Re-orginized led and nvram related code, for generic target.
Re-orginized led and nvram related code, for generic target.

chrta/canfestival-3-ct,inspiredengineering/canfestival3,chrta/canfestival-3-ct,chrta/canfestival-3-ct,inspiredengineering/canfestival3,inspiredengineering/canfestival3,inspiredengineering/canfestival3,chrta/canfestival-3-ct,chrta/canfestival-3-ct,inspiredengineering/canfestival3