Driver for the on chip RTC found on Cortina's SoC Gemini.
Signed-off-by: NHans Ulli Kroll <ulli.kroll@googlemail.com>
[alexandre.belloni@free-electrons.com: use devm_request_irq() and remove
useless goto]
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>