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-rw-r--r--src/mainboard/ocp/tiogapass/devicetree.cb1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mainboard/ocp/tiogapass/devicetree.cb b/src/mainboard/ocp/tiogapass/devicetree.cb
index fbf066276b..37e740a4c0 100644
--- a/src/mainboard/ocp/tiogapass/devicetree.cb
+++ b/src/mainboard/ocp/tiogapass/devicetree.cb
@@ -37,6 +37,7 @@ chip soc/intel/xeon_sp/skx
register "vtd_support" = "1"
register "coherency_support" = "1"
register "ats_support" = "1"
+ register "cstate_states" = "CSTATES_C1C6"
register "gen2_dec" = "0x000c0ca1" # IPMI KCS