mult and shift factors */
+ clocks_calc_mult_shift(&sched_mult, &sched_shift,
+ rate, NSEC_PER_SEC, SCHED_CLOCK_MIN_WRAP);
+ /* We need to multiply by an even number to get rid of bit 63 */
+ if (sched_mult & 1)
+ sched_mult++;
+
+ /* Let's see what we get, take max counter and scale it */
+ days = (0xFFFFFFFFFFFFFFFFLLU * sched_mult) >> sched_shift;
+ do_div(days, NSEC_PER_SEC);
+ do_div(days, (3600*24));
+
+ pr_info("sched_clock: using %d bits @ %lu Hz wrap in %lu days\n",
+ (64 - sched_shift), rate, (unsigned long) days);
+
+ /*
+ * Program a timer to kick us at half 32bit wraparound
+ * Formula: seconds per wrap = (2^32) / f
+ */
+ v = 0xFFFFFFFFUL / rate;
+ /* We want half of the wrap time to keep cnt32_to_63 warm */
+ v /= 2;
+ pr_debug("sched_clock: prescaled timer rate: %lu Hz, "
+ "initialize keepwarm timer every %d seconds\n", rate, v);
+ /* Convert seconds to jiffies */
+ delta = msecs_to_jiffies(v*1000);
+ setup_timer(&cnt32_to_63_keepwarm_timer, cnt32_to_63_keepwarm, delta);
+ mod_timer(&cnt32_to_63_keepwarm_timer, round_jiffies(jiffies + delta));
}
/* Clockevent device: use one-shot mode */
@@ -161,13 +230,15 @@ void __init nmdk_timer_init(void)
writel(0, mtu_base + MTU_BGLR(0));
writel(cr | MTU_CRn_ENA, mtu_base + MTU_CR(0));
- /* Now the scheduling clock is ready */
+ /* Now the clock source is ready */
nmdk_clksrc.read = nmdk_read_timer;
if (clocksource_register(&nmdk_clksrc))
pr_err("timer: failed to initialize clock source %s\n",
nmdk_clksrc.name);
+ nmdk_sched_clock_init(rate);
+
/* Timer 1 is used for events */
clockevents_calc_mult_shift(&nmdk_clkevt, rate, MTU_MIN_RANGE);
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 6f42a18..fc81912 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -284,12 +284,14 @@ void __init omap_dsp_reserve_sdram_memblock(void)
if (!size)
return;
- paddr = __memblock_alloc_base(size, SZ_1M, MEMBLOCK_REAL_LIMIT);
+ paddr = memblock_alloc(size, SZ_1M);
if (!paddr) {
pr_err("%s: failed to reserve %x bytes\n",
__func__, size);
return;
}
+ memblock_free(paddr, size);
+ memblock_remove(paddr, size);
omap_dsp_phys_mempool_base = paddr;
}
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index f5c5b8d..2c28265 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -1983,6 +1983,8 @@ static int omap2_dma_handle_ch(int ch)
dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR(ch));
dma_write(1 << ch, IRQSTATUS_L0);
+ /* read back the register to flush the write */
+ dma_read(IRQSTATUS_L0);
/* If the ch is not chained then chain_id will be -1 */
if (dma_chan[ch].chain_id != -1) {
diff --git a/arch/arm/plat-omap/include/plat/smp.h b/arch/arm/plat-omap/include/plat/smp.h
index ecd6a48..7a10257 100644
--- a/arch/arm/plat-omap/include/plat/smp.h
+++ b/arch/arm/plat-omap/include/plat/smp.h
@@ -18,7 +18,6 @@
#define OMAP_ARCH_SMP_H
#include <asm/hardware/gic.h>
-#include <asm/smp_mpidr.h>
/* Needed for secondary core boot */
extern void omap_secondary_startup(void);
@@ -29,9 +28,9 @@ extern u32 omap_read_auxcoreboot0(void);
/*
* We use Soft IRQ1 as the IPI
*/
-static inline void smp_cross_call(const struct cpumask *mask)
+static inline void smp_cross_call(const struct cpumask *mask, int ipi)
{
- gic_raise_softirq(mask, 1);
+ gic_raise_softirq(mask, ipi);
}
#endif
diff --git a/arch/arm/plat-orion/include/plat/pcie.h b/arch/arm/plat-orion/include/plat/pcie.h
index 3ebfef7..cc99163 100644
--- a/arch/arm/plat-orion/include/plat/pcie.h
+++ b/arch/arm/plat-orion/include/plat/pcie.h
@@ -11,12 +11,15 @@
#ifndef __PLAT_PCIE_H
#define __PLAT_PCIE_H
+struct pci_bus;
+
u32 orion_pcie_dev_id(void __iomem *base);
u32 orion_pcie_rev(void __iomem *base);
int orion_pcie_link_up(void __iomem *base);
int orion_pcie_x4_mode(void __iomem *base);
int orion_pcie_get_local_bus_nr(void __iomem *base);
void orion_pcie_set_local_bus_nr(void __iomem *base, int nr);
+void orion_pcie_reset(void __iomem *base);
void orion_pcie_setup(void __iomem *base,
struct mbus_dram_target_info *dram);
int orion_pcie_rd_conf(void __iomem *base, struct pci_bus *bus,
diff --git a/arch/arm/plat-orion/pcie.c b/arch/arm/plat-orion/pcie.c
index 779553a..af2d733 100644
--- a/arch/arm/plat-orion/pcie.c
+++ b/arch/arm/plat-orion/pcie.c
@@ -182,11 +182,6 @@ void __init orion_pcie_setup(void __iomem *base,
u32 mask;
/*
- * soft reset PCIe unit
- */
- orion_pcie_reset(base);
-
- /*
* Point PCIe unit MBUS decode windows to DRAM space.
*/
orion_pcie_setup_wins(base, dram);
diff --git a/arch/arm/plat-pxa/include/plat/sdhci.h b/arch/arm/plat-pxa/include/plat/sdhci.h
index e49c5b6..1ab332e 100644
--- a/arch/arm/plat-pxa/include/plat/sdhci.h
+++ b/arch/arm/plat-pxa/include/plat/sdhci.h
@@ -17,6 +17,9 @@
/* Require clock free running */
#define PXA_FLAG_DISABLE_CLOCK_GATING (1<<0)
+/* Board design supports 8-bit data on SD/SDIO BUS */
+#define PXA_FLAG_SD_8_BIT_CAPABLE_SLOT (1<<2)
+
/*
* struct pxa_sdhci_platdata() - Platform device data for PXA SDHCI
* @max_speed: the maximum speed supported
diff --git a/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c b/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c
index 9793544..704175b 100644
--- a/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c
+++ b/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c
@@ -29,8 +29,8 @@ void s3c24xx_spi_gpiocfg_bus0_gpe11_12_13(struct s3c2410_spi_info *spi,
} else {
s3c_gpio_cfgpin(S3C2410_GPE(13), S3C2410_GPIO_INPUT);
s3c_gpio_cfgpin(S3C2410_GPE(11), S3C2410_GPIO_INPUT);
- s3c_gpio_cfgpull(S3C2410_GPE(11), S3C_GPIO_PULL_NONE);
- s3c_gpio_cfgpull(S3C2410_GPE(12), S3C_GPIO_PULL_NONE);
- s3c_gpio_cfgpull(S3C2410_GPE(13), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPE(11), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPE(12), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPE(13), S3C_GPIO_PULL_NONE);
}
}
diff --git a/arch/arm/plat-s3c24xx/spi-bus1-gpd8_9_10.c b/arch/arm/plat-s3c24xx/spi-bus1-gpd8_9_10.c
index db9e9e4..72457af 100644
--- a/arch/arm/plat-s3c24xx/spi-bus1-gpd8_9_10.c
+++ b/arch/arm/plat-s3c24xx/spi-bus1-gpd8_9_10.c
@@ -31,8 +31,8 @@ void s3c24xx_spi_gpiocfg_bus1_gpd8_9_10(struct s3c2410_spi_info *spi,
} else {
s3c_gpio_cfgpin(S3C2410_GPD(8), S3C2410_GPIO_INPUT);
s3c_gpio_cfgpin(S3C2410_GPD(9), S3C2410_GPIO_INPUT);
- s3c_gpio_cfgpull(S3C2410_GPD(10), S3C_GPIO_PULL_NONE);
- s3c_gpio_cfgpull(S3C2410_GPD(9), S3C_GPIO_PULL_NONE);
- s3c_gpio_cfgpull(S3C2410_GPD(8), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPD(10), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPD(9), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPD(8), S3C_GPIO_PULL_NONE);
}
}
diff --git a/arch/arm/plat-s3c24xx/spi-bus1-gpg5_6_7.c b/arch/arm/plat-s3c24xx/spi-bus1-gpg5_6_7.c
index 8ea663a..c3972b6 100644
--- a/arch/arm/plat-s3c24xx/spi-bus1-gpg5_6_7.c
+++ b/arch/arm/plat-s3c24xx/spi-bus1-gpg5_6_7.c
@@ -29,8 +29,8 @@ void s3c24xx_spi_gpiocfg_bus1_gpg5_6_7(struct s3c2410_spi_info *spi,
} else {
s3c_gpio_cfgpin(S3C2410_GPG(7), S3C2410_GPIO_INPUT);
s3c_gpio_cfgpin(S3C2410_GPG(5), S3C2410_GPIO_INPUT);
- s3c_gpio_cfgpull(S3C2410_GPG(5), S3C_GPIO_PULL_NONE);
- s3c_gpio_cfgpull(S3C2410_GPG(6), S3C_GPIO_PULL_NONE);
- s3c_gpio_cfgpull(S3C2410_GPG(7), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPG(5), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPG(6), S3C_GPIO_PULL_NONE);
+ s3c_gpio_setpull(S3C2410_GPG(7), S3C_GPIO_PULL_NONE);
}
}
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index 8063a32..0797cb5 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -10,9 +10,12 @@
*/
#include <linux/module.h>
#include <linux/types.h>
+#include <linux/cpu.h>
#include <linux/kernel.h>
+#include <linux/notifier.h>
#include <linux/signal.h>
#include <linux/sched.h>
+#include <linux/smp.h>
#include <linux/init.h>
#include <asm/cputype.h>
@@ -484,7 +487,24 @@ void vfp_flush_hwstate(struct thread_info *thread)
put_cpu();
}
-#include <linux/smp.h>
+/*
+ * VFP hardware can lose all context when a CPU goes offline.
+ * Safely clear our held state when a CPU has been killed, and
+ * re-enable access to VFP when the CPU comes back online.
+ *
+ * Both CPU_DYING and CPU_STARTING are called on the CPU which
+ * is being offlined/onlined.
+ */
+static int vfp_hotplug(struct notifier_block *b, unsigned long action,
+ void *hcpu)
+{
+ if (action == CPU_DYING || action == CPU_DYING_FROZEN) {
+ unsigned int cpu = (long)hcpu;
+ last_VFP_context[cpu] = NULL;
+ } else if (action == CPU_STARTING || action == CPU_STARTING_FROZEN)
+ vfp_enable(NULL);
+ return NOTIFY_OK;
+}
/*
* VFP support code initialisation.
@@ -514,6 +534,8 @@ static int __init vfp_init(void)
else if (vfpsid & FPSID_NODOUBLE) {
printk("no double precision support\n");
} else {
+ hotcpu_notifier(vfp_hotplug, 0);
+
smp_call_function(vfp_enable, NULL, 1);
VFP_arch = (vfpsid & FPSID_ARCH_MASK) >> FPSID_ARCH_BIT; /* Extract the architecture version */
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