From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Roese Date: Mon, 30 Sep 2013 17:11:15 +0200 Subject: [U-Boot] [PATCH v7 1/5] mtd: nand: omap: enable BCH ECC scheme using ELM for generic platform In-Reply-To: <1380550418-17327-2-git-send-email-pekon@ti.com> References: <1380550418-17327-1-git-send-email-pekon@ti.com> <1380550418-17327-2-git-send-email-pekon@ti.com> Message-ID: <52499493.5070104@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Pekon, On 30.09.2013 16:13, Pekon Gupta wrote: > BCH8_ECC scheme implemented in omap_gpmc.c driver has following favours > +-----------------------------------+-----------------+-----------------+ > |ECC Scheme | ECC Calculation | Error Detection | > +-----------------------------------+-----------------+-----------------+ > |OMAP_ECC_BCH8_CODE_HW |GPMC |ELM H/W engine | > |OMAP_ECC_BCH8_CODE_HW_DETECTION_SW |GPMC |S/W BCH library | > +-----------------------------------+-----------------+-----------------+ > > Current implementation limits the BCH8_CODE_HW only for AM33xx device family. > (using CONFIG_AM33XX). However, other SoC families (like TI81xx) also have > ELM hardware module, and can support ECC error detection using ELM. > > This patch > - removes CONFIG_AM33xx > Thus this driver can be reused by all devices having ELM h/w engine. Do you have an overview, which TI devices actually have this ELM h/w engine integrated? Especially if its integrated in the OMAP3530 SoC? I'm currently scanning the users manual and can't find any reference to this IP block. Thanks, Stefan