[coreboot-gerrit] New patch to review for coreboot: mediatek/mt8173: mt6391: set VSRMCA7 to HW control by SRCVOLTEN

[Patrick Georgi (pgeorgi@google.com)]

Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/14103

-gerrit

commit 0537973f71ddcc273353f1f44529108057faeb8f
Author: henryc.chen <henryc.chen at mediatek.com>
Date:   Mon Mar 7 15:17:01 2016 +0800

    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 at chromium.org>
    Original-Commit-Id: d92fb1029b810028138eb91b064b63a58b82602f
    Original-Change-Id: I37ff0694cbd7b17d5a1ae172c463b4e6aae2b99c
    Original-Signed-off-by: henryc.chen <henryc.chen at mediatek.com>
    Original-Reviewed-on: https://chromium-review.googlesource.com/332345
    Original-Commit-Ready: Yidi Lin <yidi.lin at mediatek.com>
    Original-Tested-by: Yidi Lin <yidi.lin at mediatek.com>
    Original-Reviewed-by: Julius Werner <jwerner at chromium.org>
---
 src/soc/mediatek/mt8173/mt6391.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/soc/mediatek/mt8173/mt6391.c b/src/soc/mediatek/mt8173/mt6391.c
index 9f5ed0a..ced86d7 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; */