ti,tfp410.yaml

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    1 # SPDX-License-Identifier: GPL-2.0-only
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/display/bridge/ti,tfp410.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: TFP410 DPI to DVI encoder
    8 
    9 maintainers:
   10   - Tomi Valkeinen <tomi.valkeinen@ti.com>
   11   - Jyri Sarha <jsarha@ti.com>
   12 
   13 properties:
   14   compatible:
   15     const: ti,tfp410
   16 
   17   reg:
   18     description: I2C address of the device.
   19     maxItems: 1
   20 
   21   powerdown-gpios:
   22     maxItems: 1
   23 
   24   ti,deskew:
   25     description:
   26       Data de-skew value in 350ps increments, from 0 to 7, as configured
   27       through the DK[3:1] pins. The de-skew multiplier is computed as
   28       (DK[3:1] - 4), so it ranges from -4 to 3.
   29     $ref: /schemas/types.yaml#/definitions/uint32
   30     minimum: 0
   31     maximum: 7
   32 
   33   ports:
   34     $ref: /schemas/graph.yaml#/properties/ports
   35 
   36     properties:
   37       port@0:
   38         $ref: /schemas/graph.yaml#/$defs/port-base
   39         unevaluatedProperties: false
   40         description: DPI input port.
   41 
   42         properties:
   43           endpoint:
   44             $ref: /schemas/graph.yaml#/$defs/endpoint-base
   45             unevaluatedProperties: false
   46 
   47             properties:
   48               pclk-sample:
   49                 description:
   50                   Endpoint sampling edge.
   51                 enum:
   52                   - 0  # Falling edge
   53                   - 1  # Rising edge
   54                 default: 0
   55 
   56               bus-width:
   57                 description:
   58                   Endpoint bus width.
   59                 enum:
   60                   - 12  # 12 data lines connected and dual-edge mode
   61                   - 24  # 24 data lines connected and single-edge mode
   62                 default: 24
   63 
   64       port@1:
   65         $ref: /schemas/graph.yaml#/properties/port
   66         description: DVI output port.
   67 
   68     required:
   69       - port@0
   70       - port@1
   71 
   72 required:
   73   - compatible
   74   - ports
   75 
   76 if:
   77   required:
   78     - reg
   79 then:
   80   properties:
   81     ti,deskew: false
   82 else:
   83   required:
   84     - ti,deskew
   85 
   86 additionalProperties: false
   87 
   88 examples:
   89   - |
   90     #include <dt-bindings/gpio/gpio.h>
   91 
   92     tfp410: encoder {
   93         compatible = "ti,tfp410";
   94         powerdown-gpios = <&twl_gpio 2 GPIO_ACTIVE_LOW>;
   95         ti,deskew = <3>;
   96 
   97         ports {
   98             #address-cells = <1>;
   99             #size-cells = <0>;
  100 
  101             port@0 {
  102                 reg = <0>;
  103                 tfp410_in: endpoint {
  104                     pclk-sample = <1>;
  105                     bus-width = <24>;
  106                     remote-endpoint = <&dpi_out>;
  107                 };
  108             };
  109 
  110             port@1 {
  111                 reg = <1>;
  112                 tfp410_out: endpoint {
  113                     remote-endpoint = <&dvi_connector_in>;
  114                 };
  115             };
  116         };
  117     };
  118 
  119 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/display/bridge/ti,tfp410.yaml

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sys/contrib/device-tree/Bindings/display/bridge/ti,tfp410.yaml