From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vivek Unune Subject: Re: [PATCH] ARM: BCM5301X: Fix NAND ECC parameters for Linksys Panamera Date: Sat, 28 Apr 2018 00:19:36 -0400 Message-ID: References: <20180310171244.70299-1-npcomplete13@gmail.com> <20180311100313.znonhesgh462rz65@osboxes> <2ef6e4fc-cce7-372e-e35f-578fd6ada9ca@gmail.com> <20180313010210.ws4dugy3rrpqwzmk@osboxes> <00df9ee9-2bd2-ad2b-fdf8-682efdb9a4d1@gmail.com> <20180427140542.c3t5taztkciimfny@osboxes> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20180427140542.c3t5taztkciimfny@osboxes> Sender: linux-kernel-owner@vger.kernel.org To: =?UTF-8?B?UmFmYcWCIE1pxYJlY2tp?= Cc: Florian Fainelli , Hauke Mehrtens , Jon Mason , bcm-kernel-feedback-list , Rob Herring , Mark Rutland , Russell King , "linux-arm-kernel@lists.infradead.org" , devicetree@vger.kernel.org, Linux Kernel Mailing List List-Id: devicetree@vger.kernel.org On Fri, Apr 27, 2018 at 10:05 AM, Vivek Unune wrot= e: > On Wed, Apr 25, 2018 at 11:02:04AM +0200, Rafa=C5=82 Mi=C5=82ecki wrote: >> >> The easiest solution: ignore all these "error -74 (ECC error) while >> reading" errors (they may last for few minutes!). I believe UBI should >> simply recreate all pages it couldn't access and once you wait long >> enough, all your NAND flash will be using BCH8. > > Let me build the firmware with BCH-8 and wait it out. I'll report back my > results. I can confirm that BCH-8 indeed works after letting it run through those ECC errors. Thanks! Vivek