arm-trusted-firmware/fdts/n1sdp-multi-chip.dts

// SPDX-License-Identifier: (GPL-2.0 or BSD-3-Clause)
/*
 * Copyright (c) 2019-2020, Arm Limited.
 */

#include "n1sdp-single-chip.dts"

/ {
	cpus {
		cpu4@100000000 {
			compatible = "arm,neoverse-n1";
			reg = <0x1 0x0>;
			device_type = "cpu";
			enable-method = "psci";
			numa-node-id = <1>;
		};
		cpu5@100000100 {
			compatible = "arm,neoverse-n1";
			reg = <0x1 0x00000100>;
			device_type = "cpu";
			enable-method = "psci";
			numa-node-id = <1>;
		};
		cpu6@100010000 {
			compatible = "arm,neoverse-n1";
			reg = <0x1 0x00010000>;
			device_type = "cpu";
			enable-method = "psci";
			numa-node-id = <1>;
		};
		cpu7@100010100 {
			compatible = "arm,neoverse-n1";
			reg = <0x1 0x00010100>;
			device_type = "cpu";
			enable-method = "psci";
			numa-node-id = <1>;
		};
	};

	/* Remote N1SDP board address is mapped at offset 4TB.
	 * First DRAM Bank of remote N1SDP board is mapped at 4TB + 2GB.
	 */
	memory@40080000000 {
		device_type = "memory";
		reg = <0x00000400 0x80000000 0x0 0x80000000>,
			<0x00000480 0x80000000 0x3 0x80000000>;
		numa-node-id = <1>;
	};

	distance-map {
		compatible = "numa-distance-map-v1";
		distance-matrix =   <0 0 10>,
				    <0 1 20>,
				    <1 1 10>;
	};

	smmu_slave_pcie: iommu@4004f400000 {
		compatible = "arm,smmu-v3";
		reg = <0x400 0x4f400000 0 0x40000>;
		interrupts = <GIC_SPI 715 IRQ_TYPE_EDGE_RISING>,
				<GIC_SPI 716 IRQ_TYPE_EDGE_RISING>,
				<GIC_SPI 717 IRQ_TYPE_EDGE_RISING>;
		interrupt-names = "eventq", "cmdq-sync", "gerror";
		msi-parent = <&its2_slave 0>;
		#iommu-cells = <1>;
		dma-coherent;
	};

	pcie_slave_ctlr: pcie@40070000000 {
		compatible = "arm,n1sdp-pcie";
		device_type = "pci";
		reg = <0x400 0x70000000 0 0x1200000>;
		bus-range = <0 0xff>;
		linux,pci-domain = <2>;
		#address-cells = <3>;
		#size-cells = <2>;
		dma-coherent;
		ranges = <0x01000000 0x00 0x00000000 0x400 0x75200000 0x00 0x00010000>,
			 <0x02000000 0x00 0x71200000 0x400 0x71200000 0x00 0x04000000>,
			 <0x42000000 0x09 0x00000000 0x409 0x00000000 0x20 0x00000000>;
		#interrupt-cells = <1>;
		interrupt-map-mask = <0 0 0 7>;
		interrupt-map = <0 0 0 1 &gic 0 0 0 649 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 0 2 &gic 0 0 0 650 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 0 3 &gic 0 0 0 651 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 0 4 &gic 0 0 0 652 IRQ_TYPE_LEVEL_HIGH>;
		msi-map = <0 &its_slave_pcie 0 0x10000>;
		iommu-map = <0 &smmu_slave_pcie 0 0x10000>;
		status = "okay";
	};

};

&gic {
	#redistributor-regions = <2>;
	reg =   <0x0 0x30000000 0 0x10000>,	/* GICD */
		<0x0 0x300c0000 0 0x80000>,	/* GICR */
		<0x400 0x300c0000 0 0x80000>;	/* GICR */

	its2_slave: its@40030060000 {
		compatible = "arm,gic-v3-its";
		msi-controller;
		#msi-cells = <1>;
		reg = <0x400 0x30060000 0x0 0x20000>;
	};

	its_slave_pcie: its@400300a0000 {
		compatible = "arm,gic-v3-its";
		msi-controller;
		#msi-cells = <1>;
		reg = <0x400 0x300a0000 0x0 0x20000>;
	};
};