Re: [PATCH v1 16/36] dt-bindings: display: convert lg,lg4573 to DT Schema

[Rob Herring <robh@xxxxxxxxxx>]

On Sun, Mar 15, 2020 at 02:43:56PM +0100, Sam Ravnborg wrote:
> Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
> Cc: Heiko Schocher <hs@xxxxxxx>
> Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
> Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
> ---
>  .../bindings/display/panel/lg,lg4573.txt      | 19 ---------
>  .../bindings/display/panel/lg,lg4573.yaml     | 41 +++++++++++++++++++
>  2 files changed, 41 insertions(+), 19 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/display/panel/lg,lg4573.txt
>  create mode 100644 Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/lg,lg4573.txt b/Documentation/devicetree/bindings/display/panel/lg,lg4573.txt
> deleted file mode 100644
> index 824441f4e95a..000000000000
> --- a/Documentation/devicetree/bindings/display/panel/lg,lg4573.txt
> +++ /dev/null
> @@ -1,19 +0,0 @@
> -LG LG4573 TFT Liquid Crystal Display with SPI control bus
> -
> -Required properties:
> -  - compatible: "lg,lg4573"
> -  - reg: address of the panel on the SPI bus
> -
> -The panel must obey rules for SPI slave device specified in document [1].
> -
> -[1]: Documentation/devicetree/bindings/spi/spi-bus.txt
> -
> -Example:
> -
> -	lcd_panel: display@0 {
> -		#address-cells = <1>;
> -		#size-cells = <1>;
> -		compatible = "lg,lg4573";
> -		spi-max-frequency = <10000000>;
> -		reg = <0>;
> -	};
> diff --git a/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml b/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml
> new file mode 100644
> index 000000000000..b5b475cf8406
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml
> @@ -0,0 +1,41 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/lg,lg4573.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: LG LG4573 TFT Liquid Crystal Display with SPI control bus
> +
> +maintainers:
> +  - Heiko Schocher <hs@xxxxxxx>
> +
> +allOf:
> +  - $ref: ../../spi/spi-slave.yaml#
> +  - $ref: panel-common.yaml#
> +
> +properties:
> +  compatible:
> +    const: lg,lg4573
> +
> +  reg: true
> +  spi-max-frequency: true
> +
> +required:
> +  - compatible
> +  - reg
> +
> +examples:
> +  - |
> +    spi {
> +        compatible = "fsl,imx6q-ecspi", "fsl,imx51-ecspi";

Better to drop this or it's going to fail when there's a schema for this 
spi controller.

> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        lcd_panel: display@0 {
> +            compatible = "lg,lg4573";
> +            spi-max-frequency = <10000000>;
> +            reg = <0>;
> +        };
> +    };
> +
> +...
> -- 
> 2.20.1
>