From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marek Vasut <marex@denx.de>
Date: Wed, 13 May 2015 09:14:22 +0200
Subject: [U-Boot] Booting mx28 from battery
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On Wednesday, May 13, 2015 at 05:10:39 AM, Fabio Estevam wrote:
> Hi,

Hi,

> Has anyone tested booting U-boot on mx28 powered by a battery only?

Yes, some time ago I tested this mode of operation on the M28EVK.
It ought to work, so give it a whirl. It was before Graeme did his
hacking on the power code though, so it is well possible it might
have gotten broken recently.

> From a quick glance at arch/arm/cpu/arm926ejs/mxs/spl_power_init.c ,
> it does appear to support it.
> 
> I haven't tested it myself yet, but would like to hear if anyone has
> been successful with such configuration.

Yeah ;-)

Best regards,
Marek Vasut