Orange Pi Zero dmesg - error?

[Michal Meloun]

On 16.01.2018 21:12, Milan Obuch wrote:
> On Tue, 16 Jan 2018 20:30:58 +0100
> Milan Obuch <freebsd-arm at dino.sk> wrote:
> 
>> Hi,
>>
>> for some time I see following when booting Orange Pi Zero board using
>> current 12-CURRENT:
>>
>> cpulist0: <Open Firmware CPU Group> on ofwbus0
>> cpu0: <Open Firmware CPU> on cpulist0
>> cpu0: missing 'clock-frequency' property
>> random: harvesting attach, 8 bytes (4 bits) from cpu0
>> cpu1: <Open Firmware CPU> on cpulist0
>> cpu1: missing 'clock-frequency' property
>> random: harvesting attach, 8 bytes (4 bits) from cpu1
>> cpu2: <Open Firmware CPU> on cpulist0
>> cpu2: missing 'clock-frequency' property
>> random: harvesting attach, 8 bytes (4 bits) from cpu2
>> cpu3: <Open Firmware CPU> on cpulist0
>> cpu3: missing 'clock-frequency' property
>>
>> I have r327998 at a moment, this can be seen using
>> sun8i-h2-plus-orangepi-zero.dtb as generated from official sources, no
>> local modification.
>>
>> Is it actually an error or just cosmetics? The board itself works just
>> right, as far as I can tell...
>>
>> Regards,
>> Milan
>>
> 
> Forgot to mention, the above is from verbose boot, normal boot output
> collapses just to
> 
> cpulist0: <Open Firmware CPU Group> on ofwbus0
> cpu0: <Open Firmware CPU> on cpulist0
> cpu1: <Open Firmware CPU> on cpulist0
> cpu2: <Open Firmware CPU> on cpulist0
> cpu3: <Open Firmware CPU> on cpulist0

You are safe :) On ARM, 'missing 'clock-frequency' property' messages 
are pure cosmetic.

Michal