diff --git a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml
index 2ed8cca79b59..f79adfdf7b72 100644
--- a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml
+++ b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml
@@ -75,13 +75,17 @@ allOf:
       properties:
         compatible:
           contains:
-            const: rockchip,px30-grf
+            enum:
+              - rockchip,px30-grf
 
     then:
       properties:
         lvds:
-          description:
-            Documentation/devicetree/bindings/display/rockchip/rockchip-lvds.txt
+          type: object
+
+          $ref: /schemas/display/rockchip/rockchip,lvds.yaml#
+
+          unevaluatedProperties: false
 
   - if:
       properties: