Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/usb/allwinner,sun4i-a10-musb.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Allwinner A10 mUSB OTG Controller Device Tree Bindings
   8
   9 maintainers:
  10   - Chen-Yu Tsai <wens@csie.org>
  11   - Maxime Ripard <mripard@kernel.org>
  12
  13 properties:
  14   compatible:
  15     oneOf:
  16       - const: allwinner,sun4i-a10-musb
  17       - const: allwinner,sun6i-a31-musb
  18       - const: allwinner,sun8i-a33-musb
  19       - const: allwinner,sun8i-h3-musb
  20       - items:
  21           - enum:
  22               - allwinner,sun8i-a83t-musb
  23               - allwinner,sun50i-h6-musb
  24           - const: allwinner,sun8i-a33-musb
  25
  26   reg:
  27     maxItems: 1
  28
  29   interrupts:
  30     maxItems: 1
  31
  32   interrupt-names:
  33     const: mc
  34
  35   clocks:
  36     maxItems: 1
  37
  38   resets:
  39     maxItems: 1
  40
  41   phys:
  42     description: PHY specifier for the OTG PHY
  43
  44   phy-names:
  45     const: usb
  46
  47   extcon:
  48     description: Extcon specifier for the OTG PHY
  49
  50   dr_mode:
  51     enum:
  52       - host
  53       - otg
  54       - peripheral
  55
  56   allwinner,sram:
  57     description: Phandle to the device SRAM
  58     $ref: /schemas/types.yaml#/definitions/phandle-array
  59
  60 required:
  61   - compatible
  62   - reg
  63   - interrupts
  64   - interrupt-names
  65   - clocks
  66   - phys
  67   - phy-names
  68   - dr_mode
  69   - extcon
  70
  71 if:
  72   properties:
  73     compatible:
  74       contains:
  75         enum:
  76           - allwinner,sun6i-a31-musb
  77           - allwinner,sun8i-a33-musb
  78           - allwinner,sun8i-h3-musb
  79
  80 then:
  81   required:
  82     - resets
  83
  84 additionalProperties: false
  85
  86 examples:
  87   - |
  88     usb_otg: usb@1c13000 {
  89       compatible = "allwinner,sun4i-a10-musb";
  90       reg = <0x01c13000 0x0400>;
  91       clocks = <&ahb_gates 0>;
  92       interrupts = <38>;
  93       interrupt-names = "mc";
  94       phys = <&usbphy 0>;
  95       phy-names = "usb";
  96       extcon = <&usbphy 0>;
  97       dr_mode = "peripheral";
  98     };
  99
 100 ...