diff --git a/src/mainboard/google/rex/variants/karis/overridetree.cb b/src/mainboard/google/rex/variants/karis/overridetree.cb
index fcff2c9..6cf286b 100644
--- a/src/mainboard/google/rex/variants/karis/overridetree.cb
+++ b/src/mainboard/google/rex/variants/karis/overridetree.cb
@@ -130,6 +130,7 @@
 				register "device_count" = "6"
 				# DDIA for eDP
 				register "device[0].name" = ""LCD""
+				register "device[0].type" = "panel"
 				# DDIB for HDMI
 				register "device[1].name" = ""DD01""
 				# TCP0 (DP-1) for port C0
diff --git a/src/mainboard/google/rex/variants/rex0/overridetree.cb b/src/mainboard/google/rex/variants/rex0/overridetree.cb
index 781fd59..46f86f1 100644
--- a/src/mainboard/google/rex/variants/rex0/overridetree.cb
+++ b/src/mainboard/google/rex/variants/rex0/overridetree.cb
@@ -155,6 +155,7 @@
 				register "device_count" = "6"
 				# DDIA for eDP
 				register "device[0].name" = ""LCD""
+				register "device[0].type" = "panel"
 				# DDIB for HDMI
 				# If HDMI is not enumerated in the kernel, then no GFX device should be added for DDIB
 				register "device[1].name" = ""DD01""