From mboxrd@z Thu Jan 1 00:00:00 1970 From: abrestic@chromium.org (Andrew Bresticker) Date: Tue, 17 Jun 2014 23:16:12 -0700 Subject: [PATCH v1 1/9] of: Add NVIDIA Tegra XUSB mailbox binding In-Reply-To: <1403072180-4944-1-git-send-email-abrestic@chromium.org> References: <1403072180-4944-1-git-send-email-abrestic@chromium.org> Message-ID: <1403072180-4944-2-git-send-email-abrestic@chromium.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- .../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 at 0,70098000 { + compatible = "nvidia,tegra124-xusb-mbox"; + reg = <0x0 0x70098000 0x0 0x1000>; + interrupts = ; + }; + + usb at 0,70090000 { + ... + nvidia,xusb-mbox = <&mbox>; + ... + }; -- 2.0.0.526.g5318336