linux-kernel - Re: [PATCH 2/2] dt-bindings: display: renesas,du: add top-level constraints

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Message-ID: <20240818174655.GD29465@pendragon.ideasonboard.com>
Date: Sun, 18 Aug 2024 20:46:55 +0300
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
	David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	dri-devel@...ts.freedesktop.org, linux-renesas-soc@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] dt-bindings: display: renesas,du: add top-level
 constraints

Hi Krzysztof,

Thank you for the patch.

On Sun, Aug 18, 2024 at 07:30:03PM +0200, Krzysztof Kozlowski wrote:
> Properties with variable number of items per each device are expected to
> have widest constraints in top-level "properties:" block and further
> customized (narrowed) in "if:then:".  Add missing top-level constraints
> for clocks, clock-names, interrupts, resets, reset-names, renesas,cmms
> and renesas,vsps.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>

> ---
>  .../bindings/display/renesas,du.yaml          | 26 ++++++++++++++++---
>  1 file changed, 22 insertions(+), 4 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/display/renesas,du.yaml b/Documentation/devicetree/bindings/display/renesas,du.yaml
> index 147842b6465a..9a2d1c08cb1f 100644
> --- a/Documentation/devicetree/bindings/display/renesas,du.yaml
> +++ b/Documentation/devicetree/bindings/display/renesas,du.yaml
> @@ -46,12 +46,26 @@ properties:
>      maxItems: 1
>  
>    # See compatible-specific constraints below.
> -  clocks: true
> -  clock-names: true
> +  clocks:
> +    minItems: 1
> +    maxItems: 8
> +
> +  clock-names:
> +    minItems: 1
> +    maxItems: 8
> +
>    interrupts:
> +    minItems: 1
> +    maxItems: 4
>      description: Interrupt specifiers, one per DU channel
> -  resets: true
> -  reset-names: true
> +
> +  resets:
> +    minItems: 1
> +    maxItems: 2
> +
> +  reset-names:
> +    minItems: 1
> +    maxItems: 2
>  
>    power-domains:
>      maxItems: 1
> @@ -77,6 +91,8 @@ properties:
>  
>    renesas,cmms:
>      $ref: /schemas/types.yaml#/definitions/phandle-array
> +    minItems: 2
> +    maxItems: 4
>      items:
>        maxItems: 1
>      description:
> @@ -85,6 +101,8 @@ properties:
>  
>    renesas,vsps:
>      $ref: /schemas/types.yaml#/definitions/phandle-array
> +    minItems: 1
> +    maxItems: 4
>      items:
>        items:
>          - description: phandle to VSP instance that serves the DU channel

-- 
Regards,

Laurent Pinchart