fdts/fvp-base-psci-common.dtsi

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

#define LEVEL	0
#define EDGE	2
#define SDEI_NORMAL	0x70
#define HIGHEST_SEC	0

#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>;
	};

#if SDEI_IN_FCONF || SEC_INT_DESC_IN_FCONF
	firmware {
#if SDEI_IN_FCONF
		sdei {
			compatible = "arm,sdei-1.0";
			method = "smc";
			private_event_count = <3>;
			shared_event_count = <3>;
			/*
			 * Each event descriptor has typically 3 fields:
			 * 1. Event number
			 * 2. Interrupt number the event is bound to or
			 *    if event is dynamic, specified as SDEI_DYN_IRQ
			 * 3. Bit map of event flags
			 */
			private_events =	<1000 SDEI_DYN_IRQ SDEI_MAPF_DYNAMIC>,
						<1001 SDEI_DYN_IRQ SDEI_MAPF_DYNAMIC>,
						<1002 SDEI_DYN_IRQ SDEI_MAPF_DYNAMIC>;
			shared_events =		<2000 SDEI_DYN_IRQ SDEI_MAPF_DYNAMIC>,
						<2001 SDEI_DYN_IRQ SDEI_MAPF_DYNAMIC>,
						<2002 SDEI_DYN_IRQ SDEI_MAPF_DYNAMIC>;
		};
#endif /* SDEI_IN_FCONF */

#if SEC_INT_DESC_IN_FCONF
		sec_interrupts {
			compatible = "arm,secure_interrupt_desc";
			/* Number of G0 and G1 secure interrupts defined by the platform */
			g0_intr_cnt = <2>;
			g1s_intr_cnt = <9>;
			/*
			 * Define a list of Group 1 Secure and Group 0 interrupts as per GICv3
			 * terminology. Each interrupt property descriptor has 3 fields:
			 * 1. Interrupt number
			 * 2. Interrupt priority
			 * 3. Type of interrupt (Edge or Level configured)
			 */
			g0_intr_desc =	< 8 SDEI_NORMAL EDGE>,
					<14 HIGHEST_SEC EDGE>;

			g1s_intr_desc =	< 9 HIGHEST_SEC EDGE>,
					<10 HIGHEST_SEC EDGE>,
					<11 HIGHEST_SEC EDGE>,
					<12 HIGHEST_SEC EDGE>,
					<13 HIGHEST_SEC EDGE>,
					<15 HIGHEST_SEC EDGE>,
					<29 HIGHEST_SEC LEVEL>,
					<56 HIGHEST_SEC LEVEL>,
					<57 HIGHEST_SEC LEVEL>;
		};
#endif /* SEC_INT_DESC_IN_FCONF */
	};
#endif /* SDEI_IN_FCONF || SEC_INT_DESC_IN_FCONF */

	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";
		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
		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>;
				interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
				reg = <0x20000 0x10000>;
			};
	};

	pmu {
		compatible = "arm,armv8-pmuv3";
		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
	};

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

	bus@8000000 {
		#interrupt-cells = <1>;
		interrupt-map-mask = <0 0 63>;
		interrupt-map = <0 0  0 &gic 0 GIC_SPI  0 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  1 &gic 0 GIC_SPI  1 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  2 &gic 0 GIC_SPI  2 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  3 &gic 0 GIC_SPI  3 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  4 &gic 0 GIC_SPI  4 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  5 &gic 0 GIC_SPI  5 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  6 &gic 0 GIC_SPI  6 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  7 &gic 0 GIC_SPI  7 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  8 &gic 0 GIC_SPI  8 IRQ_TYPE_LEVEL_HIGH>,
				<0 0  9 &gic 0 GIC_SPI  9 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 10 &gic 0 GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 11 &gic 0 GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 12 &gic 0 GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 13 &gic 0 GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 14 &gic 0 GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 15 &gic 0 GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 16 &gic 0 GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 17 &gic 0 GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 18 &gic 0 GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 19 &gic 0 GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 20 &gic 0 GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 21 &gic 0 GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 22 &gic 0 GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 23 &gic 0 GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 24 &gic 0 GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 25 &gic 0 GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 26 &gic 0 GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 27 &gic 0 GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 28 &gic 0 GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 29 &gic 0 GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 30 &gic 0 GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 31 &gic 0 GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 32 &gic 0 GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 33 &gic 0 GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 34 &gic 0 GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 35 &gic 0 GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 36 &gic 0 GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 37 &gic 0 GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 38 &gic 0 GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 39 &gic 0 GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 40 &gic 0 GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 41 &gic 0 GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 42 &gic 0 GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 43 &gic 0 GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 44 &gic 0 GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 46 &gic 0 GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
	};

#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 = <0 0 0 1 &gic 0 0 GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 0 2 &gic 0 0 GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 0 3 &gic 0 0 GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
				<0 0 0 4 &gic 0 0 GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-map-mask = <0x0 0x0 0x0 0x7>;
		msi-map = <0x0 &its 0x0 0x10000>;
		iommu-map = <0x0 &smmu 0x0 0x10000>;
		dma-coherent;
	};

	smmu: iommu@2b400000 {
		compatible = "arm,smmu-v3";
		reg = <0x0 0x2b400000 0x0 0x100000>;
		interrupts = <GIC_SPI 74 IRQ_TYPE_EDGE_RISING>,
			     <GIC_SPI 79 IRQ_TYPE_EDGE_RISING>,
			     <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>,
			     <GIC_SPI 77 IRQ_TYPE_EDGE_RISING>;
		interrupt-names = "eventq", "gerror", "priq", "cmdq-sync";
		dma-coherent;
		#iommu-cells = <1>;
		msi-parent = <&its 0x10000>;
	};
#endif /* ENABLE_RME */
};