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| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/include/dtt.h | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip | |
Diffstat (limited to 'roms/u-boot/include/dtt.h')
| -rw-r--r-- | roms/u-boot/include/dtt.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/roms/u-boot/include/dtt.h b/roms/u-boot/include/dtt.h new file mode 100644 index 00000000..058bca4d --- /dev/null +++ b/roms/u-boot/include/dtt.h @@ -0,0 +1,46 @@ +/* + * (C) Copyright 2001 + * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * Digital Thermometers and Thermostats. + */ +#ifndef _DTT_H_ +#define _DTT_H_ + +#if defined(CONFIG_DTT_ADM1021) || \ + defined(CONFIG_DTT_ADT7460) || \ + defined(CONFIG_DTT_DS1621) || \ + defined(CONFIG_DTT_DS1775) || \ + defined(CONFIG_DTT_LM63) || \ + defined(CONFIG_DTT_LM73) || \ + defined(CONFIG_DTT_LM75) || \ + defined(CONFIG_DTT_LM81) + +#define CONFIG_DTT /* We have a DTT */ + +#ifndef CONFIG_DTT_ADM1021 +#define DTT_COMMERCIAL_MAX_TEMP 70 /* 0 - +70 C */ +#define DTT_INDUSTRIAL_MAX_TEMP 85 /* -40 - +85 C */ +#define DTT_AUTOMOTIVE_MAX_TEMP 105 /* -40 - +105 C */ + +#ifndef CONFIG_SYS_DTT_MAX_TEMP +#define CONFIG_SYS_DTT_MAX_TEMP DTT_COMMERCIAL_MAX_TEMP +#endif + +#ifndef CONFIG_SYS_DTT_HYSTERESIS +#define CONFIG_SYS_DTT_HYSTERESIS 5 /* 5 C */ +#endif +#endif /* CONFIG_DTT_ADM1021 */ + +extern void dtt_init(void); +extern int dtt_init_one(int); +extern int dtt_read(int sensor, int reg); +extern int dtt_write(int sensor, int reg, int val); +extern int dtt_get_temp(int sensor); +#endif + +#endif /* _DTT_H_ */ |