[PATCH V5 4/7] cpufreq: add clk-reg cpufreq driver

Shawn Guo shawn.guo at freescale.com
Tue Dec 27 21:01:13 EST 2011

On Wed, Dec 28, 2011 at 09:24:05AM +0800, Richard Zhao wrote:
> > Have you tried to pass this param from kernel cmdline?  What's the
> > syntax if we want to pass a 800 MHz max_freq?
> clk-reg-cpufreq.max_freq=800000

Thanks.  I was mistaken on the module name.

> > ### cpufreq_05:
> > ### test 'ondemand' and 'conservative' trigger correctly the configuration directory
> > ### https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#cpufreq_05
> > ###
> > cpufreq_05.0: checking 'ondemand' directory exists...                       pass
> > cpufreq_05.1: checking 'conservative' directory exists...                   pass
> > cpufreq_05.2: checking 'ondemand' directory is not there...                 pass
> > cpufreq_05.3: checking 'conservative' directory is not there...             pass
> > cpufreq_05.4: checking 'ondemand' directory exists...                       fail
> > cpufreq_05.5: checking 'conservative' directory exists...                   pass
> I past fail part script here:
>     switch_ondemand cpu0
>     switch_conservative cpu1
>     check "'ondemand' directory exists" "test -d $CPU_PATH/cpufreq/ondemand"
>     check "'conservative' directory exists" "test -d $CPU_PATH/cpufreq/conservative"
> This driver assume all cpu cores to share the same freq and voltage. The affected
> cpu is all other cpus. They also share one single governor. The test case does not
> suit this driver and not for most arm multi-core cpus I guess.

Then this is the feedback that Linaro PMWG wants to have, I guess.

Here is my tag on this patch.

Acked-by: Shawn Guo <shawn.guo at linaro.org>


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