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/*
* arch/arch/mach-ixp4xx/wg302v2-pci.c
*
* PCI setup routines for the Netgear WG302 v2 and WAG302 v2
*
* Copyright (C) 2007 Imre Kaloz <kaloz@openwrt.org>
*
* based on coyote-pci.c:
* Copyright (C) 2002 Jungo Software Technologies.
* Copyright (C) 2003 MontaVista Software, Inc.
*
* Maintainer: Imre Kaloz <kaloz@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/irq.h>
#include <asm/mach-types.h>
#include <asm/arch/hardware.h>
#include <asm/mach/pci.h>
void __init wg302v2_pci_preinit(void)
{
set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW);
set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW);
ixp4xx_pci_preinit();
}
static int __init wg302v2_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
if (slot == 1)
return IRQ_IXP4XX_GPIO8;
else if (slot == 2)
return IRQ_IXP4XX_GPIO9;
else return -1;
}
struct hw_pci wg302v2_pci __initdata = {
.nr_controllers = 1,
.preinit = wg302v2_pci_preinit,
.swizzle = pci_std_swizzle,
.setup = ixp4xx_setup,
.scan = ixp4xx_scan_bus,
.map_irq = wg302v2_map_irq,
};
int __init wg302v2_pci_init(void)
{
if (machine_is_wg302v2())
pci_common_init(&wg302v2_pci);
return 0;
}
subsys_initcall(wg302v2_pci_init);
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