linux-kernel - Re: [PATCH v2 1/7] dt-bindings: media: qcom,sm8550-iris: document SM8650 IRIS accelerator

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Message-ID: <d654d95a-dbf2-41eb-8ec4-32ca1d2f16a3@nxsw.ie>
Date: Tue, 18 Mar 2025 11:24:07 +0000
From: Bryan O'Donoghue <bod.linux@...w.ie>
To: Neil Armstrong <neil.armstrong@...aro.org>, Vikash Garodia <quic_vgarodia@...cinc.com>, Dikshita Agarwal <quic_dikshita@...cinc.com>, Abhinav Kumar <quic_abhinavk@...cinc.com>, Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Philipp Zabel <p.zabel@...gutronix.de>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/7] dt-bindings: media: qcom,sm8550-iris: document SM8650 IRIS accelerator

On 05/03/2025 19:05, Neil Armstrong wrote:
> Document the IRIS video decoder and encoder accelerator found in the
> SM8650 platform, it requires 2 more reset lines in addition to the
> properties required for the SM8550 platform.
> 
> Reviewed-by: Rob Herring (Arm) <robh@...nel.org>
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
>   .../bindings/media/qcom,sm8550-iris.yaml           | 33 ++++++++++++++++++----
>   1 file changed, 28 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml b/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
> index e424ea84c211f473a799481fd5463a16580187ed..536cf458dcb08141e5a1ec8c3df964196e599a57 100644
> --- a/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
> +++ b/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
> @@ -14,12 +14,11 @@ description:
>     The iris video processing unit is a video encode and decode accelerator
>     present on Qualcomm platforms.
> 
> -allOf:
> -  - $ref: qcom,venus-common.yaml#
> -
>   properties:
>     compatible:
> -    const: qcom,sm8550-iris
> +    enum:
> +      - qcom,sm8550-iris
> +      - qcom,sm8650-iris
> 
>     power-domains:
>       maxItems: 4
> @@ -49,11 +48,15 @@ properties:
>         - const: video-mem
> 
>     resets:
> -    maxItems: 1
> +    minItems: 1
> +    maxItems: 3
> 
>     reset-names:
> +    minItems: 1
>       items:
>         - const: bus
> +      - const: xo
> +      - const: core
> 
>     iommus:
>       maxItems: 2
> @@ -75,6 +78,26 @@ required:
>     - iommus
>     - dma-coherent
> 
> +allOf:
> +  - $ref: qcom,venus-common.yaml#
> +  - if:
> +      properties:
> +        compatible:
> +          enum:
> +            - qcom,sm8650-iris
> +    then:
> +      properties:
> +        resets:
> +          minItems: 3
> +        reset-names:
> +          minItems: 3
> +    else:
> +      properties:
> +        resets:
> +          maxItems: 1
> +        reset-names:
> +          maxItems: 1
> +
>   unevaluatedProperties: false
> 
>   examples:
> 
> --
> 2.34.1
> 
> 

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>