mfd: Remove unused max-current lm3533 function

The max-current attributes of the subdrivers have been dropped so
remove the no longer used lm3533_ctrlbank_get_max_current function.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2 files changed