68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
/*
|
|
* Author: Ian DaSilva (idasilva@mvista.com)
|
|
*
|
|
* Highly leveraged from pci-bigsur.c, written by Dustin McIntire.
|
|
*
|
|
* May be copied or modified under the terms of the GNU General Public
|
|
* License. See linux/COPYING for more information.
|
|
*
|
|
* PCI initialization for the Renesas SH7780 Highlander R7780RP-1 board
|
|
*/
|
|
#include <linux/kernel.h>
|
|
#include <linux/types.h>
|
|
#include <linux/init.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/pci.h>
|
|
#include <mach/highlander.h>
|
|
#include <asm/io.h>
|
|
#include "pci-sh4.h"
|
|
|
|
static char irq_tab[] __initdata = {
|
|
65, 66, 67, 68,
|
|
};
|
|
|
|
int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
|
|
{
|
|
return irq_tab[slot];
|
|
}
|
|
|
|
static struct resource sh7780_io_resource = {
|
|
.name = "SH7780_IO",
|
|
.start = SH7780_PCI_IO_BASE,
|
|
.end = SH7780_PCI_IO_BASE + SH7780_PCI_IO_SIZE - 1,
|
|
.flags = IORESOURCE_IO
|
|
};
|
|
|
|
static struct resource sh7780_mem_resource = {
|
|
.name = "SH7780_mem",
|
|
.start = SH7780_PCI_MEMORY_BASE,
|
|
.end = SH7780_PCI_MEMORY_BASE + SH7780_PCI_MEM_SIZE - 1,
|
|
.flags = IORESOURCE_MEM
|
|
};
|
|
|
|
extern struct pci_ops sh7780_pci_ops;
|
|
|
|
struct pci_channel board_pci_channels[] = {
|
|
{ &sh4_pci_ops, &sh7780_io_resource, &sh7780_mem_resource, 0, 0xff },
|
|
{ NULL, NULL, NULL, 0, 0 },
|
|
};
|
|
EXPORT_SYMBOL(board_pci_channels);
|
|
|
|
static struct sh4_pci_address_map sh7780_pci_map = {
|
|
.window0 = {
|
|
.base = SH7780_CS2_BASE_ADDR,
|
|
.size = 0x04000000,
|
|
},
|
|
|
|
.window1 = {
|
|
.base = SH7780_CS3_BASE_ADDR,
|
|
.size = 0x04000000,
|
|
},
|
|
|
|
.flags = SH4_PCIC_NO_RESET,
|
|
};
|
|
|
|
int __init pcibios_init_platform(void)
|
|
{
|
|
return sh7780_pcic_init(&sh7780_pci_map);
|
|
}
|