Switch to devm_rtc_allocate_device/devm_rtc_register_device, this allows
for further improvement of the driver.
Signed-off-by: NAlexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: NViresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20220309162301.61679-18-alexandre.belloni@bootlin.com