From mboxrd@z Thu Jan  1 00:00:00 1970
From: Boris Brezillon <boris.brezillon@free-electrons.com>
Subject: Re: [PATCH v3 1/2] drm/bridge: Add Cadence DSI driver
Date: Mon, 18 Sep 2017 11:06:11 +0200
Message-ID: <20170918110611.2375e976@bbrezillon>
References: <20170831155519.3704-1-boris.brezillon@free-electrons.com>
 <c17e158a-3e37-8ae6-e31c-7ed89429166a@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: <c17e158a-3e37-8ae6-e31c-7ed89429166a@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: Mark Rutland <mark.rutland@arm.com>, devicetree@vger.kernel.org, Cyprian Wronka <cwronka@cadence.com>, Thomas Petazzoni <thomas.petazzoni@free-electrons.com>, Pawel Moll <pawel.moll@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Simon Hatliff <hatliff@cadence.com>, Tomi Valkeinen <tomi.valkeinen@ti.com>, dri-devel@lists.freedesktop.org, Alan Douglas <adouglas@cadence.com>, Rob Herring <robh+dt@kernel.org>, Jyri Sarha <jsarha@ti.com>, Kumar Gala <galak@codeaurora.org>, Maxime Ripard <maxime.ripard@free-electrons.com>, Richard Sproul <sproul@cadence.com>, Neil Webb <neilw@cadence.com>
List-Id: devicetree@vger.kernel.org
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