regulator: twl-regulator: Use twlreg_grp helper function
authorAxel Lin <axel.lin@gmail.com>
Wed, 11 Apr 2012 03:07:17 +0000 (11:07 +0800)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Fri, 13 Apr 2012 08:54:45 +0000 (09:54 +0100)
Since the twlreg_grp helper function is there, use it.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

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