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      1 /*	$NetBSD: ioexpreg.h,v 1.1 2011/06/19 16:20:09 nonaka Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by NONAKA Kimihiro.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef	_ZAURUS_DEV_IOEXPREG_H_
     33 #define	_ZAURUS_DEV_IOEXPREG_H_
     34 
     35 /* I2C slave address */
     36 #define	IOEXP_ADDRESS		0x18
     37 
     38 /* resiger address */
     39 #define	IOEXP_STATUS		0	/* RO: status */
     40 #define	IOEXP_OUTPUT		1	/* RW: output level (0:low, 1:high) */
     41 #define	IOEXP_POLARITY		2	/* RW: polarity invert */
     42 #define	IOEXP_DIRECTION		3	/* RW: direction (0:output, 1:input) */
     43 #define	IOEXP_TIMEOUT		4
     44 
     45 /* register */
     46 #define	IOEXP_RESERVED_7	(1 << 7)
     47 #define	IOEXP_IR_ON		(1 << 6)
     48 #define	IOEXP_AKIN_PULLUP	(1 << 5)
     49 #define	IOEXP_BACKLIGHT_CONT	(1 << 4)
     50 #define	IOEXP_BACKLIGHT_ON	(1 << 3)
     51 #define	IOEXP_MIC_BIAS		(1 << 2)
     52 #define	IOEXP_RESERVED_1	(1 << 1)
     53 #define	IOEXP_RESERVED_0	(1 << 0)
     54 
     55 #endif	/* _ZAURUS_DEV_IOEXPREG_H_ */
     56