/dts-v1/; /plugin/; / { compatible = "allwinner,sun50i-h6"; fragment@0 { target-path = "/aliases"; __overlay__ { serial3 = "/soc/serial@05000c00"; }; }; fragment@1 { target = <&pio>; __overlay__ { uart3_rts_cts: uart3_rts_cts { pins = "PD25", "PD26"; function = "uart3"; }; }; }; fragment@2 { target = <&uart3>; __overlay__ { pinctrl-names = "default"; pinctrl-0 = <&uart3_pins>; status = "okay"; }; }; };