Hello!
I see.
Normally when I'm setting up the Raspberry Pi (single device) here, I
normally flash (or write to) a new to the card copy of the OS, and
then travel down the usual steps to configure it.
That typically involves setting things up using the now current
methods. Not surprisingly enough,
I created a new 1-wire system on Raspberry Pi the other day and could
not get it to work. The cause was that /dev/i2c was missing. I fixed it
with help from the Pi forum, for details see
http://www.raspberrypi.org/forums/viewtopic.php?f=28&t=97639&p=677652#p677652
One thing I learned from this