src/southbridge/amd/amd8111/amd8111_usb2.c

   1 //2003 Copywright Tyan
   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 "amd8111.h"
   9
  10 #if 0
  11
  12 static void lpci_set_subsystem(device_t dev, unsigned vendor, unsigned device)
  13 {
  14         pci_write_config32(dev, 0x70,
  15                 ((device & 0xffff) << 16) | (vendor & 0xffff));
  16 }
  17
  18 static struct pci_operations lops_pci = {
  19         .set_subsystem = lpci_set_subsystem,
  20 };
  21
  22 #endif
  23
  24 static void amd8111_usb2_enable(device_t dev)
  25 {
  26         // Due to buggy USB2 we force it to disable.
  27         dev->enabled = 0;
  28         amd8111_enable(dev);
  29         printk(BIOS_DEBUG, "USB2 disabled.\n");
  30 }
  31
  32 static struct device_operations usb2_ops  = {
  33         .read_resources   = pci_dev_read_resources,
  34         .set_resources    = pci_dev_set_resources,
  35         .enable_resources = pci_dev_enable_resources,
  36         .scan_bus         = 0,
  37         .enable           = amd8111_usb2_enable,
  38         // .ops_pci          = &lops_pci,
  39 };
  40
  41 static const struct pci_driver usb2_driver __pci_driver = {
  42         .ops    = &usb2_ops,
  43         .vendor = PCI_VENDOR_ID_AMD,
  44         .device = PCI_DEVICE_ID_AMD_8111_USB2,
  45 };