blob: 721ec9ac1c76884c6deb5054ba42f00cc878167c [file] [log] [blame]
Thomas Gleixner1a59d1b82019-05-27 08:55:05 +02001// SPDX-License-Identifier: GPL-2.0-or-later
Yoichi Yuasa4d666d72005-09-09 13:01:49 -07002/*
3 * fixup-tb0287.c, The TANBAC TB0287 specific PCI fixups.
4 *
Ralf Baechle70342282013-01-22 12:59:30 +01005 * Copyright (C) 2005 Yoichi Yuasa <yuasa@linux-mips.org>
Yoichi Yuasa4d666d72005-09-09 13:01:49 -07006 */
7#include <linux/init.h>
8#include <linux/pci.h>
9
10#include <asm/vr41xx/tb0287.h>
11
Manuel Lauss8eba3652017-09-12 20:36:28 +020012int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
Yoichi Yuasa4d666d72005-09-09 13:01:49 -070013{
14 unsigned char bus;
15 int irq = -1;
16
17 bus = dev->bus->number;
18 if (bus == 0) {
19 switch (slot) {
20 case 16:
21 irq = TB0287_SM501_IRQ;
22 break;
23 case 17:
24 irq = TB0287_SIL680A_IRQ;
25 break;
26 default:
27 break;
28 }
29 } else if (bus == 1) {
30 switch (PCI_SLOT(dev->devfn)) {
31 case 0:
32 irq = TB0287_PCI_SLOT_IRQ;
33 break;
34 case 2:
35 case 3:
36 irq = TB0287_RTL8110_IRQ;
37 break;
38 default:
39 break;
40 }
41 } else if (bus > 1) {
42 irq = TB0287_PCI_SLOT_IRQ;
43 }
44
45 return irq;
46}
47
48/* Do platform specific device initialization at pci_enable_device() time */
49int pcibios_plat_dev_init(struct pci_dev *dev)
50{
51 return 0;
52}