linux-kernel - Re: [PATCH v2 5/6] dt-bindings: media: renesas,vin: Add V3U support

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Date:   Fri, 16 Oct 2020 12:48:12 +0200
From:   Niklas Söderlund <niklas.soderlund@...natech.se>
To:     Jacopo Mondi <jacopo+renesas@...ndi.org>
Cc:     linux-renesas-soc@...r.kernel.org, geert+renesas@...der.be,
        laurent.pinchart@...asonboard.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 5/6] dt-bindings: media: renesas,vin: Add V3U support

Hi Jacopo,

Thanks for your work.

On 2020-10-16 13:11:57 +0200, Jacopo Mondi wrote:
> Add compatible string definition for R-Car V3U.
> 
> Signed-off-by: Jacopo Mondi <jacopo+renesas@...ndi.org>
> ---
> 
> This and the following patch are still under discussion as the
> proper support for the V3U VIN might require the implementation
> of a different driver.
> 
> I'm fine deferring it to when we'll have a more clear plan for V3U support.

I think it's best we defer it until we have a plan for how we are going 
to support it on the driver side.

> 
> v2:
> - Increase maxium value for the 'renesas,id' property to support
>   the V3U's 31 VIN instances
> 
> ---
>  Documentation/devicetree/bindings/media/renesas,vin.yaml | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/media/renesas,vin.yaml b/Documentation/devicetree/bindings/media/renesas,vin.yaml
> index ad2fe660364b..f7ac1fd3df25 100644
> --- a/Documentation/devicetree/bindings/media/renesas,vin.yaml
> +++ b/Documentation/devicetree/bindings/media/renesas,vin.yaml
> @@ -51,6 +51,7 @@ properties:
>                - renesas,vin-r8a77980 # R-Car V3H
>                - renesas,vin-r8a77990 # R-Car E3
>                - renesas,vin-r8a77995 # R-Car D3
> +              - renesas,vin-r8a779a0 # R-Car V3U
> 
>    reg:
>      maxItems: 1
> @@ -120,7 +121,7 @@ properties:
>      description: VIN channel number
>      $ref: /schemas/types.yaml#/definitions/uint32
>      minimum: 0
> -    maximum: 15
> +    maximum: 31
> 
>    ports:
>      type: object
> --
> 2.28.0
> 

-- 
Regards,
Niklas Söderlund