boards/qemu/x86/qemu_x86_lakemont.dts

/*
 * Copyright (c) 2021 Intel Corporation.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;

#include <mem.h>

#ifndef DT_DRAM_BASE
#define DT_DRAM_BASE		0
#endif
#ifndef DT_DRAM_SIZE
#define DT_DRAM_SIZE		DT_SIZE_K(4096)
#endif

#include <intel/lakemont.dtsi>

/ {
	model = "QEMU X86 (Lakemont) emulator";
	compatible = "qemu,x86_lakemont_emulator";

	aliases {
		uart-0 = &uart0;
	};

	chosen {
		zephyr,sram = &dram0;
		zephyr,console = &uart0;
		zephyr,shell-uart = &uart0;
	};

	dram0: memory@0 {
		device_type = "memory";
		reg = <DT_DRAM_BASE DT_DRAM_SIZE>;
	};

	soc {
		uart0: uart@3f8 {
			compatible = "ns16550";
			reg = <0x000003f8 0x100>;
			io-mapped;
			clock-frequency = <1843200>;
			interrupts = <4 IRQ_TYPE_LOWEST_EDGE_RISING 3>;
			interrupt-parent = <&intc>;
			current-speed = <115200>;
			reg-shift = <2>;
			status = "okay";
		};

		hpet: hpet@fed00000 {
			compatible = "intel,hpet";
			reg = <0xfed00000 0x400>;
			interrupts = <2 IRQ_TYPE_FIXED_EDGE_RISING 4>;
			interrupt-parent = <&intc>;

			status = "okay";
		};
	};
};