linux-kernel - Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

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Date:	Tue, 28 Jul 2015 17:29:14 +0200
From:	Hans de Goede <hdegoede@...hat.com>
To:	Timo Sigurdsson <public_timo.s@...entcreek.de>,
	maxime.ripard@...e-electrons.com
Cc:	robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	linux@....linux.org.uk, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-sunxi@...glegroups.com, wens@...e.org
Subject: Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and
 board-specific operating points for LeMaker BananaPi

Hi,

On 07/28/2015 05:09 PM, Timo Sigurdsson wrote:
> Hi,
>
> Hans de Goede schrieb am 28.07.2015 16:24:
>> I've no problem with Timo submitting a cleaned up version of his
>> patch and you taking that instead. I just wanted to point out that
>> I do have a similar patch pending.
>
> Ok, I will do that. It might take a couple of days, though, as I will be moving
> moving in the next few days as well.
>
> However, another question first then: What maximum voltage for the dcdc2
> regulator should we use then? You used 1.5V, I used 1.45V so far, which is what
> Cubieboard 2 and Cubietruck use.
>
> But after the discussion about overvoltaged settings, I'm wondering whether we
> should limit the regulartor (and not only the opp) to 1.40V as well? Or is
> 1.45V ok for everybody here?

The datasheets lists a max cpu-voltage of 1.40V, so lets stick with that.

Regards,

Hans
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