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Re: [PATCH v2 1/3] ARM: dts: imx6qdl-apalis: Do not rely on DDC I2C bus bitbang for HDMI

From Stefan Agner <stefan@agner.ch>
Newsgroups linux.kernel
Subject Re: [PATCH v2 1/3] ARM: dts: imx6qdl-apalis: Do not rely on DDC I2C bus bitbang for HDMI
Date 2016-11-11 05:40 +0100
Message-ID <sCbN8-7VX-3@gated-at.bofh.it> (permalink)
References (1 earlier) <suVap-6mG-1@gated-at.bofh.it> <sv3Ul-3vC-3@gated-at.bofh.it> <sBiGZ-3WR-15@gated-at.bofh.it> <sBpp8-5o-13@gated-at.bofh.it> <sC2gO-1oj-11@gated-at.bofh.it>
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On 2016-11-10 10:29, Vladimir Zapolskiy wrote:
> Hi Stefan, Philipp,
> 
> On 11/09/2016 02:50 AM, Stefan Agner wrote:
>> On 2016-11-08 09:33, maitysanchayan@gmail.com wrote:
>>> Hello Shawn,
>>> 
>>> On 16-10-22 15:43:04, Vladimir Zapolskiy wrote:
>>>> 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 <maitysanchayan@gmail.com>
>>>>> 
>>>>> 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.
>>> 
>>> Shawn, is it okay if that patch goes through your ARM/iMX tree?
>> 
>> I don't think it makes sense that the DRM bridge changes go through
>> Shawn's tree. Dave should merge Philipps pull request...
>> 
> 
> Philipp, do you mind to submit a rebased pull request one more time?
> 

You probably saw it, Dave merged it today in his drm-next branch:
https://cgit.freedesktop.org/~airlied/linux/?h=drm-next

I guess with that Shawn can go ahead and merge this patchset for next
too...?

--
Stefan

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Thread

Re: [PATCH v2 1/3] ARM: dts: imx6qdl-apalis: Do not rely on DDC I2C  bus bitbang for HDMI maitysanchayan@gmail.com - 2016-11-08 18:50 +0100
  Re: [PATCH v2 1/3] ARM: dts: imx6qdl-apalis: Do not rely on DDC I2C  bus bitbang for HDMI Stefan Agner <stefan@agner.ch> - 2016-11-09 02:00 +0100
    Re: [PATCH v2 1/3] ARM: dts: imx6qdl-apalis: Do not rely on DDC I2C  bus bitbang for HDMI Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com> - 2016-11-10 19:30 +0100
      Re: [PATCH v2 1/3] ARM: dts: imx6qdl-apalis: Do not rely on DDC I2C  bus bitbang for HDMI Stefan Agner <stefan@agner.ch> - 2016-11-11 05:40 +0100
        Re: [PATCH v2 1/3] ARM: dts: imx6qdl-apalis: Do not rely on DDC I2C  bus bitbang for HDMI Shawn Guo <shawnguo@kernel.org> - 2016-11-14 03:00 +0100

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