linux-kernel - Re: [PATCH v5 2/3] dt-bindings: input: Add TouchNetix axiom touchscreen

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Date:   Wed, 13 Dec 2023 09:22:56 +0100
From:   Kamel Bouhara <kamel.bouhara@...tlin.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Conor Dooley <conor@...nel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Henrik Rydberg <rydberg@...math.org>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Marco Felsch <m.felsch@...gutronix.de>,
        Jeff LaBundy <jeff@...undy.com>,
        catalin.popescu@...ca-geosystems.com,
        mark.satterthwaite@...chnetix.com, bartp@...sheep.co.uk,
        hannah.rossiter@...chnetix.com,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Gregory Clement <gregory.clement@...tlin.com>,
        bsp-development.geo@...ca-geosystems.com
Subject: Re: [PATCH v5 2/3] dt-bindings: input: Add TouchNetix axiom
 touchscreen

Hello Krzysztof,

Le Wed, Dec 13, 2023 at 07:44:33AM +0100, Krzysztof Kozlowski a écrit :
> On 12/12/2023 17:57, Conor Dooley wrote:
> > On Mon, Dec 11, 2023 at 01:14:28PM +0100, Kamel Bouhara wrote:
> >> Add the TouchNetix axiom I2C touchscreen device tree bindings
> >> documentation.
> >>
> >> Signed-off-by: Kamel Bouhara <kamel.bouhara@...tlin.com>
> >> ---
> >>  .../input/touchscreen/touchnetix,ax54a.yaml   | 64 +++++++++++++++++++
> >>  MAINTAINERS                                   |  6 ++
> >>  2 files changed, 70 insertions(+)
> >>  create mode 100644 Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml
> >>
> >> diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml b/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml
> >> new file mode 100644
> >> index 000000000000..cbdf48fc538b
> >> --- /dev/null
> >> +++ b/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml
> >> @@ -0,0 +1,64 @@
> >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> >> +%YAML 1.2
> >> +---
> >> +$id: http://devicetree.org/schemas/input/touchscreen/touchnetix,ax54a.yaml#
> >> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> >> +
> >> +title: TouchNetix Axiom series touchscreen controller
> >> +
> >> +maintainers:
> >> +  - Kamel Bouhara <kamel.bouhara@...tlin.com>
> >> +
> >> +allOf:
> >> +  - $ref: /schemas/input/touchscreen/touchscreen.yaml#
> >
> > Weird, you add this ref here but do not actually allow any properties
> > from it since you have "additionalProperties: false" below.
> >
> > What's the point of its inclusion?
>
> It still brings the type of some fields or the constraints. However need
> of specifying "poll-interval" already points to missing
> unevaluatedProperties.

Ok, this wasn't clear for me wether or not I should pick
unevaluatedProperties as I still reference "poll-interval" from the
input.yaml schema ?

Regards,

--
Kamel Bouhara, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com