next-20160225 build: 2 failures 44 warnings (next-20160225)

[Mark Brown]

On Fri, Feb 26, 2016 at 09:14:10AM +0100, Thomas Petazzoni wrote:

> atomic_io_modify() is also used in the ->start() and ->stop() hooks, so
> not only during initialization. The reason we use atomic_io_modify()
> here is because this TIMER_CTRL register is shared with the clocksource
> drivers (time-orion.c, time-armada-370-xp.c). Indeed, the timers and
> watchdogs share a single register that allows to enable/disable all
> timers/watchdogs. Somewhat unfortunate choice, but that's how the HW is.

> By far the easiest solution is to add "depends on ARM" to
> ORION_WATCHDOG.

> Another solution would be to provide an implementation of
> atomic_io_modify() on arm64, though that would need the ACK from the
> ARM64 maintainers.

It also sounds like a more modern solution might be to use syscon for
the shared register, but perhaps I'm missing something about how the IP
is set up so ICBW.
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