[maemo-developers] [maemo-developers] examining n800 kernel

From: Jakub.Pavelek at nokia.com Jakub.Pavelek at nokia.com
Date: Wed Jan 17 11:17:52 EET 2007
>> I've been looking at the n800 kernel source in bora repository to 
>> figure out what n800 is like comparing to the n770. Here is 
>a summary 
>> of some things I found. As I don't have the device I may be 
>wrong with 
>> something that could be easily verified.
>> kernel is 2.6.18-omap1 - everybody probably knows that :-)
>> USB
>> Seems to be 2.0, capable of high speed mode (480MBits), chip is 
>> TUSB6010 by TI. No usb host mode is compiled in the kernel. Usb host 
>> mode support was also removed from initfs (usb booting) so 
>this may look bad.
>  Looking at the "shiny brochure"-level documentation for the 
>TUSB6010 it looks like it has full support for USB-OTG, 
>including a 5V charge pump for driving peripheral devices.  
>Whether or not it's possible to write support for it due to 
>available documentation is another matter.
> I really wish Nokia would step forward and do it since it 
>looks like it could be perfect for host-mode.
>  Thanks for doing the kernel writeup!


AFAIK there is no USB-OTG in N800. The connector (HW) does not handle it
so no effort spent in the kernel either.



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