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Diffstat (limited to 'include/asm-arm/arch-realview/system.h')
-rw-r--r-- | include/asm-arm/arch-realview/system.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/include/asm-arm/arch-realview/system.h b/include/asm-arm/arch-realview/system.h new file mode 100644 index 000000000000..9f8fcbca0869 --- /dev/null +++ b/include/asm-arm/arch-realview/system.h | |||
@@ -0,0 +1,51 @@ | |||
1 | /* | ||
2 | * linux/include/asm-arm/arch-realview/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 <asm/hardware.h> | ||
25 | #include <asm/io.h> | ||
26 | #include <asm/arch/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 | unsigned int hdr_ctrl = (IO_ADDRESS(REALVIEW_SYS_BASE) + REALVIEW_SYS_RESETCTL_OFFSET); | ||
40 | unsigned int val; | ||
41 | |||
42 | /* | ||
43 | * To reset, we hit the on-board reset register | ||
44 | * in the system FPGA | ||
45 | */ | ||
46 | val = __raw_readl(hdr_ctrl); | ||
47 | val |= REALVIEW_SYS_CTRL_RESET_CONFIGCLR; | ||
48 | __raw_writel(val, hdr_ctrl); | ||
49 | } | ||
50 | |||
51 | #endif | ||