diff --git a/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml b/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml
index c8fd5d3e3071..da3d9ab758b9 100644
--- a/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml
+++ b/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml
@@ -38,8 +38,8 @@ properties:
 
   ranges: true
 
-# Optional children
-
+patternProperties:
+  # Optional children
   "^serdes-ln-ctrl@[0-9a-f]+$":
     type: object
     description: |