[PATCH v3 1/2] dt-bindings: display: panel: document Samsung S6E8AA5X01 panel driver

[Neil Armstrong]

On 25/06/2025 14:41, Kaustabh Chakraborty wrote:
> Samsung S6E8AA5X01 is an AMOLED MIPI DSI panel controller. Document the
> compatible and devicetree properties of this panel driver. Timings are
> provided through the devicetree node as panels are available in
> different sizes.

Wait, why ? Why not multiple compatibles ?

Neil

> 
> Acked-by: Conor Dooley <conor.dooley at microchip.com>
> Signed-off-by: Kaustabh Chakraborty <kauschluss at disroot.org>
> ---
>   .../bindings/display/panel/samsung,s6e8aa5x01.yaml | 78 ++++++++++++++++++++++
>   1 file changed, 78 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..23dae6e961ae01c99de93bf4b4a067f2953f8edf
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01.yaml
> @@ -0,0 +1,78 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/samsung,s6e8aa5x01.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Samsung S6E8AA5X01 display panel controller
> +
> +maintainers:
> +  - Kaustabh Chakraborty <kauschluss at disroot.org>
> +
> +allOf:
> +  - $ref: panel-common.yaml#
> +
> +properties:
> +  compatible:
> +    const: samsung,s6e8aa5x01
> +
> +  reg:
> +    maxItems: 1
> +
> +  vdd-supply:
> +    description: core voltage supply
> +
> +  vci-supply:
> +    description: voltage supply for analog circuits
> +
> +  reset-gpios: true
> +  width-mm: true
> +  height-mm: true
> +  panel-timing: true
> +
> +required:
> +  - compatible
> +  - reg
> +  - width-mm
> +  - height-mm
> +  - panel-timing
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    dsi {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        panel at 0 {
> +            compatible = "samsung,s6e8aa5x01";
> +            reg = <0>;
> +
> +            vdd-supply = <&panel_vdd_reg>;
> +            vci-supply = <&panel_vci_reg>;
> +
> +            reset-gpios = <&gpd3 4 GPIO_ACTIVE_HIGH>;
> +
> +            width-mm = <62>;
> +            height-mm = <128>;
> +
> +            panel-timing {
> +                clock-frequency = <73094400>;
> +
> +                hactive = <720>;
> +                hsync-len = <2>;
> +                hfront-porch = <62>;
> +                hback-porch = <26>;
> +
> +                vactive = <1480>;
> +                vsync-len = <2>;
> +                vfront-porch = <12>;
> +                vback-porch = <10>;
> +            };
> +        };
> +    };
> +
> +...
>