Documentation/devicetree/bindings/usb/renesas,usbhs.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/usb/renesas,usbhs.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas USBHS (HS-USB) controller
   8
   9 maintainers:
  10   - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - items:
  16           - const: renesas,usbhs-r7s72100 # RZ/A1
  17           - const: renesas,rza1-usbhs
  18
  19       - items:
  20           - const: renesas,usbhs-r7s9210 # RZ/A2
  21           - const: renesas,rza2-usbhs
  22
  23       - items:
  24           - enum:
  25               - renesas,usbhs-r8a7743  # RZ/G1M
  26               - renesas,usbhs-r8a7744  # RZ/G1N
  27               - renesas,usbhs-r8a7745  # RZ/G1E
  28               - renesas,usbhs-r8a77470 # RZ/G1C
  29               - renesas,usbhs-r8a7790  # R-Car H2
  30               - renesas,usbhs-r8a7791  # R-Car M2-W
  31               - renesas,usbhs-r8a7792  # R-Car V2H
  32               - renesas,usbhs-r8a7793  # R-Car M2-N
  33               - renesas,usbhs-r8a7794  # R-Car E2
  34           - const: renesas,rcar-gen2-usbhs
  35
  36       - items:
  37           - enum:
  38               - renesas,usbhs-r8a774a1 # RZ/G2M
  39               - renesas,usbhs-r8a774b1 # RZ/G2N
  40               - renesas,usbhs-r8a774c0 # RZ/G2E
  41               - renesas,usbhs-r8a7795  # R-Car H3
  42               - renesas,usbhs-r8a7796  # R-Car M3-W
  43               - renesas,usbhs-r8a77965 # R-Car M3-N
  44               - renesas,usbhs-r8a77990 # R-Car E3
  45               - renesas,usbhs-r8a77995 # R-Car D3
  46           - const: renesas,rcar-gen3-usbhs
  47
  48   reg:
  49     maxItems: 1
  50
  51   clocks:
  52     minItems: 1
  53     maxItems: 3
  54     items:
  55       - description: USB 2.0 host
  56       - description: USB 2.0 peripheral
  57       - description: USB 2.0 clock selector
  58
  59   interrupts:
  60     maxItems: 1
  61
  62   renesas,buswait:
  63     $ref: /schemas/types.yaml#/definitions/uint32
  64     description: |
  65       Integer to use BUSWAIT register.
  66
  67   renesas,enable-gpio:
  68     description: |
  69       gpio specifier to check GPIO determining if USB function should be
  70       enabled.
  71
  72   phys:
  73     maxItems: 1
  74     items:
  75       - description: phandle + phy specifier pair.
  76
  77   phy-names:
  78     maxItems: 1
  79     items:
  80       - const: usb
  81
  82   dmas:
  83     minItems: 2
  84     maxItems: 4
  85
  86   dma-names:
  87     minItems: 2
  88     maxItems: 4
  89     items:
  90       - const: ch0
  91       - const: ch1
  92       - const: ch2
  93       - const: ch3
  94
  95   dr_mode: true
  96
  97   power-domains:
  98     maxItems: 1
  99
 100   resets:
 101     minItems: 1
 102     maxItems: 2
 103     items:
 104       - description: USB 2.0 host
 105       - description: USB 2.0 peripheral
 106
 107 required:
 108   - compatible
 109   - reg
 110   - clocks
 111   - interrupts
 112
 113 additionalProperties: false
 114
 115 examples:
 116   - |
 117     #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
 118     #include <dt-bindings/interrupt-controller/arm-gic.h>
 119     #include <dt-bindings/power/r8a7790-sysc.h>
 120
 121     usbhs: usb@e6590000 {
 122         compatible = "renesas,usbhs-r8a7790", "renesas,rcar-gen2-usbhs";
 123         reg = <0 0xe6590000 0 0x100>;
 124         interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
 125         clocks = <&cpg CPG_MOD 704>;
 126     };