Georg Acher <acher@in.tum.de> implements the buffer flash mode for Spansion...

Georg Acher <acher@in.tum.de> implements the buffer flash mode for Spansion flashes. It's basically a clone of the Intel version, just a few details differ

git-svn-id: svn://svn.berlios.de/openocd/trunk@1017 b42882b7-edfa-0310-969c-e2dbd0fdcd60