linux-kernel - Re: [PATCH v6 3/3] pinctrl: Add Xilinx ZynqMP pinctrl driver support

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Message-ID: <d1220d39-4be4-a375-042f-e7bb0264ed35@xilinx.com>
Date:   Tue, 27 Apr 2021 09:23:17 +0200
From:   Michal Simek <michal.simek@...inx.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>,
        Sai Krishna Potthuri <lakshmis@...inx.com>
CC:     Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        git <git@...inx.com>,
        "saikrishna12468@...il.com" <saikrishna12468@...il.com>
Subject: Re: [PATCH v6 3/3] pinctrl: Add Xilinx ZynqMP pinctrl driver support

Hi Andy,

On 4/26/21 4:04 PM, Andy Shevchenko wrote:
> On Mon, Apr 26, 2021 at 4:20 PM Sai Krishna Potthuri
> <lakshmis@...inx.com> wrote:
>>> From: Andy Shevchenko <andy.shevchenko@...il.com>
>>> Sent: Friday, April 23, 2021 9:24 PM
>>> On Thu, Apr 22, 2021 at 11:31 AM Sai Krishna Potthuri
>>> <lakshmi.sai.krishna.potthuri@...inx.com> wrote:
> 
> ...
> 
>>>> +config PINCTRL_ZYNQMP
>>>> +       tristate "Pinctrl driver for Xilinx ZynqMP"
>>>> +       depends on ZYNQMP_FIRMWARE
>>>> +       select PINMUX
>>>> +       select GENERIC_PINCONF
>>>> +       default ZYNQMP_FIRMWARE
>>>> +       help
>>>> +         This selects the pinctrl driver for Xilinx ZynqMP platform.
>>>> +         This driver will query the pin information from the firmware
>>>> +         and allow configuring the pins.
>>>> +         Configuration can include the mux function to select on those
>>>> +         pin(s)/group(s), and various pin configuration parameters
>>>> +         such as pull-up, slew rate, etc.
>>>
>>> Missed module name.
>> Is this (module name) a configuration option in Kconfig?
> 
> It's a text in a free form that sheds light on how the module will be
> named in case the user will choose "m".

Is this described somewhere in documentation that module name should be
the part of symbol description? I was looking at pinctrl Kconfig and I
can't see any description like this there that's why I want to double
check.

Also if this is a rule checkpatch should be extended to checking this.

Thanks,
Michal