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 <[email protected]>
Signed-off-by: Kyungmin Park <[email protected]>
---
 arch/arm/mach-exynos/include/mach/pm-core.h | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-exynos/include/mach/pm-core.h 
b/arch/arm/mach-exynos/include/mach/pm-core.h
index 7dbbfec..296090e 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);
 }
 
-- 
1.8.2.1

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