diff --git a/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml b/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml
index 6efe43089a74..685c1eceb782 100644
--- a/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml
@@ -71,6 +71,7 @@ properties:
               - rockchip,rk3568-uart
               - rockchip,rk3576-uart
               - rockchip,rk3588-uart
+              - rockchip,rv1103b-uart
               - rockchip,rv1108-uart
               - rockchip,rv1126-uart
               - sophgo,sg2044-uart