Re: [PATCH 1/2] dt-bindings: display: panel: add Ilitek ILI7807S panel controller

[Krzysztof Kozlowski <krzk@kernel.org>]

On Mon, May 18, 2026 at 04:34:12PM +0530, Arpit Saini wrote:
> ILI7807S is a DSI display controller used to drive MIPI-DSI panels.
> The DLC DLC0697 1080x1920 LCD panel is based on this controller.
> 
> The panel requires a reset GPIO, backlight enable GPIO, I/O voltage

If panel requires it, so should the binding.

...

> +  reg:
> +    maxItems: 1
> +    description: DSI virtual channel
> +
> +  reset-gpios: true
> +
> +  backlight-en-gpios:
> +    description: Backlight enable GPIO (active high)

What is the name of the pin in ili7807s device?

> +
> +  vddi-supply:
> +    description: I/O voltage supply (1.8V)
> +
> +  avdd-supply:
> +    description: Positive LCD bias supply (AVDD), typically +5.5V
> +      (range 4.5V to 6.3V)
> +
> +  avee-supply:
> +    description: Negative LCD bias supply (AVEE), typically -5.5V
> +      (range -6.3V to -4.5V)
> +
> +  port: true
> +
> +required:
> +  - compatible
> +  - reg
> +  - reset-gpios
> +  - vddi-supply
> +  - avdd-supply
> +  - avee-supply
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    dsi {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        panel@0 {
> +            compatible = "dlc,dlc0697", "ilitek,ili7807s";
> +            reg = <0>;
> +
> +            reset-gpios = <&tlmm 3 GPIO_ACTIVE_LOW>;
> +            backlight-en-gpios = <&tlmm 91 GPIO_ACTIVE_HIGH>;
> +
> +            vddi-supply = <&pm4125_l15>;
> +            avdd-supply = <&avdd>;
> +            avee-supply = <&avee>;
> +
> +            port {
> +                panel_in: endpoint {
> +                    remote-endpoint = <&dsi0_out>;
> +                };
> +            };
> +        };
> +    };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 26060e51c067..529aed669401 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -7941,6 +7941,13 @@ S:	Maintained
>  F:	Documentation/devicetree/bindings/display/bridge/chipone,icn6211.yaml
>  F:	drivers/gpu/drm/bridge/chipone-icn6211.c
>  
> +DRM DRIVER FOR ILITEK ILI7807S DSI PANEL
> +M:	Arpit Saini <arpit.saini@oss.qualcomm.com>
> +S:	Maintained
> +T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git

Drop, unless you handle patches for this driver.

> +F:	Documentation/devicetree/bindings/display/panel/ilitek,ili7807s.yaml
> +F:	drivers/gpu/drm/panel/panel-ilitek-ili7807s.c

Drop, no such file at this point.

Best regards,
Krzysztof