[PATCHv4 3/9] rtc: m41t62: add oscillator fail bit reset support

[sbabic at denx.de]

> In case of empty battery or glitches the oscillator fail
> bit might be set. This will reset the bit in the reset
> routine.
> Signed-off-by: Sebastian Reichel <sebastian.reichel at collabora.com>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic

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