linux-kernel - Re: [PATCH POST V2] ARM: dts: Add am57xx-beagle-x15

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Date:	Mon, 10 Nov 2014 15:46:16 -0800
From:	Tony Lindgren <tony@...mide.com>
To:	Tom Rini <trini@...com>
Cc:	Nishanth Menon <nm@...com>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-omap@...r.kernel.org, balbi@...com,
	gerald@...nddesignsgroup.com, fcooper@...com,
	beagleboard@...glegroups.com
Subject: Re: [PATCH POST V2] ARM: dts: Add am57xx-beagle-x15

* Tom Rini <trini@...com> [141107 10:38]:
> On 11/07/2014 12:47 PM, Nishanth Menon wrote:
> > BeagleBoard-X15 is the next generation Open Source Hardware
> > BeagleBoard based on TI's AM5728 SoC featuring dual core 1.5GHz A15
> > processor. The platform features 2GB DDR3L (w/dual 32bit busses),
> > eSATA, 3 USB3.0 ports, integrated HDMI (1920x1080@60), separate LCD
> > port, video In port, 4GB eMMC, uSD, Analog audio in/out, dual 1G
> > Ethernet.
> > 
> > For more information, refer to:
> > BeagleBoard-X15 Wiki:
> > http://www.elinux.org/Beagleboard:BeagleBoard-X15
> > 
> > AM5728 is part of the Sitara product family whose additional details
> > will be available: http://www.ti.com/lsds/ti/arm/overview.page
> > 
> > Technical Reference Manual for AM5728 is public domain at:
> > http://www.ti.com/lit/spruhz6
> > 
> > Just add basic support for the moment, the following updates are needed:
> >   i)	Ethernet - depends on SoC dts fixes
> >   ii)	USB Client (USB2) - depends on GPIO extcon
> >   ii)	HDMI - additional driver fixes pending
> >   iii)	Audio - additional driver fixes pending
> > 
> > NOTE:
> > AM5728 Data Manual (SPRS915L - August 2014) section 4.1.1 states: "All
> > unused power supply balls must be supplied with the voltages specified
> > in the Section 5.2, Recommended Operating Conditions". This implies
> > that all unused voltage rails for AM5728 can never be switched off even
> > if the hardware blocks inside that voltage domain is unused. Switching
> > off these unused rails may result in stability issues on other domains
> > and increased leakage and power-on-hour impacts.
> > 
> > Signed-off-by: Felipe Balbi <balbi@...com>
> > Signed-off-by: Nishanth Menon <nm@...com>
> 
> Reviewed-by: Tom Rini <trini@...com>

Applying into omap-for-v3.19/dt thanks.

Tony
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