+obj-$(CONFIG_USB_XHCI_HCD) += xhci.o xhci-mem.o xhci-ring.o
+obj-$(CONFIG_USB_XHCI_DWC3) += xhci-dwc3.o
+obj-$(CONFIG_USB_XHCI_ROCKCHIP) += xhci-rockchip.o
+obj-$(CONFIG_USB_XHCI_ZYNQMP) += xhci-zynqmp.o
+obj-$(CONFIG_USB_XHCI_KEYSTONE) += xhci-keystone.o