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Merge up to 2.6.27-rc8
Merge of 2.6.x-xfs-melb:linux:32254b by kenmcd.

/*
 *  arch/arm/mach-realview/include/mach/system.h
 *
 *  Copyright (C) 2003 ARM Limited
 *  Copyright (C) 2000 Deep Blue Solutions Ltd
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#ifndef __ASM_ARCH_SYSTEM_H
#define __ASM_ARCH_SYSTEM_H

#include <mach/hardware.h>
#include <asm/io.h>
#include <mach/platform.h>

static inline void arch_idle(void)
{
	/*
	 * This should do all the clock switching
	 * and wait for interrupt tricks
	 */
	cpu_do_idle();
}

static inline void arch_reset(char mode)
{
	void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_RESETCTL_OFFSET;
	unsigned int val;

	/*
	 * To reset, we hit the on-board reset register
	 * in the system FPGA
	 */
	val = __raw_readl(hdr_ctrl);
	val |= REALVIEW_SYS_CTRL_RESET_CONFIGCLR;
	__raw_writel(val, hdr_ctrl);
}

#endif