[PATCH v2 12/19] dt-bindings: media: Add A31 MIPI CSI-2 bindings documentation

[Maxime Ripard]

On Sat, Nov 28, 2020 at 03:28:32PM +0100, Paul Kocialkowski wrote:
> This introduces YAML bindings documentation for the A31 MIPI CSI-2
> controller.
> 
> Signed-off-by: Paul Kocialkowski <paul.kocialkowski at bootlin.com>
> ---
>  .../media/allwinner,sun6i-a31-mipi-csi2.yaml  | 151 ++++++++++++++++++
>  1 file changed, 151 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml
> new file mode 100644
> index 000000000000..917cd09d6fda
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml
> @@ -0,0 +1,151 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/allwinner,sun6i-a31-mipi-csi2.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Allwinner A31 MIPI CSI-2 Device Tree Bindings
> +
> +maintainers:
> +  - Paul Kocialkowski <paul.kocialkowski at bootlin.com>
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - const: allwinner,sun6i-a31-mipi-csi2
> +      - items:
> +          - const: allwinner,sun8i-v3s-mipi-csi2
> +          - const: allwinner,sun6i-a31-mipi-csi2
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: Bus Clock
> +      - description: Module Clock
> +
> +  clock-names:
> +    items:
> +      - const: bus
> +      - const: mod
> +
> +  phys:
> +    items:
> +      - description: MIPI D-PHY
> +
> +  phy-names:
> +    items:
> +      - const: dphy

If there's a single item, you don't need the items: in phys and phy-names

> +  resets:
> +    maxItems: 1
> +
> +  # See ./video-interfaces.txt for details
> +  ports:
> +    type: object
> +
> +    properties:
> +      port at 0:
> +        type: object
> +        description: Input port, connect to a MIPI CSI-2 sensor
> +
> +        properties:
> +          reg:
> +            const: 0
> +
> +          endpoint:
> +            type: object
> +
> +            properties:
> +              remote-endpoint: true
> +
> +              data-lanes:
> +                minItems: 1
> +                maxItems: 4
> +
> +            required:
> +              - data-lanes
> +              - remote-endpoint
> +
> +        required:
> +          - endpoint
> +
> +        additionalProperties: false
> +
> +      port at 1:
> +        type: object
> +        description: Output port, connect to a CSI controller
> +
> +        properties:
> +          reg:
> +            const: 1
> +
> +          endpoint:
> +            type: object
> +
> +            properties:
> +              remote-endpoint: true
> +
> +        required:
> +          - endpoint
> +
> +        additionalProperties: false

Same thing than for the other dt binding patch, there's a schema for it now

Maxime
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