diff --git a/Documentation/devicetree/bindings/usb/dwc2.txt b/Documentation/devicetree/bindings/usb/dwc2.txt
index 482f815363ef8cc0eac9567a12a7db9cf71cf246..a7a9cb647a0bcc6fc86cd354d6fbd6cd6477d8f6 100644
--- a/Documentation/devicetree/bindings/usb/dwc2.txt
+++ b/Documentation/devicetree/bindings/usb/dwc2.txt
@@ -20,6 +20,7 @@ Optional properties:
 Refer to phy/phy-bindings.txt for generic phy consumer properties
 - dr_mode: shall be one of "host", "peripheral" and "otg"
   Refer to usb/generic.txt
+- g-use-dma: enable dma usage in gadget driver.
 
 Example: