at91_piovar.h revision 185265 
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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26/* $FreeBSD: head/sys/arm/at91/at91_piovar.h 185265 2008-11-25 00:13:26Z imp $ */
27
28#ifndef ARM_AT91_AT91_PIOVAR_H
29#define ARM_AT91_AT91_PIOVAR_H
30
31void at91_pio_use_periph_a(uint32_t pio, uint32_t periph_a_mask, int use_pullup);
32void at91_pio_use_periph_b(uint32_t pio, uint32_t periph_b_mask, int use_pullup);
33void at91_pio_use_gpio(uint32_t pio, uint32_t gpio_mask);
34void at91_pio_gpio_input(uint32_t pio, uint32_t input_enable_mask);
35void at91_pio_gpio_output(uint32_t pio, uint32_t output_enable_mask,
36	int use_pullup);
37void at91_pio_gpio_set(uint32_t pio, uint32_t data_mask);
38void at91_pio_gpio_clear(uint32_t pio, uint32_t data_mask);
39uint8_t at91_pio_gpio_get(uint32_t pio, uint32_t data_mask);
40void at91_pio_gpio_set_deglitch(uint32_t pio, uint32_t data_mask, int use_deglitch);
41void at91_pio_gpio_set_interrupt(uint32_t pio, uint32_t data_mask, int enable_interrupt);
42uint32_t at91_pio_gpio_clear_interrupt(uint32_t pio);
43
44#endif /* ARM_AT91_AT91_PIOVAR_H */
45