linux-kernel - Re: [PATCH V3 3/3] pinctrl: imx: Support building i.MX pinctrl core driver as module

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Date:   Tue, 8 Sep 2020 09:45:52 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Anson Huang <anson.huang@....com>
Cc:     Aisheng Dong <aisheng.dong@....com>,
        Fabio Estevam <festevam@...il.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Stefan Agner <stefan@...er.ch>,
        Sascha Hauer <kernel@...gutronix.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH V3 3/3] pinctrl: imx: Support building i.MX pinctrl core
 driver as module

On Tue, Sep 8, 2020 at 9:34 AM Anson Huang <anson.huang@....com> wrote:
> > Subject: Re: [PATCH V3 3/3] pinctrl: imx: Support building i.MX pinctrl core
> > driver as module
> >
> > On Tue, Sep 8, 2020 at 9:20 AM Anson Huang <Anson.Huang@....com>
> > wrote:
> >
> > >  # SPDX-License-Identifier: GPL-2.0-only  config PINCTRL_IMX
> > > -       bool
> > > +       tristate "IMX pinctrl core driver"
> > > +       depends on OF
> > >         select GENERIC_PINCTRL_GROUPS
> > >         select GENERIC_PINMUX_FUNCTIONS
> > >         select GENERIC_PINCONF
> >
> > I don't see why you need to make this option user-visible when it is already
> > selected by the drivers that need it. Wouldn't it be enough to change the 'bool'
> > to 'tristate' without adding a prompt?
>
> Make sense, so it is same for PINCTRL_IMX_SCU, right?

Yes, correct.

I wasn't on Cc on the other two patches, so I missed that.

     Arnd