linux-kernel - Re: [PATCH] gpiolib: probe deferral error reporting

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Message-ID: <CACRpkdZSb--nGAR2DVfBgqmQTv=S_sBjLTfJiKHzG2GyfJ6jEw@mail.gmail.com>
Date:   Sun, 29 Jul 2018 22:49:12 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Marcel Ziswiler <marcel@...wiler.com>
Cc:     "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        linux-tegra@...r.kernel.org,
        Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpiolib: probe deferral error reporting

On Fri, Jul 20, 2018 at 9:54 AM Marcel Ziswiler <marcel@...wiler.com> wrote:

> From: Marcel Ziswiler <marcel.ziswiler@...adex.com>
>
> Actually report the error code from devm_regulator_get() which may as
> well just be a probe deferral.
>
> This is e.g. what one gets upon booting a Colibri T20:
>
> gpiochip_add_data_with_key: GPIOs 0..223 (tegra-gpio) failed to register
>
> Signed-off-by: Marcel Ziswiler <marcel.ziswiler@...adex.com>

Makes perfect sense.
Patch applied.

Yours,
Linus Walleij