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>
diff --git a/halimpl/pn54x/Android.mk b/halimpl/pn54x/Android.mk
index c923a46..78d794d 100644
--- a/halimpl/pn54x/Android.mk
+++ b/halimpl/pn54x/Android.mk
@@ -53,7 +53,11 @@
 endif
 
 #### Select the CHIP ####
+ifeq ($(NFC_NXP_CHIP_TYPE),PN547C2)
+LOCAL_CFLAGS += -DNFC_NXP_CHIP_TYPE=PN547C2
+else
 LOCAL_CFLAGS += -DNFC_NXP_CHIP_TYPE=PN548C2
+endif
 
 LOCAL_CFLAGS += -DANDROID \
         -DNXP_UICC_ENABLE -DNXP_HW_SELF_TEST