diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml
index 7250adb43d24..1faf1ce92dba 100644
--- a/Documentation/devicetree/bindings/arm/rockchip.yaml
+++ b/Documentation/devicetree/bindings/arm/rockchip.yaml
@@ -454,6 +454,12 @@ properties:
           - const: radxa,rockpi4b
           - const: rockchip,rk3399
 
+      - description: Radxa ROCK Pi 4C
+        items:
+          - const: radxa,rockpi4
+          - const: radxa,rockpi4c
+          - const: rockchip,rk3399
+
       - description: Radxa ROCK Pi N8
         items:
           - const: radxa,rockpi-n8