From: Rongjun Ying
Sometime the regulator can't supply appropriate voltages for requestion of cpu.
All voltage tolerance value can't figure out a good voltage.
Signed-off-by: Rongjun Ying
---
drivers/cpufreq/cpufreq-cpu0.c | 17 ++---
1 files changed, 10 insertions(+), 7 deletion
Adding shawn in cc list..
On 5 November 2013 08:40, rjying wrote:
> From: Rongjun Ying
>
> Sometime the regulator can't supply appropriate voltages for requestion of
> cpu.
> All voltage tolerance value can't figure out a good voltage.
>
> Signed-off-by: Rongjun Ying
> ---
> drivers/cpufreq/c
On Tue, Nov 05, 2013 at 10:08:06AM +0530, Viresh Kumar wrote:
> Adding shawn in cc list..
>
> On 5 November 2013 08:40, rjying wrote:
> > From: Rongjun Ying
> >
> > Sometime the regulator can't supply appropriate voltages for requestion of
> > cpu.
> > All voltage tolerance value can't figure o
om;
> Rongjun Ying
> Subject: Re: [PATCH 1/1] cpufreq: cpufreq-cpu0: use the max voltage
> instead of voltage-tolerance
>
> On Tue, Nov 05, 2013 at 10:08:06AM +0530, Viresh Kumar wrote:
> > Adding shawn in cc list..
> >
> > On 5 November 2013 08:40, rjying wrote:
On Wed, Nov 06, 2013 at 02:15:07AM +, Rongjun Ying wrote:
> If omit voltage-tolerance, sometimes also can't get appropriate voltages.
> For example:
> If the regulator IC only can supply min voltage is 1.000V and max voltage is
> 1.200V, and cpu work max voltage is 1.200V.
> But the cpu just n
rongjun.y...@gcsr.com
> Subject: Re: [PATCH 1/1] cpufreq: cpufreq-cpu0: use the max voltage
> instead of voltage-tolerance
>
> On Wed, Nov 06, 2013 at 02:15:07AM +, Rongjun Ying wrote:
> > If omit voltage-tolerance, sometimes also can't get appropriate
> voltages.
&g
On Thu, Nov 07, 2013 at 01:55:21AM +, Rongjun Ying wrote:
> > For given board, what voltages could be provided is known. So you can
> > just define OPP table in .dts and specify the voltage as the
> > value that the regulator IC can supply, e.g. 1.200V in above example.
> >
> > This is not ni
Song
> Subject: Re: [PATCH 1/1] cpufreq: cpufreq-cpu0: use the max voltage
> instead of voltage-tolerance
>
> On Thu, Nov 07, 2013 at 01:55:21AM +, Rongjun Ying wrote:
> > > For given board, what voltages could be provided is known. So you
> > > can just define OPP ta
On Thu, Nov 07, 2013 at 03:32:09AM +, Rongjun Ying wrote:
> I think my patch is better.
Well, unfortunately your patch is plainly wrong, because there are
in-tree users of voltage-tolerance right now. How can you simply remove
it from driver with ignoring these users?
$ git grep voltage-tole
9 matches
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