X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;ds=sidebyside;f=arch%2Farm%2Fcpu%2Farmv7%2Fexynos%2Fpower.c;h=638ee0b30b5d5e87b742ed86648966a497cd81e0;hb=dab5e3469d294a4e1ffed8407d296a78e02cc01f;hp=563abd750f5bfec9725395577e4f7b0c3fe6bfca;hpb=d44a5f51288aec60c6bdb4ac939d75c24e5bf9c2;p=u-boot

diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c
index 563abd750f..638ee0b30b 100644
--- a/arch/arm/cpu/armv7/exynos/power.c
+++ b/arch/arm/cpu/armv7/exynos/power.c
@@ -112,6 +112,12 @@ static void exynos5_set_ps_hold_ctrl(void)
 			EXYNOS_PS_HOLD_CONTROL_DATA_HIGH);
 }
 
+/*
+ * Set ps_hold data driving value high
+ * This enables the machine to stay powered on
+ * after the initial power-on condition goes away
+ * (e.g. power button).
+ */
 void set_ps_hold_ctrl(void)
 {
 	if (cpu_is_exynos5())