Ben Dooks | a21765a | 2007-02-11 18:31:01 +0100 | [diff] [blame] | 1 | /* linux/include/asm-arm/plat-s3c24xx/pm.h |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Ben Dooks | 0033a2f | 2006-09-19 09:51:32 +0100 | [diff] [blame] | 37 | /* per-cpu sleep functions */ |
| 38 | |
| 39 | extern void (*pm_cpu_prep)(void); |
| 40 | extern void (*pm_cpu_sleep)(void); |
| 41 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | /* Flags for PM Control */ |
| 43 | |
| 44 | extern unsigned long s3c_pm_flags; |
| 45 | |
| 46 | /* from sleep.S */ |
| 47 | |
Ben Dooks | 58095d7 | 2006-09-16 00:04:23 +0100 | [diff] [blame] | 48 | extern int s3c2410_cpu_save(unsigned long *saveblk); |
| 49 | extern void s3c2410_cpu_suspend(void); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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); |
Ben Dooks | 1e582fc | 2006-09-16 00:01:39 +0100 | [diff] [blame] | 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 |