Now that there is driver support, describe the accel and gyro sensor parts
of the LSM9DS1 IMU.
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Reviewed-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>