diff options
Diffstat (limited to 'arch/arm/mach-exynos/pm.c')
| -rw-r--r-- | arch/arm/mach-exynos/pm.c | 128 |
1 files changed, 33 insertions, 95 deletions
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c index 67d383de614..18646b7e226 100644 --- a/arch/arm/mach-exynos/pm.c +++ b/arch/arm/mach-exynos/pm.c @@ -28,13 +28,13 @@ #include <asm/suspend.h> #include <plat/pm-common.h> -#include <plat/pll.h> #include <plat/regs-srom.h> #include <mach/map.h> #include "common.h" #include "regs-pmu.h" +#include "regs-sys.h" /** * struct exynos_wkup_irq - Exynos GIC to PMU IRQ mapping @@ -100,78 +100,16 @@ static int exynos_irq_set_wake(struct irq_data *data, unsigned int state) return -ENOENT; } -/** - * exynos_core_power_down : power down the specified cpu - * @cpu : the cpu to power down - * - * Power down the specified cpu. The sequence must be finished by a - * call to cpu_do_idle() - * - */ -void exynos_cpu_power_down(int cpu) -{ - __raw_writel(0, EXYNOS_ARM_CORE_CONFIGURATION(cpu)); -} - -/** - * exynos_cpu_power_up : power up the specified cpu - * @cpu : the cpu to power up - * - * Power up the specified cpu - */ -void exynos_cpu_power_up(int cpu) -{ - __raw_writel(S5P_CORE_LOCAL_PWR_EN, - EXYNOS_ARM_CORE_CONFIGURATION(cpu)); -} - -/** - * exynos_cpu_power_state : returns the power state of the cpu - * @cpu : the cpu to retrieve the power state from - * - */ -int exynos_cpu_power_state(int cpu) -{ - return (__raw_readl(EXYNOS_ARM_CORE_STATUS(cpu)) & - S5P_CORE_LOCAL_PWR_EN); -} - -/** - * exynos_cluster_power_down : power down the specified cluster - * @cluster : the cluster to power down - */ -void exynos_cluster_power_down(int cluster) -{ - __raw_writel(0, EXYNOS_COMMON_CONFIGURATION(cluster)); -} - -/** - * exynos_cluster_power_up : power up the specified cluster - * @cluster : the cluster to power up - */ -void exynos_cluster_power_up(int cluster) -{ - __raw_writel(S5P_CORE_LOCAL_PWR_EN, - EXYNOS_COMMON_CONFIGURATION(cluster)); -} - -/** - * exynos_cluster_power_state : returns the power state of the cluster - * @cluster : the cluster to retrieve the power state from - * - */ -int exynos_cluster_power_state(int cluster) -{ - return (__raw_readl(EXYNOS_COMMON_STATUS(cluster)) & - S5P_CORE_LOCAL_PWR_EN); -} - #define EXYNOS_BOOT_VECTOR_ADDR (samsung_rev() == EXYNOS4210_REV_1_1 ? \ - S5P_INFORM7 : (samsung_rev() == EXYNOS4210_REV_1_0 ? \ - (sysram_base_addr + 0x24) : S5P_INFORM0)) + pmu_base_addr + S5P_INFORM7 : \ + (samsung_rev() == EXYNOS4210_REV_1_0 ? \ + (sysram_base_addr + 0x24) : \ + pmu_base_addr + S5P_INFORM0)) #define EXYNOS_BOOT_VECTOR_FLAG (samsung_rev() == EXYNOS4210_REV_1_1 ? \ - S5P_INFORM6 : (samsung_rev() == EXYNOS4210_REV_1_0 ? \ - (sysram_base_addr + 0x20) : S5P_INFORM1)) + pmu_base_addr + S5P_INFORM6 : \ + (samsung_rev() == EXYNOS4210_REV_1_0 ? \ + (sysram_base_addr + 0x20) : \ + pmu_base_addr + S5P_INFORM1)) #define S5P_CHECK_AFTR 0xFCBA0D10 #define S5P_CHECK_SLEEP 0x00000BAD @@ -179,7 +117,7 @@ int exynos_cluster_power_state(int cluster) /* Ext-GIC nIRQ/nFIQ is the only wakeup source in AFTR */ static void exynos_set_wakeupmask(long mask) { - __raw_writel(mask, S5P_WAKEUP_MASK); + pmu_raw_writel(mask, S5P_WAKEUP_MASK); } static void exynos_cpu_set_boot_vector(long flags) @@ -256,27 +194,27 @@ static void exynos_pm_prepare(void) unsigned int tmp; /* Set wake-up mask registers */ - __raw_writel(exynos_get_eint_wake_mask(), S5P_EINT_WAKEUP_MASK); - __raw_writel(exynos_irqwake_intmask & ~(1 << 31), S5P_WAKEUP_MASK); + pmu_raw_writel(exynos_get_eint_wake_mask(), S5P_EINT_WAKEUP_MASK); + pmu_raw_writel(exynos_irqwake_intmask & ~(1 << 31), S5P_WAKEUP_MASK); s3c_pm_do_save(exynos_core_save, ARRAY_SIZE(exynos_core_save)); if (soc_is_exynos5250()) { s3c_pm_do_save(exynos5_sys_save, ARRAY_SIZE(exynos5_sys_save)); /* Disable USE_RETENTION of JPEG_MEM_OPTION */ - tmp = __raw_readl(EXYNOS5_JPEG_MEM_OPTION); + tmp = pmu_raw_readl(EXYNOS5_JPEG_MEM_OPTION); tmp &= ~EXYNOS5_OPTION_USE_RETENTION; - __raw_writel(tmp, EXYNOS5_JPEG_MEM_OPTION); + pmu_raw_writel(tmp, EXYNOS5_JPEG_MEM_OPTION); } /* Set value of power down register for sleep mode */ exynos_sys_powerdown_conf(SYS_SLEEP); - __raw_writel(S5P_CHECK_SLEEP, S5P_INFORM1); + pmu_raw_writel(S5P_CHECK_SLEEP, S5P_INFORM1); /* ensure at least INFORM0 has the resume address */ - __raw_writel(virt_to_phys(exynos_cpu_resume), S5P_INFORM0); + pmu_raw_writel(virt_to_phys(exynos_cpu_resume), S5P_INFORM0); } static void exynos_pm_central_suspend(void) @@ -284,9 +222,9 @@ static void exynos_pm_central_suspend(void) unsigned long tmp; /* Setting Central Sequence Register for power down mode */ - tmp = __raw_readl(S5P_CENTRAL_SEQ_CONFIGURATION); + tmp = pmu_raw_readl(S5P_CENTRAL_SEQ_CONFIGURATION); tmp &= ~S5P_CENTRAL_LOWPWR_CFG; - __raw_writel(tmp, S5P_CENTRAL_SEQ_CONFIGURATION); + pmu_raw_writel(tmp, S5P_CENTRAL_SEQ_CONFIGURATION); } static int exynos_pm_suspend(void) @@ -298,7 +236,7 @@ static int exynos_pm_suspend(void) /* Setting SEQ_OPTION register */ tmp = (S5P_USE_STANDBY_WFI0 | S5P_USE_STANDBY_WFE0); - __raw_writel(tmp, S5P_CENTRAL_SEQ_OPTION); + pmu_raw_writel(tmp, S5P_CENTRAL_SEQ_OPTION); if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9) exynos_cpu_save_register(); @@ -316,12 +254,12 @@ static int exynos_pm_central_resume(void) * S5P_CENTRAL_LOWPWR_CFG bit will not be set automatically * in this situation. */ - tmp = __raw_readl(S5P_CENTRAL_SEQ_CONFIGURATION); + tmp = pmu_raw_readl(S5P_CENTRAL_SEQ_CONFIGURATION); if (!(tmp & S5P_CENTRAL_LOWPWR_CFG)) { tmp |= S5P_CENTRAL_LOWPWR_CFG; - __raw_writel(tmp, S5P_CENTRAL_SEQ_CONFIGURATION); + pmu_raw_writel(tmp, S5P_CENTRAL_SEQ_CONFIGURATION); /* clear the wakeup state register */ - __raw_writel(0x0, S5P_WAKEUP_STAT); + pmu_raw_writel(0x0, S5P_WAKEUP_STAT); /* No need to perform below restore code */ return -1; } @@ -339,13 +277,13 @@ static void exynos_pm_resume(void) /* For release retention */ - __raw_writel((1 << 28), S5P_PAD_RET_MAUDIO_OPTION); - __raw_writel((1 << 28), S5P_PAD_RET_GPIO_OPTION); - __raw_writel((1 << 28), S5P_PAD_RET_UART_OPTION); - __raw_writel((1 << 28), S5P_PAD_RET_MMCA_OPTION); - __raw_writel((1 << 28), S5P_PAD_RET_MMCB_OPTION); - __raw_writel((1 << 28), S5P_PAD_RET_EBIA_OPTION); - __raw_writel((1 << 28), S5P_PAD_RET_EBIB_OPTION); + pmu_raw_writel((1 << 28), S5P_PAD_RET_MAUDIO_OPTION); + pmu_raw_writel((1 << 28), S5P_PAD_RET_GPIO_OPTION); + pmu_raw_writel((1 << 28), S5P_PAD_RET_UART_OPTION); + pmu_raw_writel((1 << 28), S5P_PAD_RET_MMCA_OPTION); + pmu_raw_writel((1 << 28), S5P_PAD_RET_MMCB_OPTION); + pmu_raw_writel((1 << 28), S5P_PAD_RET_EBIA_OPTION); + pmu_raw_writel((1 << 28), S5P_PAD_RET_EBIB_OPTION); if (soc_is_exynos5250()) s3c_pm_do_restore(exynos5_sys_save, @@ -359,7 +297,7 @@ static void exynos_pm_resume(void) early_wakeup: /* Clear SLEEP mode set in INFORM1 */ - __raw_writel(0x0, S5P_INFORM1); + pmu_raw_writel(0x0, S5P_INFORM1); return; } @@ -403,7 +341,7 @@ static int exynos_suspend_enter(suspend_state_t state) s3c_pm_restore_uarts(); S3C_PMDBG("%s: wakeup stat: %08x\n", __func__, - __raw_readl(S5P_WAKEUP_STAT)); + pmu_raw_readl(S5P_WAKEUP_STAT)); s3c_pm_check_restore(); @@ -473,9 +411,9 @@ void __init exynos_pm_init(void) gic_arch_extn.irq_set_wake = exynos_irq_set_wake; /* All wakeup disable */ - tmp = __raw_readl(S5P_WAKEUP_MASK); + tmp = pmu_raw_readl(S5P_WAKEUP_MASK); tmp |= ((0xFF << 8) | (0x1F << 1)); - __raw_writel(tmp, S5P_WAKEUP_MASK); + pmu_raw_writel(tmp, S5P_WAKEUP_MASK); register_syscore_ops(&exynos_pm_syscore_ops); suspend_set_ops(&exynos_suspend_ops); |