linux-kernel - Re: [PATCH v4 2/5] dt-bindings: serial: renesas,scif: Validate 'interrupts' and 'interrupt-names'

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Date: Tue, 26 Mar 2024 08:29:04 +0000
From: "Lad, Prabhakar" <prabhakar.csengg@...il.com>
To: Biju Das <biju.das.jz@...renesas.com>
Cc: Geert Uytterhoeven <geert+renesas@...der.be>, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Jiri Slaby <jirislaby@...nel.org>, 
	Rob Herring <robh+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	Magnus Damm <magnus.damm@...il.com>, 
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, 
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>, 
	"linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>, 
	"linux-renesas-soc@...r.kernel.org" <linux-renesas-soc@...r.kernel.org>, 
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>, 
	Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH v4 2/5] dt-bindings: serial: renesas,scif: Validate
 'interrupts' and 'interrupt-names'

Hi Biju,

On Mon, Mar 25, 2024 at 4:21 PM Biju Das <biju.das.jz@...renesas.com> wrote:
>
> Hi Prabhakar,
>
> > -----Original Message-----
> > From: Prabhakar <prabhakar.csengg@...il.com>
> > Sent: Friday, March 22, 2024 2:44 PM
> > Subject: [PATCH v4 2/5] dt-bindings: serial: renesas,scif: Validate 'interrupts' and 'interrupt-
> > names'
> >
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> >
> > This commit adds support to validate the 'interrupts' and 'interrupt-names'
> > properties for every supported SoC. This ensures proper handling and configuration of interrupt-
> > related properties across supported platforms.
> >
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> > Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
> > ---
> > v3->v4
> > - Reverted back to v2 version of the patch.
> > - Used suggestion from Krzysztof for interrupts
> > - Restored RB tag from Geert
> >
> > v2->v3
> > - Listed interrupts and interrupt-names for every SoC in if check
> > ---
> >  .../bindings/serial/renesas,scif.yaml         | 73 ++++++++++++++-----
> >  1 file changed, 55 insertions(+), 18 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/serial/renesas,scif.yaml
> > b/Documentation/devicetree/bindings/serial/renesas,scif.yaml
> > index af72c3420453..eb2aa5e75e02 100644
> > --- a/Documentation/devicetree/bindings/serial/renesas,scif.yaml
> > +++ b/Documentation/devicetree/bindings/serial/renesas,scif.yaml
> > @@ -86,11 +86,6 @@ properties:
> >      oneOf:
> >        - items:
> >            - description: A combined interrupt
> > -      - items:
> > -          - description: Error interrupt
> > -          - description: Receive buffer full interrupt
> > -          - description: Transmit buffer empty interrupt
> > -          - description: Break interrupt
> >        - items:
> >            - description: Error interrupt
> >            - description: Receive buffer full interrupt @@ -98,21 +93,17 @@ properties:
> >            - description: Break interrupt
> >            - description: Data Ready interrupt
> >            - description: Transmit End interrupt
> > +        minItems: 4
>
> I think here minItems is 1 as it is either 1 or 4 or 6
>
minItems 1 case is already handled above.

Cheers,
Prabhakar