[PATCH v1 1/9] of: Add NVIDIA Tegra XUSB mailbox binding
From: Andrew Bresticker <hidden>
Date: 2014-06-18 06:16:38
Also in:
linux-arm-kernel, linux-tegra, lkml
Subsystem:
mailbox api, open firmware and flattened device tree bindings, the rest · Maintainers:
Jassi Brar, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
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 <redacted> --- .../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