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authorSean Rhodes <sean@starlabs.systems>2023-08-08 13:46:53 +0100
committerMartin L Roth <gaumless@gmail.com>2023-09-26 16:19:56 +0000
commit42f8b59c119309c49b8153dcedec19674ef7f435 (patch)
tree6e6f88e5769110094fd7933bb6d74021468d9aac /src/mainboard/intel/adlrvp/variants/adlrvp_rpl
parentfa259540668fe4f42865a73df1809c9d37ac92ae (diff)
soc/intel/alderlake: Move C State Demotion to mainboard config
Rather than disabling C State demotions for every single Raptor Lake board due to an issue with S0ix, regardless of if they even use S0ix, configure it in the mainboard. Signed-off-by: Sean Rhodes <sean@starlabs.systems> Change-Id: I4f941a549bc717ae2f8ec961ead7ac7668347c99 Reviewed-on: https://review.coreboot.org/c/coreboot/+/77087 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin L Roth <gaumless@gmail.com>
Diffstat (limited to 'src/mainboard/intel/adlrvp/variants/adlrvp_rpl')
-rw-r--r--src/mainboard/intel/adlrvp/variants/adlrvp_rpl/overridetree.cb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/intel/adlrvp/variants/adlrvp_rpl/overridetree.cb b/src/mainboard/intel/adlrvp/variants/adlrvp_rpl/overridetree.cb
index e58e9fbdce..73012d1032 100644
--- a/src/mainboard/intel/adlrvp/variants/adlrvp_rpl/overridetree.cb
+++ b/src/mainboard/intel/adlrvp/variants/adlrvp_rpl/overridetree.cb
@@ -1,4 +1,7 @@
chip soc/intel/alderlake
+ # Disable package C state demotion on Raptorlake as a W/A for S0ix issues
+ # seen on J0 and Q0 SKUs
+ register "disable_package_c_state_demotion" = "1"
device domain 0 on end
end