linux-kernel - Re: [PATCH v4 2/2] arm64: dts: imx8mp-msc-sm2s: Add device trees for MSC SM2S-IMX8PLUS SoM and carrier board

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Message-ID: <5fcaf73e-50a6-9530-8aeb-180219dc6573@linaro.org>
Date:   Tue, 16 Aug 2022 13:11:54 +0300
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Martyn Welch <martyn.welch@...labora.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.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>
Cc:     kernel@...labora.com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 2/2] arm64: dts: imx8mp-msc-sm2s: Add device trees for
 MSC SM2S-IMX8PLUS SoM and carrier board

On 15/08/2022 10:45, Martyn Welch wrote:
> 	From schema: /home/martyn/Documents/geh0003/linux-
> upstream/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml
> /home/martyn/Documents/geh0003/linux-
> upstream/arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dtb:
> usb@...10108: 'power-domains' does not match any of the regexes:
> '^usb@[0-9a-f]+$', 'pinctrl-[0-9]+'
> 	From schema: /home/martyn/Documents/geh0003/linux-
> upstream/Documentation/devicetree/bindings/usb/fsl,imx8mp-dwc3.yaml
> arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dtb:0:0: /extcon-
> usb0: failed to match any schema with compatible: ['linux,extcon-usb-
> gpio']
> 
> 
> Unless I'm missing something, that's all from dtsi I'm including, not
> from the files I'm trying to add (with the possible exception of the
> tools not understanding that pinctrl nodes might have optional entities
> in them.
> 
> Do you have patch 1 of the series in your tree?:
> 
> https://lore.kernel.org/linux-devicetree/20220812084120.376042-1-martyn.welch@collabora.com/
> 
> I thought that was exactly what that was doing... 

I have it and when you read it you should notice it won't work for your
case. You define one set of compatibles and implement something a bit
else. Regardless whether you see the error or not, the bindings must
match your DTS. Here anyway the DTS will be gone, so no errors...

Best regards,
Krzysztof