diff --git a/Documentation/devicetree/bindings/thermal/imx8mm-thermal.yaml b/Documentation/devicetree/bindings/thermal/imx8mm-thermal.yaml
index 3885287..89c54e0 100644
--- a/Documentation/devicetree/bindings/thermal/imx8mm-thermal.yaml
+++ b/Documentation/devicetree/bindings/thermal/imx8mm-thermal.yaml
@@ -18,9 +18,13 @@
 
 properties:
   compatible:
-    enum:
-      - fsl,imx8mm-tmu
-      - fsl,imx8mp-tmu
+    oneOf:
+      - enum:
+          - fsl,imx8mm-tmu
+          - fsl,imx8mp-tmu
+      - items:
+          - const: fsl,imx8mn-tmu
+          - const: fsl,imx8mm-tmu
 
   reg:
     maxItems: 1