mvebu - switch to orion-timer

[Michael Walle]

Hi,

>On 24.08.22 00:33, Pali Rohár wrote:
>> Hello Stefan! Now when U-Boot contains new orion-timer.c driver, which
>> Michael wrote, I think that it mvebu platform should switch to use it.
>> Because build process for armada boards prints deprecation warning that
>> new timer is not being used. Could you look at it, if it is possible to
>> do global switch for mach-mvebu and mach-kirkwood? I think it does not
>> make sense to do per-board switching as it is de-facto platform related
>> code.
> 
> Yes, I also though about this.
> 
> But...
> 
> In Linux we have 2 different timer clocksource drivers for Orion /
> Kirkwood and Armada XP / 370 etc:
> 
> drivers/clocksource/timer-orion.c
> drivers/clocksource/timer-armada-370-xp.c
> 
> I did not check, if and why this is necessary to handle those chips
> via different drivers yet. Perhaps later this week. Or someone of
> you beats me with this. ;)

One thing which is definitely missing is
https://elixir.bootlin.com/u-boot/v2022.10-rc3/source/arch/arm/mach-mvebu/timer.c#L33

I didn't bother to handle that one. And of course all the compatibles are
missing.

-michael