src/southbridge/intel/i82801dx/usb2.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <console/console.h>
   4 #include <device/device.h>
   5 #include <device/pci.h>
   6 #include <device/pci_ids.h>
   7 #include <device/pci_ops.h>
   8 #include <device/pci_ehci.h>
   9 #include "i82801dx.h"
  10
  11 static void usb2_init(struct device *dev)
  12 {
  13         printk(BIOS_DEBUG, "USB: Setting up controller.. ");
  14         pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_IO | PCI_COMMAND_MEMORY |
  15                            PCI_COMMAND_MASTER | PCI_COMMAND_INVALIDATE);
  16         printk(BIOS_DEBUG, "done.\n");
  17 }
  18
  19 static struct device_operations usb2_ops = {
  20         .read_resources = pci_ehci_read_resources,
  21         .set_resources = pci_dev_set_resources,
  22         .enable_resources = pci_dev_enable_resources,
  23         .init = usb2_init,
  24         .enable = i82801dx_enable,
  25 };
  26
  27 /* 82801DB/DBM USB 2.0 */
  28 static const struct pci_driver usb2_driver __pci_driver = {
  29         .ops = &usb2_ops,
  30         .vendor = PCI_VID_INTEL,
  31         .device = PCI_DID_INTEL_82801DB_EHCI,
  32 };