Swift-Nav Piksi RTK GPS. Driver for Swift-Nav Piksi RTK GPS connected via UART. uart,gps gps

ifdef SECONDARY_GPS ifneq (,$(findstring $(SECONDARY_GPS), piksi)) # this is the secondary GPS $(TARGET).CFLAGS += -DGPS_SECONDARY_TYPE_H=\"modules/gps/gps_piksi.h\" $(TARGET).CFLAGS += -DSECONDARY_GPS=GPS_PIKSI else $(TARGET).CFLAGS += -DGPS_TYPE_H=\"modules/gps/gps_piksi.h\" $(TARGET).CFLAGS += -DPRIMARY_GPS=GPS_PIKSI endif else # plain old single GPS usage $(TARGET).CFLAGS += -DGPS_TYPE_H=\"modules/gps/gps_piksi.h\" endif