Addressed comments on patch set 2.

Change-Id: I2ed63b9cbe6cf28365dc36b07de2d70d49ad04e2
Code review updates for pco2a_a parser.

Change-Id: I5e56ac63b9bcc565169a113ae715198b235bb45c
Merge "Addressed comments on patch set 2."
Created recovered driver for phsen_abcdef parser.

Change-Id: Icdfc09baeb0527bb9fd085d16e7ea8230c6090d5