tree 2638b675c3ced86956713775b70c3c83d4d13491
parent af65e6cef488be0bd15932c8ce9801a47a183051
author Axel Lin <axel.lin@gmail.com> 1320042270 +0800
committer Samuel Ortiz <sameo@linux.intel.com> 1324403456 +0100

mfd: Set tps6586x bits if new value is different from the old one

It does not make sense to write new value only when all the bit_mask
bits are zero.
We need to write new value if the bit mask fields of new value is
not equal to old value.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>