RE: [PATCH] ARM: dts: Add am57xx-beagle-x15

From: Gerald Coley
Date: Thu Nov 06 2014 - 11:52:24 EST


Convert 12V to 5V and 3.3V. 5V supplies are too expensive at the required
wattage level.

Gerald


-----Original Message-----
From: Tony Lindgren [mailto:tony@xxxxxxxxxxx]
Sent: Thursday, November 6, 2014 10:49 AM
To: Nishanth Menon
Cc: Tom Rini; balbi@xxxxxx; devicetree@xxxxxxxxxxxxxxx;
beagleboard@xxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
gerald@xxxxxxxxxxxxxxxxxxxxx; fcooper@xxxxxx; linux-omap@xxxxxxxxxxxxxxx;
linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [PATCH] ARM: dts: Add am57xx-beagle-x15

* Nishanth Menon <nm@xxxxxx> [141106 08:44]:
> On 11/06/2014 10:37 AM, Tom Rini wrote:
>
> >>> device_type = "memory"; + reg = <0x80000000 0x40000000>; /*
1GB
> >>> to start. Target 2GB */
> >>
> >> 1GiB ? Why would you put this here btw ? u-boot fills this one up.
> >
> > Yes, it should either be the full and correct value or 0x0 (like a
> > number of PowerPC platforms do) so it's clear something else gives
> > us the right value here.
>
> Honest mistake, my bad.. I thought I cleaned up the patch! Sigh!!! i
> will repost with proper 2GB. it is better that way in case being used
> with "other bootloaders" which are not exactly too good like u-boot.

Can you also describe why all the always-on regulators are needed?

Regards,

Tony

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/