sc520: Define MMCR address in include file
diff --git a/arch/i386/cpu/sc520/sc520.c b/arch/i386/cpu/sc520/sc520.c
index b99408c..7caa4c8 100644
--- a/arch/i386/cpu/sc520/sc520.c
+++ b/arch/i386/cpu/sc520/sc520.c
@@ -38,7 +38,7 @@
  * unsigned long init_sc520_dram(void)
  */
 
-volatile sc520_mmcr_t *sc520_mmcr = (sc520_mmcr_t *)0xfffef000;
+sc520_mmcr_t *sc520_mmcr = (sc520_mmcr_t *)SC520_MMCR_BASE;
 
 int cpu_init_f(void)
 {