linux-kernel - Re: [PATCH v5 0/6] dt-bindings: add bindings for USB physical connector

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Message-ID: <984d5c86-f647-5228-7494-63faf4dec3d3@samsung.com>
Date:   Fri, 9 Mar 2018 10:20:20 +0100
From:   Andrzej Hajda <a.hajda@...sung.com>
To:     Chanwoo Choi <cw00.choi@...sung.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Archit Taneja <architt@...eaurora.org>
Cc:     "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        dri-devel@...ts.freedesktop.org, Inki Dae <inki.dae@...sung.com>,
        Mark Rutland <mark.rutland@....com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-usb@...r.kernel.org,
        Daniel Vetter <daniel@...ll.ch>,
        Sean Paul <seanpaul@...omium.org>
Subject: Re: [PATCH v5 0/6] dt-bindings: add bindings for USB physical
 connector

Hi Chanwoo,

On 08.03.2018 02:52, Chanwoo Choi wrote:
> Hi Andrzej, Archit,
>
> On 2018년 03월 07일 20:13, Andrzej Hajda wrote:
>> Hi Chanwoo, Archit,
>>
>> On 07.03.2018 05:48, Chanwoo Choi wrote:
>>> On 2018년 03월 07일 11:12, Chanwoo Choi wrote:
>>>> Hi Rob and Andrzej,
>>>>
>>>> On 2018년 03월 06일 21:53, Andrzej Hajda wrote:
>>>>> Hi Rob, Chanwoo, Krzysztof,
>>>>>
>>>>>
>>>>> On 27.02.2018 08:11, Andrzej Hajda wrote:
>>>>>> Hi,
>>>>>>
>>>>>> Thanks for reviews of previous iterations.
>>>>>>
>>>>>> This patchset introduces USB physical connector bindings, together with
>>>>>> working example.
>>>>>> I have removed RFC prefix - the patchset seems to be heading
>>>>>> to a happy end :)
>>>>>>
>>>>>> v5: fixed extra parenthesis in dts, renamed extcon function.
>>>>>> v4: improved binding descriptions, added missing reg in dts.
>>>>>> v3: Separate binding for Samsung 11-pin connector, added full-blown USB-C
>>>>>>     example.
>>>>>> v2: I have addressed comments by Rob and Laurent, thanks 
>>>>>>
>>>>>> Changes in datail are described in the patches.
>>>>>>
>>>>>> Regards
>>>>>> Andrzej
>>>>>>
>>>>>>
>>>>>> Andrzej Hajda (5):
>>>>>>   dt-bindings: add bindings for USB physical connector
>>>>>>   dt-bindings: add bindings for Samsung micro-USB 11-pin connector
>>>>>>   arm64: dts: exynos: add micro-USB connector node to TM2 platforms
>>>>>>   arm64: dts: exynos: add OF graph between MHL and USB connector
>>>>>>   extcon: add possibility to get extcon device by OF node
>>>>>>
>>>>>> Maciej Purski (1):
>>>>>>   drm/bridge/sii8620: use micro-USB cable detection logic to detect MHL
>>>>> It looks like all patches received R-B or acks (I forgot add Krzysztof's
>>>>> acks for dts part).
>>>>> Now I have a question how to merge them.
>>>>> The only functional dependency is between bridge and extcon, and from
>>>>> the formal PoV bindings should be merged 1st.
>>>>> I can merge it:
>>>>> 1. All patches via drm-misc tree.
>>>>> 2. All patches except dts via drm-misc, and Krzysztof will merge dts via
>>>>> samsung-soc tree.
>>>>>
>>>>> Is it OK, for all? Better ideas?
>>>> Krzysztof picked the dts patches. I'll make the immutable branch based on v4.16-rc1
>>>> and apply them except for dts patchs. And I'll send the immutable branch to Rob and Andrzej.
>>>>
>>>>
>>> I made the immutable branch[1] as following: If you agree, I'll send pull request.
>>> [1] https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon.git/log/?h=ib-extcon-drm-dt-v4.17
>>>
>>> Or you can make the immutable branch and send pull request to Rob and me.
>>>
>> It seems you took v5 instead of v6 version of extcon patch.
> My mistake. I picked v6 and made the new immutable branch.
> After Archit confirm it, I'll send pull request.
>


Lets just queue all patches (except dts) via extcon branch (thanks
Daniel for advice), without making immutable branch.
It seems to be a simplest acceptable approach.

You can add my ack to sii8620 bridge patch (as bridge maintainer), to
fulfill process requirements.

Regards
Andrzej