linux-kernel - Re: [PATCH 4/4] dt-bindings: arm: keystone: Convert ti,sci to json schema

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Date:   Thu, 22 Apr 2021 11:12:54 -0500
From:   Rob Herring <robh@...nel.org>
To:     Nishanth Menon <nm@...com>
Cc:     Philipp Zabel <p.zabel@...gutronix.de>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Santosh Shilimkar <ssantosh@...nel.org>,
        Tero Kristo <kristo@...nel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        devicetree@...r.kernel.org,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 4/4] dt-bindings: arm: keystone: Convert ti,sci to json schema

On Thu, Apr 22, 2021 at 9:17 AM Nishanth Menon <nm@...com> wrote:
>
> On 17:40-20210421, Rob Herring wrote:
>
> [..]
>
> > > +allOf:
> > > +  - $ref: /schemas/mbox/mbox-consumer.yaml#
> >
> > Drop.
> >
>
> OK.
>
> > > +  reg-names:
> > > +    description: |
> > > +      Specifies the debug messages memory mapped region that is optionally
> > > +      made available from TI-SCI controller.
> > > +      - const: debug_messages
> >
> > Drop the '-' and fix the indent so it's an actual schema.
>
> OK.
>
> [..]
> > > +patternProperties:
> > > +  # All other properties should be a power, clock or reset controller
> > > +  "^(power-controller|clock-controller|reset-controller)$":
> > > +    type: object
> > > +    oneOf:
> > > +      - $ref: /schemas/soc/ti/sci-pm-domain.yaml#
> > > +      - $ref: /schemas/clock/ti,sci-clk.yaml#
> > > +      - $ref: /schemas/reset/ti,sci-reset.yaml#
> >
> > I'd prefer you separate these with a property for each node.
>
> Hmm... I am not sure I completely understand your comment here.
> I assume we dont want to duplicate each of those node yamls, so,
> did you mean something like:
>
> ti,sci-clk as a bool property in the tisci node and if present, then
> expect the node ti,sci-clk node?
>
> Can you give me a hint of similar yaml usage elsewhere that I can refer
> to?

Just do:

properties:
  power-controller:
    type: object
    $ref: /schemas/soc/ti/sci-pm-domain.yaml#

And so on for clock-controller and reset-controller.

Rob