src/southbridge/ti/pci7420/firewire.c

   1 /* This file is part of the coreboot project. */
   2 /* SPDX-License-Identifier: GPL-2.0-or-later */
   3
   4 #include <device/device.h>
   5 #include <device/pci.h>
   6 #include <device/pci_ops.h>
   7 #include <console/console.h>
   8 #include <device/cardbus.h>
   9 #include "pci7420.h"
  10 #include "chip.h"
  11
  12 static void pci7420_firewire_init(struct device *dev)
  13 {
  14         printk(BIOS_DEBUG, "TI PCI7420/7620 FireWire init\n");
  15
  16 #ifdef ODD_IRQ_FIXUP
  17         /* This is a workaround for buggy kernels. This should
  18          * probably be read from the device tree, but as long
  19          * as only one mainboard is using this bridge it does
  20          * not matter
  21          */
  22         pci_write_config8(dev, PCI_INTERRUPT_PIN, INTC);
  23 #endif
  24 }
  25
  26 static struct device_operations ti_pci7420_firewire_ops = {
  27         .read_resources   = pci_dev_read_resources,
  28         .set_resources    = pci_dev_set_resources,
  29         .enable_resources = pci_dev_enable_resources,
  30         .init             = pci7420_firewire_init,
  31 };
  32
  33 static const struct pci_driver ti_pci7420_driver __pci_driver = {
  34         .ops    = &ti_pci7420_firewire_ops,
  35         .vendor = 0x104c,
  36         .device = 0x802e,
  37 };