i2c: Document reserved I2C addresses
authorJean Delvare <khali@linux-fr.org>
Thu, 3 Jun 2010 09:33:53 +0000 (11:33 +0200)
committerJean Delvare <khali@linux-fr.org>
Thu, 3 Jun 2010 09:33:53 +0000 (11:33 +0200)
Move strict I2C address validity check to a single function, and
document the reserved I2C addresses there.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Hans Verkuil <hverkuil@xs4all.nl>

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