RE: [PATCH 03/19] dt-bindings: serial: renesas,rsci: Document RZ/G3E support

[Biju Das]

Hi Conor Dooley,

Thanks for the feedback.

> -----Original Message-----
> From: Conor Dooley <conor@xxxxxxxxxx>
> Sent: 28 October 2025 19:52
> Subject: Re: [PATCH 03/19] dt-bindings: serial: renesas,rsci: Document RZ/G3E support
> 
> On Tue, Oct 28, 2025 at 07:41:33PM +0000, Biju Das wrote:
> > > > +  - if:
> > > > +      properties:
> > > > +        compatible:
> > > > +          contains:
> > > > +            enum:
> > > > +              - renesas,r9a09g047-rsci
> > > > +              - renesas,r9a09g047-rscif
> > > > +    then:
> > > > +      properties:
> > > > +        clocks:
> > > > +          minItems: 5
> > > > +
> > > > +        clock-names:
> > > > +          minItems: 5
> > > > +
> > > > +      required:
> > > > +        - resets
> > > > +        - reset-names
> > >
> > > Does this need an "else: properties: resets: false"? Or do other devices actually have resets too?
> >
> > It is not required as resets are optional for RZ/T2H and RZ/N2H.
> > RZ/T2H and N2H does not have Resets.
> 
> This is a contradiction. Either they are optional for these platforms or the platforms do not have
> resets. Cannot be both!

Some RSCI IP SoCs has resets and some does not have. From RSCI IP point of view
this property is optional.

I just try to avoid complex if else statements in dt schema by adding
Per SoC properties.

If you prefer else statements for resets, I can add that as well. Please let me know.

Cheers,
Biju