# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/bridge/parade,ps8622.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Parade PS8622/PS8625 DisplayPort to LVDS Converter
maintainers:
- Krzysztof Kozlowski <[email protected]>
properties:
compatible:
enum:
- parade,ps8622
- parade,ps8625
reg:
maxItems: 1
lane-count:
$ref: /schemas/types.yaml#/definitions/uint32
enum: [1, 2]
description: Number of DP lanes to use.
use-external-pwm:
type: boolean
description: Backlight will be controlled by an external PWM.
reset-gpios:
maxItems: 1
description: GPIO connected to RST_ pin.
sleep-gpios:
maxItems: 1
description: GPIO connected to PD_ pin.
vdd12-supply: true
ports:
$ref: /schemas/graph.yaml#/properties/ports
properties:
port@0:
$ref: /schemas/graph.yaml#/properties/port
description: Video port for LVDS output.
port@1:
$ref: /schemas/graph.yaml#/properties/port
description: Video port for DisplayPort input.
required:
- port@0
- port@1
required:
- compatible
- reg
- reset-gpios
- sleep-gpios
- ports
allOf:
- if:
properties:
compatible:
const: parade,ps8622
then:
properties:
lane-count:
const: 1
else:
properties:
lane-count:
const: 2
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
lvds-bridge@48 {
compatible = "parade,ps8625";
reg = <0x48>;
sleep-gpios = <&gpx3 5 GPIO_ACTIVE_HIGH>;
reset-gpios = <&gpy7 7 GPIO_ACTIVE_HIGH>;
lane-count = <2>;
use-external-pwm;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
bridge_out: endpoint {
remote-endpoint = <&panel_in>;
};
};
port@1 {
reg = <1>;
bridge_in: endpoint {
remote-endpoint = <&dp_out>;
};
};
};
};
};