Allow i2c core voltage adjustments by clearing CORE ADJ Allowed bit in CTRL2
Signed-off-by: NMarcus Folkesson <marcus.folkesson@gmail.com>
Acked-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NLiam Girdwood <lrg@slimlogic.co.uk>