diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index f062b424704eeb9a869b656451f0b4752de7ae54..c99ee38f952ec91249397075a6b8fe982016b015 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -974,7 +974,7 @@ config ENC28J60_WRITEVERIFY
 
 config ETHOC
 	tristate "OpenCores 10/100 Mbps Ethernet MAC support"
-	depends on NET_ETHERNET
+	depends on NET_ETHERNET && HAS_IOMEM
 	select MII
 	select PHYLIB
 	help