linux-kernel - Re: [PATCH v1 1/2] dt-bindings: display: panel: document Sharp LQ079L1SX01 panel

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Message-ID: <20250910144838.GA4169578-robh@kernel.org>
Date: Wed, 10 Sep 2025 09:48:38 -0500
From: Rob Herring <robh@...nel.org>
To: Svyatoslav Ryhel <clamor95@...il.com>
Cc: Neil Armstrong <neil.armstrong@...aro.org>,
	Jessica Zhang <quic_jesszhan@...cinc.com>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, dri-devel@...ts.freedesktop.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/2] dt-bindings: display: panel: document Sharp
 LQ079L1SX01 panel

On Tue, Sep 09, 2025 at 10:38:30AM +0300, Svyatoslav Ryhel wrote:
> Document Sharp LQ079L1SX01 panel found in Xiaomi Mi Pad.
> 
> Signed-off-by: Svyatoslav Ryhel <clamor95@...il.com>
> ---
>  .../display/panel/sharp,lq079l1sx01.yaml      | 99 +++++++++++++++++++
>  1 file changed, 99 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/panel/sharp,lq079l1sx01.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/sharp,lq079l1sx01.yaml b/Documentation/devicetree/bindings/display/panel/sharp,lq079l1sx01.yaml
> new file mode 100644
> index 000000000000..1dbb4a4bb772
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/sharp,lq079l1sx01.yaml
> @@ -0,0 +1,99 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/sharp,lq079l1sx01.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sharp Microelectronics 7.9" WQXGA TFT LCD panel
> +
> +maintainers:
> +  - Svyatoslav Ryhel <clamor95@...il.com>
> +
> +description:

Needs '>' modifier to maintain paragraph formatting.

> +  This panel requires a dual-channel DSI host to operate and it supports
> +  only left-right split mode, where each channel drives the left or right
> +  half of the screen and only video mode.
> +
> +  Each of the DSI channels controls a separate DSI peripheral.
> +  The peripheral driven by the first link (DSI-LINK1), left one, is
> +  considered the primary peripheral and controls the device.
> +
> +allOf:
> +  - $ref: panel-common-dual.yaml#
> +
> +properties:
> +  compatible:
> +    const: sharp,lq079l1sx01
> +
> +  reg:
> +    maxItems: 1
> +
> +  avdd-supply:
> +    description: regulator that supplies the analog voltage
> +
> +  vddio-supply:
> +    description: regulator that supplies the I/O voltage
> +
> +  vsp-supply:
> +    description: positive boost supply regulator
> +
> +  vsn-supply:
> +    description: negative boost supply regulator
> +
> +  reset-gpios:
> +    maxItems: 1
> +
> +  backlight: true
> +  ports: true
> +
> +required:
> +  - compatible
> +  - reg
> +  - avdd-supply
> +  - vddio-supply
> +  - ports
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    dsi0 {

dsi {

> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        panel@0 {
> +            compatible = "sharp,lq079l1sx01";
> +            reg = <0>;
> +
> +            reset-gpios = <&gpio 59 GPIO_ACTIVE_LOW>;
> +
> +            avdd-supply = <&avdd_lcd>;
> +            vddio-supply = <&vdd_lcd_io>;
> +            vsp-supply = <&vsp_5v5_lcd>;
> +            vsn-supply = <&vsn_5v5_lcd>;
> +
> +            backlight = <&backlight>;
> +
> +            ports {
> +                #address-cells = <1>;
> +                #size-cells = <0>;
> +
> +                port@0 {
> +                    reg = <0>;
> +                    panel_in0: endpoint {
> +                        remote-endpoint = <&dsi0_out>;
> +                    };
> +                };
> +
> +                port@1 {
> +                    reg = <1>;
> +                    panel_in1: endpoint {
> +                        remote-endpoint = <&dsi1_out>;
> +                    };
> +                };
> +            };
> +        };
> +    };
> +...
> -- 
> 2.48.1
>