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Subject: Re: [PATCH v4 02/15] gpio: regmap: set gpio_chip of_node
From:   =?utf-8?Q?=C3=81lvaro_Fern=C3=A1ndez_Rojas?= <noltari@gmail.com>
In-Reply-To: <CAHp75VcpGNaQDR5puEX3nTGOQC0vHNjCje3MLLynoBHdjEi0_w@mail.gmail.com>
Date:   Thu, 4 Mar 2021 16:06:43 +0100
Cc:     Linus Walleij <linus.walleij@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Michael Walle <michael@walle.cc>,
        Bartosz Golaszewski <bgolaszewski@baylibre.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        bcm-kernel-feedback-list <bcm-kernel-feedback-list@broadcom.com>,
        Jonas Gorski <jonas.gorski@gmail.com>,
        Necip Fazil Yildiran <fazilyildiran@gmail.com>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
        devicetree <devicetree@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@lists.infradead.org>
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References: <20210304085710.7128-1-noltari@gmail.com>
 <20210304085710.7128-3-noltari@gmail.com>
 <CAHp75VcpGNaQDR5puEX3nTGOQC0vHNjCje3MLLynoBHdjEi0_w@mail.gmail.com>
To:     Andy Shevchenko <andy.shevchenko@gmail.com>
Precedence: bulk

Hi Andy,

> El 4 mar 2021, a las 11:35, Andy Shevchenko =
<andy.shevchenko@gmail.com> escribi=C3=B3:
>=20
> On Thu, Mar 4, 2021 at 10:57 AM =C3=81lvaro Fern=C3=A1ndez Rojas
> <noltari@gmail.com> wrote:
>>=20
>> This is needed for properly registering gpio regmap as a child of a =
regmap
>=20
> gpio -> GPIO
>=20
>> pin controller.
>=20
> ...
>=20
>> + * @of_node:           (Optional) The device node
>=20
>> +       struct device_node *of_node;
>=20
> Can we use fwnode from day 1, please?

Could you explain this? I haven=E2=80=99t dealt with fwnode never :$
BTW, this is done to fix this check when parsing gpio ranges:
=
https://github.com/torvalds/linux/blob/f69d02e37a85645aa90d18cacfff36dba37=
0f797/drivers/gpio/gpiolib-of.c#L933-L934

>=20
> --=20
> With Best Regards,
> Andy Shevchenko

Best regards,
=C3=81lvaro.=