/dts-v1/; #include "bcm2835.dtsi" #include "bcm2835-rpi.dtsi" / { compatible = "raspberrypi,model-b", "brcm,bcm2835"; model = "Raspberry Pi Model B"; leds { act { gpios = <&gpio 16 1>; }; }; }; &gpio { pinctrl-0 = <&gpioout &alt0 &alt3>; };