nvidia,tegra20-ehci.txt 809 B

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  1. Tegra SOC USB controllers
  2. The device node for a USB controller that is part of a Tegra
  3. SOC is as described in the document "Open Firmware Recommended
  4. Practice : Universal Serial Bus" with the following modifications
  5. and additions :
  6. Required properties :
  7. - compatible : Should be "nvidia,tegra20-ehci".
  8. - nvidia,phy : phandle of the PHY that the controller is connected to.
  9. - clocks : Must contain one entry, for the module clock.
  10. See ../clocks/clock-bindings.txt for details.
  11. - resets : Must contain an entry for each entry in reset-names.
  12. See ../reset/reset.txt for details.
  13. - reset-names : Must include the following entries:
  14. - usb
  15. Optional properties:
  16. - nvidia,needs-double-reset : boolean is to be set for some of the Tegra20
  17. USB ports, which need reset twice due to hardware issues.