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Add base support for HTU31 temperature and humidity sensor. Besides temperature and humidity values, the driver also exports a 24-bit heater control to sysfs and serial number to debugfs. Signed-off-by: Andrei Lalaev <andrey.lalaev@gmail.com> Link: https://lore.kernel.org/r/20250217051110.46827-2-andrey.lalaev@gmail.com [groeck: Fixed continuation line alignment] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
38 lines
777 B
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38 lines
777 B
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.. SPDX-License-Identifier: GPL-2.0-or-later
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Kernel driver HTU31
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====================
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Supported chips:
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* Measurement Specialties HTU31
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Prefix: 'htu31'
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Addresses scanned: -
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Datasheet: Publicly available from https://www.te.com/en/product-CAT-HSC0007.html
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Author:
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- Andrei Lalaev <andrey.lalaev@gmail.com>
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Description
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-----------
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HTU31 is a humidity and temperature sensor.
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Supported temperature range is from -40 to 125 degrees Celsius.
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Communication with the device is performed via I2C protocol. Sensor's default address
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is 0x40.
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sysfs-Interface
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---------------
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=================== =================
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temp1_input: temperature input
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humidity1_input: humidity input
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heater_enable: heater control
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=================== =================
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