NFC: Add support for ftm mode

This mode is controlled by user mode driver using ioctl
to add Factory Test Mode (FTM) functionality for QCA199x
NFC controller.
This change also implements wake up sleep commands and
hard reset of NFCC.Currently only QCA199x NFCC version 2.0
support has been added.

Change-Id: Ied94996696cb9c1fdc1f559b4e583d989793ace3
CRs-Fixed: 506488
Signed-off-by: Bansidhar Gopalchari <bansid@codeaurora.org>