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author | Edward Hill <ecgh@chromium.org> | 2018-01-12 11:17:22 -0800 |
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committer | chrome-bot <chrome-bot@chromium.org> | 2018-01-14 18:38:27 -0800 |
commit | 66bc9c1082771e4da720f93e64aadfae23c1f22e (patch) | |
tree | 277814779f5fa7d7d7e9624347e486f3136bca28 /board/grunt/board.c | |
parent | ad59381ca31fb4728a1da24e28c3b17cf8468dc6 (diff) | |
download | chrome-ec-66bc9c1082771e4da720f93e64aadfae23c1f22e.tar.gz |
grunt: Fix ENABLE_BACKLIGHT to be active low
BUG=b:71806495
BRANCH=none
TEST=backlight turns on in S0
Change-Id: Ib9271d6cbe9befdf4ed492a9c2b676452e5f4d9b
Signed-off-by: Edward Hill <ecgh@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/865155
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Reviewed-by: Jett Rink <jettrink@chromium.org>
Diffstat (limited to 'board/grunt/board.c')
-rw-r--r-- | board/grunt/board.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/board/grunt/board.c b/board/grunt/board.c index a485c70ca0..fa560cb265 100644 --- a/board/grunt/board.c +++ b/board/grunt/board.c @@ -203,6 +203,20 @@ static void board_init(void) } DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); +static void board_chipset_resume(void) +{ + /* Turn on display backlight (active low GPIO). */ + gpio_set_level(GPIO_ENABLE_BACKLIGHT_L, 0); +} +DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT); + +static void board_chipset_suspend(void) +{ + /* Turn off display backlight (active low GPIO). */ + gpio_set_level(GPIO_ENABLE_BACKLIGHT_L, 1); +} +DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT); + /** * Power on (or off) a single TCPC. * minimum on/off delays are included. |