void exynos_set_wakeupmask(enum sys_powerdown mode)
{
u64 eintmask = exynos_get_eint_wake_mask();
u32 intmask = 0;
/* Set external interrupt mask */
__raw_writel((u32)eintmask, EXYNOS_PMU_EINT_WAKEUP_MASK);
#if defined(CONFIG_SOC_EXYNOS5433)
__raw_writel((u32)(eintmask >> 32), EXYNOS_PMU_EINT_WAKEUP_MASK1);
#endif
switch (mode) {
case SYS_AFTR:
case SYS_LPA:
case SYS_ALPA:
intmask = 0x40001000;
break;
case SYS_SLEEP:
/* BIT(31): deactivate wakeup event monitoring circuit */
intmask = 0x7FFFFFFF;
break;
default:
break;
}
__raw_writel(intmask, EXYNOS_PMU_WAKEUP_MASK);
__raw_writel(0xFFFF0000, EXYNOS_PMU_WAKEUP_MASK2);
__raw_writel(0xFFFE0000, EXYNOS_PMU_WAKEUP_MASK3);
}
void exynos7580_set_wakeupmask(enum sys_powerdown mode)
{
u64 eintmask = exynos_get_eint_wake_mask();
u32 intmask = 0, intmask2, intmask3;
/* Set external interrupt mask */
__raw_writel((u32)eintmask, EXYNOS_PMU_EINT_WAKEUP_MASK);
intmask2 = 0xFFFF0000;
intmask3 = 0xFFFF0000;
switch (mode) {
case SYS_AFTR:
intmask2 = 0xFFFE0000;
/* fall thru */
case SYS_LPA:
case SYS_ALPA:
intmask = 0x40000000;
break;
case SYS_SLEEP:
/* BIT(31): deactivate wakeup event monitoring circuit */
intmask = 0x7CEFFFFF;
break;
default:
break;
}
__raw_writel(intmask, EXYNOS_PMU_WAKEUP_MASK);
__raw_writel(intmask2, EXYNOS_PMU_WAKEUP_MASK2);
__raw_writel(intmask3, EXYNOS_PMU_WAKEUP_MASK3);
}
static int exynos_suspend_enter(suspend_state_t state)
{
int ret;
s3c_pm_debug_init();
S3C_PMDBG("%s: suspending the system...\n", __func__);
S3C_PMDBG("%s: wakeup masks: %08x,%08x\n", __func__,
exynos_irqwake_intmask, exynos_get_eint_wake_mask());
if (exynos_irqwake_intmask == -1U
&& exynos_get_eint_wake_mask() == -1U) {
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)
ret = cpu_suspend(0, pm_data->cpu_suspend);
if (ret)
return ret;
if (pm_data->pm_resume_prepare)
pm_data->pm_resume_prepare();
s3c_pm_restore_uarts();
S3C_PMDBG("%s: wakeup stat: %08x\n", __func__,
pmu_raw_readl(S5P_WAKEUP_STAT));
s3c_pm_check_restore();
S3C_PMDBG("%s: resuming the system...\n", __func__);
return 0;
}
static void exynos_pm_set_wakeup_mask(void)
{
/* Set wake-up mask registers */
pmu_raw_writel(exynos_get_eint_wake_mask(), S5P_EINT_WAKEUP_MASK);
pmu_raw_writel(exynos_irqwake_intmask & ~(1 << 31), S5P_WAKEUP_MASK);
}