[PATCH v2 1/5] dt-bindings: media: Document STM32MP25 VDEC & VENC video codecs

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Thu Oct 12 05:39:00 PDT 2023


On 10/10/2023 11:16, Hugues Fruchet wrote:
> Add STM32MP25 VDEC video decoder & VENC video encoder bindings.
> 
> Signed-off-by: Hugues Fruchet <hugues.fruchet at foss.st.com>
> ---
>  .../media/st,stm32mp25-video-codec.yaml       | 58 +++++++++++++++++++
>  1 file changed, 58 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/st,stm32mp25-video-codec.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/st,stm32mp25-video-codec.yaml b/Documentation/devicetree/bindings/media/st,stm32mp25-video-codec.yaml
> new file mode 100644
> index 000000000000..479566171568
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/st,stm32mp25-video-codec.yaml
> @@ -0,0 +1,58 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/st,stm32mp25-video-codec.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: STMicroelectronics STM32MP25 VDEC video decoder & VENC video encoder
> +
> +maintainers:
> +  - Hugues Fruchet <hugues.fruchet at foss.st.com>
> +
> +description:
> +  The STMicroelectronics STM32MP25 SOCs embeds a VDEC video hardware
> +  decoder peripheral based on Verisilicon VC8000NanoD IP (former Hantro G1)
> +  and a VENC video hardware encoder peripheral based on Verisilicon
> +  VC8000NanoE IP (former Hantro H1).
> +
> +properties:
> +  compatible:
> +    items:

Drop "items", we keep simple enum in such case.

> +      - enum:
> +          - st,stm32mp25-vdec
> +          - st,stm32mp25-venc
> +
> +  reg:
> +    maxItems: 1
> +

...

> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    vdec: video-codec at 580d0000 {
> +        compatible = "st,stm32mp25-vdec";
> +        reg = <0x580d0000 0x3c8>;
> +        interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&ck_icn_p_vdec>;
> +    };
> +  - |
> +    venc: video-codec at 580e0000 {
> +        compatible = "st,stm32mp25-venc";
> +        reg = <0x580e0000 0x800>;
> +        interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&ck_icn_p_venc>;
> +    };

You can drop second example - it is the same as the first.

Best regards,
Krzysztof




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