1/*	$NetBSD$	*/
2
3/*
4 * Copyright (c) 2007 Embedtronics Oy. All rights reserved.
5 *
6 * Based on arch/arm/ep93xx/epgiovar.h
7 * Copyright (c) 2005 HAMAJIMA Katsuomi. All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#ifndef	_AT91PIOVAR_H_
32#define	_AT91PIOVAR_H_
33
34typedef enum {
35  AT91_PIOA,
36  AT91_PIOB,
37  AT91_PIOC,
38  AT91_PIOD,
39  AT91_PIOE,
40  AT91_PIOF,
41  AT91_PIOG,
42  AT91_PIOH,
43  AT91_PIO_COUNT,
44  AT91_PIO_INVALID = AT91_PIO_COUNT
45} at91pio_port;
46
47struct at91pio_softc;
48
49struct at91pio_softc *at91pio_sc(at91pio_port);
50
51int at91pio_read(struct at91pio_softc *, int bit);
52void at91pio_set(struct at91pio_softc *, int bit);
53void at91pio_clear(struct at91pio_softc *, int bit);
54void at91pio_in(struct at91pio_softc *, int bit);
55void at91pio_out(struct at91pio_softc *, int bit);
56void at91pio_per(struct at91pio_softc *, int bit, int perab);
57
58void *at91pio_intr_establish(struct at91pio_softc *,int bit,
59			       int ipl, int (*)(void *), void *);
60void at91pio_intr_disestablish(struct at91pio_softc *,int bit,
61				 void *cookie);
62
63struct at91pio_attach_args {
64	struct at91pio_softc	*paa_sc;
65	bus_space_tag_t		paa_iot;	/* Bus tag	*/
66	bus_addr_t		paa_addr;	/* i/o address	*/
67	int			paa_pid;	/* peripheral id */
68	int			paa_bit;	/* pin number	*/
69};
70
71#endif	/* _AT91PIOVAR_H_ */
72