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Date: Tue, 4 Oct 2022 16:03:08 +0300
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Thierry Reding <thierry.reding@...il.com>,
Sam Ravnborg <sam@...nborg.org>,
David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Linus Walleij <linus.walleij@...aro.org>,
Markuss Broks <markuss.broks@...il.com>,
Daniel Mack <daniel@...que.org>,
Dillon Min <dillon.minfei@...il.com>,
dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: display: panel: use
spi-peripheral-props.yaml
Hi Krzysztof,
Thank you for the patch.
On Tue, Oct 04, 2022 at 02:09:07PM +0200, Krzysztof Kozlowski wrote:
> For devices connectable by SPI bus (e.g. already using
> "spi-max-frequency" property), reference the "spi-peripheral-props.yaml"
> schema to allow using all SPI device properties, even these which device
> bindings author did not tried yet.
Isn't this done implicitly by spi-controller.yaml ? SPI devices that are
children of an SPI controller should match the patternProperties
"^.*@[0-9a-f]+$" in that file, which has a $ref: spi-peripheral-props.yaml.
Is there something I'm missing ?
> Change "additionalProperties" to "unevaluatedProperties", so the actual
> other properties from "spi-peripheral-props.yaml" can be used. This has
> additional impact of allowing also other properties from
> panel-common.yaml to be used.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
> .../devicetree/bindings/display/panel/ilitek,ili9163.yaml | 3 ++-
> .../devicetree/bindings/display/panel/ilitek,ili9341.yaml | 1 +
> .../devicetree/bindings/display/panel/nec,nl8048hl11.yaml | 3 ++-
> .../bindings/display/panel/samsung,lms380kf01.yaml | 5 ++---
> .../bindings/display/panel/samsung,lms397kf04.yaml | 3 ++-
> .../devicetree/bindings/display/panel/samsung,s6d27a1.yaml | 4 ++--
> .../devicetree/bindings/display/panel/tpo,tpg110.yaml | 1 +
> 7 files changed, 12 insertions(+), 8 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml
> index 7e7a8362b951..a4154b51043e 100644
> --- a/Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml
> @@ -15,6 +15,7 @@ description:
>
> allOf:
> - $ref: panel-common.yaml#
> + - $ref: /schemas/spi/spi-peripheral-props.yaml#
>
> properties:
> compatible:
> @@ -41,7 +42,7 @@ required:
> - dc-gpios
> - reset-gpios
>
> -additionalProperties: false
> +unevaluatedProperties: false
>
> examples:
> - |
> diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
> index 99e0cb9440cf..94f169ea065a 100644
> --- a/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
> @@ -16,6 +16,7 @@ description: |
>
> allOf:
> - $ref: panel-common.yaml#
> + - $ref: /schemas/spi/spi-peripheral-props.yaml#
>
> properties:
> compatible:
> diff --git a/Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml b/Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml
> index aa788eaa2f71..3b09b359023e 100644
> --- a/Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml
> @@ -15,6 +15,7 @@ maintainers:
>
> allOf:
> - $ref: panel-common.yaml#
> + - $ref: /schemas/spi/spi-peripheral-props.yaml#
>
> properties:
> compatible:
> @@ -34,7 +35,7 @@ required:
> - reset-gpios
> - port
>
> -additionalProperties: false
> +unevaluatedProperties: false
>
> examples:
> - |
> diff --git a/Documentation/devicetree/bindings/display/panel/samsung,lms380kf01.yaml b/Documentation/devicetree/bindings/display/panel/samsung,lms380kf01.yaml
> index 251f0c7115aa..70ffc88d2a08 100644
> --- a/Documentation/devicetree/bindings/display/panel/samsung,lms380kf01.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/samsung,lms380kf01.yaml
> @@ -9,14 +9,13 @@ title: Samsung LMS380KF01 display panel
> description: The LMS380KF01 is a 480x800 DPI display panel from Samsung Mobile
> Displays (SMD) utilizing the WideChips WS2401 display controller. It can be
> used with internal or external backlight control.
> - The panel must obey the rules for a SPI slave device as specified in
> - spi/spi-controller.yaml
>
> maintainers:
> - Linus Walleij <linus.walleij@...aro.org>
>
> allOf:
> - $ref: panel-common.yaml#
> + - $ref: /schemas/spi/spi-peripheral-props.yaml#
>
> properties:
> compatible:
> @@ -59,7 +58,7 @@ required:
> - spi-cpol
> - port
>
> -additionalProperties: false
> +unevaluatedProperties: false
>
> examples:
> - |
> diff --git a/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml b/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
> index cd62968426fb..5e77cee93f83 100644
> --- a/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
> @@ -14,6 +14,7 @@ maintainers:
>
> allOf:
> - $ref: panel-common.yaml#
> + - $ref: /schemas/spi/spi-peripheral-props.yaml#
>
> properties:
> compatible:
> @@ -51,7 +52,7 @@ required:
> - spi-cpol
> - port
>
> -additionalProperties: false
> +unevaluatedProperties: false
>
> examples:
> - |
> diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml
> index 26e3c820a2f7..d273faf4442a 100644
> --- a/Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml
> @@ -7,14 +7,14 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
> title: Samsung S6D27A1 display panel
>
> description: The S6D27A1 is a 480x800 DPI display panel from Samsung Mobile
> - Displays (SMD). The panel must obey the rules for a SPI slave device
> - as specified in spi/spi-controller.yaml
> + Displays (SMD).
>
> maintainers:
> - Markuss Broks <markuss.broks@...il.com>
>
> allOf:
> - $ref: panel-common.yaml#
> + - $ref: /schemas/spi/spi-peripheral-props.yaml#
>
> properties:
> compatible:
> diff --git a/Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml b/Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml
> index 6f1f02044b4b..f0243d196191 100644
> --- a/Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml
> @@ -41,6 +41,7 @@ description: |+
>
> allOf:
> - $ref: panel-common.yaml#
> + - $ref: /schemas/spi/spi-peripheral-props.yaml#
>
> properties:
> compatible:
--
Regards,
Laurent Pinchart
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