sh: Cleanup board header directories.

Now with the ide.h mess sorted out, most of these boards
don't need their own directory. Move the headers out, and
update the driver paths.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/boards/shmin/setup.c b/arch/sh/boards/shmin/setup.c
index 2f0c197..a31a1d1 100644
--- a/arch/sh/boards/shmin/setup.c
+++ b/arch/sh/boards/shmin/setup.c
@@ -7,7 +7,7 @@
  */
 #include <linux/init.h>
 #include <asm/machvec.h>
-#include <asm/shmin/shmin.h>
+#include <asm/shmin.h>
 #include <asm/clock.h>
 #include <asm/irq.h>
 #include <asm/io.h>