soc-ac97link.txt

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    1 AC97 link bindings
    2 
    3 These bindings can be included within any other device node.
    4 
    5 Required properties:
    6  - pinctrl-names: Has to contain following states to setup the correct
    7    pinmuxing for the used gpios:
    8         "ac97-running": AC97-link is active
    9         "ac97-reset": AC97-link reset state
   10         "ac97-warm-reset": AC97-link warm reset state
   11  - ac97-gpios: List of gpio phandles with args in the order ac97-sync,
   12    ac97-sdata, ac97-reset
   13 
   14 
   15 Example:
   16 
   17 ssi {
   18         ...
   19 
   20         pinctrl-names = "default", "ac97-running", "ac97-reset", "ac97-warm-reset";
   21         pinctrl-0 = <&ac97link_running>;
   22         pinctrl-1 = <&ac97link_running>;
   23         pinctrl-2 = <&ac97link_reset>;
   24         pinctrl-3 = <&ac97link_warm_reset>;
   25         ac97-gpios = <&gpio3 20 0 &gpio3 22 0 &gpio3 28 0>;
   26 
   27         ...
   28 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/sound/soc-ac97link.txt

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/sound/soc-ac97link.txt