linux-kernel - Re: [PATCH 7/9] reset: make the provider of reset-gpios the parent of the reset device

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Message-ID: <050d74d7619bdfdf5ca81d8914a2a8836a0d4e2e.camel@pengutronix.de>
Date: Tue, 21 Oct 2025 11:31:38 +0200
From: Philipp Zabel <p.zabel@...gutronix.de>
To: Bartosz Golaszewski <brgl@...ev.pl>
Cc: Linus Walleij <linus.walleij@...aro.org>, Andy Shevchenko	
 <andriy.shevchenko@...ux.intel.com>, Daniel Scally <djrscally@...il.com>, 
 Heikki Krogerus <heikki.krogerus@...ux.intel.com>, Sakari Ailus
 <sakari.ailus@...ux.intel.com>, Greg Kroah-Hartman
 <gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>,
 Danilo Krummrich	 <dakr@...nel.org>, Krzysztof Kozlowski <krzk@...nel.org>,
 	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-acpi@...r.kernel.org, Bartosz Golaszewski
 <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH 7/9] reset: make the provider of reset-gpios the parent
 of the reset device

On Di, 2025-10-21 at 11:27 +0200, Bartosz Golaszewski wrote:
> On Tue, Oct 21, 2025 at 11:17 AM Philipp Zabel <p.zabel@...gutronix.de> wrote:
> > 
> > On Mo, 2025-10-20 at 17:25 +0200, Bartosz Golaszewski wrote:
> > > On Mon, Oct 6, 2025 at 5:19 PM Philipp Zabel <p.zabel@...gutronix.de> wrote:
> > > > [...] could you take this
> > > > opportunity to prepend a patch that splits the part under guard() into
> > > > a separate function?
> > > 
> > > If I'm being honest, I'd just make everything else use __free() as
> > > well. Except for IDA, it's possible.
> > > 
> > > That being said: I have another thing in the works, namely converting
> > > the OF code to fwnode in reset core. I may address this there as I'll
> > > be moving stuff around. Does this make sense?
> > 
> > Yes. There was already a previous attempt at fwnode support [1], but we
> > abandoned that when there was no use case anymore.
> > 
> > [1] https://lore.kernel.org/r/20220323095022.453708-3-clement.leger@bootlin.com
> > 
> 
> Ah, what was the exact reason for abandoning this? It's not clear from
> the email thread.
> 
> To be clear: I think that we can convert the core reset code to fwnode
> without necessarily converting all the drivers right away.

The use case vanished in patch review.

No need to convert all existing drivers right away, but I'd like to see
a user that benefits from the conversion.

regards
Philipp