Drop HAVE_MAINBOARD_RESOURCES

These existed to provide a hook to add reserved memory regions
in the coreboot memory table. Reserved memory are now
added as resources.

Change-Id: I9f83df33845cfa6973b018a51cf9444dbf0f8667
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/1414
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Peter Stuge <peter@stuge.se>

src/arch/x86/boot/coreboot_table.c

@@ -667,10 +667,6 @@ unsigned long write_coreboot_table(
 	/* Add reserved regions */
 	add_lb_reserved(mem);
 
-#if CONFIG_HAVE_MAINBOARD_RESOURCES
-	add_mainboard_resources(mem);
-#endif
-
 	lb_dump_memory_ranges(mem);
 
 	/* Note:

src/arch/x86/include/arch/coreboot_tables.h

@@ -16,10 +16,6 @@ void lb_memory_range(struct lb_memory *mem,
  */
 struct lb_memory *get_lb_mem(void);
 
-/* defined by mainboard.c if the mainboard requires extra resources */
-int add_mainboard_resources(struct lb_memory *mem);
-int add_northbridge_resources(struct lb_memory *mem);
-
 void fill_lb_gpios(struct lb_gpios *gpios);
 
 #endif /* COREBOOT_TABLE_H */