This change restore DCDC configuration after system resumes.
When CONFIG_PM_DEVICE is enabled each of the four rails that
support DCDC handle resume in regulator_da1469x_pm_action function.
Signed-off-by: Jerzy Kasenberg <jerzy.kasenberg@codecoup.pl>
This add regulator driver for Smartbond DA1469X SOC.
Driver can control VDD, V14, V18, V18P, V30 rails,
full voltage range supported by SOC is covered.
For VDD, V14, V18, V18P DCDC can be configured.
Special VDD_CLAMP (always on) and VDD_SLEPP are added
to allow configuration of VDD in sleep modes.
Signed-off-by: Jerzy Kasenberg <jerzy.kasenberg@codecoup.pl>