Merge tag 'regulator-hw-enable-helper' of https://git.kernel.org/pub/scm/linux/kernel...

regulator: Add helper to allow enable/disable in interrupt context

Add a helper function that enables exclusive consumers to bypass locking
and do an enable/disable from within interrupt context.

Link: https://lore.kernel.org/r/988df019-00d4-4209-8716-39e82c565bf1@sirena.org.uk
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>