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From:   Linus Walleij <linus.walleij@linaro.org>
Date:   Wed, 12 Jun 2019 14:27:12 +0200
Message-ID: <CACRpkdYrL110Ae-FkVJ83=MStDbeZy63aJQotZg3MdG5+gxrAA@mail.gmail.com>
Subject: Re: [PATCH] fmc: Delete the FMC subsystem
To:     "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc:     Federico Vaga <federico.vaga@cern.ch>,
        Pat Riehecky <riehecky@fnal.gov>,
        Alessandro Rubini <rubini@gnudd.com>
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On Mon, Jun 10, 2019 at 4:18 PM Linus Walleij <linus.walleij@linaro.org> wrote:

> The FMC subsystem was created in 2012 with the ambition to
> drive development of drivers for this hardware upstream.
>
> The current implementation has architectural flaws and would
> need to be revamped using real hardware to something that can
> reuse existing kernel abstractions in the subsystems for e.g.
> I2C, FPGA and GPIO.
>
> We have concluded that for the mainline kernel it will be
> better to delete the subsystem and start over with a clean
> slate when/if an active maintainer steps up.
>
> For details see:
> https://lkml.org/lkml/2018/10/29/534
>
> Suggested-by: Federico Vaga <federico.vaga@cern.ch>
> Cc: Federico Vaga <federico.vaga@cern.ch>
> Cc: Pat Riehecky <riehecky@fnal.gov>
> Cc: Alessandro Rubini <rubini@gnudd.com>
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

After consent from the authors I have queued the removal in
the GPIO subsystem tree.

Yours,
Linus Walleij