1. 根目录:
2. drivers
3. staging
4. gdm724x
5. Makefile

obj-$(CONFIG_LTE_GDM724X) := gdmulte.o
gdmulte-y += gdm_lte.o netlink_k.o
gdmulte-y += gdm_usb.o gdm_endian.o

obj-$(CONFIG_LTE_GDM724X) += gdmtty.o
gdmtty-y := gdm_tty.o gdm_mux.o