| /* |
| * (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__ */ |
