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Commit 782d8a3c authored by Kukjin Kim's avatar Kukjin Kim
Browse files

ARM: SAMSUNG: Update the name of regarding Samsung GPIO



According to gpio-samsung.c, this patch updates the name of
regarding Samsung GPIO. Basically the samsung_xxx prefix is
used in gpio-samsung.c instead of s3c_xxx, because unified
name can reduce its complexity.

Note: some s3c_xxx stil remains because it is used widely.
It will be updated next time.

Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 1b39d5f2
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+1 −1
Original line number Diff line number Diff line
@@ -53,7 +53,7 @@ static inline void s3c_pm_restored_gpios(void)
	/* nothing here yet */
}

static inline void s3c_pm_saved_gpios(void)
static inline void samsung_pm_saved_gpios(void)
{
	/* nothing here yet */
}
+1 −98
Original line number Diff line number Diff line
/* 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.
*/

#ifndef __MACH_GPIO_FNS_H
#define __MACH_GPIO_FNS_H __FILE__

/* 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.
*/

#include <plat/gpio-cfg.h>

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);
}

/* 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.
*/

extern unsigned int s3c2410_gpio_getcfg(unsigned int pin);

/* 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
*/

extern int s3c2410_gpio_getirq(unsigned int pin);

/* 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)
 *
 *
*/

extern int s3c2410_gpio_irqfilter(unsigned int pin, unsigned int on,
				  unsigned int config);

/* 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.
 */

/* 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);
*/

extern void s3c2410_gpio_pullup(unsigned int pin, unsigned int to);

extern void s3c2410_gpio_setpin(unsigned int pin, unsigned int to);

extern unsigned int s3c2410_gpio_getpin(unsigned int pin);

#endif /* __MACH_GPIO_FNS_H */
#include <plat/gpio-fns.h>
+3 −3
Original line number Diff line number Diff line
@@ -17,11 +17,11 @@

#include <mach/regs-gpio.h>

extern struct s3c_gpio_chip s3c24xx_gpios[];
extern struct samsung_gpio_chip s3c24xx_gpios[];

static inline struct s3c_gpio_chip *s3c_gpiolib_getchip(unsigned int pin)
static inline struct samsung_gpio_chip *samsung_gpiolib_getchip(unsigned int pin)
{
	struct s3c_gpio_chip *chip;
	struct samsung_gpio_chip *chip;

	if (pin > S3C_GPIO_END)
		return NULL;
+1 −1
Original line number Diff line number Diff line
@@ -64,4 +64,4 @@ static inline void s3c_pm_arch_update_uart(void __iomem *regs,
}

static inline void s3c_pm_restored_gpios(void) { }
static inline void s3c_pm_saved_gpios(void) { }
static inline void samsung_pm_saved_gpios(void) { }
+2 −2
Original line number Diff line number Diff line
@@ -72,8 +72,8 @@ void __init s3c2410_init_uarts(struct s3c2410_uartcfg *cfg, int no)

void __init s3c2410_map_io(void)
{
	s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
	s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
	s3c24xx_gpiocfg_default.set_pull = s3c24xx_gpio_setpull_1up;
	s3c24xx_gpiocfg_default.get_pull = s3c24xx_gpio_getpull_1up;

	iotable_init(s3c2410_iodesc, ARRAY_SIZE(s3c2410_iodesc));
}
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