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-rw-r--r--arch/arm/mach-gemini/include/mach/system.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-gemini/include/mach/system.h b/arch/arm/mach-gemini/include/mach/system.h
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+++ b/arch/arm/mach-gemini/include/mach/system.h
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1/*
2 * Copyright (C) 2001-2006 Storlink, Corp.
3 * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 */
10#ifndef __MACH_SYSTEM_H
11#define __MACH_SYSTEM_H
12
13#include <linux/io.h>
14#include <mach/hardware.h>
15#include <mach/global_reg.h>
16
17static inline void arch_idle(void)
18{
19 /*
20 * Because of broken hardware we have to enable interrupts or the CPU
21 * will never wakeup... Acctualy it is not very good to enable
22 * interrupts here since scheduler can miss a tick, but there is
23 * no other way around this. Platforms that needs it for power saving
24 * should call enable_hlt() in init code, since by default it is
25 * disabled.
26 */
27 local_irq_enable();
28 cpu_do_idle();
29}
30
31static inline void arch_reset(char mode)
32{
33 __raw_writel(RESET_GLOBAL | RESET_CPU1,
34 IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_RESET);
35}
36
37#endif /* __MACH_SYSTEM_H */