From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= <ville.syrjala@linux.intel.com>
Subject: Re: [RFC v5 3/9] drm/i915: Use the CRC gpio for panel
 enable/disable
Date: Fri, 13 Mar 2015 16:29:36 +0200
Message-ID: <20150313142936.GE17419@intel.com>
References: <1426177893-17945-1-git-send-email-shobhit.kumar@intel.com>
 <1426177893-17945-4-git-send-email-shobhit.kumar@intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mga09.intel.com (mga09.intel.com [134.134.136.24])
 by gabe.freedesktop.org (Postfix) with ESMTP id C3F506EA96
 for <intel-gfx@lists.freedesktop.org>; Fri, 13 Mar 2015 07:29:41 -0700 (PDT)
Content-Disposition: inline
In-Reply-To: <1426177893-17945-4-git-send-email-shobhit.kumar@intel.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: Shobhit Kumar <shobhit.kumar@intel.com>
Cc: Alexandre Courbot <gnurou@gmail.com>, Samuel Ortiz <sameo@linux.intel.com>, Jani Nikula <jani.nikula@intel.com>, intel-gfx <intel-gfx@lists.freedesktop.org>, Thierry Reding <thierry.reding@gmail.com>, Daniel Vetter <daniel.vetter@intel.com>, Linus Walleij <linus.walleij@linaro.org>
List-Id: intel-gfx@lists.freedesktop.org
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