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- Tegra SOC USB controllers
- The device node for a USB controller that is part of a Tegra
- SOC is as described in the document "Open Firmware Recommended
- Practice : Universal Serial Bus" with the following modifications
- and additions :
- Required properties :
- - compatible : Should be "nvidia,tegra20-ehci" for USB controllers
- used in host mode.
- - phy_type : Should be one of "ulpi" or "utmi".
- - nvidia,vbus-gpio : If present, specifies a gpio that needs to be
- activated for the bus to be powered.
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