mfd: Refactor WM831x chip identification

Better support future device revisions by moving some of the output
around and making the chip ID enumeration be the value expected in
the ID register.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Mark Brown 2009-10-01 15:41:04 +01:00 • committed by Samuel Ortiz
commit 894362f531