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| author | Allen Chiang <allen_chiang@mediatek.corp-partner.google.com> | 2019-12-30 11:08:37 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-01-14 04:54:32 +0000 |
| commit | 99802b421dc0b987063b09cc16a4cf41eefc90e2 (patch) | |
| tree | 8256b20d862a92012e53c407d21cacb0b435d63e /board/kodama/board.c | |
| parent | c75bc93c31bf9ecbe2b8f39193e949440ec962c7 (diff) | |
| download | chrome-ec-99802b421dc0b987063b09cc16a4cf41eefc90e2.tar.gz | |
rt946x: reduce DB and BL driving capacity
1. In order to pass Backlight EMC RE test,
we enter test mode to reduce DB and BL driving capacity on MT6370.
BRANCH=kukui
BUG=b:146917398
TEST=none, Bitland tested pass.
Change-Id: If24a3e81305fc8b3a7d8ede7684cc634074014a0
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1984141
Reviewed-by: Ting Shen <phoenixshen@chromium.org>
Reviewed-by: Eric Yilun Lin <yllin@chromium.org>
Tested-by: Xiong Huang <xiong.huang@bitland.corp-partner.google.com>
Commit-Queue: Allen Chiang <allen_chiang@mediatek.corp-partner.google.com>
Diffstat (limited to 'board/kodama/board.c')
| -rw-r--r-- | board/kodama/board.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/board/kodama/board.c b/board/kodama/board.c index 01c4e181ae..388e91d932 100644 --- a/board/kodama/board.c +++ b/board/kodama/board.c @@ -246,6 +246,9 @@ static void board_init(void) /* Enable interrupt from PMIC. */ gpio_enable_interrupt(GPIO_PMIC_EC_RESETB); + /* reduce mt6370 db and bl driving capacity */ + mt6370_reduce_db_bl_driving(); + /* Display bias settings. */ mt6370_db_set_voltages(6000, 5800, 5800); |