diff --git a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
index e512a14e41b4..da50b529c157 100644
--- a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
@@ -22,6 +22,7 @@ properties:
               - rockchip,rk3328-saradc
               - rockchip,rk3568-saradc
               - rockchip,rv1108-saradc
+              - rockchip,rv1126-saradc
           - const: rockchip,rk3399-saradc
 
   reg: