diff options
Diffstat (limited to 'arch')
98 files changed, 273 insertions, 381 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index d1799267a01f..6d4d43858483 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -6,7 +6,7 @@ config ARM select HAVE_DMA_API_DEBUG select HAVE_IDE if PCI || ISA || PCMCIA select HAVE_DMA_ATTRS - select HAVE_DMA_CONTIGUOUS if (CPU_V6 || CPU_V6K || CPU_V7) + select HAVE_DMA_CONTIGUOUS if MMU select HAVE_MEMBLOCK select RTC_LIB select SYS_SUPPORTS_APM_EMULATION diff --git a/arch/arm/boot/dts/at91sam9g25ek.dts b/arch/arm/boot/dts/at91sam9g25ek.dts index 7829a4d0cb22..96514c134e54 100644 --- a/arch/arm/boot/dts/at91sam9g25ek.dts +++ b/arch/arm/boot/dts/at91sam9g25ek.dts @@ -15,7 +15,7 @@ compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9"; chosen { - bootargs = "128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs"; + bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs"; }; ahb { diff --git a/arch/arm/configs/armadillo800eva_defconfig b/arch/arm/configs/armadillo800eva_defconfig index 7d8718468e0d..90610c7030f7 100644 --- a/arch/arm/configs/armadillo800eva_defconfig +++ b/arch/arm/configs/armadillo800eva_defconfig @@ -33,7 +33,7 @@ CONFIG_AEABI=y CONFIG_FORCE_MAX_ZONEORDER=13 CONFIG_ZBOOT_ROM_TEXT=0x0 CONFIG_ZBOOT_ROM_BSS=0x0 -CONFIG_CMDLINE="console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096" +CONFIG_CMDLINE="console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096 rw" CONFIG_CMDLINE_FORCE=y CONFIG_KEXEC=y CONFIG_VFP=y diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index 2ae842df4551..5c44dcb0987b 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -203,6 +203,13 @@ static inline void dma_free_writecombine(struct device *dev, size_t size, } /* + * This can be called during early boot to increase the size of the atomic + * coherent DMA pool above the default value of 256KiB. It must be called + * before postcore_initcall. + */ +extern void __init init_dma_coherent_pool_size(unsigned long size); + +/* * This can be called during boot to increase the size of the consistent * DMA region above it's default value of 2MB. It must be called before the * memory allocator is initialised, i.e. before any core_initcall. diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c index 104ca40d8d18..aaa443b48c91 100644 --- a/arch/arm/mach-at91/at91rm9200_time.c +++ b/arch/arm/mach-at91/at91rm9200_time.c @@ -197,7 +197,7 @@ void __init at91rm9200_timer_init(void) at91_st_read(AT91_ST_SR); /* Make IRQs happen for the system timer */ - setup_irq(AT91_ID_SYS, &at91rm9200_timer_irq); + setup_irq(NR_IRQS_LEGACY + AT91_ID_SYS, &at91rm9200_timer_irq); /* The 32KiHz "Slow Clock" (tick every 30517.58 nanoseconds) is used * directly for the clocksource and all clockevents, after adjusting diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c index 7b9c2ba396ed..bce572a530ef 100644 --- a/arch/arm/mach-at91/at91sam9260_devices.c +++ b/arch/arm/mach-at91/at91sam9260_devices.c @@ -726,6 +726,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, }, }; @@ -744,10 +746,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9260_rtt_device.num_resources = 2; + at91sam9260_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9260_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c index 8df5c1bdff92..bc2590d712d0 100644 --- a/arch/arm/mach-at91/at91sam9261_devices.c +++ b/arch/arm/mach-at91/at91sam9261_devices.c @@ -609,6 +609,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -626,10 +628,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9261_rtt_device.num_resources = 2; + at91sam9261_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9261_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c index eb6bbf86fb9f..9b6ca734f1a9 100644 --- a/arch/arm/mach-at91/at91sam9263_devices.c +++ b/arch/arm/mach-at91/at91sam9263_devices.c @@ -990,6 +990,8 @@ static struct resource rtt0_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -1006,6 +1008,8 @@ static struct resource rtt1_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -1027,14 +1031,14 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed only for the chosen RTT: * GPBR will serve as the storage for RTC time offset */ - at91sam9263_rtt0_device.num_resources = 2; + at91sam9263_rtt0_device.num_resources = 3; at91sam9263_rtt1_device.num_resources = 1; pdev = &at91sam9263_rtt0_device; r = rtt0_resources; break; case 1: at91sam9263_rtt0_device.num_resources = 1; - at91sam9263_rtt1_device.num_resources = 2; + at91sam9263_rtt1_device.num_resources = 3; pdev = &at91sam9263_rtt1_device; r = rtt1_resources; break; @@ -1047,6 +1051,8 @@ static void __init at91_add_device_rtt_rtc(void) pdev->name = "rtc-at91sam9"; r[1].start = AT91SAM9263_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; r[1].end = r[1].start + 3; + r[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + r[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c index 06073996a382..1b47319ca00b 100644 --- a/arch/arm/mach-at91/at91sam9g45_devices.c +++ b/arch/arm/mach-at91/at91sam9g45_devices.c @@ -1293,6 +1293,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -1310,10 +1312,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9g45_rtt_device.num_resources = 2; + at91sam9g45_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9G45_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c index f09fff932172..b3d365dadef5 100644 --- a/arch/arm/mach-at91/at91sam9rl_devices.c +++ b/arch/arm/mach-at91/at91sam9rl_devices.c @@ -688,6 +688,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -705,10 +707,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9rl_rtt_device.num_resources = 2; + at91sam9rl_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9RL_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index de2ec6b8fea7..188c82971ebd 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -63,6 +63,12 @@ EXPORT_SYMBOL_GPL(at91_pmc_base); #define cpu_has_300M_plla() (cpu_is_at91sam9g10()) +#define cpu_has_240M_plla() (cpu_is_at91sam9261() \ + || cpu_is_at91sam9263() \ + || cpu_is_at91sam9rl()) + +#define cpu_has_210M_plla() (cpu_is_at91sam9260()) + #define cpu_has_pllb() (!(cpu_is_at91sam9rl() \ || cpu_is_at91sam9g45() \ || cpu_is_at91sam9x5() \ @@ -706,6 +712,12 @@ static int __init at91_pmc_init(unsigned long main_clock) } else if (cpu_has_800M_plla()) { if (plla.rate_hz > 800000000) pll_overclock = true; + } else if (cpu_has_240M_plla()) { + if (plla.rate_hz > 240000000) + pll_overclock = true; + } else if (cpu_has_210M_plla()) { + if (plla.rate_hz > 210000000) + pll_overclock = true; } else { if (plla.rate_hz > 209000000) pll_overclock = true; diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c index ca70e5fcc7ac..020852d3bdd8 100644 --- a/arch/arm/mach-gemini/irq.c +++ b/arch/arm/mach-gemini/irq.c @@ -17,6 +17,7 @@ #include <linux/sched.h> #include <asm/irq.h> #include <asm/mach/irq.h> +#include <asm/system_misc.h> #include <mach/hardware.h> #define IRQ_SOURCE(base_addr) (base_addr + 0x00) diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index 936b31df644c..3f7b05f30b46 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -507,6 +507,13 @@ void __init kirkwood_wdt_init(void) void __init kirkwood_init_early(void) { orion_time_set_base(TIMER_VIRT_BASE); + + /* + * Some Kirkwood devices allocate their coherent buffers from atomic + * context. Increase size of atomic coherent pool to make sure such + * the allocations won't fail. + */ + init_dma_coherent_pool_size(SZ_1M); } int kirkwood_tclk; diff --git a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c index d93359379598..be90b7d0e10b 100644 --- a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c +++ b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c @@ -10,6 +10,7 @@ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/sizes.h> #include <linux/platform_device.h> #include <linux/mtd/partitions.h> #include <linux/ata_platform.h> diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index c53469802c03..c162369e9f77 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -37,7 +37,6 @@ #include <plat/board-ams-delta.h> #include <plat/keypad.h> #include <plat/mux.h> -#include <plat/board.h> #include <mach/hardware.h> #include <mach/ams-delta-fiq.h> diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 6872f3fd400f..6d985521a39e 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -32,7 +32,6 @@ #include <plat/flash.h> #include <plat/fpga.h> #include <plat/keypad.h> -#include <plat/board.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 6ec385e2b98e..04b5fdaff831 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -23,7 +23,6 @@ #include <asm/mach/map.h> #include <plat/mux.h> -#include <plat/board.h> #include <mach/usb.h> @@ -52,9 +51,6 @@ static struct omap_usb_config generic1610_usb_config __initdata = { }; #endif -static struct omap_board_config_kernel generic_config[] __initdata = { -}; - static void __init omap_generic_init(void) { #ifdef CONFIG_ARCH_OMAP15XX @@ -76,8 +72,6 @@ static void __init omap_generic_init(void) } #endif - omap_board_config = generic_config; - omap_board_config_size = ARRAY_SIZE(generic_config); omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); } diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index b3f6e943e661..b9771b5a5f7b 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -42,7 +42,6 @@ #include <asm/mach/arch.h> #include <plat/omap7xx.h> -#include <plat/board.h> #include <plat/keypad.h> #include <plat/mmc.h> diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 2c0ca8fc3380..ec01f03d0446 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -26,7 +26,6 @@ #include <asm/mach/map.h> #include <plat/mux.h> -#include <plat/board.h> #include <plat/keypad.h> #include <plat/lcd_mipid.h> #include <plat/mmc.h> diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index 8784705edb60..569b6872a2f6 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -39,6 +39,7 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/i2c/tps65010.h> +#include <linux/platform_data/omap1_bl.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index 26bcb9defcdc..49f8d745ea1f 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -28,6 +28,7 @@ #include <linux/interrupt.h> #include <linux/apm-emulation.h> #include <linux/omapfb.h> +#include <linux/platform_data/omap1_bl.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -37,7 +38,6 @@ #include <plat/mux.h> #include <plat/tc.h> #include <plat/dma.h> -#include <plat/board.h> #include <plat/irda.h> #include <plat/keypad.h> diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index 4d099446dfa8..01523cd78e58 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -27,6 +27,7 @@ #include <linux/omapfb.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> +#include <linux/platform_data/omap1_bl.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -37,7 +38,6 @@ #include <plat/mux.h> #include <plat/dma.h> #include <plat/tc.h> -#include <plat/board.h> #include <plat/irda.h> #include <plat/keypad.h> diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index 355980321c2d..a7abce69043a 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -30,6 +30,7 @@ #include <linux/omapfb.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> +#include <linux/platform_data/omap1_bl.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -39,7 +40,6 @@ #include <plat/mux.h> #include <plat/dma.h> #include <plat/tc.h> -#include <plat/board.h> #include <plat/irda.h> #include <plat/keypad.h> diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 703d55ecffe2..277e0bc60a43 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -32,7 +32,6 @@ #include <plat/fpga.h> #include <plat/flash.h> #include <plat/keypad.h> -#include <plat/board.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 8c665bd16ac2..2e1fff26a2f3 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -38,7 +38,6 @@ #include <plat/dma.h> #include <plat/irda.h> #include <plat/tc.h> -#include <plat/board.h> #include <plat/keypad.h> #include <plat/board-sx1.h> diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index 3497769eb353..1668af3017de 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -35,7 +35,6 @@ #include <plat/flash.h> #include <plat/mux.h> #include <plat/tc.h> -#include <plat/board.h> #include <mach/hardware.h> #include <mach/usb.h> @@ -155,9 +154,6 @@ static struct omap_usb_config voiceblue_usb_config __initdata = { .pins[2] = 6, }; -static struct omap_board_config_kernel voiceblue_config[] = { -}; - #define MACHINE_PANICED 1 #define MACHINE_REBOOTING 2 #define MACHINE_REBOOT 4 @@ -275,8 +271,6 @@ static void __init voiceblue_init(void) voiceblue_smc91x_resources[1].start = gpio_to_irq(8); voiceblue_smc91x_resources[1].end = gpio_to_irq(8); platform_add_devices(voiceblue_devices, ARRAY_SIZE(voiceblue_devices)); - omap_board_config = voiceblue_config; - omap_board_config_size = ARRAY_SIZE(voiceblue_config); omap_serial_init(); omap1_usb_init(&voiceblue_usb_config); omap_register_i2c_bus(1, 100, NULL, 0); diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c index c007d80dfb62..6a32b9b0dc30 100644 --- a/arch/arm/mach-omap1/clock_data.c +++ b/arch/arm/mach-omap1/clock_data.c @@ -25,7 +25,6 @@ #include <plat/clock.h> #include <plat/cpu.h> #include <plat/clkdev_omap.h> -#include <plat/board.h> #include <plat/sram.h> /* for omap_sram_reprogram_clock() */ #include <mach/hardware.h> @@ -788,7 +787,6 @@ u32 cpu_mask; int __init omap1_clk_init(void) { struct omap_clk *c; - const struct omap_clock_config *info; int crystal_type = 0; /* Default 12 MHz */ u32 reg; @@ -837,12 +835,6 @@ int __init omap1_clk_init(void) ck_dpll1_p = clk_get(NULL, "ck_dpll1"); ck_ref_p = clk_get(NULL, "ck_ref"); - info = omap_get_config(OMAP_TAG_CLOCK, struct omap_clock_config); - if (info != NULL) { - if (!cpu_is_omap15xx()) - crystal_type = info->system_clock_type; - } - if (cpu_is_omap7xx()) ck_ref.rate = 13000000; if (cpu_is_omap16xx() && crystal_type == 2) diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c index fa1fa4deb6aa..1feca354ce08 100644 --- a/arch/arm/mach-omap1/devices.c +++ b/arch/arm/mach-omap1/devices.c @@ -20,7 +20,6 @@ #include <asm/mach/map.h> #include <plat/tc.h> -#include <plat/board.h> #include <plat/mux.h> #include <plat/dma.h> #include <plat/mmc.h> diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c index 6809c9e56c93..0d1709b1a6fe 100644 --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -22,7 +22,6 @@ #include <asm/mach-types.h> -#include <plat/board.h> #include <plat/mux.h> #include <plat/fpga.h> diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 9511584fdc4f..36eee4b512f6 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -33,7 +33,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <plat/gpmc.h> #include <plat/usb.h> diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index a98c688058a9..0f78cdbec5c1 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -31,7 +31,6 @@ #include <asm/mach/map.h> #include <plat/mcspi.h> -#include <plat/board.h> #include <plat/usb.h> #include "common.h" #include <plat/dma.h> @@ -191,9 +190,6 @@ static struct omap_dss_board_info sdp3430_dss_data = { .default_device = &sdp3430_lcd_device, }; -static struct omap_board_config_kernel sdp3430_config[] __initdata = { -}; - static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, @@ -576,8 +572,6 @@ static void __init omap_3430sdp_init(void) int gpio_pendown; omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); - omap_board_config = sdp3430_config; - omap_board_config_size = ARRAY_SIZE(sdp3430_config); omap_hsmmc_init(mmc); omap3430_i2c_init(); omap_display_init(&sdp3430_dss_data); diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c index 2dc9ba523c7a..8518b1345988 100644 --- a/arch/arm/mach-omap2/board-3630sdp.c +++ b/arch/arm/mach-omap2/board-3630sdp.c @@ -17,7 +17,6 @@ #include <asm/mach/arch.h> #include "common.h" -#include <plat/board.h> #include <plat/gpmc-smc91x.h> #include <plat/usb.h> @@ -67,9 +66,6 @@ static const struct usbhs_omap_board_data usbhs_bdata __initconst = { .reset_gpio_port[2] = -EINVAL }; -static struct omap_board_config_kernel sdp_config[] __initdata = { -}; - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, @@ -197,8 +193,6 @@ static struct flash_partitions sdp_flash_partitions[] = { static void __init omap_sdp_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CBP); - omap_board_config = sdp_config; - omap_board_config_size = ARRAY_SIZE(sdp_config); zoom_peripherals_init(); omap_sdrc_init(h8mbx00u0mer0em_sdrc_params, h8mbx00u0mer0em_sdrc_params); diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index ad8a7d94afcd..04e857419bb6 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -34,7 +34,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <plat/usb.h> #include <plat/mmc.h> diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index 92432c28673d..de92b0860698 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -26,7 +26,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <plat/usb.h> @@ -37,11 +36,6 @@ #define GPIO_USB_POWER 35 #define GPIO_USB_NRESET 38 - -/* Board initialization */ -static struct omap_board_config_kernel am3517_crane_config[] __initdata = { -}; - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, @@ -67,9 +61,6 @@ static void __init am3517_crane_init(void) omap_serial_init(); omap_sdrc_init(NULL, NULL); - omap_board_config = am3517_crane_config; - omap_board_config_size = ARRAY_SIZE(am3517_crane_config); - /* Configure GPIO for EHCI port */ if (omap_mux_init_gpio(GPIO_USB_NRESET, OMAP_PIN_OUTPUT)) { pr_err("Can not configure mux for GPIO_USB_NRESET %d\n", diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index 18f601096ce1..00abda138022 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -32,7 +32,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <plat/usb.h> #include <video/omapdss.h> @@ -324,9 +323,6 @@ static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata) platform_device_register(&am3517_hecc_device); } -static struct omap_board_config_kernel am3517_evm_config[] __initdata = { -}; - static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, @@ -346,8 +342,6 @@ static struct omap2_hsmmc_info mmc[] = { static void __init am3517_evm_init(void) { - omap_board_config = am3517_evm_config; - omap_board_config_size = ARRAY_SIZE(am3517_evm_config); omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); am3517_evm_i2c_init(); diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index e5fa46bfde2f..a6a1b481cac1 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -35,7 +35,6 @@ #include <asm/mach/flash.h> #include <plat/led.h> -#include <plat/board.h> #include "common.h" #include <plat/gpmc.h> diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 97d719047af3..d94a640fe41c 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -37,7 +37,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <plat/nand.h> #include <plat/gpmc.h> @@ -714,13 +713,8 @@ static inline void cm_t35_init_mux(void) {} static inline void cm_t3730_init_mux(void) {} #endif -static struct omap_board_config_kernel cm_t35_config[] __initdata = { -}; - static void __init cm_t3x_common_init(void) { - omap_board_config = cm_t35_config; - omap_board_config_size = ARRAY_SIZE(cm_t35_config); omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); omap_serial_init(); omap_sdrc_init(mt46h32m32lf6_sdrc_params, diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index a33ad4641d9a..57204f81ce2c 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -38,7 +38,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <plat/usb.h> #include <plat/nand.h> @@ -249,9 +248,6 @@ static void __init cm_t3517_init_nand(void) static inline void cm_t3517_init_nand(void) {} #endif -static struct omap_board_config_kernel cm_t3517_config[] __initdata = { -}; - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { /* GPIO186 - Green LED */ @@ -285,8 +281,6 @@ static void __init cm_t3517_init(void) omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_serial_init(); omap_sdrc_init(NULL, NULL); - omap_board_config = cm_t3517_config; - omap_board_config_size = ARRAY_SIZE(cm_t3517_config); cm_t3517_init_leds(); cm_t3517_init_nand(); cm_t3517_init_rtc(); diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 6567c1cd5572..870a2a55a032 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -40,7 +40,6 @@ #include <asm/mach/map.h> #include <asm/mach/flash.h> -#include <plat/board.h> #include "common.h" #include <plat/gpmc.h> #include <plat/nand.h> diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 6f93a20536ea..38024a57f6bf 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -20,7 +20,6 @@ #include <asm/hardware/gic.h> #include <asm/mach/arch.h> -#include <plat/board.h> #include "common.h" #include "common-board-devices.h" diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index ace20482e3e1..5be30e6dd4cb 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -32,11 +32,11 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <plat/menelaus.h> #include <plat/dma.h> #include <plat/gpmc.h> +#include <plat/debug-devices.h> #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 28214483aaba..01103b38f77f 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -29,7 +29,6 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <plat/board.h> #include "common.h" #include <plat/gpmc.h> #include <plat/usb.h> diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index ef9e82977499..c37c2a17c410 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -35,7 +35,6 @@ #include <asm/mach/map.h> #include <plat/mcspi.h> -#include <plat/board.h> #include "common.h" #include <plat/gpmc.h> #include <mach/board-zoom.h> diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index 677357ff61ac..5397209c0b09 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -25,7 +25,6 @@ #include <asm/mach/arch.h> #include <asm/mach-types.h> -#include <plat/board.h> #include "common.h" #include <plat/menelaus.h> #include <mach/irqs.h> diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 6202fc76e490..293e3b26c471 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -39,7 +39,6 @@ #include <asm/mach/map.h> #include <asm/mach/flash.h> -#include <plat/board.h> #include "common.h" #include <video/omapdss.h> #include <video/omap-panel-tfp410.h> diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 0d362e9f9cb9..851aec6ecb8a 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -45,7 +45,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include <plat/usb.h> #include <plat/nand.h> #include "common.h" @@ -75,6 +74,18 @@ #define OMAP3EVM_GEN1_ETHR_GPIO_RST 64 #define OMAP3EVM_GEN2_ETHR_GPIO_RST 7 +/* + * OMAP35x EVM revision + * Run time detection of EVM revision is done by reading Ethernet + * PHY ID - + * GEN_1 = 0x01150000 + * GEN_2 = 0x92200000 + */ +enum { + OMAP3EVM_BOARD_GEN_1 = 0, /* EVM Rev between A - D */ + OMAP3EVM_BOARD_GEN_2, /* EVM Rev >= Rev E */ +}; + static u8 omap3_evm_version; u8 get_omap3_evm_rev(void) @@ -526,9 +537,6 @@ static int __init omap3_evm_i2c_init(void) return 0; } -static struct omap_board_config_kernel omap3_evm_config[] __initdata = { -}; - static struct usbhs_omap_board_data usbhs_bdata __initdata = { .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, @@ -688,9 +696,6 @@ static void __init omap3_evm_init(void) obm = (cpu_is_omap3630()) ? omap36x_board_mux : omap35x_board_mux; omap3_mux_init(obm, OMAP_PACKAGE_CBB); - omap_board_config = omap3_evm_config; - omap_board_config_size = ARRAY_SIZE(omap3_evm_config); - omap_mux_init_gpio(63, OMAP_PIN_INPUT); omap_hsmmc_init(mmc); diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index fca93d1afd43..a63a49d51fc8 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -41,7 +41,6 @@ #include "common-board-devices.h" #include <plat/mux.h> -#include <plat/board.h> #include "common.h" #include <plat/gpmc-smsc911x.h> #include <plat/gpmc.h> diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index 57aebee44fd0..633c445c7cc4 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -40,7 +40,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <mach/hardware.h> #include <plat/mcspi.h> diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index b318f5602e36..421fb8e76f27 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -35,7 +35,6 @@ #include <asm/mach/map.h> #include <asm/mach/flash.h> -#include <plat/board.h> #include "common.h" #include <plat/gpmc.h> #include <plat/nand.h> @@ -362,9 +361,6 @@ static int __init omap3_stalker_i2c_init(void) #define OMAP3_STALKER_TS_GPIO 175 -static struct omap_board_config_kernel omap3_stalker_config[] __initdata = { -}; - static struct platform_device *omap3_stalker_devices[] __initdata = { &keys_gpio, }; @@ -399,8 +395,6 @@ static void __init omap3_stalker_init(void) { regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); - omap_board_config = omap3_stalker_config; - omap_board_config_size = ARRAY_SIZE(omap3_stalker_config); omap_mux_init_gpio(23, OMAP_PIN_INPUT); omap_hsmmc_init(mmc); diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 485d14d6a8cd..d3556c938900 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -44,7 +44,6 @@ #include <asm/mach/flash.h> #include <asm/system_info.h> -#include <plat/board.h> #include "common.h" #include <plat/gpmc.h> #include <plat/nand.h> diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index 70f6d1d25463..3911c13a342a 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -39,7 +39,6 @@ #include <asm/mach/map.h> #include <video/omapdss.h> -#include <plat/board.h> #include "common.h" #include <plat/usb.h> #include <plat/mmc.h> diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 779734d8ba37..193d1608b39a 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -42,7 +42,6 @@ #include <asm/mach/flash.h> #include <asm/mach/map.h> -#include <plat/board.h> #include "common.h" #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index df2534de3361..3b9fc6105329 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -28,7 +28,6 @@ #include <asm/system_info.h> #include <plat/mcspi.h> -#include <plat/board.h> #include "common.h" #include <plat/dma.h> #include <plat/gpmc.h> diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index 345dd931f76f..92924ebbdae5 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -24,7 +24,6 @@ #include <asm/mach/map.h> #include <plat/mcspi.h> -#include <plat/board.h> #include "common.h" #include <plat/dma.h> #include <plat/gpmc.h> diff --git a/arch/arm/mach-omap2/board-ti8168evm.c b/arch/arm/mach-omap2/board-ti8168evm.c index d4c8392cadb6..da4679d5d1fa 100644 --- a/arch/arm/mach-omap2/board-ti8168evm.c +++ b/arch/arm/mach-omap2/board-ti8168evm.c @@ -21,7 +21,6 @@ #include <asm/mach/map.h> #include <plat/irqs.h> -#include <plat/board.h> #include "common.h" #include <plat/usb.h> @@ -32,15 +31,10 @@ static struct omap_musb_board_data musb_board_data = { .power = 500, }; -static struct omap_board_config_kernel ti81xx_evm_config[] __initdata = { -}; - static void __init ti81xx_evm_init(void) { omap_serial_init(); omap_sdrc_init(NULL, NULL); - omap_board_config = ti81xx_evm_config; - omap_board_config_size = ARRAY_SIZE(ti81xx_evm_config); usb_musb_init(&musb_board_data); } diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c index 4e7e56142e6f..4994438e1f46 100644 --- a/arch/arm/mach-omap2/board-zoom.c +++ b/arch/arm/mach-omap2/board-zoom.c @@ -22,7 +22,6 @@ #include <asm/mach/arch.h> #include "common.h" -#include <plat/board.h> #include <plat/usb.h> #include <mach/board-zoom.h> diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c index 069f9725b1c3..6c2ff4f23800 100644 --- a/arch/arm/mach-omap2/common.c +++ b/arch/arm/mach-omap2/common.c @@ -18,7 +18,6 @@ #include <linux/io.h> #include <plat/hardware.h> -#include <plat/board.h> #include <plat/mux.h> #include <plat/clock.h> diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 02b9478b786f..2deec1749e0c 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -25,7 +25,6 @@ #include <asm/mach/map.h> #include "iomap.h" -#include <plat/board.h> #include <plat/dma.h> #include <plat/omap_hwmod.h> #include <plat/omap_device.h> diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c index 045596a3e899..96fcc641aab7 100644 --- a/arch/arm/mach-omap2/gpmc-nand.c +++ b/arch/arm/mach-omap2/gpmc-nand.c @@ -18,7 +18,6 @@ #include <plat/cpu.h> #include <plat/nand.h> -#include <plat/board.h> #include <plat/gpmc.h> static struct resource gpmc_nand_resource[] = { diff --git a/arch/arm/mach-omap2/gpmc-onenand.c b/arch/arm/mach-omap2/gpmc-onenand.c index 71d7c07dd350..b12a39e223fc 100644 --- a/arch/arm/mach-omap2/gpmc-onenand.c +++ b/arch/arm/mach-omap2/gpmc-onenand.c @@ -20,7 +20,6 @@ #include <plat/cpu.h> #include <plat/onenand.h> -#include <plat/board.h> #include <plat/gpmc.h> #define ONENAND_IO_SIZE SZ_128K diff --git a/arch/arm/mach-omap2/gpmc-smc91x.c b/arch/arm/mach-omap2/gpmc-smc91x.c index ba10c24f3d8d..3f75ff0bd614 100644 --- a/arch/arm/mach-omap2/gpmc-smc91x.c +++ b/arch/arm/mach-omap2/gpmc-smc91x.c @@ -17,7 +17,6 @@ #include <linux/io.h> #include <linux/smc91x.h> -#include <plat/board.h> #include <plat/gpmc.h> #include <plat/gpmc-smc91x.h> diff --git a/arch/arm/mach-omap2/gpmc-smsc911x.c b/arch/arm/mach-omap2/gpmc-smsc911x.c index b6c77be3e8f7..a3a28878f0c9 100644 --- a/arch/arm/mach-omap2/gpmc-smsc911x.c +++ b/arch/arm/mach-omap2/gpmc-smsc911x.c @@ -20,7 +20,6 @@ #include <linux/io.h> #include <linux/smsc911x.h> -#include <plat/board.h> #include <plat/gpmc.h> #include <plat/gpmc-smsc911x.h> diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c index 814bcd901596..3e1345fc0713 100644 --- a/arch/arm/mach-omap2/pm-debug.c +++ b/arch/arm/mach-omap2/pm-debug.c @@ -28,7 +28,6 @@ #include <linux/slab.h> #include <plat/clock.h> -#include <plat/board.h> #include "powerdomain.h" #include "clockdomain.h" #include <plat/dmtimer.h> diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c index 2edeffc923a6..de1caf15ab78 100644 --- a/arch/arm/mach-omap2/pm24xx.c +++ b/arch/arm/mach-omap2/pm24xx.c @@ -38,7 +38,6 @@ #include <plat/clock.h> #include <plat/sram.h> #include <plat/dma.h> -#include <plat/board.h> #include <mach/irqs.h> @@ -352,16 +351,6 @@ int __init omap2_pm_init(void) prcm_setup_regs(); - /* Hack to prevent MPU retention when STI console is enabled. */ - { - const struct omap_sti_console_config *sti; - - sti = omap_get_config(OMAP_TAG_STI_CONSOLE, - struct omap_sti_console_config); - if (sti != NULL && sti->enable) - sti_console_enabled = 1; - } - /* * We copy the assembler sleep/wakeup routines to SRAM. * These routines need to be in SRAM as that's the only diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index c1b93c752d70..10f7f02a8844 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -29,7 +29,6 @@ #include <plat/omap-serial.h> #include "common.h" -#include <plat/board.h> #include <plat/dma.h> #include <plat/omap_hwmod.h> #include <plat/omap_device.h> diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index cf10f92856dc..453a6e50db8b 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -520,13 +520,14 @@ static struct platform_device hdmi_lcdc_device = { }; /* GPIO KEY */ -#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 } +#define GPIO_KEY(c, g, d, ...) \ + { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ } static struct gpio_keys_button gpio_buttons[] = { - GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW1"), - GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW2"), - GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW3"), - GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW4"), + GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW3", .wakeup = 1), + GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW4"), + GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW5"), + GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW6"), }; static struct gpio_keys_platform_data gpio_key_info = { @@ -901,8 +902,8 @@ static struct platform_device *eva_devices[] __initdata = { &camera_device, &ceu0_device, &fsi_device, - &fsi_hdmi_device, &fsi_wm8978_device, + &fsi_hdmi_device, }; static void __init eva_clock_init(void) diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 7ea2b31e3199..c129542f6aed 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -695,6 +695,7 @@ static struct platform_device usbhs0_device = { * - J30 "open" * - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET * - add .get_vbus = usbhs_get_vbus in usbhs1_private + * - check usbhs0_device(pio)/usbhs1_device(irq) order in mackerel_devices. */ #define IRQ8 evt2irq(0x0300) #define USB_PHY_MODE (1 << 4) @@ -1325,8 +1326,8 @@ static struct platform_device *mackerel_devices[] __initdata = { &nor_flash_device, &smc911x_device, &lcdc_device, - &usbhs1_device, &usbhs0_device, + &usbhs1_device, &leds_device, &fsi_device, &fsi_ak4643_device, diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c index 3a528cf4366c..fcf5a47f4772 100644 --- a/arch/arm/mach-shmobile/board-marzen.c +++ b/arch/arm/mach-shmobile/board-marzen.c @@ -67,7 +67,7 @@ static struct smsc911x_platform_config smsc911x_platdata = { static struct platform_device eth_device = { .name = "smsc911x", - .id = 0, + .id = -1, .dev = { .platform_data = &smsc911x_platdata, }, diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c index ee447404c857..588555a67d9c 100644 --- a/arch/arm/mach-shmobile/intc-sh73a0.c +++ b/arch/arm/mach-shmobile/intc-sh73a0.c @@ -259,9 +259,9 @@ static int sh73a0_set_wake(struct irq_data *data, unsigned int on) return 0; /* always allow wakeup */ } -#define RELOC_BASE 0x1000 +#define RELOC_BASE 0x1200 -/* INTCA IRQ pins at INTCS + 0x1000 to make space for GIC+INTC handling */ +/* INTCA IRQ pins at INTCS + RELOC_BASE to make space for GIC+INTC handling */ #define INTCS_VECT_RELOC(n, vect) INTCS_VECT((n), (vect) + RELOC_BASE) INTC_IRQ_PINS_32(intca_irq_pins, 0xe6900000, diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 4e7d1182e8a3..051204fc4617 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -267,17 +267,19 @@ static void __dma_free_remap(void *cpu_addr, size_t size) vunmap(cpu_addr); } +#define DEFAULT_DMA_COHERENT_POOL_SIZE SZ_256K + struct dma_pool { size_t size; spinlock_t lock; unsigned long *bitmap; unsigned long nr_pages; void *vaddr; - struct page *page; + struct page **pages; }; static struct dma_pool atomic_pool = { - .size = SZ_256K, + .size = DEFAULT_DMA_COHERENT_POOL_SIZE, }; static int __init early_coherent_pool(char *p) @@ -287,6 +289,21 @@ static int __init early_coherent_pool(char *p) } early_param("coherent_pool", early_coherent_pool); +void __init init_dma_coherent_pool_size(unsigned long size) +{ + /* + * Catch any attempt to set the pool size too late. + */ + BUG_ON(atomic_pool.vaddr); + + /* + * Set architecture specific coherent pool size only if + * it has not been changed by kernel command line parameter. + */ + if (atomic_pool.size == DEFAULT_DMA_COHERENT_POOL_SIZE) + atomic_pool.size = size; +} + /* * Initialise the coherent pool for atomic allocations. */ @@ -297,6 +314,7 @@ static int __init atomic_pool_init(void) unsigned long nr_pages = pool->size >> PAGE_SHIFT; unsigned long *bitmap; struct page *page; + struct page **pages; void *ptr; int bitmap_size = BITS_TO_LONGS(nr_pages) * sizeof(long); @@ -304,21 +322,31 @@ static int __init atomic_pool_init(void) if (!bitmap) goto no_bitmap; + pages = kzalloc(nr_pages * sizeof(struct page *), GFP_KERNEL); + if (!pages) + goto no_pages; + if (IS_ENABLED(CONFIG_CMA)) ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page); else ptr = __alloc_remap_buffer(NULL, pool->size, GFP_KERNEL, prot, &page, NULL); if (ptr) { + int i; + + for (i = 0; i < nr_pages; i++) + pages[i] = page + i; + spin_lock_init(&pool->lock); pool->vaddr = ptr; - pool->page = page; + pool->pages = pages; pool->bitmap = bitmap; pool->nr_pages = nr_pages; pr_info("DMA: preallocated %u KiB pool for atomic coherent allocations\n", (unsigned)pool->size / 1024); return 0; } +no_pages: kfree(bitmap); no_bitmap: pr_err("DMA: failed to allocate %u KiB pool for atomic coherent allocation\n", @@ -443,27 +471,45 @@ static void *__alloc_from_pool(size_t size, struct page **ret_page) if (pageno < pool->nr_pages) { bitmap_set(pool->bitmap, pageno, count); ptr = pool->vaddr + PAGE_SIZE * pageno; - *ret_page = pool->page + pageno; + *ret_page = pool->pages[pageno]; + } else { + pr_err_once("ERROR: %u KiB atomic DMA coherent pool is too small!\n" + "Please increase it with coherent_pool= kernel parameter!\n", + (unsigned)pool->size / 1024); } spin_unlock_irqrestore(&pool->lock, flags); return ptr; } +static bool __in_atomic_pool(void *start, size_t size) +{ + struct dma_pool *pool = &atomic_pool; + void *end = start + size; + void *pool_start = pool->vaddr; + void *pool_end = pool->vaddr + pool->size; + + if (start < pool_start || start > pool_end) + return false; + + if (end <= pool_end) + return true; + + WARN(1, "Wrong coherent size(%p-%p) from atomic pool(%p-%p)\n", + start, end - 1, pool_start, pool_end - 1); + + return false; +} + static int __free_from_pool(void *start, size_t size) { struct dma_pool *pool = &atomic_pool; unsigned long pageno, count; unsigned long flags; - if (start < pool->vaddr || start > pool->vaddr + pool->size) + if (!__in_atomic_pool(start, size)) return 0; - if (start + size > pool->vaddr + pool->size) { - WARN(1, "freeing wrong coherent size from pool\n"); - return 0; - } - pageno = (start - pool->vaddr) >> PAGE_SHIFT; count = size >> PAGE_SHIFT; @@ -1090,10 +1136,22 @@ static int __iommu_remove_mapping(struct device *dev, dma_addr_t iova, size_t si return 0; } +static struct page **__atomic_get_pages(void *addr) +{ + struct dma_pool *pool = &atomic_pool; + struct page **pages = pool->pages; + int offs = (addr - pool->vaddr) >> PAGE_SHIFT; + + return pages + offs; +} + static struct page **__iommu_get_pages(void *cpu_addr, struct dma_attrs *attrs) { struct vm_struct *area; + if (__in_atomic_pool(cpu_addr, PAGE_SIZE)) + return __atomic_get_pages(cpu_addr); + if (dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs)) return cpu_addr; @@ -1103,6 +1161,34 @@ static struct page **__iommu_get_pages(void *cpu_addr, struct dma_attrs *attrs) return NULL; } +static void *__iommu_alloc_atomic(struct device *dev, size_t size, + dma_addr_t *handle) +{ + struct page *page; + void *addr; + + addr = __alloc_from_pool(size, &page); + if (!addr) + return NULL; + + *handle = __iommu_create_mapping(dev, &page, size); + if (*handle == DMA_ERROR_CODE) + goto err_mapping; + + return addr; + +err_mapping: + __free_from_pool(addr, size); + return NULL; +} + +static void __iommu_free_atomic(struct device *dev, struct page **pages, + dma_addr_t handle, size_t size) +{ + __iommu_remove_mapping(dev, handle, size); + __free_from_pool(page_address(pages[0]), size); +} + static void *arm_iommu_alloc_attrs(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs) { @@ -1113,6 +1199,9 @@ static void *arm_iommu_alloc_attrs(struct device *dev, size_t size, *handle = DMA_ERROR_CODE; size = PAGE_ALIGN(size); + if (gfp & GFP_ATOMIC) + return __iommu_alloc_atomic(dev, size, handle); + pages = __iommu_alloc_buffer(dev, size, gfp); if (!pages) return NULL; @@ -1179,6 +1268,11 @@ void arm_iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr, return; } + if (__in_atomic_pool(cpu_addr, size)) { + __iommu_free_atomic(dev, pages, handle, size); + return; + } + if (!dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs)) { unmap_kernel_range((unsigned long)cpu_addr, size); vunmap(cpu_addr); diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 89a3723b3538..e5778ed689d8 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -17,52 +17,12 @@ #include <linux/dma-mapping.h> #include <plat/common.h> -#include <plat/board.h> #include <plat/vram.h> #include <plat/dsp.h> #include <plat/dma.h> #include <plat/omap-secure.h> - -#define NO_LENGTH_CHECK 0xffffffff - -struct omap_board_config_kernel *omap_board_config __initdata; -int omap_board_config_size; - -static const void *__init get_config(u16 tag, size_t len, - int skip, size_t *len_out) -{ - struct omap_board_config_kernel *kinfo = NULL; - int i; - - /* Try to find the config from the board-specific structures - * in the kernel. */ - for (i = 0; i < omap_board_config_size; i++) { - if (omap_board_config[i].tag == tag) { - if (skip == 0) { - kinfo = &omap_board_config[i]; - break; - } else { - skip--; - } - } - } - if (kinfo == NULL) - return NULL; - return kinfo->data; -} - -const void *__init __omap_get_config(u16 tag, size_t len, int nr) -{ - return get_config(tag, len, nr, NULL); -} - -const void *__init omap_get_var_config(u16 tag, size_t *len) -{ - return get_config(tag, NO_LENGTH_CHECK, 0, len); -} - void __init omap_reserve(void) { omap_vram_reserve_sdram_memblock(); diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index dbf1e03029a5..902d2ffdce9b 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -24,7 +24,6 @@ #include <plat/hardware.h> #include <plat/common.h> -#include <plat/board.h> #include <plat/clock.h> diff --git a/arch/arm/plat-omap/debug-devices.c b/arch/arm/plat-omap/debug-devices.c index caa1f7b6cc21..c7a4c0902b38 100644 --- a/arch/arm/plat-omap/debug-devices.c +++ b/arch/arm/plat-omap/debug-devices.c @@ -17,9 +17,6 @@ #include <mach/hardware.h> -#include <plat/board.h> - - /* Many OMAP development platforms reuse the same "debug board"; these * platforms include H2, H3, H4, and Perseus2. */ diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index 1cba9273d2cb..287ac3748904 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -23,7 +23,6 @@ #include <asm/memblock.h> #include <plat/tc.h> -#include <plat/board.h> #include <plat/mmc.h> #include <plat/menelaus.h> #include <plat/omap44xx.h> diff --git a/arch/arm/plat-omap/fb.c b/arch/arm/plat-omap/fb.c index dd6f92c99e56..bcbb9d5dc293 100644 --- a/arch/arm/plat-omap/fb.c +++ b/arch/arm/plat-omap/fb.c @@ -33,8 +33,6 @@ #include <mach/hardware.h> #include <asm/mach/map.h> -#include <plat/board.h> - #if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE) static bool omapfb_lcd_configured; diff --git a/arch/arm/plat-omap/include/plat/board.h b/arch/arm/plat-omap/include/plat/board.h deleted file mode 100644 index e62f20a5c0af..000000000000 --- a/arch/arm/plat-omap/include/plat/board.h +++ /dev/null @@ -1,138 +0,0 @@ -/* - * arch/arm/plat-omap/include/mach/board.h - * - * Information structures for board-specific data - * - * Copyright (C) 2004 Nokia Corporation - * Written by Juha Yrjölä <juha.yrjola@nokia.com> - */ - -#ifndef _OMAP_BOARD_H -#define _OMAP_BOARD_H - -#include <linux/types.h> - -#include <plat/gpio-switch.h> - -/* - * OMAP35x EVM revision - * Run time detection of EVM revision is done by reading Ethernet - * PHY ID - - * GEN_1 = 0x01150000 - * GEN_2 = 0x92200000 - */ -enum { - OMAP3EVM_BOARD_GEN_1 = 0, /* EVM Rev between A - D */ - OMAP3EVM_BOARD_GEN_2, /* EVM Rev >= Rev E */ -}; - -/* Different peripheral ids */ -#define OMAP_TAG_CLOCK 0x4f01 -#define OMAP_TAG_GPIO_SWITCH 0x4f06 -#define OMAP_TAG_STI_CONSOLE 0x4f09 -#define OMAP_TAG_CAMERA_SENSOR 0x4f0a - -#define OMAP_TAG_BOOT_REASON 0x4f80 -#define OMAP_TAG_FLASH_PART 0x4f81 -#define OMAP_TAG_VERSION_STR 0x4f82 - -struct omap_clock_config { - /* 0 for 12 MHz, 1 for 13 MHz and 2 for 19.2 MHz */ - u8 system_clock_type; -}; - -struct omap_serial_console_config { - u8 console_uart; - u32 console_speed; -}; - -struct omap_sti_console_config { - unsigned enable:1; - u8 channel; -}; - -struct omap_camera_sensor_config { - u16 reset_gpio; - int (*power_on)(void * data); - int (*power_off)(void * data); -}; - -struct omap_lcd_config { - char panel_name[16]; - char ctrl_name[16]; - s16 nreset_gpio; - u8 data_lines; -}; - -struct device; -struct fb_info; -struct omap_backlight_config { - int default_intensity; - int (*set_power)(struct device *dev, int state); -}; - -struct omap_fbmem_config { - u32 start; - u32 size; -}; - -struct omap_pwm_led_platform_data { - const char *name; - int intensity_timer; - int blink_timer; - void (*set_power)(struct omap_pwm_led_platform_data *self, int on_off); -}; - -struct omap_uart_config { - /* Bit field of UARTs present; bit 0 --> UART1 */ - unsigned int enabled_uarts; -}; - - -struct omap_flash_part_config { - char part_table[0]; -}; - -struct omap_boot_reason_config { - char reason_str[12]; -}; - -struct omap_version_config { - char component[12]; - char version[12]; -}; - -struct omap_board_config_entry { - u16 tag; - u16 len; - u8 data[0]; -}; - -struct omap_board_config_kernel { - u16 tag; - const void *data; -}; - -extern const void *__init __omap_get_config(u16 tag, size_t len, int nr); - -#define omap_get_config(tag, type) \ - ((const type *) __omap_get_config((tag), sizeof(type), 0)) -#define omap_get_nr_config(tag, type, nr) \ - ((const type *) __omap_get_config((tag), sizeof(type), (nr))) - -extern const void *__init omap_get_var_config(u16 tag, size_t *len); - -extern struct omap_board_config_kernel *omap_board_config; -extern int omap_board_config_size; - - -/* for TI reference platforms sharing the same debug card */ -extern int debug_card_init(u32 addr, unsigned gpio); - -/* OMAP3EVM revision */ -#if defined(CONFIG_MACH_OMAP3EVM) -u8 get_omap3_evm_rev(void); -#else -#define get_omap3_evm_rev() (-EINVAL) -#endif -#endif diff --git a/arch/arm/plat-omap/include/plat/debug-devices.h b/arch/arm/plat-omap/include/plat/debug-devices.h new file mode 100644 index 000000000000..a4edbd2f7484 --- /dev/null +++ b/arch/arm/plat-omap/include/plat/debug-devices.h @@ -0,0 +1,9 @@ +#ifndef _OMAP_DEBUG_DEVICES_H +#define _OMAP_DEBUG_DEVICES_H + +#include <linux/types.h> + +/* for TI reference platforms sharing the same debug card */ +extern int debug_card_init(u32 addr, unsigned gpio); + +#endif diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h index eb3e4d555343..8b4e4f2da2f5 100644 --- a/arch/arm/plat-omap/include/plat/mmc.h +++ b/arch/arm/plat-omap/include/plat/mmc.h @@ -15,7 +15,6 @@ #include <linux/device.h> #include <linux/mmc/host.h> -#include <plat/board.h> #include <plat/omap_hwmod.h> #define OMAP15XX_NR_MMC 1 diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h index 548a4c8d63df..bd20588c356b 100644 --- a/arch/arm/plat-omap/include/plat/usb.h +++ b/arch/arm/plat-omap/include/plat/usb.h @@ -5,7 +5,6 @@ #include <linux/io.h> #include <linux/usb/musb.h> -#include <plat/board.h> #define OMAP3_HS_USB_PORTS 3 diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 766181cb5c95..d861aa73299d 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -26,7 +26,6 @@ #include <asm/mach/map.h> #include <plat/sram.h> -#include <plat/board.h> #include <plat/cpu.h> #include "sram.h" diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 53b6dfa83344..54b73a28c205 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -386,6 +386,7 @@ extern unsigned long cpuidle_disable; enum idle_boot_override {IDLE_NO_OVERRIDE = 0, IDLE_POWERSAVE_OFF}; extern int powersave_nap; /* set if nap mode can be used in idle loop */ +extern void power7_nap(void); #ifdef CONFIG_PSERIES_IDLE extern void update_smt_snooze_delay(int snooze); diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 85b05c463fae..e8995727b1c1 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -76,6 +76,7 @@ int main(void) DEFINE(SIGSEGV, SIGSEGV); DEFINE(NMI_MASK, NMI_MASK); DEFINE(THREAD_DSCR, offsetof(struct thread_struct, dscr)); + DEFINE(THREAD_DSCR_INHERIT, offsetof(struct thread_struct, dscr_inherit)); #else DEFINE(THREAD_INFO, offsetof(struct task_struct, stack)); #endif /* CONFIG_PPC64 */ diff --git a/arch/powerpc/kernel/dbell.c b/arch/powerpc/kernel/dbell.c index 5b25c8060fd6..a892680668d8 100644 --- a/arch/powerpc/kernel/dbell.c +++ b/arch/powerpc/kernel/dbell.c @@ -28,6 +28,8 @@ void doorbell_setup_this_cpu(void) void doorbell_cause_ipi(int cpu, unsigned long data) { + /* Order previous accesses vs. msgsnd, which is treated as a store */ + mb(); ppc_msgsnd(PPC_DBELL, 0, data); } diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 4b01a25e29ef..b40e0b4815b3 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -370,6 +370,12 @@ _GLOBAL(ret_from_fork) li r3,0 b syscall_exit + .section ".toc","aw" +DSCR_DEFAULT: + .tc dscr_default[TC],dscr_default + + .section ".text" + /* * This routine switches between two different tasks. The process * state of one is saved on its kernel stack. Then the state @@ -509,9 +515,6 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT) mr r1,r8 /* start using new stack pointer */ std r7,PACAKSAVE(r13) - ld r6,_CCR(r1) - mtcrf 0xFF,r6 - #ifdef CONFIG_ALTIVEC BEGIN_FTR_SECTION ld r0,THREAD_VRSAVE(r4) @@ -520,14 +523,22 @@ END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC) #endif /* CONFIG_ALTIVEC */ #ifdef CONFIG_PPC64 BEGIN_FTR_SECTION + lwz r6,THREAD_DSCR_INHERIT(r4) + ld r7,DSCR_DEFAULT@toc(2) ld r0,THREAD_DSCR(r4) - cmpd r0,r25 - beq 1f + cmpwi r6,0 + bne 1f + ld r0,0(r7) +1: cmpd r0,r25 + beq 2f mtspr SPRN_DSCR,r0 -1: +2: END_FTR_SECTION_IFSET(CPU_FTR_DSCR) #endif + ld r6,_CCR(r1) + mtcrf 0xFF,r6 + /* r3-r13 are destroyed -- Cort */ REST_8GPRS(14, r1) REST_10GPRS(22, r1) diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index e894515e77bb..39aa97d3ff88 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -186,7 +186,7 @@ hardware_interrupt_hv: KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0x800) MASKABLE_EXCEPTION_PSERIES(0x900, 0x900, decrementer) - MASKABLE_EXCEPTION_HV(0x980, 0x982, decrementer) + STD_EXCEPTION_HV(0x980, 0x982, hdecrementer) STD_EXCEPTION_PSERIES(0xa00, 0xa00, trap_0a) KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0xa00) @@ -486,6 +486,7 @@ machine_check_common: STD_EXCEPTION_COMMON_ASYNC(0x500, hardware_interrupt, do_IRQ) STD_EXCEPTION_COMMON_ASYNC(0x900, decrementer, .timer_interrupt) + STD_EXCEPTION_COMMON(0x980, hdecrementer, .hdec_interrupt) STD_EXCEPTION_COMMON(0xa00, trap_0a, .unknown_exception) STD_EXCEPTION_COMMON(0xb00, trap_0b, .unknown_exception) STD_EXCEPTION_COMMON(0xd00, single_step, .single_step_exception) diff --git a/arch/powerpc/kernel/idle_power7.S b/arch/powerpc/kernel/idle_power7.S index 7140d838339e..e11863f4e595 100644 --- a/arch/powerpc/kernel/idle_power7.S +++ b/arch/powerpc/kernel/idle_power7.S @@ -28,7 +28,9 @@ _GLOBAL(power7_idle) lwz r4,ADDROFF(powersave_nap)(r3) cmpwi 0,r4,0 beqlr + /* fall through */ +_GLOBAL(power7_nap) /* NAP is a state loss, we create a regs frame on the * stack, fill it up with the state we care about and * stick a pointer to it in PACAR1. We really only diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 710f400476de..1a1f2ddfb581 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -802,16 +802,8 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, #endif /* CONFIG_PPC_STD_MMU_64 */ #ifdef CONFIG_PPC64 if (cpu_has_feature(CPU_FTR_DSCR)) { - if (current->thread.dscr_inherit) { - p->thread.dscr_inherit = 1; - p->thread.dscr = current->thread.dscr; - } else if (0 != dscr_default) { - p->thread.dscr_inherit = 1; - p->thread.dscr = dscr_default; - } else { - p->thread.dscr_inherit = 0; - p->thread.dscr = 0; - } + p->thread.dscr_inherit = current->thread.dscr_inherit; + p->thread.dscr = current->thread.dscr; } #endif diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index 0321007086f7..8d4214afc21d 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -198,8 +198,15 @@ void smp_muxed_ipi_message_pass(int cpu, int msg) struct cpu_messages *info = &per_cpu(ipi_message, cpu); char *message = (char *)&info->messages; + /* + * Order previous accesses before accesses in the IPI handler. + */ + smp_mb(); message[msg] = 1; - mb(); + /* + * cause_ipi functions are required to include a full barrier + * before doing whatever causes the IPI. + */ smp_ops->cause_ipi(cpu, info->data); } @@ -211,7 +218,7 @@ irqreturn_t smp_ipi_demux(void) mb(); /* order any irq clear */ do { - all = xchg_local(&info->messages, 0); + all = xchg(&info->messages, 0); #ifdef __BIG_ENDIAN if (all & (1 << (24 - 8 * PPC_MSG_CALL_FUNCTION))) diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index 3529446c2abd..8302af649219 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -194,6 +194,14 @@ static ssize_t show_dscr_default(struct device *dev, return sprintf(buf, "%lx\n", dscr_default); } +static void update_dscr(void *dummy) +{ + if (!current->thread.dscr_inherit) { + current->thread.dscr = dscr_default; + mtspr(SPRN_DSCR, dscr_default); + } +} + static ssize_t __used store_dscr_default(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) @@ -206,6 +214,8 @@ static ssize_t __used store_dscr_default(struct device *dev, return -EINVAL; dscr_default = val; + on_each_cpu(update_dscr, NULL, 1); + return count; } diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index be171ee73bf8..e49e93191b69 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -535,6 +535,15 @@ void timer_interrupt(struct pt_regs * regs) trace_timer_interrupt_exit(regs); } +/* + * Hypervisor decrementer interrupts shouldn't occur but are sometimes + * left pending on exit from a KVM guest. We don't need to do anything + * to clear them, as they are edge-triggered. + */ +void hdec_interrupt(struct pt_regs *regs) +{ +} + #ifdef CONFIG_SUSPEND static void generic_suspend_disable_irqs(void) { diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 158972341a2d..ae0843fa7a61 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -972,8 +972,9 @@ static int emulate_instruction(struct pt_regs *regs) cpu_has_feature(CPU_FTR_DSCR)) { PPC_WARN_EMULATED(mtdscr, regs); rd = (instword >> 21) & 0x1f; - mtspr(SPRN_DSCR, regs->gpr[rd]); + current->thread.dscr = regs->gpr[rd]; current->thread.dscr_inherit = 1; + mtspr(SPRN_DSCR, current->thread.dscr); return 0; } #endif diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index dd223b3eb333..17e5b2364312 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -20,7 +20,7 @@ int patch_instruction(unsigned int *addr, unsigned int instr) { int err; - err = __put_user(instr, addr); + __put_user_size(instr, addr, 4, err); if (err) return err; asm ("dcbst 0, %0; sync; icbi 0,%0; sync; isync" : : "r" (addr)); diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 39b159751c35..59213cfaeca9 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1436,11 +1436,11 @@ static long vphn_get_associativity(unsigned long cpu, /* * Update the node maps and sysfs entries for each cpu whose home node - * has changed. + * has changed. Returns 1 when the topology has changed, and 0 otherwise. */ int arch_update_cpu_topology(void) { - int cpu, nid, old_nid; + int cpu, nid, old_nid, changed = 0; unsigned int associativity[VPHN_ASSOC_BUFSIZE] = {0}; struct device *dev; @@ -1466,9 +1466,10 @@ int arch_update_cpu_topology(void) dev = get_cpu_device(cpu); if (dev) kobject_uevent(&dev->kobj, KOBJ_CHANGE); + changed = 1; } - return 1; + return changed; } static void topology_work_fn(struct work_struct *work) diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index 3ef46254c35b..7698b6e13c57 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -106,14 +106,6 @@ static void pnv_smp_cpu_kill_self(void) { unsigned int cpu; - /* If powersave_nap is enabled, use NAP mode, else just - * spin aimlessly - */ - if (!powersave_nap) { - generic_mach_cpu_die(); - return; - } - /* Standard hot unplug procedure */ local_irq_disable(); idle_task_exit(); @@ -128,7 +120,7 @@ static void pnv_smp_cpu_kill_self(void) */ mtspr(SPRN_LPCR, mfspr(SPRN_LPCR) & ~(u64)LPCR_PECE1); while (!generic_check_cpu_restart(cpu)) { - power7_idle(); + power7_nap(); if (!generic_check_cpu_restart(cpu)) { DBG("CPU%d Unexpected exit while offline !\n", cpu); /* We may be getting an IPI, so we re-enable diff --git a/arch/powerpc/sysdev/xics/icp-hv.c b/arch/powerpc/sysdev/xics/icp-hv.c index 14469cf9df68..df0fc5821469 100644 --- a/arch/powerpc/sysdev/xics/icp-hv.c +++ b/arch/powerpc/sysdev/xics/icp-hv.c @@ -65,7 +65,11 @@ static inline void icp_hv_set_xirr(unsigned int value) static inline void icp_hv_set_qirr(int n_cpu , u8 value) { int hw_cpu = get_hard_smp_processor_id(n_cpu); - long rc = plpar_hcall_norets(H_IPI, hw_cpu, value); + long rc; + + /* Make sure all previous accesses are ordered before IPI sending */ + mb(); + rc = plpar_hcall_norets(H_IPI, hw_cpu, value); if (rc != H_SUCCESS) { pr_err("%s: bad return code qirr cpu=%d hw_cpu=%d mfrr=0x%x " "returned %ld\n", __func__, n_cpu, hw_cpu, value, rc); diff --git a/arch/um/os-Linux/time.c b/arch/um/os-Linux/time.c index f60238559af3..0748fe0c8a73 100644 --- a/arch/um/os-Linux/time.c +++ b/arch/um/os-Linux/time.c @@ -114,7 +114,7 @@ static void deliver_alarm(void) skew += this_tick - last_tick; while (skew >= one_tick) { - alarm_handler(SIGVTALRM, NULL); + alarm_handler(SIGVTALRM, NULL, NULL); skew -= one_tick; } diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index b65a76133f4f..5141d808e751 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1283,7 +1283,7 @@ static void xen_flush_tlb_others(const struct cpumask *cpus, cpumask_clear_cpu(smp_processor_id(), to_cpumask(args->mask)); args->op.cmd = MMUEXT_TLB_FLUSH_MULTI; - if (start != TLB_FLUSH_ALL && (end - start) <= PAGE_SIZE) { + if (end != TLB_FLUSH_ALL && (end - start) <= PAGE_SIZE) { args->op.cmd = MMUEXT_INVLPG_MULTI; args->op.arg1.linear_addr = start; } diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index d4b255463253..76ba0e97e530 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -599,7 +599,7 @@ bool __init early_can_reuse_p2m_middle(unsigned long set_pfn, unsigned long set_ if (p2m_index(set_pfn)) return false; - for (pfn = 0; pfn <= MAX_DOMAIN_PAGES; pfn += P2M_PER_PAGE) { + for (pfn = 0; pfn < MAX_DOMAIN_PAGES; pfn += P2M_PER_PAGE) { topidx = p2m_top_index(pfn); if (!p2m_top[topidx]) |