linux-kernel - Re: [PATCH 3/4] sh: remove superhyway bus support

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Message-ID: <fecb873aefad8dd4c1d89935cf8f7790e9ba231d.camel@physik.fu-berlin.de>
Date:   Thu, 03 Aug 2023 10:44:33 +0200
From:   John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>
To:     "D. Jeff Dionne" <djeffdionne@...il.com>,
        Arnd Bergmann <arnd@...nel.org>
Cc:     linux-sh@...r.kernel.org, Rich Felker <dalias@...c.org>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>
Subject: Re: [PATCH 3/4] sh: remove superhyway bus support

Hi Jeff!

On Thu, 2023-08-03 at 16:58 +0900, D. Jeff Dionne wrote:
> On Aug 3, 2023, at 04:15, Arnd Bergmann <arnd@...nel.org> wrote:
> > 
> > From: Arnd Bergmann <arnd@...db.de>
> > 
> > superhyway was only referenced on sh4-202, which is now gone, so remove it all as well.
> > 
> > I could find no trace of anything ever calling
> > superhyway_register_driver(), not in the git history but also not on the web, so I assume this has never served any purpose on mainline kernels.
> 
> I don’t know, but I think it is fairly safe to assume that there were no superhyway implementations other than internal to SuperH Co (or Hitachi).  Probably not at ST either.
> 
> I think this board, and infrastructure, can go without affecting any actual (even historical) user.  If anyone wants further conformation that there are/were no users of this in the wild, raise a flag and I will find out.

OK, I'll think about applying this series. The thing is, we're going to convert SuperH
to device trees anyways. We're waiting now Yoshinori to post a rebased version of the
patch series.

Adrian

-- 
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer
`. `'   Physicist
  `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913