mirror of https://gitee.com/openkylin/linux.git
21 lines
809 B
Plaintext
21 lines
809 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".
|
|
- nvidia,phy : phandle of the PHY that the controller is connected to.
|
|
- clocks : Must contain one entry, for the module clock.
|
|
See ../clocks/clock-bindings.txt for details.
|
|
- resets : Must contain an entry for each entry in reset-names.
|
|
See ../reset/reset.txt for details.
|
|
- reset-names : Must include the following entries:
|
|
- usb
|
|
|
|
Optional properties:
|
|
- nvidia,needs-double-reset : boolean is to be set for some of the Tegra20
|
|
USB ports, which need reset twice due to hardware issues.
|