Re: [Gta04-owner] [PATCH 0/4] UART slave device support - version 4

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On Tue, Jan 12, 2016 at 02:28:00PM +0100, H. Nikolaus Schaller wrote:
> Hi Tomeu,
> 
> Am 12.01.2016 um 14:06 schrieb Tomeu Vizoso <tomeu@xxxxxxxxxxxxxxx>:
> 
> > On 11 May 2015 at 03:56, NeilBrown <neil@xxxxxxxxxx> wrote:
> >> Hi all,
> >> here is version 4 of my "UART slave device" patch set, previously
> >> known as "tty slave devices".
> > 
> > Hi Neil,
> > 
> > do you (or someone else) have plans to continue this work in the short
> > or medium term?
> 
> yes, there is something in our upstreaming pipeline. This one works for us on top of 4.4.0:
> 
> <http://git.goldelico.com/?p=gta04-kernel.git;a=shortlog;h=refs/heads/work/hns/misc/w2sg-tty-slave2-v4>
> 
> There is one point still to be solved: the exact style of the DT bindings.
> 
> We have an idea how a driver can implement two different styles (child node AND phandle)
> so that it is up to the DTS developer to use the one that best fits into the existing DTS.

>From my perspective as a binding maintainer, and as I stated before, the
child node approach made the most sense and was most consistent with the
way we handle other devices.

I don't understand what the benefit of supporting two styles of
description would be, relative to the maintenance cost. Nor do I
understand your fixation with the phandle approach, given it has been
repeatedly disagreed with by binding maintainers.

Thanks,
Mark.
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