Re: [PATCH v8 3/6] software node: implement reference properties

From: Andy Shevchenko
Date: Mon Nov 09 2020 - 14:04:55 EST


On Mon, Nov 09, 2020 at 10:53:05AM -0800, Dmitry Torokhov wrote:
> On Mon, Nov 09, 2020 at 07:18:37PM +0100, Lukasz Stelmach wrote:
> > It was <2020-11-09 pon 19:24>, when Andy Shevchenko wrote:

...

> > Probably I have missed something and I will be greatful, if you tell me
> > where I can find more information about software nodes. There are few
> > users in the kernel and it isn't obvious for me how to use software
> > nodes properly.
>
> Yeah, I disagree with Andy here. The lookup tables are a crutch that we
> have until GPIO and PWM a taught to support software nodes (I need to
> resurrect my patch series for GPIO, if you have time to test that would
> be awesome).

We don't have support for list of fwnodes, this will probably break things
where swnode is already exist.

I think Heikki may send a documentation patch to clarify when swnodes can and
can't be used. Maybe I'm mistaken and above is a good use case by design.

--
With Best Regards,
Andy Shevchenko