linux-kernel - Re: [PATCH v2] ARM: dts: am335x-bone-common: Add i2c2 definition

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Message-ID: <20140512210747.GE5668@atomide.com>
Date:	Mon, 12 May 2014 14:07:48 -0700
From:	Tony Lindgren <tony@...mide.com>
To:	Robert Nelson <robertcnelson@...il.com>
Cc:	Tom Rini <trini@...com>, Matt Ranostay <mranostay@...il.com>,
	robh+dt@...nel.org, mark.rutland@....com,
	Russell King <linux@....linux.org.uk>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	devicetree <devicetree@...r.kernel.org>,
	linux kernel <linux-kernel@...r.kernel.org>,
	Pantelis Antoniou <pantelis.antoniou@...il.com>,
	Matt Porter <matt.porter@...aro.org>
Subject: Re: [PATCH v2] ARM: dts: am335x-bone-common: Add i2c2 definition

* Robert Nelson <robertcnelson@...il.com> [140512 13:58]:
> >> Either case if fine with me.  As who knows when the dtc "overlay" will
> >> every truly make it mainline, as the capemgr was the only real kernel
> >> user of the i2c/at24 eeprom information.
> >
> > Sounds like we should keep it disabled though so u-boot can be used
> > to toggle it while waiting for the capemgr. That's because the board
> > has a header for pins, so it's not exactly limited to just the capes.
> >
> > Anybody working on enabling/disabling cape dtb configurations in u-boot?
> 
> Well,
> 
> Would Tom even approve of that in mainline u-boot? He didn't want my
> "invert" the gpio to enable the usb hub on the older beagle xm A/B..
> 
> http://lists.denx.de/pipermail/u-boot/2014-January/172154.html
> 
> http://lists.denx.de/pipermail/u-boot/2014-January/172274.html

Right, no idea. But until we have some way to actually use the capes
without conflicting dts entries, I can't merge them.

Regards,

Tony
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