| 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'. |
| |
| What: /sys/bus/iio/devices/iio:deviceX/id |
| Date: September 2017 |
| KernelVersion: 4.14 |
| Contact: linux-iio@vger.kernel.org |
| Description: |
| This attribute is exposed by the CrOS EC sensors driver and |
| represents the sensor ID as exposed by the EC. This ID is used |
| by the Android sensor service hardware abstraction layer (sensor |
| HAL) through the Android container on ChromeOS. |
