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authorKun Liu <liukun11@huaqin.corp-partner.google.com>2023-12-20 10:44:20 +0800
committerSubrata Banik <subratabanik@google.com>2023-12-21 04:24:06 +0000
commitb80a420369bf890540b9f8972d1f31f804ed12e0 (patch)
tree3b0057e73cdfac00c9c885a5e4bc2e81062dbf21 /src/mainboard/google
parentaef345bfd7344aaab167f7dda3f49f9db80d7f9f (diff)
mb/google/rex/var/screebo: Configure slew rate to 1/8 for GT domain
set slew rate to 1/8 for GT domain. BUG=b:312405633 BRANCH=none TEST=Able to build and boot google/screebo Change-Id: Ib5cb07b7effc4a51c2119183010a03e026f639f8 Signed-off-by: Kun Liu <liukun11@huaqin.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/79628 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Subrata Banik <subratabanik@google.com> Reviewed-by: Eric Lai <ericllai@google.com> Reviewed-by: Rui Zhou <zhourui@huaqin.corp-partner.google.com>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/rex/variants/screebo/overridetree.cb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/rex/variants/screebo/overridetree.cb b/src/mainboard/google/rex/variants/screebo/overridetree.cb
index 0a66fdb5a9..3af628d787 100644
--- a/src/mainboard/google/rex/variants/screebo/overridetree.cb
+++ b/src/mainboard/google/rex/variants/screebo/overridetree.cb
@@ -92,10 +92,13 @@ chip soc/intel/meteorlake
# Acoustic Noise settings and slew rate configuration:
# slew rate for IA Domain: Fast/8
+ # slew rate for GT Domain: Fast/8
# Ignore slew rate configuration for SA Domain
register "enable_acoustic_noise_mitigation" = "1"
register "disable_fast_pkgc_ramp[VR_DOMAIN_IA]" = "1"
register "slow_slew_rate_config[VR_DOMAIN_IA]" = "SLEW_FAST_8"
+ register "disable_fast_pkgc_ramp[VR_DOMAIN_GT]" = "1"
+ register "slow_slew_rate_config[VR_DOMAIN_GT]" = "SLEW_FAST_8"
register "slow_slew_rate_config[VR_DOMAIN_SA]" = "SLEW_IGNORE"