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SubjectRe: [PATCH 1/2] PM / Domains: Introduce domain-performance-state binding
On 11/23/2016 08:40 PM, Viresh Kumar wrote:
> On 23-11-16, 18:03, Stephen Boyd wrote:
>> On 11/23, Kevin Hilman wrote:
>>> Vincent Guittot <> writes:
>>>> On 23 November 2016 at 16:51, Kevin Hilman <> wrote:
>>>>> Then, at least for this use case, we're talking about voltage, not some
>>>>> unspecified units.
>> In some cases we actually know the voltage of the domain and
>> would want to put some voltage mapping in DT. For example, level
>> 1 is voltage 2V and level 2 is voltage 2.5V.
> But even in these cases we wouldn't be using the voltage values within the
> kernel as we will be giving only a performance state to the M3 core, right?

Nope. In these cases we need to set a certain voltage and we do that by
requesting it via the M3 core.

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