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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>
This commit is contained in:
Yu-Ping Wu 2021-04-28 13:59:18 +08:00 committed by Patrick Georgi
parent 9157ccb097
commit 4a5057d8fa
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/asurada/mainboard.c
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@ -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);