linux_dsm_epyc7002/arch/arm/boot/dts/bcm-nsp.dtsi

/*
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 *
 *  Copyright(c) 2015 Broadcom Corporation.  All rights reserved.
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 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in
 *      the documentation and/or other materials provided with the
 *      distribution.
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 *      contributors may be used to endorse or promote products derived
 *      from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 */

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

#include "skeleton.dtsi"

/ {
	compatible = "brcm,nsp";
	model = "Broadcom Northstar Plus SoC";
	interrupt-parent = <&gic>;

	mpcore {
		compatible = "simple-bus";
		ranges = <0x00000000 0x19020000 0x00003000>;
		#address-cells = <1>;
		#size-cells = <1>;

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

			cpu@0 {
				device_type = "cpu";
				compatible = "arm,cortex-a9";
				next-level-cache = <&L2>;
				reg = <0x0>;
			};
		};

		L2: l2-cache {
			compatible = "arm,pl310-cache";
			reg = <0x2000 0x1000>;
			cache-unified;
			cache-level = <2>;
		};

		gic: interrupt-controller@19021000 {
			compatible = "arm,cortex-a9-gic";
			#interrupt-cells = <3>;
			#address-cells = <0>;
			interrupt-controller;
			reg = <0x1000 0x1000>,
			      <0x0100 0x100>;
		};

		timer@19020200 {
			compatible = "arm,cortex-a9-global-timer";
			reg = <0x0200 0x100>;
			interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&periph_clk>;
		};
	};

	clocks {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		periph_clk: periph_clk {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <500000000>;
		};
	};

	axi {
		compatible = "simple-bus";
		ranges = <0x00000000 0x18000000 0x00001000>;
		#address-cells = <1>;
		#size-cells = <1>;

		uart0: serial@18000300 {
			compatible = "ns16550a";
			reg = <0x0300 0x100>;
			interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
			clock-frequency = <62499840>;
			status = "disabled";
		};

		uart1: serial@18000400 {
			compatible = "ns16550a";
			reg = <0x0400 0x100>;
			interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
			clock-frequency = <62499840>;
			status = "disabled";
		};
	};
};