at91_piovar.h revision 160363
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 160363 2006-07-14 22:22:57Z 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); 38 39#endif /* ARM_AT91_AT91_PIOVAR_H */ 40