Documentation/devicetree/bindings/usb/microchip,usb2514.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/usb/microchip,usb2514.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Microchip USB2514 Hub Controller
   8
   9 maintainers:
  10   - Fabio Estevam <festevam@gmail.com>
  11
  12 allOf:
  13   - $ref: usb-device.yaml#
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - usb424,2412
  19       - usb424,2417
  20       - usb424,2514
  21       - usb424,2517
  22
  23   reg: true
  24
  25   reset-gpios:
  26     description: GPIO connected to the RESET_N pin.
  27
  28   vdd-supply:
  29     description: 3.3V power supply.
  30
  31   clocks:
  32     description: External 24MHz clock connected to the CLKIN pin.
  33     maxItems: 1
  34
  35 required:
  36   - compatible
  37   - reg
  38
  39 patternProperties:
  40   "^.*@[0-9a-f]{1,2}$":
  41     description: The hard wired USB devices
  42     type: object
  43     $ref: /schemas/usb/usb-device.yaml
  44     additionalProperties: true
  45
  46 unevaluatedProperties: false
  47
  48 examples:
  49   - |
  50     #include <dt-bindings/clock/imx6qdl-clock.h>
  51     #include <dt-bindings/gpio/gpio.h>
  52
  53     usb {
  54         #address-cells = <1>;
  55         #size-cells = <0>;
  56
  57         usb-hub@1 {
  58             compatible = "usb424,2514";
  59             reg = <1>;
  60             clocks = <&clks IMX6QDL_CLK_CKO>;
  61             reset-gpios = <&gpio7 12 GPIO_ACTIVE_LOW>;
  62             vdd-supply = <&reg_3v3_hub>;
  63             #address-cells = <1>;
  64             #size-cells = <0>;
  65
  66             ethernet@1 {
  67                 compatible = "usbb95,772b";
  68                 reg = <1>;
  69             };
  70         };
  71     };