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authorleo.chou <leo.chou@lcfc.corp-partner.google.com>2022-04-07 16:34:20 +0800
committerFelix Held <felix-coreboot@felixheld.de>2022-04-22 12:10:02 +0000
commit9077d65b5b723c13e6d891e3476712ee18d7364e (patch)
treee9a796ce8a5cc1760ae3213dffcb9a06663d7dd0 /src/mainboard/google
parent78532486965d1cdb6a6e00322584b7915b40e73b (diff)
mb/google/brya/var/taniks: 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:227165770 TEST=build FW and system power on. Signed-off-by: leo.chou <leo.chou@lcfc.corp-partner.google.com> Change-Id: I262ef14032e0e412c63403dbb8c8fbc6a8b03dd5 Reviewed-on: https://review.coreboot.org/c/coreboot/+/63442 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/brya/variants/taniks/overridetree.cb6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/taniks/overridetree.cb b/src/mainboard/google/brya/variants/taniks/overridetree.cb
index 7b23d6ea88..6a10884cab 100644
--- a/src/mainboard/google/brya/variants/taniks/overridetree.cb
+++ b/src/mainboard/google/brya/variants/taniks/overridetree.cb
@@ -36,6 +36,12 @@ fw_config
end
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 "ext_fivr_settings" = "{
.configure_ext_fivr = 1,
.v1p05_enable_bitmap = FIVR_ENABLE_ALL_SX,