linux-kernel - Re: [PATCH v5 2/3] usb: serial: xr

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Message-ID: <CACRpkdaGWpk=hB6osfXDqx_aSx0aYDyqJRNtY3Gr8z4bLPxZcQ@mail.gmail.com>
Date:   Mon, 14 Dec 2020 10:19:07 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Johan Hovold <johan@...nel.org>
Cc:     Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Manivannan Sadhasivam <mani@...nel.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        linux-usb <linux-usb@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        patong.mxl@...il.com,
        Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Angelo Dureghello <angelo.dureghello@...esys.com>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>
Subject: Re: [PATCH v5 2/3] usb: serial: xr_serial: Add gpiochip support

On Mon, Dec 14, 2020 at 9:58 AM Johan Hovold <johan@...nel.org> wrote:
> On Sat, Dec 12, 2020 at 01:03:32AM +0100, Linus Walleij wrote:

> > If I google for the phrase "Detected name collision for GPIO name"
> > I just find the code, our discussions and some USB serial devices
> > warning about this so far.
> >
> > Maybe we should just make a patch to disallow it?
>
> That would make it impossible to provide name lines on hotpluggable
> controllers, which would be nice to support.

I merged a patch for this now, let's tighten this loose end up.

Also: thanks for poking me about this, I should have looked into
this ages ago :/ focus you know...

Yours,
Linus Walleij