1// SPDX-License-Identifier: GPL-2.0
2/*
3 * arch/sh/drivers/pci/ops-titan.c
4 *
5 * Ported to new API by Paul Mundt <lethal@linux-sh.org>
6 *
7 * Modified from ops-snapgear.c written by  David McCullough
8 * Highly leveraged from pci-bigsur.c, written by Dustin McIntire.
9 *
10 * PCI initialization for the Titan boards
11 */
12#include <linux/kernel.h>
13#include <linux/types.h>
14#include <linux/init.h>
15#include <linux/pci.h>
16#include <linux/io.h>
17#include <mach/titan.h>
18#include "pci-sh4.h"
19
20static char titan_irq_tab[] = {
21	TITAN_IRQ_WAN,
22	TITAN_IRQ_LAN,
23	TITAN_IRQ_MPCIA,
24	TITAN_IRQ_MPCIB,
25	TITAN_IRQ_USB,
26};
27
28int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
29{
30	int irq = titan_irq_tab[slot];
31
32	printk("PCI: Mapping TITAN IRQ for slot %d, pin %c to irq %d\n",
33		slot, pin - 1 + 'A', irq);
34
35	return irq;
36}
37