| viresh kumar | bf976b5 | 2010-04-01 12:30:42 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * arch/arm/plat-spear/include/plat/system.h |
| 3 | * |
| 4 | * SPEAr platform specific architecture functions |
| 5 | * |
| 6 | * Copyright (C) 2009 ST Microelectronics |
| 7 | * Viresh Kumar<viresh.kumar@st.com> |
| 8 | * |
| 9 | * This file is licensed under the terms of the GNU General Public |
| 10 | * License version 2. This program is licensed "as is" without any |
| 11 | * warranty of any kind, whether express or implied. |
| 12 | */ |
| 13 | |
| 14 | #ifndef __PLAT_SYSTEM_H |
| 15 | #define __PLAT_SYSTEM_H |
| 16 | |
| 17 | #include <asm/hardware/sp810.h> |
| 18 | #include <linux/io.h> |
| 19 | #include <mach/spear.h> |
| 20 | |
| 21 | static inline void arch_idle(void) |
| 22 | { |
| 23 | /* |
| 24 | * This should do all the clock switching |
| 25 | * and wait for interrupt tricks |
| 26 | */ |
| 27 | cpu_do_idle(); |
| 28 | } |
| 29 | |
| 30 | static inline void arch_reset(char mode, const char *cmd) |
| 31 | { |
| 32 | if (mode == 's') { |
| 33 | /* software reset, Jump into ROM at address 0 */ |
| 34 | cpu_reset(0); |
| 35 | } else { |
| 36 | /* hardware reset, Use on-chip reset capability */ |
| 37 | sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE); |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | #endif /* __PLAT_SYSTEM_H */ |