[MIPS] Alchemy: kill useless #include's, #define's and extern's

Go thru the Alchemy code and hunt down every unneeded #include, #define, and
extern (some of which refer to already long dead functions).

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/pci/fixup-au1000.c b/arch/mips/pci/fixup-au1000.c
index ca0276c..00c36c9 100644
--- a/arch/mips/pci/fixup-au1000.c
+++ b/arch/mips/pci/fixup-au1000.c
@@ -26,12 +26,9 @@
  *  with this program; if not, write  to the Free Software Foundation, Inc.,
  *  675 Mass Ave, Cambridge, MA 02139, USA.
  */
-#include <linux/types.h>
-#include <linux/pci.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
 
-#include <asm/mach-au1x00/au1000.h>
+#include <linux/pci.h>
+#include <linux/init.h>
 
 extern char irq_tab_alchemy[][5];