From mboxrd@z Thu Jan 1 00:00:00 1970 From: Scott Wood Date: Tue, 22 Nov 2011 17:58:44 -0600 Subject: [U-Boot] [PATCH 2/3] mtd/nand : workaround for Freescale FCM to support 4k pagesize Nand chip In-Reply-To: <1321952056-20281-2-git-send-email-Shengzhou.Liu@freescale.com> References: <1321952056-20281-1-git-send-email-Shengzhou.Liu@freescale.com> <1321952056-20281-2-git-send-email-Shengzhou.Liu@freescale.com> Message-ID: <4ECC3734.7060306@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 11/22/2011 02:54 AM, Shengzhou Liu wrote: > Freescale FCM controller has a 2K size limitation of buffer RAM. In order > to support the Nand flash chip whose page size is larger than 2K bytes, > we read/write 2k data repeatedly by issuing FIR_OP_RB/FIR_OP_WB and save > them to a large buffer. > > Signed-off-by: Shengzhou Liu > Signed-off-by: Liu Shuo > Signed-off-by: Li Yang > --- > based on 'master' branch of Wolfgang's tree. > > drivers/mtd/nand/fsl_elbc_nand.c | 225 ++++++++++++++++++++++++++++++++++--- > 1 files changed, 206 insertions(+), 19 deletions(-) Please see my feedback on the Linux version of this patch: http://lists.ozlabs.org/pipermail/linuxppc-dev/2011-November/094199.html -Scott