Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/display/allwinner,sun6i-a31-mipi-dsi.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Allwinner A31 MIPI-DSI Controller
   8
   9 maintainers:
  10   - Chen-Yu Tsai <wens@csie.org>
  11   - Maxime Ripard <mripard@kernel.org>
  12
  13 properties:
  14   compatible:
  15     oneOf:
  16       - enum:
  17           - allwinner,sun6i-a31-mipi-dsi
  18           - allwinner,sun50i-a64-mipi-dsi
  19           - allwinner,sun50i-a100-mipi-dsi
  20       - items:
  21           - const: allwinner,sun20i-d1-mipi-dsi
  22           - const: allwinner,sun50i-a100-mipi-dsi
  23
  24   reg:
  25     maxItems: 1
  26
  27   interrupts:
  28     maxItems: 1
  29
  30   clocks:
  31     minItems: 1
  32     items:
  33       - description: Bus Clock
  34       - description: Module Clock
  35
  36   clock-names:
  37     items:
  38       - const: bus
  39       - const: mod
  40
  41   resets:
  42     maxItems: 1
  43
  44   vcc-dsi-supply:
  45     description: VCC-DSI power supply of the DSI encoder
  46
  47   phys:
  48     maxItems: 1
  49
  50   phy-names:
  51     const: dphy
  52
  53   port:
  54     $ref: /schemas/graph.yaml#/properties/port
  55     description:
  56       The port should be the input endpoint, usually coming from the
  57       associated TCON.
  58
  59 required:
  60   - compatible
  61   - reg
  62   - interrupts
  63   - clocks
  64   - phys
  65   - phy-names
  66   - resets
  67   - port
  68
  69 allOf:
  70   - $ref: dsi-controller.yaml#
  71   - if:
  72       properties:
  73         compatible:
  74           contains:
  75             enum:
  76               - allwinner,sun6i-a31-mipi-dsi
  77               - allwinner,sun50i-a100-mipi-dsi
  78
  79     then:
  80       properties:
  81         clocks:
  82           minItems: 2
  83
  84       required:
  85         - clock-names
  86
  87     else:
  88       properties:
  89         clocks:
  90           maxItems: 1
  91
  92   - if:
  93       properties:
  94         compatible:
  95           contains:
  96             enum:
  97               - allwinner,sun6i-a31-mipi-dsi
  98               - allwinner,sun50i-a64-mipi-dsi
  99
 100     then:
 101       required:
 102         - vcc-dsi-supply
 103
 104 unevaluatedProperties: false
 105
 106 examples:
 107   - |
 108     dsi0: dsi@1ca0000 {
 109         compatible = "allwinner,sun6i-a31-mipi-dsi";
 110         reg = <0x01ca0000 0x1000>;
 111         interrupts = <0 89 4>;
 112         clocks = <&ccu 23>, <&ccu 96>;
 113         clock-names = "bus", "mod";
 114         resets = <&ccu 4>;
 115         phys = <&dphy0>;
 116         phy-names = "dphy";
 117         vcc-dsi-supply = <&reg_dcdc1>;
 118         #address-cells = <1>;
 119         #size-cells = <0>;
 120
 121         panel@0 {
 122                 compatible = "bananapi,lhr050h41", "ilitek,ili9881c";
 123                 reg = <0>;
 124                 power-supply = <&reg_display>;
 125                 reset-gpios = <&r_pio 0 5 1>; /* PL05 */
 126                 backlight = <&pwm_bl>;
 127         };
 128
 129         port {
 130             dsi0_in_tcon0: endpoint {
 131                 remote-endpoint = <&tcon0_out_dsi0>;
 132             };
 133         };
 134     };
 135
 136 ...