diff options
Diffstat (limited to 'arch/arm/mach-gemini/include/mach/system.h')
| -rw-r--r-- | arch/arm/mach-gemini/include/mach/system.h | 37 |
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 new file mode 100644 index 000000000000..bbbd72767a02 --- /dev/null +++ b/arch/arm/mach-gemini/include/mach/system.h @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2001-2006 Storlink, Corp. + * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ +#ifndef __MACH_SYSTEM_H +#define __MACH_SYSTEM_H + +#include <linux/io.h> +#include <mach/hardware.h> +#include <mach/global_reg.h> + +static inline void arch_idle(void) +{ + /* + * Because of broken hardware we have to enable interrupts or the CPU + * will never wakeup... Acctualy it is not very good to enable + * interrupts here since scheduler can miss a tick, but there is + * no other way around this. Platforms that needs it for power saving + * should call enable_hlt() in init code, since by default it is + * disabled. + */ + local_irq_enable(); + cpu_do_idle(); +} + +static inline void arch_reset(char mode) +{ + __raw_writel(RESET_GLOBAL | RESET_CPU1, + IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_RESET); +} + +#endif /* __MACH_SYSTEM_H */ |