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Date: Wed, 21 Jan 2015 13:20:57 +0900
From: Chanwoo Choi <cw00.choi@samsung.com>
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To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Rob Herring <robherring2@gmail.com>,
        MyungJoo Ham <myungjoo.ham@samsung.com>, Kukjin Kim <kgene@kernel.org>,
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Subject: Re: [PATCHv3 2/8] devfreq: exynos: Add documentation for generic
 exynos memory bus frequency driver
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On 01/21/2015 12:17 PM, Viresh Kumar wrote:
> On 20 January 2015 at 17:07, Chanwoo Choi <cw00.choi@samsung.com> wrote:
>> If each bus-block has separate regulator independently, each bus-block can be registered
>> separately. But, exynos bus-blocks in mem-bus-group share the same regulator.
> 
> This can be managed easily within the driver. Just stay the highest
> voltage requested.

If the clock will be stayed on highest voltage, will reduce
the considerable benefit of power-consumption.

I think it is DFS instead of DVFS. Is it right?

> I don't think its not manageable. But it will be much more convenient
> as that will show
> the correct picture and get rid of unnecessarily virtualizing things..

What is the correct picture? do you need more detailed explanation
of Exynos memory bus structure?

Thanks,
Chanwoo