android_kernel_xiaomi_sm8350/arch/arm/mach-ixp4xx/ixdp425-pci.c
Michael-Luke Jones 6e98a2f88e [ARM] 4031/1: Remove references to the Avila in ixdp425 setup code
This patch removes references to the Gateworks Avila Network
Platform in the ixdp425 setup code. Avila setup should occur
separately now that a CF ATA device driver is available.

Signed-off-by: Michael-Luke Jones <mlj28@cam.ac.uk>
Signed-off-by: Deepak Saxena <dsaxena@plexity.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-02-06 16:46:46 +00:00

76 lines
1.7 KiB
C

/*
* arch/arm/mach-ixp4xx/ixdp425-pci.c
*
* IXDP425 board-level PCI initialization
*
* Copyright (C) 2002 Intel Corporation.
* Copyright (C) 2003-2004 MontaVista Software, Inc.
*
* Maintainer: Deepak Saxena <dsaxena@plexity.net>
*
* 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 <linux/delay.h>
#include <asm/mach/pci.h>
#include <asm/irq.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
void __init ixdp425_pci_preinit(void)
{
set_irq_type(IRQ_IXDP425_PCI_INTA, IRQT_LOW);
set_irq_type(IRQ_IXDP425_PCI_INTB, IRQT_LOW);
set_irq_type(IRQ_IXDP425_PCI_INTC, IRQT_LOW);
set_irq_type(IRQ_IXDP425_PCI_INTD, IRQT_LOW);
ixp4xx_pci_preinit();
}
static int __init ixdp425_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
static int pci_irq_table[IXDP425_PCI_IRQ_LINES] = {
IRQ_IXDP425_PCI_INTA,
IRQ_IXDP425_PCI_INTB,
IRQ_IXDP425_PCI_INTC,
IRQ_IXDP425_PCI_INTD
};
int irq = -1;
if (slot >= 1 && slot <= IXDP425_PCI_MAX_DEV &&
pin >= 1 && pin <= IXDP425_PCI_IRQ_LINES) {
irq = pci_irq_table[(slot + pin - 2) % 4];
}
return irq;
}
struct hw_pci ixdp425_pci __initdata = {
.nr_controllers = 1,
.preinit = ixdp425_pci_preinit,
.swizzle = pci_std_swizzle,
.setup = ixp4xx_setup,
.scan = ixp4xx_scan_bus,
.map_irq = ixdp425_map_irq,
};
int __init ixdp425_pci_init(void)
{
if (machine_is_ixdp425() || machine_is_ixcdp1100() ||
machine_is_ixdp465())
pci_common_init(&ixdp425_pci);
return 0;
}
subsys_initcall(ixdp425_pci_init);