Documentation/devicetree/bindings/clock/qcom,spmi-clkdiv.txt

   1 Qualcomm Technologies, Inc. SPMI PMIC clock divider (clkdiv)
   2
   3 clkdiv configures the clock frequency of a set of outputs on the PMIC.
   4 These clocks are typically wired through alternate functions on
   5 gpio pins.
   6
   7 =======================
   8 Properties
   9 =======================
  10
  11 - compatible
  12         Usage:      required
  13         Value type: <string>
  14         Definition: must be "qcom,spmi-clkdiv".
  15
  16 - reg
  17         Usage:      required
  18         Value type: <prop-encoded-array>
  19         Definition: base address of CLKDIV peripherals.
  20
  21 - qcom,num-clkdivs
  22         Usage:      required
  23         Value type: <u32>
  24         Definition: number of CLKDIV peripherals.
  25
  26 - clocks:
  27         Usage: required
  28         Value type: <prop-encoded-array>
  29         Definition: reference to the xo clock.
  30
  31 - clock-names:
  32         Usage: required
  33         Value type: <stringlist>
  34         Definition: must be "xo".
  35
  36 - #clock-cells:
  37         Usage: required
  38         Value type: <u32>
  39         Definition: shall contain 1.
  40
  41 =======
  42 Example
  43 =======
  44
  45 pm8998_clk_divs: clock-controller@5b00 {
  46         compatible = "qcom,spmi-clkdiv";
  47         reg = <0x5b00>;
  48         #clock-cells = <1>;
  49         qcom,num-clkdivs = <3>;
  50         clocks = <&xo_board>;
  51         clock-names = "xo";
  52
  53         assigned-clocks = <&pm8998_clk_divs 1>,
  54                           <&pm8998_clk_divs 2>,
  55                           <&pm8998_clk_divs 3>;
  56         assigned-clock-rates = <9600000>,
  57                                <9600000>,
  58                                <9600000>;
  59 };