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https://github.com/AsahiLinux/u-boot
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46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/*
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* (C) Copyright 2001
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* Erik Theisen, Wave 7 Optics, etheisen@mindspring.com.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/*
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* Digital Thermometers and Thermostats.
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*/
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#ifndef _DTT_H_
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#define _DTT_H_
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#if defined(CONFIG_DTT_ADM1021) || \
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defined(CONFIG_DTT_ADT7460) || \
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defined(CONFIG_DTT_DS1621) || \
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defined(CONFIG_DTT_DS1775) || \
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defined(CONFIG_DTT_LM63) || \
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defined(CONFIG_DTT_LM73) || \
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defined(CONFIG_DTT_LM75) || \
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defined(CONFIG_DTT_LM81)
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#define CONFIG_DTT /* We have a DTT */
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#ifndef CONFIG_DTT_ADM1021
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#define DTT_COMMERCIAL_MAX_TEMP 70 /* 0 - +70 C */
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#define DTT_INDUSTRIAL_MAX_TEMP 85 /* -40 - +85 C */
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#define DTT_AUTOMOTIVE_MAX_TEMP 105 /* -40 - +105 C */
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#ifndef CONFIG_SYS_DTT_MAX_TEMP
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#define CONFIG_SYS_DTT_MAX_TEMP DTT_COMMERCIAL_MAX_TEMP
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#endif
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#ifndef CONFIG_SYS_DTT_HYSTERESIS
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#define CONFIG_SYS_DTT_HYSTERESIS 5 /* 5 C */
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#endif
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#endif /* CONFIG_DTT_ADM1021 */
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extern void dtt_init(void);
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extern int dtt_init_one(int);
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extern int dtt_read(int sensor, int reg);
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extern int dtt_write(int sensor, int reg, int val);
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extern int dtt_get_temp(int sensor);
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#endif
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#endif /* _DTT_H_ */
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