staging: iio: ad5933: change regulator binging for vref

Set a single voltage regulator for all voltage references.
Remove voltage reference value from default platafrom data struct.

Signed-off-by: Marcelo Schmitt <marcelo.schmitt1@gmail.com>
Signed-off-by: Gabriel Capella <gabriel@capella.pro>
Co-developed-by: Gabriel Capella <gabriel@capella.pro>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Marcelo Schmitt 2018-12-08 16:19:08 -02:00 • committed by Jonathan Cameron
commit c9d07120ab