linux-kernel - Re: [PATCH 3/6] dt-bindings: media: cnm,wave521c: drop resets restriction

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Date: Wed, 20 Mar 2024 10:08:33 -0500
From: Rob Herring <robh@...nel.org>
To: Ivan Bornyakov <brnkv.i1@...il.com>
Cc: Nas Chung <nas.chung@...psnmedia.com>,
	Jackson Lee <jackson.lee@...psnmedia.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>, linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 3/6] dt-bindings: media: cnm,wave521c: drop resets
 restriction

On Mon, Mar 18, 2024 at 05:42:18PM +0300, Ivan Bornyakov wrote:
> Different designs may have different amount of routed reset signals.
> Drop maxItems restriction, add a small description instead.
> 
> Signed-off-by: Ivan Bornyakov <brnkv.i1@...il.com>
> ---
>  Documentation/devicetree/bindings/media/cnm,wave521c.yaml | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/media/cnm,wave521c.yaml b/Documentation/devicetree/bindings/media/cnm,wave521c.yaml
> index 6a11c1d11fb5..2cb4f68d27ac 100644
> --- a/Documentation/devicetree/bindings/media/cnm,wave521c.yaml
> +++ b/Documentation/devicetree/bindings/media/cnm,wave521c.yaml
> @@ -34,7 +34,8 @@ properties:
>      maxItems: 1
>  
>    resets:
> -    maxItems: 1
> +    items:
> +      - description: Optional reset lines

Your change is a NOP. In fact, the tools will translate an 'items' list 
with no constraints back into maxItems/minItems.

So it seems whatever change you think you needed, you did not validate 
the change.

Rob