Nick Vaccaro has submitted this change. ( https://review.coreboot.org/c/coreboot/+/73243 )
Change subject: mb/google/brya/var/osiris: Enable Fast VMode for osiris ......................................................................
mb/google/brya/var/osiris: Enable Fast VMode for osiris
Fast VMode nmakes the SoC throttle when the current exceeds the I_TRIP threshold.
BUG=b:270640775 BRANCH=firmware-brya-14505.B TEST=Verify that the feature is enabled by reading from fsp log
Change-Id: I35f577e1bab0f8dda10061903df13730e2c8ee04 Signed-off-by: David Wu david_wu@quanta.corp-partner.google.com Reviewed-on: https://review.coreboot.org/c/coreboot/+/73243 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Subrata Banik subratabanik@google.com Reviewed-by: Bob Moragues moragues@chromium.org Reviewed-by: Nick Vaccaro nvaccaro@google.com --- M src/mainboard/google/brya/variants/osiris/overridetree.cb 1 file changed, 26 insertions(+), 0 deletions(-)
Approvals: build bot (Jenkins): Verified Nick Vaccaro: Looks good to me, approved Bob Moragues: Looks good to me, but someone else must approve Subrata Banik: Looks good to me, approved
diff --git a/src/mainboard/google/brya/variants/osiris/overridetree.cb b/src/mainboard/google/brya/variants/osiris/overridetree.cb index 4221a04..7d46721 100644 --- a/src/mainboard/google/brya/variants/osiris/overridetree.cb +++ b/src/mainboard/google/brya/variants/osiris/overridetree.cb @@ -9,6 +9,10 @@ end end chip soc/intel/alderlake + register "domain_vr_config[VR_DOMAIN_IA]" = "{ + .enable_fast_vmode = 1, + }" + register "sagv" = "SaGv_Enabled"
# As per Intel Advisory doc#723158, the change is required to prevent possible