228 	struct device		*sysdev, *tmpdev;  in xhci_plat_probe()  local
253 	for (sysdev = &pdev->dev; sysdev; sysdev = sysdev->parent) {  in xhci_plat_probe()
254 		if (is_of_node(sysdev->fwnode) ||  in xhci_plat_probe()
255 			is_acpi_device_node(sysdev->fwnode))  in xhci_plat_probe()
258 		else if (sysdev->bus == &pci_bus_type)  in xhci_plat_probe()
263 	if (!sysdev)  in xhci_plat_probe()
264 		sysdev = &pdev->dev;  in xhci_plat_probe()
267 	if (WARN_ON(!sysdev->dma_mask))  in xhci_plat_probe()
269 		ret = dma_coerce_mask_and_coherent(sysdev,  in xhci_plat_probe()
272 		ret = dma_set_mask_and_coherent(sysdev, DMA_BIT_MASK(64));  in xhci_plat_probe()
276 		ret = dma_set_mask_and_coherent(sysdev, DMA_BIT_MASK(32));  in xhci_plat_probe()
285 	hcd = __usb_create_hcd(driver, sysdev, &pdev->dev,  in xhci_plat_probe()
341 	xhci->shared_hcd = __usb_create_hcd(driver, sysdev, &pdev->dev,  in xhci_plat_probe()
374 	hcd->usb_phy = devm_usb_get_phy_by_phandle(sysdev, "usb-phy", 0);  in xhci_plat_probe()
390 	hcd->tpl_support = of_usb_host_tpl_support(sysdev->of_node);  in xhci_plat_probe()