(EXT) Re: [RFC PATCH 0/1] Categorize ARM dts directory

Alexander Stein
2022-03-28T14:00:02Z

Am Montag, 28. M?rz 2022, 15:21:08 CEST schrieb Jonathan Neusch?fer:
> * PGP Signed by an unknown key
>
> On Mon, Mar 28, 2022 at 02:09:14AM +0200, Ansuel Smith wrote:
> > Hi,
> > as the title say, the intention of this ""series"" is to finally
> > categorize
> > the ARM dts directory in subdirectory for each oem.
>
> [...]
>
> > [1] https://gist.github.com/Ansuel/47c49925ee7ef4b1dd035afc74679ab5
> > [2] https://gist.github.com/Ansuel/19f61f1e583c49407ce35c10e770fbe0
>
> Nice idea, thank you!
>
> A few notes on categorization below.
> [...]
> > create mode 100644 arch/arm/boot/dts/freescale/Makefile
>
> Freescale has been part of NXP for a while, so it might make sense to
> merge the freescale and nxp directories. I can't speak for
> NXP-the-company, so that's just my view as a bystander.

Please don't mix the names for arm and arm64. It's very confusing if the
vendor directory is named differently for each architecture.

>[...]
> > create mode 120000 arch/arm/boot/dts/nxp/armv7-m.dtsi
>
> armv7-m.dtsi is a bit confusing, because it contains a few devices at
> fixed addresses, so it looks vendor-specific at a first glance into the
> file. However, if it is actually as vendor-neutral as the name implies,
> I think it should live dts/ directly, rather than in vendor
> subdirectories.

This seems to be some generic devices common for all ARMv7M CPUs used in
Cortex-M CPUs. It's also used by some stm32 .dtsi.

Best regards,
Alexander