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authorhuang lin <hl@rock-chips.com>2015-07-22 10:49:11 +0800
committerPatrick Georgi <pgeorgi@google.com>2015-07-24 15:13:15 +0200
commit05389de33b41d2a684ab311bdd0369af1b3f4fff (patch)
tree29e7a145683f61d9175ec466681c8d73362d13a5 /src/mainboard/google
parent5bd030d37a93719819636479037bf9c999845db9 (diff)
downloadcoreboot-05389de33b41d2a684ab311bdd0369af1b3f4fff.tar.xz
rockchip: rk3288: extend jerry backlight vcc_led delay time
some jerry panels need more delay time between the vcc_led and bl_en, so we extend the delay time from 20ms to 120ms. BUG=chrome-os-partner:42997 TEST=Boot from jerry, and do not flicker again BRANCH=none Change-Id: Ifcf84578038eb5c2e5a0dfae936ee63cef671968 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 0b00b6bd108f0aae461085d00819eca08ec892b3 Original-Change-Id: I74999601b41ccac22493cc9cd0bf52cd4dbb8c26 Original-Signed-off-by: huang lin <hl@rock-chips.com> Original-Reviewed-on: https://chromium-review.googlesource.com/287373 Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: http://review.coreboot.org/11042 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/veyron_jerry/mainboard.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/veyron_jerry/mainboard.c b/src/mainboard/google/veyron_jerry/mainboard.c
index 741224392f..2a945c48fd 100644
--- a/src/mainboard/google/veyron_jerry/mainboard.c
+++ b/src/mainboard/google/veyron_jerry/mainboard.c
@@ -158,7 +158,7 @@ void mainboard_power_on_backlight(void)
break;
default:
gpio_output(GPIO(2, B, 4), 1); /* BL_PWR_EN */
- mdelay(20);
+ mdelay(120);
gpio_output(GPIO(7, A, 0), 1); /* LCD_BL */
mdelay(10);
gpio_output(GPIO_BACKLIGHT, 1); /* BL_EN */