drivers: iio: chemical: Add support for Sensirion SCD4x CO2 sensor

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This is a driver for the SCD4x CO2 sensor from Sensirion. The sensor is
able to measure CO2 concentration, temperature and relative humdity.
The sensor uses a photoacoustic principle for measuring CO2 concentration.
An I2C interface is supported by this driver in order to communicate with
the sensor.

Signed-off-by: Roan van Dijk <roan@protonic.nl>
Link: https://lore.kernel.org/r/20211008101706.755942-4-roan@protonic.nl
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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Roan van Dijk 2021-10-08 12:17:05 +02:00 • committed by Jonathan Cameron

parent 2be47f8d62

commit 49d22b695c

3 changed files with 705 additions and 0 deletions

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13

drivers/iio/chemical/Kconfig

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1

drivers/iio/chemical/Makefile

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691

drivers/iio/chemical/scd4x.c

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