Re: [PATCH] ARM: dts: omap3-beagle: Fix USB host on beagle boards(for 3.13)
From: Tony Lindgren
Date: Tue Nov 26 2013 - 17:27:36 EST
* Roger Quadros <rogerq@xxxxxx> [131126 00:57]:
> On 11/25/2013 05:50 PM, Nishanth Menon wrote:
> > On Mon, Nov 25, 2013 at 7:55 AM, Roger Quadros <rogerq@xxxxxx> wrote:
> >> Beagle (rev. C4) and Beagle-XM (all revs) need VAUX2 1.8V supply
> >> for the USB PHY.
> >>
> >> As the generic PHY driver can't handle more than one supply
> >> at the moment, we configure this supply to be always on.
> >> This will cause a very small power impact if the USB host subsystem
> >> is not in use, about 76.86 micro-W + LDO power.
> >
> >>
> >> Older Beagle boards (prior to C4) don't have VAUX2 connected anywhere,
> >> so there won't be any functional impact on those boards other than
> >> some additional LDO power consumption.
> >>
> >> Reported-by: Nishanth Menon <nm@xxxxxx>
> >> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
> >
> > Tested-by: Nishanth Menon <nm@xxxxxx>
>
> Thanks Nishant.
Thanks, applying this into omap-for-v3.13/fixes-take4.
Tony
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