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Merge branch 'next-s3c-pm' of git://aeryn.fluff.org.uk/bjdooks/linux …
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| Original file line number | Diff line number | Diff line change |
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| /* arch/arm/mach-s3c2410/include/mach/gpio-nrs.h | ||
| * | ||
| * Copyright (c) 2008 Simtec Electronics | ||
| * http://armlinux.simtec.co.uk/ | ||
| * Ben Dooks <ben@simtec.co.uk> | ||
| * | ||
| * S3C2410 - GPIO bank numbering | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License version 2 as | ||
| * published by the Free Software Foundation. | ||
| */ | ||
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| #define S3C2410_GPIONO(bank,offset) ((bank) + (offset)) | ||
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| #define S3C2410_GPIO_BANKA (32*0) | ||
| #define S3C2410_GPIO_BANKB (32*1) | ||
| #define S3C2410_GPIO_BANKC (32*2) | ||
| #define S3C2410_GPIO_BANKD (32*3) | ||
| #define S3C2410_GPIO_BANKE (32*4) | ||
| #define S3C2410_GPIO_BANKF (32*5) | ||
| #define S3C2410_GPIO_BANKG (32*6) | ||
| #define S3C2410_GPIO_BANKH (32*7) |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,174 @@ | ||
| /* linux/include/asm-arm/plat-s3c24xx/pm.h | ||
| * | ||
| * Copyright (c) 2004 Simtec Electronics | ||
| * http://armlinux.simtec.co.uk/ | ||
| * Written by Ben Dooks, <ben@simtec.co.uk> | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License version 2 as | ||
| * published by the Free Software Foundation. | ||
| */ | ||
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| /* s3c_pm_init | ||
| * | ||
| * called from board at initialisation time to setup the power | ||
| * management | ||
| */ | ||
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| #ifdef CONFIG_PM | ||
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| extern __init int s3c_pm_init(void); | ||
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| #else | ||
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| static inline int s3c_pm_init(void) | ||
| { | ||
| return 0; | ||
| } | ||
| #endif | ||
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| /* configuration for the IRQ mask over sleep */ | ||
| extern unsigned long s3c_irqwake_intmask; | ||
| extern unsigned long s3c_irqwake_eintmask; | ||
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| /* IRQ masks for IRQs allowed to go to sleep (see irq.c) */ | ||
| extern unsigned long s3c_irqwake_intallow; | ||
| extern unsigned long s3c_irqwake_eintallow; | ||
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| /* per-cpu sleep functions */ | ||
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| extern void (*pm_cpu_prep)(void); | ||
| extern void (*pm_cpu_sleep)(void); | ||
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| /* Flags for PM Control */ | ||
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| extern unsigned long s3c_pm_flags; | ||
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| /* from sleep.S */ | ||
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| extern int s3c_cpu_save(unsigned long *saveblk); | ||
| extern void s3c_cpu_resume(void); | ||
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| extern void s3c2410_cpu_suspend(void); | ||
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| extern unsigned long s3c_sleep_save_phys; | ||
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| /* sleep save info */ | ||
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| /** | ||
| * struct sleep_save - save information for shared peripherals. | ||
| * @reg: Pointer to the register to save. | ||
| * @val: Holder for the value saved from reg. | ||
| * | ||
| * This describes a list of registers which is used by the pm core and | ||
| * other subsystem to save and restore register values over suspend. | ||
| */ | ||
| struct sleep_save { | ||
| void __iomem *reg; | ||
| unsigned long val; | ||
| }; | ||
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| #define SAVE_ITEM(x) \ | ||
| { .reg = (x) } | ||
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| /** | ||
| * struct pm_uart_save - save block for core UART | ||
| * @ulcon: Save value for S3C2410_ULCON | ||
| * @ucon: Save value for S3C2410_UCON | ||
| * @ufcon: Save value for S3C2410_UFCON | ||
| * @umcon: Save value for S3C2410_UMCON | ||
| * @ubrdiv: Save value for S3C2410_UBRDIV | ||
| * | ||
| * Save block for UART registers to be held over sleep and restored if they | ||
| * are needed (say by debug). | ||
| */ | ||
| struct pm_uart_save { | ||
| u32 ulcon; | ||
| u32 ucon; | ||
| u32 ufcon; | ||
| u32 umcon; | ||
| u32 ubrdiv; | ||
| }; | ||
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| /* helper functions to save/restore lists of registers. */ | ||
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| extern void s3c_pm_do_save(struct sleep_save *ptr, int count); | ||
| extern void s3c_pm_do_restore(struct sleep_save *ptr, int count); | ||
| extern void s3c_pm_do_restore_core(struct sleep_save *ptr, int count); | ||
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| #ifdef CONFIG_PM | ||
| extern int s3c_irqext_wake(unsigned int irqno, unsigned int state); | ||
| extern int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state); | ||
| extern int s3c24xx_irq_resume(struct sys_device *dev); | ||
| #else | ||
| #define s3c_irqext_wake NULL | ||
| #define s3c24xx_irq_suspend NULL | ||
| #define s3c24xx_irq_resume NULL | ||
| #endif | ||
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| /* PM debug functions */ | ||
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| #ifdef CONFIG_S3C2410_PM_DEBUG | ||
| /** | ||
| * s3c_pm_dbg() - low level debug function for use in suspend/resume. | ||
| * @msg: The message to print. | ||
| * | ||
| * This function is used mainly to debug the resume process before the system | ||
| * can rely on printk/console output. It uses the low-level debugging output | ||
| * routine printascii() to do its work. | ||
| */ | ||
| extern void s3c_pm_dbg(const char *msg, ...); | ||
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| #define S3C_PMDBG(fmt...) s3c_pm_dbg(fmt) | ||
| #else | ||
| #define S3C_PMDBG(fmt...) printk(KERN_DEBUG fmt) | ||
| #endif | ||
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| /* suspend memory checking */ | ||
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| #ifdef CONFIG_S3C2410_PM_CHECK | ||
| extern void s3c_pm_check_prepare(void); | ||
| extern void s3c_pm_check_restore(void); | ||
| extern void s3c_pm_check_cleanup(void); | ||
| extern void s3c_pm_check_store(void); | ||
| #else | ||
| #define s3c_pm_check_prepare() do { } while(0) | ||
| #define s3c_pm_check_restore() do { } while(0) | ||
| #define s3c_pm_check_cleanup() do { } while(0) | ||
| #define s3c_pm_check_store() do { } while(0) | ||
| #endif | ||
|
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| /** | ||
| * s3c_pm_configure_extint() - ensure pins are correctly set for IRQ | ||
| * | ||
| * Setup all the necessary GPIO pins for waking the system on external | ||
| * interrupt. | ||
| */ | ||
| extern void s3c_pm_configure_extint(void); | ||
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| /** | ||
| * s3c_pm_restore_gpios() - restore the state of the gpios after sleep. | ||
| * | ||
| * Restore the state of the GPIO pins after sleep, which may involve ensuring | ||
| * that we do not glitch the state of the pins from that the bootloader's | ||
| * resume code has done. | ||
| */ | ||
| extern void s3c_pm_restore_gpios(void); | ||
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| /** | ||
| * s3c_pm_save_gpios() - save the state of the GPIOs for restoring after sleep. | ||
| * | ||
| * Save the GPIO states for resotration on resume. See s3c_pm_restore_gpios(). | ||
| */ | ||
| extern void s3c_pm_save_gpios(void); | ||
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| /** | ||
| * s3c_pm_cb_flushcache - callback for assembly code | ||
| * | ||
| * Callback to issue flush_cache_all() as this call is | ||
| * not a directly callable object. | ||
| */ | ||
| extern void s3c_pm_cb_flushcache(void); | ||
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| extern void s3c_pm_save_core(void); | ||
| extern void s3c_pm_restore_core(void); |
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