linux-kernel - Re: [PATCH v5 02/15] gpio: regmap: set gpio_chip of

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Date:   Sat, 6 Mar 2021 18:26:20 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Álvaro Fernández Rojas <noltari@...il.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Michael Walle <michael@...le.cc>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        bcm-kernel-feedback-list <bcm-kernel-feedback-list@...adcom.com>,
        Jonas Gorski <jonas.gorski@...il.com>,
        Necip Fazil Yildiran <fazilyildiran@...il.com>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v5 02/15] gpio: regmap: set gpio_chip of_node

On Sat, Mar 6, 2021 at 5:57 PM Álvaro Fernández Rojas <noltari@...il.com> wrote:
>
> This is needed for properly registering GPIO regmap as a child of a regmap
> pin controller.

Thanks for an update!

...

>         chip->parent = config->parent;

> +       if (config->fwnode)

This...

> +               chip->of_node = to_of_node(config->fwnode);

> +       else
> +               chip->of_node = dev_of_node(config->parent);

...and these lines are not needed. If there is no of_node in the chip,
the GPIO library will take care of it to be parent's one.

-- 
With Best Regards,
Andy Shevchenko