Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753144AbaKGShk (ORCPT ); Fri, 7 Nov 2014 13:37:40 -0500 Received: from arroyo.ext.ti.com ([192.94.94.40]:36722 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752975AbaKGShi (ORCPT ); Fri, 7 Nov 2014 13:37:38 -0500 Message-ID: <545D1150.9000700@ti.com> Date: Fri, 7 Nov 2014 13:37:04 -0500 From: Tom Rini Organization: Texas Instruments User-Agent: Mozilla/5.0 (X11; Linux i686; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 MIME-Version: 1.0 To: Nishanth Menon , Tony Lindgren CC: , , , , , , , Subject: Re: [PATCH POST V2] ARM: dts: Add am57xx-beagle-x15 References: <1415382433-31772-1-git-send-email-nm@ti.com> In-Reply-To: <1415382433-31772-1-git-send-email-nm@ti.com> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/