This adds device tree binding documentation for the rWTM BIU mailbox driver on the Armada 37xx SOC (EspressoBin, Turris Mox). Signed-off-by: Marek Behún <marek.behun@xxxxxx> Cc: Rob Herring <robh+dt@xxxxxxxxxx> Cc: devicetree@xxxxxxxxxxxxxxx --- .../mailbox/armada-37xx-rwtm-mailbox.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/armada-37xx-rwtm-mailbox.txt diff --git a/Documentation/devicetree/bindings/mailbox/armada-37xx-rwtm-mailbox.txt b/Documentation/devicetree/bindings/mailbox/armada-37xx-rwtm-mailbox.txt new file mode 100644 index 000000000000..2d182d61eb3f --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/armada-37xx-rwtm-mailbox.txt @@ -0,0 +1,16 @@ +* rWTM BIU Mailbox driver for Armada 37xx + +Required properties: +- compatible : must be "marvell,armada-37xx-rwtm-mailbox" +- reg : physical base address of the mailbox and length of memory mapped + region +- interrupts: the IRQ line for the mailbox +- #mbox-cells: must be 1 + +Example: + rwtm: mailbox@b0000 { + compatible = "marvell,armada-37xx-rwtm-mailbox"; + reg = <0xb0000 0x100>; + interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>; + #mbox-cells = <1>; + }; -- 2.18.1