diff options
Diffstat (limited to 'arch/arm/mach-versatile/include/mach/system.h')
| -rw-r--r-- | arch/arm/mach-versatile/include/mach/system.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm/mach-versatile/include/mach/system.h b/arch/arm/mach-versatile/include/mach/system.h new file mode 100644 index 00000000000..91fa559c7cc --- /dev/null +++ b/arch/arm/mach-versatile/include/mach/system.h | |||
| @@ -0,0 +1,49 @@ | |||
| 1 | /* | ||
| 2 | * arch/arm/mach-versatile/include/mach/system.h | ||
| 3 | * | ||
| 4 | * Copyright (C) 2003 ARM Limited | ||
| 5 | * Copyright (C) 2000 Deep Blue Solutions Ltd | ||
| 6 | * | ||
| 7 | * This program is free software; you can redistribute it and/or modify | ||
| 8 | * it under the terms of the GNU General Public License as published by | ||
| 9 | * the Free Software Foundation; either version 2 of the License, or | ||
| 10 | * (at your option) any later version. | ||
| 11 | * | ||
| 12 | * This program is distributed in the hope that it will be useful, | ||
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 15 | * GNU General Public License for more details. | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License | ||
| 18 | * along with this program; if not, write to the Free Software | ||
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 20 | */ | ||
| 21 | #ifndef __ASM_ARCH_SYSTEM_H | ||
| 22 | #define __ASM_ARCH_SYSTEM_H | ||
| 23 | |||
| 24 | #include <mach/hardware.h> | ||
| 25 | #include <asm/io.h> | ||
| 26 | #include <mach/platform.h> | ||
| 27 | |||
| 28 | static inline void arch_idle(void) | ||
| 29 | { | ||
| 30 | /* | ||
| 31 | * This should do all the clock switching | ||
| 32 | * and wait for interrupt tricks | ||
| 33 | */ | ||
| 34 | cpu_do_idle(); | ||
| 35 | } | ||
| 36 | |||
| 37 | static inline void arch_reset(char mode) | ||
| 38 | { | ||
| 39 | u32 val; | ||
| 40 | |||
| 41 | val = __raw_readl(IO_ADDRESS(VERSATILE_SYS_RESETCTL)) & ~0x7; | ||
| 42 | val |= 0x105; | ||
| 43 | |||
| 44 | __raw_writel(0xa05f, IO_ADDRESS(VERSATILE_SYS_LOCK)); | ||
| 45 | __raw_writel(val, IO_ADDRESS(VERSATILE_SYS_RESETCTL)); | ||
| 46 | __raw_writel(0, IO_ADDRESS(VERSATILE_SYS_LOCK)); | ||
| 47 | } | ||
| 48 | |||
| 49 | #endif | ||
