diff options
| author | Kevin Chang <kevin.chang@lcfc.corp-partner.google.com> | 2022-01-20 14:39:54 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-02-07 14:09:05 +0000 |
| commit | ccd0905a238b33fceb77575cbc46241cf01c7bbc (patch) | |
| tree | 7e5b3df7874bfe63766e825ad053cef2d29ecc88 /src/mainboard | |
| parent | 84d4ccde795a0f7bd1272a795a51c44c66e77022 (diff) | |
mb/google/brya/var/{taeko, taeko4es}: Configure Acoustic noise mitigation
- Enable Acoustic noise mitigation
- Set slow slew rate VCCIA and VCCGT to 8
- Set FastPkgCRampDisable VCCIA and VCCGT to 1
BUG=b:201818726
TEST=build FW and system power on.
Signed-off-by: Kevin Chang <kevin.chang@lcfc.corp-partner.google.com>
Change-Id: I881ded944530b21d1c5e306089d32387c9c258b8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61264
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/brya/variants/taeko/overridetree.cb | 6 | ||||
| -rw-r--r-- | src/mainboard/google/brya/variants/taeko4es/overridetree.cb | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/taeko/overridetree.cb b/src/mainboard/google/brya/variants/taeko/overridetree.cb index f11da345cb..05eca506be 100644 --- a/src/mainboard/google/brya/variants/taeko/overridetree.cb +++ b/src/mainboard/google/brya/variants/taeko/overridetree.cb @@ -39,6 +39,12 @@ fw_config end end chip soc/intel/alderlake + # Acoustic settings + register "AcousticNoiseMitigation" = "1" + register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8" + register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8" + register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1" + register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1" register "ext_fivr_settings" = "{ .configure_ext_fivr = 1, .v1p05_enable_bitmap = FIVR_ENABLE_ALL_SX, diff --git a/src/mainboard/google/brya/variants/taeko4es/overridetree.cb b/src/mainboard/google/brya/variants/taeko4es/overridetree.cb index de8b42fec1..80aaad5323 100644 --- a/src/mainboard/google/brya/variants/taeko4es/overridetree.cb +++ b/src/mainboard/google/brya/variants/taeko4es/overridetree.cb @@ -39,6 +39,12 @@ fw_config end end chip soc/intel/alderlake + # Acoustic settings + register "AcousticNoiseMitigation" = "1" + register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8" + register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8" + register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1" + register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1" register "ext_fivr_settings" = "{ .configure_ext_fivr = 1, .v1p05_enable_bitmap = FIVR_ENABLE_ALL_SX, |