diff --git a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
index 67ccddd44489..666a95ac22c8 100644
--- a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
+++ b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
@@ -74,7 +74,8 @@ patternProperties:
 
         properties:
           sound-dai:
-            maxItems: 1
+            minItems: 1
+            maxItems: 4
 
     required:
       - link-name