From mboxrd@z Thu Jan  1 00:00:00 1970
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Subject: Re: [PATCH v3 4/7] drm/i2c: adv7511: Create a MIPI DSI device
Date: Fri, 22 Apr 2016 01:29:34 +0300
Message-ID: <3839655.kGse9ULfeB@avalon>
References: <1441625800-1858-1-git-send-email-architt@codeaurora.org>
 <1457521038-5906-1-git-send-email-architt@codeaurora.org>
 <1457521038-5906-5-git-send-email-architt@codeaurora.org>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
In-Reply-To: <1457521038-5906-5-git-send-email-architt@codeaurora.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
To: Archit Taneja <architt@codeaurora.org>
Cc: andy.green@linaro.org, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, srinivas.kandagatla@linaro.org, amit.kucheria@linaro.org, treding@nvidia.com
List-Id: linux-arm-msm@vger.kernel.org
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