Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753369AbaKZWaK (ORCPT ); Wed, 26 Nov 2014 17:30:10 -0500 Received: from mail-lb0-f175.google.com ([209.85.217.175]:37163 "EHLO mail-lb0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752808AbaKZWaH (ORCPT ); Wed, 26 Nov 2014 17:30:07 -0500 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) Subject: Re: [PATCH v3 2/4] i2c: omap: implement workaround for handling invalid BB-bit values From: Alexander Kochetkov In-Reply-To: <20141124194759.GG2757@atomide.com> Date: Thu, 27 Nov 2014 01:30:03 +0300 Cc: Kevin Hilman , Felipe Balbi , Wolfram Sang , linux-omap , linux-i2c@vger.kernel.org, lkml Content-Transfer-Encoding: 7bit Message-Id: <72E65902-3FA7-4845-BF9B-B6CA79E0D61B@gmail.com> References: <1416518925-20679-1-git-send-email-al.kochet@gmail.com> <1416685634-5864-1-git-send-email-al.kochet@gmail.com> <1416685634-5864-3-git-send-email-al.kochet@gmail.com> <47A1A441-952C-4AC3-859C-5A8E405767E0@gmail.com> <20141124194759.GG2757@atomide.com> To: Tony Lindgren X-Mailer: Apple Mail (2.1878.6) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, Tony! 24.11.2014 22:47, Tony Lindgren *: > If you post a patch, I can test boot with it. Looks like the failing > ones have i2c rev3.3 on 34xx vs rev4.4 on 36xx. > So I doubt we just want to change the test for for a higher rev number > for OMAP_I2C_REV_ON_3430_3530. You 100% right here. Functional mode bits are unimplemented in the SYSTEST register on omap3530. "10:5 Reserved Write 0s for future compatibility. Read returns 0." That was the reason. My fault. Thank you for giving right directions. Thanks Kevin for running test, so I could debug the reason. Regards, Alexander. -- 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/