diff --git a/include/asm-avr32/setup.h b/include/asm-avr32/setup.h
index 59be821..bca2ee1 100644
--- a/include/asm-avr32/setup.h
+++ b/include/asm-avr32/setup.h
@@ -124,19 +124,13 @@
 #define for_each_tag(t,base)						\
 	for (t = base; t->hdr.size; t = tag_next(t))
 
-extern struct tag_mem_range *mem_phys;
-extern struct tag_mem_range *mem_reserved;
-extern struct tag_mem_range *mem_ramdisk;
-
 extern struct tag *bootloader_tags;
 
-extern void setup_processor(void);
+
+void setup_processor(void);
 extern void board_setup_fbmem(unsigned long fbmem_start,
 			      unsigned long fbmem_size);
 
-/* Chip-specific hook to enable the use of SDRAM */
-void chip_enable_sdram(void);
-
 #endif /* !__ASSEMBLY__ */
 
 #endif  /*  __KERNEL__  */