tools/gpio/Build

   1 gpio-utils-y += gpio-utils.o
   2 lsgpio-y += lsgpio.o gpio-utils.o
   3 gpio-hammer-y += gpio-hammer.o gpio-utils.o
   4 gpio-event-mon-y += gpio-event-mon.o gpio-utils.o
   5 gpio-watch-y += gpio-watch.o