huayang duan has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/37924 )
Change subject: mainboard/google/kukui: Restore vcore to default voltage after DRAM calibration ......................................................................
mainboard/google/kukui: Restore vcore to default voltage after DRAM calibration
DRAM calibration will set vcore to different voltage for different frequency, after DRAM calibration should restore vcore to default volatge
BRANCH=none BUG=none TEST=bootup pass
Change-Id: Ia87b4ac78a32dbd4c4ab52e84d307cb46525afa1 Signed-off-by: Huayang Duan huayang.duan@mediatek.com --- M src/mainboard/google/kukui/romstage.c 1 file changed, 3 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/24/37924/1
diff --git a/src/mainboard/google/kukui/romstage.c b/src/mainboard/google/kukui/romstage.c index 2b7dd6a..a34b35e 100644 --- a/src/mainboard/google/kukui/romstage.c +++ b/src/mainboard/google/kukui/romstage.c @@ -74,5 +74,8 @@ pmic_init_scp_voltage(); rtc_boot(); mt_mem_init(&dparam_ops); + + /* after DRAM calibration, restore vcore voltage to default setting */ + pmic_set_vcore_vol(800000); mtk_mmu_after_dram(); }