What: /sys/bus/iio/devices/iio:deviceX/calibrate Date: July 2015 KernelVersion: 4.7 Contact: linux-iio@vger.kernel.org Description: Writing '1' will perform a FOC (Fast Online Calibration). The corresponding calibration offsets can be read from *_calibbias entries. What: /sys/bus/iio/devices/iio:deviceX/location Date: July 2015 KernelVersion: 4.7 Contact: linux-iio@vger.kernel.org Description: This attribute returns a string with the physical location where the motion sensor is placed. For example, in a laptop a motion sensor can be located on the base or on the lid. Current valid values are 'base' and 'lid'.