linux_dsm_epyc7002/arch/arm64/boot/dts/al/alpine-v2.dtsi

/*
 * Copyright 2016 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Antoine Tenart <antoine.tenart@free-electrons.com>
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without 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.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/dts-v1/;

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

/ {
	model = "Annapurna Labs Alpine v2";
	compatible = "al,alpine-v2";
	#address-cells = <2>;
	#size-cells = <2>;

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

		cpu@0 {
			compatible = "arm,cortex-a57", "arm,armv8";
			device_type = "cpu";
			reg = <0x0 0x0>;
			enable-method = "psci";
		};

		cpu@1 {
			compatible = "arm,cortex-a57", "arm,armv8";
			device_type = "cpu";
			reg = <0x0 0x1>;
			enable-method = "psci";
		};

		cpu@2 {
			compatible = "arm,cortex-a57", "arm,armv8";
			device_type = "cpu";
			reg = <0x0 0x2>;
			enable-method = "psci";
		};

		cpu@3 {
			compatible = "arm,cortex-a57", "arm,armv8";
			device_type = "cpu";
			reg = <0x0 0x3>;
			enable-method = "psci";
		};
	};

	psci {
		compatible = "arm,psci-0.2", "arm,psci";
		method = "smc";
		cpu_suspend = <0x84000001>;
		cpu_off = <0x84000002>;
		cpu_on = <0x84000003>;
	};

	sbclk: sbclk {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <1000000>;
	};

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

		interrupt-parent = <&gic>;
		ranges;

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

		pmu {
			compatible = "arm,armv8-pmuv3";
			interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
		};

		gic: gic@f0100000 {
			compatible = "arm,gic-v3";
			reg = <0x0 0xf0200000 0x0 0x10000>,	/* GIC Dist */
			      <0x0 0xf0280000 0x0 0x200000>,	/* GICR */
			      <0x0 0xf0100000 0x0 0x2000>,	/* GICC */
			      <0x0 0xf0110000 0x0 0x2000>,	/* GICV */
			      <0x0 0xf0120000 0x0 0x2000>;	/* GICH */
			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
			interrupt-controller;
			#interrupt-cells = <3>;
		};

		pci@fbc00000 {
			compatible = "pci-host-ecam-generic";
			device_type = "pci";
			#size-cells = <2>;
			#address-cells = <3>;
			#interrupt-cells = <1>;
			reg = <0x0 0xfbc00000 0x0 0x100000>;
			interrupt-map-mask = <0xf800 0 0 7>;
			/* add legacy interrupts for SATA only */
			interrupt-map = <0x4000 0 0 1 &gic 0 53 4>,
					<0x4800 0 0 1 &gic 0 54 4>;
			/* 32 bit non prefetchable memory space */
			ranges = <0x2000000 0x0 0xfe000000 0x0 0xfe000000 0x0 0x1000000>;
			bus-range = <0x00 0x00>;
			msi-parent = <&msix>;
		};

		msix: msix@fbe00000 {
			compatible = "al,alpine-msix";
			reg = <0x0 0xfbe00000 0x0 0x100000>;
			interrupt-controller;
			msi-controller;
			al,msi-base-spi = <160>;
			al,msi-num-spis = <160>;
		};

		io-fabric {
			compatible = "simple-bus";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x0 0xfc000000 0x2000000>;

			uart0: serial@1883000 {
				compatible = "ns16550a";
				device_type = "serial";
				reg = <0x1883000 0x1000>;
				interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
				clock-frequency = <500000000>;
				reg-shift = <2>;
				reg-io-width = <4>;
				status = "disabled";
			};

			uart1: serial@1884000 {
				compatible = "ns16550a";
				device_type = "serial";
				reg = <0x1884000 0x1000>;
				interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
				clock-frequency = <500000000>;
				reg-shift = <2>;
				reg-io-width = <4>;
				status = "disabled";
			};

			uart2: serial@1885000 {
				compatible = "ns16550a";
				device_type = "serial";
				reg = <0x1885000 0x1000>;
				interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
				clock-frequency = <500000000>;
				reg-shift = <2>;
				reg-io-width = <4>;
				status = "disabled";
			};

			uart3: serial@1886000 {
				compatible = "ns16550a";
				device_type = "serial";
				reg = <0x1886000 0x1000>;
				interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
				clock-frequency = <500000000>;
				reg-shift = <2>;
				reg-io-width = <4>;
				status = "disabled";
			};

			timer0: timer@1890000 {
				compatible = "arm,sp804", "arm,primecell";
				reg = <0x1890000 0x1000>;
				interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
				clocks = <&sbclk>;
			};

			timer1: timer@1891000 {
				compatible = "arm,sp804", "arm,primecell";
				reg = <0x1891000 0x1000>;
				interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
				clocks = <&sbclk>;
				status = "disabled";
			};

			timer2: timer@1892000 {
				compatible = "arm,sp804", "arm,primecell";
				reg = <0x1892000 0x1000>;
				interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
				clocks = <&sbclk>;
				status = "disabled";
			};

			timer3: timer@1893000 {
				compatible = "arm,sp804", "arm,primecell";
				reg = <0x1893000 0x1000>;
				interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
				clocks = <&sbclk>;
				status = "disabled";
			};
		};
	};
};