Re: [PATCH v5] dt-bindings: net: can: c_can: convert to json-schema

Rob Herring
2021-08-13T19:04:26Z

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@libero.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