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/net/mdio-mux-multiplexer.yaml

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    1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/net/mdio-mux-multiplexer.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Properties for an MDIO bus multiplexer consumer device
    8 
    9 maintainers:
   10   - Andrew Lunn <andrew@lunn.ch>
   11 
   12 description: |+
   13   This is a special case of MDIO mux when MDIO mux is defined as a consumer
   14   of a mux producer device. The mux producer can be of any type like mmio mux
   15   producer, gpio mux producer or generic register based mux producer.
   16 
   17 
   18 allOf:
   19   - $ref: /schemas/net/mdio-mux.yaml#
   20 
   21 properties:
   22   compatible:
   23     const: mdio-mux-multiplexer
   24 
   25   mux-controls:
   26     maxItems: 1
   27 
   28 required:
   29   - compatible
   30   - mux-controls
   31 
   32 unevaluatedProperties: false
   33 
   34 examples:
   35   - |
   36     mux: mux-controller { // Mux Producer
   37         compatible = "reg-mux";
   38         #mux-control-cells = <1>;
   39         mux-reg-masks = <0x54 0xf8>, /* 0: reg 0x54, bits 7:3 */
   40                         <0x54 0x07>; /* 1: reg 0x54, bits 2:0 */
   41     };
   42 
   43     mdio-mux-1 { // Mux consumer
   44         compatible = "mdio-mux-multiplexer";
   45         mux-controls = <&mux 0>;
   46         mdio-parent-bus = <&emdio1>;
   47         #address-cells = <1>;
   48         #size-cells = <0>;
   49 
   50         mdio@0 {
   51             reg = <0x0>;
   52             #address-cells = <1>;
   53             #size-cells = <0>;
   54         };
   55 
   56         mdio@8 {
   57             reg = <0x8>;
   58             #address-cells = <1>;
   59             #size-cells = <0>;
   60         };
   61     };
   62 
   63     mdio-mux-2 { // Mux consumer
   64         compatible = "mdio-mux-multiplexer";
   65         mux-controls = <&mux 1>;
   66         mdio-parent-bus = <&emdio2>;
   67         #address-cells = <1>;
   68         #size-cells = <0>;
   69 
   70         mdio@0 {
   71             reg = <0x0>;
   72             #address-cells = <1>;
   73             #size-cells = <0>;
   74         };
   75 
   76         mdio@1 {
   77             reg = <0x1>;
   78             #address-cells = <1>;
   79             #size-cells = <0>;
   80         };
   81     };
   82 ...

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