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ARM: s5pv210: Remove legacy setting of external wakeup interrupts

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Since Exynos/S5Pv210 pin-controller driver is taking care about setting
the external wakeup interrupts mask, the legacy code can be removed.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Sylwester Nawrocki <snawrocki@kernel.org>
Acked-by: Tomasz Figa <tomasz.figa@gmail.com>
This commit is contained in:
Krzysztof Kozlowski 2018-07-23 19:53:00 +02:00
parent 651022382c
commit 383acb0dac
2 changed files with 12 additions and 5 deletions
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1
arch/arm/mach-s5pv210/common.h
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@ -10,7 +10,6 @@
#define __ARCH_ARM_MACH_S5PV210_COMMON_H
#ifdef CONFIG_PM_SLEEP
u32 exynos_get_eint_wake_mask(void);
void s5pv210_cpu_resume(void);
void s5pv210_pm_init(void);
#else

16
arch/arm/mach-s5pv210/pm.c
View File

@ -32,6 +32,11 @@ static struct sleep_save s5pv210_core_save[] = {
*/
static u32 s5pv210_irqwake_intmask = 0xffffffff;
static u32 s5pv210_read_eint_wakeup_mask(void)
{
return __raw_readl(S5P_EINT_WAKEUP_MASK);
}
/*
* Suspend helpers.
*/
@ -59,8 +64,10 @@ static void s5pv210_pm_prepare(void)
{
unsigned int tmp;
/* Set wake-up mask registers */
__raw_writel(exynos_get_eint_wake_mask(), S5P_EINT_WAKEUP_MASK);
/*
* Set wake-up mask registers
* S5P_EINT_WAKEUP_MASK is set by pinctrl driver in late suspend.
*/
__raw_writel(s5pv210_irqwake_intmask, S5P_WAKEUP_MASK);
/* ensure at least INFORM0 has the resume address */
@ -89,6 +96,7 @@ static void s5pv210_pm_prepare(void)
*/
static int s5pv210_suspend_enter(suspend_state_t state)
{
u32 eint_wakeup_mask = s5pv210_read_eint_wakeup_mask();
int ret;
s3c_pm_debug_init();
@ -96,10 +104,10 @@ static int s5pv210_suspend_enter(suspend_state_t state)
S3C_PMDBG("%s: suspending the system...\n", __func__);
S3C_PMDBG("%s: wakeup masks: %08x,%08x\n", __func__,
s5pv210_irqwake_intmask, exynos_get_eint_wake_mask());
s5pv210_irqwake_intmask, eint_wakeup_mask);
if (s5pv210_irqwake_intmask == -1U
&& exynos_get_eint_wake_mask() == -1U) {
&& eint_wakeup_mask == -1U) {
pr_err("%s: No wake-up sources!\n", __func__);
pr_err("%s: Aborting sleep\n", __func__);
return -EINVAL;