linux-kernel - Re: [PATCH 2/2] pinctrl: starfive: jh7100: ignore disabled device tree nodes

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Message-ID: <CACRpkda0wdVgwTjX4bF411TEeZ96H+sqZVXaVgh4d5S2Ek_eZA@mail.gmail.com>
Date:   Mon, 4 Dec 2023 11:14:12 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Nam Cao <namcao@...utronix.de>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>
Cc:     Emil Renner Berthing <kernel@...il.dk>,
        Jianlong Huang <jianlong.huang@...rfivetech.com>,
        Hal Feng <hal.feng@...rfivetech.com>,
        Huan Feng <huan.feng@...rfivetech.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Drew Fustini <drew@...gleboard.org>,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH 2/2] pinctrl: starfive: jh7100: ignore disabled device
 tree nodes

On Fri, Dec 1, 2023 at 10:23 AM Nam Cao <namcao@...utronix.de> wrote:

> The driver always registers pin configurations in device tree. This can
> cause some inconvenience to users, as pin configurations in the base
> device tree cannot be disabled in the device tree overlay, even when the
> relevant devices are not used.
>
> Ignore disabled pin configuration nodes in device tree.
>
> Fixes: ec648f6b7686 ("pinctrl: starfive: Add pinctrl driver for StarFive SoCs")
> Cc: stable@...r.kernel.org
> Signed-off-by: Nam Cao <namcao@...utronix.de>

Patch applied for fixes.

If there is some doubts about the saneness of this patch, seek input
from the devicetree maintainers.

Yours,
Linus Walleij