pc-bios/dtb/pegasos1.dts

/*
 * QEMU Pegasos1 Device Tree Source
 *
 * Copyright 2025 BALATON Zoltan
 * SPDX-License-Identifier: GPL-2.0-or-later
 *
 * This is partial source, more info will be filled in by board code.
 */

/dts-v1/;

/ {
	#address-cells = <1>;
	device_type = "chrp";
	model = "Pegasos";
	revision = "1A";
	CODEGEN,vendor = "bplan GmbH";
	CODEGEN,board = "Pegasos";
	CODEGEN,description = "Pegasos CHRP PowerPC System";

	openprom {
		model = "Pegasos,0.1b123";
	};

	chosen {
	};

	memory@0 {
		device_type = "memory";
		reg = <0 0>;
	};

	cpus {
		#size-cells	= <0>;
		#address-cells	= <1>;
		#cpus		= <1>;
	};

	failsafe {
		device_type = "serial";
	};

	pci@80000000 {
		device_type = "pci";
		#address-cells = <3>;
		#size-cells = <2>;
		clock-frequency = <33333333>;
		8259-interrupt-acknowledge = <0xfef00000>;
		reg = <0x80000000 0x7f000000>;
		ranges = <0x01000000 0 0x00000000 0xfe000000 0 0x00800000
			  0x02000000 0 0x80000000 0x80000000 0 0x7d000000
			  0x02000000 0 0xfd000000 0xfd000000 0 0x01000000>;
		bus-range = <0 0>;

		isa@7 {
			vendor-id	= <0x1106>;
			device-id	= <0x8231>;
			revision-id	= <0x10>;
			class-code	= <0x60100>;
			/* Pegasos firmware has subsystem-id and */
			/* subsystem-vendor-id swapped */
			subsystem-id	= <0x1af4>;
			subsystem-vendor-id = <0x1100>;
			reg = <0x3800 0 0 0 0>;
			device_type	= "isa";
			#address-cells	= <2>;
			#size-cells	= <1>;
			eisa-slots	= <0>;
			clock-frequency	= <8333333>;
			slot-names	= <0>;

			serial@i2f8 {
				device_type	= "serial";
				reg		= <1 0x2f8 8>;
				interrupts	= <3 0>;
				clock-frequency	= <0>;
			};

			8042@i60 {
				device_type	= "";
				reg		= <1 0x60 5>;
				clock-frequency	= <0>;
				interrupt-controller = "";
				#address-cells	= <1>;
				#size-cells	= <0>;
				#interrupt-cells = <2>;

			};

			keyboard@i60 {
				device_type	= "keyboard";
				reg		= <1 0x60 5>;
				interrupts	= <1 0>;
			};

			rtc@i70 {
				device_type	= "rtc";
				reg		= <1 0x70 2>;
				interrupts	= <8 0>;
				clock-frequency	= <0>;
				compatible	= "ds1385-rtc";
			};

			timer@i40 {
				device_type	= "timer";
				reg		= <1 0x40 8>;
				clock-frequency	= <0>;
			};

			fdc@i3f0 {
				device_type	= "fdc";
				reg		= <1 0x3f0 8>;
				interrupts	= <6 0>;
				clock-frequency	= <0>;
			};

			lpt@i3bc {
				device_type	= "lpt";
				reg		= <1 0x3bc 8>;
				interrupts	= <7 0>;
				clock-frequency	= <0>;
			};
		};
	};
};