From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Rini Subject: Re: [PATCH POST V2] ARM: dts: Add am57xx-beagle-x15 Date: Fri, 7 Nov 2014 13:37:04 -0500 Message-ID: <545D1150.9000700@ti.com> References: <1415382433-31772-1-git-send-email-nm@ti.com> Reply-To: beagleboard-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <1415382433-31772-1-git-send-email-nm-l0cyMroinI0@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Nishanth Menon , Tony Lindgren Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, balbi-l0cyMroinI0@public.gmane.org, gerald-xujr6ya/RELK0SuXxyvBAPegYHeGw8Jk@public.gmane.org, fcooper-l0cyMroinI0@public.gmane.org, beagleboard-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-Id: devicetree@vger.kernel.org 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 > Signed-off-by: Nishanth Menon Reviewed-by: Tom Rini -- Tom -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit https://groups.google.com/d/optout.