diff --git a/sys/dev/usb/controller/dwc3.c b/sys/dev/usb/controller/dwc3.c
--- a/sys/dev/usb/controller/dwc3.c
+++ b/sys/dev/usb/controller/dwc3.c
@@ -264,7 +264,7 @@
 
 	reg = DWC3_READ(sc, DWC3_GUSB3PIPECTL0);
 	if (device_has_property(sc->dev, "snps,dis-del-phy-power-chg-quirk"))
-		reg |= DWC3_GUSB3PIPECTL0_DELAYP1TRANS;
+		reg &= ~DWC3_GUSB3PIPECTL0_DELAYP1TRANS;
 	if (device_has_property(sc->dev, "snps,dis_rxdet_inp3_quirk"))
 		reg |= DWC3_GUSB3PIPECTL0_DISRXDETINP3;
 	DWC3_WRITE(sc, DWC3_GUSB3PIPECTL0, reg);