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     1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/clock/renesas,cpg-div6-clock.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Renesas CPG DIV6 Clock
    8 
    9 maintainers:
   10   - Geert Uytterhoeven <geert+renesas@glider.be>
   11 
   12 description:
   13   The CPG DIV6 clocks are variable factor clocks provided by the Clock Pulse
   14   Generator (CPG). Their clock input is divided by a configurable factor from 1
   15   to 64.
   16 
   17 properties:
   18   compatible:
   19     items:
   20       - enum:
   21           - renesas,r8a73a4-div6-clock # R-Mobile APE6
   22           - renesas,r8a7740-div6-clock # R-Mobile A1
   23           - renesas,sh73a0-div6-clock  # SH-Mobile AG5
   24       - const: renesas,cpg-div6-clock
   25 
   26   reg:
   27     maxItems: 1
   28 
   29   clocks:
   30     oneOf:
   31       - maxItems: 1
   32       - maxItems: 4
   33       - maxItems: 8
   34     description:
   35       For clocks with multiple parents, invalid settings must be specified as
   36       "<0>".
   37 
   38   '#clock-cells':
   39     const: 0
   40 
   41   clock-output-names: true
   42 
   43 required:
   44   - compatible
   45   - reg
   46   - clocks
   47   - '#clock-cells'
   48 
   49 additionalProperties: false
   50 
   51 examples:
   52   - |
   53     #include <dt-bindings/clock/r8a73a4-clock.h>
   54 
   55     cpg_clocks: cpg_clocks@e6150000 {
   56             compatible = "renesas,r8a73a4-cpg-clocks";
   57             reg = <0xe6150000 0x10000>;
   58             clocks = <&extal1_clk>, <&extal2_clk>;
   59             #clock-cells = <1>;
   60             clock-output-names = "main", "pll0", "pll1", "pll2",
   61                                   "pll2s", "pll2h", "z", "z2",
   62                                   "i", "m3", "b", "m1", "m2",
   63                                   "zx", "zs", "hp";
   64     };
   65 
   66     sdhi2_clk: sdhi2_clk@e615007c {
   67             compatible = "renesas,r8a73a4-div6-clock", "renesas,cpg-div6-clock";
   68             reg = <0xe615007c 4>;
   69             clocks = <&pll1_div2_clk>, <&cpg_clocks R8A73A4_CLK_PLL2S>, <0>,
   70                      <&extal2_clk>;
   71             #clock-cells = <0>;
   72     };
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