diff options
| author | V Sowmya <v.sowmya@intel.com> | 2022-09-15 08:04:10 +0530 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-09-30 13:15:59 +0000 |
| commit | 662bbcfe7280b1541c4ee1c4d2ad4194b363a1df (patch) | |
| tree | 315584931104d4099cab0104068fbe2dd1ab2740 /src/mainboard/google/brya/variants/craask/overridetree.cb | |
| parent | fcfa4addd1b66dcdcd4425ead475c8188eef3abe (diff) | |
mb/google/nissa: Disable the External 1.05v VR in S0
Disable the external 1.05v VR in S0 as a fix for the
Display flicker issue in ADL-N.
Please refer the Doc with ID 742988 for more details.
BUG=b:248249033, b:245970842
TEST=Verified that the display flicker issue is fixed.
Signed-off-by: V Sowmya <v.sowmya@intel.com>
Change-Id: Iaa53bfd99a550b2cffcdaee640ee3a429e93aef7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67653
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Vidya Gopalakrishnan <vidya.gopalakrishnan@intel.com>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/mainboard/google/brya/variants/craask/overridetree.cb')
| -rw-r--r-- | src/mainboard/google/brya/variants/craask/overridetree.cb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/brya/variants/craask/overridetree.cb b/src/mainboard/google/brya/variants/craask/overridetree.cb index bb0a78ad33..70571095ae 100644 --- a/src/mainboard/google/brya/variants/craask/overridetree.cb +++ b/src/mainboard/google/brya/variants/craask/overridetree.cb @@ -91,7 +91,7 @@ chip soc/intel/alderlake # Configure external V1P05/Vnn/VnnSx Rails register "ext_fivr_settings" = "{ .configure_ext_fivr = 1, - .v1p05_enable_bitmap = FIVR_ENABLE_ALL_SX, + .v1p05_enable_bitmap = FIVR_ENABLE_ALL_SX & ~FIVR_ENABLE_S0, .vnn_enable_bitmap = FIVR_ENABLE_ALL_SX, .vnn_sx_enable_bitmap = FIVR_ENABLE_ALL_SX, .v1p05_supported_voltage_bitmap = FIVR_VOLTAGE_NORMAL, |