diff options
Diffstat (limited to 'Documentation/devicetree/bindings/mailbox')
4 files changed, 7 insertions, 71 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/allwinner,sun6i-a31-msgbox.yaml b/Documentation/devicetree/bindings/mailbox/allwinner,sun6i-a31-msgbox.yaml index 87d31963c1b7..f58b0d412186 100644 --- a/Documentation/devicetree/bindings/mailbox/allwinner,sun6i-a31-msgbox.yaml +++ b/Documentation/devicetree/bindings/mailbox/allwinner,sun6i-a31-msgbox.yaml @@ -17,9 +17,6 @@ description: | hold four 32-bit messages; when a FIFO is full, clients must wait before attempting more transmissions. - Refer to ./mailbox.txt for generic information about mailbox device-tree - bindings. - properties: compatible: oneOf: diff --git a/Documentation/devicetree/bindings/mailbox/altera-mailbox.txt b/Documentation/devicetree/bindings/mailbox/altera-mailbox.txt index c4dd93f1fed2..87749d251f09 100644 --- a/Documentation/devicetree/bindings/mailbox/altera-mailbox.txt +++ b/Documentation/devicetree/bindings/mailbox/altera-mailbox.txt @@ -31,12 +31,12 @@ Example: Mailbox client =============== -"mboxes" and the optional "mbox-names" (please see -Documentation/devicetree/bindings/mailbox/mailbox.txt for details). Each value -of the mboxes property should contain a phandle to the mailbox controller -device node and second argument is the channel index. It must be 0 (hardware -support only one channel).The equivalent "mbox-names" property value can be -used to give a name to the communication channel to be used by the client user. +The common mailbox binding properties "mboxes" and the optional "mbox-names" +can be used. Each value of the mboxes property should contain a phandle to +the mailbox controller device node and second argument is the channel index. +It must be 0 (hardware support only one channel). The equivalent "mbox-names" +property value can be used to give a name to the communication channel to be +used by the client user. Example: mclient0: mclient0@400 { diff --git a/Documentation/devicetree/bindings/mailbox/mailbox.txt b/Documentation/devicetree/bindings/mailbox/mailbox.txt deleted file mode 100644 index af8ecee2ac68..000000000000 --- a/Documentation/devicetree/bindings/mailbox/mailbox.txt +++ /dev/null @@ -1,60 +0,0 @@ -* 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. -- shmem : List of phandle pointing to the shared memory(SHM) area between the - users of these mailboxes for IPC, one for each mailbox. This shared - memory can be part of any memory reserved for the purpose of this - communication between the mailbox client and the remote. - - -Example: - pwr_cntrl: power { - ... - mbox-names = "pwr-ctrl", "rpc"; - mboxes = <&mailbox 0 &mailbox 1>; - }; - -Example with shared memory(shmem): - - sram: sram@50000000 { - compatible = "mmio-sram"; - reg = <0x50000000 0x10000>; - - #address-cells = <1>; - #size-cells = <1>; - ranges = <0 0x50000000 0x10000>; - - cl_shmem: shmem@0 { - compatible = "client-shmem"; - reg = <0x0 0x200>; - }; - }; - - client@2e000000 { - ... - mboxes = <&mailbox 0>; - shmem = <&cl_shmem>; - .. - }; diff --git a/Documentation/devicetree/bindings/mailbox/ti,omap-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/ti,omap-mailbox.yaml index 8504ceb64806..7e3b7b68841c 100644 --- a/Documentation/devicetree/bindings/mailbox/ti,omap-mailbox.yaml +++ b/Documentation/devicetree/bindings/mailbox/ti,omap-mailbox.yaml @@ -53,8 +53,7 @@ description: | ============== A device needing to communicate with a target processor device should specify them using the common mailbox binding properties, "mboxes" and the optional - "mbox-names" (please see Documentation/devicetree/bindings/mailbox/mailbox.txt - for details). Each value of the mboxes property should contain a phandle to + "mbox-names". Each value of the mboxes property should contain a phandle to the mailbox controller device node and an args specifier that will be the phandle to the intended sub-mailbox child node to be used for communication. The equivalent "mbox-names" property value can be used to give a name to the |