/* * Device tree overlay to move i2s to gpio 28 to 31 on CM */ /dts-v1/; /plugin/; / { compatible = "brcm,bcm2835"; fragment@0 { target = <&i2s_pins>; __overlay__ { brcm,pins = <28 29 30 31>; brcm,function = <6>; /* alt2 */ }; }; };