From: "Rob Herring (Arm)" <robh@kernel.org>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>,
Ulf Hansson <ulfh@kernel.org>,
Jesper Nilsson <jesper.nilsson@axis.com>,
linux-renesas-soc@vger.kernel.org,
Geert Uytterhoeven <geert+renesas@glider.be>,
linux-mmc@vger.kernel.org, devicetree@vger.kernel.org,
Magnus Damm <magnus.damm@gmail.com>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Lars Persson <lars.persson@axis.com>
Subject: Re: [PATCH] mmc: usdhi6rol0: remove driver
Date: Wed, 11 Nov 2026 11:28:53 -0600 [thread overview]
Message-ID: <179441813237.77314.18160854241358046037.robh@kernel.org> (raw)
In-Reply-To: <20261111123548.10571-2-wsa+renesas@sang-engineering.com>
On Wed, 11 Nov 2026 13:34:52 +0100, Wolfram Sang wrote:
> In 2019, Yamada-san already tried to delete this driver because no user
> was known. Lars revealed that it was used on Axis ARM32 Artpec-6 chips
> which they planned to use for another 5 years[1]. We agreed that this
> driver should be merged into the main SDHI driver and, for the time
> being, added a MAINTAINERS entry to make the connection to Axis.
>
> Now, in 2026, the 5 years are more than over, and the merge to the main
> driver did not happen. Nor an addition of a SDHI device node to the only
> Artpec-6 DTS file. So, regarding upstream, this driver is still unused.
> To remove maintenance burden, let's remove it for good.
>
> [1] https://lore.kernel.org/r/CADnJP=sg1Kp=TAvUD-ofQje9Y6mWWE_ZnQM_eB85uw3z6PHrVQ@mail.gmail.com
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
> [wsa: rebased, bring commit msg into 2026]
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> Cc: Jesper Nilsson <jesper.nilsson@axis.com>
> Cc: Lars Persson <lars.persson@axis.com>
> ---
>
> Jesper, Lars: please speak up if you disagree.
>
> .../devicetree/bindings/mmc/usdhi6rol0.txt | 39 -
> MAINTAINERS | 1 -
> drivers/mmc/host/Kconfig | 7 -
> drivers/mmc/host/Makefile | 1 -
> drivers/mmc/host/usdhi6rol0.c | 1904 -----------------
> 5 files changed, 1952 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/mmc/usdhi6rol0.txt
> delete mode 100644 drivers/mmc/host/usdhi6rol0.c
>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
next prev parent reply other threads:[~2026-11-11 17:28 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-11 12:34 [PATCH] mmc: usdhi6rol0: remove driver Wolfram Sang
2026-11-11 17:28 ` Rob Herring (Arm) [this message]
2026-11-13 15:54 ` Jesper Nilsson
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