diff --git a/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb b/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
index eeae88eee2..fa15509f44 100644
--- a/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
@@ -39,6 +39,11 @@ chip soc/amd/cezanne
 	}"
 
 	device domain 0 on
+		device ref gpp_bridge_0 on end # WLAN
+		device ref gpp_bridge_1 on end # SD
+		device ref gpp_bridge_2 on end # WWAN
+		device ref gpp_bridge_3 on end # NVMe
+
 		device ref gpp_bridge_a on  # Internal GPP Bridge 0 to Bus A
 			device ref gfx on end # Internal GPU (GFX)
 			device ref xhci_0 on # USB 3.1 (USB0)