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mb/google/guybrush: Add STAPM values to overridetree 

This enables STAPM power management.  Values follow the AMD
specification.

BUG=b:185209734
TEST=Build & Boot guybrush

Signed-off-by: Martin Roth <martinroth@chromium.org>
Change-Id: Ib9f2ec9a8ac118c55ae53b9419ea4ff74ce7b599
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52650
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: chris wang <Chris.Wang@amd.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
This commit is contained in:
Martin Roth 2021-04-23 15:00:53 -06:00 committed by Martin Roth
parent 9c17665aaa
commit 1fb5395d9d
1 changed files with 7 additions and 0 deletions
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7
src/mainboard/google/guybrush/variants/guybrush/overridetree.cb
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@ -35,6 +35,13 @@ chip soc/amd/cezanne
device domain 0 on
end # domain
register "slow_ppt_limit_mW" = "25000"
register "fast_ppt_limit_mW" = "30000"
register "slow_ppt_time_constant_s" = "5"
register "stapm_time_constant_s" = "275"
register "sustained_power_limit_mW" = "15000"
register "thermctl_limit_degreeC" = "100"
# I2C Config
#+-------------------+---------------------------+
#| Field | Value |