Documentation/devicetree/bindings/usb/ingenic,musb.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/ingenic,musb.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Ingenic JZ47xx USB IP DT bindings
   8
   9 maintainers:
  10   - Paul Cercueil <paul@crapouillou.net>
  11
  12 properties:
  13   $nodename:
  14     pattern: '^usb@.*'
  15
  16   compatible:
  17     oneOf:
  18       - enum:
  19           - ingenic,jz4770-musb
  20           - ingenic,jz4740-musb
  21       - items:
  22           - const: ingenic,jz4725b-musb
  23           - const: ingenic,jz4740-musb
  24
  25   reg:
  26     maxItems: 1
  27
  28   clocks:
  29     maxItems: 1
  30
  31   clock-names:
  32     items:
  33       - const: udc
  34
  35   interrupts:
  36     maxItems: 1
  37
  38   interrupt-names:
  39     items:
  40       - const: mc
  41
  42   phys:
  43     description: PHY specifier for the USB PHY
  44
  45   usb-role-switch:
  46     type: boolean
  47
  48 required:
  49   - compatible
  50   - reg
  51   - clocks
  52   - clock-names
  53   - interrupts
  54   - interrupt-names
  55   - phys
  56
  57 additionalProperties: false
  58
  59 examples:
  60   - |
  61     #include <dt-bindings/clock/jz4740-cgu.h>
  62     usb_phy: usb-phy {
  63       compatible = "usb-nop-xceiv";
  64       #phy-cells = <0>;
  65     };
  66
  67     udc: usb@13040000 {
  68       compatible = "ingenic,jz4740-musb";
  69       reg = <0x13040000 0x10000>;
  70
  71       interrupt-parent = <&intc>;
  72       interrupts = <24>;
  73       interrupt-names = "mc";
  74
  75       clocks = <&cgu JZ4740_CLK_UDC>;
  76       clock-names = "udc";
  77
  78       phys = <&usb_phy>;
  79     };