diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt
index 6a0d54b3bbfa..5945bf5452e7 100644
--- a/Documentation/devicetree/bindings/usb/dwc3.txt
+++ b/Documentation/devicetree/bindings/usb/dwc3.txt
@@ -59,6 +59,8 @@ Optional properties:
  - snps,tx_de_emphasis_quirk: when set core will set Tx de-emphasis value.
  - snps,tx_de_emphasis: the value driven to the PHY is controlled by the
 			LTSSM during USB3 Compliance mode.
+ - snps,dis-u3-autosuspend-quirk: when set USB core driver will disable
+			USB3 autosuspend function.
  - snps,dis_u3_susphy_quirk: when set core will disable USB3 suspend phy.
  - snps,dis_u2_susphy_quirk: when set core will disable USB2 suspend phy.
  - snps,dis-u1u2-quirk: when set core will reject transition to U1 or U2.