diff --git a/Documentation/devicetree/bindings/i2c/i2c-rk3x.yaml b/Documentation/devicetree/bindings/i2c/i2c-rk3x.yaml
index edee8f699c2edec3a8888e0e9320ce7adc56000a..61eac76c84c4cf638617da6754b1c8f0913147d3 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,px30-i2c
             - rockchip,rk3308-i2c
             - rockchip,rk3328-i2c
           - const: rockchip,rk3399-i2c