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Revision 1.5, Mon May 29 16:35:25 2006 UTC (11 years, 4 months ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.4: +3 -14 lines 

Merge up to 2.6.17-rc5.
Merge of 2.6.x-xfs-melb:linux:26065a by kenmcd.

/*
 * Copied from linux/include/asm-arm/arch-sa1100/system.h
 * Copyright (c) 1999 Nicolas Pitre <nico@cam.org>
 */
#ifndef __ASM_ARCH_SYSTEM_H
#define __ASM_ARCH_SYSTEM_H
#include <linux/config.h>
#include <linux/clk.h>

#include <asm/mach-types.h>
#include <asm/hardware.h>

#ifndef CONFIG_MACH_VOICEBLUE
#define voiceblue_reset()		do {} while (0)
#endif

extern void omap_prcm_arch_reset(char mode);

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

static inline void omap1_arch_reset(char mode)
{
	/*
	 * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28
	 * "Global Software Reset Affects Traffic Controller Frequency".
	 */
	if (cpu_is_omap5912()) {
		omap_writew(omap_readw(DPLL_CTL) & ~(1 << 4),
				 DPLL_CTL);
		omap_writew(0x8, ARM_RSTCT1);
	}

	if (machine_is_voiceblue())
		voiceblue_reset();
	else
		omap_writew(1, ARM_RSTCT1);
}

static inline void arch_reset(char mode)
{
	if (!cpu_is_omap24xx())
		omap1_arch_reset(mode);
	else
		omap_prcm_arch_reset(mode);
}

#endif