RFC: complete rewrite of i2c-i801 for 2.6.x

Mark M. Hoffman mhoffman at lightlink.com
Wed Dec 8 04:34:59 CET 2004


Hi Mark:

* Mark D. Studebaker <mds4 at verizon.net> [2004-12-07 22:01:32 -0500]:
> (...)

> >OTOH, the ICH5 [1] datasheet shows this:
> >
> >	S Addr Wr [A] D1 [A] S (read bytes...)
> >
> >That's exactly the transfer protocol that eeproms need, right?  (That's 
> >why I
> >mentioned to Khali by IRC last weekend that I thought it should be 
> >possible.)
> >
> 
> I think it is what eeproms need (you omitted 'Addr' after the second 'S').
> It matches what I wrote in doc/smbus-protocol in i2c
> (that is, the i2c block functions are defined to take a 'command' byte, 
> matching
> what eeproms need for 'random' reads and writes).
> 
> Does anybody have a ICH5/6? If so I can add support to the driver for 
> testing.

I have an ICH5; I'll definitely test it if you add it.  I'm working on
adding this to the new i801 driver as well.

Regards,

-- 
Mark M. Hoffman
mhoffman at lightlink.com



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