linux_dsm_epyc7002/arch/arm/boot/dts/nuvoton-npcm750.dtsi

// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2018 Nuvoton Technology corporation.
// Copyright 2018 Google, Inc.

#include <dt-bindings/interrupt-controller/arm-gic.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	interrupt-parent = <&gic>;

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		enable-method = "nuvoton,npcm750-smp";

		cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a9";
			clocks = <&clk 10>;
			clock-names = "clk_cpu";
			reg = <0>;
			next-level-cache = <&l2>;
		};

		cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a9";
			clocks = <&clk 10>;
			clock-names = "clk_cpu";
			reg = <1>;
			next-level-cache = <&l2>;
		};
	};

	/* external clock signal rg1refck, supplied by the phy */
	clk-rg1refck {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <125000000>;
	};

	/* external clock signal rg2refck, supplied by the phy */
	clk-rg2refck {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <125000000>;
	};

	clk-xin {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <50000000>;
	};

	soc {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		interrupt-parent = <&gic>;
		ranges = <0x0 0xf0000000 0x00900000>;

		gcr: gcr@800000 {
			compatible = "nuvoton,npcm750-gcr", "syscon",
				"simple-mfd";
			reg = <0x800000 0x1000>;
		};

		scu: scu@3fe000 {
			compatible = "arm,cortex-a9-scu";
			reg = <0x3fe000 0x1000>;
		};

		l2: cache-controller@3fc000 {
			compatible = "arm,pl310-cache";
			reg = <0x3fc000 0x1000>;
			interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
			cache-unified;
			cache-level = <2>;
			clocks = <&clk 22>;
			arm,shared-override;
		};

		gic: interrupt-controller@3ff000 {
			compatible = "arm,cortex-a9-gic";
			interrupt-controller;
			#interrupt-cells = <3>;
			reg = <0x3ff000 0x1000>,
			    <0x3fe100 0x100>;
		};

		timer@3fe600 {
			compatible = "arm,cortex-a9-twd-timer";
			reg = <0x3fe600 0x20>;
			interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
						  IRQ_TYPE_LEVEL_HIGH)>;
			clocks = <&clk 15>;
		};
	};

	ahb {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		interrupt-parent = <&gic>;
		ranges;

		clk: clock-controller@f0801000 {
			compatible = "nuvoton,npcm750-clk";
			#clock-cells = <1>;
			reg = <0xf0801000 0x1000>;
		};

		apb {
			#address-cells = <1>;
			#size-cells = <1>;
			compatible = "simple-bus";
			interrupt-parent = <&gic>;
			ranges = <0x0 0xf0000000 0x00300000>;

			timer0: timer@8000 {
				compatible = "nuvoton,npcm750-timer";
				interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
				reg = <0x8000 0x1000>;
				clocks = <&clk 15>;
			};

			serial0: serial@1000 {
				compatible = "ns16550a";
				reg = <0x1000 0x1000>;
				clocks = <&clk 14>;
				interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
				reg-shift = <2>;
				status = "disabled";
			};

			serial1: serial@2000 {
				compatible = "ns16550a";
				reg = <0x2000 0x1000>;
				clocks = <&clk 14>;
				interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
				reg-shift = <2>;
				status = "disabled";
			};

			serial2: serial@3000 {
				compatible = "ns16550a";
				reg = <0x3000 0x1000>;
				clocks = <&clk 14>;
				interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
				reg-shift = <2>;
				status = "disabled";
			};

			serial3: serial@4000 {
				compatible = "ns16550a";
				reg = <0x4000 0x1000>;
				clocks = <&clk 14>;
				interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
				reg-shift = <2>;
				status = "disabled";
			};
		};
	};
};