Re: [PATCH v5 1/8] Documentation: arm: define DT cpu capacity-dmips-mhz bindings

On 15/06/16 15:04, Mark Brown wrote:

On Wed, Jun 15, 2016 at 11:17:50AM +0100, Juri Lelli wrote:

quoted

+CPU capacities are obtained by running a suitable benchmark. This binding makes
+no aspersions on the validity or suitability of any particular benchmark, the
+final capacity should, however, be:

Makes no guarantees.  An aspersion is an insult!

Whoops! :-/

Sure, I'll change that.

quoted

+CPU capacities are obtained by running the Dhrystone benchmark on each CPU at
+max frequency. The obtained DMIPS score is then divided by the frequency (in
+MHz) at which the benchmark has been run, so that DMIPS/MHz are obtained.
+Such values are then normalized w.r.t. the highest score obtained in the
+system.

Perhaps worth mentioning that caches and so on should be enabled (based
on previous experience with people doing bringup)?

OK. I'll add something along this line.

Thanks,

- Juri
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