1/*
2 * include/asm-arm/arch-s3c2410/system.h
3 *
4 * Copyright (C) 2006 Simtec Electronics
5 *	Ben Dooks <ben@simtec.co.uk>
6 *
7 * KS8695 - System function defines and includes
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 */
13
14#ifndef __ASM_ARCH_SYSTEM_H
15#define __ASM_ARCH_SYSTEM_H
16
17#include <asm/io.h>
18#include <asm/arch/regs-timer.h>
19
20static void arch_idle(void)
21{
22	/*
23	 * This should do all the clock switching
24	 * and wait for interrupt tricks,
25	 */
26	cpu_do_idle();
27
28}
29
30static void arch_reset(char mode)
31{
32	unsigned int reg;
33
34	if (mode == 's')
35		cpu_reset(0);
36
37	/* disable timer0 */
38	reg = __raw_readl(KS8695_TMR_VA + KS8695_TMCON);
39	__raw_writel(reg & ~TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON);
40
41	/* enable watchdog mode */
42	__raw_writel((10 << 8) | T0TC_WATCHDOG, KS8695_TMR_VA + KS8695_T0TC);
43
44	/* re-enable timer0 */
45	__raw_writel(reg | TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON);
46}
47
48#endif
49