Documentation/devicetree/bindings/phy/qcom,snps-eusb2-phy.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/phy/qcom,snps-eusb2-phy.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm SNPS eUSB2 phy controller
   8
   9 maintainers:
  10   - Abel Vesa <abel.vesa@linaro.org>
  11
  12 description:
  13   eUSB2 controller supports LS/FS/HS usb connectivity on Qualcomm chipsets.
  14
  15 properties:
  16   compatible:
  17     oneOf:
  18       - items:
  19           - enum:
  20               - qcom,sdx75-snps-eusb2-phy
  21           - const: qcom,sm8550-snps-eusb2-phy
  22       - const: qcom,sm8550-snps-eusb2-phy
  23
  24   reg:
  25     maxItems: 1
  26
  27   "#phy-cells":
  28     const: 0
  29
  30   clocks:
  31     items:
  32       - description: ref
  33
  34   clock-names:
  35     items:
  36       - const: ref
  37
  38   resets:
  39     maxItems: 1
  40
  41   phys:
  42     maxItems: 1
  43     description:
  44       Phandle to eUSB2 to USB 2.0 repeater
  45
  46   vdd-supply:
  47     description:
  48       Phandle to 0.88V regulator supply to PHY digital circuit.
  49
  50   vdda12-supply:
  51     description:
  52       Phandle to 1.2V regulator supply to PHY refclk pll block.
  53
  54 required:
  55   - compatible
  56   - reg
  57   - "#phy-cells"
  58   - clocks
  59   - clock-names
  60   - vdd-supply
  61   - vdda12-supply
  62   - resets
  63
  64 additionalProperties: false
  65
  66 examples:
  67   - |
  68     #include <dt-bindings/clock/qcom,sm8550-gcc.h>
  69     #include <dt-bindings/clock/qcom,rpmh.h>
  70     #include <dt-bindings/clock/qcom,sm8550-tcsr.h>
  71
  72     usb_1_hsphy: phy@88e3000 {
  73         compatible = "qcom,sm8550-snps-eusb2-phy";
  74         reg = <0x88e3000 0x154>;
  75         #phy-cells = <0>;
  76
  77         clocks = <&tcsrcc TCSR_USB2_CLKREF_EN>;
  78         clock-names = "ref";
  79
  80         vdd-supply = <&vreg_l1e_0p88>;
  81         vdda12-supply = <&vreg_l3e_1p2>;
  82
  83         resets = <&gcc GCC_QUSB2PHY_PRIM_BCR>;
  84     };