The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/mfd/x-powers,ac100.yaml

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    1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: "http://devicetree.org/schemas/mfd/x-powers,ac100.yaml#"
    5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
    6 
    7 title: X-Powers AC100 Device Tree Bindings
    8 
    9 maintainers:
   10   - Chen-Yu Tsai <wens@csie.org>
   11 
   12 properties:
   13   compatible:
   14     const: x-powers,ac100
   15 
   16   reg:
   17     maxItems: 1
   18 
   19   codec:
   20     type: object
   21 
   22     properties:
   23       "#clock-cells":
   24         const: 0
   25 
   26       compatible:
   27         const: x-powers,ac100-codec
   28 
   29       interrupts:
   30         maxItems: 1
   31 
   32       clock-output-names:
   33         maxItems: 1
   34         description: >
   35           Name of the 4M_adda clock exposed by the codec
   36 
   37     required:
   38       - "#clock-cells"
   39       - compatible
   40       - interrupts
   41       - clock-output-names
   42 
   43     additionalProperties: false
   44 
   45   rtc:
   46     type: object
   47 
   48     properties:
   49       "#clock-cells":
   50         const: 1
   51 
   52       compatible:
   53         const: x-powers,ac100-rtc
   54 
   55       interrupts:
   56         maxItems: 1
   57 
   58       clocks:
   59         maxItems: 1
   60         description: >
   61            A phandle to the codec's "4M_adda" clock
   62 
   63       clock-output-names:
   64         maxItems: 3
   65         description: >
   66           Name of the cko1, cko2 and cko3 clocks exposed by the codec
   67 
   68     required:
   69       - "#clock-cells"
   70       - compatible
   71       - interrupts
   72       - clocks
   73       - clock-output-names
   74 
   75     additionalProperties: false
   76 
   77 required:
   78   - compatible
   79   - reg
   80   - codec
   81   - rtc
   82 
   83 additionalProperties: false
   84 
   85 examples:
   86   - |
   87     #include <dt-bindings/interrupt-controller/irq.h>
   88 
   89     rsb {
   90         #address-cells = <1>;
   91         #size-cells = <0>;
   92 
   93         codec@e89 {
   94             compatible = "x-powers,ac100";
   95             reg = <0xe89>;
   96 
   97             ac100_codec: codec {
   98                 compatible = "x-powers,ac100-codec";
   99                 interrupt-parent = <&r_pio>;
  100                 interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
  101                 #clock-cells = <0>;
  102                 clock-output-names = "4M_adda";
  103             };
  104 
  105             ac100_rtc: rtc {
  106                 compatible = "x-powers,ac100-rtc";
  107                 interrupt-parent = <&nmi_intc>;
  108                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
  109                 clocks = <&ac100_codec>;
  110                 #clock-cells = <1>;
  111                 clock-output-names = "cko1_rtc", "cko2_rtc", "cko3_rtc";
  112             };
  113         };
  114     };
  115 
  116 ...

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