diff options
| author | Leo Chou <leo.chou@lcfc.corp-partner.google.com> | 2022-08-16 13:57:44 +0800 |
|---|---|---|
| committer | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2022-08-17 19:43:00 +0000 |
| commit | 3893c8409db5d86c34ba3941db9a0317500f0549 (patch) | |
| tree | f6c537f9e6182077247a97b1ccd838270c7e230b /src/mainboard/google/brya | |
| parent | 38155a1549a177145d5d4a52552d58d20db9d17c (diff) | |
mb/google/nissa/var/pujjo: Configure EE noise mitigation for pujjo
- Enable Acoustic noise mitigation
- Set slow slew rate VCCIA and VCCGT to 8
- Set FastPkgCRampDisable VCCIA and VCCGT to 1
- Set pre-wake randomization time (DPA) to 100
BUG=b:241349500
TEST=build FW and checked fsp log.
Signed-off-by: Leo Chou <leo.chou@lcfc.corp-partner.google.com>
Change-Id: Id4a1540de8c3ee74695631acc8181dcc446fe137
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66783
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/brya')
| -rw-r--r-- | src/mainboard/google/brya/variants/pujjo/overridetree.cb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/pujjo/overridetree.cb b/src/mainboard/google/brya/variants/pujjo/overridetree.cb index 5e0e9fabb2..e9391ddc3a 100644 --- a/src/mainboard/google/brya/variants/pujjo/overridetree.cb +++ b/src/mainboard/google/brya/variants/pujjo/overridetree.cb @@ -22,6 +22,14 @@ fw_config end chip soc/intel/alderlake + # Acoustic settings + register "acoustic_noise_mitigation" = "1" + register "slow_slew_rate[VR_DOMAIN_IA]" = "SLEW_FAST_8" + register "slow_slew_rate[VR_DOMAIN_GT]" = "SLEW_FAST_8" + register "fast_pkg_c_ramp_disable[VR_DOMAIN_IA]" = "1" + register "fast_pkg_c_ramp_disable[VR_DOMAIN_GT]" = "1" + register "PreWake" = "100" + register "sagv" = "SaGv_Enabled" # SOC Aux orientation override: |