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Merge up to 2.6.24-rc3
Merge of 2.6.x-xfs-melb:linux:30183b by kenmcd.

/*
 * arch/arm/mach-at91/at91x40.c
 *
 * (C) Copyright 2007, Greg Ungerer <gerg@snapgear.com>
 * Copyright (C) 2005 SAN People
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/irq.h>
#include <asm/mach/arch.h>
#include <asm/arch/at91x40.h>
#include <asm/arch/at91_st.h>
#include "generic.h"

/*
 * This is used in the gpio code, stub locally.
 */
int clk_enable(struct clk *clk)
{
	return 0;
}

void __init at91x40_initialize(unsigned long main_clock)
{
	at91_extern_irq = (1 << AT91X40_ID_IRQ0) | (1 << AT91X40_ID_IRQ1)
			| (1 << AT91X40_ID_IRQ2);
}

/*
 * The default interrupt priority levels (0 = lowest, 7 = highest).
 */
static unsigned int at91x40_default_irq_priority[NR_AIC_IRQS] __initdata = {
	7,	/* Advanced Interrupt Controller (FIQ) */
	0,	/* System Peripherals */
	0,	/* USART 0 */
	0,	/* USART 1 */
	2,	/* Timer Counter 0 */
	2,	/* Timer Counter 1 */
	2,	/* Timer Counter 2 */
	0,	/* Watchdog timer */
	0,	/* Parallel IO Controller A */
	0,	/* Reserved */
	0,	/* Reserved */
	0,	/* Reserved */
	0,	/* Reserved */
	0,	/* Reserved */
	0,	/* Reserved */
	0,	/* Reserved */
	0,	/* External IRQ0 */
	0,	/* External IRQ1 */
	0,	/* External IRQ2 */
};

void __init at91x40_init_interrupts(unsigned int priority[NR_AIC_IRQS])
{
	if (!priority)
		priority = at91x40_default_irq_priority;

	at91_aic_init(priority);
}