1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3  * pci.c - DesignWare HS OTG Controller PCI driver
5  * Copyright (C) 2004-2013 Synopsys, Inc.
16  * 3. The names of the above-listed copyright holders may not be used
39  * Provides the initialization and cleanup entry points for the DWC_otg PCI
49 #include <linux/pci.h>
59 static const char dwc2_driver_name[] = "dwc2-pci";
63 	struct platform_device *phy;  member
68 	if (pdev->vendor == PCI_VENDOR_ID_SYNOPSYS &&  in dwc2_pci_quirks()
69 	    pdev->device == PCI_PRODUCT_ID_HAPS_HSOTG) {  in dwc2_pci_quirks()
81  * dwc2_pci_probe() - Provides the cleanup entry points for the DWC_otg PCI
84  * @pci: The programming view of DWC_otg PCI
86 static void dwc2_pci_remove(struct pci_dev *pci)  in dwc2_pci_remove()  argument
88 	struct dwc2_pci_glue *glue = pci_get_drvdata(pci);  in dwc2_pci_remove()
90 	platform_device_unregister(glue->dwc2);  in dwc2_pci_remove()
91 	usb_phy_generic_unregister(glue->phy);  in dwc2_pci_remove()
92 	pci_set_drvdata(pci, NULL);  in dwc2_pci_remove()
95 static int dwc2_pci_probe(struct pci_dev *pci,  in dwc2_pci_probe()  argument
100 	struct platform_device	*phy;  in dwc2_pci_probe()  local
102 	struct device		*dev = &pci->dev;  in dwc2_pci_probe()
105 	ret = pcim_enable_device(pci);  in dwc2_pci_probe()
107 		dev_err(dev, "failed to enable pci device\n");  in dwc2_pci_probe()
108 		return -ENODEV;  in dwc2_pci_probe()
111 	pci_set_master(pci);  in dwc2_pci_probe()
113 	phy = usb_phy_generic_register();  in dwc2_pci_probe()
114 	if (IS_ERR(phy)) {  in dwc2_pci_probe()
115 		dev_err(dev, "error registering generic PHY (%ld)\n",  in dwc2_pci_probe()
116 			PTR_ERR(phy));  in dwc2_pci_probe()
117 		return PTR_ERR(phy);  in dwc2_pci_probe()
123 		ret = -ENOMEM;  in dwc2_pci_probe()
129 	res[0].start	= pci_resource_start(pci, 0);  in dwc2_pci_probe()
130 	res[0].end	= pci_resource_end(pci, 0);  in dwc2_pci_probe()
134 	res[1].start	= pci->irq;  in dwc2_pci_probe()
144 	dwc2->dev.parent = dev;  in dwc2_pci_probe()
146 	ret = dwc2_pci_quirks(pci, dwc2);  in dwc2_pci_probe()
152 		ret = -ENOMEM;  in dwc2_pci_probe()
162 	glue->phy = phy;  in dwc2_pci_probe()
163 	glue->dwc2 = dwc2;  in dwc2_pci_probe()
164 	pci_set_drvdata(pci, glue);  in dwc2_pci_probe()
168 	usb_phy_generic_unregister(phy);  in dwc2_pci_probe()
183 MODULE_DEVICE_TABLE(pci, dwc2_pci_ids);
194 MODULE_DESCRIPTION("DESIGNWARE HS OTG PCI Bus Glue");