From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nishanth Menon Subject: Re: [PATCH 1/3] ARM: dts: omap5-board-common: enable rtc and charging of backup battery Date: Wed, 13 Jan 2016 12:23:35 -0600 Message-ID: <56969627.8070802@ti.com> References: <832803EE-E4CB-46B1-BF39-2DC0BB695A5D@goldelico.com> <20160108190457.GY12777@atomide.com> <20160111202421.GA12777@atomide.com> <20160112000917.GC12777@atomide.com> <417BBA32-A7DC-40CD-8A6B-EA910B1C9C13@goldelico.com> <001346CD-CF31-4FEF-B406-B89EEBDFA063@goldelico.com> <56966558.1070608@ti.com> <569669C5.2070200@ti.com> <20160113164856.GF12777@atomide.com> <56968596.2070105@ti.com> <56968B9C.1060600@ti.com> <3F9F2BA4-65FB-421F-A1BB-37F7CC59A519@goldelico.com> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <3F9F2BA4-65FB-421F-A1BB-37F7CC59A519@goldelico.com> Sender: linux-kernel-owner@vger.kernel.org To: "H. Nikolaus Schaller" , Tony Lindgren Cc: Grygorii Strashko , Laxman Dewangan , =?UTF-8?Q?Beno=c3=aet_Cousson?= , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , linux-omap , devicetree@vger.kernel.org, LKML , Marek Belisko , =?UTF-8?Q?Gra=c5=bevydas_Ignotas?= , Keerthy List-Id: devicetree@vger.kernel.org On 01/13/2016 12:00 PM, H. Nikolaus Schaller wrote: [...] > And the X15 board can "patch" it after using the omap5-board-common.dtsi > to whatever it needs to fix it. > There is nothing to patch on X15[1]. there is no MSECURE pin on X15. there are three RTCs on X15: MCP, TPS and DRA7-RTC. TPS has no use for RTC, in fact has no capability of having a backup battery - which pretty much (at least IMHO) removes real world use of TPS as a RTC in a non-networked world.. but anyways, lets keep X15 and uevm seperate - they dont share much in this context. [1] https://github.com/beagleboard/beagleboard-x15/blob/master/BeagleBoard-X15_RevA2.pdf -- Regards, Nishanth Menon