[U-Boot] [PATCH v2 4/4] nand: Make NAND lock status compatible with Micron

Scott Wood scottwood at freescale.com
Tue Sep 18 00:36:24 CEST 2012


On Wed, Aug 22, 2012 at 04:49:45PM -0500, Joe Hershberger wrote:
> Micron NAND flash (e.g. MT29F4G08ABADAH4) BLOCK LOCK READ STATUS is not
> the same as others.  Instead of bit 1 being lock, it is #lock_tight.
> To make the driver support either format, ignore bit 1 and use only
> bit 0 and bit 2.
> 
> Signed-off-by: Joe Hershberger <joe.hershberger at ni.com>
> ---
> Changes in v2:
> - Added comment about NAND status work-around
> 
>  common/cmd_nand.c            | 8 +++++++-
>  drivers/mtd/nand/nand_util.c | 2 --
>  include/nand.h               | 1 -
>  3 files changed, 7 insertions(+), 4 deletions(-)

Applied to u-boot-nand-flash.

-Scott



More information about the U-Boot mailing list