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-r8a7742  # RZ/G1H
  26               - renesas,usbhs-r8a7743  # RZ/G1M
  27               - renesas,usbhs-r8a7744  # RZ/G1N
  28               - renesas,usbhs-r8a7745  # RZ/G1E
  29               - renesas,usbhs-r8a77470 # RZ/G1C
  30               - renesas,usbhs-r8a7790  # R-Car H2
  31               - renesas,usbhs-r8a7791  # R-Car M2-W
  32               - renesas,usbhs-r8a7792  # R-Car V2H
  33               - renesas,usbhs-r8a7793  # R-Car M2-N
  34               - renesas,usbhs-r8a7794  # R-Car E2
  35           - const: renesas,rcar-gen2-usbhs
  36
  37       - items:
  38           - enum:
  39               - renesas,usbhs-r8a774a1 # RZ/G2M
  40               - renesas,usbhs-r8a774b1 # RZ/G2N
  41               - renesas,usbhs-r8a774c0 # RZ/G2E
  42               - renesas,usbhs-r8a774e1 # RZ/G2H
  43               - renesas,usbhs-r8a7795  # R-Car H3
  44               - renesas,usbhs-r8a7796  # R-Car M3-W
  45               - renesas,usbhs-r8a77961 # R-Car M3-W+
  46               - renesas,usbhs-r8a77965 # R-Car M3-N
  47               - renesas,usbhs-r8a77990 # R-Car E3
  48               - renesas,usbhs-r8a77995 # R-Car D3
  49           - const: renesas,rcar-gen3-usbhs
  50
  51   reg:
  52     maxItems: 1
  53
  54   clocks:
  55     minItems: 1
  56     maxItems: 3
  57     items:
  58       - description: USB 2.0 host
  59       - description: USB 2.0 peripheral
  60       - description: USB 2.0 clock selector
  61
  62   interrupts:
  63     maxItems: 1
  64
  65   renesas,buswait:
  66     $ref: /schemas/types.yaml#/definitions/uint32
  67     description: |
  68       Integer to use BUSWAIT register.
  69
  70   renesas,enable-gpio:
  71     description: |
  72       gpio specifier to check GPIO determining if USB function should be
  73       enabled.
  74
  75   phys:
  76     maxItems: 1
  77     items:
  78       - description: phandle + phy specifier pair.
  79
  80   phy-names:
  81     maxItems: 1
  82     items:
  83       - const: usb
  84
  85   dmas:
  86     minItems: 2
  87     maxItems: 4
  88
  89   dma-names:
  90     minItems: 2
  91     maxItems: 4
  92     items:
  93       - const: ch0
  94       - const: ch1
  95       - const: ch2
  96       - const: ch3
  97
  98   dr_mode: true
  99
 100   power-domains:
 101     maxItems: 1
 102
 103   resets:
 104     minItems: 1
 105     maxItems: 2
 106     items:
 107       - description: USB 2.0 host
 108       - description: USB 2.0 peripheral
 109
 110 required:
 111   - compatible
 112   - reg
 113   - clocks
 114   - interrupts
 115
 116 additionalProperties: false
 117
 118 examples:
 119   - |
 120     #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
 121     #include <dt-bindings/interrupt-controller/arm-gic.h>
 122     #include <dt-bindings/power/r8a7790-sysc.h>
 123
 124     usbhs: usb@e6590000 {
 125         compatible = "renesas,usbhs-r8a7790", "renesas,rcar-gen2-usbhs";
 126         reg = <0xe6590000 0x100>;
 127         interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
 128         clocks = <&cpg CPG_MOD 704>;
 129     };