diff --git a/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml
index cdd8cb454e92..bb379c7b5d79 100644
--- a/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml
@@ -35,7 +35,8 @@ properties:
     maxItems: 1

   apple,npins:
-    maxItems: 1
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: The number of pins in this GPIO controller.

   interrupts:
     description: One interrupt for each of the (up to 7) interrupt