From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: Lee Jones <lee@kernel.org>,
Rillian Grant <rillian.grant@gmail.com>,
Daniel Scally <djrscally@gmail.com>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Bartosz Golaszewski <brgl@kernel.org>,
Pavel Machek <pavel@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Ruslan Koreev <koreev.r@gmail.com>,
linux-leds@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 3/4] leds: flash: lm3643: Describe the LED of ACPI boards without LED nodes
Date: Wed, 21 Oct 2026 09:38:39 +0300 [thread overview]
Message-ID: <athd74yu2qng04Tc@ashevche-desk.local> (raw)
In-Reply-To: <atdOUv937j63NKAL@kekkonen.localdomain>
On Tue, Oct 20, 2026 at 02:19:46PM +0300, Sakari Ailus wrote:
> On Tue, Oct 20, 2026 at 11:45:06AM +0100, Lee Jones wrote:
...
> > Andy, et al.,
> >
> > I don't usually allow data from other registration mechanisms to be
> > passed through another (MFD data via OF for instance).
> >
> > Is this okay?
Seconding Sakari's answer, this doesn't sound like the best approach.
> In this case the ipu-bridge needs to provide the information to the lm3643
> driver via software nodes, as it already does for a number of other
> devices. There's no point in putting the information to the LED driver.
>
> Presumably the ACPI device node already exists so this should be
> straightforward. What's also missing from the sensor then is the flash-leds
> property, the lens-focus handling serves as an example.
+1 to all the above.
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-10-21 6:38 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-11 19:09 [PATCH v3 0/4] leds: flash: LM3643 dual LED flash driver Rillian Grant
2026-10-11 19:09 ` [PATCH v3 1/4] dt-bindings: leds: Document TI " Rillian Grant
2026-10-12 9:51 ` Krzysztof Kozlowski
2026-10-11 19:09 ` [PATCH v3 2/4] leds: flash: Add support for the " Rillian Grant
2026-10-11 19:09 ` [PATCH v3 3/4] leds: flash: lm3643: Describe the LED of ACPI boards without LED nodes Rillian Grant
2026-10-20 10:45 ` Lee Jones
2026-10-20 11:19 ` Sakari Ailus
2026-10-21 6:38 ` Andy Shevchenko [this message]
2026-10-11 19:09 ` [PATCH v3 4/4] leds: flash: lm3643: Describe the LED on the Lenovo ThinkPad X9-15 Gen 1 Rillian Grant
2026-10-20 10:54 ` Lee Jones
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