diff --git a/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb b/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
index 88a0a1cae5..1d01fff4b6 100644
--- a/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
@@ -60,6 +60,7 @@ chip soc/amd/cezanne
 
 		device ref gpp_bridge_a on  # Internal GPP Bridge 0 to Bus A
 			device ref gfx on end # Internal GPU (GFX)
+			device ref gfx_hda on end # GFX HD Audio Controller
 			device ref xhci_0 on # USB 3.1 (USB0)
 				chip drivers/usb/acpi
 					device ref xhci_0_root_hub on