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Merge up to 2.6.19-rc3
Merge of 2.6.x-xfs-melb:linux:27325b by kenmcd.

/*
 * include/asm-arm/arch-iop32x/system.h
 *
 * Copyright (C) 2001 MontaVista Software, Inc.
 *
 * 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 <asm/mach-types.h>

static inline void arch_idle(void)
{
	cpu_do_idle();
}

static inline void arch_reset(char mode)
{
	local_irq_disable();

	if (machine_is_n2100()) {
		gpio_line_set(N2100_HARDWARE_RESET, GPIO_LOW);
		gpio_line_config(N2100_HARDWARE_RESET, GPIO_OUT);
		while (1)
			;
	}

	*IOP3XX_PCSR = 0x30;

	/* Jump into ROM at address 0 */
	cpu_reset(0);
}