From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932197AbcBHUO2 (ORCPT ); Mon, 8 Feb 2016 15:14:28 -0500 Received: from mail-wm0-f46.google.com ([74.125.82.46]:36468 "EHLO mail-wm0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750781AbcBHUOZ (ORCPT ); Mon, 8 Feb 2016 15:14:25 -0500 Subject: Re: [PATCH] ARM: OMAP2+: Fix onenand initialization to avoid filesystem corruption To: Tony Lindgren References: <1454683028-4193-1-git-send-email-ivo.g.dimitrov.75@gmail.com> <20160208193644.GU19432@atomide.com> Cc: rogerq@ti.com, khilman@deeprootsystems.com, linux@arm.linux.org.uk, pali.rohar@gmail.com, sre@kernel.org, aaro.koskinen@iki.fi, pavel@ucw.cz, nm@ti.com, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org From: Ivaylo Dimitrov Message-ID: <56B8F71A.7090102@gmail.com> Date: Mon, 8 Feb 2016 22:14:18 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 MIME-Version: 1.0 In-Reply-To: <20160208193644.GU19432@atomide.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi On 8.02.2016 21:36, Tony Lindgren wrote: > > OK. So probably the INT or RDY polarity made the ECC not work. > Well, ECC disable bit (ONENAND_SYS_CFG1_NO_ECC) was set as well, so most probably it was the bugger :) > Aaro, care to dump out also the nolo configured CFG1 value from > n8x0 and n9(50)? > > You can do it by adding something like this to the beginning > of set_onenand_cfg(): > Also, do not forget to restore HWMOD_INIT_NO_RESET in gpmc_hwmod in question and (maybe) revert e7b11dc7b77bfce0a351230a5feeadc1d0bba997. Regards, Ivo