diff --git a/Documentation/devicetree/bindings/i2c/i2c-rk3x.yaml b/Documentation/devicetree/bindings/i2c/i2c-rk3x.yaml
index 67cdce8fbd7d..edee8f699c2e 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-rk3x.yaml
+++ b/Documentation/devicetree/bindings/i2c/i2c-rk3x.yaml
@@ -33,6 +33,7 @@ properties:
           - const: rockchip,rk3288-i2c
       - items:
           - enum:
+            - rockchip,rk3308-i2c
             - rockchip,rk3328-i2c
           - const: rockchip,rk3399-i2c