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 | * | |
| 3765b3e7 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
| c609719b WD |
6 | */ |
| 7 | ||
| 8 | /* | |
| 9 | * Digital Thermometers and Thermostats. | |
| 10 | */ | |
| 11 | #ifndef _DTT_H_ | |
| 12 | #define _DTT_H_ | |
| 13 | ||
| b734e555 | 14 | #if defined(CONFIG_DTT_ADM1021) || \ |
| 24d528e3 AA |
15 | defined(CONFIG_DTT_ADT7460) || \ |
| 16 | defined(CONFIG_DTT_DS1621) || \ | |
| 17 | defined(CONFIG_DTT_DS1775) || \ | |
| 18 | defined(CONFIG_DTT_DS620) || \ | |
| 19 | defined(CONFIG_DTT_LM63) || \ | |
| 20 | defined(CONFIG_DTT_LM73) || \ | |
| 21 | defined(CONFIG_DTT_LM75) || \ | |
| 22 | defined(CONFIG_DTT_LM81) | |
| 6dd652fa | 23 | |
| c609719b WD |
24 | #define CONFIG_DTT /* We have a DTT */ |
| 25 | ||
| 6dd652fa | 26 | #ifndef CONFIG_DTT_ADM1021 |
| c609719b WD |
27 | #define DTT_COMMERCIAL_MAX_TEMP 70 /* 0 - +70 C */ |
| 28 | #define DTT_INDUSTRIAL_MAX_TEMP 85 /* -40 - +85 C */ | |
| 29 | #define DTT_AUTOMOTIVE_MAX_TEMP 105 /* -40 - +105 C */ | |
| 6ecbb45b | 30 | |
| 6d0f6bcf JCPV |
31 | #ifndef CONFIG_SYS_DTT_MAX_TEMP |
| 32 | #define CONFIG_SYS_DTT_MAX_TEMP DTT_COMMERCIAL_MAX_TEMP | |
| c609719b | 33 | #endif |
| 6ecbb45b | 34 | |
| 6d0f6bcf JCPV |
35 | #ifndef CONFIG_SYS_DTT_HYSTERESIS |
| 36 | #define CONFIG_SYS_DTT_HYSTERESIS 5 /* 5 C */ | |
| c609719b | 37 | #endif |
| 6dd652fa | 38 | #endif /* CONFIG_DTT_ADM1021 */ |
| c609719b | 39 | |
| b88e7b3c | 40 | extern void dtt_init(void); |
| 780f13a9 | 41 | extern int dtt_init_one(int); |
| c609719b WD |
42 | extern int dtt_read(int sensor, int reg); |
| 43 | extern int dtt_write(int sensor, int reg, int val); | |
| 44 | extern int dtt_get_temp(int sensor); | |
| 45 | #endif | |
| 46 | ||
| c609719b | 47 | #endif /* _DTT_H_ */ |