[i2c] AT91 bus driver loses data

Ronny Nilsson rln-i2c at arbetsmyra.dyndns.org
Mon Feb 19 00:57:33 CET 2007


Hi Mark

> Large transfers still do not necessarily imply that you need maximum
> bandwidth. I don't know the specific requirements of your
> application, nor do we know the requirements of any other users.
>
> With all of the above in mind, I suggest:
>
> 1) The I2C bus speed should be tunable, by a sysfs file *and* a
> module param.


That's good. A question though, can/should the sysfs support be made 
"generic", as a part of the core I2C layer? Or should each bussdriver 
handle it on its own? I guess many bussdrivers would like the same type 
of tunables (clockspeed, timeouts, delays).

BR
/Ronny





More information about the i2c mailing list