Add device-tree bindings for the Tegra XUSB mailbox which will be used for communication between the Tegra XHCI controller and the host. Signed-off-by: Andrew Bresticker <abrestic@xxxxxxxxxxxx> --- .../bindings/mailbox/nvidia,tegra124-xusb-mbox.txt | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/nvidia,tegra124-xusb-mbox.txt diff --git a/Documentation/devicetree/bindings/mailbox/nvidia,tegra124-xusb-mbox.txt b/Documentation/devicetree/bindings/mailbox/nvidia,tegra124-xusb-mbox.txt new file mode 100644 index 0000000..c1833e5 --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/nvidia,tegra124-xusb-mbox.txt @@ -0,0 +1,25 @@ +NVIDIA Tegra XUSB mailbox +========================= + +The Tegra XUSB mailbox is used by the Tegra XHCI controller's firmware to +communicate with the host. + +Required properties: +-------------------- + - compatible: Should be "nvidia,tegra124-xusb-mbox". + - reg: Address and length of the XUSB FPCI registers. + - interrupts: XUSB mailbox interrupt. + +Example: +-------- + mbox: mailbox@0,70098000 { + compatible = "nvidia,tegra124-xusb-mbox"; + reg = <0x0 0x70098000 0x0 0x1000>; + interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>; + }; + + usb@0,70090000 { + ... + nvidia,xusb-mbox = <&mbox>; + ... + }; -- 2.0.0.526.g5318336 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html