[PATCH 2/2] ARM: dts: sunxi: Remove overclocked/overvoltaged OPP

Chen-Yu Tsai wens at csie.org
Thu Mar 19 01:14:00 PDT 2015


On Thu, Mar 19, 2015 at 3:11 PM, Chen-Yu Tsai <wens at csie.org> wrote:
> On Thu, Mar 19, 2015 at 2:59 PM, Siarhei Siamashka
> <siarhei.siamashka at gmail.com> wrote:
>> On Thu, 19 Mar 2015 10:39:33 +0800
>> Chen-Yu Tsai <wens at csie.org> wrote:
>>
>>> Without proper regulator support for individual boards, it is dangerous
>>> to have overclocked/overvoltaged OPPs in the list. Cpufreq will increase
>>> the frequency without the accompanying voltage increase, resulting in
>>> an unstable system.
>>>
>>> Remove them for now. We can revisit them with the new version of OPP
>>> bindings, which support boost settings and frequency ranges, among
>>> other things.
>>>
>>> Signed-off-by: Chen-Yu Tsai <wens at csie.org>
>>> ---
>>>  arch/arm/boot/dts/sun5i-a13.dtsi | 3 +--
>>>  arch/arm/boot/dts/sun7i-a20.dtsi | 3 +--
>>>  2 files changed, 2 insertions(+), 4 deletions(-)
>>
>> What about the sun4i-a10.dtsi file? Was it forgotten or skipped
>> deliberately?
>
> sun4i-a10.dtsi does not have any overclocked/overvoltaged settings.
> The highest setting is 1008MHz @ 1.4V.

Oops. Sorry. I missed it. Will send v2.

ChenYu



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