diff --git a/Documentation/devicetree/bindings/mtd/ti,gpmc-onenand.yaml b/Documentation/devicetree/bindings/mtd/ti,gpmc-onenand.yaml
index a953f7397c40..8a79ad300216 100644
--- a/Documentation/devicetree/bindings/mtd/ti,gpmc-onenand.yaml
+++ b/Documentation/devicetree/bindings/mtd/ti,gpmc-onenand.yaml
@@ -15,6 +15,9 @@ description:
   as child nodes of the GPMC controller.
 
 properties:
+  $nodename:
+    pattern: "^onenand@[0-9],[0,9]$"
+
   compatible:
     const: ti,omap2-onenand