[S] Change in coreboot[master]: mb/google/brya/vell: Add PS1/PS2 cutoff point

[Shon Wang (Code Review)]

Shon Wang has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/67394 )

Change subject: mb/google/brya/vell: Add PS1/PS2 cutoff point
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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 = 1.4PS2/PS1 cross point
PS1 cutoff = 1.2PS1/PS0 cross point

BUG=b:241850120
BRANCH=brya
TEST='FW_NAME=vell emerge-brya coreboot'

Change-Id: I83e9682004e2c3644ad4a5565e6ab85be48ba22f
---
M src/mainboard/google/brya/variants/vell/overridetree.cb
1 file changed, 27 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/94/67394/1

diff --git a/src/mainboard/google/brya/variants/vell/overridetree.cb b/src/mainboard/google/brya/variants/vell/overridetree.cb
index 3feb29f..e7a650e 100644
--- a/src/mainboard/google/brya/variants/vell/overridetree.cb
+++ b/src/mainboard/google/brya/variants/vell/overridetree.cb
@@ -543,4 +543,12 @@
    		end
    	end
    end
+
+	# VR Settings
+	register "domain_vr_config[VR_DOMAIN_IA]" = "{
+		.vr_config_enable = 1,
+		.psi1threshold = VR_CFG_AMP(12),
+		.psi2threshold = VR_CFG_AMP(7),
+	}"
+
 end