// SPDX-License-Identifier: GPL-2.0-only
|
/*
|
* arch/arm/mach-ixp4xx/ixdpg425-pci.c
|
*
|
* PCI setup routines for Intel IXDPG425 Platform
|
*
|
* Copyright (C) 2004 MontaVista Softwrae, Inc.
|
*
|
* Maintainer: Deepak Saxena <dsaxena@plexity.net>
|
*/
|
|
#include <linux/kernel.h>
|
#include <linux/pci.h>
|
#include <linux/init.h>
|
#include <linux/irq.h>
|
|
#include <asm/mach-types.h>
|
#include <mach/hardware.h>
|
|
#include <asm/mach/pci.h>
|
|
#include "irqs.h"
|
|
void __init ixdpg425_pci_preinit(void)
|
{
|
irq_set_irq_type(IRQ_IXP4XX_GPIO6, IRQ_TYPE_LEVEL_LOW);
|
irq_set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW);
|
|
ixp4xx_pci_preinit();
|
}
|
|
static int __init ixdpg425_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
|
{
|
if (slot == 12 || slot == 13)
|
return IRQ_IXP4XX_GPIO7;
|
else if (slot == 14)
|
return IRQ_IXP4XX_GPIO6;
|
else return -1;
|
}
|
|
struct hw_pci ixdpg425_pci __initdata = {
|
.nr_controllers = 1,
|
.ops = &ixp4xx_ops,
|
.preinit = ixdpg425_pci_preinit,
|
.setup = ixp4xx_setup,
|
.map_irq = ixdpg425_map_irq,
|
};
|
|
int __init ixdpg425_pci_init(void)
|
{
|
if (machine_is_ixdpg425())
|
pci_common_init(&ixdpg425_pci);
|
return 0;
|
}
|
|
subsys_initcall(ixdpg425_pci_init);
|
