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
@@ -103,6 +103,17 @@
 
 #define	IS_DMA_32B	1
 
+static void
+xhci_interrupt_poll(void *_sc)
+{
+	struct xhci_softc *sc = _sc;
+
+	USB_BUS_UNLOCK(&sc->sc_bus);
+	xhci_interrupt(sc);
+	USB_BUS_LOCK(&sc->sc_bus);
+	usb_callout_reset(&sc->sc_callout, 1, (void *)&xhci_interrupt_poll, sc);
+}
+
 static int
 snps_dwc3_attach_xhci(device_t dev)
 {
@@ -133,12 +144,14 @@
 	sprintf(sc->sc_vendor, "Synopsys");
 	device_set_desc(sc->sc_bus.bdev, "Synopsys");
 
-	err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
-	    NULL, (driver_intr_t *)xhci_interrupt, sc, &sc->sc_intr_hdl);
-	if (err != 0) {
-		device_printf(dev, "Failed to setup IRQ, %d\n", err);
-		sc->sc_intr_hdl = NULL;
-		return (err);
+	if (xhci_use_polling() == 0) {
+		err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
+		    NULL, (driver_intr_t *)xhci_interrupt, sc, &sc->sc_intr_hdl);
+		if (err != 0) {
+			device_printf(dev, "Failed to setup IRQ, %d\n", err);
+			sc->sc_intr_hdl = NULL;
+			return (err);
+		}
 	}
 
 	err = xhci_init(sc, dev, IS_DMA_32B);
@@ -147,6 +160,15 @@
 		return (ENXIO);
 	}
 
+	usb_callout_init_mtx(&sc->sc_callout, &sc->sc_bus.bus_mtx, 0);
+
+	if (xhci_use_polling() != 0) {
+		device_printf(dev, "Interrupt polling at %dHz\n", hz);
+		USB_BUS_LOCK(&sc->sc_bus);
+		xhci_interrupt_poll(sc);
+		USB_BUS_UNLOCK(&sc->sc_bus);
+	}
+
 	err = xhci_start_controller(sc);
 	if (err != 0) {
 		device_printf(dev, "Failed to start XHCI controller, with error %d\n", err);