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-rw-r--r--src/mainboard/google/rex/variants/deku/overridetree.cb11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/mainboard/google/rex/variants/deku/overridetree.cb b/src/mainboard/google/rex/variants/deku/overridetree.cb
index 070f596d3d..799872948d 100644
--- a/src/mainboard/google/rex/variants/deku/overridetree.cb
+++ b/src/mainboard/google/rex/variants/deku/overridetree.cb
@@ -54,6 +54,17 @@ chip soc/intel/meteorlake
},
}"
+ # As per doc 640982, Intel MTL-U 28W CPU supports FVM on GT and SA
+ # The ICC Limit is represented in 1/4 A increments, i.e., a value of 400 = 100A
+ # For GT VR configuration
+ register "enable_fast_vmode[VR_DOMAIN_GT]" = "1"
+ register "cep_enable[VR_DOMAIN_IA]" = "1"
+ register "fast_vmode_i_trip[VR_DOMAIN_GT]" = "216" # 54A
+ # For SA VR configuration
+ register "enable_fast_vmode[VR_DOMAIN_SA]" = "1"
+ register "cep_enable[VR_DOMAIN_SA]" = "1"
+ register "fast_vmode_i_trip[VR_DOMAIN_SA]" = "108" # 27A
+
device domain 0 on
device ref dtt on
chip drivers/intel/dptf