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Documentation / devicetree / bindings / usb / dwc2.txt




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Based on kernel version 4.9. Page generated on 2016-12-21 14:33 EST.

1	Platform DesignWare HS OTG USB 2.0 controller
2	-----------------------------------------------------
3	
4	Required properties:
5	- compatible : One of:
6	  - brcm,bcm2835-usb: The DWC2 USB controller instance in the BCM2835 SoC.
7	  - hisilicon,hi6220-usb: The DWC2 USB controller instance in the hi6220 SoC.
8	  - rockchip,rk3066-usb: The DWC2 USB controller instance in the rk3066 Soc;
9	  - "rockchip,rk3188-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3188 Soc;
10	  - "rockchip,rk3288-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3288 Soc;
11	  - "lantiq,arx100-usb": The DWC2 USB controller instance in Lantiq ARX SoCs;
12	  - "lantiq,xrx200-usb": The DWC2 USB controller instance in Lantiq XRX SoCs;
13	  - "amlogic,meson8b-usb": The DWC2 USB controller instance in Amlogic Meson8b SoCs;
14	  - "amlogic,meson-gxbb-usb": The DWC2 USB controller instance in Amlogic S905 SoCs;
15	  - snps,dwc2: A generic DWC2 USB controller with default parameters.
16	- reg : Should contain 1 register range (address and length)
17	- interrupts : Should contain 1 interrupt
18	- clocks: clock provider specifier
19	- clock-names: shall be "otg"
20	Refer to clk/clock-bindings.txt for generic clock consumer properties
21	
22	Optional properties:
23	- phys: phy provider specifier
24	- phy-names: shall be "usb2-phy"
25	Refer to phy/phy-bindings.txt for generic phy consumer properties
26	- dr_mode: shall be one of "host", "peripheral" and "otg"
27	  Refer to usb/generic.txt
28	- g-use-dma: enable dma usage in gadget driver.
29	- g-rx-fifo-size: size of rx fifo size in gadget mode.
30	- g-np-tx-fifo-size: size of non-periodic tx fifo size in gadget mode.
31	- g-tx-fifo-size: size of periodic tx fifo per endpoint (except ep0) in gadget mode.
32	
33	Example:
34	
35	        usb@101c0000 {
36	                compatible = "ralink,rt3050-usb, snps,dwc2";
37	                reg = <0x101c0000 40000>;
38	                interrupts = <18>;
39			clocks = <&usb_otg_ahb_clk>;
40			clock-names = "otg";
41			phys = <&usbphy>;
42			phy-names = "usb2-phy";
43	        };
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