diff options
3 files changed, 12 insertions, 0 deletions
diff --git a/src/mainboard/google/drallion/variants/arcada_cml/devicetree.cb b/src/mainboard/google/drallion/variants/arcada_cml/devicetree.cb index fe3b6c9cb1..3628264f8a 100644 --- a/src/mainboard/google/drallion/variants/arcada_cml/devicetree.cb +++ b/src/mainboard/google/drallion/variants/arcada_cml/devicetree.cb @@ -50,6 +50,10 @@ chip soc/intel/cannonlake # Enable DDC for DDI port B register "DdiPortBDdc" = "1" + # Disable iDisplay codec enumeration + register "PchHdaIDispCodecDisconnect" = "1" + register "PchHdaAudioLinkHda" = "1" + # VR Settings Configuration for 4 Domains #+----------------+-------+-------+-------+-------+ #| Domain/Setting | SA | IA | GTUS | GTS | diff --git a/src/mainboard/google/drallion/variants/drallion/devicetree.cb b/src/mainboard/google/drallion/variants/drallion/devicetree.cb index 54184f0a41..8870126759 100644 --- a/src/mainboard/google/drallion/variants/drallion/devicetree.cb +++ b/src/mainboard/google/drallion/variants/drallion/devicetree.cb @@ -50,6 +50,10 @@ chip soc/intel/cannonlake # Enable DDC for DDI port B register "DdiPortBDdc" = "1" + # Disable iDisplay codec enumeration + register "PchHdaIDispCodecDisconnect" = "1" + register "PchHdaAudioLinkHda" = "1" + # VR Settings Configuration for 4 Domains #+----------------+-------+-------+-------+-------+ #| Domain/Setting | SA | IA | GTUS | GTS | diff --git a/src/mainboard/google/drallion/variants/sarien_cml/devicetree.cb b/src/mainboard/google/drallion/variants/sarien_cml/devicetree.cb index d3aab62a68..84aacd58ec 100644 --- a/src/mainboard/google/drallion/variants/sarien_cml/devicetree.cb +++ b/src/mainboard/google/drallion/variants/sarien_cml/devicetree.cb @@ -56,6 +56,10 @@ chip soc/intel/cannonlake register "LanWakeFromDeepSx" = "0" register "WolEnableOverride" = "0" + # Disable iDisplay codec enumeration + register "PchHdaIDispCodecDisconnect" = "1" + register "PchHdaAudioLinkHda" = "1" + # VR Settings Configuration for 4 Domains #+----------------+-------+-------+-------+-------+ #| Domain/Setting | SA | IA | GTUS | GTS | |