cat << '_EOF_' > disable_headphones.dts
/dts-v1/;
/plugin/;
/ {
    compatible = "brcm,bcm2835";
    fragment@0 {
    target = <&audio>;
    __overlay__ {
      brcm,disable-headphones = <1>;
    };
  };
};
_EOF_
sudo dtc -I dts -O dtb -o /boot/overlays/disable_headphones.dtbo disable_headphones.dts
echo 'Pridat do /boot.config.txt: dtoverlay=disable_headphones'
rm disable_headphones.dts