Documentation/devicetree/bindings/usb/renesas,rzv2m-usb3drd.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/usb/renesas,rzv2m-usb3drd.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas RZ/V2M USB 3.1 DRD controller
   8
   9 maintainers:
  10   - Biju Das <biju.das.jz@bp.renesas.com>
  11
  12 description: |
  13   The RZ/V2{M, MA} USB3.1 DRD module supports the following functions
  14   * Role swapping function by the ID pin of the Micro-AB receptacle
  15   * Battery Charging Specification Revision 1.2
  16
  17 properties:
  18   compatible:
  19     items:
  20       - enum:
  21           - renesas,r9a09g011-usb3drd  # RZ/V2M
  22           - renesas,r9a09g055-usb3drd  # RZ/V2MA
  23       - const: renesas,rzv2m-usb3drd
  24
  25   reg:
  26     maxItems: 1
  27
  28   interrupts:
  29     items:
  30       - description: Dual Role Device (DRD)
  31       - description: Battery Charging
  32       - description: Global Purpose Input
  33
  34   interrupt-names:
  35     items:
  36       - const: drd
  37       - const: bc
  38       - const: gpi
  39
  40   clocks:
  41     items:
  42       - description: Peripheral AXI clock
  43       - description: APB clock
  44
  45   clock-names:
  46     items:
  47       - const: axi
  48       - const: reg
  49
  50   power-domains:
  51     maxItems: 1
  52
  53   resets:
  54     maxItems: 1
  55
  56   ranges: true
  57
  58   '#address-cells':
  59     enum: [ 1, 2 ]
  60
  61   '#size-cells':
  62     enum: [ 1, 2 ]
  63
  64 patternProperties:
  65   "^usb3peri@[0-9a-f]+$":
  66     type: object
  67     $ref: /schemas/usb/renesas,usb3-peri.yaml
  68
  69   "^usb@[0-9a-f]+$":
  70     type: object
  71     $ref: renesas,usb-xhci.yaml#
  72
  73 required:
  74   - compatible
  75   - reg
  76   - interrupts
  77   - interrupt-names
  78   - clocks
  79   - clock-names
  80   - power-domains
  81   - resets
  82
  83 additionalProperties: false
  84
  85 examples:
  86   - |
  87     #include <dt-bindings/clock/r9a09g011-cpg.h>
  88     #include <dt-bindings/interrupt-controller/arm-gic.h>
  89
  90     usb3drd: usb@85070400 {
  91         compatible = "renesas,r9a09g011-usb3drd", "renesas,rzv2m-usb3drd";
  92         reg = <0x85070400 0x100>;
  93         interrupts = <GIC_SPI 242 IRQ_TYPE_LEVEL_HIGH>,
  94                      <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>,
  95                      <GIC_SPI 244 IRQ_TYPE_LEVEL_HIGH>;
  96         interrupt-names = "drd", "bc", "gpi";
  97         clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_P>,
  98                  <&cpg CPG_MOD R9A09G011_USB_PCLK>;
  99         clock-names = "axi", "reg";
 100         power-domains = <&cpg>;
 101         resets = <&cpg R9A09G011_USB_DRD_RESET>;
 102         ranges;
 103         #address-cells = <1>;
 104         #size-cells = <1>;
 105
 106         usb3host: usb@85060000 {
 107            compatible = "renesas,r9a09g011-xhci",
 108                         "renesas,rzv2m-xhci";
 109            reg = <0x85060000 0x2000>;
 110            interrupts = <GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>;
 111            clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_H>,
 112                     <&cpg CPG_MOD R9A09G011_USB_PCLK>;
 113            clock-names = "axi", "reg";
 114            power-domains = <&cpg>;
 115            resets = <&cpg R9A09G011_USB_ARESETN_H>;
 116         };
 117
 118         usb3peri: usb3peri@85070000 {
 119            compatible = "renesas,r9a09g011-usb3-peri",
 120                         "renesas,rzv2m-usb3-peri";
 121            reg = <0x85070000 0x400>;
 122            interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>;
 123            clocks = <&cpg CPG_MOD R9A09G011_USB_ACLK_P>,
 124                     <&cpg CPG_MOD R9A09G011_USB_PCLK>;
 125            clock-names = "axi", "reg";
 126            power-domains = <&cpg>;
 127            resets = <&cpg R9A09G011_USB_ARESETN_P>;
 128         };
 129     };