This commit adds documentation about stepper api along with some minor cleanups Signed-off-by: Jilay Pandya <jilay.pandya@zeiss.com>
Added stepper motor controller documentation entry to peripherals. Signed-off-by: Fabian Blatz <fabianblatz@gmail.com> Signed-off-by: Jilay Pandya <jilay.pandya@zeiss.com>