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

/*
 *  BSD LICENSE
 *
 *  Copyright(c) 2014 Broadcom Corporation.  All rights reserved.
 *
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 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      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.
 *    * Neither the name of Broadcom Corporation nor the names of its
 *      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
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

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

#include "skeleton.dtsi"

/ {
	compatible = "brcm,cygnus";
	model = "Broadcom Cygnus SoC";
	interrupt-parent = <&gic>;

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

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

	/include/ "bcm-cygnus-clock.dtsi"

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

		wdt@18009000 {
			 compatible = "arm,sp805" , "arm,primecell";
			 reg = <0x18009000 0x1000>;
			 interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
			 clocks = <&axi81_clk>;
			 clock-names = "apb_pclk";
		};
	};

	uart0: serial@18020000 {
		compatible = "snps,dw-apb-uart";
		reg = <0x18020000 0x100>;
		reg-shift = <2>;
		reg-io-width = <4>;
		interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&axi81_clk>;
		clock-frequency = <100000000>;
		status = "disabled";
	};

	uart1: serial@18021000 {
		compatible = "snps,dw-apb-uart";
		reg = <0x18021000 0x100>;
		reg-shift = <2>;
		reg-io-width = <4>;
		interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&axi81_clk>;
		clock-frequency = <100000000>;
		status = "disabled";
	};

	uart2: serial@18022000 {
		compatible = "snps,dw-apb-uart";
		reg = <0x18020000 0x100>;
		reg-shift = <2>;
		reg-io-width = <4>;
		interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&axi81_clk>;
		clock-frequency = <100000000>;
		status = "disabled";
	};

	uart3: serial@18023000 {
		compatible = "snps,dw-apb-uart";
		reg = <0x18023000 0x100>;
		reg-shift = <2>;
		reg-io-width = <4>;
		interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&axi81_clk>;
		clock-frequency = <100000000>;
		status = "disabled";
	};

	gic: interrupt-controller@19021000 {
		compatible = "arm,cortex-a9-gic";
		#interrupt-cells = <3>;
		#address-cells = <0>;
		interrupt-controller;
		reg = <0x19021000 0x1000>,
		      <0x19020100 0x100>;
	};

	L2: l2-cache {
		compatible = "arm,pl310-cache";
		reg = <0x19022000 0x1000>;
		cache-unified;
		cache-level = <2>;
	};

	timer@19020200 {
		compatible = "arm,cortex-a9-global-timer";
		reg = <0x19020200 0x100>;
		interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&periph_clk>;
	};

};