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iio:filter:admv8818: Add sysfs ABI documentation 

Add initial ABI documentation for admv8818 filter sysfs interfaces.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Antoniu Miclaus 2021-12-07 17:54:45 +02:00 committed by Jonathan Cameron
parent bf75e044ca
commit bf92d87d7c
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What: /sys/bus/iio/devices/iio:deviceX/filter_mode_available
KernelVersion:
Contact: linux-iio@vger.kernel.org
Description:
Reading this returns the valid values that can be written to the
on_altvoltage0_mode attribute:
- auto -> Adjust bandpass filter to track changes in input clock rate.
- manual -> disable/unregister the clock rate notifier / input clock tracking.
What: /sys/bus/iio/devices/iio:deviceX/filter_mode
KernelVersion:
Contact: linux-iio@vger.kernel.org
Description:
This attribute configures the filter mode.
Reading returns the actual mode.