diff --git a/src/mainboard/google/volteer/variants/volteer/overridetree.cb b/src/mainboard/google/volteer/variants/volteer/overridetree.cb
index b4948ec2ba..2ef9fc957a 100644
--- a/src/mainboard/google/volteer/variants/volteer/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/volteer/overridetree.cb
@@ -48,6 +48,7 @@ chip soc/intel/tigerlake
 	register "IomTypeCPortPadCfg[1]" = "0x090E000D"
 
 	device domain 0 on
+		device pci 05.0 on end # IPU                           0x9A19
 		device pci 15.0 on
 			chip drivers/i2c/generic
 				register "hid" = ""10EC5682""
diff --git a/src/mainboard/google/volteer/variants/volteer2/overridetree.cb b/src/mainboard/google/volteer/variants/volteer2/overridetree.cb
index 3036a48f21..0bb82f1b37 100644
--- a/src/mainboard/google/volteer/variants/volteer2/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/volteer2/overridetree.cb
@@ -6,6 +6,7 @@ chip soc/intel/tigerlake
 	register "DdiPort2Hpd" = "0"
 
 	device domain 0 on
+		device pci 05.0 on end # IPU                           0x9A19
 		device pci 15.0 on
 			chip drivers/i2c/generic
 				register "hid" = ""10EC5682""