1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
/dts-v1/; /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 &i2s_alt2 &alt3>; /* I2S interface */ i2s_alt2: i2s_alt2 { brcm,pins = <28 29 30 31>; brcm,function = <6>; /* alt2 */ }; };