am 4036e768: am d36d650a: NFC: async enabling/disabling, ala Bluewooth & Wifi.

Merge commit '4036e768d0909ba947eb205d12d1dd3b23ed492b'

* commit '4036e768d0909ba947eb205d12d1dd3b23ed492b':
  NFC: async enabling/disabling, ala Bluewooth & Wifi.