diff --git a/arch/powerpc/sysdev/cpm2.c b/arch/powerpc/sysdev/cpm2.c
index fd969f0..eb59272 100644
--- a/arch/powerpc/sysdev/cpm2.c
+++ b/arch/powerpc/sysdev/cpm2.c
@@ -61,7 +61,7 @@
 void __init cpm2_reset(void)
 {
 #ifdef CONFIG_PPC_85xx
-	cpm2_immr = ioremap(CPM_MAP_ADDR, CPM_MAP_SIZE);
+	cpm2_immr = ioremap(get_immrbase() + 0x80000, CPM_MAP_SIZE);
 #else
 	cpm2_immr = ioremap(get_immrbase(), CPM_MAP_SIZE);
 #endif