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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.