sysfs-bus-iio-light-tsl2772

 1What:		/sys/bus/iio/devices/device[n]/in_illuminance0_calibrate
 2KernelVersion:	3.3-rc1
 3Contact:	linux-iio@vger.kernel.org
 4Description:
 5		Causes an internal calibration of the als gain trim
 6		value which is later used in calculating illuminance in lux.
 7
 8What:		/sys/bus/iio/devices/device[n]/in_proximity0_calibrate
 9KernelVersion:	3.3-rc1
10Contact:	linux-iio@vger.kernel.org
11Description:
12		Causes a recalculation and adjustment to the
13		proximity_thresh_rising_value.