OrangePi_CM5/arch/arm64/boot/dts/rockchip/overlay/rk3588-uart4-m0.dts

/dts-v1/;
/plugin/;

/ {
	fragment@0 {
		target = <&uart4>;

		__overlay__ {
			status = "okay";
			pinctrl-0 = <&uart4m0_xfer>;
		};
	};
};