ti,sn65dsi83.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/display/bridge/ti,sn65dsi83.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: SN65DSI83 and SN65DSI84 DSI to LVDS bridge chip
    8 
    9 maintainers:
   10   - Marek Vasut <marex@denx.de>
   11 
   12 description: |
   13   Texas Instruments SN65DSI83 1x Single-link MIPI DSI
   14   to 1x Single-link LVDS
   15   https://www.ti.com/lit/gpn/sn65dsi83
   16   Texas Instruments SN65DSI84 1x Single-link MIPI DSI
   17   to 1x Dual-link or 2x Single-link LVDS
   18   https://www.ti.com/lit/gpn/sn65dsi84
   19 
   20 properties:
   21   compatible:
   22     enum:
   23       - ti,sn65dsi83
   24       - ti,sn65dsi84
   25 
   26   reg:
   27     enum:
   28       - 0x2c
   29       - 0x2d
   30 
   31   enable-gpios:
   32     maxItems: 1
   33     description: GPIO specifier for bridge_en pin (active high).
   34 
   35   vcc-supply:
   36     description: A 1.8V power supply (see regulator/regulator.yaml).
   37 
   38   ports:
   39     $ref: /schemas/graph.yaml#/properties/ports
   40 
   41     properties:
   42       port@0:
   43         $ref: /schemas/graph.yaml#/$defs/port-base
   44         unevaluatedProperties: false
   45         description: Video port for MIPI DSI Channel-A input
   46 
   47         properties:
   48           endpoint:
   49             $ref: /schemas/media/video-interfaces.yaml#
   50             unevaluatedProperties: false
   51 
   52             properties:
   53               data-lanes:
   54                 description: array of physical DSI data lane indexes.
   55                 minItems: 1
   56                 items:
   57                   - const: 1
   58                   - const: 2
   59                   - const: 3
   60                   - const: 4
   61 
   62       port@1:
   63         $ref: /schemas/graph.yaml#/$defs/port-base
   64         unevaluatedProperties: false
   65         description: Video port for MIPI DSI Channel-B input
   66 
   67         properties:
   68           endpoint:
   69             $ref: /schemas/media/video-interfaces.yaml#
   70             unevaluatedProperties: false
   71 
   72             properties:
   73               data-lanes:
   74                 description: array of physical DSI data lane indexes.
   75                 minItems: 1
   76                 items:
   77                   - const: 1
   78                   - const: 2
   79                   - const: 3
   80                   - const: 4
   81 
   82       port@2:
   83         $ref: /schemas/graph.yaml#/properties/port
   84         description: Video port for LVDS Channel-A output (panel or bridge).
   85 
   86       port@3:
   87         $ref: /schemas/graph.yaml#/properties/port
   88         description: Video port for LVDS Channel-B output (panel or bridge).
   89 
   90     required:
   91       - port@0
   92       - port@2
   93 
   94 required:
   95   - compatible
   96   - reg
   97   - ports
   98 
   99 allOf:
  100   - if:
  101       properties:
  102         compatible:
  103           contains:
  104             const: ti,sn65dsi83
  105     then:
  106       properties:
  107         ports:
  108           properties:
  109             port@1: false
  110             port@3: false
  111 
  112   - if:
  113       properties:
  114         compatible:
  115           contains:
  116             const: ti,sn65dsi84
  117     then:
  118       properties:
  119         ports:
  120           properties:
  121             port@1: false
  122 
  123 additionalProperties: false
  124 
  125 examples:
  126   - |
  127     #include <dt-bindings/gpio/gpio.h>
  128 
  129     i2c {
  130         #address-cells = <1>;
  131         #size-cells = <0>;
  132 
  133         bridge@2d {
  134             compatible = "ti,sn65dsi83";
  135             reg = <0x2d>;
  136 
  137             enable-gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
  138             vcc-supply = <&reg_sn65dsi83_1v8>;
  139 
  140             ports {
  141                 #address-cells = <1>;
  142                 #size-cells = <0>;
  143 
  144                 port@0 {
  145                     reg = <0>;
  146 
  147                     endpoint {
  148                         remote-endpoint = <&dsi0_out>;
  149                         data-lanes = <1 2 3 4>;
  150                     };
  151                 };
  152 
  153                 port@2 {
  154                     reg = <2>;
  155 
  156                     endpoint {
  157                         remote-endpoint = <&panel_in_lvds>;
  158                     };
  159                 };
  160             };
  161         };
  162     };

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sys/contrib/device-tree/Bindings/display/bridge/ti,sn65dsi83.yaml