diff --git a/Documentation/devicetree/bindings/thermal/renesas,r9a08g045-tsu.yaml b/Documentation/devicetree/bindings/thermal/renesas,r9a08g045-tsu.yaml
index 573e2b9d3752..20fc1a8000e3 100644
--- a/Documentation/devicetree/bindings/thermal/renesas,r9a08g045-tsu.yaml
+++ b/Documentation/devicetree/bindings/thermal/renesas,r9a08g045-tsu.yaml
@@ -17,7 +17,9 @@ $ref: thermal-sensor.yaml#
 
 properties:
   compatible:
-    const: renesas,r9a08g045-tsu
+    enum:
+      - renesas,r9a08g045-tsu
+      - renesas,r9a08g046-tsu
 
   reg:
     maxItems: 1