From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thierry Reding <thierry.reding@gmail.com>
Subject: Re: [PATCHv2 2/2] ARM: tegra: tamonten: add the display to the
 Medcom Wide
Date: Fri, 20 Jun 2014 22:32:30 +0200
Message-ID: <20140620203229.GB28814@mithrandir>
References: <1403184350-25403-1-git-send-email-alban.bedel@avionic-design.de>
 <1403184350-25403-2-git-send-email-alban.bedel@avionic-design.de>
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In-Reply-To: <1403184350-25403-2-git-send-email-alban.bedel@avionic-design.de>
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To: Alban Bedel <alban.bedel@avionic-design.de>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Russell King <linux@arm.linux.org.uk>, Stephen Warren <swarren@wwwdotorg.org>, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
List-Id: linux-tegra@vger.kernel.org


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On Thu, Jun 19, 2014 at 03:25:50PM +0200, Alban Bedel wrote:
[...]
> diff --git a/arch/arm/boot/dts/tegra20-medcom-wide.dts b/arch/arm/boot/dt=
s/tegra20-medcom-wide.dts
[...]
> @@ -38,6 +47,15 @@
>  		default-brightness-level =3D <6>;
>  	};
> =20
> +	panel: panel {
> +		compatible =3D "innolux,n156bge-l21", "simple-panel";
> +
> +		power-supply =3D  <&vdd_1v8_reg>, <&vdd_3v3_reg>;

Does this work? simple-panel supports only a single power supply. Both
of these seem to be always on, so I guess it doesn't matter all that
much, and if indeed both of these are required to power the panel then
this is the correct thing to do in the DTS.

Thierry

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