[PATCH V2] Add support for flag status register on Micron chips.

[Huang Shijie]

On Fri, Apr 11, 2014 at 10:03:13AM -0500, grmoore at altera.com wrote:
> From: Graham Moore <grmoore at altera.com>
> 
> Some new Micron flash chips require reading the flag
> status register to determine when operations have completed.
> 
> Furthermore, chips with multi-die stacks of the 65nm 256Mb QSPI also
> require reading the status register before reading the flag status register.
> 
> This patch adds support for the flag status register in the n25q512a1 and n25q00
> Micron QSPI flash chips.
> 
> Signed-off-by: Graham Moore <grmoore at altera.com>
> ---
> V2:
> Remove leading underscore in function names.
> Remove type cast in dev_err call and use the proper format
> specifier instead.
> ---
>  drivers/mtd/devices/m25p80.c |   91 ++++++++++++++++++++++++++++++++++++------
please rebase this patch on the latest l2-mtd, branch spinor.

thanks
Huang Shijie