diff options
| author | Yu-Ping Wu <yupingso@chromium.org> | 2021-04-28 13:59:18 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2021-04-29 14:42:50 +0000 |
| commit | 4a5057d8fa0cf5651e896f4386c031e2671e78b5 (patch) | |
| tree | d38eb94b8d2ecc0997d1e9cebf55fd65c86f0a97 /src/mainboard/google | |
| parent | 9157ccb097d853645e8b1f4a6d82a93d677f6b1b (diff) | |
mb/google/asurada: Fix power on delay
From ANX7625 spec, the delay between powering on power supplies and GPIO
should be larger than 10ms. Since it takes about 4ms for the previous
GPIO EN_PP3300_EDP_DX to be pulled up, increase the delay from 2ms to
14ms.
BUG=b:157716104
TEST=emerge-asurada coreboot
BRANCH=asurada
Change-Id: If73747bdaec5ac069b048920d27e27178bc3cedc
Signed-off-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52722
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/asurada/mainboard.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/asurada/mainboard.c b/src/mainboard/google/asurada/mainboard.c index 86e8d5f82a..f5489de426 100644 --- a/src/mainboard/google/asurada/mainboard.c +++ b/src/mainboard/google/asurada/mainboard.c @@ -77,7 +77,7 @@ static void configure_backlight_and_bridge(void) gpio_output(GPIO_EN_PP1000_EDPBRDG, 1); gpio_output(GPIO_EN_PP1800_EDPBRDG_DX, 1); gpio_output(GPIO_EN_PP3300_EDP_DX, 1); - mdelay(2); + mdelay(14); gpio_output(GPIO_EDPBRDG_PWREN, 1); mdelay(10); gpio_output(GPIO_EDPBRDG_RST_ODL, 1); |