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Documentation / devicetree / bindings / usb / usb3503.txt




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Based on kernel version 3.13. Page generated on 2014-01-20 22:02 EST.

1	SMSC USB3503 High-Speed Hub Controller
2	
3	Required properties:
4	- compatible: Should be "smsc,usb3503" or "smsc,usb3503a".
5	
6	Optional properties:
7	- reg: Specifies the i2c slave address, it is required and should be 0x08
8	       if I2C is used.
9	- connect-gpios: Should specify GPIO for connect.
10	- disabled-ports: Should specify the ports unused.
11		'1' or '2' or '3' are availe for this property to describe the port
12		number. 1~3 property values are possible to be desribed.
13		Do not describe this property if all ports have to be enabled.
14	- intn-gpios: Should specify GPIO for interrupt.
15	- reset-gpios: Should specify GPIO for reset.
16	- initial-mode: Should specify initial mode.
17	                (1 for HUB mode, 2 for STANDBY mode)
18	
19	Examples:
20		usb3503@08 {
21			compatible = "smsc,usb3503";
22			reg = <0x08>;
23			connect-gpios = <&gpx3 0 1>;
24			disabled-ports = <2 3>;
25			intn-gpios = <&gpx3 4 1>;
26			reset-gpios = <&gpx3 5 1>;
27			initial-mode = <1>;
28		};
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