[ECOS] AT91SAM and I2C

Andrew Lunn andrew@lunn.ch
Sun Jan 6 21:12:00 GMT 2008

On Sun, Jan 06, 2008 at 11:01:51PM +0200, Jan Jacobs wrote:
> Hi All,
> I need an I2C (TWI) driver for the AT91SAM7X. I have started doing 
> something, but want to find out if somebody has done one or has any advice?

I think somebody is working on such a driver. It was mentioned last
month. Take a look in the mail archive.

> Secondly, I think there might be a flaw with the I2C IO package.
> If the device you communication to does not use internal addressing (RTC, 
> Sensor, etc) then the I2C IO API works.
> If the device requires internal addressing (EEPROM) I do not see how that 
> gets conveyed via the I2C IO API?

I don't really follow. Do you want to make it look like the EEPROM is
memory mapped?


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