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