diff --git a/Documentation/devicetree/bindings/watchdog/apple,wdt.yaml b/Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
index b99e7913e398..ca4cf01db59f 100644
--- a/Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
+++ b/Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
@@ -18,6 +18,8 @@ properties:
       - items:
           - enum:
               - apple,t6020-wdt
+              - apple,t6030-wdt
+              - apple,t6031-wdt
               - apple,t8122-wdt
               - apple,t8132-wdt
           - const: apple,t8103-wdt