1 Tegra SOC USB controllers
3 The device node for a USB controller that is part of a Tegra
4 SOC is as described in the document "Open Firmware Recommended
5 Practice : Universal Serial Bus" with the following modifications
9 - compatible : For Tegra20, must contain "nvidia,tegra20-ehci".
10 For Tegra30, must contain "nvidia,tegra30-ehci". Otherwise, must contain
11 "nvidia,<chip>-ehci" plus at least one of the above, where <chip> is
12 tegra114, tegra124, tegra132, or tegra210.
13 - nvidia,phy : phandle of the PHY that the controller is connected to.
14 - clocks : Must contain one entry, for the module clock.
15 See ../clocks/clock-bindings.txt for details.
16 - resets : Must contain an entry for each entry in reset-names.
17 See ../reset/reset.txt for details.
18 - reset-names : Must include the following entries:
22 - nvidia,needs-double-reset : boolean is to be set for some of the Tegra20
23 USB ports, which need reset twice due to hardware issues.