SMM code on i945 platforms needs udelay()

smm-y wasn't required before, because udelay.c used to be #included from
various files in src/mainboard.

Signed-off-by: Peter Stuge <peter@stuge.se>
Acked-by: Patrick Georgi <patrick.georgi@secunet.com>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6303 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

src/mainboard/getac/p470/mainboard_smi.c

@@ -25,7 +25,6 @@
 #include <cpu/x86/smm.h>
 #include "southbridge/intel/i82801gx/i82801gx.h"
 #include "southbridge/intel/i82801gx/nvs.h"
-#include "northbridge/intel/i945/udelay.c"
 #include "ec.c"
 
 #define MAX_LCD_BRIGHTNESS 0xd8

src/northbridge/intel/i945/Makefile.inc

@@ -26,3 +26,5 @@ romstage-y += raminit.c
 romstage-y += early_init.c
 romstage-y += errata.c
 romstage-y += debug.c
+
+smm-y += udelay.c