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| author | Tomasz Figa | 2013-05-17 18:24:28 +0200 |
|---|---|---|
| committer | Linus Walleij | 2013-05-27 15:37:08 +0200 |
| commit | b134dc3feaa5136b376c7d2658bbe156bea19e63 (patch) | |
| tree | 69cee82cc9db409714787f4d4b10962b8e1cec39 /arch | |
| parent | pinctrl: exynos: Add support for set_irq_wake of wake-up EINTs (diff) | |
| download | kernel-qcow2-linux-b134dc3feaa5136b376c7d2658bbe156bea19e63.tar.gz kernel-qcow2-linux-b134dc3feaa5136b376c7d2658bbe156bea19e63.tar.xz kernel-qcow2-linux-b134dc3feaa5136b376c7d2658bbe156bea19e63.zip | |
ARM: EXYNOS: Fix EINT wake-up mask configuration when pinctrl is used
On DT-enabled systems pinctrl-exynos driver is responsible for handling
of wake-up EINT interrupts. This patch adjusts wake-up mask
configuration code to take wake-up mask value from pinctrl-exynos driver
on DT-enabled systems.
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Tested-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-exynos/include/mach/pm-core.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/arm/mach-exynos/include/mach/pm-core.h b/arch/arm/mach-exynos/include/mach/pm-core.h index 7dbbfec13ea5..296090e7f423 100644 --- a/arch/arm/mach-exynos/include/mach/pm-core.h +++ b/arch/arm/mach-exynos/include/mach/pm-core.h @@ -18,8 +18,15 @@ #ifndef __ASM_ARCH_PM_CORE_H #define __ASM_ARCH_PM_CORE_H __FILE__ +#include <linux/of.h> #include <mach/regs-pmu.h> +#ifdef CONFIG_PINCTRL_EXYNOS +extern u32 exynos_get_eint_wake_mask(void); +#else +static inline u32 exynos_get_eint_wake_mask(void) { return 0xffffffff; } +#endif + static inline void s3c_pm_debug_init_uart(void) { /* nothing here yet */ @@ -27,7 +34,12 @@ static inline void s3c_pm_debug_init_uart(void) static inline void s3c_pm_arch_prepare_irqs(void) { - __raw_writel(s3c_irqwake_eintmask, S5P_EINT_WAKEUP_MASK); + u32 eintmask = s3c_irqwake_eintmask; + + if (of_have_populated_dt()) + eintmask = exynos_get_eint_wake_mask(); + + __raw_writel(eintmask, S5P_EINT_WAKEUP_MASK); __raw_writel(s3c_irqwake_intmask & ~(1 << 31), S5P_WAKEUP_MASK); } |