regulator: da9052: Add ramp speed information for the DVC regulators
regulator: da9052: Add ramp speed information for the DVC regulators

Some LDOs and DCDCs have a fixed ramp speed of 6.25 mV/µs. This patch adds
the set_voltage_time_sel function to let consumers know about this.

Signed-off-by: Philipp Zabel <db7328bbf81a38b011e8d0f5302fd54c788d0608@pengutronix.de>
Signed-off-by: Mark Brown <b51b9a92386687a9ac927cebfa0f978adeb8cea5@linaro.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs