[PATCH v2 02/16] dt-bindings: display: imx: Add i.MX8qxp Display Controller display engine

Rob Herring robh at kernel.org
Mon Jul 22 15:57:08 PDT 2024


On Fri, Jul 12, 2024 at 05:32:29PM +0800, Liu Ying wrote:
> i.MX8qxp Display Controller display engine consists of all processing units
> that operate in a display clock domain.
> 
> Signed-off-by: Liu Ying <victor.liu at nxp.com>
> ---
> v2:
> * Drop fsl,dc-*-id DT properties. (Krzysztof)
> * Drop port property. (Krzysztof)
> * Fix register range sizes in example.
> 
>  .../imx/fsl,imx8qxp-dc-display-engine.yaml    | 152 ++++++++++++++++++
>  1 file changed, 152 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,imx8qxp-dc-display-engine.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/imx/fsl,imx8qxp-dc-display-engine.yaml b/Documentation/devicetree/bindings/display/imx/fsl,imx8qxp-dc-display-engine.yaml
> new file mode 100644
> index 000000000000..91f3bb77d8d0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/imx/fsl,imx8qxp-dc-display-engine.yaml
> @@ -0,0 +1,152 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/imx/fsl,imx8qxp-dc-display-engine.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Freescale i.MX8qxp Display Controller Display Engine
> +
> +description:
> +  All Processing Units that operate in a display clock domain. Pixel pipeline
> +  is driven by a video timing and cannot be stalled. Implements all display
> +  specific processing.
> +
> +maintainers:
> +  - Liu Ying <victor.liu at nxp.com>
> +
> +properties:
> +  compatible:
> +    const: fsl,imx8qxp-dc-display-engine
> +
> +  reg:
> +    maxItems: 2
> +
> +  reg-names:
> +    items:
> +      - const: top
> +      - const: cfg
> +
> +  resets:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 3
> +
> +  interrupt-names:
> +    items:
> +      - const: shdload
> +      - const: framecomplete
> +      - const: seqcomplete
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  "#address-cells":
> +    const: 1
> +
> +  "#size-cells":
> +    const: 1
> +
> +  ranges: true
> +
> +patternProperties:
> +  "^dither@[0-9a-f]+$":
> +    type: object
> +    additionalProperties: true
> +
> +    properties:
> +      compatible:
> +        const: fsl,imx8qxp-dc-dither

Doesn't look like this and some other compatibles are fully documented. 
They need to be.

Rob



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