diff options
Diffstat (limited to 'arch/arm/plat-s3c24xx/include/plat/pm.h')
-rw-r--r-- | arch/arm/plat-s3c24xx/include/plat/pm.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c24xx/include/plat/pm.h b/arch/arm/plat-s3c24xx/include/plat/pm.h new file mode 100644 index 000000000000..cc623667e48a --- /dev/null +++ b/arch/arm/plat-s3c24xx/include/plat/pm.h | |||
@@ -0,0 +1,73 @@ | |||
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 | |||
19 | extern __init int s3c2410_pm_init(void); | ||
20 | |||
21 | #else | ||
22 | |||
23 | static inline int s3c2410_pm_init(void) | ||
24 | { | ||
25 | return 0; | ||
26 | } | ||
27 | #endif | ||
28 | |||
29 | /* configuration for the IRQ mask over sleep */ | ||
30 | extern unsigned long s3c_irqwake_intmask; | ||
31 | extern unsigned long s3c_irqwake_eintmask; | ||
32 | |||
33 | /* IRQ masks for IRQs allowed to go to sleep (see irq.c) */ | ||
34 | extern unsigned long s3c_irqwake_intallow; | ||
35 | extern unsigned long s3c_irqwake_eintallow; | ||
36 | |||
37 | /* per-cpu sleep functions */ | ||
38 | |||
39 | extern void (*pm_cpu_prep)(void); | ||
40 | extern void (*pm_cpu_sleep)(void); | ||
41 | |||
42 | /* Flags for PM Control */ | ||
43 | |||
44 | extern unsigned long s3c_pm_flags; | ||
45 | |||
46 | /* from sleep.S */ | ||
47 | |||
48 | extern int s3c2410_cpu_save(unsigned long *saveblk); | ||
49 | extern void s3c2410_cpu_suspend(void); | ||
50 | extern void s3c2410_cpu_resume(void); | ||
51 | |||
52 | extern unsigned long s3c2410_sleep_save_phys; | ||
53 | |||
54 | /* sleep save info */ | ||
55 | |||
56 | struct sleep_save { | ||
57 | void __iomem *reg; | ||
58 | unsigned long val; | ||
59 | }; | ||
60 | |||
61 | #define SAVE_ITEM(x) \ | ||
62 | { .reg = (x) } | ||
63 | |||
64 | extern void s3c2410_pm_do_save(struct sleep_save *ptr, int count); | ||
65 | extern void s3c2410_pm_do_restore(struct sleep_save *ptr, int count); | ||
66 | |||
67 | #ifdef CONFIG_PM | ||
68 | extern int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state); | ||
69 | extern int s3c24xx_irq_resume(struct sys_device *dev); | ||
70 | #else | ||
71 | #define s3c24xx_irq_suspend NULL | ||
72 | #define s3c24xx_irq_resume NULL | ||
73 | #endif | ||