74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
/* $NetBSD: rs5c313var.h,v 1.3 2010/04/06 15:29:19 nonaka Exp $ */
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/*
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* Copyright (c) 2006 Valeriy E. Ushakov
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* 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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_IC_RS5C313VAR_H_
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#define _DEV_IC_RS5C313VAR_H_
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/*
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* RICOH RS5C313 Real Time Clock
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*/
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struct rs5c313_ops;
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struct rs5c313_softc {
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device_t sc_dev;
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struct todr_chip_handle sc_todr;
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struct rs5c313_ops *sc_ops;
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int sc_valid; /* oscillation halt sensing on init */
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enum {
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MODEL_5C313 = 0,
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MODEL_5C316,
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MODEL_NUM
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} sc_model;
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int sc_ctrl[2]; /* ctrl registers */
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};
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struct rs5c313_ops {
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void (*rs5c313_op_begin)(struct rs5c313_softc *);
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/* CE pin */
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void (*rs5c313_op_ce)(struct rs5c313_softc *, int);
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/* SCLK pin */
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void (*rs5c313_op_clk)(struct rs5c313_softc *, int);
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/* SIO pin */
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void (*rs5c313_op_dir)(struct rs5c313_softc *, int);
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int (*rs5c313_op_read)(struct rs5c313_softc *);
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void (*rs5c313_op_write)(struct rs5c313_softc *, int);
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};
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void rs5c313_attach(struct rs5c313_softc *);
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#endif /* _DEV_IC_RS5C313VAR_H_ */
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