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m68knommu: use setup_irq() in ColdFire PIT timer 

Use setup_irq() instead of request_irq() to set up system timer
in ColdFire PIT timer code. With the old m68knommu irq code this
was safe, but it is not now within the generic irq framework.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Greg Ungerer 2007-07-27 01:09:00 +10:00 committed by Linus Torvalds
parent 65fdef9303
commit 5c4525da3b
1 changed files with 9 additions and 5 deletions
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14
arch/m68knommu/platform/5307/pit.c
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@ -5,9 +5,8 @@
* hardware timer only exists in the Freescale ColdFire
* 5270/5271, 5282 and other CPUs.
*
* Copyright (C) 1999-2006, Greg Ungerer (gerg@snapgear.com)
* Copyright (C) 1999-2007, Greg Ungerer (gerg@snapgear.com)
* Copyright (C) 2001-2004, SnapGear Inc. (www.snapgear.com)
*
*/
/***************************************************************************/
@ -17,8 +16,8 @@
#include <linux/param.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/coldfire.h>
#include <asm/mcfpit.h>
#include <asm/mcfsim.h>
@ -43,13 +42,18 @@ void coldfire_pit_tick(void)
/***************************************************************************/
static struct irqaction coldfire_pit_irq = {
.name = "timer",
.flags = IRQF_DISABLED | IRQF_TIMER,
};
void coldfire_pit_init(irq_handler_t handler)
{
volatile unsigned char *icrp;
volatile unsigned long *imrp;
request_irq(MCFINT_VECBASE + MCFINT_PIT1, handler, IRQF_DISABLED,
"ColdFire Timer", NULL);
coldfire_pit_irq.handler = handler;
setup_irq(MCFINT_VECBASE + MCFINT_PIT1, &coldfire_pit_irq);
icrp = (volatile unsigned char *) (MCF_IPSBAR + MCFICM_INTC0 +
MCFINTC_ICR0 + MCFINT_PIT1);