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authorWisley Chen <wisley.chen@quanta.corp-partner.google.com>2022-03-07 12:58:13 +0600
committerFelix Held <felix-coreboot@felixheld.de>2022-03-09 14:23:00 +0000
commit3e5518d72b59b6d34f58c546fe5fa072cb2025b9 (patch)
treef7506fab3e9c570750fa67277ecf81bc432e127a /src/mainboard/google/brya
parenta1b9f9f611a2fcf553bc6363b2c259c45a0ba707 (diff)
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 <wisley.chen@quanta.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/62633 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard/google/brya')
-rw-r--r--src/mainboard/google/brya/variants/anahera/overridetree.cb7
-rw-r--r--src/mainboard/google/brya/variants/anahera4es/overridetree.cb7
2 files changed, 14 insertions, 0 deletions
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 |