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doc: binding: Add clock support
[zynq/linux.git] / Documentation / devicetree / bindings / usb / udc-xilinx.txt
1 Xilinx USB2 device controller
2
3 Required properties:
4 - compatible            : Should be "xlnx,usb2-device-4.00.a"
5 - reg                   : Physical base address and size of the USB2
6                           device registers map.
7 - interrupts            : Should contain single irq line of USB2 device
8                           controller
9 - xlnx,has-builtin-dma  : If DMA is included
10
11 Optional properties:
12 - clock-names           : Should be  "s_axi_aclk"
13 - clocks                : Input clock specifier. Refer to common clock bindings.
14
15 Example:
16                 axi-usb2-device@42e00000 {
17                         compatible = "xlnx,usb2-device-4.00.a";
18                         interrupts = <0x0 0x39 0x1>;
19                         reg = <0x42e00000 0x10000>;
20                         xlnx,has-builtin-dma;
21                 };