Alexandre Belloni de75ccdd41 rtc: asm9260: rework locking ...

The rtc-asm9260 driver uses a discrete spinlock (wrongly uninitialized).
Use the rtc mutex to lock mmio accesses instead.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

2016-09-05 17:15:59 +02:00

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