[PATCH] ARM: dts: sunxi: Raise minimum CPU voltage for sun7i-a20 to a level all boards can supply

Timo Sigurdsson public_timo.s at silentcreek.de
Tue Aug 4 01:38:19 PDT 2015

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
>> voltage for the lowest operating point to 1.0V so all boards can actually use
>> it.
> This is not a property of a board, but is the actual limit documented
> by Allwinner for the A20. Some individual SoCs might have wider
> tolerances, but that's not a property of a board, it's really a
> property of a single SoC, and we cannot make any assumption on the
> board.

Thanks for the clarification. That was a misunderstanding on my side. I can 
update the commit message in a second version of the patch, but the actual
code change can be kept as is then, I guess.

> (and please make sure to run checkpatch before sending your patches)

Sorry about that. Will do when I post a second version of the patch.



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