From 9077d65b5b723c13e6d891e3476712ee18d7364e Mon Sep 17 00:00:00 2001 From: "leo.chou" Date: Thu, 7 Apr 2022 16:34:20 +0800 Subject: [PATCH] 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 Change-Id: I262ef14032e0e412c63403dbb8c8fbc6a8b03dd5 Reviewed-on: https://review.coreboot.org/c/coreboot/+/63442 Tested-by: build bot (Jenkins) Reviewed-by: Tim Wawrzynczak Reviewed-by: Eric Lai --- src/mainboard/google/brya/variants/taniks/overridetree.cb | 6 ++++++ 1 file changed, 6 insertions(+) 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,