Separate out the proc- and unit-specific header directories from the general
MN10300 arch headers and place them instead in the same directories as contain
the .c files for the processor and unit implementations.

This permits the symlinks include/asm/proc and include/asm/unit to be
dispensed with.  This does, however, require that #include <asm/proc/xxx.h> be
converted to #include <proc/xxx.h> and similarly for asm/unit -> unit.

Signed-off-by: David Howells <dhowells@redhat.com>
diff --git a/arch/mn10300/include/asm/irq.h b/arch/mn10300/include/asm/irq.h
index 53b3801..25c045d 100644
--- a/arch/mn10300/include/asm/irq.h
+++ b/arch/mn10300/include/asm/irq.h
@@ -16,7 +16,7 @@
 
 #include <asm/intctl-regs.h>
 #include <asm/reset-regs.h>
-#include <asm/proc/irq.h>
+#include <proc/irq.h>
 
 /* this number is used when no interrupt has been assigned */
 #define NO_IRQ		INT_MAX