diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt
index 408639c20c8c..31ddca7b41eb 100644
--- a/Documentation/devicetree/bindings/usb/dwc3.txt
+++ b/Documentation/devicetree/bindings/usb/dwc3.txt
@@ -60,6 +60,8 @@ Optional properties:
 	register for post-silicon frame length adjustment when the
 	fladj_30mhz_sdbnd signal is invalid or incorrect.
  - snps,usb3-warm-reset-on-resume-quirk: when set, need warm reset on resume.
+ - snps,grx-threshold-cfg: global Rx threshold config
+ - snps,gtx-threshold-cfg: global Tx threshold config
 
  - <DEPRECATED> tx-fifo-resize: determines if the FIFO *has* to be reallocated.