EXYNOS: Add API for power reset and exit wakeup
This patch adds APIs to get power reset status and exit the wakeup condition for
both exynos5 and exynos4
Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c
index 6375a81..5d3bda2 100644
--- a/arch/arm/cpu/armv7/exynos/power.c
+++ b/arch/arm/cpu/armv7/exynos/power.c
@@ -140,3 +140,53 @@
setbits_le32(&power->ps_hold_control, POWER_ENABLE_HW_TRIP);
}
}
+
+static uint32_t exynos5_get_reset_status(void)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ return power->inform1;
+}
+
+static uint32_t exynos4_get_reset_status(void)
+{
+ struct exynos4_power *power =
+ (struct exynos4_power *)samsung_get_base_power();
+
+ return power->inform1;
+}
+
+uint32_t get_reset_status(void)
+{
+ if (cpu_is_exynos5())
+ return exynos5_get_reset_status();
+ else
+ return exynos4_get_reset_status();
+}
+
+static void exynos5_power_exit_wakeup(void)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+ typedef void (*resume_func)(void);
+
+ ((resume_func)power->inform0)();
+}
+
+static void exynos4_power_exit_wakeup(void)
+{
+ struct exynos4_power *power =
+ (struct exynos4_power *)samsung_get_base_power();
+ typedef void (*resume_func)(void);
+
+ ((resume_func)power->inform0)();
+}
+
+void power_exit_wakeup(void)
+{
+ if (cpu_is_exynos5())
+ exynos5_power_exit_wakeup();
+ else
+ exynos4_power_exit_wakeup();
+}