| # 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>; |
| }; |
| }; |
| }; |
| }; |
| }; |
| |
| ... |
