diff --git a/lib_blackfin/cache.c b/lib_blackfin/cache.c
index 9d71bcb..6fc4983 100644
--- a/lib_blackfin/cache.c
+++ b/lib_blackfin/cache.c
@@ -33,11 +33,7 @@
 
 void flush_cache(unsigned long dummy1, unsigned long dummy2)
 {
-	if ((dummy1 >= L1_ISRAM) && (dummy1 < L1_ISRAM_END))
-		return;
-	if ((dummy1 >= DATA_BANKA_SRAM) && (dummy1 < DATA_BANKA_SRAM_END))
-		return;
-	if ((dummy1 >= DATA_BANKB_SRAM) && (dummy1 < DATA_BANKB_SRAM_END))
+	if (dummy1 >= 0xE0000000)
 		return;
 
 	if (icache_status())