i2c: rcar: refactor setup of a msg

We want to reuse this function later.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2015-09-03 22:20:08 +02:00 • committed by Wolfram Sang
commit 344beeb23b