update DTS files to use jedec,spi-nor compatible string for m25p80 to fix probe issues. Signed-off-by: YuheiOKAWA <tochiro.srchack@gmail.com> SVN-Revision: 49209
update DTS files to use jedec,spi-nor compatible string for m25p80 to fix probe issues. Signed-off-by: YuheiOKAWA <tochiro.srchack@gmail.com> SVN-Revision: 49209