Remove #ifdef'ed hooks for the DS1286 driver through the kernel.  While
cleaning make it work as a module also and add back the core of the driver
got lost when drivers/sgi/ was shredded.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>