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Diffstat (limited to 'Documentation/devicetree/bindings/mailbox/sti-mailbox.txt')
-rw-r--r-- | Documentation/devicetree/bindings/mailbox/sti-mailbox.txt | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/sti-mailbox.txt b/Documentation/devicetree/bindings/mailbox/sti-mailbox.txt deleted file mode 100644 index 351f612673fc..000000000000 --- a/Documentation/devicetree/bindings/mailbox/sti-mailbox.txt +++ /dev/null @@ -1,51 +0,0 @@ -ST Microelectronics Mailbox Driver - -Each ST Mailbox IP currently consists of 4 instances of 32 channels. Messages -are passed between Application and Remote processors using shared memory. - -Controller ----------- - -Required properties: -- compatible : Should be "st,stih407-mailbox" -- reg : Offset and length of the device's register set -- mbox-name : Name of the mailbox -- #mbox-cells: : Must be 2 - <&phandle instance channel direction> - phandle : Label name of controller - instance : Instance number - channel : Channel number - -Optional properties -- interrupts : Contains the IRQ line for a Rx mailbox - -Example: - -mailbox0: mailbox@0 { - compatible = "st,stih407-mailbox"; - reg = <0x08f00000 0x1000>; - interrupts = <GIC_SPI 1 IRQ_TYPE_NONE>; - #mbox-cells = <2>; - mbox-name = "a9"; -}; - -Client ------- - -Required properties: -- compatible : Many (See the client docs) -- reg : Shared (between Application and Remote) memory address -- mboxes : Standard property to specify a Mailbox (See ./mailbox.txt) - Cells must match 'mbox-cells' (See Controller docs above) - -Optional properties -- mbox-names : Name given to channels seen in the 'mboxes' property. - -Example: - -mailbox_test { - compatible = "mailbox-test"; - reg = <0x[shared_memory_address], [shared_memory_size]>; - mboxes = <&mailbox2 0 1>, <&mailbox0 2 1>; - mbox-names = "tx", "rx"; -}; |