Add enable regulators to dev_pm_opp_set_regulators() and disable
regulators to dev_pm_opp_put_regulators(). Even if bootloader
leaves regulators enabled, they should be enabled in kernel in
order to increase the reference count.
Tested-by: NMarek Szyprowski <m.szyprowski@samsung.com>
Acked-by: NClément Péron <peron.clem@gmail.com>
Tested-by: NClément Péron <peron.clem@gmail.com>
Signed-off-by: NKamil Konieczny <k.konieczny@samsung.com>
[ Viresh: Enable the regulator only after it is programmed and add a
	  flag to track its status. ]
Signed-off-by: NViresh Kumar <viresh.kumar@linaro.org>