linux-kernel - Re: linux-next: manual merge of the iio tree with the spi tree

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Message-ID: <20250721125545.6db07df5@canb.auug.org.au>
Date: Mon, 21 Jul 2025 12:55:45 +1000
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: Mark Brown <broonie@...nel.org>, Greg KH <greg@...ah.com>, Arnd Bergmann
 <arnd@...db.de>
Cc: David Lechner <dlechner@...libre.com>, Jonathan Cameron
 <jic23@...nel.org>, Jonathan Cameron <Jonathan.Cameron@...wei.com>,
 Jonathan Santos <Jonathan.Santos@...log.com>, Linux Kernel Mailing List
 <linux-kernel@...r.kernel.org>, Linux Next Mailing List
 <linux-next@...r.kernel.org>, linux-iio@...r.kernel.org
Subject: Re: linux-next: manual merge of the iio tree with the spi tree

Hi all,

On Sun, 6 Jul 2025 11:15:14 -0500 David Lechner <dlechner@...libre.com> wrote:
>
> On 7/6/25 5:50 AM, Jonathan Cameron wrote:
> > On Thu, 3 Jul 2025 07:28:07 -0500
> > David Lechner <dlechner@...libre.com> wrote:
> >   
> >> On 7/3/25 3:31 AM, Jonathan Cameron wrote:  
> >>> On Thu, 3 Jul 2025 16:38:24 +1000
> >>> Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> >>>     
> >>>> Today's linux-next merge of the iio tree got a conflict in:
> >>>>
> >>>>   MAINTAINERS
> >>>>
> >>>> between commit:
> >>>>
> >>>>   e47a324d6f07 ("dt-bindings: trigger-source: add ADI Util Sigma-Delta SPI")
> >>>>
> >>>> from the spi tree and commit:
> >>>>
> >>>>   0dd88eaa7126 ("dt-bindings: trigger-source: add generic GPIO trigger source")
> >>>>
> >>>> from the iio tree.
> >>>>
> >>>> I fixed it up (see below) and can carry the fix as necessary. This
> >>>> is now fixed as far as linux-next is concerned, but any non trivial
> >>>> conflicts should be mentioned to your upstream maintainer when your tree
> >>>> is submitted for merging.  You may also want to consider cooperating
> >>>> with the maintainer of the conflicting tree to minimise any particularly
> >>>> complex conflicts.
> >>>>    
> >>> Thanks Stephen,
> >>>
> >>> David, do you prefer these merged or kept as separate entries?    
> >>
> >> Ah, shoot, I forgot that we had added the gpio one and just made
> >> one section like this.
> >>
> >> I think it would make sense to also merge the new adi one with
> >> the reset to keep things compact.
> >>  
> > Is there a path to do that cleanly given the multiple trees things are
> > coming from?  Maybe this is a let things resolve whatever way this cycle
> > and tidy up next?  
> 
> Agree, waiting seems the simplest option.
> 
> >   
> >>>
> >>> I don't think it matters either way in practice though this is the
> >>> more complex merge (the other being just putting the blocks in order.
> >>>
> >>> We can put a note in the pull request on preference but ultimately Linus
> >>> will resolve this however he prefers! 
> >>>
> >>> Jonathan
> >>>
> >>>     
> >>>> -- 
> >>>> Cheers,
> >>>> Stephen Rothwell
> >>>>
> >>>> diff --cc MAINTAINERS
> >>>> index dd764b947dab,d0809d62ff48..000000000000
> >>>> --- a/MAINTAINERS
> >>>> +++ b/MAINTAINERS
> >>>> @@@ -25333,19 -25201,15 +25341,20 @@@ TRADITIONAL CHINESE DOCUMENTATIO
> >>>>   M:	Hu Haowen <2023002089@...k.tyut.edu.cn>
> >>>>   S:	Maintained
> >>>>   W:	https://github.com/srcres258/linux-doc
> >>>>  -T:	git git://github.com/srcres258/linux-doc.git doc-zh-tw
> >>>>  +T:	git https://github.com/srcres258/linux-doc.git doc-zh-tw
> >>>>   F:	Documentation/translations/zh_TW/
> >>>>   
> >>>> + TRIGGER SOURCE
> >>>> + M:	David Lechner <dlechner@...libre.com>
> >>>> + S:	Maintained
> >>>> + F:	Documentation/devicetree/bindings/trigger-source/gpio-trigger.yaml
> >>>> + F:	Documentation/devicetree/bindings/trigger-source/pwm-trigger.yaml
> >>>> + 
> >>>>  +TRIGGER SOURCE - ADI UTIL SIGMA DELTA SPI
> >>>>  +M:	David Lechner <dlechner@...libre.com>
> >>>>  +S:	Maintained
> >>>>  +F:	Documentation/devicetree/bindings/trigger-source/adi,util-sigma-delta-spi.yaml
> >>>>  +
> >>>> - TRIGGER SOURCE - PWM
> >>>> - M:	David Lechner <dlechner@...libre.com>
> >>>> - S:	Maintained
> >>>> - F:	Documentation/devicetree/bindings/trigger-source/pwm-trigger.yaml
> >>>> - 
> >>>>   TRUSTED SECURITY MODULE (TSM) INFRASTRUCTURE
> >>>>   M:	Dan Williams <dan.j.williams@...el.com>
> >>>>   L:	linux-coco@...ts.linux.dev    

This is now a conflict between the char-misc tree and the spi tree.

-- 
Cheers,
Stephen Rothwell

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