From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: Luca Leonardo Scorcia <l.scorcia@gmail.com>,
Conor Dooley <conor@kernel.org>
Cc: linux-mediatek@lists.infradead.org,
Sean Wang <sean.wang@kernel.org>,
Linus Walleij <linusw@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [RFC PATCH 1/3] dt-bindings: pinctrl: mt8516/mt8167: Move compatibles from mt66xx to mt6795
Date: Thu, 9 Jul 2026 13:58:14 +0200 [thread overview]
Message-ID: <e8ba5a28-e06f-4351-ae71-ac0eca350916@collabora.com> (raw)
In-Reply-To: <CAORyz2L5YuBifG-ud7QHPva+_nyL_SyXMVQ5EeC0s52isc5J3w@mail.gmail.com>
On 6/26/26 11:12, Luca Leonardo Scorcia wrote:
>> Usually when making ABI changes because something was inaccurate (but
>> not wrong to the point that it didn't work at all) it's possible to
>> support both new and old ABIs at the same time because of new properties
>> etc. This is a difficult one because it's using the same properties in
>> different ways. A new compatible would definitely be required for a
>> genuine fresh start while retaining kernel support for the old mechanism
>> in this case.
>
> All things considered, the cleanest solution seems to be adding a new
> compatible, mark the old one as deprecated and also try to fix the old
> driver code. I'll try to do that before submitting again.
> Thank you for your help!
You can skip the "fix the old driver code" part. The only users here are
demo boards that aren't even used that much and besides, they're even hard
to find.
Cheers,
Angelo
next prev parent reply other threads:[~2026-07-09 11:58 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-25 10:46 [RFC PATCH 0/3] pinctrl: mediatek: mt8516-mt8167: Convert to Paris driver Luca Leonardo Scorcia
2026-06-25 10:46 ` [RFC PATCH 1/3] dt-bindings: pinctrl: mt8516/mt8167: Move compatibles from mt66xx to mt6795 Luca Leonardo Scorcia
2026-06-25 16:28 ` Conor Dooley
2026-06-25 16:47 ` Luca Leonardo Scorcia
2026-06-25 18:17 ` Conor Dooley
2026-06-26 9:12 ` Luca Leonardo Scorcia
2026-07-09 11:58 ` AngeloGioacchino Del Regno [this message]
2026-06-25 10:46 ` [RFC PATCH 2/3] pinctrl: mediatek: mt8516/mt8167: Migrate driver to pinctrl-paris platform Luca Leonardo Scorcia
2026-06-25 10:46 ` [RFC PATCH 3/3] arm64: dts: mt8516/mt8167: Update pinctrl nodes for the new paris driver Luca Leonardo Scorcia
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