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-rw-r--r--src/mainboard/intel/coffeelake_rvp/variants/cml_u/devicetree.cb13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/mainboard/intel/coffeelake_rvp/variants/cml_u/devicetree.cb b/src/mainboard/intel/coffeelake_rvp/variants/cml_u/devicetree.cb
index 6484330ae1..241ac33345 100644
--- a/src/mainboard/intel/coffeelake_rvp/variants/cml_u/devicetree.cb
+++ b/src/mainboard/intel/coffeelake_rvp/variants/cml_u/devicetree.cb
@@ -10,6 +10,19 @@ chip soc/intel/cannonlake
register "HeciEnabled" = "1"
register "s0ix_enable" = "1"
+ # Enable eDP device
+ register "DdiPortEdp" = "1"
+ # Enable HPD for DDI ports B/C
+ register "DdiPortBHpd" = "1"
+ register "DdiPortCHpd" = "1"
+ register "DdiPortDHpd" = "1"
+ register "DdiPortFHpd" = "1"
+ # Enable DDC for DDI ports B/C
+ register "DdiPortBDdc" = "1"
+ register "DdiPortCDdc" = "1"
+ register "DdiPortDDdc" = "1"
+ register "DdiPortFDdc" = "1"
+
register "SerialIoDevMode" = "{
[PchSerialIoIndexI2C0] = PchSerialIoPci,
[PchSerialIoIndexI2C1] = PchSerialIoPci,