projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| c609719b WD |
1 | /* |
| 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 | ||
| b734e555 WD |
30 | #if defined(CONFIG_DTT_ADM1021) || \ |
| 31 | defined(CONFIG_DTT_ADT7460) || \ | |
| 32 | defined(CONFIG_DTT_DS1621) || \ | |
| 33 | defined(CONFIG_DTT_DS1775) || \ | |
| 1c6fe6ea | 34 | defined(CONFIG_DTT_LM63) || \ |
| b734e555 WD |
35 | defined(CONFIG_DTT_LM73) || \ |
| 36 | defined(CONFIG_DTT_LM75) || \ | |
| 37 | defined(CONFIG_DTT_LM81) | |
| 6dd652fa | 38 | |
| c609719b WD |
39 | #define CONFIG_DTT /* We have a DTT */ |
| 40 | ||
| 6dd652fa | 41 | #ifndef CONFIG_DTT_ADM1021 |
| c609719b WD |
42 | #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 */ | |
| 6ecbb45b | 45 | |
| 6d0f6bcf JCPV |
46 | #ifndef CONFIG_SYS_DTT_MAX_TEMP |
| 47 | #define CONFIG_SYS_DTT_MAX_TEMP DTT_COMMERCIAL_MAX_TEMP | |
| c609719b | 48 | #endif |
| 6ecbb45b | 49 | |
| 6d0f6bcf JCPV |
50 | #ifndef CONFIG_SYS_DTT_HYSTERESIS |
| 51 | #define CONFIG_SYS_DTT_HYSTERESIS 5 /* 5 C */ | |
| c609719b | 52 | #endif |
| 6dd652fa | 53 | #endif /* CONFIG_DTT_ADM1021 */ |
| c609719b WD |
54 | |
| 55 | extern int dtt_init (void); | |
| 56 | extern int dtt_read(int sensor, int reg); | |
| 57 | extern int dtt_write(int sensor, int reg, int val); | |
| 58 | extern int dtt_get_temp(int sensor); | |
| 59 | #endif | |
| 60 | ||
| c609719b | 61 | #endif /* _DTT_H_ */ |