Re: [PATCH v2 2/5] dt-bindings: display: ssd1307fb: Extend schema for SPI controllers

Rob Herring
2022-04-12T18:17:17Z

On Tue, Apr 12, 2022 at 10:12:32AM +0200, Javier Martinez Canillas wrote:
> On 4/12/22 10:07, Geert Uytterhoeven wrote:
> > Hi Javier,
>
> [snip]
>
> >>
> >> Do you have any hints here on how I should enforce this in the schema ?
> >>
> >> Or if you think that a comment is enough, then I will add it in v3.
> >
> > I don't know how to make it required for SPI, if possible at all.
> >
>
> I see. Let's go with a comment then and we can later enforce it, if someone
> knows if is possible / how to do it.

It's not possible unless we annotate child nodes with something from the
parent. '$nodename' is the one and only example of that.

Really, this falls below the bar of what I'm concerned about checking.
Ask me again when the conversions are all done (only ~2K to go :( ).

Rob