The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)

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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/usb/nvidia,tegra20-ehci.txt

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
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    1 Tegra SOC USB controllers
    2 
    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
    6 and additions :
    7 
    8 Required properties :
    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:
   19    - usb
   20 
   21 Optional properties:
   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.

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