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ARM: S3C24XX: Remove obsolete GPIO API declarations
It's safe to empty the plat-samsung/incude/plat/gpio-fns.h header now when all users of those functions have been converted to generic gpiolib API or to s3c_gpio_cfg(). Cc: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Sylwester Nawrocki <sylvester.nawrocki@gmail.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Sylwester Nawrocki
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Kukjin Kim
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Aug 28, 2012
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|---|---|---|
| @@ -1,98 +1 @@ | ||
| /* arch/arm/mach-s3c2410/include/mach/gpio-fns.h | ||
| * | ||
| * Copyright (c) 2003-2009 Simtec Electronics | ||
| * Ben Dooks <ben@simtec.co.uk> | ||
| * | ||
| * S3C2410 - hardware | ||
| * | ||
| * 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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| #ifndef __MACH_GPIO_FNS_H | ||
| #define __MACH_GPIO_FNS_H __FILE__ | ||
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| /* These functions are in the to-be-removed category and it is strongly | ||
| * encouraged not to use these in new code. They will be marked deprecated | ||
| * very soon. | ||
| * | ||
| * Most of the functionality can be either replaced by the gpiocfg calls | ||
| * for the s3c platform or by the generic GPIOlib API. | ||
| * | ||
| * As of 2.6.35-rc, these will be removed, with the few drivers using them | ||
| * either replaced or given a wrapper until the calls can be removed. | ||
| */ | ||
|
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| #include <plat/gpio-cfg.h> | ||
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| static inline void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int cfg) | ||
| { | ||
| /* 1:1 mapping between cfgpin and setcfg calls at the moment */ | ||
| s3c_gpio_cfgpin(pin, cfg); | ||
| } | ||
|
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| /* external functions for GPIO support | ||
| * | ||
| * These allow various different clients to access the same GPIO | ||
| * registers without conflicting. If your driver only owns the entire | ||
| * GPIO register, then it is safe to ioremap/__raw_{read|write} to it. | ||
| */ | ||
|
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| extern unsigned int s3c2410_gpio_getcfg(unsigned int pin); | ||
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| /* s3c2410_gpio_getirq | ||
| * | ||
| * turn the given pin number into the corresponding IRQ number | ||
| * | ||
| * returns: | ||
| * < 0 = no interrupt for this pin | ||
| * >=0 = interrupt number for the pin | ||
| */ | ||
|
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| extern int s3c2410_gpio_getirq(unsigned int pin); | ||
|
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| /* s3c2410_gpio_irqfilter | ||
| * | ||
| * set the irq filtering on the given pin | ||
| * | ||
| * on = 0 => disable filtering | ||
| * 1 => enable filtering | ||
| * | ||
| * config = S3C2410_EINTFLT_PCLK or S3C2410_EINTFLT_EXTCLK orred with | ||
| * width of filter (0 through 63) | ||
| * | ||
| * | ||
| */ | ||
|
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| extern int s3c2410_gpio_irqfilter(unsigned int pin, unsigned int on, | ||
| unsigned int config); | ||
|
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| /* s3c2410_gpio_pullup | ||
| * | ||
| * This call should be replaced with s3c_gpio_setpull(). | ||
| * | ||
| * As a note, there is currently no distinction between pull-up and pull-down | ||
| * in the s3c24xx series devices with only an on/off configuration. | ||
| */ | ||
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| /* s3c2410_gpio_pullup | ||
| * | ||
| * configure the pull-up control on the given pin | ||
| * | ||
| * to = 1 => disable the pull-up | ||
| * 0 => enable the pull-up | ||
| * | ||
| * eg; | ||
| * | ||
| * s3c2410_gpio_pullup(S3C2410_GPB(0), 0); | ||
| * s3c2410_gpio_pullup(S3C2410_GPE(8), 0); | ||
| */ | ||
|
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| extern void s3c2410_gpio_pullup(unsigned int pin, unsigned int to); | ||
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| extern void s3c2410_gpio_setpin(unsigned int pin, unsigned int to); | ||
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| extern unsigned int s3c2410_gpio_getpin(unsigned int pin); | ||
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| #endif /* __MACH_GPIO_FNS_H */ |