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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/bridge/nxp,ptn3460.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: NXP PTN3460 eDP to LVDS bridge
maintainers:
- Sean Paul <seanpaul@chromium.org>
properties:
compatible:
const: nxp,ptn3460
reg:
description: I2C address of the bridge
maxItems: 1
edid-emulation:
$ref: "/schemas/types.yaml#/definitions/uint32"
description:
The EDID emulation entry to use
Value Resolution Description
0 1024x768 NXP Generic
1 1920x1080 NXP Generic
2 1920x1080 NXP Generic
3 1600x900 Samsung LTM200KT
4 1920x1080 Samsung LTM230HT
5 1366x768 NXP Generic
6 1600x900 ChiMei M215HGE
enum: [0, 1, 2, 3, 4, 5, 6]
powerdown-gpios:
description: GPIO connected to the PD_N signal.
maxItems: 1
reset-gpios:
description: GPIO connected to the RST_N signal.
maxItems: 1
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 eDP input
required:
- port@0
- port@1
required:
- compatible
- reg
- edid-emulation
- powerdown-gpios
- reset-gpios
- ports
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
i2c1 {
#address-cells = <1>;
#size-cells = <0>;
bridge@20 {
compatible = "nxp,ptn3460";
reg = <0x20>;
edid-emulation = <5>;
powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;
reset-gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;
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>;
};
};
};
};
};
...
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