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_IMPL_H
28#define	_PCF8591_IMPL_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36#define	PCF8591_ANALOG_OUTPUT_SHIFT	6
37#define	PCF8591_ANALOG_INPUT_SHIFT	4
38#define	PCF8591_AUTOINCR_SHIFT		2
39
40#include <sys/i2c/clients/i2c_client.h>
41
42struct pcf8591_unit {
43	kmutex_t		pcf8591_mutex;
44	uint8_t			pcf8591_flags;
45	int			pcf8591_oflag;
46	i2c_client_hdl_t	pcf8591_hdl;
47	char			pcf8591_name[24];
48};
49
50#ifdef DEBUG
51
52static int pcf8591debug = 0;
53#define	D1CMN_ERR(ARGS) if (pcf8591debug & 0x1) cmn_err ARGS;
54#define	D2CMN_ERR(ARGS) if (pcf8591debug & 0x2) cmn_err ARGS;
55
56#else
57
58#define	D1CMN_ERR(ARGS)
59#define	D2CMN_ERR(ARGS)
60
61#endif
62
63#ifdef	__cplusplus
64}
65#endif
66
67#endif	/* _PCF8591_IMPL_H */
68