Re: [PATCH 1/2] dt-bindings: display: imx: Add fsl,imx21-lcdc docs

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On Fri, Jan 28, 2022 at 4:59 AM Uwe Kleine-König
<u.kleine-koenig@xxxxxxxxxxxxxx> wrote:
>
> From: Marian Cichy <m.cichy@xxxxxxxxxxxxxx>
>
> This files documents the device tree for the new imx21-lcdc DRM driver.

No, bindings document h/w and the h/w has not changed. We already have
a binding for the LCDC.

>
> Signed-off-by: Marian Cichy <m.cichy@xxxxxxxxxxxxxx>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> ---
>  .../bindings/display/imx/fsl,imx21-lcdc.yaml  | 79 +++++++++++++++++++
>  1 file changed, 79 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,imx21-lcdc.yaml
>
> diff --git a/Documentation/devicetree/bindings/display/imx/fsl,imx21-lcdc.yaml b/Documentation/devicetree/bindings/display/imx/fsl,imx21-lcdc.yaml
> new file mode 100644
> index 000000000000..edf71cfac81c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/imx/fsl,imx21-lcdc.yaml
> @@ -0,0 +1,79 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/imx/fsl,imx21-lcdc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: i.MX21 LCD Controller
> +
> +maintainers:
> +  - Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - const: fsl,imx21-lcdc
> +      - items:
> +          - enum:
> +              - fsl,imx25-lcdc
> +              - fsl,imx27-lcdc
> +          - const: fsl,imx21-lcdc
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 3
> +
> +  clock-names:
> +    items:
> +      - const: ipg
> +      - const: per
> +      - const: ahb
> +
> +  resets:
> +    maxItems: 1
> +
> +  port:
> +    type: object
> +    description:
> +      "Video port for DPI RGB output."
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    lcdc: lcdc@53fbc000 {
> +        compatible = "fsl,imx25-lcdc", "fsl,imx21-lcdc";
> +        reg = <0x53fbc000 0x4000>;
> +        interrupts = <39>;
> +        clocks = <&clks 103>, <&clks 66>, <&clks 49>;
> +        clock-names = "ipg", "ahb", "per";
> +
> +        port {
> +             parallel_out: endpoint {
> +                 remote-endpoint = <&panel_in>;
> +             };
> +        };
> +
> +    };
> +
> +    panel: panel {
> +        compatible = "edt,etm0700g0dh6";
> +        power-supply = <&lcd_supply>;
> +        backlight = <&bl>;
> +
> +        port {
> +                panel_in: endpoint {
> +                        remote-endpoint = <&parallel_out>;
> +                };
> +        };
> +    };
> --
> 2.34.1
>




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