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mb/google/brya/var/kano: Enable Fast VMode for kano 

Fast VMode nmakes the SoC throttle when the current exceeds the I_TRIP
threshold.

BUG=b:252966799
BRANCH=firmware-brya-14505.B
TEST=Verify that the feature is enabled by reading from fsp log

Change-Id: I15c3eea6ebb7f104bce0ba8cb544ecde7f488343
Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/71267
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
This commit is contained in:
David Wu 2022-12-25 23:42:58 +08:00 committed by Martin L Roth
parent a256bd6fe5
commit a1b9f0588b
1 changed files with 4 additions and 0 deletions
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4
src/mainboard/google/brya/variants/kano/overridetree.cb
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@ -22,6 +22,10 @@ fw_config
end end
end end
chip soc/intel/alderlake chip soc/intel/alderlake
register "domain_vr_config[VR_DOMAIN_IA]" = "{
.enable_fast_vmode = 1,
}"
register "sagv" = "SaGv_Enabled" register "sagv" = "SaGv_Enabled"
# As per Intel Advisory doc#723158, the change is required to prevent possible # As per Intel Advisory doc#723158, the change is required to prevent possible