aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-u300/include/mach/system.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-u300/include/mach/system.h')
-rw-r--r--arch/arm/mach-u300/include/mach/system.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/mach-u300/include/mach/system.h b/arch/arm/mach-u300/include/mach/system.h
new file mode 100644
index 000000000000..8daf13634ce0
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/system.h
@@ -0,0 +1,42 @@
1/*
2 *
3 * arch/arm/mach-u300/include/mach/system.h
4 *
5 *
6 * Copyright (C) 2007-2009 ST-Ericsson AB
7 * License terms: GNU General Public License (GPL) version 2
8 * System shutdown and reset functions.
9 * Author: Linus Walleij <linus.walleij@stericsson.com>
10 */
11#include <mach/hardware.h>
12#include <asm/io.h>
13#include <asm/hardware/vic.h>
14#include <asm/irq.h>
15
16/* Forward declare this function from the watchdog */
17void coh901327_watchdog_reset(void);
18
19static inline void arch_idle(void)
20{
21 cpu_do_idle();
22}
23
24static void arch_reset(char mode, const char *cmd)
25{
26 switch (mode) {
27 case 's':
28 case 'h':
29 printk(KERN_CRIT "RESET: shutting down/rebooting system\n");
30 /* Disable interrupts */
31 local_irq_disable();
32#ifdef CONFIG_COH901327_WATCHDOG
33 coh901327_watchdog_reset();
34#endif
35 break;
36 default:
37 /* Do nothing */
38 break;
39 }
40 /* Wait for system do die/reset. */
41 while (1);
42}