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Date:   Thu, 5 Nov 2020 16:00:13 +0100
From:   Maxime Ripard <maxime@cerno.tech>
To:     Matteo Scordino <matteo.scordino@gmail.com>
Cc:     wens@csie.org, robh+dt@kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 3/3] ARM: dts: sun8i: s3: Add dts for the Elimo
 Initium SBC
Message-ID: <20201105150013.aruomoglclrpaacf@gilmour.lan>
References: <20201029022000.601913-1-matteo.scordino@gmail.com>
 <20201105144945.484592-4-matteo.scordino@gmail.com>
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On Thu, Nov 05, 2020 at 02:49:45PM +0000, Matteo Scordino wrote:
> The Elimo Engineering Initium is an Open Source Hardware Single Board
> Computer based on the Elimo Impetus SoM.
>=20
> It is meant as the first development platform for the Impetus, providing
> convenient access to the peripherals on the Impetus.
>=20
> It provides:
> USB-C power input
> UART-to-USB bridge on the USB-C connector, connected to UART1
> USB-A connector for USB2.0 (Host, Device, OTG)
> Audio Line In/Out
> Pin header to access all signals on the M2 connector of the SoM
>=20
> Signed-off-by: Matteo Scordino <matteo.scordino@gmail.com>
> ---
>  arch/arm/boot/dts/Makefile                   |  1 +
>  arch/arm/boot/dts/sun8i-s3-elimo-initium.dts | 34 ++++++++++++++++++++
>  2 files changed, 35 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sun8i-s3-elimo-initium.dts
>=20
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 4f0adfead547..50e438ab8a00 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1208,6 +1208,7 @@ dtb-$(CONFIG_MACH_SUN8I) +=3D \
>  	sun8i-r16-nintendo-super-nes-classic.dtb \
>  	sun8i-r16-parrot.dtb \
>  	sun8i-r40-bananapi-m2-ultra.dtb \
> +	sun8i-s3-elimo-initium.dtb \
>  	sun8i-s3-lichee-zero-plus.dtb \
>  	sun8i-s3-pinecube.dtb \
>  	sun8i-t3-cqa3t-bv3.dtb \
> diff --git a/arch/arm/boot/dts/sun8i-s3-elimo-initium.dts b/arch/arm/boot=
/dts/sun8i-s3-elimo-initium.dts
> new file mode 100644
> index 000000000000..2119403fb65e
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun8i-s3-elimo-initium.dts
> @@ -0,0 +1,34 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (C) 2020 Matteo Scordino <matteo@elimo.io>
> + */
> +
> +/dts-v1/;
> +#include "sun8i-s3-elimo-impetus.dtsi"
> +
> +/ {
> +	model =3D "Elimo Initium";
> +	compatible =3D "elimo,initium", "elimo,impetus", "sochip,s3",
> +		     "allwinner,sun8i-v3";
> +
> +	aliases {
> +		serial0 =3D &uart0;

This alias would come from the DTSI

> +		serial1 =3D &uart1;
> +	};
> +
> +	chosen {
> +		stdout-path =3D "serial0:115200n8";
> +	};

And this node too

Maxime

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