at91_piovar.h revision 181884 
1/*-
2 * Copyright (c) 2006 M. Warner Losh.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25/* $FreeBSD: head/sys/arm/at91/at91_piovar.h 181884 2008-08-19 22:17:14Z imp $ */
26
27#ifndef ARM_AT91_AT91_PIOVAR_H
28#define ARM_AT91_AT91_PIOVAR_H
29
30void at91_pio_use_periph_a(uint32_t pio, uint32_t periph_a_mask, int use_pullup);
31void at91_pio_use_periph_b(uint32_t pio, uint32_t periph_b_mask, int use_pullup);
32void at91_pio_use_gpio(uint32_t pio, uint32_t gpio_mask);
33void at91_pio_gpio_input(uint32_t pio, uint32_t input_enable_mask);
34void at91_pio_gpio_output(uint32_t pio, uint32_t output_enable_mask,
35	int use_pullup);
36void at91_pio_gpio_set(uint32_t pio, uint32_t data_mask);
37void at91_pio_gpio_clear(uint32_t pio, uint32_t data_mask);
38uint8_t at91_pio_gpio_get(uint32_t pio, uint32_t data_mask);
39void at91_pio_gpio_set_deglitch(uint32_t pio, uint32_t data_mask, int use_deglitch);
40void at91_pio_gpio_set_interrupt(uint32_t pio, uint32_t data_mask, int enable_interrupt);
41uint32_t at91_pio_gpio_clear_interrupt(uint32_t pio);
42
43#endif /* ARM_AT91_AT91_PIOVAR_H */
44