linux-kernel - Re: [PATCH v2 2/2] ARM: dts: imx6q: Add Variscite MX6 Custom board support

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Message-ID: <f67d710c-bacc-8480-a918-db84b82885e1@linaro.org>
Date:   Thu, 20 Jul 2023 14:36:38 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     James Hilliard <james.hilliard1@...il.com>
Cc:     devicetree@...r.kernel.org,
        Gregory CLEMENT <gregory.clement@...tlin.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
        soc@...nel.org, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Marek Vasut <marex@...x.de>,
        Frieder Schrempf <frieder.schrempf@...tron.de>,
        Stefan Wahren <stefan.wahren@...rgebyte.com>,
        Andreas Kemnade <andreas@...nade.info>,
        Michal Vokáč <michal.vokac@...ft.com>,
        Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        Jesse Taube <mr.bossman075@...il.com>,
        Li Yang <leoyang.li@....com>, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 2/2] ARM: dts: imx6q: Add Variscite MX6 Custom board
 support

On 20/07/2023 14:22, James Hilliard wrote:
>> Take a look at IMX8 Variscite SoMs.
> 
> Oh, I see what you mean now, so it looks like this is missing for the dart-mx6
> device tree.
> 
> imx8mm-var-som.dtsi:    compatible = "variscite,var-som-mx8mm", "fsl,imx8mm";
> imx8mm-var-som-symphony.dts:    compatible =
> "variscite,var-som-mx8mm-symphony", "variscite,var-som-mx8mm",
> "fsl,imx8mm";
> 
> imx6q-var-dt6customboard.dts:    compatible =
> "variscite,dt6customboard", "fsl,imx6q";
> 
> So the DART-MX6 is missing a compatible along the lines of
> "variscite,dart-imx6q"
> for the dart SoM I guess?

It's different topic whether it is worth to fix DART-MX6. In general it
misses its compatible, but it might be not worth to fix.

> 
> And for VAR-SOM-MX6 I guess I should use something like
> "variscite,var-som-imx6q"
> for the SoM right?

Yes.

Best regards,
Krzysztof