1Tegra SOC USB controllers
2
3The device node for a USB controller that is part of a Tegra
4SOC is as described in the document "Open Firmware Recommended
5Practice : Universal Serial Bus" with the following modifications
6and additions :
7
8Required properties :
9 - compatible : Should be "nvidia,tegra20-ehci".
10 - nvidia,phy : phandle of the PHY that the controller is connected to.
11 - clocks : Must contain one entry, for the module clock.
12   See ../clocks/clock-bindings.txt for details.
13 - resets : Must contain an entry for each entry in reset-names.
14   See ../reset/reset.txt for details.
15 - reset-names : Must include the following entries:
16   - usb
17
18Optional properties:
19 - nvidia,needs-double-reset : boolean is to be set for some of the Tegra20
20   USB ports, which need reset twice due to hardware issues.
21