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(parent: 3726a21) | patch
rtc: m41t80: handle oscillator failure bit
authorMylène Josserand <mylene.josserand@free-electrons.com>
Tue, 29 Mar 2016 06:56:05 +0000 (08:56 +0200)
committerAlexandre Belloni <alexandre.belloni@free-electrons.com>
Fri, 20 May 2016 10:33:51 +0000 (12:33 +0200)
commit05a7f27a889f1635b7b7d5b051b17cacb25267fa
tree4198df3102566ceec1e0d65052be1179aa610ba1tree | snapshot
parent3726a21833c9c96255735bddb5dacc8eacbff3efcommit | diff
rtc: m41t80: handle oscillator failure bit

Handle the Oscillator Failure (OF) bit on each read of date-time.
If the OF is set, an error is returned (-EINVAL) instead of the date-time.
The OF bit is cleared each time the date is set.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
drivers/rtc/rtc-m41t80.c diff | blob | history
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