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-rw-r--r--include/asm-arm/plat-s3c24xx/pm.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/include/asm-arm/plat-s3c24xx/pm.h b/include/asm-arm/plat-s3c24xx/pm.h
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1/* linux/include/asm-arm/plat-s3c24xx/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/* per-cpu sleep functions */
38
39extern void (*pm_cpu_prep)(void);
40extern void (*pm_cpu_sleep)(void);
41
42/* Flags for PM Control */
43
44extern unsigned long s3c_pm_flags;
45
46/* from sleep.S */
47
48extern int s3c2410_cpu_save(unsigned long *saveblk);
49extern void s3c2410_cpu_suspend(void);
50extern void s3c2410_cpu_resume(void);
51
52extern unsigned long s3c2410_sleep_save_phys;
53
54/* sleep save info */
55
56struct sleep_save {
57 void __iomem *reg;
58 unsigned long val;
59};
60
61#define SAVE_ITEM(x) \
62 { .reg = (x) }
63
64extern void s3c2410_pm_do_save(struct sleep_save *ptr, int count);
65extern void s3c2410_pm_do_restore(struct sleep_save *ptr, int count);
66
67#ifdef CONFIG_PM
68extern int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state);
69extern int s3c24xx_irq_resume(struct sys_device *dev);
70#else
71#define s3c24xx_irq_suspend NULL
72#define s3c24xx_irq_resume NULL
73#endif