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 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Lontium LT9611(UXC) 2 Port MIPI to HDMI Bridge
   8
   9 maintainers:
  10   - Vinod Koul <vkoul@kernel.org>
  11
  12 description: |
  13   The LT9611 and LT9611UXC are bridge devices which convert DSI to HDMI
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - lontium,lt9611
  19       - lontium,lt9611uxc
  20
  21   reg:
  22     maxItems: 1
  23
  24   "#sound-dai-cells":
  25     const: 1
  26
  27   interrupts:
  28     maxItems: 1
  29
  30   reset-gpios:
  31     maxItems: 1
  32     description: GPIO connected to active high RESET pin.
  33
  34   vdd-supply:
  35     description: Regulator for 1.8V MIPI phy power.
  36
  37   vcc-supply:
  38     description: Regulator for 3.3V IO power.
  39
  40   ports:
  41     type: object
  42
  43     properties:
  44       "#address-cells":
  45         const: 1
  46
  47       "#size-cells":
  48         const: 0
  49
  50       port@0:
  51         type: object
  52         description: |
  53           Primary MIPI port-1 for MIPI input
  54
  55         properties:
  56           reg:
  57             const: 0
  58
  59         patternProperties:
  60           "^endpoint(@[0-9])$":
  61             type: object
  62             additionalProperties: false
  63
  64             properties:
  65               remote-endpoint:
  66                 $ref: /schemas/types.yaml#/definitions/phandle
  67
  68         required:
  69           - reg
  70
  71       port@1:
  72         type: object
  73         description: |
  74           Additional MIPI port-2 for MIPI input, used in combination
  75           with primary MIPI port-1 to drive higher resolution displays
  76
  77         properties:
  78           reg:
  79             const: 1
  80
  81         patternProperties:
  82           "^endpoint(@[0-9])$":
  83             type: object
  84             additionalProperties: false
  85
  86             properties:
  87               remote-endpoint:
  88                 $ref: /schemas/types.yaml#/definitions/phandle
  89
  90         required:
  91           - reg
  92
  93       port@2:
  94         type: object
  95         description: |
  96           HDMI port for HDMI output
  97
  98         properties:
  99           reg:
 100             const: 2
 101
 102         patternProperties:
 103           "^endpoint(@[0-9])$":
 104             type: object
 105             additionalProperties: false
 106
 107             properties:
 108               remote-endpoint:
 109                 $ref: /schemas/types.yaml#/definitions/phandle
 110
 111         required:
 112           - reg
 113
 114     required:
 115       - "#address-cells"
 116       - "#size-cells"
 117       - port@0
 118       - port@2
 119
 120 required:
 121   - compatible
 122   - reg
 123   - interrupts
 124   - vdd-supply
 125   - vcc-supply
 126   - ports
 127
 128 additionalProperties: false
 129
 130 examples:
 131   - |
 132     #include <dt-bindings/gpio/gpio.h>
 133     #include <dt-bindings/interrupt-controller/irq.h>
 134
 135     i2c10 {
 136       #address-cells = <1>;
 137       #size-cells = <0>;
 138
 139       hdmi-bridge@3b {
 140         compatible = "lontium,lt9611";
 141         reg = <0x3b>;
 142
 143         reset-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>;
 144         interrupts-extended = <&tlmm 84 IRQ_TYPE_EDGE_FALLING>;
 145
 146         vdd-supply = <&lt9611_1v8>;
 147         vcc-supply = <&lt9611_3v3>;
 148
 149         ports {
 150           #address-cells = <1>;
 151           #size-cells = <0>;
 152
 153           port@0 {
 154             reg = <0>;
 155             lt9611_a: endpoint {
 156               remote-endpoint = <&dsi0_out>;
 157             };
 158           };
 159
 160           port@1 {
 161             reg = <1>;
 162             lt9611_b: endpoint {
 163               remote-endpoint = <&dsi1_out>;
 164             };
 165           };
 166
 167           port@2 {
 168             reg = <2>;
 169             lt9611_out: endpoint {
 170               remote-endpoint = <&hdmi_con>;
 171             };
 172           };
 173         };
 174       };
 175     };
 176
 177 ...