linux-kernel - Re: [PATCH v1 6/6] arm64: dts: allwinner: h616: Add BigTreeTech Pi support

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Message-ID: <17dec3fb-1bce-77ff-9917-7f565049954d@linaro.org>
Date:   Thu, 3 Aug 2023 16:30:06 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Martin Botka <martin@...u3d.com>
Cc:     Konrad Dybcio <konrad.dybcio@...ainline.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        Jami Kettunen <jamipkettunen@...ainline.org>,
        Paul Bouchara <paul.bouchara@...ainline.org>,
        Martin Botka <martin.botka@...ainline.org>,
        Andre Przywara <andre.przywara@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        Andrew Lunn <andrew@...n.ch>, Icenowy Zheng <uwu@...nowy.me>,
        Ludwig Kormann <ludwig.kormann@...42.de>,
        Heiko Stuebner <heiko@...ech.de>,
        Shawn Guo <shawnguo@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Chris Morgan <macromorgan@...mail.com>,
        Jagan Teki <jagan@...eble.ai>,
        Maxime Ripard <mripard@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 6/6] arm64: dts: allwinner: h616: Add BigTreeTech Pi
 support

On 03/08/2023 00:02, Martin Botka wrote:
> The BigTreeTech Pi is an H616 based board based on CB1.
> Just in Rpi format board.
> 
> It features the same internals as BTT CB1 but adds:
>     - Fan port
>     - IR receiver
>     - 24V DC power supply via terminal plugs
>     - USB to CAN module connector (The actual USB to CAN happens on the external module)
> 
> List of currently working things is the same as BTT CB1.
> 
> Signed-off-by: Martin Botka <martin@...u3d.com>
> ---
>  .../allwinner/sun50i-h616-bigtreetech-pi.dts  | 44 +++++++++++++++++++
>  1 file changed, 44 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h616-bigtreetech-pi.dts
> 
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616-bigtreetech-pi.dts b/arch/arm64/boot/dts/allwinner/sun50i-h616-bigtreetech-pi.dts
> new file mode 100644
> index 000000000000..05f39b3606ba
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616-bigtreetech-pi.dts
> @@ -0,0 +1,44 @@
> +// SPDX-License-Identifier: (GPL-2.0+ or MIT)
> +/*
> + * Copyright (C) 2023 Martin Botka <martin@...u3d.com>.
> + */
> +
> +/dts-v1/;
> +
> +#include "sun50i-h616-bigtreetech-cb1.dtsi"

If this is using CB1 DTSI, does it mean it uses CB1 SoM? If so, I think
this should be reflected in the compatibles.

It's a bit confusing because in previous patch you call it "CB1 board"
but then with name "Manta"... So what is CB1?

Best regards,
Krzysztof