linux-kernel - Re: [RESEND PATCH v4 2/3] usb: serial: xr

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Message-ID: <CAHp75VeP8CMZ-T2Kk24NzOPiWHM62GErxCDUgBbYzNotwiFHhw@mail.gmail.com>
Date:   Sun, 26 Jul 2020 19:34:54 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Manivannan Sadhasivam <mani@...nel.org>
Cc:     Johan Hovold <johan@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        USB <linux-usb@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        patong.mxl@...il.com, Linus Walleij <linus.walleij@...aro.org>,
        Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>
Subject: Re: [RESEND PATCH v4 2/3] usb: serial: xr_serial: Add gpiochip support

On Sun, Jul 26, 2020 at 6:53 PM Manivannan Sadhasivam <mani@...nel.org> wrote:
> On Wed, Jul 01, 2020 at 03:02:06PM +0200, Johan Hovold wrote:
> > On Sun, Jun 07, 2020 at 09:53:49PM +0530, Manivannan Sadhasivam wrote:

...

> > Same here. And perhaps just ignoring the pins managed by gpiolib is
> > better (cf. gpiolib and pinctrl being orthogonal).
>
> You mean, we can just make TX,RX,CTS,RTS pins controlled only by the serial
> driver and the rest only by gpiolib?

I'm wondering if you may use mctrl_gpio_*() API instead.

-- 
With Best Regards,
Andy Shevchenko