Commit 31ceedee authored by Drew Fustini's avatar Drew Fustini Committed by Conor Dooley
Browse files

riscv: dts: thead: add BeagleV Ahead board device tree 

The BeagleV Ahead single board computer uses the T-Head TH1520 SoC.
Add a minimal device tree to support basic uart/gpio/dmac drivers so
that a user can boot to a basic shell.

Link: https://beagleboard.org/beaglev-ahead


Reviewed-by: default avatarGuo Ren <guoren@kernel.org>
Reviewed-by: default avatarConor Dooley <conor.dooley@microchip.com>
Signed-off-by: default avatarDrew Fustini <dfustini@baylibre.com>
Signed-off-by: default avatarConor Dooley <conor.dooley@microchip.com>
parent d19c10d5

arch/riscv/boot/dts/thead/Makefile

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# SPDX-License-Identifier: GPL-2.0

dtb-$(CONFIG_ARCH_THEAD) += th1520-lichee-pi-4a.dtb
 
dtb-$(CONFIG_ARCH_THEAD) += th1520-lichee-pi-4a.dtb th1520-beaglev-ahead.dtb

arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts

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

/*

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

 * Copyright (C) 2023 Drew Fustini <dfustini@baylibre.com>

 */



/dts-v1/;



#include "th1520.dtsi"



/ {

	model = "BeagleV Ahead";

	compatible = "beagle,beaglev-ahead", "thead,th1520";



	aliases {

		gpio0 = &gpio0;

		gpio1 = &gpio1;

		gpio2 = &gpio2;

		gpio3 = &gpio3;

		serial0 = &uart0;

		serial1 = &uart1;

		serial2 = &uart2;

		serial3 = &uart3;

		serial4 = &uart4;

		serial5 = &uart5;

	};



	chosen {

		stdout-path = "serial0:115200n8";

	};



	memory@0 {

		device_type = "memory";

		reg = <0x0  0x00000000  0x1 0x00000000>;



	};

};



&osc {

	clock-frequency = <24000000>;

};



&osc_32k {

	clock-frequency = <32768>;

};



&apb_clk {

	clock-frequency = <62500000>;

};



&uart_sclk {

	clock-frequency = <100000000>;

};



&dmac0 {

	status = "okay";

};



&uart0 {

	status = "okay";

};