[U-Boot] [PATCH 2/3] mtd/nand : workaround for Freescale FCM to support 4k pagesize Nand chip

Scott Wood scottwood at freescale.com
Wed Nov 23 00:58:44 CET 2011


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 <Shengzhou.Liu at freescale.com>
> Signed-off-by: Liu Shuo <b35362 at freescale.com>
> Signed-off-by: Li Yang <leoli at freescale.com>
> ---
> 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



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