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-r8a77961 # R-Car M3-W+
  44               - renesas,usbhs-r8a77965 # R-Car M3-N
  45               - renesas,usbhs-r8a77990 # R-Car E3
  46               - renesas,usbhs-r8a77995 # R-Car D3
  47           - const: renesas,rcar-gen3-usbhs
  48
  49   reg:
  50     maxItems: 1
  51
  52   clocks:
  53     minItems: 1
  54     maxItems: 3
  55     items:
  56       - description: USB 2.0 host
  57       - description: USB 2.0 peripheral
  58       - description: USB 2.0 clock selector
  59
  60   interrupts:
  61     maxItems: 1
  62
  63   renesas,buswait:
  64     $ref: /schemas/types.yaml#/definitions/uint32
  65     description: |
  66       Integer to use BUSWAIT register.
  67
  68   renesas,enable-gpio:
  69     description: |
  70       gpio specifier to check GPIO determining if USB function should be
  71       enabled.
  72
  73   phys:
  74     maxItems: 1
  75     items:
  76       - description: phandle + phy specifier pair.
  77
  78   phy-names:
  79     maxItems: 1
  80     items:
  81       - const: usb
  82
  83   dmas:
  84     minItems: 2
  85     maxItems: 4
  86
  87   dma-names:
  88     minItems: 2
  89     maxItems: 4
  90     items:
  91       - const: ch0
  92       - const: ch1
  93       - const: ch2
  94       - const: ch3
  95
  96   dr_mode: true
  97
  98   power-domains:
  99     maxItems: 1
 100
 101   resets:
 102     minItems: 1
 103     maxItems: 2
 104     items:
 105       - description: USB 2.0 host
 106       - description: USB 2.0 peripheral
 107
 108 required:
 109   - compatible
 110   - reg
 111   - clocks
 112   - interrupts
 113
 114 additionalProperties: false
 115
 116 examples:
 117   - |
 118     #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
 119     #include <dt-bindings/interrupt-controller/arm-gic.h>
 120     #include <dt-bindings/power/r8a7790-sysc.h>
 121
 122     usbhs: usb@e6590000 {
 123         compatible = "renesas,usbhs-r8a7790", "renesas,rcar-gen2-usbhs";
 124         reg = <0 0xe6590000 0 0x100>;
 125         interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
 126         clocks = <&cpg CPG_MOD 704>;
 127     };