On Wed, 2015-04-29 at 09:57 +0100, Russell King - ARM Linux wrote: > On Sat, Apr 11, 2015 at 01:08:50AM +0100, Ben Hutchings wrote: > > If this RTC is not battery backed, it seems like it ought to be disabled > > in this board's device tree. > > It's not that simple. > > On the lower-end models, the on-SoC RTC is the only RTC there is. If > it were disabled, there would be no RTC available at all, so there > would be no preservation of time-of-day across reboots. > > On the Pro models, the battery backed RTC is fitted. However, the > battery backed RTC has no wakeup facility. > > Only the on-SoC RTC has that ability, so in order to perform time-based > wakeup, the on-SoC RTC needs to be synchronised with the current ToD > and its alarm set. > > Not having the on-SoC RTC enabled means that there is no ToD based > wakeup possible.
So is your advice for a multi platform kernel supporting all Cubox devices to just enable both and to sort out any syncing/naming etc in userspace? Thanks, Ian. -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org