diff options
| author | henryc.chen <henryc.chen@mediatek.com> | 2016-03-07 15:17:01 +0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-03-18 18:56:23 +0100 |
| commit | aad2903c9ceefa9ffb86660c07a7b3eb1ead46b5 (patch) | |
| tree | a171e5c8de96ee84becfa613b72a4cd4c3dc4830 /src/soc/mediatek/mt8173/mt6391.c | |
| parent | 32154d7b1211faab3d37eab0b00154a7f190eb23 (diff) | |
mediatek/mt8173: mt6391: set VSRMCA7 to HW control by SRCVOLTEN
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>
Diffstat (limited to 'src/soc/mediatek/mt8173/mt6391.c')
| -rw-r--r-- | src/soc/mediatek/mt8173/mt6391.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/soc/mediatek/mt8173/mt6391.c b/src/soc/mediatek/mt8173/mt6391.c index 9f5ed0a253..ced86d7ff0 100644 --- a/src/soc/mediatek/mt8173/mt6391.c +++ b/src/soc/mediatek/mt8173/mt6391.c @@ -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; */ |