diff options
Diffstat (limited to 'arch/arm/mach-exynos')
-rw-r--r-- | arch/arm/mach-exynos/common.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-exynos/platsmp.c | 26 | ||||
-rw-r--r-- | arch/arm/mach-exynos/suspend.c | 37 |
3 files changed, 16 insertions, 49 deletions
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index f96730cce6e8..1b8699e94098 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -114,8 +114,6 @@ bool __init exynos_secure_firmware_available(void); void exynos_set_boot_flag(unsigned int cpu, unsigned int mode); void exynos_clear_boot_flag(unsigned int cpu, unsigned int mode); -extern u32 exynos_get_eint_wake_mask(void); - #ifdef CONFIG_PM_SLEEP extern void __init exynos_pm_init(void); #else diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 6a1e682371b3..c39ffd2e2fe6 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -397,38 +397,12 @@ fail: static void __init exynos_smp_prepare_cpus(unsigned int max_cpus) { - int i; - exynos_sysram_init(); exynos_set_delayed_reset_assertion(true); if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9) exynos_scu_enable(); - - /* - * Write the address of secondary startup into the - * system-wide flags register. The boot monitor waits - * until it receives a soft interrupt, and then the - * secondary CPU branches to this address. - * - * Try using firmware operation first and fall back to - * boot register if it fails. - */ - for (i = 1; i < max_cpus; ++i) { - unsigned long boot_addr; - u32 mpidr; - u32 core_id; - int ret; - - mpidr = cpu_logical_map(i); - core_id = MPIDR_AFFINITY_LEVEL(mpidr, 0); - boot_addr = __pa_symbol(exynos4_secondary_startup); - - ret = exynos_set_boot_addr(core_id, boot_addr); - if (ret) - break; - } } #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c index bb8e3985acdb..0850505ac78b 100644 --- a/arch/arm/mach-exynos/suspend.c +++ b/arch/arm/mach-exynos/suspend.c @@ -30,8 +30,6 @@ #include <asm/smp_scu.h> #include <asm/suspend.h> -#include <plat/pm-common.h> - #include "common.h" #define REG_TABLE_END (-1U) @@ -93,6 +91,11 @@ static const struct exynos_wkup_irq exynos5250_wkup_irq[] = { { /* sentinel */ }, }; +static u32 exynos_read_eint_wakeup_mask(void) +{ + return pmu_raw_readl(EXYNOS_EINT_WAKEUP_MASK); +} + static int exynos_irq_set_wake(struct irq_data *data, unsigned int state) { const struct exynos_wkup_irq *wkup_irq; @@ -277,8 +280,10 @@ static int exynos5420_cpu_suspend(unsigned long arg) static void exynos_pm_set_wakeup_mask(void) { - /* Set wake-up mask registers */ - pmu_raw_writel(exynos_get_eint_wake_mask(), EXYNOS_EINT_WAKEUP_MASK); + /* + * Set wake-up mask registers + * EXYNOS_EINT_WAKEUP_MASK is set by pinctrl driver in late suspend. + */ pmu_raw_writel(exynos_irqwake_intmask & ~(1 << 31), S5P_WAKEUP_MASK); } @@ -488,27 +493,24 @@ early_wakeup: static int exynos_suspend_enter(suspend_state_t state) { + u32 eint_wakeup_mask = exynos_read_eint_wakeup_mask(); int ret; - s3c_pm_debug_init(); - - S3C_PMDBG("%s: suspending the system...\n", __func__); + pr_debug("%s: suspending the system...\n", __func__); - S3C_PMDBG("%s: wakeup masks: %08x,%08x\n", __func__, - exynos_irqwake_intmask, exynos_get_eint_wake_mask()); + pr_debug("%s: wakeup masks: %08x,%08x\n", __func__, + exynos_irqwake_intmask, eint_wakeup_mask); if (exynos_irqwake_intmask == -1U - && exynos_get_eint_wake_mask() == -1U) { + && eint_wakeup_mask == EXYNOS_EINT_WAKEUP_MASK_DISABLED) { pr_err("%s: No wake-up sources!\n", __func__); pr_err("%s: Aborting sleep\n", __func__); return -EINVAL; } - s3c_pm_save_uarts(); if (pm_data->pm_prepare) pm_data->pm_prepare(); flush_cache_all(); - s3c_pm_check_store(); ret = call_firmware_op(suspend); if (ret == -ENOSYS) @@ -518,14 +520,11 @@ static int exynos_suspend_enter(suspend_state_t state) if (pm_data->pm_resume_prepare) pm_data->pm_resume_prepare(); - s3c_pm_restore_uarts(); - S3C_PMDBG("%s: wakeup stat: %08x\n", __func__, + pr_debug("%s: wakeup stat: %08x\n", __func__, pmu_raw_readl(S5P_WAKEUP_STAT)); - s3c_pm_check_restore(); - - S3C_PMDBG("%s: resuming the system...\n", __func__); + pr_debug("%s: resuming the system...\n", __func__); return 0; } @@ -548,8 +547,6 @@ static int exynos_suspend_prepare(void) return ret; } - s3c_pm_check_prepare(); - return 0; } @@ -557,8 +554,6 @@ static void exynos_suspend_finish(void) { int ret; - s3c_pm_check_cleanup(); - ret = regulator_suspend_finish(); if (ret) pr_warn("Failed to resume regulators from suspend (%d)\n", ret); |