From mboxrd@z Thu Jan 1 00:00:00 1970 From: "shekhar, chandra" Subject: Re: [PATCH] i2c: i2c-omap: Fix standard and fast mode prescalers Date: Mon, 17 Nov 2008 08:16:44 +0530 Message-ID: <0b7d01c9485e$bca27960$LocalHost@wipultra806> References: <12266521173159-git-send-email-ext-eero.nurkkala@nokia.com> <200811141145.30171.david-b@pacbell.net> <20081114200214.GA31944@frodo> <200811141208.10600.david-b@pacbell.net> <20081114214635.GC31944@frodo> Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 7bit Return-path: Received: from devils.ext.ti.com ([198.47.26.153]:43927 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754356AbYKQCrH (ORCPT ); Sun, 16 Nov 2008 21:47:07 -0500 Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: David Brownell Cc: me@felipebalbi.com, ext-eero.nurkkala@nokia.com, linux-omap@vger.kernel.org I had tested twl4030 at 3.4 Mbps couple of months back and it was working fine with current settings. It wasn't a rigorous testing though. ----- Original Message ----- From: "Felipe Balbi" To: "David Brownell" Cc: ; ; Sent: Saturday, November 15, 2008 3:16 AM Subject: Re: [PATCH] i2c: i2c-omap: Fix standard and fast mode prescalers > On Fri, Nov 14, 2008 at 12:08:10PM -0800, David Brownell wrote: >> On Friday 14 November 2008, Felipe Balbi wrote: >> > On Fri, Nov 14, 2008 at 11:45:30AM -0800, David Brownell wrote: >> > > And should it let at least some boards talk to their >> > > TWL chips at 3.4 MBit/sec (top speed for standard >> > > highspeed I2C) instead of 2.6 Mbit/sec (pokey slow)? >> > > I've always wondered why all the boards configured >> > > those links to be seemingly slower than allowed ... >> > >> > I think it came from board-3430sdp.c >> >> So you're saying there was *never* a need for that slowdown, >> and everyone was just copying an existing buglet? >> >> I know I didn't make time to test whether faster speeds >> would work ... but had expected there was a reason, at >> some point, for that detuning. > > There was a need. But I think it should be fixed by now. I shall test > tw5030 with 3.4Mbit/sec on monday. Will report. > > -- > balbi > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >