From 271b7e95f66f4b8611a0d408e59f428c315074f3 Mon Sep 17 00:00:00 2001 From: Jimmy Zhang Date: Thu, 20 Nov 2014 15:43:04 -0800 Subject: [PATCH] ryu: Remove long delay when turning on AVDD_DSI_CSI Based on TPS65913, the max LDO turn on time is 500us. Since it is requested the default delay of 500us when calling function pmic_write_reg(), it is safe to remove this 100ms delay. BRANCH=none BUG=chrome-os-partner:31936 TEST=build and test on ryu Signed-off-by: Jimmy Zhang Change-Id: I53aecc273484edfa502231b44f6bcd7f5d8f9331 Reviewed-on: https://chromium-review.googlesource.com/231170 Tested-by: Jimmy Zhang Reviewed-by: Aaron Durbin Commit-Queue: Jimmy Zhang --- src/mainboard/google/rush_ryu/mainboard.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/src/mainboard/google/rush_ryu/mainboard.c b/src/mainboard/google/rush_ryu/mainboard.c index a41525f247..385ef206a8 100644 --- a/src/mainboard/google/rush_ryu/mainboard.c +++ b/src/mainboard/google/rush_ryu/mainboard.c @@ -119,8 +119,6 @@ static int enable_lcd_vdd(void) VSEL_1200, 1); pmic_write_reg(I2CPWR_BUS, TI65913_LDO5_CTRL, TI65913_MODE_ACTIVE_ON, 1); - /* wait for 100ms */ - mdelay(100); /* * Enable VDD_LCD