diff options
| author | Ting Shen <phoenixshen@chromium.org> | 2019-09-07 00:19:08 +0000 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2019-09-17 14:55:46 +0000 |
| commit | 6a47d9e360b5f64a3ea0fa9bc32cbab3cd623fe0 (patch) | |
| tree | 747423f1de18442ed599922d6f652f543c760d93 /board/kukui | |
| parent | c1edf25f4d3000529994be1ac1af166c69df47a3 (diff) | |
| download | chrome-ec-6a47d9e360b5f64a3ea0fa9bc32cbab3cd623fe0.tar.gz | |
krane: no longer need for MT6370 to provide display bias voltage
After kukui rev 4, we use an external chip to provide db voltage
(CL:*1584487), limit the display bias setup code to rev 2&3 only.
BUG=b:140136293
TEST=manually
BRANCH=master
Change-Id: I689b0f0e5995dd0fcef0d69b8ecb9052ac62db46
Signed-off-by: Ting Shen <phoenixshen@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1790568
Reviewed-by: Yilun Lin <yllin@chromium.org>
Commit-Queue: Sean Abraham <seanabraham@chromium.org>
Diffstat (limited to 'board/kukui')
| -rw-r--r-- | board/kukui/board.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/board/kukui/board.c b/board/kukui/board.c index 85e7de3db0..a0a594ffa9 100644 --- a/board/kukui/board.c +++ b/board/kukui/board.c @@ -268,9 +268,6 @@ static void board_init(void) gpio_enable_interrupt(GPIO_POGO_ADC_INT_L); if (IS_ENABLED(BOARD_KRANE)) { - /* Display bias settings. */ - mt6370_db_set_voltages(6000, 5800, 5800); - /* * Fix backlight led maximum current: * tolerance 120mA * 0.75 = 90mA. @@ -296,7 +293,10 @@ static void board_rev_init(void) if (IS_ENABLED(BOARD_KUKUI) && board_get_version() == 1) gpio_set_flags(GPIO_BC12_DET_EN, GPIO_ODR_HIGH); - if (board_get_version() >= 2) { + if (board_get_version() >= 2 && board_get_version() < 4) { + /* Display bias settings. */ + mt6370_db_set_voltages(6000, 5800, 5800); + /* * Enable MT6370 DB_POSVOUT/DB_NEGVOUT (controlled by _EN pins). */ |