diff --git a/Documentation/devicetree/bindings/regulator/fan53555.txt b/Documentation/devicetree/bindings/regulator/fan53555.txt
index 54a3f2c80e3a..b60453316479 100644
--- a/Documentation/devicetree/bindings/regulator/fan53555.txt
+++ b/Documentation/devicetree/bindings/regulator/fan53555.txt
@@ -1,7 +1,8 @@
 Binding for Fairchild FAN53555 regulators
 
 Required properties:
-  - compatible: one of "fcs,fan53555", "silergy,syr827", "silergy,syr828"
+  - compatible: one of "fcs,fan53555", "silergy,syr827", "silergy,syr828",
+		"rockchip,rk8603", "rockchip,rk8604"
   - reg: I2C address
 
 Optional properties: