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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Documentation/ABI/testing/sysfs-bus-iio-filter-admv8818
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Documentation/ABI/testing/sysfs-bus-iio-filter-admv8818
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What: /sys/bus/iio/devices/iio:deviceX/filter_mode_available
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KernelVersion:
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Contact: linux-iio@vger.kernel.org
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Description:
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Reading this returns the valid values that can be written to the
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on_altvoltage0_mode attribute:
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- auto -> Adjust bandpass filter to track changes in input clock rate.
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- manual -> disable/unregister the clock rate notifier / input clock tracking.
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What: /sys/bus/iio/devices/iio:deviceX/filter_mode
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KernelVersion:
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Contact: linux-iio@vger.kernel.org
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Description:
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This attribute configures the filter mode.
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Reading returns the actual mode.
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