From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH 2/2] ARM: omap: dmtimer: set non-posted mode if iclk less than 4*fck Date: Wed, 20 Jun 2012 06:13:47 -0700 Message-ID: <20120620131346.GI12766@atomide.com> References: <1336744398-23803-1-git-send-email-tarun.kanti@ti.com> <1336744398-23803-3-git-send-email-tarun.kanti@ti.com> <87pq9mel9i.fsf@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mho-02-ewr.mailhop.org ([204.13.248.72]:40022 "EHLO mho-02-ewr.mailhop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752459Ab2FTNNt (ORCPT ); Wed, 20 Jun 2012 09:13:49 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: "DebBarma, Tarun Kanti" Cc: Kevin Hilman , linux-omap@vger.kernel.org, paul@pwsan.com, santosh.shilimkar@ti.com, b-cousson@ti.com * DebBarma, Tarun Kanti [120606 04:15]: > On Wed, May 30, 2012 at 2:51 AM, Kevin Hilman wrote: > > Tarun Kanti DebBarma writes: > > > >> Timers in PER domain periodically report old time from TCRR in > >> posted mode if ick < 4*fck. Therefore, set timer to non-posted > >> whenever ick < 4*fck for all timers. > > > > Is there an erratum assocaited with this? > Yes, but it has not yet got into the document. Right now what we have > is a hardware defect. > > > > Does this problem affect every SoC? > Not quite sure about OMAP2 but it affects OMAP3+. This seems not too urgent and OK to queue into fixes-non-critical? Tony