this patch add m45pe10 [1] chip support to the m25p80 driver.

[1] http://www.numonyx.com/Documents/Datasheets/M45PE10.pdfSigned-off-by: NMatthieu CASTET <matthieu.castet@parrot.com>
Signed-off-by: NArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com>