projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| e400bae9 YY |
1 | /* |
| 2 | * Include file for NEC VR4100 series General-purpose I/O Unit. | |
| 3 | * | |
| ada8e951 | 4 | * Copyright (C) 2005-2009 Yoichi Yuasa <yuasa@linux-mips.org> |
| e400bae9 YY |
5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify | |
| 7 | * it under the terms of the GNU General Public License as published by | |
| 8 | * the Free Software Foundation; either version 2 of the License, or | |
| 9 | * (at your option) any later version. | |
| 10 | * | |
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | * GNU General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU General Public License | |
| 17 | * along with this program; if not, write to the Free Software | |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 19 | */ | |
| 20 | #ifndef __NEC_VR41XX_GIU_H | |
| 21 | #define __NEC_VR41XX_GIU_H | |
| 22 | ||
| 44173fb2 YY |
23 | /* |
| 24 | * NEC VR4100 series GIU platform device IDs. | |
| 25 | */ | |
| 26 | enum { | |
| 27 | GPIO_50PINS_PULLUPDOWN, | |
| 28 | GPIO_36PINS, | |
| 29 | GPIO_48PINS_EDGE_SELECT, | |
| 30 | }; | |
| 31 | ||
| e400bae9 YY |
32 | typedef enum { |
| 33 | IRQ_TRIGGER_LEVEL, | |
| 34 | IRQ_TRIGGER_EDGE, | |
| 35 | IRQ_TRIGGER_EDGE_FALLING, | |
| 36 | IRQ_TRIGGER_EDGE_RISING, | |
| 37 | } irq_trigger_t; | |
| 38 | ||
| 39 | typedef enum { | |
| 40 | IRQ_SIGNAL_THROUGH, | |
| 41 | IRQ_SIGNAL_HOLD, | |
| 42 | } irq_signal_t; | |
| 43 | ||
| 27fdd325 YY |
44 | extern void vr41xx_set_irq_trigger(unsigned int pin, irq_trigger_t trigger, |
| 45 | irq_signal_t signal); | |
| e400bae9 YY |
46 | |
| 47 | typedef enum { | |
| 48 | IRQ_LEVEL_LOW, | |
| 49 | IRQ_LEVEL_HIGH, | |
| 50 | } irq_level_t; | |
| 51 | ||
| 52 | extern void vr41xx_set_irq_level(unsigned int pin, irq_level_t level); | |
| 53 | ||
| e400bae9 YY |
54 | typedef enum { |
| 55 | GPIO_PULL_DOWN, | |
| 56 | GPIO_PULL_UP, | |
| 57 | GPIO_PULL_DISABLE, | |
| 58 | } gpio_pull_t; | |
| 59 | ||
| 60 | extern int vr41xx_gpio_pullupdown(unsigned int pin, gpio_pull_t pull); | |
| 61 | ||
| 62 | #endif /* __NEC_VR41XX_GIU_H */ |