35 lines
890 B
C
35 lines
890 B
C
/* arch/arm/mach-s3c24100/include/mach/gpio-core.h
|
|
*
|
|
* Copyright 2008 Openmoko, Inc.
|
|
* Copyright 2008 Simtec Electronics
|
|
* Ben Dooks <ben@simtec.co.uk>
|
|
* http://armlinux.simtec.co.uk/
|
|
*
|
|
* S3C2410 - GPIO core support
|
|
*
|
|
* 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 __ASM_ARCH_GPIO_CORE_H
|
|
#define __ASM_ARCH_GPIO_CORE_H __FILE__
|
|
|
|
#include <plat/gpio-core.h>
|
|
#include <mach/regs-gpio.h>
|
|
|
|
extern struct s3c_gpio_chip s3c24xx_gpios[];
|
|
|
|
static inline struct s3c_gpio_chip *s3c_gpiolib_getchip(unsigned int pin)
|
|
{
|
|
struct s3c_gpio_chip *chip;
|
|
|
|
if (pin > S3C2410_GPG10)
|
|
return NULL;
|
|
|
|
chip = &s3c24xx_gpios[pin/32];
|
|
return (S3C2410_GPIO_OFFSET(pin) > chip->chip.ngpio) ? chip : NULL;
|
|
}
|
|
|
|
#endif /* __ASM_ARCH_GPIO_CORE_H */
|