74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
/*
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* linux/arch/sh/drivers/pci/ops-sdk7780.c
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*
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* Copyright (C) 2006 Nobuhiro Iwamatsu
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*
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* PCI initialization for the SDK7780SE03
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*
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* May be copied or modified under the terms of the GNU General Public
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* License. See linux/COPYING for more information.
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/pci.h>
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#include <asm/sdk7780.h>
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#include <asm/io.h>
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#include "pci-sh4.h"
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/* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */
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static char sdk7780_irq_tab[4][16] __initdata = {
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/* INTA */
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{ 65, 68, 67, 68, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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/* INTB */
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{ 66, 65, -1, 65, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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/* INTC */
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{ 67, 66, -1, 66, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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/* INTD */
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{ 68, 67, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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};
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int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
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{
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return sdk7780_irq_tab[pin-1][slot];
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}
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static struct resource sdk7780_io_resource = {
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.name = "SH7780_IO",
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.start = SH7780_PCI_IO_BASE,
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.end = SH7780_PCI_IO_BASE + SH7780_PCI_IO_SIZE - 1,
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.flags = IORESOURCE_IO
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};
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static struct resource sdk7780_mem_resource = {
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.name = "SH7780_mem",
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.start = SH7780_PCI_MEMORY_BASE,
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.end = SH7780_PCI_MEMORY_BASE + SH7780_PCI_MEM_SIZE - 1,
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.flags = IORESOURCE_MEM
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};
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struct pci_channel board_pci_channels[] = {
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{ &sh4_pci_ops, &sdk7780_io_resource, &sdk7780_mem_resource, 0, 0xff },
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{ NULL, NULL, NULL, 0, 0 },
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};
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EXPORT_SYMBOL(board_pci_channels);
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static struct sh4_pci_address_map sdk7780_pci_map = {
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.window0 = {
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.base = SH7780_CS2_BASE_ADDR,
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.size = 0x04000000,
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},
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.window1 = {
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.base = SH7780_CS3_BASE_ADDR,
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.size = 0x04000000,
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},
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.flags = SH4_PCIC_NO_RESET,
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};
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int __init pcibios_init_platform(void)
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{
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printk(KERN_INFO "SH7780 PCI: Finished initializing PCI controller\n");
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return sh7780_pcic_init(&sdk7780_pci_map);
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}
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