From e30695dbe196ea42864ad03af799706eaae11f02 Mon Sep 17 00:00:00 2001 From: Shon Wang Date: Wed, 7 Sep 2022 13:31:27 +0800 Subject: [PATCH] mb/google/brya/vell: Add PS1/PS2 cutoff point According intel Doc#634254 and Doc#608715 PS2/PS1 cross point = 5 PS1/PS0 cross point = 10 PS2 cutoff = 1.4*(PS2/PS1 cross point) = 7 1.3 is better magnification, it obtain by test PS1 cutoff = 1.3*(PS1/PS0 cross point) = 13 BUG=b:241850120 BRANCH=brya TEST='FW_NAME=vell emerge-brya coreboot' Change-Id: I83e9682004e2c3644ad4a5565e6ab85be48ba22f Signed-off-by: Shon Wang Reviewed-on: https://review.coreboot.org/c/coreboot/+/67394 Tested-by: build bot (Jenkins) Reviewed-by: Sumeet R Pawnikar --- src/mainboard/google/brya/variants/vell/overridetree.cb | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/mainboard/google/brya/variants/vell/overridetree.cb b/src/mainboard/google/brya/variants/vell/overridetree.cb index 278c2406e5..98983ef03a 100644 --- a/src/mainboard/google/brya/variants/vell/overridetree.cb +++ b/src/mainboard/google/brya/variants/vell/overridetree.cb @@ -547,4 +547,12 @@ chip soc/intel/alderlake end end end + + # VR Settings + register "domain_vr_config[VR_DOMAIN_IA]" = "{ + .vr_config_enable = 1, + .psi1threshold = VR_CFG_AMP(13), + .psi2threshold = VR_CFG_AMP(7), + }" + end