[U-Boot] Atmel AT91 USB Device Controller Driver

[Remy Bohmer]

Hello Fabio,

2009/2/10 Fabio Porcedda <fabio.porcedda at gmail.com>:
> Hi all,
>
> I would like to use an USB Console with an AT91SAM9260 microcontroller,
> so I've read that the usb device driver and the serial over usb driver
> should be enabled:
>
> #define CONFIG_USB_DEVICE
> #define CONFIG_USB_TTY
> #define CFG_CONSOLE_IS_IN_ENV
>
> the support for the Serial over USB is already present
> (/drivers/serial/usbtty.c),
> but i need the USB Device Controller Driver for the Atmel AT91 family,
> a sort of /drivers/usb/usbdcore_at91.c...
>
> Before starting to write (or to port from linux) the driver on my own,
> I ask you if someone has already done this kind of work.


You might take a look at the U-boot-usb git tree, especially the cdc branch.
It contains everything to get the at91udc driver to work in U-boot.

Kind Regards,

Remy