diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt
index c293c8aaac732014c813c5037c3db645d6c7c0ae..25b4ec80c75998b28a1b8fdc36ce824b9f617efa 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-sx150x.txt
@@ -9,7 +9,8 @@ Required properties:
 			"semtech,sx1506q",
 			"semtech,sx1508q",
 			"semtech,sx1509q",
-			"semtech,sx1502q".
+			"semtech,sx1502q",
+			"semtech,sx1503q".
 
 - reg: The I2C slave address for this device.