diff --git a/Documentation/devicetree/bindings/rtc/allwinner,sun6i-a31-rtc.yaml b/Documentation/devicetree/bindings/rtc/allwinner,sun6i-a31-rtc.yaml
index beeb90e557278d45f57860783f3c27d020d9d223..a88d46ffb4574c5739e50f9337354bae88b3e006 100644
--- a/Documentation/devicetree/bindings/rtc/allwinner,sun6i-a31-rtc.yaml
+++ b/Documentation/devicetree/bindings/rtc/allwinner,sun6i-a31-rtc.yaml
@@ -16,16 +16,17 @@ properties:
 
   compatible:
     oneOf:
-      - const: allwinner,sun6i-a31-rtc
-      - const: allwinner,sun8i-a23-rtc
-      - const: allwinner,sun8i-h3-rtc
-      - const: allwinner,sun8i-r40-rtc
-      - const: allwinner,sun8i-v3-rtc
-      - const: allwinner,sun50i-h5-rtc
+      - enum:
+          - allwinner,sun6i-a31-rtc
+          - allwinner,sun8i-a23-rtc
+          - allwinner,sun8i-h3-rtc
+          - allwinner,sun8i-r40-rtc
+          - allwinner,sun8i-v3-rtc
+          - allwinner,sun50i-h5-rtc
+          - allwinner,sun50i-h6-rtc
       - items:
           - const: allwinner,sun50i-a64-rtc
           - const: allwinner,sun8i-h3-rtc
-      - const: allwinner,sun50i-h6-rtc
 
   reg:
     maxItems: 1
@@ -85,18 +86,7 @@ allOf:
             enum:
               - allwinner,sun8i-h3-rtc
               - allwinner,sun50i-h5-rtc
-
-    then:
-      properties:
-        clock-output-names:
-          minItems: 3
-          maxItems: 3
-
-  - if:
-      properties:
-        compatible:
-          contains:
-            const: allwinner,sun50i-h6-rtc
+              - allwinner,sun50i-h6-rtc
 
     then:
       properties: