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[ARM] mmp: rename irq.c to irq-pxa168.c to allow other SoC IRQ chips

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Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Eric Miao
2010-01-05 15:06:37 +08:00
parent e6dac5e1b6
commit 978da5bcdb
2 changed files with 3 additions and 3 deletions
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55
arch/arm/mach-mmp/irq.c
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@@ -1,55 +0,0 @@
/*
* linux/arch/arm/mach-mmp/irq.c
*
* Generic IRQ handling, GPIO IRQ demultiplexing, etc.
*
* Author: Bin Yang <bin.yang@marvell.com>
* Created: Sep 30, 2008
* Copyright: Marvell International Ltd.
*
* 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/init.h>
#include <linux/irq.h>
#include <linux/io.h>
#include <mach/regs-icu.h>
#include "common.h"
#define IRQ_ROUTE_TO_AP (ICU_INT_CONF_AP_INT | ICU_INT_CONF_IRQ)
#define PRIORITY_DEFAULT 0x1
#define PRIORITY_NONE 0x0 /* means IRQ disabled */
static void icu_mask_irq(unsigned int irq)
{
__raw_writel(PRIORITY_NONE, ICU_INT_CONF(irq));
}
static void icu_unmask_irq(unsigned int irq)
{
__raw_writel(IRQ_ROUTE_TO_AP | PRIORITY_DEFAULT, ICU_INT_CONF(irq));
}
static struct irq_chip icu_irq_chip = {
.name = "icu_irq",
.ack = icu_mask_irq,
.mask = icu_mask_irq,
.unmask = icu_unmask_irq,
};
void __init icu_init_irq(void)
{
int irq;
for (irq = 0; irq < 64; irq++) {
icu_mask_irq(irq);
set_irq_chip(irq, &icu_irq_chip);
set_irq_handler(irq, handle_level_irq);
set_irq_flags(irq, IRQF_VALID);
}
}