Merge remote-tracking branches 'regulator/topic/db8500', 'regulator/topic/gpio', 'regulator/topic/lp3971', 'regulator/topic/lp3972', 'regulator/topic/max14577', 'regulator/topic/max77693', 'regulator/topic/mc13892', 'regulator/topic/pcf50633' and 'regulator/topic/pfuze100' into regulator-linus