diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml
index 660b89e2fc11..d496421dbd87 100644
--- a/Documentation/devicetree/bindings/arm/rockchip.yaml
+++ b/Documentation/devicetree/bindings/arm/rockchip.yaml
@@ -94,6 +94,13 @@ properties:
               - asus,rk3288-tinker-s
           - const: rockchip,rk3288
 
+      - description: Asus Tinker Board 3/3S
+        items:
+          - enum:
+              - asus,rk3566-tinker-board-3
+              - asus,rk3566-tinker-board-3s
+          - const: rockchip,rk3566
+
       - description: Beelink A1
         items:
           - const: azw,beelink-a1