+FIRMWARE_TGPS_3_0=$(top_srcdir)/src/telegps-v3.0/telegps-v3.0-$(VERSION).ihx
+FIRMWARE_TGPS_4_0=$(top_srcdir)/src/telegps-v4.0/telegps-v4.0-$(VERSION).ihx
+FIRMWARE_TGPS=$(FIRMWARE_TGPS_1_0) $(FIRMWARE_TGPS_2_0) $(FIRMWARE_TGPS_3_0) $(FIRMWARE_TGPS_4_0)