Bindings/usb/renesas,usb3-peri.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/usb/renesas,usb3-peri.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas USB 3.0 Peripheral controller
   8
   9 maintainers:
  10   - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
  11
  12 properties:
  13   compatible:
  14     items:
  15       - enum:
  16           - renesas,r8a774a1-usb3-peri # RZ/G2M
  17           - renesas,r8a774b1-usb3-peri # RZ/G2N
  18           - renesas,r8a774c0-usb3-peri # RZ/G2E
  19           - renesas,r8a7795-usb3-peri  # R-Car H3
  20           - renesas,r8a7796-usb3-peri  # R-Car M3-W
  21           - renesas,r8a77961-usb3-peri # R-Car M3-W+
  22           - renesas,r8a77965-usb3-peri # R-Car M3-N
  23           - renesas,r8a77990-usb3-peri # R-Car E3
  24       - const: renesas,rcar-gen3-usb3-peri
  25
  26   reg:
  27     maxItems: 1
  28
  29   interrupts:
  30     maxItems: 1
  31
  32   clocks:
  33     maxItems: 1
  34
  35   phys:
  36     maxItems: 1
  37
  38   phy-names:
  39     const: usb
  40
  41   power-domains:
  42     maxItems: 1
  43
  44   resets:
  45     maxItems: 1
  46
  47   usb-role-switch:
  48     $ref: /schemas/types.yaml#/definitions/flag
  49     description: Support role switch.
  50
  51   companion:
  52     $ref: /schemas/types.yaml#/definitions/phandle
  53     description: phandle of a companion.
  54
  55   port:
  56     description: |
  57       any connector to the data bus of this controller should be modelled
  58       using the OF graph bindings specified, if the "usb-role-switch"
  59       property is used.
  60
  61 required:
  62   - compatible
  63   - interrupts
  64   - clocks
  65
  66 additionalProperties: false
  67
  68 examples:
  69   - |
  70     #include <dt-bindings/clock/r8a774c0-cpg-mssr.h>
  71     #include <dt-bindings/interrupt-controller/arm-gic.h>
  72     #include <dt-bindings/power/r8a774c0-sysc.h>
  73
  74     usb3_peri0: usb@ee020000 {
  75         compatible = "renesas,r8a774c0-usb3-peri", "renesas,rcar-gen3-usb3-peri";
  76         reg = <0xee020000 0x400>;
  77         interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>;
  78         clocks = <&cpg CPG_MOD 328>;
  79         companion = <&xhci0>;
  80         usb-role-switch;
  81
  82         port {
  83             usb3_role_switch: endpoint {
  84                 remote-endpoint = <&hd3ss3220_ep>;
  85             };
  86         };
  87     };