2 * linux/arch/sh/drivers/pci/ops-rts7751r2d.c
4 * Author: Ian DaSilva (idasilva@mvista.com)
6 * Highly leveraged from pci-bigsur.c, written by Dustin McIntire.
8 * May be copied or modified under the terms of the GNU General Public
9 * License. See linux/COPYING for more information.
11 * PCI initialization for the Renesas SH7751R RTS7751R2D board
14 #include <linux/kernel.h>
15 #include <linux/types.h>
16 #include <linux/init.h>
17 #include <linux/delay.h>
18 #include <linux/pci.h>
19 #include <linux/module.h>
20 #include <asm/rts7751r2d/rts7751r2d.h>
24 int __init
pcibios_map_platform_irq(struct pci_dev
*pdev
, u8 slot
, u8 pin
)
27 case 0: return IRQ_PCISLOT1
; /* PCI Extend slot #1 */
28 case 1: return IRQ_PCISLOT2
; /* PCI Extend slot #2 */
29 case 2: return IRQ_PCMCIA
; /* PCI Cardbus Bridge */
30 case 3: return IRQ_PCIETH
; /* Realtek Ethernet controller */
32 printk("PCI: Bad IRQ mapping request for slot %d\n", slot
);
37 static struct resource sh7751_io_resource
= {
40 .end
= 0x4000 + SH7751_PCI_IO_SIZE
- 1,
41 .flags
= IORESOURCE_IO
44 static struct resource sh7751_mem_resource
= {
46 .start
= SH7751_PCI_MEMORY_BASE
,
47 .end
= SH7751_PCI_MEMORY_BASE
+ SH7751_PCI_MEM_SIZE
- 1,
48 .flags
= IORESOURCE_MEM
51 extern struct pci_ops sh7751_pci_ops
;
53 struct pci_channel board_pci_channels
[] = {
54 { &sh4_pci_ops
, &sh7751_io_resource
, &sh7751_mem_resource
, 0, 0xff },
55 { NULL
, NULL
, NULL
, 0, 0 },
57 EXPORT_SYMBOL(board_pci_channels
);
59 static struct sh4_pci_address_map sh7751_pci_map
= {
61 .base
= SH7751_CS3_BASE_ADDR
,
66 .base
= 0x00000000, /* Unused */
67 .size
= 0x00000000, /* Unused */
70 .flags
= SH4_PCIC_NO_RESET
,
73 int __init
pcibios_init_platform(void)
75 return sh7751_pcic_init(&sh7751_pci_map
);