linux-kernel - RE: [PATCH 02/14] dt-bindings: serial: Document sci bindings for the Renesas RZ/T2H (a.k.a r9a09g077) SoC

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Message-ID:
 <TY3PR01MB11346D5D895C190EBE8C8A84B86F22@TY3PR01MB11346.jpnprd01.prod.outlook.com>
Date: Mon, 10 Feb 2025 13:19:00 +0000
From: Biju Das <biju.das.jz@...renesas.com>
To: Geert Uytterhoeven <geert@...ux-m68k.org>, Thierry Bultel
	<thierry.bultel.yh@...renesas.com>
CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Jiri Slaby
	<jirislaby@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski
	<krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Magnus Damm
	<magnus.damm@...il.com>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "linux-serial@...r.kernel.org"
	<linux-serial@...r.kernel.org>, "devicetree@...r.kernel.org"
	<devicetree@...r.kernel.org>, "linux-renesas-soc@...r.kernel.org"
	<linux-renesas-soc@...r.kernel.org>
Subject: RE: [PATCH 02/14] dt-bindings: serial: Document sci bindings for the
 Renesas RZ/T2H (a.k.a r9a09g077) SoC

Hi Geert,

> -----Original Message-----
> From: Geert Uytterhoeven <geert@...ux-m68k.org>
> Sent: 10 February 2025 13:15
> Subject: Re: [PATCH 02/14] dt-bindings: serial: Document sci bindings for the Renesas RZ/T2H (a.k.a
> r9a09g077) SoC
> 
> Hi Thierry,
> 
> On Wed, 29 Jan 2025 at 17:52, Thierry Bultel <thierry.bultel.yh@...renesas.com> wrote:
> > Document RZ/T2H (a.k.a r9a09g077) in SCI binding.
> >
> > Signed-off-by: Thierry Bultel <thierry.bultel.yh@...renesas.com>
> 
> Thanks for your patch!
> 
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/serial/renesas,rzsci.yaml
> > @@ -0,0 +1,100 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/serial/renesas,rzsci.yaml#
> 
> "rzsci" is IMHO a bad name, as SCI on RZ/T2 differs from the similar-named "SCI" (sometimes called
> "RSCI" or "SCIg") on RZ/A1H, RZ/A2M, RZ/G2L, RZ/V2L, and RZ/G3S (and most old SuperH SoCs).
> 
> BTW, I believe the variant on RZ/T2 is also used on RZ/N2, RZ/V2H, and RZ/G3E?
> 
> However, binding-wise, they all seem to be very similar.
> So perhaps you can just add this to the existing
> Documentation/devicetree/bindings/serial/renesas,sci.yaml?

It is present in RZ/G3E as well.
RSCI supports sci, scif, i2c and spi that is the reason renesas,rzsci.yaml introduced.

You mean add this in renesas,sci.yaml and then expand??

Cheers,
Biju