diff options
| author | Joey Peng <joey.peng@lcfc.corp-partner.google.com> | 2023-03-02 15:25:01 +0800 |
|---|---|---|
| committer | Nick Vaccaro <nvaccaro@google.com> | 2023-03-07 00:10:41 +0000 |
| commit | 5627ba15cfb58b38beb663681ffd8355f8f5b369 (patch) | |
| tree | 605b51dc2a1c55ae6fe59f59ee0b544066d2a7bc /src/mainboard/google/brya/variants | |
| parent | 6da86da59a1ce2a40058ed70bd00f074500984c1 (diff) | |
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 <joey.peng@lcfc.corp-partner.google.com>
Change-Id: I82c2016d9dfb39ff7b372815737d4ae62875340c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73373
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Diffstat (limited to 'src/mainboard/google/brya/variants')
| -rw-r--r-- | src/mainboard/google/brya/variants/taeko/overridetree.cb | 4 |
1 files changed, 4 insertions, 0 deletions
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" |