From 5627ba15cfb58b38beb663681ffd8355f8f5b369 Mon Sep 17 00:00:00 2001 From: Joey Peng Date: Thu, 2 Mar 2023 15:25:01 +0800 Subject: mb/google/brya/var/taeko: Enable Fast VMode for taeko Fast VMode makes the SoC throttle when the current exceeds the I_TRIP threshold. BUG=b:270242461 BRANCH=firmware-brya-14505.B TEST=Verify that the feature is enabled by reading from fsp log Signed-off-by: Joey Peng Change-Id: I82c2016d9dfb39ff7b372815737d4ae62875340c Reviewed-on: https://review.coreboot.org/c/coreboot/+/73373 Reviewed-by: Eric Lai Tested-by: build bot (Jenkins) Reviewed-by: Nick Vaccaro --- src/mainboard/google/brya/variants/taeko/overridetree.cb | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/mainboard/google/brya/variants') diff --git a/src/mainboard/google/brya/variants/taeko/overridetree.cb b/src/mainboard/google/brya/variants/taeko/overridetree.cb index e13da23416..00d7e69b03 100644 --- a/src/mainboard/google/brya/variants/taeko/overridetree.cb +++ b/src/mainboard/google/brya/variants/taeko/overridetree.cb @@ -44,6 +44,10 @@ fw_config end end chip soc/intel/alderlake + register "domain_vr_config[VR_DOMAIN_IA]" = "{ + .enable_fast_vmode = 1, + }" + # As per Intel Advisory doc#723158, the change is required to prevent possible # display flickering issue. register "usb2_phy_sus_pg_disable" = "1" -- cgit v1.2.3