From: Marcus Folkesson <marcus.folkesson@gmail•com>
To: Andy Shevchenko <andriy.shevchenko@intel•com>
Cc: Wolfram Sang <wsa+renesas@sang-engineering•com>,
Peter Rosin <peda@axentia•se>,
Michael Hennerich <michael.hennerich@analog•com>,
Bartosz Golaszewski <brgl@bgdev•pl>,
Andi Shyti <andi.shyti@kernel•org>,
Bartosz Golaszewski <brgl@kernel•org>,
linux-i2c@vger•kernel.org, linux-kernel@vger•kernel.org,
linux-arm-kernel@lists•infradead.org
Subject: Re: [PATCH v9 2/5] i2c: mux: add support for per channel bus frequency
Date: Thu, 26 Mar 2026 12:39:23 +0100 [thread overview]
Message-ID: <acUa61a_XIuoOobd@gmail.com> (raw)
In-Reply-To: <acKbYhbwZzv2gTnB@ashevche-desk.local>
On Tue, Mar 24, 2026 at 04:10:42PM +0200, Andy Shevchenko wrote:
[...]
>
> ...
>
> > + of_property_read_u32(child, "clock-frequency", &priv->adap.clock_hz);
>
> Wondering if we may use existing API to get i2c timings from fw description?
> i2c_parse_fw_timings() (it might be that it needs to be split for pure fwnode
> one and device wrapped).
I like the idea, even if I don't see that many other parts of the
kernel will be using it.
After this patchset, I intend to make all other bus drivers use
i2c_parse_fw_timings() for fetching their clock frequency. I will
investigate the splitup in the scope of that series.
>
> --
> With Best Regards,
> Andy Shevchenko
>
Best regards,
Marcus Folkesson
next prev parent reply other threads:[~2026-03-26 11:39 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-24 13:54 [PATCH v9 0/5] I2C Mux per channel bus speed Marcus Folkesson
2026-03-24 13:54 ` [PATCH v9 1/5] i2c: core: add callback to change bus frequency Marcus Folkesson
2026-05-26 19:47 ` Wolfram Sang
2026-05-31 10:18 ` Marcus Folkesson
2026-03-24 13:54 ` [PATCH v9 2/5] i2c: mux: add support for per channel " Marcus Folkesson
2026-03-24 14:10 ` Andy Shevchenko
2026-03-26 11:39 ` Marcus Folkesson [this message]
2026-03-24 13:54 ` [PATCH v9 3/5] i2c: davinci: calculate bus freq from Hz instead of kHz Marcus Folkesson
2026-03-24 13:54 ` [PATCH v9 4/5] i2c: davinci: add support for setting bus frequency Marcus Folkesson
2026-03-24 13:54 ` [PATCH v9 5/5] docs: i2c: i2c-topology: add section about bus speed Marcus Folkesson
2026-05-26 19:48 ` Wolfram Sang
2026-05-30 6:54 ` Peter Rosin
2026-05-30 9:17 ` Wolfram Sang
2026-05-31 10:51 ` Marcus Folkesson
2026-05-31 10:42 ` Marcus Folkesson
2026-05-31 10:25 ` Marcus Folkesson
2026-03-26 12:17 ` [PATCH v9 0/5] I2C Mux per channel " Marcus Folkesson
2026-04-13 7:45 ` Marcus Folkesson
2026-05-08 13:14 ` Marcus Folkesson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=acUa61a_XIuoOobd@gmail.com \
--to=marcus.folkesson@gmail$(echo .)com \
--cc=andi.shyti@kernel$(echo .)org \
--cc=andriy.shevchenko@intel$(echo .)com \
--cc=brgl@bgdev$(echo .)pl \
--cc=brgl@kernel$(echo .)org \
--cc=linux-arm-kernel@lists$(echo .)infradead.org \
--cc=linux-i2c@vger$(echo .)kernel.org \
--cc=linux-kernel@vger$(echo .)kernel.org \
--cc=michael.hennerich@analog$(echo .)com \
--cc=peda@axentia$(echo .)se \
--cc=wsa+renesas@sang-engineering$(echo .)com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox