netdev - Re: [PATCH v5] dt-bindings: net: can: c

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Date:   Fri, 13 Aug 2021 14:04:20 -0500
From:   Rob Herring <robh@...nel.org>
To:     Marc Kleine-Budde <mkl@...gutronix.de>
Cc:     Dario Binacchi <dariobin@...ero.it>, linux-kernel@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        devicetree@...r.kernel.org, linux-can@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH v5] dt-bindings: net: can: c_can: convert to json-schema

On Fri, Aug 06, 2021 at 09:20:45AM +0200, Marc Kleine-Budde wrote:
> On 05.08.2021 21:27:50, Dario Binacchi wrote:
> > Convert the Bosch C_CAN/D_CAN controller device tree binding
> > documentation to json-schema.
> > 
> > Document missing properties.
> > Remove "ti,hwmods" as it is no longer used in TI dts.
> > Make "clocks" required as it is used in all dts.
> > Update the examples.
> > 
> > Signed-off-by: Dario Binacchi <dariobin@...ero.it>
> 
> [...]
> 
> > +if:
> > +  properties:
> > +    compatible:
> > +      contains:
> > +        enum:
> > +          - bosch,d_can
> > +
> > +then:
> > +  properties:
> > +    interrupts:
> > +      minItems: 4
> > +      maxItems: 4
> 
> The driver uses only 1 interrupt, on the other hand the only in-tree
> user the bosch,d_can compatible specifies 4 interrupts.

The DT should reflect all the interrupts. It can't know what some OS or 
some version of OS actually uses.

Rob