mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-10-03 12:52:07 +00:00
14 lines
503 B
Text
14 lines
503 B
Text
|
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.
|