Kill off the hd64461 io.c, as all of the hd64461 users are now using the generic I/O routines. [ hd64461/ moved to hd64461.c by Paul ] Signed-off-by: Kristoffer Ericson <kristoffer.ericson@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>