m68k: fix mcf5441x total interrupt number

Signed-off-by: Angelo Dureghello <angelo@sysam.it>
diff --git a/arch/m68k/include/asm/immap.h b/arch/m68k/include/asm/immap.h
index 06bc2a0..80fa257 100644
--- a/arch/m68k/include/asm/immap.h
+++ b/arch/m68k/include/asm/immap.h
@@ -362,7 +362,7 @@
 #endif
 
 #define CONFIG_SYS_INTR_BASE		(MMAP_INTC0)
-#define CONFIG_SYS_NUM_IRQS		(128)
+#define CONFIG_SYS_NUM_IRQS		(192)
 
 #endif				/* CONFIG_M54418 */