fsl,ldb.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/fsl,ldb.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Freescale i.MX8MP DPI to LVDS bridge chip
    8 
    9 maintainers:
   10   - Marek Vasut <marex@denx.de>
   11 
   12 description: |
   13   The i.MX8MP mediamix contains two registers which are responsible
   14   for configuring the on-SoC DPI-to-LVDS serializer. This describes
   15   those registers as bridge within the DT.
   16 
   17 properties:
   18   compatible:
   19     const: fsl,imx8mp-ldb
   20 
   21   clocks:
   22     maxItems: 1
   23 
   24   clock-names:
   25     const: ldb
   26 
   27   reg:
   28     minItems: 2
   29     maxItems: 2
   30 
   31   reg-names:
   32     items:
   33       - const: ldb
   34       - const: lvds
   35 
   36   ports:
   37     $ref: /schemas/graph.yaml#/properties/ports
   38 
   39     properties:
   40       port@0:
   41         $ref: /schemas/graph.yaml#/properties/port
   42         description: Video port for DPI input.
   43 
   44       port@1:
   45         $ref: /schemas/graph.yaml#/properties/port
   46         description: Video port for LVDS Channel-A output (panel or bridge).
   47 
   48       port@2:
   49         $ref: /schemas/graph.yaml#/properties/port
   50         description: Video port for LVDS Channel-B output (panel or bridge).
   51 
   52     required:
   53       - port@0
   54       - port@1
   55 
   56 required:
   57   - compatible
   58   - clocks
   59   - ports
   60 
   61 additionalProperties: false
   62 
   63 examples:
   64   - |
   65     #include <dt-bindings/clock/imx8mp-clock.h>
   66 
   67     blk-ctrl {
   68         #address-cells = <1>;
   69         #size-cells = <1>;
   70 
   71         bridge@5c {
   72             compatible = "fsl,imx8mp-ldb";
   73             clocks = <&clk IMX8MP_CLK_MEDIA_LDB>;
   74             clock-names = "ldb";
   75             reg = <0x5c 0x4>, <0x128 0x4>;
   76             reg-names = "ldb", "lvds";
   77 
   78             ports {
   79                 #address-cells = <1>;
   80                 #size-cells = <0>;
   81 
   82                 port@0 {
   83                     reg = <0>;
   84 
   85                     ldb_from_lcdif2: endpoint {
   86                         remote-endpoint = <&lcdif2_to_ldb>;
   87                     };
   88                 };
   89 
   90                 port@1 {
   91                     reg = <1>;
   92 
   93                     ldb_lvds_ch0: endpoint {
   94                         remote-endpoint = <&ldb_to_lvdsx4panel>;
   95                     };
   96                 };
   97 
   98                 port@2 {
   99                     reg = <2>;
  100 
  101                     ldb_lvds_ch1: endpoint {
  102                     };
  103                 };
  104             };
  105         };
  106     };

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sys/contrib/device-tree/Bindings/display/bridge/fsl,ldb.yaml