drivers/net/wireless/ar9170/Makefile - linux-imx - Git at Google

 ar9170usb-objs := usb.o main.o cmd.o mac.o phy.o led.o

 obj-$(CONFIG_AR9170_USB) += ar9170usb.o
	ar9170usb-objs := usb.o main.o cmd.o mac.o phy.o led.o

	obj-$(CONFIG_AR9170_USB) += ar9170usb.o