diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-vop.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop.yaml
index 8b5f58103dda..fdf4b1109da2 100644
--- a/Documentation/devicetree/bindings/display/rockchip/rockchip-vop.yaml
+++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop.yaml
@@ -31,6 +31,7 @@ properties:
       - rockchip,rk3368-vop
       - rockchip,rk3399-vop-big
       - rockchip,rk3399-vop-lit
+      - rockchip,rk3506-vop
       - rockchip,rv1126-vop
 
   reg: