Documentation/devicetree/bindings/display/bridge/lontium,lt9611.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/lontium,lt9611.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Lontium LT9611(UXC) 2 Port MIPI to HDMI Bridge
   8
   9 maintainers:
  10   - Vinod Koul <vkoul@kernel.org>
  11
  12 description: |
  13   The LT9611 and LT9611UXC are bridge devices which convert DSI to HDMI
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - lontium,lt9611
  19       - lontium,lt9611uxc
  20
  21   reg:
  22     maxItems: 1
  23
  24   "#sound-dai-cells":
  25     const: 1
  26
  27   interrupts:
  28     maxItems: 1
  29
  30   reset-gpios:
  31     maxItems: 1
  32     description: GPIO connected to active high RESET pin.
  33
  34   vdd-supply:
  35     description: Regulator for 1.8V MIPI phy power.
  36
  37   vcc-supply:
  38     description: Regulator for 3.3V IO power.
  39
  40   ports:
  41     $ref: /schemas/graph.yaml#/properties/ports
  42
  43     properties:
  44       port@0:
  45         $ref: /schemas/graph.yaml#/properties/port
  46         description:
  47           Primary MIPI port-1 for MIPI input
  48
  49       port@1:
  50         $ref: /schemas/graph.yaml#/properties/port
  51         description:
  52           Additional MIPI port-2 for MIPI input, used in combination
  53           with primary MIPI port-1 to drive higher resolution displays
  54
  55       port@2:
  56         $ref: /schemas/graph.yaml#/properties/port
  57         description:
  58           HDMI port for HDMI output
  59
  60     required:
  61       - port@0
  62       - port@2
  63
  64 required:
  65   - compatible
  66   - reg
  67   - interrupts
  68   - vdd-supply
  69   - vcc-supply
  70   - ports
  71
  72 additionalProperties: false
  73
  74 examples:
  75   - |
  76     #include <dt-bindings/gpio/gpio.h>
  77     #include <dt-bindings/interrupt-controller/irq.h>
  78
  79     i2c10 {
  80       #address-cells = <1>;
  81       #size-cells = <0>;
  82
  83       hdmi-bridge@3b {
  84         compatible = "lontium,lt9611";
  85         reg = <0x3b>;
  86
  87         reset-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>;
  88         interrupts-extended = <&tlmm 84 IRQ_TYPE_EDGE_FALLING>;
  89
  90         vdd-supply = <&lt9611_1v8>;
  91         vcc-supply = <&lt9611_3v3>;
  92
  93         ports {
  94           #address-cells = <1>;
  95           #size-cells = <0>;
  96
  97           port@0 {
  98             reg = <0>;
  99             lt9611_a: endpoint {
 100               remote-endpoint = <&dsi0_out>;
 101             };
 102           };
 103
 104           port@1 {
 105             reg = <1>;
 106             lt9611_b: endpoint {
 107               remote-endpoint = <&dsi1_out>;
 108             };
 109           };
 110
 111           port@2 {
 112             reg = <2>;
 113             lt9611_out: endpoint {
 114               remote-endpoint = <&hdmi_con>;
 115             };
 116           };
 117         };
 118       };
 119     };
 120
 121 ...