Commit 27df2ed3 authored by Jisheng Zhang's avatar Jisheng Zhang Committed by Conor Dooley
Browse files

riscv: dts: sophgo: add Milk-V Duo board device tree 

Milk-V Duo[1] board is an embedded development platform based on the
CV1800B chip. Add minimal device tree files for the development board.

Support basic uart drivers, so supports booting to a basic shell.

Link: https://milkv.io/duo

 [1]
Signed-off-by: default avatarJisheng Zhang <jszhang@kernel.org>
Acked-by: default avatarChen Wang <unicorn_wang@outlook.com>
Signed-off-by: default avatarConor Dooley <conor.dooley@microchip.com>
parent c3dffa87

arch/riscv/boot/dts/sophgo/Makefile

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# SPDX-License-Identifier: GPL-2.0

dtb-$(CONFIG_ARCH_SOPHGO) += cv1800b-milkv-duo.dtb

dtb-$(CONFIG_ARCH_SOPHGO) += sg2042-milkv-pioneer.dtb

arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts

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// SPDX-License-Identifier: (GPL-2.0 OR MIT)

/*

 * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org>

 */



/dts-v1/;



#include "cv1800b.dtsi"



/ {

	model = "Milk-V Duo";

	compatible = "milkv,duo", "sophgo,cv1800b";



	aliases {

		serial0 = &uart0;

		serial1 = &uart1;

		serial2 = &uart2;

		serial3 = &uart3;

		serial4 = &uart4;

	};



	chosen {

		stdout-path = "serial0:115200n8";

	};



	memory@80000000 {

		device_type = "memory";

		reg = <0x80000000 0x3f40000>;

	};

};



&osc {

	clock-frequency = <25000000>;

};



&uart0 {

	status = "okay";

};