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