linux-kernel - Re: [PATCHv2 0/7] Add support for USB OTG on STM32F7

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Date:   Thu, 12 Oct 2017 08:32:49 +0000
From:   Amelie DELAUNAY <amelie.delaunay@...com>
To:     Alexandre TORGUE <alexandre.torgue@...com>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        John Youn <johnyoun@...opsys.com>
CC:     "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        Benjamin GAIGNARD <benjamin.gaignard@...com>
Subject: Re: [PATCHv2 0/7] Add support for USB OTG on STM32F7

Hi Felipe, Alex,

On 10/11/2017 04:38 PM, Alexandre Torgue wrote:
> 
> 
> On 10/11/2017 03:26 PM, Felipe Balbi wrote:
>>
>> Hi,
>>
>> Alexandre Torgue <alexandre.torgue@...com> writes:
>>> Hi
>>>
>>> On 10/11/2017 01:50 PM, Felipe Balbi wrote:
>>>>
>>>> Hi,
>>>>
>>>> Alexandre Torgue <alexandre.torgue@...com> writes:
>>>>> Hi Felip
>>>>>
>>>>> On 10/11/2017 12:04 PM, Felipe Balbi wrote:
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> Amelie Delaunay <amelie.delaunay@...com> writes:
>>>>>>> The STM32F7 MCU family embeds two DWC2 USB OTG cores. One core is 
>>>>>>> USB
>>>>>>> OTG FS and the other is USB OTG HS. The USB FS core only works 
>>>>>>> with its
>>>>>>> internal phy whilst the USB HS core can work in HS with external 
>>>>>>> ULPI phy
>>>>>>> or in FS/LS with the on-chip FS phy.
>>>>>>>
>>>>>>> Amelie Delaunay (7):
>>>>>>>      dt-bindings: usb: Document the STM32F7 DWC2 USB OTG HS core 
>>>>>>> binding
>>>>>>>      usb: dwc2: add support for STM32F7 USB OTG HS
>>>>>>>      ARM: dts: stm32: Add USB HS support for STM32F746 MCU
>>>>>>
>>>>>> I have applied these three patches. Should I take the rest? They 
>>>>>> seems
>>>>>> like they could go upstream through the ARM maintainers.
>>>>>>
>>>>>
>>>>> I will take other DT patches in my PR.
>>>>>
>>>>> Concerning "ARM: dts: stm32: Add USB HS support for STM32F746 MCU" 
>>>>> patch
>>>>> I prefer also to take it. This patch adds some pinctrl groups but 
>>>>> stm32
>>>>> pinctrl bindings will change in my next PR (we will use a macro to
>>>>> define pins instead of using defined values). So if you push the DT
>>>>> patch through your pull request there will be a merge issue.
>>>>> It is possible that I take also this one ?
>>>>
>>>> In that case, it's best if you take them all :-) Here's my Ack:
>>>>
>>>> Acked-by: Felipe Balbi <felipe.balbi@...ux.intel.com>
>>>>
>>>> I'll drop them from my tree now
>>>
>>> Ok perfect, I will take DT patches (3 to 7) and I let you take patch 1&2
>>> in your tree.
>>
>> Well, I have dropped them from my tree. Please two 1-7 through yours.
> 
> Hum, ok for this patchset but IMO it is better (next time) that you take 
> driver pacthes in your tree and I take only DT patches in mine.
> No ?
> 
> Regards
> Alex
> 
>>

I thought that patches 1 and 2, as they are "driver" patches, had to be 
applied on USB tree (so Felipe's one), and the others (3 to 7) had to be 
applied on STM32-DT tree (Alex's one). Did I miss something?

Regards,
Amelie