rk: revert to v3.10
[firefly-linux-kernel-4.4.55.git] / Documentation / devicetree / bindings / mailbox / mailbox.txt
diff --git a/Documentation/devicetree/bindings/mailbox/mailbox.txt b/Documentation/devicetree/bindings/mailbox/mailbox.txt
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-* Generic Mailbox Controller and client driver bindings
-
-Generic binding to provide a way for Mailbox controller drivers to
-assign appropriate mailbox channel to client drivers.
-
-* Mailbox Controller
-
-Required property:
-- #mbox-cells: Must be at least 1. Number of cells in a mailbox
-               specifier.
-
-Example:
-       mailbox: mailbox {
-               ...
-               #mbox-cells = <1>;
-       };
-
-
-* Mailbox Client
-
-Required property:
-- mboxes: List of phandle and mailbox channel specifiers.
-
-Optional property:
-- mbox-names: List of identifier strings for each mailbox channel
-               required by the client. The use of this property
-               is discouraged in favor of using index in list of
-               'mboxes' while requesting a mailbox. Instead the
-               platforms may define channel indices, in DT headers,
-               to something legible.
-
-Example:
-       pwr_cntrl: power {
-               ...
-               mbox-names = "pwr-ctrl", "rpc";
-               mboxes = <&mailbox 0
-                       &mailbox 1>;
-       };