[PATCH 08/11] ARM: dts: rockchip: add operating points and armclk references

Naoki FUKAUMI naobsd at gmail.com
Fri Sep 12 04:37:53 PDT 2014


Hi Kever Yang,

On Fri, Sep 12, 2014 at 4:33 PM, Kever Yang <kever.yang at rock-chips.com> wrote:
> Here is the general OPP table for rk3288 we recommend to use in upstream:
>
>    operating-points = <
>                 /* KHz    uV */
>                 1608000 1350000
>                 1512000 1300000
>                 1416000 1200000
>                 1200000 1100000
>                 1008000 1050000
>                 816000 1000000
>                 696000 950000
>                 600000 900000
>                 408000 900000
>                 312000 900000
>                 216000 900000
>                 126000 900000
>                 >;
>
> After this,
> Reviewed-by: Kever Yang <kever.yang at rock-chips.com>
>
> Note that the CPU can't not stay on top frequency for a long time, the cpu
> might overheat, the cpufreq is better to work with cpu thermal for rk3288.

This commit says 1800000 is safe, but actually it's not safe?
 https://bitbucket.org/T-Firefly/firefly-rk3288/commits/7048675eec554a1aa4a3874c7bb24806e1e1c06b/raw/



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