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4e065b8bba
Don't use DEFINE_PCI_DEVICE_TABLE macro, because this macro is not preferred. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
155 lines
4.0 KiB
C
155 lines
4.0 KiB
C
/*
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* ci_hdrc_pci.c - MIPS USB IP core family device controller
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*
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* Copyright (C) 2008 Chipidea - MIPS Technologies, Inc. All rights reserved.
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*
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* Author: David Lopo
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/platform_device.h>
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/interrupt.h>
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#include <linux/usb/gadget.h>
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#include <linux/usb/chipidea.h>
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/* driver name */
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#define UDC_DRIVER_NAME "ci_hdrc_pci"
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/******************************************************************************
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* PCI block
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*****************************************************************************/
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static struct ci_hdrc_platform_data pci_platdata = {
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.name = UDC_DRIVER_NAME,
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.capoffset = DEF_CAPOFFSET,
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};
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static struct ci_hdrc_platform_data langwell_pci_platdata = {
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.name = UDC_DRIVER_NAME,
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.capoffset = 0,
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};
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static struct ci_hdrc_platform_data penwell_pci_platdata = {
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.name = UDC_DRIVER_NAME,
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.capoffset = 0,
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.power_budget = 200,
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};
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/**
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* ci_hdrc_pci_probe: PCI probe
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* @pdev: USB device controller being probed
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* @id: PCI hotplug ID connecting controller to UDC framework
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*
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* This function returns an error code
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* Allocates basic PCI resources for this USB device controller, and then
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* invokes the udc_probe() method to start the UDC associated with it
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*/
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static int ci_hdrc_pci_probe(struct pci_dev *pdev,
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const struct pci_device_id *id)
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{
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struct ci_hdrc_platform_data *platdata = (void *)id->driver_data;
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struct platform_device *plat_ci;
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struct resource res[3];
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int retval = 0, nres = 2;
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if (!platdata) {
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dev_err(&pdev->dev, "device doesn't provide driver data\n");
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return -ENODEV;
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}
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retval = pcim_enable_device(pdev);
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if (retval)
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return retval;
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if (!pdev->irq) {
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dev_err(&pdev->dev, "No IRQ, check BIOS/PCI setup!");
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return -ENODEV;
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}
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pci_set_master(pdev);
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pci_try_set_mwi(pdev);
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memset(res, 0, sizeof(res));
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res[0].start = pci_resource_start(pdev, 0);
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res[0].end = pci_resource_end(pdev, 0);
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res[0].flags = IORESOURCE_MEM;
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res[1].start = pdev->irq;
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res[1].flags = IORESOURCE_IRQ;
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plat_ci = ci_hdrc_add_device(&pdev->dev, res, nres, platdata);
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if (IS_ERR(plat_ci)) {
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dev_err(&pdev->dev, "ci_hdrc_add_device failed!\n");
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return PTR_ERR(plat_ci);
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}
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pci_set_drvdata(pdev, plat_ci);
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return 0;
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}
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/**
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* ci_hdrc_pci_remove: PCI remove
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* @pdev: USB Device Controller being removed
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*
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* Reverses the effect of ci_hdrc_pci_probe(),
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* first invoking the udc_remove() and then releases
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* all PCI resources allocated for this USB device controller
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*/
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static void ci_hdrc_pci_remove(struct pci_dev *pdev)
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{
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struct platform_device *plat_ci = pci_get_drvdata(pdev);
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ci_hdrc_remove_device(plat_ci);
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}
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/**
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* PCI device table
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* PCI device structure
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*
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* Check "pci.h" for details
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*/
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static const struct pci_device_id ci_hdrc_pci_id_table[] = {
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{
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PCI_DEVICE(0x153F, 0x1004),
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.driver_data = (kernel_ulong_t)&pci_platdata,
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},
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{
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PCI_DEVICE(0x153F, 0x1006),
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.driver_data = (kernel_ulong_t)&pci_platdata,
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},
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{
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PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x0811),
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.driver_data = (kernel_ulong_t)&langwell_pci_platdata,
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},
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{
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PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x0829),
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.driver_data = (kernel_ulong_t)&penwell_pci_platdata,
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},
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{
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/* Intel Clovertrail */
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PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe006),
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.driver_data = (kernel_ulong_t)&penwell_pci_platdata,
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},
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{ 0 } /* end: all zeroes */
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};
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MODULE_DEVICE_TABLE(pci, ci_hdrc_pci_id_table);
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static struct pci_driver ci_hdrc_pci_driver = {
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.name = UDC_DRIVER_NAME,
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.id_table = ci_hdrc_pci_id_table,
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.probe = ci_hdrc_pci_probe,
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.remove = ci_hdrc_pci_remove,
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};
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module_pci_driver(ci_hdrc_pci_driver);
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MODULE_AUTHOR("MIPS - David Lopo <dlopo@chipidea.mips.com>");
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MODULE_DESCRIPTION("MIPS CI13XXX USB Peripheral Controller");
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MODULE_LICENSE("GPL");
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MODULE_VERSION("June 2008");
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MODULE_ALIAS("platform:ci13xxx_pci");
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