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1/* linux/arch/arm/mach-s3c2410/pm.h
2 *
3 * Copyright (c) 2004 Simtec Electronics
4 * Written by Ben Dooks, <ben@simtec.co.uk>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9*/
10
11/* s3c2410_pm_init
12 *
13 * called from board at initialisation time to setup the power
14 * management
15*/
16
17#ifdef CONFIG_PM
18
19extern __init int s3c2410_pm_init(void);
20
21#else
22
23static inline int s3c2410_pm_init(void)
24{
25 return 0;
26}
27#endif
28
29/* configuration for the IRQ mask over sleep */
30extern unsigned long s3c_irqwake_intmask;
31extern unsigned long s3c_irqwake_eintmask;
32
33/* IRQ masks for IRQs allowed to go to sleep (see irq.c) */
34extern unsigned long s3c_irqwake_intallow;
35extern unsigned long s3c_irqwake_eintallow;
36
37/* Flags for PM Control */
38
39extern unsigned long s3c_pm_flags;
40
41/* from sleep.S */
42
43extern void s3c2410_cpu_suspend(unsigned long *saveblk);
44extern void s3c2410_cpu_resume(void);
45
46extern unsigned long s3c2410_sleep_save_phys;
47
48/* sleep save info */
49
50struct sleep_save {
51 void __iomem *reg;
52 unsigned long val;
53};
54
55#define SAVE_ITEM(x) \
56 { .reg = (x) }
57
58extern void s3c2410_pm_do_save(struct sleep_save *ptr, int count);
59extern void s3c2410_pm_do_restore(struct sleep_save *ptr, int count);