linux_dsm_epyc7002/arch/arm64/boot/dts/actions/s900.dtsi

/*
 * Copyright (c) 2017 Andreas Färber
 *
 * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 */

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

/ {
	compatible = "actions,s900";
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	cpus {
		#address-cells = <2>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a53", "arm,armv8";
			reg = <0x0 0x0>;
			enable-method = "psci";
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a53", "arm,armv8";
			reg = <0x0 0x1>;
			enable-method = "psci";
		};

		cpu2: cpu@2 {
			device_type = "cpu";
			compatible = "arm,cortex-a53", "arm,armv8";
			reg = <0x0 0x2>;
			enable-method = "psci";
		};

		cpu3: cpu@3 {
			device_type = "cpu";
			compatible = "arm,cortex-a53", "arm,armv8";
			reg = <0x0 0x3>;
			enable-method = "psci";
		};
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		secmon@1f000000 {
			reg = <0x0 0x1f000000 0x0 0x1000000>;
			no-map;
		};
	};

	psci {
		compatible = "arm,psci-0.2";
		method = "smc";
	};

	arm-pmu {
		compatible = "arm,cortex-a53-pmu";
		interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
		             <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
		             <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
		             <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupts = <GIC_PPI 13
			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14
			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11
			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10
			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
	};

	hosc: hosc {
		compatible = "fixed-clock";
		clock-frequency = <24000000>;
		#clock-cells = <0>;
	};

	soc {
		compatible = "simple-bus";
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		gic: interrupt-controller@e00f1000 {
			compatible = "arm,gic-400";
			reg = <0x0 0xe00f1000 0x0 0x1000>,
			      <0x0 0xe00f2000 0x0 0x2000>,
			      <0x0 0xe00f4000 0x0 0x2000>,
			      <0x0 0xe00f6000 0x0 0x2000>;
			interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
			interrupt-controller;
			#interrupt-cells = <3>;
		};

		uart0: serial@e0120000 {
			compatible = "actions,s900-uart", "actions,owl-uart";
			reg = <0x0 0xe0120000 0x0 0x2000>;
			interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		uart1: serial@e0122000 {
			compatible = "actions,s900-uart", "actions,owl-uart";
			reg = <0x0 0xe0122000 0x0 0x2000>;
			interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		uart2: serial@e0124000 {
			compatible = "actions,s900-uart", "actions,owl-uart";
			reg = <0x0 0xe0124000 0x0 0x2000>;
			interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		uart3: serial@e0126000 {
			compatible = "actions,s900-uart", "actions,owl-uart";
			reg = <0x0 0xe0126000 0x0 0x2000>;
			interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		uart4: serial@e0128000 {
			compatible = "actions,s900-uart", "actions,owl-uart";
			reg = <0x0 0xe0128000 0x0 0x2000>;
			interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		uart5: serial@e012a000 {
			compatible = "actions,s900-uart", "actions,owl-uart";
			reg = <0x0 0xe012a000 0x0 0x2000>;
			interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		uart6: serial@e012c000 {
			compatible = "actions,s900-uart", "actions,owl-uart";
			reg = <0x0 0xe012c000 0x0 0x2000>;
			interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		timer: timer@e0228000 {
			compatible = "actions,s900-timer";
			reg = <0x0 0xe0228000 0x0 0x8000>;
			interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
			interrupt-names = "timer1";
		};
	};
};