[coreboot-gerrit] Patch set updated for coreboot: c7f5bdc google/rush_ryu: Remove long delay when turning on AVDD_DSI_CSI
Patrick Georgi (pgeorgi@google.com)
gerrit at coreboot.org
Fri Apr 10 15:00:07 CEST 2015
Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9529
-gerrit
commit c7f5bdc75ad6c50a319501507bc429fadf27e0c0
Author: Jimmy Zhang <jimmzhang at nvidia.com>
Date: Thu Nov 20 15:43:04 2014 -0800
google/rush_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 <jimmzhang at nvidia.com>
Change-Id: I2cfda38728db223c26f9122b70d37e828921459a
Signed-off-by: Patrick Georgi <pgeorgi at chromium.org>
Original-Commit-Id: 271b7e95f66f4b8611a0d408e59f428c315074f3
Original-Change-Id: I53aecc273484edfa502231b44f6bcd7f5d8f9331
Original-Reviewed-on: https://chromium-review.googlesource.com/231170
Original-Tested-by: Jimmy Zhang <jimmzhang at nvidia.com>
Original-Reviewed-by: Aaron Durbin <adurbin at chromium.org>
Original-Commit-Queue: Jimmy Zhang <jimmzhang at nvidia.com>
---
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 81c15b4..9673aa5 100644
--- a/src/mainboard/google/rush_ryu/mainboard.c
+++ b/src/mainboard/google/rush_ryu/mainboard.c
@@ -123,8 +123,6 @@ 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
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