xref: /rk3399_ARM-atf/fdts/fvp-base-psci-common.dtsi (revision a9bb1f1731554d738cdee183a2fec911d94010d1)

// SPDX-License-Identifier: GPL-2.0 or BSD-3-Clause
/*
 * ARM Ltd. Fast Models
 *
 * Architecture Envelope Model (AEM) ARMv8-A
 * ARMAEMv8AMPCT
 *
 * RTSM_VE_AEMv8A.lisa
 *
 * Copyright (c) 2017-2025, ARM Limited and Contributors. All rights reserved.
 */

#include "rtsm_ve-motherboard.dtsi"

/ {
	model = "FVP Base";
	compatible = "arm,fvp-base", "arm,vexpress";
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	chosen {
		stdout-path = "serial0:115200n8";
		bootargs = "console=ttyAMA0 earlycon=pl011,0x1c090000 root=/dev/vda ip=on";
	};

	aliases {
		serial0 = &v2m_serial0;
		serial1 = &v2m_serial1;
		serial2 = &v2m_serial2;
		serial3 = &v2m_serial3;
	};

	psci {
		compatible = "arm,psci-1.0", "arm,psci-0.2";
		method = "smc";
		max-pwr-lvl = <2>;
	};

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

		CPU_MAP

		idle-states {
			entry-method = "psci";

			CPU_SLEEP_0: cpu-sleep-0 {
				compatible = "arm,idle-state";
				local-timer-stop;
				arm,psci-suspend-param = <0x0010000>;
				entry-latency-us = <40>;
				exit-latency-us = <100>;
				min-residency-us = <150>;
			};

			CLUSTER_SLEEP_0: cluster-sleep-0 {
				compatible = "arm,idle-state";
				local-timer-stop;
				arm,psci-suspend-param = <0x1010000>;
				entry-latency-us = <500>;
				exit-latency-us = <1000>;
				min-residency-us = <2500>;
			};
		};

		CPUS

		L2_0: l2-cache0 {
			compatible = "cache";
		};
	};

	memory@80000000 {
		device_type = "memory";
#if (ENABLE_RME == 1)
		reg = <0x00000000 0x80000000 0 0x7C000000>,
		      <0x00000008 0x80000000 0 0x80000000>;
#else
		reg = <0x00000000 0x80000000 0 0x7F000000>,
		      <0x00000008 0x80000000 0 0x80000000>;
#endif
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		/* Chipselect 2,00000000 is physically at 0x18000000 */
		vram: vram@18000000 {
			/* 8 MB of designated video RAM */
			compatible = "shared-dma-pool";
			reg = <0x00000000 0x18000000 0 0x00800000>;
			no-map;
		};
	};

	timer {
		compatible = "arm,armv8-timer";
		clock-frequency = <100000000>;
	};

	timer@2a810000 {
			compatible = "arm,armv7-timer-mem";
			reg = <0x0 0x2a810000 0x0 0x10000>;
			clock-frequency = <100000000>;
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x0 0x2a810000 0x100000>;

			frame@2a830000 {
				frame-number = <1>;
				interrupt-parent = <&gic>;
				reg = <0x20000 0x10000>;
			};
	};

	pmu {
		compatible = "arm,armv8-pmuv3";
	};

	panel {
		compatible = "arm,rtsm-display";
		port {
			panel_in: endpoint {
				remote-endpoint = <&clcd_pads>;
			};
		};
	};

	bus@8000000 {
		#interrupt-cells = <1>;
		interrupt-map-mask = <0 0 63>;
	};

#if (ENABLE_RME == 1)
	pci: pci@40000000 {
		#address-cells = <3>;
		#size-cells = <2>;
		#interrupt-cells = <1>;
		compatible = "pci-host-ecam-generic";
		device_type = "pci";
		reg = <0x0 0x40000000 0x0 0x10000000>;
		ranges = <0x2000000 0x0 0x50000000 0x0 0x50000000 0x0 0x10000000>,
			/* First 3GB of 256GB PCIe memory region 2 */
			 <0x2000000 0x40 0x00000000 0x40 0x00000000 0x0 0xc0000000>;
		interrupt-map-mask = <0x0 0x0 0x0 0x7>;
		iommu-map = <0x0 &smmu 0x0 0x10000>;
		dma-coherent;
	};

	smmu: iommu@2b400000 {
		compatible = "arm,smmu-v3";
		reg = <0x0 0x2b400000 0x0 0x100000>;
		interrupt-names = "eventq", "gerror", "priq", "cmdq-sync";
		dma-coherent;
		#iommu-cells = <1>;
	};
#endif /* ENABLE_RME */
};