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Thomas Gleixner1a59d1b82019-05-27 08:55:05 +02001// SPDX-License-Identifier: GPL-2.0-or-later
Linus Torvalds1da177e2005-04-16 15:20:36 -07002/*
3 * fixup-mpc30x.c, The Victor MP-C303/304 specific PCI fixups.
4 *
Yoichi Yuasaada8e952009-07-03 00:39:38 +09005 * Copyright (C) 2002,2004 Yoichi Yuasa <yuasa@linux-mips.org>
Linus Torvalds1da177e2005-04-16 15:20:36 -07006 */
7#include <linux/init.h>
8#include <linux/pci.h>
9
10#include <asm/vr41xx/mpc30x.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070011
Lorenzo Pieralisi19a8d6b2017-09-19 15:50:42 +010012static const int internal_func_irqs[] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070013 VRC4173_CASCADE_IRQ,
14 VRC4173_AC97_IRQ,
15 VRC4173_USB_IRQ,
16};
17
Lorenzo Pieralisi19a8d6b2017-09-19 15:50:42 +010018static const int irq_tab_mpc30x[] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070019 [12] = VRC4173_PCMCIA1_IRQ,
20 [13] = VRC4173_PCMCIA2_IRQ,
21 [29] = MQ200_IRQ,
22};
23
Lorenzo Pieralisi19a8d6b2017-09-19 15:50:42 +010024int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
Linus Torvalds1da177e2005-04-16 15:20:36 -070025{
26 if (slot == 30)
27 return internal_func_irqs[PCI_FUNC(dev->devfn)];
28
29 return irq_tab_mpc30x[slot];
30}
31
32/* Do platform specific device initialization at pci_enable_device() time */
33int pcibios_plat_dev_init(struct pci_dev *dev)
34{
35 return 0;
36}