+In order to have correct NVS file for your device NVS tool should be use:
+http://linuxwireless.org/en/users/Drivers/wl12xx/calibrator
+
+Example NVS files (not optimal) for wl127x and wl128x includes.
+To use example NVS rename one of them to wl1271-nvs.bin
+
+In order to use that files copy ti-connectivity directory to target FS at
+/lib/firmware/.