linux_dsm_epyc7002/arch/arm/boot/dts/highbank.dts

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright 2011-2012 Calxeda, Inc.
 */

/dts-v1/;

/* First 4KB has pen for secondary cores. */
/memreserve/ 0x00000000 0x0001000;

/ {
	model = "Calxeda Highbank";
	compatible = "calxeda,highbank";
	#address-cells = <1>;
	#size-cells = <1>;
	clock-ranges;

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

		cpu@900 {
			compatible = "arm,cortex-a9";
			device_type = "cpu";
			reg = <0x900>;
			next-level-cache = <&L2>;
			clocks = <&a9pll>;
			clock-names = "cpu";
			operating-points = <
				/* kHz    ignored */
				 1300000  1000000
				 1200000  1000000
				 1100000  1000000
				  800000  1000000
				  400000  1000000
				  200000  1000000
			>;
			clock-latency = <100000>;
		};

		cpu@901 {
			compatible = "arm,cortex-a9";
			device_type = "cpu";
			reg = <0x901>;
			next-level-cache = <&L2>;
			clocks = <&a9pll>;
			clock-names = "cpu";
			operating-points = <
				/* kHz    ignored */
				 1300000  1000000
				 1200000  1000000
				 1100000  1000000
				  800000  1000000
				  400000  1000000
				  200000  1000000
			>;
			clock-latency = <100000>;
		};

		cpu@902 {
			compatible = "arm,cortex-a9";
			device_type = "cpu";
			reg = <0x902>;
			next-level-cache = <&L2>;
			clocks = <&a9pll>;
			clock-names = "cpu";
			operating-points = <
				/* kHz    ignored */
				 1300000  1000000
				 1200000  1000000
				 1100000  1000000
				  800000  1000000
				  400000  1000000
				  200000  1000000
			>;
			clock-latency = <100000>;
		};

		cpu@903 {
			compatible = "arm,cortex-a9";
			device_type = "cpu";
			reg = <0x903>;
			next-level-cache = <&L2>;
			clocks = <&a9pll>;
			clock-names = "cpu";
			operating-points = <
				/* kHz    ignored */
				 1300000  1000000
				 1200000  1000000
				 1100000  1000000
				  800000  1000000
				  400000  1000000
				  200000  1000000
			>;
			clock-latency = <100000>;
		};
	};

	memory {
		name = "memory";
		device_type = "memory";
		reg = <0x00000000 0xff900000>;
	};

	soc {
		ranges = <0x00000000 0x00000000 0xffffffff>;

		memory-controller@fff00000 {
			compatible = "calxeda,hb-ddr-ctrl";
			reg = <0xfff00000 0x1000>;
			interrupts = <0 91 4>;
		};

		timer@fff10600 {
			compatible = "arm,cortex-a9-twd-timer";
			reg = <0xfff10600 0x20>;
			interrupts = <1 13 0xf01>;
			clocks = <&a9periphclk>;
		};

		watchdog@fff10620 {
			compatible = "arm,cortex-a9-twd-wdt";
			reg = <0xfff10620 0x20>;
			interrupts = <1 14 0xf01>;
			clocks = <&a9periphclk>;
		};

		intc: interrupt-controller@fff11000 {
			compatible = "arm,cortex-a9-gic";
			#interrupt-cells = <3>;
			#size-cells = <0>;
			#address-cells = <1>;
			interrupt-controller;
			reg = <0xfff11000 0x1000>,
			      <0xfff10100 0x100>;
		};

		L2: l2-cache {
			compatible = "arm,pl310-cache";
			reg = <0xfff12000 0x1000>;
			interrupts = <0 70 4>;
			cache-unified;
			cache-level = <2>;
		};

		pmu {
			compatible = "arm,cortex-a9-pmu";
			interrupts = <0 76 4  0 75 4  0 74 4  0 73 4>;
		};


		sregs@fff3c200 {
			compatible = "calxeda,hb-sregs-l2-ecc";
			reg = <0xfff3c200 0x100>;
			interrupts = <0 71 4  0 72 4>;
		};

	};
};

/include/ "ecx-common.dtsi"