* 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: - mbox: List of phandle and mailbox channel specifier. - mbox-names: List of identifier strings for each mailbox channel required by the client. Example: pwr_cntrl: power { ... mbox-names = "pwr-ctrl", "rpc"; mbox = <&mailbox 0 &mailbox 1>; };