From 3e5518d72b59b6d34f58c546fe5fa072cb2025b9 Mon Sep 17 00:00:00 2001 From: Wisley Chen Date: Mon, 7 Mar 2022 12:58:13 +0600 Subject: [PATCH] mb/google/brya/var/anahera{4es}: Configure Acoustic noise mitigation Enable Acoustic noise mitigation and set slew rate to 1/8 BUG=b:223082189 TEST=build and verified by power team Change-Id: I256cc57fb54e5d62e22470a01e7efef359d57083 Signed-off-by: Wisley Chen Reviewed-on: https://review.coreboot.org/c/coreboot/+/62633 Tested-by: build bot (Jenkins) Reviewed-by: Tim Wawrzynczak --- src/mainboard/google/brya/variants/anahera/overridetree.cb | 7 +++++++ .../google/brya/variants/anahera4es/overridetree.cb | 7 +++++++ 2 files changed, 14 insertions(+) diff --git a/src/mainboard/google/brya/variants/anahera/overridetree.cb b/src/mainboard/google/brya/variants/anahera/overridetree.cb index 6a79a961a6..0db917ef40 100644 --- a/src/mainboard/google/brya/variants/anahera/overridetree.cb +++ b/src/mainboard/google/brya/variants/anahera/overridetree.cb @@ -23,6 +23,13 @@ fw_config end chip soc/intel/alderlake register "SaGv" = "SaGv_Enabled" + # 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" + # Intel Common SoC Config #+-------------------+---------------------------+ #| Field | Value | diff --git a/src/mainboard/google/brya/variants/anahera4es/overridetree.cb b/src/mainboard/google/brya/variants/anahera4es/overridetree.cb index ab432e962e..61365650dc 100644 --- a/src/mainboard/google/brya/variants/anahera4es/overridetree.cb +++ b/src/mainboard/google/brya/variants/anahera4es/overridetree.cb @@ -23,6 +23,13 @@ fw_config end chip soc/intel/alderlake register "SaGv" = "SaGv_Enabled" + # 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" + # Intel Common SoC Config #+-------------------+---------------------------+ #| Field | Value |