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Date:   Mon, 9 Apr 2018 11:22:44 +0100
From:   Mark Brown <broonie@kernel.org>
To:     Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc:     jacopo mondi <jacopo@jmondi.org>,
        Jacopo Mondi <jacopo+renesas@jmondi.org>,
        architt@codeaurora.org, a.hajda@samsung.com, airlied@linux.ie,
        vladimir_zapolskiy@mentor.com, horms@verge.net.au,
        magnus.damm@gmail.com, geert@linux-m68k.org,
        niklas.soderlund@ragnatech.se, sergei.shtylyov@cogentembedded.com,
        robh+dt@kernel.org, mark.rutland@arm.com,
        dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v7 1/2] dt-bindings: display: bridge: Document
 THC63LVD1024 LVDS decoder
Message-ID: <20180409102244.GB11532@sirena.org.uk>
References: <1523018517-24121-1-git-send-email-jacopo+renesas@jmondi.org>
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 <20180406142558.GP20945@w540>
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On Fri, Apr 06, 2018 at 06:40:14PM +0300, Laurent Pinchart wrote:
> On Friday, 6 April 2018 17:25:58 EEST jacopo mondi wrote:

> > Same on the mandatory/optional VCC supply thing. Let's try to make
> > next version the final one. If the optional property with the dummy
> > regulator doesn't satisfy you and it is preferred to have a fixed-regul=
ator
> > anyhow in DT I'll do in next version, othewise let's try not to change
> > it again. I'll just remark here that in the current Eagle design vcc is
> > connected to a power rail with no regulator at all :)

> I don't like the dummy regulator much, as it generates a dev_warn(), whic=
h=20
> makes me believe that it's a hack rather than a proper solution. You migh=
t=20
> want to ask Mark Brown for his opinion.

The DT should describe the physical supplies the device needs, if that's
a fixed regulator with no software control then the DT should have a
fixed regulator with no software control.

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