linux-kernel - Re: [PATCH] mmc: atmel-mci: Convert to gpio descriptors

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Message-ID: <CACRpkdYeJ0NuJr_RF10oMAEuhYTBfaLfHoZ=b3A2f4BqXkvzOQ@mail.gmail.com>
Date:   Wed, 9 Nov 2022 15:48:32 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Ulf Hansson <ulf.hansson@...aro.org>
Cc:     Balamanikandan Gunasundar 
        <balamanikandan.gunasundar@...rochip.com>,
        ludovic.desroches@...rochip.com, nicolas.ferre@...rochip.com,
        alexandre.belloni@...tlin.com, 3chas3@...il.com,
        linux-mmc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        linux-atm-general@...ts.sourceforge.net, netdev@...r.kernel.org
Subject: Re: [PATCH] mmc: atmel-mci: Convert to gpio descriptors

On Wed, Nov 9, 2022 at 1:39 PM Ulf Hansson <ulf.hansson@...aro.org> wrote:
> On Wed, 9 Nov 2022 at 05:39, Balamanikandan Gunasundar
(...)
> > --- a/drivers/mmc/host/atmel-mci.c
> > +++ b/drivers/mmc/host/atmel-mci.c
> > @@ -19,7 +19,8 @@
> >  #include <linux/module.h>
> >  #include <linux/of.h>
> >  #include <linux/of_device.h>
> > -#include <linux/of_gpio.h>
> > +#include <linux/irq.h>
> > +#include <linux/gpio/consumer.h>

This is nice, but higher up the driver also #include <linux/gpio.h>
so delete that line too, <linux/gpio/consumer.h> should be enough.

> > -                       of_get_named_gpio(cnp, "cd-gpios", 0);
> > +                       devm_gpiod_get_from_of_node(&pdev->dev, cnp,
> > +                                                   "cd-gpios",
> > +                                                   0, GPIOD_IN, "cd-gpios");
(...)
> >                 pdata->slot[slot_id].wp_pin =
> > -                       of_get_named_gpio(cnp, "wp-gpios", 0);
> > +                       devm_gpiod_get_from_of_node(&pdev->dev, cnp,
> > +                                                   "wp-gpios",
> > +                                                   0, GPIOD_IN, "wp-gpios");

Hm. Dmitry is trying to get rid of of_get_named_gpio() I think.

But I suppose we can migrate to fwnode later.

This is at least better than before so go with this for now.

Yours,
Linus Walleij