Re: [PATCH v5 04/16] dt-bindings: media: Add bindings for ARM mali-c55

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

Hi Dan,

Thank you for the patch.

On Wed, May 29, 2024 at 04:28:46PM +0100, Daniel Scally wrote:
> Add the yaml binding for ARM's Mali-C55 Image Signal Processor.
> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Acked-by: Nayden Kanchev <nayden.kanchev@arm.com>
> Co-developed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
> Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
> Signed-off-by: Daniel Scally <dan.scally@ideasonboard.com>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
> Changes in v5:
> 
> 	- None
> 
> Changes in v4:
> 
> 	- Switched to port instead of ports
> 
> Changes in v3:
> 
> 	- Dropped the video clock as suggested by Laurent. I didn't retain it
> 	for the purposes of the refcount since this driver will call .s_stream()
> 	for the sensor driver which will refcount the clock anyway.
> 	- Clarified that the port is a parallel input port rather (Sakari)
> 
> Changes in v2:
> 
> 	- Added clocks information
> 	- Fixed the warnings raised by Rob
> 
>  .../bindings/media/arm,mali-c55.yaml          | 66 +++++++++++++++++++
>  1 file changed, 66 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/arm,mali-c55.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/arm,mali-c55.yaml b/Documentation/devicetree/bindings/media/arm,mali-c55.yaml
> new file mode 100644
> index 000000000000..9cc2481f2da3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/arm,mali-c55.yaml
> @@ -0,0 +1,66 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/arm,mali-c55.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ARM Mali-C55 Image Signal Processor
> +
> +maintainers:
> +  - Daniel Scally <dan.scally@ideasonboard.com>
> +  - Jacopo Mondi <jacopo.mondi@ideasonboard.com>
> +
> +properties:
> +  compatible:
> +    const: arm,mali-c55
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: ISP AXI clock
> +      - description: ISP AHB-lite clock
> +
> +  clock-names:
> +    items:
> +      - const: aclk
> +      - const: hclk
> +
> +  port:
> +    $ref: /schemas/graph.yaml#/properties/port
> +    description: Input parallel video bus
> +
> +    properties:
> +      endpoint:
> +        $ref: /schemas/graph.yaml#/properties/endpoint
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    mali_c55: isp@400000 {
> +      compatible = "arm,mali-c55";
> +      reg = <0x400000 0x200000>;
> +      clocks = <&clk 0>, <&clk 1>;
> +      clock-names = "aclk", "hclk";
> +      interrupts = <0>;
> +
> +      port {
> +        isp_in: endpoint {
> +            remote-endpoint = <&csi2_rx_out>;
> +        };
> +      };
> +    };
> +...

-- 
Regards,

Laurent Pinchart

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