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rs5c313var.h revision 1.1 
      1 /*	$NetBSD: rs5c313var.h,v 1.1 2006/09/07 01:12:00 uwe Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2006 Valeriy E. Ushakov
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #ifndef	_DEV_IC_RS5C313VAR_H_
     31 #define	_DEV_IC_RS5C313VAR_H_
     32 
     33 /*
     34  * RICOH RS5C313 Real Time Clock
     35  */
     36 
     37 struct rs5c313_ops;
     38 
     39 struct rs5c313_softc {
     40 	struct device sc_dev;
     41 
     42 	struct todr_chip_handle sc_todr;
     43 	struct rs5c313_ops *sc_ops;
     44 
     45 	int sc_valid;		/* oscillation halt sensing on init */
     46 };
     47 
     48 struct rs5c313_ops {
     49 	void (*rs5c313_op_begin)(struct rs5c313_softc *);
     50 
     51 	/* CE pin */
     52 	void (*rs5c313_op_ce)(struct rs5c313_softc *, int);
     53 
     54 	/* SCLK pin */
     55 	void (*rs5c313_op_clk)(struct rs5c313_softc *, int);
     56 
     57 	/* SIO pin */
     58 	void (*rs5c313_op_dir)(struct rs5c313_softc *, int);
     59 	int  (*rs5c313_op_read)(struct rs5c313_softc *);
     60 	void (*rs5c313_op_write)(struct rs5c313_softc *, int);
     61 };
     62 
     63 void rs5c313_attach(struct rs5c313_softc *);
     64 
     65 #endif	/* _DEV_IC_RS5C313VAR_H_ */
     66