diff options
Diffstat (limited to 'drivers/staging/dwc2/pci.c')
| -rw-r--r-- | drivers/staging/dwc2/pci.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/drivers/staging/dwc2/pci.c b/drivers/staging/dwc2/pci.c deleted file mode 100644 index 9020260d5df..00000000000 --- a/drivers/staging/dwc2/pci.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - * pci.c - DesignWare HS OTG Controller PCI driver - * - * Copyright (C) 2004-2013 Synopsys, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The names of the above-listed copyright holders may not be used - * to endorse or promote products derived from this software without - * specific prior written permission. - * - * ALTERNATIVELY, this software may be distributed under the terms of the - * GNU General Public License ("GPL") as published by the Free Software - * Foundation; either version 2 of the License, or (at your option) any - * later version. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS - * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Provides the initialization and cleanup entry points for the DWC_otg PCI - * driver - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/spinlock.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/slab.h> -#include <linux/pci.h> -#include <linux/usb.h> - -#include <linux/usb/hcd.h> -#include <linux/usb/ch11.h> - -#include "core.h" -#include "hcd.h" - -#define PCI_VENDOR_ID_SYNOPSYS 0x16c3 -#define PCI_PRODUCT_ID_HAPS_HSOTG 0xabc0 - -static const char dwc2_driver_name[] = "dwc2"; - -static const struct dwc2_core_params dwc2_module_params = { - .otg_cap = -1, - .otg_ver = -1, - .dma_enable = -1, - .dma_desc_enable = 0, - .speed = -1, - .enable_dynamic_fifo = -1, - .en_multiple_tx_fifo = -1, - .host_rx_fifo_size = 1024, - .host_nperio_tx_fifo_size = 256, - .host_perio_tx_fifo_size = 1024, - .max_transfer_size = 65535, - .max_packet_count = 511, - .host_channels = -1, - .phy_type = -1, - .phy_utmi_width = -1, - .phy_ulpi_ddr = -1, - .phy_ulpi_ext_vbus = -1, - .i2c_enable = -1, - .ulpi_fs_ls = -1, - .host_support_fs_ls_low_power = -1, - .host_ls_low_power_phy_clk = -1, - .ts_dline = -1, - .reload_ctl = -1, - .ahbcfg = -1, -}; - -/** - * dwc2_driver_remove() - Called when the DWC_otg core is unregistered with the - * DWC_otg driver - * - * @dev: Bus device - * - * This routine is called, for example, when the rmmod command is executed. The - * device may or may not be electrically present. If it is present, the driver - * stops device processing. Any resources used on behalf of this device are - * freed. - */ -static void dwc2_driver_remove(struct pci_dev *dev) -{ - struct dwc2_hsotg *hsotg = pci_get_drvdata(dev); - - dwc2_hcd_remove(hsotg); - pci_disable_device(dev); -} - -/** - * dwc2_driver_probe() - Called when the DWC_otg core is bound to the DWC_otg - * driver - * - * @dev: Bus device - * - * This routine creates the driver components required to control the device - * (core, HCD, and PCD) and initializes the device. The driver components are - * stored in a dwc2_hsotg structure. A reference to the dwc2_hsotg is saved - * in the device private data. This allows the driver to access the dwc2_hsotg - * structure on subsequent calls to driver methods for this device. - */ -static int dwc2_driver_probe(struct pci_dev *dev, - const struct pci_device_id *id) -{ - struct dwc2_hsotg *hsotg; - int retval; - - hsotg = devm_kzalloc(&dev->dev, sizeof(*hsotg), GFP_KERNEL); - if (!hsotg) - return -ENOMEM; - - hsotg->dev = &dev->dev; - hsotg->regs = devm_ioremap_resource(&dev->dev, &dev->resource[0]); - if (IS_ERR(hsotg->regs)) - return PTR_ERR(hsotg->regs); - - dev_dbg(&dev->dev, "mapped PA %08lx to VA %p\n", - (unsigned long)pci_resource_start(dev, 0), hsotg->regs); - - if (pci_enable_device(dev) < 0) - return -ENODEV; - - pci_set_master(dev); - - retval = dwc2_hcd_init(hsotg, dev->irq, &dwc2_module_params); - if (retval) { - pci_disable_device(dev); - return retval; - } - - pci_set_drvdata(dev, hsotg); - - return retval; -} - -static DEFINE_PCI_DEVICE_TABLE(dwc2_pci_ids) = { - { - PCI_DEVICE(PCI_VENDOR_ID_SYNOPSYS, PCI_PRODUCT_ID_HAPS_HSOTG), - }, - { - PCI_DEVICE(PCI_VENDOR_ID_STMICRO, - PCI_DEVICE_ID_STMICRO_USB_OTG), - }, - { /* end: all zeroes */ } -}; -MODULE_DEVICE_TABLE(pci, dwc2_pci_ids); - -static struct pci_driver dwc2_pci_driver = { - .name = dwc2_driver_name, - .id_table = dwc2_pci_ids, - .probe = dwc2_driver_probe, - .remove = dwc2_driver_remove, -}; - -module_pci_driver(dwc2_pci_driver); - -MODULE_DESCRIPTION("DESIGNWARE HS OTG PCI Bus Glue"); -MODULE_AUTHOR("Synopsys, Inc."); -MODULE_LICENSE("Dual BSD/GPL"); |