xref: /illumos-gate/usr/src/uts/sun4u/sys/i2c/clients/pcf8591.h (revision 88f8b78a88cbdc6d8c1af5c3e54bc49d25095c98)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 2000 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #ifndef	_PCF8591_H
28 #define	_PCF8591_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #define	PCF8591_IOCTL 		('P' << 8)
37 
38 #define	PCF8591_SET_IPMODE	(PCF8591_IOCTL | 0)	/* (uchar_t *) */
39 
40 #define	PCF8591_4SINGLE		0x00
41 #define	PCF8591_3DIFF		0x01
42 #define	PCF8591_MIXED		0x02
43 #define	PCF8591_2DIFF		0x03
44 
45 #ifdef	__cplusplus
46 }
47 #endif
48 
49 #endif	/* _PCF8591_H */
50