linux-kernel - Re: [PATCH] dt-bindings: pinctrl: Document the i.MX50 IOMUXC binding

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Message-ID: <CAOMZO5ABy+uDXMhQy95vuY8Yz2a8Wr0Q0+fUq=2Xkm2NSCdQGQ@mail.gmail.com>
Date:   Fri, 8 Feb 2019 09:57:04 -0200
From:   Fabio Estevam <festevam@...il.com>
To:     Jonathan Neuschäfer <j.neuschaefer@....net>
Cc:     "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Dong Aisheng <dong.aisheng@...aro.org>,
        Shawn Guo <shawn.guo@...aro.org>,
        Dong Aisheng <aisheng.dong@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Stefan Agner <stefan@...er.ch>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] dt-bindings: pinctrl: Document the i.MX50 IOMUXC binding

Hi Jonathan,

On Tue, Jan 29, 2019 at 2:55 PM Jonathan Neuschäfer
<j.neuschaefer@....net> wrote:
>
> AFAICS from the i.MX50 Reference Manual, the i.MX50 IOMUXC works the
> same as the one in i.MX51, so I copied fsl,imx51-pinctrl.txt and changed
> the text to imx50.
>
> Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@....net>
> Cc: Dong Aisheng <dong.aisheng@...aro.org>
> Cc: Shawn Guo <shawn.guo@...aro.org>

Reviewed-by: Fabio Estevam <festevam@...il.com>

> +Required properties:
> +- compatible: "fsl,imx50-iomuxc"
> +- fsl,pins: two integers array, represents a group of pins mux and config
> +  setting. The format is fsl,pins = <PIN_FUNC_ID CONFIG>, PIN_FUNC_ID is a
> +  pin working on a specific function, CONFIG is the pad setting value like
> +  pull-up for this pin. Please refer to imx50 datasheet for the valid pad

Nit: It is the i.MX50 Reference Manual, not its datasheet that
describes the pad settings values.

I noticed that all the bindings say datasheet though, so I will send a
patch to fix this.