From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vladimir Zapolskiy Subject: Re: [PATCH v2 1/3] ARM: dts: imx6qdl-apalis: Do not rely on DDC I2C bus bitbang for HDMI Date: Sat, 22 Oct 2016 15:43:04 +0300 Message-ID: <3d2b6dfd-c03c-e635-8dc1-2dc9ac454f5a@mentor.com> References: <2263d508999ada9476268138b2922702eb50131f.1474260360.git.maitysanchayan@gmail.com> <20161022032559.GL30578@tiger> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20161022032559.GL30578@tiger> Sender: linux-kernel-owner@vger.kernel.org To: Shawn Guo , Sanchayan Maity Cc: marcel.ziswiler@toradex.com, stefan@agner.ch, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Philipp Zabel List-Id: devicetree@vger.kernel.org Hi Shawn, On 10/22/2016 06:25 AM, Shawn Guo wrote: > On Mon, Sep 19, 2016 at 10:41:51AM +0530, Sanchayan Maity wrote: >> Remove the use of DDC I2C bus bitbang to support reading of EDID >> and rely on support from internal HDMI I2C master controller instead. >> As a result remove the device tree property ddc-i2c-bus. >> >> Signed-off-by: Sanchayan Maity > > I think that the dw-hdmi i2c support [1] is a prerequisite of this > patch. I do not see it lands on v4.9-rc1. Or am I missing something? > > Shawn > > [1] https://patchwork.kernel.org/patch/9296883/ > I'm adding Philipp to Cc, since he is the last one who tested the change and helped me to push the change to the mainline: https://lists.freedesktop.org/archives/dri-devel/2016-September/118569.html The problem is that there is no official DW HDMI bridge maintainer, may be you can review the change, and if you find it satisfactory push it through ARM/iMX tree. -- With best wishes, Vladimir