| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/display/bridge/toshiba,tc358767.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Toshiba TC358767/TC358867/TC9595 DSI/DPI/eDP bridge |
| |
| maintainers: |
| - Andrey Gusakov <andrey.gusakov@cogentembedded.com> |
| |
| description: | |
| The TC358767/TC358867/TC9595 is bridge device which |
| converts DSI/DPI to eDP/DP . |
| |
| properties: |
| compatible: |
| oneOf: |
| - items: |
| - enum: |
| - toshiba,tc358867 |
| - toshiba,tc9595 |
| - const: toshiba,tc358767 |
| - const: toshiba,tc358767 |
| |
| reg: |
| enum: |
| - 0x0f |
| - 0x68 |
| description: | |
| i2c address of the bridge, 0x68 or 0x0f, depending on bootstrap pins |
| |
| clock-names: |
| const: ref |
| |
| clocks: |
| maxItems: 1 |
| description: | |
| OF device-tree clock specification for refclk input. The reference. |
| clock rate must be 13 MHz, 19.2 MHz, 26 MHz, or 38.4 MHz. |
| |
| shutdown-gpios: |
| maxItems: 1 |
| description: | |
| OF device-tree gpio specification for SD pin(active high shutdown input) |
| |
| reset-gpios: |
| maxItems: 1 |
| description: | |
| OF device-tree gpio specification for RSTX pin(active low system reset) |
| |
| interrupts: |
| maxItems: 1 |
| |
| toshiba,hpd-pin: |
| $ref: /schemas/types.yaml#/definitions/uint32 |
| enum: |
| - 0 |
| - 1 |
| description: TC358767 GPIO pin number to which HPD is connected to (0 or 1) |
| |
| ports: |
| $ref: /schemas/graph.yaml#/properties/ports |
| |
| properties: |
| port@0: |
| $ref: /schemas/graph.yaml#/$defs/port-base |
| unevaluatedProperties: false |
| description: | |
| DSI input port. The remote endpoint phandle should be a |
| reference to a valid DSI output endpoint node |
| |
| properties: |
| endpoint: |
| $ref: /schemas/media/video-interfaces.yaml# |
| unevaluatedProperties: false |
| |
| properties: |
| data-lanes: |
| description: array of physical DSI data lane indexes. |
| minItems: 1 |
| items: |
| - const: 1 |
| - const: 2 |
| - const: 3 |
| - const: 4 |
| |
| port@1: |
| $ref: /schemas/graph.yaml#/properties/port |
| description: | |
| DPI input/output port. The remote endpoint phandle should be a |
| reference to a valid DPI output or input endpoint node. |
| |
| port@2: |
| $ref: /schemas/graph.yaml#/$defs/port-base |
| unevaluatedProperties: false |
| description: | |
| eDP/DP output port. The remote endpoint phandle should be a |
| reference to a valid eDP panel input endpoint node. This port is |
| optional, treated as DP panel if not defined |
| |
| properties: |
| endpoint: |
| $ref: /schemas/media/video-interfaces.yaml# |
| unevaluatedProperties: false |
| |
| properties: |
| toshiba,pre-emphasis: |
| description: |
| Display port output Pre-Emphasis settings for both DP lanes. |
| $ref: /schemas/types.yaml#/definitions/uint8-array |
| minItems: 2 |
| maxItems: 2 |
| items: |
| enum: |
| - 0 # No pre-emphasis |
| - 1 # 3.5dB pre-emphasis |
| - 2 # 6dB pre-emphasis |
| |
| oneOf: |
| - required: |
| - port@0 |
| - required: |
| - port@1 |
| |
| |
| required: |
| - compatible |
| - reg |
| - clock-names |
| - clocks |
| - ports |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/gpio/gpio.h> |
| |
| /* DPI input and eDP output */ |
| |
| i2c { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| edp-bridge@68 { |
| compatible = "toshiba,tc358767"; |
| reg = <0x68>; |
| shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; |
| reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>; |
| clock-names = "ref"; |
| clocks = <&edp_refclk>; |
| |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| port@1 { |
| reg = <1>; |
| |
| bridge_in_0: endpoint { |
| remote-endpoint = <&dpi_out>; |
| }; |
| }; |
| |
| port@2 { |
| reg = <2>; |
| |
| bridge_out: endpoint { |
| remote-endpoint = <&panel_in>; |
| }; |
| }; |
| }; |
| }; |
| }; |
| - | |
| /* DPI input and DP output */ |
| |
| i2c { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| edp-bridge@68 { |
| compatible = "toshiba,tc358767"; |
| reg = <0x68>; |
| shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; |
| reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>; |
| clock-names = "ref"; |
| clocks = <&edp_refclk>; |
| |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| port@1 { |
| reg = <1>; |
| |
| bridge_in_1: endpoint { |
| remote-endpoint = <&dpi_out>; |
| }; |
| }; |
| }; |
| }; |
| }; |