linux-kernel - Re: [PATCH] video: mxsfb: get supply regulator optionally

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Date:   Mon, 12 Sep 2016 10:47:20 -0500
From:   Rob Herring <robh@...nel.org>
To:     Stefan Agner <stefan@...er.ch>
Cc:     plagnioj@...osoft.com, tomi.valkeinen@...com, mark.rutland@....com,
        devicetree@...r.kernel.org, linux-fbdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] video: mxsfb: get supply regulator optionally

On Sat, Sep 03, 2016 at 09:26:27PM -0700, Stefan Agner wrote:
> The lcd-supply is meant to be optional, there are several device-
> trees not specifying it and the code handles error values silently.
> Therefor, avoid creating a dummy regulator (and the associated
> warning) by using devm_regulator_get_optional.
> 
> While at it, document that fact also in the device-tree bindings.
> 
> Signed-off-by: Stefan Agner <stefan@...er.ch>
> ---
>  Documentation/devicetree/bindings/display/mxsfb.txt | 3 +++

Acked-by: Rob Herring <robh@...nel.org>

>  drivers/video/fbdev/mxsfb.c                         | 2 +-
>  2 files changed, 4 insertions(+), 1 deletion(-)