Documentation/devicetree/bindings/display/bridge/simple-bridge.yaml

   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/simple-bridge.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Transparent non-programmable DRM bridges
   8
   9 maintainers:
  10   - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
  11   - Maxime Ripard <mripard@kernel.org>
  12
  13 description: |
  14   This binding supports transparent non-programmable bridges that don't require
  15   any configuration, with a single input and a single output.
  16
  17 properties:
  18   compatible:
  19     oneOf:
  20       - items:
  21           - enum:
  22               - ti,ths8134a
  23               - ti,ths8134b
  24           - const: ti,ths8134
  25       - enum:
  26           - adi,adv7123
  27           - dumb-vga-dac
  28           - ti,opa362
  29           - ti,ths8134
  30           - ti,ths8135
  31
  32   ports:
  33     $ref: /schemas/graph.yaml#/properties/ports
  34
  35     properties:
  36       port@0:
  37         $ref: /schemas/graph.yaml#/properties/port
  38         description: The bridge input
  39
  40       port@1:
  41         $ref: /schemas/graph.yaml#/properties/port
  42         description: The bridge output
  43
  44     required:
  45       - port@0
  46       - port@1
  47
  48   enable-gpios:
  49     maxItems: 1
  50     description: GPIO controlling bridge enable
  51
  52   vdd-supply:
  53     description: Power supply for the bridge
  54
  55 required:
  56   - compatible
  57   - ports
  58
  59 additionalProperties: false
  60
  61 examples:
  62   - |
  63     bridge {
  64         compatible = "ti,ths8134a", "ti,ths8134";
  65
  66         ports {
  67             #address-cells = <1>;
  68             #size-cells = <0>;
  69
  70             port@0 {
  71                 reg = <0>;
  72
  73                 vga_bridge_in: endpoint {
  74                     remote-endpoint = <&tcon0_out_vga>;
  75                 };
  76             };
  77
  78             port@1 {
  79                 reg = <1>;
  80
  81                 vga_bridge_out: endpoint {
  82                     remote-endpoint = <&vga_con_in>;
  83                 };
  84             };
  85         };
  86     };
  87
  88 ...