Hi Maxime,
Maxime Ripard schrieb am 03.08.2015 11:34:
> On Mon, Aug 03, 2015 at 11:03:52AM +0200, Timo Sigurdsson wrote:
>> Julian Calaby schrieb am 03.08.2015 06:22:
>> > My only real objection here is are there boards that can go down to
>> > 0.9v and if so, won't this change make them less pow
Hi Maxime,
Maxime Ripard schrieb am 03.08.2015 11:13:
> On Sun, Aug 02, 2015 at 09:23:06PM +0200, Timo Sigurdsson wrote:
>> sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20
>> boards
>> (or all?), however, do not allow the voltage to go below 1.0V. Thus, raise
>> the
>> v
Hi Maxime,
On Mon, Aug 3, 2015 at 7:34 PM, Maxime Ripard
wrote:
> On Mon, Aug 03, 2015 at 11:03:52AM +0200, Timo Sigurdsson wrote:
>> Hi again,
>>
>> Julian Calaby schrieb am 03.08.2015 06:22:
>> > My only real objection here is are there boards that can go down to
>> > 0.9v and if so, won't this
On Mon, Aug 03, 2015 at 11:03:52AM +0200, Timo Sigurdsson wrote:
> Hi again,
>
> Julian Calaby schrieb am 03.08.2015 06:22:
> > My only real objection here is are there boards that can go down to
> > 0.9v and if so, won't this change make them less power efficient in
> > the almost-idle case? And
On Mon, Aug 03, 2015 at 02:22:13PM +1000, Julian Calaby wrote:
> >> Is the code that uses this smart enough to sensibly switch between two
> >> operating points with the same frequency and different voltages? If
> >> so, maybe just add a 144MHz @ 1.0v operating point?
> >
> > You could try. Though
On Mon, Aug 03, 2015 at 10:37:51AM +0200, Timo Sigurdsson wrote:
> Hi Julian,
>
> Julian Calaby schrieb am 03.08.2015 01:35:
> >> sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20
> >> boards
> >> (or all?), however, do not allow the voltage to go below 1.0V. Thus, raise
>
On Mon, Aug 03, 2015 at 09:35:51AM +1000, Julian Calaby wrote:
> Hi Timo,
>
> On Mon, Aug 3, 2015 at 5:23 AM, Timo Sigurdsson
> wrote:
> > sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20
> > boards
> > (or all?), however, do not allow the voltage to go below 1.0V. Thus,
On Sun, Aug 02, 2015 at 09:23:06PM +0200, Timo Sigurdsson wrote:
> sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20
> boards
> (or all?), however, do not allow the voltage to go below 1.0V. Thus, raise the
> voltage for the lowest operating point to 1.0V so all boards can
Hi again,
Julian Calaby schrieb am 03.08.2015 06:22:
> My only real objection here is are there boards that can go down to
> 0.9v and if so, won't this change make them less power efficient in
> the almost-idle case? And are those power savings enough to justify
> not accepting this patch?
It wil
Hi Julian,
Julian Calaby schrieb am 03.08.2015 01:35:
>> sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20
>> boards
>> (or all?), however, do not allow the voltage to go below 1.0V. Thus, raise
>> the
>> voltage for the lowest operating point to 1.0V so all boards can act
On Mon, Aug 3, 2015 at 12:22 PM, Julian Calaby wrote:
> Hi Chen-Yu,
>
> On Mon, Aug 3, 2015 at 12:37 PM, Chen-Yu Tsai wrote:
>> Hi,
>>
>> On Mon, Aug 3, 2015 at 7:35 AM, Julian Calaby
>> wrote:
>>> Hi Timo,
>>>
>>> On Mon, Aug 3, 2015 at 5:23 AM, Timo Sigurdsson
>>> wrote:
sun7i-a20.dtsi
Hi Chen-Yu,
On Mon, Aug 3, 2015 at 12:37 PM, Chen-Yu Tsai wrote:
> Hi,
>
> On Mon, Aug 3, 2015 at 7:35 AM, Julian Calaby wrote:
>> Hi Timo,
>>
>> On Mon, Aug 3, 2015 at 5:23 AM, Timo Sigurdsson
>> wrote:
>>> sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20
>>> boards
>
Hi,
On Mon, Aug 3, 2015 at 7:35 AM, Julian Calaby wrote:
> Hi Timo,
>
> On Mon, Aug 3, 2015 at 5:23 AM, Timo Sigurdsson
> wrote:
>> sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20
>> boards
>> (or all?), however, do not allow the voltage to go below 1.0V. Thus, raise
Hi Timo,
On Mon, Aug 3, 2015 at 5:23 AM, Timo Sigurdsson
wrote:
> sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20
> boards
> (or all?), however, do not allow the voltage to go below 1.0V. Thus, raise the
> voltage for the lowest operating point to 1.0V so all boards can
sun7i-a20.dtsi contains an cpufreq operating point at 0.9 volts. Most A20 boards
(or all?), however, do not allow the voltage to go below 1.0V. Thus, raise the
voltage for the lowest operating point to 1.0V so all boards can actually use
it.
Signed-off-by: Timo Sigurdsson
---
arch/arm/boot/dts/s
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