arch/arm/dts/qemu-sbsa.dts

// SPDX-License-Identifier: GPL-2.0+ OR MIT
/*
 * Devicetree with onboard devices for qemu_sbsa-ref for internal use only!
 * DO NOT PASS TO THE OS!
 *
 * As QEMU provides only a minimal devicetree this one is merged with
 * it and then fixed at runtime.
 *
 * Copyright 2024 9elements GmbH
 */
#include "configs/qemu-sbsa.h"
#include <dt-bindings/interrupt-controller/arm-gic.h>

/dts-v1/;

/ {
	#address-cells = <2>;
	#size-cells = <2>;
	interrupt-parent = <&intc>;
	compatible = "linux,sbsa-ref";

	binman: binman {
		multiple-images;
	};

	cpus {
		/* Filled by fdtdec_board_setup() */
	};

	memory {
		/* Filled by fdtdec_board_setup() */
	};

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

		cfi_flash {
			compatible = "cfi-flash";
			reg = /bits/ 64 <SBSA_FLASH_BASE_ADDR
					 SBSA_FLASH_LENGTH>;
			status = "okay";
		};

		uart0 {
			compatible = "arm,pl011";
			status = "okay";
			reg = /bits/ 64 <SBSA_UART_BASE_ADDR
					 SBSA_UART_LENGTH>;
		};

		ahci {
			compatible = "generic-ahci";
			status = "okay";
			reg = /bits/ 64 <0x60100000 0x00010000>;
		};

		xhci {
			compatible = "generic-xhci";
			status = "okay";
			reg = /bits/ 64 <0x60110000 0x00010000>;
		};

		pci {
			#address-cells = <3>;
			#size-cells = <2>;
			compatible = "pci-host-ecam-generic";
			device_type = "pci";
			status = "okay";
			reg = /bits/ 64 <0xf0000000 0x10000000>;
			bus-range = <0 0xff>;
			ranges = /bits/ 32 <0x01000000>,
				 /bits/ 64 <0
					    SBSA_PIO_BASE_ADDR
					    SBSA_PIO_LENGTH>,
				 /bits/ 32 <0x02000000>,
				 /bits/ 64 <SBSA_PCIE_MMIO_BASE_ADDR
					    SBSA_PCIE_MMIO_BASE_ADDR
					    SBSA_PCIE_MMIO_LENGTH>,
				 /bits/ 32 <0x43000000>,
				 /bits/ 64 <SBSA_PCIE_MMIO_HIGH_BASE_ADDR
					    SBSA_PCIE_MMIO_HIGH_BASE_ADDR
					    SBSA_PCIE_MMIO_HIGH_LENGTH>;
		};
	};

	intc: interrupt-controller {
		compatible = "arm,gic-v3";
		#interrupt-cells = <3>;
		status = "okay";
		interrupt-controller;
		interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
		reg = /bits/ 64 <SBSA_GIC_DIST_BASE_ADDR SBSA_GIC_DIST_LENGTH>,
		      /bits/ 64 <SBSA_GIC_REDIST_BASE_ADDR SBSA_GIC_REDIST_LENGTH>,
		      /bits/ 64 <0 0>,
		      /bits/ 64 <SBSA_GIC_HBASE_ADDR SBSA_GIC_HBASE_LENGTH>,
		      /bits/ 64 <SBSA_GIC_VBASE_ADDR SBSA_GIC_VBASE_LENGTH>;

		its: msi-controller {
			compatible = "arm,gic-v3-its";
			msi-controller;
			#msi-cells = <1>;
			status = "disabled";
		};
	};
};

&binman {
	secure-world {
		filename = "secure-world.rom";
		size = <SBSA_SECURE_FLASH_LENGTH>;

		bl1 {
			offset = <0x0>;
			description = "ARM Trusted Firmware BL1";
			filename = "bl1.bin";
			type = "blob-ext";
		};

		fip {
			offset = <0x12000>;
			description = "ARM Trusted Firmware FIP";
			filename = "fip.bin";
			type = "blob-ext";
		};
	};

	unsecure-world {
		filename = "unsecure-world.rom";
		size = <SBSA_FLASH_LENGTH>;

		u-boot {
		};
		u-boot-dtb {
			compress = "lz4";
		};
	};
};