mirror of
https://github.com/torvalds/linux.git
synced 2024-12-18 09:02:17 +00:00
c27317c0ed
For now they are a minimal binding. It needs to be amended with vendor-specific settings for phy setup and link tuning, etc. v2: Added bindings specification and phy_type properties Signed-off-by: Olof Johansson <olof@lixom.net> Acked-by: Grant Likely <grant.likely@secretlab.ca> Acked-by: Stephen Warren <swarren@nvidia.com>
14 lines
503 B
Plaintext
14 lines
503 B
Plaintext
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.
|