Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt

   1 Qualcomm's USB HSIC PHY
   2
   3 PROPERTIES
   4
   5 - compatible:
   6     Usage: required
   7     Value type: <string>
   8     Definition: Should contain "qcom,usb-hsic-phy" and more specifically one of the
   9                 following:
  10
  11                         "qcom,usb-hsic-phy-mdm9615"
  12                         "qcom,usb-hsic-phy-msm8974"
  13
  14 - #phy-cells:
  15     Usage: required
  16     Value type: <u32>
  17     Definition: Should contain 0
  18
  19 - clocks:
  20     Usage: required
  21     Value type: <prop-encoded-array>
  22     Definition: Should contain clock specifier for phy, calibration and
  23                 a calibration sleep clock
  24
  25 - clock-names:
  26     Usage: required
  27     Value type: <stringlist>
  28     Definition: Should contain "phy, "cal" and "cal_sleep"
  29
  30 - pinctrl-names:
  31     Usage: required
  32     Value type: <stringlist>
  33     Definition: Should contain "init" and "default" in that order
  34
  35 - pinctrl-0:
  36     Usage: required
  37     Value type: <prop-encoded-array>
  38     Definition: List of pinctrl settings to apply to keep HSIC pins in a glitch
  39                 free state
  40
  41 - pinctrl-1:
  42     Usage: required
  43     Value type: <prop-encoded-array>
  44     Definition: List of pinctrl settings to apply to mux out the HSIC pins
  45
  46 EXAMPLE
  47
  48 usb-controller {
  49         ulpi {
  50                 phy {
  51                         compatible = "qcom,usb-hsic-phy-msm8974",
  52                                      "qcom,usb-hsic-phy";
  53                         #phy-cells = <0>;
  54                         pinctrl-names = "init", "default";
  55                         pinctrl-0 = <&hsic_sleep>;
  56                         pinctrl-1 = <&hsic_default>;
  57                         clocks = <&gcc GCC_USB_HSIC_CLK>,
  58                                  <&gcc GCC_USB_HSIC_IO_CAL_CLK>,
  59                                  <&gcc GCC_USB_HSIC_IO_CAL_SLEEP_CLK>;
  60                         clock-names = "phy", "cal", "cal_sleep";
  61                         assigned-clocks = <&gcc GCC_USB_HSIC_IO_CAL_CLK>;
  62                         assigned-clock-rates = <960000>;
  63                 };
  64         };
  65 };