xtfpga.dtsi 1.4 KB
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/ {
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	compatible = "cdns,xtensa-xtfpga";
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	#address-cells = <1>;
	#size-cells = <1>;
	interrupt-parent = <&pic>;

	chosen {
		bootargs = "earlycon=uart8250,mmio32,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug";
	};

	memory@0 {
		device_type = "memory";
		reg = <0x00000000 0x06000000>;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		cpu@0 {
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			compatible = "cdns,xtensa-cpu";
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			reg = <0>;
			/* Filled in by platform_setup from FPGA register
			 * clock-frequency = <100000000>;
			 */
		};
	};

	pic: pic {
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		compatible = "cdns,xtensa-pic";
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		/* one cell: internal irq number,
		 * two cells: second cell == 0: internal irq number
		 *            second cell == 1: external irq number
		 */
		#interrupt-cells = <2>;
		interrupt-controller;
	};

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	clocks {
		osc: main-oscillator {
			#clock-cells = <0>;
			compatible = "fixed-clock";
		};
	};

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	soc {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		ranges = <0x00000000 0xf0000000 0x10000000>;
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		serial0: serial@0d050020 {
			device_type = "serial";
			compatible = "ns16550a";
			no-loopback-test;
			reg = <0x0d050020 0x20>;
			reg-shift = <2>;
			interrupts = <0 1>; /* external irq 0 */
			clocks = <&osc>;
		};

		enet0: ethoc@0d030000 {
			compatible = "opencores,ethoc";
			reg = <0x0d030000 0x4000 0x0d800000 0x4000>;
			interrupts = <1 1>; /* external irq 1 */
			local-mac-address = [00 50 c2 13 6f 00];
			clocks = <&osc>;
		};
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	};
};