Hi Hatim,
On Tue, Nov 6, 2012 at 2:18 AM, Hatim Ali hatim.rv@samsung.com wrote:
From: Akshay Saraswat akshay.s@samsung.com
Adding API in power for system shutdown when tripping value is reached in Exynos Thermal Management Unit.
Signed-off-by: Akshay Saraswat akshay.s@samsung.com
diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c index d4bce6d..a6d8827 100644 --- a/arch/arm/cpu/armv7/exynos/power.c +++ b/arch/arm/cpu/armv7/exynos/power.c @@ -95,3 +95,14 @@ void set_dp_phy_ctrl(unsigned int enable) if (cpu_is_exynos5()) exynos5_dp_phy_control(enable); }
+/* This function never returns */ +void power_shutdown(void) +{
struct exynos5_power *power =(struct exynos5_power *)samsung_get_base_power();clrbits_le32(&power->ps_hold_control, POWER_PS_HOLD_CONTROL_DATA_HIGH);hang();+} diff --git a/arch/arm/include/asm/arch-exynos/power.h b/arch/arm/include/asm/arch-exynos/power.h index d2fdb59..7d798ba 100644 --- a/arch/arm/include/asm/arch-exynos/power.h +++ b/arch/arm/include/asm/arch-exynos/power.h @@ -863,5 +863,9 @@ void set_usbhost_phy_ctrl(unsigned int enable); void set_dp_phy_ctrl(unsigned int enable);
#define EXYNOS_DP_PHY_ENABLE (1 << 0) +#define POWER_PS_HOLD_CONTROL_DATA_HIGH (1 << 8)
+/* This function never returns */
Probably should document what it does do. Also you could add __attribute__ ((noreturn)) perhaps?
+void power_shutdown(void);
#endif
1.7.2.3
Regards, Simon