Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/reset/renesas,rzg2l-usbphy-ctrl.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas RZ/{G2L,V2L} USBPHY Control
   8
   9 maintainers:
  10   - Biju Das <biju.das.jz@bp.renesas.com>
  11
  12 description:
  13   The RZ/G2L USBPHY Control mainly controls reset and power down of the
  14   USB/PHY.
  15
  16 properties:
  17   compatible:
  18     items:
  19       - enum:
  20           - renesas,r9a07g043-usbphy-ctrl # RZ/G2UL and RZ/Five
  21           - renesas,r9a07g044-usbphy-ctrl # RZ/G2{L,LC}
  22           - renesas,r9a07g054-usbphy-ctrl # RZ/V2L
  23       - const: renesas,rzg2l-usbphy-ctrl
  24
  25   reg:
  26     maxItems: 1
  27
  28   clocks:
  29     maxItems: 1
  30
  31   resets:
  32     maxItems: 1
  33
  34   power-domains:
  35     maxItems: 1
  36
  37   '#reset-cells':
  38     const: 1
  39     description: |
  40       The phandle's argument in the reset specifier is the PHY reset associated
  41       with the USB port.
  42       0 = Port 1 Phy reset
  43       1 = Port 2 Phy reset
  44
  45 required:
  46   - compatible
  47   - reg
  48   - clocks
  49   - resets
  50   - power-domains
  51   - '#reset-cells'
  52
  53 additionalProperties: false
  54
  55 examples:
  56   - |
  57     #include <dt-bindings/clock/r9a07g044-cpg.h>
  58
  59     phyrst: usbphy-ctrl@11c40000 {
  60         compatible = "renesas,r9a07g044-usbphy-ctrl",
  61                      "renesas,rzg2l-usbphy-ctrl";
  62         reg = <0x11c40000 0x10000>;
  63         clocks = <&cpg CPG_MOD R9A07G044_USB_PCLK>;
  64         resets = <&cpg R9A07G044_USB_PRESETN>;
  65         power-domains = <&cpg>;
  66         #reset-cells = <1>;
  67     };