kernel/Documentation/devicetree/bindings/clock/renesas,r8a7778-cpg-clocks.txt

   1 * Renesas R8A7778 Clock Pulse Generator (CPG)
   2
   3 The CPG generates core clocks for the R8A7778. It includes two PLLs and
   4 several fixed ratio dividers
   5
   6 Required Properties:
   7
   8   - compatible: Must be "renesas,r8a7778-cpg-clocks"
   9   - reg: Base address and length of the memory resource used by the CPG
  10   - #clock-cells: Must be 1
  11   - clock-output-names: The names of the clocks. Supported clocks are
  12     "plla", "pllb", "b", "out", "p", "s", and "s1".
  13
  14
  15 Example
  16 -------
  17
  18         cpg_clocks: cpg_clocks@ffc80000 {
  19                 compatible = "renesas,r8a7778-cpg-clocks";
  20                 reg = <0xffc80000 0x80>;
  21                 #clock-cells = <1>;
  22                 clocks = <&extal_clk>;
  23                 clock-output-names = "plla", "pllb", "b",
  24                                      "out", "p", "s", "s1";
  25         };