NetBSD/sys/arch/arm/at91/at91piovar.h

72 lines
2.5 KiB
C

/* $NetBSD: at91piovar.h,v 1.2 2008/07/03 01:15:38 matt Exp $ */
/*
* Copyright (c) 2007 Embedtronics Oy. All rights reserved.
*
* Based on arch/arm/ep93xx/epgiovar.h
* Copyright (c) 2005 HAMAJIMA Katsuomi. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _AT91PIOVAR_H_
#define _AT91PIOVAR_H_
typedef enum {
AT91_PIOA,
AT91_PIOB,
AT91_PIOC,
AT91_PIOD,
AT91_PIOE,
AT91_PIOF,
AT91_PIOG,
AT91_PIOH,
AT91_PIO_COUNT,
AT91_PIO_INVALID = AT91_PIO_COUNT
} at91pio_port;
struct at91pio_softc;
struct at91pio_softc *at91pio_sc(at91pio_port);
int at91pio_read(struct at91pio_softc *, int bit);
void at91pio_set(struct at91pio_softc *, int bit);
void at91pio_clear(struct at91pio_softc *, int bit);
void at91pio_in(struct at91pio_softc *, int bit);
void at91pio_out(struct at91pio_softc *, int bit);
void at91pio_per(struct at91pio_softc *, int bit, int perab);
void *at91pio_intr_establish(struct at91pio_softc *,int bit,
int ipl, int (*)(void *), void *);
void at91pio_intr_disestablish(struct at91pio_softc *,int bit,
void *cookie);
struct at91pio_attach_args {
struct at91pio_softc *paa_sc;
bus_space_tag_t paa_iot; /* Bus tag */
bus_addr_t paa_addr; /* i/o address */
int paa_pid; /* peripheral id */
int paa_bit; /* pin number */
};
#endif /* _AT91PIOVAR_H_ */