u-boot/arch/riscv/dts/ae350.dts

/dts-v1/;

/ {
	#address-cells = <2>;
	#size-cells = <2>;
	compatible = "andestech,ax25";
	model = "andestech,ax25";

	aliases {
		uart0 = &serial0;
		spi0 = &spi;
	};

	chosen {
		bootargs = "console=ttyS0,38400n8 earlyprintk=uart8250-32bit,0xf0300000 debug loglevel=7";
		stdout-path = "uart0:38400n8";
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		timebase-frequency = <10000000>;

		CPU0: cpu@0 {
			device_type = "cpu";
			reg = <0>;
			status = "okay";
			compatible = "riscv";
			riscv,isa = "rv64imafdc";
			mmu-type = "riscv,sv39";
			clock-frequency = <60000000>;

			CPU0_intc: interrupt-controller {
				#interrupt-cells = <1>;
				interrupt-controller;
				compatible = "riscv,cpu-intc";
			};
		};
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x00000000 0x0 0x40000000>;
	};

	soc {
		#address-cells = <2>;
		#size-cells = <2>;
		compatible = "andestech,riscv-ae350-soc";
		ranges;
	};

	plmt0@e6000000 {
		compatible = "riscv,plmt0";
		interrupts-extended = <&CPU0_intc 7>;
		reg = <0x0 0xe6000000 0x0 0x100000>;
	};

	plic0: interrupt-controller@e4000000 {
		compatible = "riscv,plic0";
		#address-cells = <2>;
		#interrupt-cells = <2>;
		interrupt-controller;
		reg = <0x0 0xe4000000 0x0 0x2000000>;
		riscv,ndev=<31>;
		interrupts-extended = <&CPU0_intc 11 &CPU0_intc 9>;
	};

	plic1: interrupt-controller@e6400000 {
		compatible = "riscv,plic1";
		#address-cells = <2>;
		#interrupt-cells = <2>;
		interrupt-controller;
		reg = <0x0 0xe6400000 0x0 0x400000>;
		riscv,ndev=<1>;
		interrupts-extended = <&CPU0_intc 3>;
	};

	spiclk: virt_100mhz {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		clock-frequency = <100000000>;
	};

	timer0: timer@f0400000 {
		compatible = "andestech,atcpit100";
		reg = <0x0 0xf0400000 0x0 0x1000>;
		clock-frequency = <40000000>;
		interrupts = <3 4>;
		interrupt-parent = <&plic0>;
	};

	serial0: serial@f0300000 {
		compatible = "andestech,uart16550", "ns16550a";
		reg = <0x0 0xf0300000 0x0 0x1000>;
		interrupts = <9 4>;
		clock-frequency = <19660800>;
		reg-shift = <2>;
		reg-offset = <32>;
		no-loopback-test = <1>;
		interrupt-parent = <&plic0>;
	};

	mac0: mac@e0100000 {
		compatible = "andestech,atmac100";
		reg = <0x0 0xe0100000 0x0 0x1000>;
		interrupts = <19 4>;
		interrupt-parent = <&plic0>;
	};

	mmc0: mmc@f0e00000 {
		compatible = "andestech,atfsdc010";
		max-frequency = <100000000>;
		clock-freq-min-max = <400000 100000000>;
		fifo-depth = <0x10>;
		reg = <0x0 0xf0e00000 0x0 0x1000>;
		interrupts = <18 4>;
		cap-sd-highspeed;
		interrupt-parent = <&plic0>;
	};

	smc0: smc@e0400000 {
		compatible = "andestech,atfsmc020";
		reg = <0x0 0xe0400000 0x0 0x1000>;
	};

	nor@0,0 {
		compatible = "cfi-flash";
		reg = <0x0 0x88000000 0x0 0x1000>;
		bank-width = <2>;
		device-width = <1>;
	};

	spi: spi@f0b00000 {
		compatible = "andestech,atcspi200";
		reg = <0x0 0xf0b00000 0x0 0x1000>;
		#address-cells = <1>;
		#size-cells = <0>;
		num-cs = <1>;
		clocks = <&spiclk>;
		interrupts = <3 4>;
		interrupt-parent = <&plic0>;

		flash@0 {
			compatible = "spi-flash";
			spi-max-frequency = <50000000>;
			reg = <0>;
			spi-cpol;
			spi-cpha;
		};
	};
};