From mboxrd@z Thu Jan 1 00:00:00 1970 From: LW@KARO-electronics.de (Lothar =?UTF-8?B?V2HDn21hbm4=?=) Date: Thu, 26 Jun 2014 12:44:51 +0200 Subject: [PATCHv4 0/5] mtd: gpmi: make blockmark swapping optional In-Reply-To: <1402579245-13377-1-git-send-email-LW@KARO-electronics.de> References: <1402579245-13377-1-git-send-email-LW@KARO-electronics.de> Message-ID: <20140626124451.6014fde3@ipc1.ka-ro> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, Lothar Wa?mann wrote: > With a flash-based BBT there is no reason to move the Factory Bad > Block Marker from the data area buffer (to where it is mapped by the > GPMI NAND controller) to the OOB buffer. Thus, make this feature > configurable via DT. This is required for the Ka-Ro electronics > i.MX6 platforms. > > Changes wrt. v2: > - added a warning for i.MX28 to the binding documentation > - fixed the gpmi_ecc_read_subpage() routine which turned on blockmark > swapping unconditionally > - use !GPMI_IS_MX23() in place of this->swap_block_mark (which were > synonymous the original code) in gpmi_ecc_read_oob() and > gpmi_block_markbad() > - make nand-on-flash-bbt a prerequisite for this feature > > patch added: > - add an additional option to turn of BB mark writing > > Changes wrt. v3: > - added two code cleanup patches > - added a patch to turn of NAND_BBT_CREATE, if blockmark swapping is disabled > > any comments on this patchset? Lothar Wa?mann -- ___________________________________________________________ Ka-Ro electronics GmbH | Pascalstra?e 22 | D - 52076 Aachen Phone: +49 2408 1402-0 | Fax: +49 2408 1402-10 Gesch?ftsf?hrer: Matthias Kaussen Handelsregistereintrag: Amtsgericht Aachen, HRB 4996 www.karo-electronics.de | info at karo-electronics.de ___________________________________________________________