linux-kernel - Re: [PATCH v6 02/14] dt-bindings: pinctrl: imx: Add fsl,scu-iomux yaml file

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Date:   Wed, 6 Jul 2022 16:29:12 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Rob Herring <robh+dt@...nel.org>,
        "Viorel Suman (OSS)" <viorel.suman@....nxp.com>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Dong Aisheng <aisheng.dong@....com>,
        Fabio Estevam <festevam@...il.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Stefan Agner <stefan@...er.ch>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        Abel Vesa <abelvesa@...nel.org>,
        Viorel Suman <viorel.suman@....com>,
        Oliver Graute <oliver.graute@...oconnector.com>,
        Liu Ying <victor.liu@....com>,
        Mirela Rabulea <mirela.rabulea@....com>,
        Peng Fan <peng.fan@....com>, Ming Qian <ming.qian@....com>,
        devicetree@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        Linux Input <linux-input@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "open list:REAL TIME CLOCK (RTC) SUBSYSTEM" 
        <linux-rtc@...r.kernel.org>,
        "open list:THERMAL" <linux-pm@...r.kernel.org>,
        LINUX-WATCHDOG <linux-watchdog@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v6 02/14] dt-bindings: pinctrl: imx: Add fsl,scu-iomux
 yaml file

On 06/07/2022 16:11, Rob Herring wrote:
>>> The fsl,imx8mq-pinctrl.yaml should be correct and I don't see the reason
>>> why dtschema complains in some of the entries. It's like one define was
>>> not correct... I'll take a look at this later, but anyway keep the same
>>> as fsl,imx8mq-pinctrl.yaml even if it complains.
>>
>> The issue is that 'fsl,pins' is problematic for the new dtb decoding
>> because it has a variable definition in terms of matrix bounds as each
>> i.MX platform has its own length (typ 5 or 6). The tools try to work
>> around it by figuring out which size fits. That works until there are
>> multiple answers which seems to be what's happening here.
>>
>> The easiest solution I think is to just strip the constraints in
>> occurances of this property. I'll look into that.
> 
> This is now fixed in the dt-schema main branch.

Great, thanks!


Best regards,
Krzysztof