diff --git a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
index 4fdc7b4..8bf1c7d 100644
--- a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
@@ -213,13 +213,6 @@
 
 	# HD Audio
 	register "PchHdaDspEnable" = "1"
-	register "PchHdaAudioLinkHdaEnable" = "0"
-	register "PchHdaAudioLinkDmicEnable[0]" = "0"
-	register "PchHdaAudioLinkDmicEnable[1]" = "0"
-	register "PchHdaAudioLinkSspEnable[0]" = "0"
-	register "PchHdaAudioLinkSspEnable[1]" = "0"
-	register "PchHdaAudioLinkSndwEnable[0]" = "0"
-	register "PchHdaAudioLinkSndwEnable[1]" = "0"
 
 	# TCSS USB3
 	register "UsbTcPortEn" = "0x3"
diff --git a/src/mainboard/intel/tglrvp/variants/tglrvp_up3/devicetree.cb b/src/mainboard/intel/tglrvp/variants/tglrvp_up3/devicetree.cb
index 7c60f0c..ecad52e 100644
--- a/src/mainboard/intel/tglrvp/variants/tglrvp_up3/devicetree.cb
+++ b/src/mainboard/intel/tglrvp/variants/tglrvp_up3/devicetree.cb
@@ -126,11 +126,9 @@
 
 	#HD Audio
 	register "PchHdaDspEnable" = "1"
-	register "PchHdaAudioLinkHdaEnable" = "0"
 	register "PchHdaAudioLinkDmicEnable[0]" = "1"
 	register "PchHdaAudioLinkDmicEnable[1]" = "1"
 	register "PchHdaAudioLinkSspEnable[0]" = "1"
-	register "PchHdaAudioLinkSspEnable[1]" = "0"
 	register "PchHdaAudioLinkSspEnable[2]" = "1"
 	register "PchHdaAudioLinkSndwEnable[0]" = "1"
 
diff --git a/src/mainboard/intel/tglrvp/variants/tglrvp_up4/devicetree.cb b/src/mainboard/intel/tglrvp/variants/tglrvp_up4/devicetree.cb
index 03e9c2d..4a523a7a 100644
--- a/src/mainboard/intel/tglrvp/variants/tglrvp_up4/devicetree.cb
+++ b/src/mainboard/intel/tglrvp/variants/tglrvp_up4/devicetree.cb
@@ -134,11 +134,9 @@
 
 	#HD Audio
 	register "PchHdaDspEnable" = "1"
-	register "PchHdaAudioLinkHdaEnable" = "0"
 	register "PchHdaAudioLinkDmicEnable[0]" = "1"
 	register "PchHdaAudioLinkDmicEnable[1]" = "1"
 	register "PchHdaAudioLinkSspEnable[0]" = "1"
-	register "PchHdaAudioLinkSspEnable[1]" = "0"
 	register "PchHdaAudioLinkSspEnable[2]" = "1"
 	register "PchHdaAudioLinkSndwEnable[0]" = "1"