GNUBoot/coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

mediatek/mt8173: mt6391: set VSRMCA7 to HW control by SRCVOLTEN

Browse source 
When system enters suspend, SPM will pull SRCVOLTEN low to turn off some
power rails. VSRMCA7 should follow this pin to turn on/off the power.

BRANCH=none
BUG=none
TEST=verified on Oak rev5

Change-Id: I9d81f855a74fe02a59246ce0c6a7f0e162b9fd0a
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: d92fb1029b810028138eb91b064b63a58b82602f
Original-Change-Id: I37ff0694cbd7b17d5a1ae172c463b4e6aae2b99c
Original-Signed-off-by: henryc.chen <henryc.chen@mediatek.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/332345
Original-Commit-Ready: Yidi Lin <yidi.lin@mediatek.com>
Original-Tested-by: Yidi Lin <yidi.lin@mediatek.com>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/14103
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
henryc.chen 2016-03-07 15:17:01 +08:00 committed by Martin Roth
parent 32154d7b12
commit aad2903c9c
1 changed files with 3 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
src/soc/mediatek/mt8173/mt6391.c
View file

@ -299,7 +299,7 @@ static void mt6391_init_setting(void)
/* [6:0]: VSRMCA7_VOSEL_SLEEP; */
mt6391_write(PMIC_RG_VSRMCA7_CON11, 0x18, 0x7F, 0);
/* [8:8]: VSRMCA7_VSLEEP_EN; */
mt6391_write(PMIC_RG_VSRMCA7_CON18, 0x1, 0x1, 8);
mt6391_write(PMIC_RG_VSRMCA7_CON18, 0x0, 0x1, 8);
/* [5:4]: VSRMCA7_VOSEL_TRANS_EN; */
mt6391_write(PMIC_RG_VSRMCA7_CON18, 0x3, 0x3, 4);
/* [8:8]: VDRM_VSLEEP_EN; */
@ -362,6 +362,8 @@ static void mt6391_init_setting(void)
mt6391_write(PMIC_RG_VPCA7_CON5, 0x0, 0x1, 1);
/* [1:1]: VSRMCA7_VOSEL_CTRL; */
mt6391_write(PMIC_RG_VSRMCA7_CON5, 0x0, 0x1, 1);
/* [0:0]: VSRMCA7_EN_CTRL; */
mt6391_write(PMIC_RG_VSRMCA7_CON5, 0x1, 0x1, 0);
/* [4:4]: VCA15_TRACK_ON_CTRL; DVFS tracking enable */
mt6391_write(PMIC_RG_VCA15_CON5, 0x1, 0x1, 4);
/* [4:4]: VSRMCA15_TRACK_ON_CTRL; */