From: <markus.stockhausen@gmx.de>
To: "'Rob Herring'" <robh@kernel.org>,
"'Bartosz Golaszewski'" <brgl@kernel.org>
Cc: <wsa+renesas@sang-engineering.com>, <andi.shyti@kernel.org>,
<krzk+dt@kernel.org>, <conor+dt@kernel.org>,
<linux-i2c@vger.kernel.org>, <devicetree@vger.kernel.org>,
"'Marek Vasut'" <marek.vasut+renesas@gmail.com>
Subject: AW: [PATCH v2 0/2] i2c: Add i2c-shared-gpio driver
Date: Wed, 13 May 2026 14:25:11 +0200 [thread overview]
Message-ID: <036001dce2d3$8b65be70$a2313b50$@gmx.de> (raw)
In-Reply-To: <20260513121135.GA432696-robh@kernel.org>
> Von: Rob Herring <robh@kernel.org>
> Gesendet: Mittwoch, 13. Mai 2026 14:12
> Betreff: Re: [PATCH v2 0/2] i2c: Add i2c-shared-gpio driver
> ...
> > > So the implementation manages several classic bitbang buses with
> > > locking/unlocking in the pre_xfer/post_xfer handlers.
> > >
> > > Signed-off-by: Markus Stockhausen <markus.stockhausen@gmx.de>
> > >
> >
> > Hi!
> >
> > A couple high-level issues. You'll soon hear from the DT maintainers
> > and they'll ask if the i2c-shared-gpio compatible corresponds with an
> > actual piece of hardware on the board. It does not, so the bindings
> > will be rejected.
>
> Perhaps you missed I've already commented on this. I'm actually fine
> with the binding at a high level.
>
> But if we want to model it as N i2c-gpio nodes I'm fine with that as
> well.
Thanks for all your feedback on this. If it helps the dts and the end
user I can offer to convert the driver into a simple drop-in replacement
for i2c-gpio. Enhancing the existing i2c-gpio driver is beyond my
current knowledge.
Markus
prev parent reply other threads:[~2026-05-13 12:25 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-11 16:25 [PATCH v2 0/2] i2c: Add i2c-shared-gpio driver Markus Stockhausen
2026-05-11 16:25 ` [PATCH v2 1/2] dt-bindings: i2c: Add i2c-shared-gpio Markus Stockhausen
2026-05-11 17:36 ` Rob Herring (Arm)
2026-05-12 20:59 ` sashiko-bot
2026-05-11 16:25 ` [PATCH v2 2/2] i2c: Add driver for gpio based busses with shared SCL Markus Stockhausen
2026-05-12 21:44 ` sashiko-bot
2026-05-12 11:00 ` [PATCH v2 0/2] i2c: Add i2c-shared-gpio driver Bartosz Golaszewski
2026-05-13 5:33 ` AW: " markus.stockhausen
2026-05-13 7:12 ` Wolfram Sang
2026-05-13 7:26 ` Bartosz Golaszewski
2026-05-13 7:47 ` Wolfram Sang
2026-05-13 7:50 ` Bartosz Golaszewski
2026-05-13 12:11 ` Rob Herring
2026-05-13 12:25 ` markus.stockhausen [this message]
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