diff --git a/Documentation/devicetree/bindings/sound/simple-card.yaml b/Documentation/devicetree/bindings/sound/simple-card.yaml
index 08743741b09e..cec68d42ee28 100644
--- a/Documentation/devicetree/bindings/sound/simple-card.yaml
+++ b/Documentation/devicetree/bindings/sound/simple-card.yaml
@@ -205,6 +205,8 @@ patternProperties:
     $ref: "#/definitions/dai"
   "^simple-audio-card,codec(@[0-9a-f]+)?$":
     $ref: "#/definitions/dai"
+  "^simple-audio-card,plat(@[0-9a-f]+)?$":
+    $ref: "#/definitions/dai"
 
   "^simple-audio-card,dai-link(@[0-9a-f]+)?$":
     description: |