diff options
| author | Shon Wang <shon.wang@quanta.corp-partner.google.com> | 2022-09-07 13:31:27 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-09-28 15:10:00 +0000 |
| commit | e30695dbe196ea42864ad03af799706eaae11f02 (patch) | |
| tree | 6796ad97d8d9935f2abdc5baa82f7de84b584944 | |
| parent | 738a385b6693bade09b58c0eea3714d2cb97d349 (diff) | |
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 <shon.wang@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67394
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
| -rw-r--r-- | src/mainboard/google/brya/variants/vell/overridetree.cb | 8 |
1 files changed, 8 insertions, 0 deletions
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 |