scottk/OpenCellular
1
0
Fork 0
mirror of https://github.com/Telecominfraproject/OpenCellular.git synced 2025-12-27 18:25:05 +00:00
Code Issues Packages Projects Releases Wiki Activity

power: rk3399: turn off the center logic in s3

Browse Source 
CQ-DEPEND=CL:386537
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/381158
Reviewed-by: Catherine Xu <caxu@google.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
This commit is contained in:
Caesar Wang
2016-09-05 22:00:40 -07:00
committed by chrome-bot
parent 799c272e28
commit 8292c4c2df
1 changed files with 6 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
power/rk3399.c
View File

@@ -206,9 +206,6 @@ 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);
@@ -235,6 +232,8 @@ 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);
@@ -304,6 +303,10 @@ 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.
@@ -334,8 +337,6 @@ 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);