Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[linux-2.6] / include / asm-arm / arch-ks8695 / system.h
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
20 static 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
30 static 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