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wdenkc6097192002-11-03 00:24:07 +00001/*
2 * (C) Copyright 2001
3 * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24/*
25 * Digital Thermometers and Thermostats.
26 */
27#ifndef _DTT_H_
28#define _DTT_H_
29
Wolfgang Denkb734e552008-08-18 23:50:20 +020030#if defined(CONFIG_DTT_ADM1021) || \
31 defined(CONFIG_DTT_ADT7460) || \
32 defined(CONFIG_DTT_DS1621) || \
33 defined(CONFIG_DTT_DS1775) || \
Dirk Eibach1c6fe6e2008-10-08 13:44:27 +020034 defined(CONFIG_DTT_LM63) || \
Wolfgang Denkb734e552008-08-18 23:50:20 +020035 defined(CONFIG_DTT_LM73) || \
36 defined(CONFIG_DTT_LM75) || \
37 defined(CONFIG_DTT_LM81)
wdenk6dd652f2003-06-19 23:40:20 +000038
wdenkc6097192002-11-03 00:24:07 +000039#define CONFIG_DTT /* We have a DTT */
40
wdenk6dd652f2003-06-19 23:40:20 +000041#ifndef CONFIG_DTT_ADM1021
wdenkc6097192002-11-03 00:24:07 +000042#define DTT_COMMERCIAL_MAX_TEMP 70 /* 0 - +70 C */
43#define DTT_INDUSTRIAL_MAX_TEMP 85 /* -40 - +85 C */
44#define DTT_AUTOMOTIVE_MAX_TEMP 105 /* -40 - +105 C */
Michal Simek6ecbb452008-07-11 11:50:53 +020045
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020046#ifndef CONFIG_SYS_DTT_MAX_TEMP
47#define CONFIG_SYS_DTT_MAX_TEMP DTT_COMMERCIAL_MAX_TEMP
wdenkc6097192002-11-03 00:24:07 +000048#endif
Michal Simek6ecbb452008-07-11 11:50:53 +020049
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020050#ifndef CONFIG_SYS_DTT_HYSTERESIS
51#define CONFIG_SYS_DTT_HYSTERESIS 5 /* 5 C */
wdenkc6097192002-11-03 00:24:07 +000052#endif
wdenk6dd652f2003-06-19 23:40:20 +000053#endif /* CONFIG_DTT_ADM1021 */
wdenkc6097192002-11-03 00:24:07 +000054
Heiko Schocher780f13a2011-08-01 04:01:43 +000055extern int dtt_init_one(int);
wdenkc6097192002-11-03 00:24:07 +000056extern int dtt_read(int sensor, int reg);
57extern int dtt_write(int sensor, int reg, int val);
58extern int dtt_get_temp(int sensor);
59#endif
60
wdenkc6097192002-11-03 00:24:07 +000061#endif /* _DTT_H_ */