linux-imx

regulator: da9052: Staticize non-exported symbols

da9052_regulator_info and da9053_regulator_info are not used outside
this driver so no need to make the symbol global.

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