Re: [RFC/PATCH 0/5] Support children for legacy device properties

From: Andy Shevchenko
Date: Tue Sep 18 2018 - 00:23:56 EST


On Mon, Sep 17, 2018 at 9:18 PM Dmitry Torokhov
<dmitry.torokhov@xxxxxxxxx> wrote:
>
> The generic device properties APIs are very helpful as they allow abstracting
> away details of the platform (whether it is ACPI, device tree, or legacy board
> file), so that individual driver does not need separate code paths to support
> all variants. However there are drivers that currently can not use generic
> device properties API as they need notion of children properties, for example
> gpio_keys driver, that expects every button to be described as a sub-node of
> main device.
>
> This patch series introduces notion of sub-nodes for static properties and ties
> it up with GPIO lookup tables so that they are usable with sub-nodes as well.

I like the idea.
Though, I Cc'ed this to Mika and Sakari who might be interested to see
and, perhaps, comment on it.

>
> Thanks.
>
> --
> Dmitry
>


--
With Best Regards,
Andy Shevchenko