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authorAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-03-26 09:51:09 +0100
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-03-26 09:51:09 +0100
commit412665b46134f93464c09405e02f08ac9c62526d (patch)
tree7d45bfd311e81d2d750c0c67edef17ceba17df3f /arch/arm/cpu/armv7
parentb6379e15a70cc2e22486e5962927d9de374d877b (diff)
parentce0c1bc13556fbf1bdfa2a4a27ca6744e7beb32a (diff)
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Merge branch 'u-boot-samsung/master' into 'u-boot-arm/master'
Diffstat (limited to 'arch/arm/cpu/armv7')
-rw-r--r--arch/arm/cpu/armv7/exynos/power.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c
index d4bce6d..6375a81 100644
--- a/arch/arm/cpu/armv7/exynos/power.c
+++ b/arch/arm/cpu/armv7/exynos/power.c
@@ -95,3 +95,48 @@ void set_dp_phy_ctrl(unsigned int enable)
if (cpu_is_exynos5())
exynos5_dp_phy_control(enable);
}
+
+static void exynos5_set_ps_hold_ctrl(void)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ /* Set PS-Hold high */
+ setbits_le32(&power->ps_hold_control,
+ EXYNOS_PS_HOLD_CONTROL_DATA_HIGH);
+}
+
+void set_ps_hold_ctrl(void)
+{
+ if (cpu_is_exynos5())
+ exynos5_set_ps_hold_ctrl();
+}
+
+
+static void exynos5_set_xclkout(void)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ /* use xxti for xclk out */
+ clrsetbits_le32(&power->pmu_debug, PMU_DEBUG_CLKOUT_SEL_MASK,
+ PMU_DEBUG_XXTI);
+}
+
+void set_xclkout(void)
+{
+ if (cpu_is_exynos5())
+ exynos5_set_xclkout();
+}
+
+/* Enables hardware tripping to power off the system when TMU fails */
+void set_hw_thermal_trip(void)
+{
+ if (cpu_is_exynos5()) {
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ /* PS_HOLD_CONTROL register ENABLE_HW_TRIP bit*/
+ setbits_le32(&power->ps_hold_control, POWER_ENABLE_HW_TRIP);
+ }
+}