[people/ms/u-boot.git] / arch / arm / include / asm / arch-nomadik / gpio.h

/*
 * (C) Copyright 2009 Alessandro Rubini
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */
#ifndef __NMK_GPIO_H__
#define __NMK_GPIO_H__

/*
 * These functions are called from the soft-i2c driver, but
 * are also used by board files to set output bits.
 */

enum nmk_af { /* alternate function settings */
	GPIO_GPIO = 0,
	GPIO_ALT_A,
	GPIO_ALT_B,
	GPIO_ALT_C
};

extern void nmk_gpio_af(int gpio, int alternate_function);
extern void nmk_gpio_dir(int gpio, int dir);
extern void nmk_gpio_set(int gpio, int val);
extern int nmk_gpio_get(int gpio);

#endif /* __NMK_GPIO_H__ */
Commit	Line	Data
60cbfbfd AR	1	/*
	2	* (C) Copyright 2009 Alessandro Rubini
	3	*
	4	* See file CREDITS for list of people who contributed to this
	5	* project.
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License as
	9	* published by the Free Software Foundation; either version 2 of
	10	* the License, or (at your option) any later version.
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; if not, write to the Free Software
	19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	20	* MA 02111-1307 USA
	21	*/
	22	#ifndef __NMK_GPIO_H__
	23	#define __NMK_GPIO_H__
	24
	25	/*
	26	* These functions are called from the soft-i2c driver, but
	27	* are also used by board files to set output bits.
	28	*/
	29
	30	enum nmk_af { /* alternate function settings */
	31	GPIO_GPIO = 0,
	32	GPIO_ALT_A,
	33	GPIO_ALT_B,
	34	GPIO_ALT_C
	35	};
	36
	37	extern void nmk_gpio_af(int gpio, int alternate_function);
	38	extern void nmk_gpio_dir(int gpio, int dir);
	39	extern void nmk_gpio_set(int gpio, int val);
	40	extern int nmk_gpio_get(int gpio);
	41
	42	#endif /* __NMK_GPIO_H__ */