linux-kernel - Re: [PATCH RFC 00/20] ARM: oxnas support removal

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Message-ID: <CACRpkdY4GAzE5DbE4yOZ8sFspZoJWWZk+DYTHsKRmm1bpX7WGQ@mail.gmail.com>
Date:   Fri, 31 Mar 2023 10:51:19 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Neil Armstrong <neil.armstrong@...aro.org>
Cc:     Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
        soc@...nel.org, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Russell King <linux@...linux.org.uk>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Sebastian Reichel <sre@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Marc Zyngier <maz@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-mtd@...ts.infradead.org, netdev@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-gpio@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH RFC 00/20] ARM: oxnas support removal

On Fri, Mar 31, 2023 at 10:34 AM Neil Armstrong
<neil.armstrong@...aro.org> wrote:

> With [1] removing MPCore SMP support, this makes the OX820 barely usable,
> associated with a clear lack of maintainance, development and migration to
> dt-schema it's clear that Linux support for OX810 and OX820 should be removed.
>
> In addition, the OX810 hasn't been booted for years and isn't even present
> in an ARM config file.
>
> For the OX820, lack of USB and SATA support makes the platform not usable
> in the current Linux support and relies on off-tree drivers hacked from the
> vendor (defunct for years) sources.
>
> The last users are in the OpenWRT distribution, and today's removal means
> support will still be in stable 6.1 LTS kernel until end of 2026.
>
> If someone wants to take over the development even with lack of SMP, I'll
> be happy to hand off maintainance.
>
> The plan is to apply the first 4 patches first, then the drivers
> followed by bindings. Finally the MAINTAINANCE entry can be removed.
>
> I'm not sure about the process of bindings removal, but perhaps the bindings
> should be marked as deprecated first then removed later on ?
>
> It has been a fun time adding support for this architecture, but it's time
> to get over!
>
> Patch 2 obviously depends on [1].
>
> [1] https://lore.kernel.org/all/20230327121317.4081816-1-arnd@kernel.org/
>
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>

Acked-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij