diff options
| author | Caesar Wang <wxt@rock-chips.com> | 2016-09-05 22:00:40 -0700 |
|---|---|---|
| committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2016-10-26 22:01:44 +0000 |
| commit | ed3ff076bbcd8f15c81ac5f97f496ba017bc5d74 (patch) | |
| tree | e377e5cbab1f41acb247c058959e128f1edc0390 | |
| parent | 09691a0e8dd93383fa76b74332d89707bfe16001 (diff) | |
| download | chrome-ec-ed3ff076bbcd8f15c81ac5f97f496ba017bc5d74.tar.gz | |
power: rk3399: turn off the center logic in s3
CQ-DEPEND=CL:386537, CL:401930
BUG=chrome-os-partner:54291
TEST=turn off the center-logic
BRANCH=None
Change-Id: I73577e15cc0a8474d8eb2ed1a48f5aba59e54c6a
Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Reviewed-on: https://chromium-review.googlesource.com/397399
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Commit-Queue: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
| -rw-r--r-- | power/rk3399.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/power/rk3399.c b/power/rk3399.c index 79d225a908..eb0080f083 100644 --- a/power/rk3399.c +++ b/power/rk3399.c @@ -210,9 +210,6 @@ enum power_state power_handle_state(enum power_state state) gpio_set_level(GPIO_PP1800_PMU_EN_L, 0); msleep(2); - /* TODO(crosbug.com/p/55981): De-power CLOGIC in S3 */ - gpio_set_level(GPIO_PPVAR_CLOGIC_EN, 1); - msleep(2); gpio_set_level(GPIO_LPDDR_PWR_EN, 1); msleep(2); gpio_set_level(GPIO_PP1800_USB_EN_L, 0); @@ -239,6 +236,8 @@ enum power_state power_handle_state(enum power_state state) return POWER_S3; case POWER_S3S0: + gpio_set_level(GPIO_PPVAR_CLOGIC_EN, 1); + msleep(2); gpio_set_level(GPIO_PP900_DDRPLL_EN, 1); msleep(2); gpio_set_level(GPIO_PP1800_AP_AVDD_EN_L, 0); @@ -308,6 +307,10 @@ enum power_state power_handle_state(enum power_state state) msleep(10); CHECK_ABORTED_SUSPEND(); + gpio_set_level(GPIO_PPVAR_CLOGIC_EN, 0); + msleep(10); + CHECK_ABORTED_SUSPEND(); + /* * Enable idle task deep sleep. Allow the low power idle task * to go into deep sleep in S3 or lower. @@ -338,8 +341,6 @@ enum power_state power_handle_state(enum power_state state) msleep(2); gpio_set_level(GPIO_LPDDR_PWR_EN, 0); msleep(2); - gpio_set_level(GPIO_PPVAR_CLOGIC_EN, 0); - msleep(10); gpio_set_level(GPIO_PP1800_PMU_EN_L, 1); msleep(2); gpio_set_level(GPIO_PP900_USB_EN, 0); |