diff options
Diffstat (limited to 'arch/arm')
65 files changed, 433 insertions, 162 deletions
diff --git a/arch/arm/configs/at91sam9260ek_defconfig b/arch/arm/configs/at91sam9260ek_defconfig index e0ee706..98e2f3d 100644 --- a/arch/arm/configs/at91sam9260ek_defconfig +++ b/arch/arm/configs/at91sam9260ek_defconfig @@ -608,7 +608,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y # Watchdog Device Drivers # # CONFIG_SOFT_WATCHDOG is not set -CONFIG_AT91SAM9_WATCHDOG=y +CONFIG_AT91SAM9X_WATCHDOG=y # # USB-based Watchdog Cards diff --git a/arch/arm/configs/at91sam9261ek_defconfig b/arch/arm/configs/at91sam9261ek_defconfig index 01d1ef9..1494561 100644 --- a/arch/arm/configs/at91sam9261ek_defconfig +++ b/arch/arm/configs/at91sam9261ek_defconfig @@ -700,7 +700,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y # Watchdog Device Drivers # # CONFIG_SOFT_WATCHDOG is not set -CONFIG_AT91SAM9_WATCHDOG=y +CONFIG_AT91SAM9X_WATCHDOG=y # # USB-based Watchdog Cards diff --git a/arch/arm/configs/at91sam9263ek_defconfig b/arch/arm/configs/at91sam9263ek_defconfig index 036a126..21599f3 100644 --- a/arch/arm/configs/at91sam9263ek_defconfig +++ b/arch/arm/configs/at91sam9263ek_defconfig @@ -710,7 +710,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y # Watchdog Device Drivers # # CONFIG_SOFT_WATCHDOG is not set -CONFIG_AT91SAM9_WATCHDOG=y +CONFIG_AT91SAM9X_WATCHDOG=y # # USB-based Watchdog Cards diff --git a/arch/arm/configs/at91sam9rlek_defconfig b/arch/arm/configs/at91sam9rlek_defconfig index 237a2a6..e2df81a 100644 --- a/arch/arm/configs/at91sam9rlek_defconfig +++ b/arch/arm/configs/at91sam9rlek_defconfig @@ -606,7 +606,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y # Watchdog Device Drivers # # CONFIG_SOFT_WATCHDOG is not set -CONFIG_AT91SAM9_WATCHDOG=y +CONFIG_AT91SAM9X_WATCHDOG=y # # Sonics Silicon Backplane diff --git a/arch/arm/configs/qil-a9260_defconfig b/arch/arm/configs/qil-a9260_defconfig index cd1d717..9b32d0e 100644 --- a/arch/arm/configs/qil-a9260_defconfig +++ b/arch/arm/configs/qil-a9260_defconfig @@ -727,7 +727,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y # Watchdog Device Drivers # # CONFIG_SOFT_WATCHDOG is not set -# CONFIG_AT91SAM9_WATCHDOG is not set +# CONFIG_AT91SAM9X_WATCHDOG is not set # # USB-based Watchdog Cards diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c index 8484909..d4a0da1 100644 --- a/arch/arm/kernel/elf.c +++ b/arch/arm/kernel/elf.c @@ -74,9 +74,9 @@ EXPORT_SYMBOL(elf_set_personality); */ int arm_elf_read_implies_exec(const struct elf32_hdr *x, int executable_stack) { - if (executable_stack != EXSTACK_ENABLE_X) + if (executable_stack != EXSTACK_DISABLE_X) return 1; - if (cpu_architecture() <= CPU_ARCH_ARMv6) + if (cpu_architecture() < CPU_ARCH_ARMv6) return 1; return 0; } diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 49a6ba9..159d041 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -111,6 +111,7 @@ ENTRY(mcount) .globl mcount_call mcount_call: bl ftrace_stub + ldr lr, [fp, #-4] @ restore lr ldmia sp!, {r0-r3, pc} ENTRY(ftrace_caller) @@ -122,6 +123,7 @@ ENTRY(ftrace_caller) .globl ftrace_call ftrace_call: bl ftrace_stub + ldr lr, [fp, #-4] @ restore lr ldmia sp!, {r0-r3, pc} #else @@ -133,6 +135,7 @@ ENTRY(mcount) adr r0, ftrace_stub cmp r0, r2 bne trace + ldr lr, [fp, #-4] @ restore lr ldmia sp!, {r0-r3, pc} trace: @@ -141,6 +144,7 @@ trace: sub r0, r0, #MCOUNT_INSN_SIZE mov lr, pc mov pc, r2 + mov lr, r1 @ restore lr ldmia sp!, {r0-r3, pc} #endif /* CONFIG_DYNAMIC_FTRACE */ diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c index 36f81d9..6ff7919 100644 --- a/arch/arm/kernel/fiq.c +++ b/arch/arm/kernel/fiq.c @@ -88,7 +88,7 @@ void set_fiq_handler(void *start, unsigned int length) * disable irqs for the duration. Note - these functions are almost * entirely coded in assembly. */ -void __attribute__((naked)) set_fiq_regs(struct pt_regs *regs) +void __naked set_fiq_regs(struct pt_regs *regs) { register unsigned long tmp; asm volatile ( @@ -106,7 +106,7 @@ void __attribute__((naked)) set_fiq_regs(struct pt_regs *regs) : "r" (®s->ARM_r8), "I" (PSR_I_BIT | PSR_F_BIT | FIQ_MODE)); } -void __attribute__((naked)) get_fiq_regs(struct pt_regs *regs) +void __naked get_fiq_regs(struct pt_regs *regs) { register unsigned long tmp; asm volatile ( diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index 440dc62..598ca61 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -13,8 +13,8 @@ #include <asm/cacheflush.h> #include <asm/mach-types.h> -const extern unsigned char relocate_new_kernel[]; -const extern unsigned int relocate_new_kernel_size; +extern const unsigned char relocate_new_kernel[]; +extern const unsigned int relocate_new_kernel_size; extern void setup_mm_for_reboot(char mode); diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 7049815..68d6494 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -233,12 +233,13 @@ static void __init cacheid_init(void) unsigned int cachetype = read_cpuid_cachetype(); unsigned int arch = cpu_architecture(); - if (arch >= CPU_ARCH_ARMv7) { - cacheid = CACHEID_VIPT_NONALIASING; - if ((cachetype & (3 << 14)) == 1 << 14) - cacheid |= CACHEID_ASID_TAGGED; - } else if (arch >= CPU_ARCH_ARMv6) { - if (cachetype & (1 << 23)) + if (arch >= CPU_ARCH_ARMv6) { + if ((cachetype & (7 << 29)) == 4 << 29) { + /* ARMv7 register format */ + cacheid = CACHEID_VIPT_NONALIASING; + if ((cachetype & (3 << 14)) == 1 << 14) + cacheid |= CACHEID_ASID_TAGGED; + } else if (cachetype & (1 << 23)) cacheid = CACHEID_VIPT_ALIASING; else cacheid = CACHEID_VIPT_NONALIASING; diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c index 9eca220..412aa49 100644 --- a/arch/arm/mach-at91/at91cap9_devices.c +++ b/arch/arm/mach-at91/at91cap9_devices.c @@ -697,7 +697,7 @@ static void __init at91_add_device_rtt(void) * Watchdog * -------------------------------------------------------------------- */ -#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE) +#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE) static struct platform_device at91cap9_wdt_device = { .name = "at91_wdt", .id = -1, diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c index fdde1ea..d74c9ac 100644 --- a/arch/arm/mach-at91/at91sam9260_devices.c +++ b/arch/arm/mach-at91/at91sam9260_devices.c @@ -643,7 +643,7 @@ static void __init at91_add_device_rtt(void) * Watchdog * -------------------------------------------------------------------- */ -#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE) +#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE) static struct platform_device at91sam9260_wdt_device = { .name = "at91_wdt", .id = -1, diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c index 1728975..59fc483 100644 --- a/arch/arm/mach-at91/at91sam9261_devices.c +++ b/arch/arm/mach-at91/at91sam9261_devices.c @@ -621,7 +621,7 @@ static void __init at91_add_device_rtt(void) * Watchdog * -------------------------------------------------------------------- */ -#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE) +#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE) static struct platform_device at91sam9261_wdt_device = { .name = "at91_wdt", .id = -1, diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c index b753cb8..b7f2332 100644 --- a/arch/arm/mach-at91/at91sam9263_devices.c +++ b/arch/arm/mach-at91/at91sam9263_devices.c @@ -347,6 +347,111 @@ void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {} #endif +/* -------------------------------------------------------------------- + * Compact Flash (PCMCIA or IDE) + * -------------------------------------------------------------------- */ + +#if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \ + defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE) + +static struct at91_cf_data cf0_data; + +static struct resource cf0_resources[] = { + [0] = { + .start = AT91_CHIPSELECT_4, + .end = AT91_CHIPSELECT_4 + SZ_256M - 1, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT, + } +}; + +static struct platform_device cf0_device = { + .id = 0, + .dev = { + .platform_data = &cf0_data, + }, + .resource = cf0_resources, + .num_resources = ARRAY_SIZE(cf0_resources), +}; + +static struct at91_cf_data cf1_data; + +static struct resource cf1_resources[] = { + [0] = { + .start = AT91_CHIPSELECT_5, + .end = AT91_CHIPSELECT_5 + SZ_256M - 1, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT, + } +}; + +static struct platform_device cf1_device = { + .id = 1, + .dev = { + .platform_data = &cf1_data, + }, + .resource = cf1_resources, + .num_resources = ARRAY_SIZE(cf1_resources), +}; + +void __init at91_add_device_cf(struct at91_cf_data *data) +{ + unsigned long ebi0_csa; + struct platform_device *pdev; + + if (!data) + return; + + /* + * assign CS4 or CS5 to SMC with Compact Flash logic support, + * we assume SMC timings are configured by board code, + * except True IDE where timings are controlled by driver + */ + ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA); + switch (data->chipselect) { + case 4: + at91_set_A_periph(AT91_PIN_PD6, 0); /* EBI0_NCS4/CFCS0 */ + ebi0_csa |= AT91_MATRIX_EBI0_CS4A_SMC_CF1; + cf0_data = *data; + pdev = &cf0_device; + break; + case 5: + at91_set_A_periph(AT91_PIN_PD7, 0); /* EBI0_NCS5/CFCS1 */ + ebi0_csa |= AT91_MATRIX_EBI0_CS5A_SMC_CF2; + cf1_data = *data; + pdev = &cf1_device; + break; + default: + printk(KERN_ERR "AT91 CF: bad chip-select requested (%u)\n", + data->chipselect); + return; + } + at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa); + + if (data->det_pin) { + at91_set_gpio_input(data->det_pin, 1); + at91_set_deglitch(data->det_pin, 1); + } + + if (data->irq_pin) { + at91_set_gpio_input(data->irq_pin, 1); + at91_set_deglitch(data->irq_pin, 1); + } + + if (data->vcc_pin) + /* initially off */ + at91_set_gpio_output(data->vcc_pin, 0); + + /* enable EBI controlled pins */ + at91_set_A_periph(AT91_PIN_PD5, 1); /* NWAIT */ + at91_set_A_periph(AT91_PIN_PD8, 0); /* CFCE1 */ + at91_set_A_periph(AT91_PIN_PD9, 0); /* CFCE2 */ + at91_set_A_periph(AT91_PIN_PD14, 0); /* CFNRW */ + + pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "at91_ide" : "at91_cf"; + platform_device_register(pdev); +} +#else +void __init at91_add_device_cf(struct at91_cf_data *data) {} +#endif /* -------------------------------------------------------------------- * NAND / SmartMedia @@ -854,7 +959,7 @@ static void __init at91_add_device_rtt(void) * Watchdog * -------------------------------------------------------------------- */ -#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE) +#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE) static struct platform_device at91sam9263_wdt_device = { .name = "at91_wdt", .id = -1, diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c index 145324f..7281865 100644 --- a/arch/arm/mach-at91/at91sam9rl_devices.c +++ b/arch/arm/mach-at91/at91sam9rl_devices.c @@ -609,7 +609,7 @@ static void __init at91_add_device_rtt(void) * Watchdog * -------------------------------------------------------------------- */ -#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE) +#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE) static struct platform_device at91sam9rl_wdt_device = { .name = "at91_wdt", .id = -1, diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c index 9b0447c..2f7d497 100644 --- a/arch/arm/mach-at91/gpio.c +++ b/arch/arm/mach-at91/gpio.c @@ -490,7 +490,8 @@ postcore_initcall(at91_gpio_debugfs_init); /*--------------------------------------------------------------------------*/ -/* This lock class tells lockdep that GPIO irqs are in a different +/* + * This lock class tells lockdep that GPIO irqs are in a different * category than their parents, so it won't report false recursion. */ static struct lock_class_key gpio_lock_class; @@ -509,9 +510,6 @@ void __init at91_gpio_irq_setup(void) unsigned id = this->id; unsigned i; - /* enable PIO controller's clock */ - clk_enable(this->clock); - __raw_writel(~0, this->regbase + PIO_IDR); for (i = 0, pin = this->chipbase; i < 32; i++, pin++) { @@ -556,7 +554,14 @@ void __init at91_gpio_init(struct at91_gpio_bank *data, int nr_banks) data->chipbase = PIN_BASE + i * 32; data->regbase = data->offset + (void __iomem *)AT91_VA_BASE_SYS; - /* AT91SAM9263_ID_PIOCDE groups PIOC, PIOD, PIOE */ + /* enable PIO controller's clock */ + clk_enable(data->clock); + + /* + * Some processors share peripheral ID between multiple GPIO banks. + * SAM9263 (PIOC, PIOD, PIOE) + * CAP9 (PIOA, PIOB, PIOC, PIOD) + */ if (last && last->id == data->id) last->next = data; } diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h index fb51f0e..793fe7b 100644 --- a/arch/arm/mach-at91/include/mach/board.h +++ b/arch/arm/mach-at91/include/mach/board.h @@ -56,6 +56,9 @@ struct at91_cf_data { u8 vcc_pin; /* power switching */ u8 rst_pin; /* card reset */ u8 chipselect; /* EBI Chip Select number */ + u8 flags; +#define AT91_CF_TRUE_IDE 0x01 +#define AT91_IDE_SWAP_A0_A2 0x02 }; extern void __init at91_add_device_cf(struct at91_cf_data *data); @@ -93,6 +96,7 @@ struct atmel_nand_data { u8 enable_pin; /* chip enable */ u8 det_pin; /* card detect */ u8 rdy_pin; /* ready/busy */ + u8 rdy_pin_active_low; /* rdy_pin value is inverted */ u8 ale; /* address line number connected to ALE */ u8 cle; /* address line number connected to CLE */ u8 bus_width_16; /* buswidth is 16 bit */ diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index 9bb4f04..7ac812d 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -332,7 +332,6 @@ static int at91_pm_enter(suspend_state_t state) at91_sys_read(AT91_AIC_IPR) & at91_sys_read(AT91_AIC_IMR)); error: - sdram_selfrefresh_disable(); target_state = PM_SUSPEND_ON; at91_irq_resume(); at91_gpio_resume(); diff --git a/arch/arm/mach-davinci/board-evm.c b/arch/arm/mach-davinci/board-evm.c index a957d23..38b6a9c 100644 --- a/arch/arm/mach-davinci/board-evm.c +++ b/arch/arm/mach-davinci/board-evm.c @@ -311,6 +311,9 @@ evm_u35_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *c) gpio_request(gpio + 7, "nCF_SEL"); gpio_direction_output(gpio + 7, 1); + /* irlml6401 sustains over 3A, switches 5V in under 8 msec */ + setup_usb(500, 8); + return 0; } @@ -417,9 +420,6 @@ static __init void davinci_evm_init(void) platform_add_devices(davinci_evm_devices, ARRAY_SIZE(davinci_evm_devices)); evm_init_i2c(); - - /* irlml6401 sustains over 3A, switches 5V in under 8 msec */ - setup_usb(500, 8); } static __init void davinci_evm_irq_init(void) diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c index 28f6dbc..abb92b7 100644 --- a/arch/arm/mach-davinci/clock.c +++ b/arch/arm/mach-davinci/clock.c @@ -231,6 +231,11 @@ static struct clk davinci_clks[] = { .lpsc = DAVINCI_LPSC_GPIO, }, { + .name = "usb", + .rate = &commonrate, + .lpsc = DAVINCI_LPSC_USB, + }, + { .name = "AEMIFCLK", .rate = &commonrate, .lpsc = DAVINCI_LPSC_AEMIF, diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c index 867ead2..6968078 100644 --- a/arch/arm/mach-davinci/usb.c +++ b/arch/arm/mach-davinci/usb.c @@ -47,6 +47,7 @@ static struct musb_hdrc_platform_data usb_data = { #elif defined(CONFIG_USB_MUSB_HOST) .mode = MUSB_HOST, #endif + .clock = "usb", .config = &musb_config, }; diff --git a/arch/arm/mach-ep93xx/include/mach/gesbc9312.h b/arch/arm/mach-ep93xx/include/mach/gesbc9312.h deleted file mode 100644 index 21fe2b9..0000000 --- a/arch/arm/mach-ep93xx/include/mach/gesbc9312.h +++ /dev/null @@ -1,3 +0,0 @@ -/* - * arch/arm/mach-ep93xx/include/mach/gesbc9312.h - */ diff --git a/arch/arm/mach-ep93xx/include/mach/hardware.h b/arch/arm/mach-ep93xx/include/mach/hardware.h index 529807d..2866297 100644 --- a/arch/arm/mach-ep93xx/include/mach/hardware.h +++ b/arch/arm/mach-ep93xx/include/mach/hardware.h @@ -10,7 +10,6 @@ #include "platform.h" -#include "gesbc9312.h" #include "ts72xx.h" #endif diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h index 88f7e88..05f0f4f 100644 --- a/arch/arm/mach-ep93xx/include/mach/platform.h +++ b/arch/arm/mach-ep93xx/include/mach/platform.h @@ -4,6 +4,8 @@ #ifndef __ASSEMBLY__ +struct i2c_board_info; + struct ep93xx_eth_data { unsigned char dev_addr[6]; diff --git a/arch/arm/mach-kirkwood/irq.c b/arch/arm/mach-kirkwood/irq.c index efb86b7..06083b2 100644 --- a/arch/arm/mach-kirkwood/irq.c +++ b/arch/arm/mach-kirkwood/irq.c @@ -42,7 +42,7 @@ void __init kirkwood_init_irq(void) writel(0, GPIO_EDGE_CAUSE(32)); for (i = IRQ_KIRKWOOD_GPIO_START; i < NR_IRQS; i++) { - set_irq_chip(i, &orion_gpio_irq_level_chip); + set_irq_chip(i, &orion_gpio_irq_chip); set_irq_handler(i, handle_level_irq); irq_desc[i].status |= IRQ_LEVEL; set_irq_flags(i, IRQF_VALID); diff --git a/arch/arm/mach-mv78xx0/irq.c b/arch/arm/mach-mv78xx0/irq.c index e273418..30b7e4b 100644 --- a/arch/arm/mach-mv78xx0/irq.c +++ b/arch/arm/mach-mv78xx0/irq.c @@ -40,7 +40,7 @@ void __init mv78xx0_init_irq(void) writel(0, GPIO_EDGE_CAUSE(0)); for (i = IRQ_MV78XX0_GPIO_START; i < NR_IRQS; i++) { - set_irq_chip(i, &orion_gpio_irq_level_chip); + set_irq_chip(i, &orion_gpio_irq_chip); set_irq_handler(i, handle_level_irq); irq_desc[i].status |= IRQ_LEVEL; set_irq_flags(i, IRQF_VALID); diff --git a/arch/arm/mach-mx1/devices.c b/arch/arm/mach-mx1/devices.c index 686d8d2..a956441 100644 --- a/arch/arm/mach-mx1/devices.c +++ b/arch/arm/mach-mx1/devices.c @@ -23,6 +23,8 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/gpio.h> + +#include <mach/irqs.h> #include <mach/hardware.h> static struct resource imx_csi_resources[] = { diff --git a/arch/arm/mach-mx1/mx1ads.c b/arch/arm/mach-mx1/mx1ads.c index 2e4b185..3200cf6 100644 --- a/arch/arm/mach-mx1/mx1ads.c +++ b/arch/arm/mach-mx1/mx1ads.c @@ -21,6 +21,7 @@ #include <asm/mach/arch.h> #include <asm/mach/time.h> +#include <mach/irqs.h> #include <mach/hardware.h> #include <mach/common.h> #include <mach/imx-uart.h> diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index f6a1345..6031e17 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -81,7 +81,7 @@ static inline void __init ldp_init_smc911x(void) } ldp_smc911x_resources[0].start = cs_mem_base + 0x0; - ldp_smc911x_resources[0].end = cs_mem_base + 0xf; + ldp_smc911x_resources[0].end = cs_mem_base + 0xff; udelay(100); eth_gpio = LDP_SMC911X_GPIO; diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 38c88fb..e39cd2c 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -178,7 +178,9 @@ static int __init omap3_beagle_i2c_init(void) #ifdef CONFIG_I2C2_OMAP_BEAGLE omap_register_i2c_bus(2, 400, NULL, 0); #endif - omap_register_i2c_bus(3, 400, NULL, 0); + /* Bus 3 is attached to the DVI port where devices like the pico DLP + * projector don't work reliably with 400kHz */ + omap_register_i2c_bus(3, 100, NULL, 0); return 0; } diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index ad721e0..ce4d46a 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -565,7 +565,7 @@ u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val) * * Given a struct clk of a rate-selectable clksel clock, and a clock divisor, * find the corresponding register field value. The return register value is - * the value before left-shifting. Returns 0xffffffff on error + * the value before left-shifting. Returns ~0 on error */ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div) { @@ -577,7 +577,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div) clks = omap2_get_clksel_by_parent(clk, clk->parent); if (clks == NULL) - return 0; + return ~0; for (clkr = clks->rates; clkr->div; clkr++) { if ((clkr->flags & cpu_mask) && (clkr->div == div)) @@ -588,7 +588,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div) printk(KERN_ERR "clock: Could not find divisor %d for " "clock %s parent %s\n", div, clk->name, clk->parent->name); - return 0; + return ~0; } return clkr->val; @@ -708,7 +708,7 @@ static u32 omap2_clksel_get_src_field(void __iomem **src_addr, return 0; for (clkr = clks->rates; clkr->div; clkr++) { - if (clkr->flags & (cpu_mask | DEFAULT_RATE)) + if (clkr->flags & cpu_mask && clkr->flags & DEFAULT_RATE) break; /* Found the default rate for this platform */ } @@ -746,7 +746,7 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent) return -EINVAL; if (clk->usecount > 0) - _omap2_clk_disable(clk); + omap2_clk_disable(clk); /* Set new source value (previous dividers if any in effect) */ reg_val = __raw_readl(src_addr) & ~field_mask; @@ -759,11 +759,11 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent) wmb(); } - if (clk->usecount > 0) - _omap2_clk_enable(clk); - clk->parent = new_parent; + if (clk->usecount > 0) + omap2_clk_enable(clk); + /* CLKSEL clocks follow their parents' rates, divided by a divisor */ clk->rate = new_parent->rate; diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c index 0a62337..8a0e49d 100644 --- a/arch/arm/mach-orion5x/common.c +++ b/arch/arm/mach-orion5x/common.c @@ -431,6 +431,10 @@ void __init orion5x_uart1_init(void) /***************************************************************************** * XOR engine ****************************************************************************/ +struct mv_xor_platform_shared_data orion5x_xor_shared_data = { + .dram = &orion5x_mbus_dram_info, +}; + static struct resource orion5x_xor_shared_resources[] = { { .name = "xor low", @@ -448,6 +452,9 @@ static struct resource orion5x_xor_shared_resources[] = { static struct platform_device orion5x_xor_shared = { .name = MV_XOR_SHARED_NAME, .id = 0, + .dev = { + .platform_data = &orion5x_xor_shared_data, + }, .num_resources = ARRAY_SIZE(orion5x_xor_shared_resources), .resource = orion5x_xor_shared_resources, }; diff --git a/arch/arm/mach-orion5x/irq.c b/arch/arm/mach-orion5x/irq.c index 0caae43..e03f7b4 100644 --- a/arch/arm/mach-orion5x/irq.c +++ b/arch/arm/mach-orion5x/irq.c @@ -44,7 +44,7 @@ void __init orion5x_init_irq(void) * User can use set_type() if he wants to use edge types handlers. */ for (i = IRQ_ORION5X_GPIO_START; i < NR_IRQS; i++) { - set_irq_chip(i, &orion_gpio_irq_level_chip); + set_irq_chip(i, &orion_gpio_irq_chip); set_irq_handler(i, handle_level_irq); irq_desc[i].status |= IRQ_LEVEL; set_irq_flags(i, IRQF_VALID); diff --git a/arch/arm/mach-pxa/dma.c b/arch/arm/mach-pxa/dma.c index b1514fb..7de17fc 100644 --- a/arch/arm/mach-pxa/dma.c +++ b/arch/arm/mach-pxa/dma.c @@ -121,20 +121,22 @@ int __init pxa_init_dma(int num_ch) if (dma_channels == NULL) return -ENOMEM; - ret = request_irq(IRQ_DMA, dma_irq_handler, IRQF_DISABLED, "DMA", NULL); - if (ret) { - printk (KERN_CRIT "Wow! Can't register IRQ for DMA\n"); - kfree(dma_channels); - return ret; - } - /* dma channel priorities on pxa2xx processors: * ch 0 - 3, 16 - 19 <--> (0) DMA_PRIO_HIGH * ch 4 - 7, 20 - 23 <--> (1) DMA_PRIO_MEDIUM * ch 8 - 15, 24 - 31 <--> (2) DMA_PRIO_LOW */ - for (i = 0; i < num_ch; i++) + for (i = 0; i < num_ch; i++) { + DCSR(i) = 0; dma_channels[i].prio = min((i & 0xf) >> 2, DMA_PRIO_LOW); + } + + ret = request_irq(IRQ_DMA, dma_irq_handler, IRQF_DISABLED, "DMA", NULL); + if (ret) { + printk (KERN_CRIT "Wow! Can't register IRQ for DMA\n"); + kfree(dma_channels); + return ret; + } num_dma_channels = num_ch; return 0; diff --git a/arch/arm/mach-pxa/include/mach/regs-ac97.h b/arch/arm/mach-pxa/include/mach/regs-ac97.h index e41b9d2..b8d14bd 100644 --- a/arch/arm/mach-pxa/include/mach/regs-ac97.h +++ b/arch/arm/mach-pxa/include/mach/regs-ac97.h @@ -1,6 +1,8 @@ #ifndef __ASM_ARCH_REGS_AC97_H #define __ASM_ARCH_REGS_AC97_H +#include <mach/hardware.h> + /* * AC97 Controller registers */ diff --git a/arch/arm/mach-pxa/include/mach/regs-ssp.h b/arch/arm/mach-pxa/include/mach/regs-ssp.h index 3c04cde..cf31986 100644 --- a/arch/arm/mach-pxa/include/mach/regs-ssp.h +++ b/arch/arm/mach-pxa/include/mach/regs-ssp.h @@ -41,6 +41,9 @@ #elif defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) #define SSCR0_SCR (0x000fff00) /* Serial Clock Rate (mask) */ #define SSCR0_SerClkDiv(x) (((x) - 1) << 8) /* Divisor [1..4096] */ +#endif + +#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) #define SSCR0_EDSS (1 << 20) /* Extended data size select */ #define SSCR0_NCS (1 << 21) /* Network clock select */ #define SSCR0_RIM (1 << 22) /* Receive FIFO overrrun interrupt mask */ diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c index f735e58..83fb609 100644 --- a/arch/arm/mach-pxa/pxa300.c +++ b/arch/arm/mach-pxa/pxa300.c @@ -88,13 +88,13 @@ static struct pxa3xx_mfp_addr_map pxa310_mfp_addr_map[] __initdata = { static DEFINE_PXA3_CKEN(common_nand, NAND, 156000000, 0); static struct clk_lookup common_clkregs[] = { - INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", "NANDCLK"), + INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", NULL), }; static DEFINE_PXA3_CKEN(pxa310_mmc3, MMC3, 19500000, 0); static struct clk_lookup pxa310_clkregs[] = { - INIT_CLKREG(&clk_pxa310_mmc3, "pxa2xx-mci.2", "MMCCLK"), + INIT_CLKREG(&clk_pxa310_mmc3, "pxa2xx-mci.2", NULL), }; static int __init pxa300_init(void) diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c index effe408..36f0661 100644 --- a/arch/arm/mach-pxa/pxa320.c +++ b/arch/arm/mach-pxa/pxa320.c @@ -83,7 +83,7 @@ static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = { static DEFINE_PXA3_CKEN(pxa320_nand, NAND, 104000000, 0); static struct clk_lookup pxa320_clkregs[] = { - INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", "NANDCLK"), + INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", NULL), }; static int __init pxa320_init(void) diff --git a/arch/arm/mach-rpc/riscpc.c b/arch/arm/mach-rpc/riscpc.c index e88d417..c7fc01e 100644 --- a/arch/arm/mach-rpc/riscpc.c +++ b/arch/arm/mach-rpc/riscpc.c @@ -19,6 +19,7 @@ #include <linux/serial_8250.h> #include <linux/ata_platform.h> #include <linux/io.h> +#include <linux/i2c.h> #include <asm/elf.h> #include <asm/mach-types.h> @@ -201,8 +202,13 @@ static struct platform_device *devs[] __initdata = { &pata_device, }; +static struct i2c_board_info i2c_rtc = { + I2C_BOARD_INFO("pcf8583", 0x50) +}; + static int __init rpc_init(void) { + i2c_register_board_info(0, &i2c_rtc, 1); return platform_add_devices(devs, ARRAY_SIZE(devs)); } diff --git a/arch/arm/mach-s3c6410/mach-smdk6410.c b/arch/arm/mach-s3c6410/mach-smdk6410.c index 3c4d471..25f7935 100644 --- a/arch/arm/mach-s3c6410/mach-smdk6410.c +++ b/arch/arm/mach-s3c6410/mach-smdk6410.c @@ -129,7 +129,7 @@ static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = { .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, }; -struct map_desc smdk6410_iodesc[] = {}; +static struct map_desc smdk6410_iodesc[] = {}; static struct platform_device *smdk6410_devices[] __initdata = { #ifdef CONFIG_SMDK6410_SD_CH0 @@ -146,7 +146,7 @@ static struct platform_device *smdk6410_devices[] __initdata = { static struct i2c_board_info i2c_devs0[] __initdata = { { I2C_BOARD_INFO("24c08", 0x50), }, - { I2C_BOARD_INFO("WM8580", 0X1b), }, + { I2C_BOARD_INFO("wm8580", 0x1b), }, }; static struct i2c_board_info i2c_devs1[] __initdata = { diff --git a/arch/arm/mm/abort-ev6.S b/arch/arm/mm/abort-ev6.S index 8a7f65b..94077fb 100644 --- a/arch/arm/mm/abort-ev6.S +++ b/arch/arm/mm/abort-ev6.S @@ -23,7 +23,8 @@ ENTRY(v6_early_abort) #ifdef CONFIG_CPU_32v6K clrex #else - strex r0, r1, [sp] @ Clear the exclusive monitor + sub r1, sp, #4 @ Get unused stack location + strex r0, r1, [r1] @ Clear the exclusive monitor #endif mrc p15, 0, r1, c5, c0, 0 @ get FSR mrc p15, 0, r0, c6, c0, 0 @ get FAR diff --git a/arch/arm/mm/copypage-feroceon.c b/arch/arm/mm/copypage-feroceon.c index c3ba6a9..70997d5 100644 --- a/arch/arm/mm/copypage-feroceon.c +++ b/arch/arm/mm/copypage-feroceon.c @@ -13,7 +13,7 @@ #include <linux/init.h> #include <linux/highmem.h> -static void __attribute__((naked)) +static void __naked feroceon_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-v3.c b/arch/arm/mm/copypage-v3.c index 70ed96c..de9c068 100644 --- a/arch/arm/mm/copypage-v3.c +++ b/arch/arm/mm/copypage-v3.c @@ -15,7 +15,7 @@ * * FIXME: do we need to handle cache stuff... */ -static void __attribute__((naked)) +static void __naked v3_copy_user_page(void *kto, const void *kfrom) { asm("\n\ diff --git a/arch/arm/mm/copypage-v4mc.c b/arch/arm/mm/copypage-v4mc.c index 1601698..7370a71 100644 --- a/arch/arm/mm/copypage-v4mc.c +++ b/arch/arm/mm/copypage-v4mc.c @@ -44,7 +44,7 @@ static DEFINE_SPINLOCK(minicache_lock); * instruction. If your processor does not supply this, you have to write your * own copy_user_highpage that does the right thing. */ -static void __attribute__((naked)) +static void __naked mc_copy_user_page(void *from, void *to) { asm volatile( diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c index 3ec93da..9ab0984 100644 --- a/arch/arm/mm/copypage-v4wb.c +++ b/arch/arm/mm/copypage-v4wb.c @@ -22,7 +22,7 @@ * instruction. If your processor does not supply this, you have to write your * own copy_user_highpage that does the right thing. */ -static void __attribute__((naked)) +static void __naked v4wb_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-v4wt.c b/arch/arm/mm/copypage-v4wt.c index 0f1188e..300efaf 100644 --- a/arch/arm/mm/copypage-v4wt.c +++ b/arch/arm/mm/copypage-v4wt.c @@ -20,7 +20,7 @@ * dirty data in the cache. However, we do have to ensure that * subsequent reads are up to date. */ -static void __attribute__((naked)) +static void __naked v4wt_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-xsc3.c b/arch/arm/mm/copypage-xsc3.c index 39a9945..bc4525f 100644 --- a/arch/arm/mm/copypage-xsc3.c +++ b/arch/arm/mm/copypage-xsc3.c @@ -29,7 +29,7 @@ * if we eventually end up using our copied page. * */ -static void __attribute__((naked)) +static void __naked xsc3_mc_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c index d18f239..76824d3 100644 --- a/arch/arm/mm/copypage-xscale.c +++ b/arch/arm/mm/copypage-xscale.c @@ -42,7 +42,7 @@ static DEFINE_SPINLOCK(minicache_lock); * Dcache aliasing issue. The writes will be forwarded to the write buffer, * and merged as appropriate. */ -static void __attribute__((naked)) +static void __naked mc_copy_user_page(void *from, void *to) { /* diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 310e479..f1ef561 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -490,26 +490,30 @@ core_initcall(consistent_init); */ void dma_cache_maint(const void *start, size_t size, int direction) { - const void *end = start + size; + void (*inner_op)(const void *, const void *); + void (*outer_op)(unsigned long, unsigned long); - BUG_ON(!virt_addr_valid(start) || !virt_addr_valid(end - 1)); + BUG_ON(!virt_addr_valid(start) || !virt_addr_valid(start + size - 1)); switch (direction) { case DMA_FROM_DEVICE: /* invalidate only */ - dmac_inv_range(start, end); - outer_inv_range(__pa(start), __pa(end)); + inner_op = dmac_inv_range; + outer_op = outer_inv_range; break; case DMA_TO_DEVICE: /* writeback only */ - dmac_clean_range(start, end); - outer_clean_range(__pa(start), __pa(end)); + inner_op = dmac_clean_range; + outer_op = outer_clean_range; break; case DMA_BIDIRECTIONAL: /* writeback and invalidate */ - dmac_flush_range(start, end); - outer_flush_range(__pa(start), __pa(end)); + inner_op = dmac_flush_range; + outer_op = outer_flush_range; break; default: BUG(); } + + inner_op(start, start + size); + outer_op(__pa(start), __pa(start) + size); } EXPORT_SYMBOL(dma_cache_maint); diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 34df4d9..80fd3b6 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -382,7 +382,7 @@ void __init bootmem_init(void) for_each_node(node) bootmem_free_node(node, mi); - high_memory = __va(memend_pfn << PAGE_SHIFT); + high_memory = __va((memend_pfn << PAGE_SHIFT) - 1) + 1; /* * This doesn't seem to be used by the Linux memory manager any diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c index 5358fcc..f7457fe 100644 --- a/arch/arm/mm/mmap.c +++ b/arch/arm/mm/mmap.c @@ -124,7 +124,7 @@ int valid_phys_addr_range(unsigned long addr, size_t size) { if (addr < PHYS_OFFSET) return 0; - if (addr + size > __pa(high_memory)) + if (addr + size >= __pa(high_memory - 1)) return 0; return 1; diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 9b36c5c..d4d082c 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -693,7 +693,8 @@ static void __init sanity_check_meminfo(void) * Check whether this memory bank would entirely overlap * the vmalloc area. */ - if (__va(bank->start) >= VMALLOC_MIN) { + if (__va(bank->start) >= VMALLOC_MIN || + __va(bank->start) < PAGE_OFFSET) { printk(KERN_NOTICE "Ignoring RAM at %.8lx-%.8lx " "(vmalloc region overlap).\n", bank->start, bank->start + bank->size - 1); diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile index deaff58..04a100c 100644 --- a/arch/arm/plat-omap/Makefile +++ b/arch/arm/plat-omap/Makefile @@ -18,7 +18,8 @@ obj-$(CONFIG_CPU_FREQ) += cpu-omap.o obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o -obj-$(CONFIG_I2C_OMAP) += i2c.o +i2c-omap-$(CONFIG_I2C_OMAP) := i2c.o +obj-y += $(i2c-omap-m) $(i2c-omap-y) # OMAP mailbox framework obj-$(CONFIG_OMAP_MBOX_FWK) += mailbox.o diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 0843b88..6825fbb 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -200,20 +200,16 @@ static struct clocksource clocksource_32k = { }; /* - * Rounds down to nearest nsec. - */ -unsigned long long omap_32k_ticks_to_nsecs(unsigned long ticks_32k) -{ - return cyc2ns(&clocksource_32k, ticks_32k); -} - -/* * Returns current time from boot in nsecs. It's OK for this to wrap * around for now, as it's just a relative time stamp. */ unsigned long long sched_clock(void) { - return omap_32k_ticks_to_nsecs(omap_32k_read()); + unsigned long long ret; + + ret = (unsigned long long)omap_32k_read(); + ret = (ret * clocksource_32k.mult_orig) >> clocksource_32k.shift; + return ret; } static int __init omap_init_clocksource_32k(void) diff --git a/arch/arm/plat-omap/include/mach/common.h b/arch/arm/plat-omap/include/mach/common.h index ef70e2b..e746ec7 100644 --- a/arch/arm/plat-omap/include/mach/common.h +++ b/arch/arm/plat-omap/include/mach/common.h @@ -35,7 +35,7 @@ extern void omap_map_common_io(void); extern struct sys_timer omap_timer; extern void omap_serial_init(void); extern void omap_serial_enable_clocks(int enable); -#ifdef CONFIG_I2C_OMAP +#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE) extern int omap_register_i2c_bus(int bus_id, u32 clkrate, struct i2c_board_info const *info, unsigned len); diff --git a/arch/arm/plat-omap/include/mach/pm.h b/arch/arm/plat-omap/include/mach/pm.h index 2a9c27a..37e2f0f 100644 --- a/arch/arm/plat-omap/include/mach/pm.h +++ b/arch/arm/plat-omap/include/mach/pm.h @@ -108,7 +108,7 @@ !defined(CONFIG_ARCH_OMAP15XX) && \ !defined(CONFIG_ARCH_OMAP16XX) && \ !defined(CONFIG_ARCH_OMAP24XX) -#error "Power management for this processor not implemented yet" +#warning "Power management for this processor not implemented yet" #endif #ifndef __ASSEMBLER__ diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c index 9671864..0d12c21 100644 --- a/arch/arm/plat-orion/gpio.c +++ b/arch/arm/plat-orion/gpio.c @@ -265,51 +265,36 @@ EXPORT_SYMBOL(orion_gpio_set_blink); * polarity LEVEL mask * ****************************************************************************/ -static void gpio_irq_edge_ack(u32 irq) -{ - int pin = irq_to_gpio(irq); - - writel(~(1 << (pin & 31)), GPIO_EDGE_CAUSE(pin)); -} - -static void gpio_irq_edge_mask(u32 irq) -{ - int pin = irq_to_gpio(irq); - u32 u; - - u = readl(GPIO_EDGE_MASK(pin)); - u &= ~(1 << (pin & 31)); - writel(u, GPIO_EDGE_MASK(pin)); -} -static void gpio_irq_edge_unmask(u32 irq) +static void gpio_irq_ack(u32 irq) { - int pin = irq_to_gpio(irq); - u32 u; - - u = readl(GPIO_EDGE_MASK(pin)); - u |= 1 << (pin & 31); - writel(u, GPIO_EDGE_MASK(pin)); + int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK; + if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { + int pin = irq_to_gpio(irq); + writel(~(1 << (pin & 31)), GPIO_EDGE_CAUSE(pin)); + } } -static void gpio_irq_level_mask(u32 irq) +static void gpio_irq_mask(u32 irq) { int pin = irq_to_gpio(irq); - u32 u; - - u = readl(GPIO_LEVEL_MASK(pin)); + int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK; + u32 reg = (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) ? + GPIO_EDGE_MASK(pin) : GPIO_LEVEL_MASK(pin); + u32 u = readl(reg); u &= ~(1 << (pin & 31)); - writel(u, GPIO_LEVEL_MASK(pin)); + writel(u, reg); } -static void gpio_irq_level_unmask(u32 irq) +static void gpio_irq_unmask(u32 irq) { int pin = irq_to_gpio(irq); - u32 u; - - u = readl(GPIO_LEVEL_MASK(pin)); + int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK; + u32 reg = (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) ? + GPIO_EDGE_MASK(pin) : GPIO_LEVEL_MASK(pin); + u32 u = readl(reg); u |= 1 << (pin & 31); - writel(u, GPIO_LEVEL_MASK(pin)); + writel(u, reg); } static int gpio_irq_set_type(u32 irq, u32 type) @@ -331,9 +316,9 @@ static int gpio_irq_set_type(u32 irq, u32 type) * Set edge/level type. */ if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { - desc->chip = &orion_gpio_irq_edge_chip; + desc->handle_irq = handle_edge_irq; } else if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) { - desc->chip = &orion_gpio_irq_level_chip; + desc->handle_irq = handle_level_irq; } else { printk(KERN_ERR "failed to set irq=%d (type=%d)\n", irq, type); return -EINVAL; @@ -371,19 +356,11 @@ static int gpio_irq_set_type(u32 irq, u32 type) return 0; } -struct irq_chip orion_gpio_irq_edge_chip = { - .name = "orion_gpio_irq_edge", - .ack = gpio_irq_edge_ack, - .mask = gpio_irq_edge_mask, - .unmask = gpio_irq_edge_unmask, - .set_type = gpio_irq_set_type, -}; - -struct irq_chip orion_gpio_irq_level_chip = { - .name = "orion_gpio_irq_level", - .mask = gpio_irq_level_mask, - .mask_ack = gpio_irq_level_mask, - .unmask = gpio_irq_level_unmask, +struct irq_chip orion_gpio_irq_chip = { + .name = "orion_gpio", + .ack = gpio_irq_ack, + .mask = gpio_irq_mask, + .unmask = gpio_irq_unmask, .set_type = gpio_irq_set_type, }; diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/gpio.h index 54deaf2..ec743e8 100644 --- a/arch/arm/plat-orion/include/plat/gpio.h +++ b/arch/arm/plat-orion/include/plat/gpio.h @@ -31,8 +31,7 @@ void orion_gpio_set_blink(unsigned pin, int blink); /* * GPIO interrupt handling. */ -extern struct irq_chip orion_gpio_irq_edge_chip; -extern struct irq_chip orion_gpio_irq_level_chip; +extern struct irq_chip orion_gpio_irq_chip; void orion_gpio_irq_handler(int irqoff); diff --git a/arch/arm/plat-s3c64xx/clock.c b/arch/arm/plat-s3c64xx/clock.c index 136c982..ad1b968 100644 --- a/arch/arm/plat-s3c64xx/clock.c +++ b/arch/arm/plat-s3c64xx/clock.c @@ -248,7 +248,7 @@ static struct clk *clks[] __initdata = { &clk_48m, }; -void s3c64xx_register_clocks(void) +void __init s3c64xx_register_clocks(void) { struct clk *clkp; int ret; diff --git a/arch/arm/plat-s3c64xx/gpiolib.c b/arch/arm/plat-s3c64xx/gpiolib.c index cc62941..ee9188a 100644 --- a/arch/arm/plat-s3c64xx/gpiolib.c +++ b/arch/arm/plat-s3c64xx/gpiolib.c @@ -417,4 +417,4 @@ static __init int s3c64xx_gpiolib_init(void) return 0; } -arch_initcall(s3c64xx_gpiolib_init); +core_initcall(s3c64xx_gpiolib_init); diff --git a/arch/arm/plat-s3c64xx/include/plat/irqs.h b/arch/arm/plat-s3c64xx/include/plat/irqs.h index 2846f55..f865bf4 100644 --- a/arch/arm/plat-s3c64xx/include/plat/irqs.h +++ b/arch/arm/plat-s3c64xx/include/plat/irqs.h @@ -117,7 +117,7 @@ #define IRQ_ONENAND1 S3C64XX_IRQ_VIC1(12) #define IRQ_NFC S3C64XX_IRQ_VIC1(13) #define IRQ_CFCON S3C64XX_IRQ_VIC1(14) -#define IRQ_UHOST S3C64XX_IRQ_VIC1(15) +#define IRQ_USBH S3C64XX_IRQ_VIC1(15) #define IRQ_SPI0 S3C64XX_IRQ_VIC1(16) #define IRQ_SPI1 S3C64XX_IRQ_VIC1(17) #define IRQ_IIC S3C64XX_IRQ_VIC1(18) diff --git a/arch/arm/plat-s3c64xx/irq-eint.c b/arch/arm/plat-s3c64xx/irq-eint.c index 1f7cc00..cf52482 100644 --- a/arch/arm/plat-s3c64xx/irq-eint.c +++ b/arch/arm/plat-s3c64xx/irq-eint.c @@ -14,12 +14,15 @@ #include <linux/kernel.h> #include <linux/interrupt.h> +#include <linux/gpio.h> #include <linux/irq.h> #include <linux/io.h> #include <asm/hardware/vic.h> #include <plat/regs-irqtype.h> +#include <plat/regs-gpio.h> +#include <plat/gpio-cfg.h> #include <mach/map.h> #include <plat/cpu.h> @@ -55,7 +58,7 @@ static void s3c_irq_eint_unmask(unsigned int irq) u32 mask; mask = __raw_readl(S3C64XX_EINT0MASK); - mask |= eint_irq_to_bit(irq); + mask &= ~eint_irq_to_bit(irq); __raw_writel(mask, S3C64XX_EINT0MASK); } @@ -74,6 +77,7 @@ static void s3c_irq_eint_maskack(unsigned int irq) static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type) { int offs = eint_offset(irq); + int pin; int shift; u32 ctrl, mask; u32 newvalue = 0; @@ -125,6 +129,15 @@ static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type) ctrl |= newvalue << shift; __raw_writel(ctrl, reg); + /* set the GPIO pin appropriately */ + + if (offs < 23) + pin = S3C64XX_GPN(offs); + else + pin = S3C64XX_GPM(offs - 23); + + s3c_gpio_cfgpin(pin, S3C_GPIO_SFN(2)); + return 0; } @@ -181,7 +194,7 @@ static void s3c_irq_demux_eint20_27(unsigned int irq, struct irq_desc *desc) s3c_irq_demux_eint(20, 27); } -int __init s3c64xx_init_irq_eint(void) +static int __init s3c64xx_init_irq_eint(void) { int irq; diff --git a/arch/arm/plat-s3c64xx/irq.c b/arch/arm/plat-s3c64xx/irq.c index a94f1d5..f22edf7 100644 --- a/arch/arm/plat-s3c64xx/irq.c +++ b/arch/arm/plat-s3c64xx/irq.c @@ -207,7 +207,7 @@ static struct irq_chip s3c_irq_uart = { static void __init s3c64xx_uart_irq(struct uart_irq *uirq) { - void *reg_base = uirq->regs; + void __iomem *reg_base = uirq->regs; unsigned int irq; int offs; diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c index 8d9a0ca..05b1752 100644 --- a/arch/arm/plat-s3c64xx/s3c6400-clock.c +++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c @@ -36,7 +36,7 @@ * ext_xtal_mux for want of an actual name from the manual. */ -struct clk clk_ext_xtal_mux = { +static struct clk clk_ext_xtal_mux = { .name = "ext_xtal", .id = -1, }; @@ -63,7 +63,7 @@ struct clksrc_clk { void __iomem *reg_divider; }; -struct clk clk_fout_apll = { +static struct clk clk_fout_apll = { .name = "fout_apll", .id = -1, }; @@ -78,7 +78,7 @@ static struct clk_sources clk_src_apll = { .nr_sources = ARRAY_SIZE(clk_src_apll_list), }; -struct clksrc_clk clk_mout_apll = { +static struct clksrc_clk clk_mout_apll = { .clk = { .name = "mout_apll", .id = -1, @@ -88,7 +88,7 @@ struct clksrc_clk clk_mout_apll = { .sources = &clk_src_apll, }; -struct clk clk_fout_epll = { +static struct clk clk_fout_epll = { .name = "fout_epll", .id = -1, }; @@ -103,7 +103,7 @@ static struct clk_sources clk_src_epll = { .nr_sources = ARRAY_SIZE(clk_src_epll_list), }; -struct clksrc_clk clk_mout_epll = { +static struct clksrc_clk clk_mout_epll = { .clk = { .name = "mout_epll", .id = -1, @@ -123,7 +123,7 @@ static struct clk_sources clk_src_mpll = { .nr_sources = ARRAY_SIZE(clk_src_mpll_list), }; -struct clksrc_clk clk_mout_mpll = { +static struct clksrc_clk clk_mout_mpll = { .clk = { .name = "mout_mpll", .id = -1, @@ -145,7 +145,7 @@ static unsigned long s3c64xx_clk_doutmpll_get_rate(struct clk *clk) return rate; } -struct clk clk_dout_mpll = { +static struct clk clk_dout_mpll = { .name = "dout_mpll", .id = -1, .parent = &clk_mout_mpll.clk, @@ -189,10 +189,10 @@ static struct clk_sources clkset_uart = { }; static struct clk *clkset_uhost_list[] = { + &clk_48m, &clk_mout_epll.clk, &clk_dout_mpll, &clk_fin_epll, - &clk_48m, }; static struct clk_sources clkset_uhost = { @@ -239,10 +239,12 @@ static int s3c64xx_setrate_clksrc(struct clk *clk, unsigned long rate) rate = clk_round_rate(clk, rate); div = clk_get_rate(clk->parent) / rate; + if (div > 16) + return -EINVAL; val = __raw_readl(reg); - val &= ~sclk->mask; - val |= (rate - 1) << sclk->shift; + val &= ~(0xf << sclk->shift); + val |= (div - 1) << sclk->shift; __raw_writel(val, reg); return 0; @@ -351,7 +353,7 @@ static struct clksrc_clk clk_mmc2 = { static struct clksrc_clk clk_usbhost = { .clk = { - .name = "usb-host-bus", + .name = "usb-bus-host", .id = -1, .ctrlbit = S3C_CLKCON_SCLK_UHOST, .enable = s3c64xx_sclk_ctrl, diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types index fd23c0e..b4211d8 100644 --- a/arch/arm/tools/mach-types +++ b/arch/arm/tools/mach-types @@ -12,7 +12,7 @@ # # http://www.arm.linux.org.uk/developer/machines/?action=new # -# Last update: Sun Nov 30 16:39:36 2008 +# Last update: Thu Mar 12 18:01:45 2009 # # machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number # @@ -1811,7 +1811,7 @@ pilz_pmi5 MACH_PILZ_PMI5 PILZ_PMI5 1820 jade MACH_JADE JADE 1821 ks8695_softplc MACH_KS8695_SOFTPLC KS8695_SOFTPLC 1822 gprisc3 MACH_GPRISC3 GPRISC3 1823 -stamp9260 MACH_STAMP9260 STAMP9260 1824 +stamp9g20 MACH_STAMP9G20 STAMP9G20 1824 smdk6430 MACH_SMDK6430 SMDK6430 1825 smdkc100 MACH_SMDKC100 SMDKC100 1826 tavorevb MACH_TAVOREVB TAVOREVB 1827 @@ -1993,4 +1993,134 @@ spark MACH_SPARK SPARK 2002 benzina MACH_BENZINA BENZINA 2003 blaze MACH_BLAZE BLAZE 2004 linkstation_ls_hgl MACH_LINKSTATION_LS_HGL LINKSTATION_LS_HGL 2005 -htcvenus MACH_HTCVENUS HTCVENUS 2006 +htckovsky MACH_HTCVENUS HTCVENUS 2006 +sony_prs505 MACH_SONY_PRS505 SONY_PRS505 2007 +hanlin_v3 MACH_HANLIN_V3 HANLIN_V3 2008 +sapphira MACH_SAPPHIRA SAPPHIRA 2009 +dack_sda_01 MACH_DACK_SDA_01 DACK_SDA_01 2010 +armbox MACH_ARMBOX ARMBOX 2011 +harris_rvp MACH_HARRIS_RVP HARRIS_RVP 2012 +ribaldo MACH_RIBALDO RIBALDO 2013 +agora MACH_AGORA AGORA 2014 +omap3_mini MACH_OMAP3_MINI OMAP3_MINI 2015 +a9sam6432_b MACH_A9SAM6432_B A9SAM6432_B 2016 +usg2410 MACH_USG2410 USG2410 2017 +pc72052_i10_revb MACH_PC72052_I10_REVB PC72052_I10_REVB 2018 +mx35_exm32 MACH_MX35_EXM32 MX35_EXM32 2019 +topas910 MACH_TOPAS910 TOPAS910 2020 +hyena MACH_HYENA HYENA 2021 +pospax MACH_POSPAX POSPAX 2022 +hdl_gx MACH_HDL_GX HDL_GX 2023 +ctera_4bay MACH_CTERA_4BAY CTERA_4BAY 2024 +ctera_plug_c MACH_CTERA_PLUG_C CTERA_PLUG_C 2025 +crwea_plug_i MACH_CRWEA_PLUG_I CRWEA_PLUG_I 2026 +egauge2 MACH_EGAUGE2 EGAUGE2 2027 +didj MACH_DIDJ DIDJ 2028 +m_s3c2443 MACH_MEISTER MEISTER 2029 +htcblackstone MACH_HTCBLACKSTONE HTCBLACKSTONE 2030 +cpuat9g20 MACH_CPUAT9G20 CPUAT9G20 2031 +smdk6440 MACH_SMDK6440 SMDK6440 2032 +omap_35xx_mvp MACH_OMAP_35XX_MVP OMAP_35XX_MVP 2033 +ctera_plug_i MACH_CTERA_PLUG_I CTERA_PLUG_I 2034 +pvg610_100 MACH_PVG610 PVG610 2035 +hprw6815 MACH_HPRW6815 HPRW6815 2036 +omap3_oswald MACH_OMAP3_OSWALD OMAP3_OSWALD 2037 +nas4220b MACH_NAS4220B NAS4220B 2038 +htcraphael_cdma MACH_HTCRAPHAEL_CDMA HTCRAPHAEL_CDMA 2039 +htcdiamond_cdma MACH_HTCDIAMOND_CDMA HTCDIAMOND_CDMA 2040 +scaler MACH_SCALER SCALER 2041 +zylonite2 MACH_ZYLONITE2 ZYLONITE2 2042 +aspenite MACH_ASPENITE ASPENITE 2043 +teton MACH_TETON TETON 2044 +ttc_dkb MACH_TTC_DKB TTC_DKB 2045 +bishop2 MACH_BISHOP2 BISHOP2 2046 +ippv5 MACH_IPPV5 IPPV5 2047 +farm926 MACH_FARM926 FARM926 2048 +mmccpu MACH_MMCCPU MMCCPU 2049 +sgmsfl MACH_SGMSFL SGMSFL 2050 +tt8000 MACH_TT8000 TT8000 2051 +zrn4300lp MACH_ZRN4300LP ZRN4300LP 2052 +mptc MACH_MPTC MPTC 2053 +h6051 MACH_H6051 H6051 2054 +pvg610_101 MACH_PVG610_101 PVG610_101 2055 +stamp9261_pc_evb MACH_STAMP9261_PC_EVB STAMP9261_PC_EVB 2056 +pelco_odysseus MACH_PELCO_ODYSSEUS PELCO_ODYSSEUS 2057 +tny_a9260 MACH_TNY_A9260 TNY_A9260 2058 +tny_a9g20 MACH_TNY_A9G20 TNY_A9G20 2059 +aesop_mp2530f MACH_AESOP_MP2530F AESOP_MP2530F 2060 +dx900 MACH_DX900 DX900 2061 +cpodc2 MACH_CPODC2 CPODC2 2062 +tilt_8925 MACH_TILT_8925 TILT_8925 2063 +davinci_dm357_evm MACH_DAVINCI_DM357_EVM DAVINCI_DM357_EVM 2064 +swordfish MACH_SWORDFISH SWORDFISH 2065 +corvus MACH_CORVUS CORVUS 2066 +taurus MACH_TAURUS TAURUS 2067 +axm MACH_AXM AXM 2068 +axc MACH_AXC AXC 2069 +baby MACH_BABY BABY 2070 +mp200 MACH_MP200 MP200 2071 +pcm043 MACH_PCM043 PCM043 2072 +hanlin_v3c MACH_HANLIN_V3C HANLIN_V3C 2073 +kbk9g20 MACH_KBK9G20 KBK9G20 2074 +adsturbog5 MACH_ADSTURBOG5 ADSTURBOG5 2075 +avenger_lite1 MACH_AVENGER_LITE1 AVENGER_LITE1 2076 +suc82x MACH_SUC SUC 2077 +at91sam7s256 MACH_AT91SAM7S256 AT91SAM7S256 2078 +mendoza MACH_MENDOZA MENDOZA 2079 +kira MACH_KIRA KIRA 2080 +mx1hbm MACH_MX1HBM MX1HBM 2081 +quatro43xx MACH_QUATRO43XX QUATRO43XX 2082 +quatro4230 MACH_QUATRO4230 QUATRO4230 2083 +nsb400 MACH_NSB400 NSB400 2084 +drp255 MACH_DRP255 DRP255 2085 +thoth MACH_THOTH THOTH 2086 +firestone MACH_FIRESTONE FIRESTONE 2087 +asusp750 MACH_ASUSP750 ASUSP750 2088 +ctera_dl MACH_CTERA_DL CTERA_DL 2089 +socr MACH_SOCR SOCR 2090 +htcoxygen MACH_HTCOXYGEN HTCOXYGEN 2091 +heroc MACH_HEROC HEROC 2092 +zeno6800 MACH_ZENO6800 ZENO6800 2093 +sc2mcs MACH_SC2MCS SC2MCS 2094 +gene100 MACH_GENE100 GENE100 2095 +as353x MACH_AS353X AS353X 2096 +sheevaplug MACH_SHEEVAPLUG SHEEVAPLUG 2097 +at91sam9g20 MACH_AT91SAM9G20 AT91SAM9G20 2098 +mv88f6192gtw_fe MACH_MV88F6192GTW_FE MV88F6192GTW_FE 2099 +cc9200 MACH_CC9200 CC9200 2100 +sm9200 MACH_SM9200 SM9200 2101 +tp9200 MACH_TP9200 TP9200 2102 +snapperdv MACH_SNAPPERDV SNAPPERDV 2103 +avengers_lite MACH_AVENGERS_LITE AVENGERS_LITE 2104 +avengers_lite1 MACH_AVENGERS_LITE1 AVENGERS_LITE1 2105 +omap3axon MACH_OMAP3AXON OMAP3AXON 2106 +ma8xx MACH_MA8XX MA8XX 2107 +mp201ek MACH_MP201EK MP201EK 2108 +davinci_tux MACH_DAVINCI_TUX DAVINCI_TUX 2109 +mpa1600 MACH_MPA1600 MPA1600 2110 +pelco_troy MACH_PELCO_TROY PELCO_TROY 2111 +nsb667 MACH_NSB667 NSB667 2112 +rovers5_4mpix MACH_ROVERS5_4MPIX ROVERS5_4MPIX 2113 +twocom MACH_TWOCOM TWOCOM 2114 +ubisys_p9_rcu3r2 MACH_UBISYS_P9_RCU3R2 UBISYS_P9_RCU3R2 2115 +hero_espresso MACH_HERO_ESPRESSO HERO_ESPRESSO 2116 +afeusb MACH_AFEUSB AFEUSB 2117 +t830 MACH_T830 T830 2118 +spd8020_cc MACH_SPD8020_CC SPD8020_CC 2119 +om_3d7k MACH_OM_3D7K OM_3D7K 2120 +picocom2 MACH_PICOCOM2 PICOCOM2 2121 +uwg4mx27 MACH_UWG4MX27 UWG4MX27 2122 +uwg4mx31 MACH_UWG4MX31 UWG4MX31 2123 +cherry MACH_CHERRY CHERRY 2124 +mx51_babbage MACH_MX51_BABBAGE MX51_BABBAGE 2125 +s3c2440turkiye MACH_S3C2440TURKIYE S3C2440TURKIYE 2126 +tx37 MACH_TX37 TX37 2127 +sbc2800_9g20 MACH_SBC2800_9G20 SBC2800_9G20 2128 +benzglb MACH_BENZGLB BENZGLB 2129 +benztd MACH_BENZTD BENZTD 2130 +cartesio_plus MACH_CARTESIO_PLUS CARTESIO_PLUS 2131 +solrad_g20 MACH_SOLRAD_G20 SOLRAD_G20 2132 +mx27wallace MACH_MX27WALLACE MX27WALLACE 2133 +fmzwebmodul MACH_FMZWEBMODUL FMZWEBMODUL 2134 +rd78x00_masa MACH_RD78X00_MASA RD78X00_MASA 2135 +smallogger MACH_SMALLOGGER SMALLOGGER 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