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rockchip: rk3288: extend jerry backlight vcc_led delay time

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some jerry panel need more delay time between the vcc_led and bl_en,
so we extend the delay time.

BUG=chrome-os-partner:42997
TEST=Boot from jerry, and do not flicker again
BRANCH=none

Change-Id: I74999601b41ccac22493cc9cd0bf52cd4dbb8c26
Signed-off-by: huang lin <hl@rock-chips.com>
Reviewed-on: https://chromium-review.googlesource.com/287373
Reviewed-by: Julius Werner <jwerner@chromium.org>
(cherry picked from commit 0b00b6bd108f0aae461085d00819eca08ec892b3)
Reviewed-on: https://chromium-review.googlesource.com/287677
Commit-Queue: Julius Werner <jwerner@chromium.org>
Tested-by: Julius Werner <jwerner@chromium.org>
This commit is contained in:
huang lin 2015-07-22 10:49:11 +08:00 • committed by ChromeOS Commit Bot
commit 7fbc42949f
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/veyron_jerry/mainboard.c
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@ -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 */