diff --git a/Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml
index 502480a19f495b06778bae8e5e5ea959dd4534b6..a804d9bc1602770e763d21ce7e95ceccaa84f450 100644
--- a/Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml
@@ -24,6 +24,7 @@ properties:
       - socionext,uniphier-ld11-pinctrl
       - socionext,uniphier-ld20-pinctrl
       - socionext,uniphier-pxs3-pinctrl
+      - socionext,uniphier-nx1-pinctrl
 
 required:
   - compatible