diff --git a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml
index 1ab0b092e2a5..6a94c271a6b1 100644
--- a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml
+++ b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml
@@ -31,6 +31,7 @@ properties:
               - rockchip,rk3568-usb2phy-grf
               - rockchip,rk3576-bigcore-grf
               - rockchip,rk3576-cci-grf
+              - rockchip,rk3576-dcphy-grf
               - rockchip,rk3576-gpu-grf
               - rockchip,rk3576-hdptxphy-grf
               - rockchip,rk3576-litcore-grf