1/*
2 * linux/arch/sh/drivers/pci/ops-rts7751r2d.c
3 *
4 * Author:  Ian DaSilva (idasilva@mvista.com)
5 *
6 * Highly leveraged from pci-bigsur.c, written by Dustin McIntire.
7 *
8 * May be copied or modified under the terms of the GNU General Public
9 * License.  See linux/COPYING for more information.
10 *
11 * PCI initialization for the Renesas SH7751R RTS7751R2D board
12 */
13#include <linux/kernel.h>
14#include <linux/types.h>
15#include <linux/init.h>
16#include <linux/pci.h>
17#include <linux/io.h>
18#include <asm/rts7751r2d.h>
19#include "pci-sh4.h"
20
21static u8 rts7751r2d_irq_tab[] __initdata = {
22	IRQ_PCISLOT1,
23	IRQ_PCISLOT2,
24	IRQ_PCMCIA,
25	IRQ_PCIETH,
26};
27
28int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
29{
30	return rts7751r2d_irq_tab[slot];
31}
32
33static struct resource sh7751_io_resource = {
34	.name	= "SH7751_IO",
35	.start	= 0x4000,
36	.end	= 0x4000 + SH7751_PCI_IO_SIZE - 1,
37	.flags	= IORESOURCE_IO
38};
39
40static struct resource sh7751_mem_resource = {
41	.name	= "SH7751_mem",
42	.start	= SH7751_PCI_MEMORY_BASE,
43	.end	= SH7751_PCI_MEMORY_BASE + SH7751_PCI_MEM_SIZE - 1,
44	.flags	= IORESOURCE_MEM
45};
46
47extern struct pci_ops sh7751_pci_ops;
48
49struct pci_channel board_pci_channels[] = {
50	{ &sh4_pci_ops, &sh7751_io_resource, &sh7751_mem_resource, 0, 0xff },
51	{ NULL, NULL, NULL, 0, 0 },
52};
53EXPORT_SYMBOL(board_pci_channels);
54
55static struct sh4_pci_address_map sh7751_pci_map = {
56	.window0	= {
57		.base	= SH7751_CS3_BASE_ADDR,
58		.size	= 0x04000000,
59	},
60
61	.window1	= {
62		.base	= 0x00000000,	/* Unused */
63		.size	= 0x00000000,	/* Unused */
64	},
65
66	.flags	= SH4_PCIC_NO_RESET,
67};
68
69int __init pcibios_init_platform(void)
70{
71	return sh7751_pcic_init(&sh7751_pci_map);
72}
73