Documentation/devicetree/bindings/display/brcm,bcm2835-dsi0.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/display/brcm,bcm2835-dsi0.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Broadcom VC4 (VideoCore4) DSI Controller
   8
   9 maintainers:
  10   - Eric Anholt <eric@anholt.net>
  11
  12 allOf:
  13   - $ref: dsi-controller.yaml#
  14
  15 properties:
  16   "#clock-cells":
  17     const: 1
  18
  19   compatible:
  20     enum:
  21       - brcm,bcm2835-dsi0
  22       - brcm,bcm2835-dsi1
  23
  24   reg:
  25     maxItems: 1
  26
  27   clocks:
  28     items:
  29       - description: The DSI PLL clock feeding the DSI analog PHY
  30       - description: The DSI ESC clock
  31       - description: The DSI pixel clock
  32
  33   clock-names:
  34     items:
  35       - const: phy
  36       - const: escape
  37       - const: pixel
  38
  39   clock-output-names: true
  40     # FIXME: The meta-schemas don't seem to allow it for now
  41     # items:
  42     #   - description: The DSI byte clock for the PHY
  43     #   - description: The DSI DDR2 clock
  44     #   - description: The DSI DDR clock
  45
  46   interrupts:
  47     maxItems: 1
  48
  49 required:
  50   - "#clock-cells"
  51   - compatible
  52   - reg
  53   - clocks
  54   - clock-names
  55   - clock-output-names
  56   - interrupts
  57
  58 unevaluatedProperties: false
  59
  60 examples:
  61   - |
  62     #include <dt-bindings/clock/bcm2835.h>
  63
  64     dsi1: dsi@7e700000 {
  65         compatible = "brcm,bcm2835-dsi1";
  66         reg = <0x7e700000 0x8c>;
  67         interrupts = <2 12>;
  68         #address-cells = <1>;
  69         #size-cells = <0>;
  70         #clock-cells = <1>;
  71
  72         clocks = <&clocks BCM2835_PLLD_DSI1>,
  73                  <&clocks BCM2835_CLOCK_DSI1E>,
  74                  <&clocks BCM2835_CLOCK_DSI1P>;
  75         clock-names = "phy", "escape", "pixel";
  76
  77         clock-output-names = "dsi1_byte", "dsi1_ddr2", "dsi1_ddr";
  78
  79         pitouchscreen: panel@0 {
  80             compatible = "raspberrypi,touchscreen";
  81             reg = <0>;
  82
  83             /* ... */
  84         };
  85     };
  86
  87 ...