add PN54x chip selection

HAL supports both PN547C2 and PN548C2

default remains PN548C2

for PN547C2 support
NFC_NXP_CHIP_TYPE:=PN547C2
has to be added to BoardConfig.mk

Change-Id: I796136852280d98d3c4aee5e736b23467a1609b6
Signed-off-by: Alin Jerpelea <alin.jerpelea@sonymobile.com>
1 file changed