X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=arch%2Farm%2Fmach-s3c64xx%2Fpm.c;h=bc1c470b7de69becd4a096e4551b3c2f74e374cd;hb=4d362ad280fca0f2e098de607534f72f2c243e12;hp=b8ac4597fad70c9e0f87023385f1ed53c0ea7ee7;hpb=ef77ad5e67447b3744574c29b97da6677d6d3f18;p=karo-tx-linux.git diff --git a/arch/arm/mach-s3c64xx/pm.c b/arch/arm/mach-s3c64xx/pm.c index b8ac4597fad7..bc1c470b7de6 100644 --- a/arch/arm/mach-s3c64xx/pm.c +++ b/arch/arm/mach-s3c64xx/pm.c @@ -18,8 +18,11 @@ #include #include +#include #include +#include + #include #include #include @@ -27,26 +30,18 @@ #include #ifdef CONFIG_S3C_PM_DEBUG_LED_SMDK -#include - void s3c_pm_debug_smdkled(u32 set, u32 clear) { unsigned long flags; - u32 reg; + int i; local_irq_save(flags); - reg = __raw_readl(S3C64XX_GPNCON); - reg &= ~(S3C64XX_GPN_CONMASK(12) | S3C64XX_GPN_CONMASK(13) | - S3C64XX_GPN_CONMASK(14) | S3C64XX_GPN_CONMASK(15)); - reg |= S3C64XX_GPN_OUTPUT(12) | S3C64XX_GPN_OUTPUT(13) | - S3C64XX_GPN_OUTPUT(14) | S3C64XX_GPN_OUTPUT(15); - __raw_writel(reg, S3C64XX_GPNCON); - - reg = __raw_readl(S3C64XX_GPNDAT); - reg &= ~(clear << 12); - reg |= set << 12; - __raw_writel(reg, S3C64XX_GPNDAT); - + for (i = 0; i < 4; i++) { + if (clear & (1 << i)) + gpio_set_value(S3C64XX_GPN(12 + i), 0); + if (set & (1 << i)) + gpio_set_value(S3C64XX_GPN(12 + i), 1); + } local_irq_restore(flags); } #endif @@ -153,8 +148,25 @@ static void s3c64xx_cpu_suspend(void) panic("sleep resumed to originator?"); } +/* mapping of interrupts to parts of the wakeup mask */ +static struct samsung_wakeup_mask wake_irqs[] = { + { .irq = IRQ_RTC_ALARM, .bit = S3C64XX_PWRCFG_RTC_ALARM_DISABLE, }, + { .irq = IRQ_RTC_TIC, .bit = S3C64XX_PWRCFG_RTC_TICK_DISABLE, }, + { .irq = IRQ_PENDN, .bit = S3C64XX_PWRCFG_TS_DISABLE, }, + { .irq = IRQ_HSMMC0, .bit = S3C64XX_PWRCFG_MMC0_DISABLE, }, + { .irq = IRQ_HSMMC1, .bit = S3C64XX_PWRCFG_MMC1_DISABLE, }, + { .irq = IRQ_HSMMC2, .bit = S3C64XX_PWRCFG_MMC2_DISABLE, }, + { .irq = NO_WAKEUP_IRQ, .bit = S3C64XX_PWRCFG_BATF_DISABLE}, + { .irq = NO_WAKEUP_IRQ, .bit = S3C64XX_PWRCFG_MSM_DISABLE }, + { .irq = NO_WAKEUP_IRQ, .bit = S3C64XX_PWRCFG_HSI_DISABLE }, + { .irq = NO_WAKEUP_IRQ, .bit = S3C64XX_PWRCFG_MSM_DISABLE }, +}; + static void s3c64xx_pm_prepare(void) { + samsung_sync_wakemask(S3C64XX_PWR_CFG, + wake_irqs, ARRAY_SIZE(wake_irqs)); + /* store address of resume. */ __raw_writel(virt_to_phys(s3c_cpu_resume), S3C64XX_INFORM0); @@ -167,6 +179,18 @@ static int s3c64xx_pm_init(void) pm_cpu_prep = s3c64xx_pm_prepare; pm_cpu_sleep = s3c64xx_cpu_suspend; pm_uart_udivslot = 1; + +#ifdef CONFIG_S3C_PM_DEBUG_LED_SMDK + gpio_request(S3C64XX_GPN(12), "DEBUG_LED0"); + gpio_request(S3C64XX_GPN(13), "DEBUG_LED1"); + gpio_request(S3C64XX_GPN(14), "DEBUG_LED2"); + gpio_request(S3C64XX_GPN(15), "DEBUG_LED3"); + gpio_direction_output(S3C64XX_GPN(12), 0); + gpio_direction_output(S3C64XX_GPN(13), 0); + gpio_direction_output(S3C64XX_GPN(14), 0); + gpio_direction_output(S3C64XX_GPN(15), 0); +#endif + return 0; }