Additionally, add some error checking in the constructor, and determine
the ADC resolution and use that in the voltage calculation rather than
a hardcoded 1024.0.
Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Zion Orent <zorent@ics.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>