![Yoichi Yuasa](/assets/img/avatar_default.png)
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
79 lines
2 KiB
C
79 lines
2 KiB
C
/*
|
|
* Include file for NEC VR4100 series General-purpose I/O Unit.
|
|
*
|
|
* Copyright (C) 2005 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
|
|
*
|
|
* 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 __NEC_VR41XX_GIU_H
|
|
#define __NEC_VR41XX_GIU_H
|
|
|
|
/*
|
|
* NEC VR4100 series GIU platform device IDs.
|
|
*/
|
|
enum {
|
|
GPIO_50PINS_PULLUPDOWN,
|
|
GPIO_36PINS,
|
|
GPIO_48PINS_EDGE_SELECT,
|
|
};
|
|
|
|
typedef enum {
|
|
IRQ_TRIGGER_LEVEL,
|
|
IRQ_TRIGGER_EDGE,
|
|
IRQ_TRIGGER_EDGE_FALLING,
|
|
IRQ_TRIGGER_EDGE_RISING,
|
|
} irq_trigger_t;
|
|
|
|
typedef enum {
|
|
IRQ_SIGNAL_THROUGH,
|
|
IRQ_SIGNAL_HOLD,
|
|
} irq_signal_t;
|
|
|
|
extern void vr41xx_set_irq_trigger(unsigned int pin, irq_trigger_t trigger, irq_signal_t signal);
|
|
|
|
typedef enum {
|
|
IRQ_LEVEL_LOW,
|
|
IRQ_LEVEL_HIGH,
|
|
} irq_level_t;
|
|
|
|
extern void vr41xx_set_irq_level(unsigned int pin, irq_level_t level);
|
|
|
|
typedef enum {
|
|
GPIO_DATA_LOW,
|
|
GPIO_DATA_HIGH,
|
|
GPIO_DATA_INVAL,
|
|
} gpio_data_t;
|
|
|
|
extern gpio_data_t vr41xx_gpio_get_pin(unsigned int pin);
|
|
extern int vr41xx_gpio_set_pin(unsigned int pin, gpio_data_t data);
|
|
|
|
typedef enum {
|
|
GPIO_INPUT,
|
|
GPIO_OUTPUT,
|
|
GPIO_OUTPUT_DISABLE,
|
|
} gpio_direction_t;
|
|
|
|
extern int vr41xx_gpio_set_direction(unsigned int pin, gpio_direction_t dir);
|
|
|
|
typedef enum {
|
|
GPIO_PULL_DOWN,
|
|
GPIO_PULL_UP,
|
|
GPIO_PULL_DISABLE,
|
|
} gpio_pull_t;
|
|
|
|
extern int vr41xx_gpio_pullupdown(unsigned int pin, gpio_pull_t pull);
|
|
|
|
#endif /* __NEC_VR41XX_GIU_H */
|