net: Fix dependencies for !HAS_IOMEM archs

Not every arch has io memory.
So, unbreak the build by fixing the dependencies.

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/ezchip/Kconfig b/drivers/net/ethernet/ezchip/Kconfig
index 48ecbc8..b423ad3 100644
--- a/drivers/net/ethernet/ezchip/Kconfig
+++ b/drivers/net/ethernet/ezchip/Kconfig
@@ -18,6 +18,7 @@
 config EZCHIP_NPS_MANAGEMENT_ENET
 	tristate "EZchip NPS management enet support"
 	depends on OF_IRQ && OF_NET
+	depends on HAS_IOMEM
 	---help---
 	  Simple LAN device for debug or management purposes.
 	  Device supports interrupts for RX and TX(completion).
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 60994a8..f0a77020 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -186,6 +186,7 @@
 config MDIO_OCTEON
 	tristate "Support for MDIO buses on Octeon and ThunderX SOCs"
 	depends on 64BIT
+	depends on HAS_IOMEM
 	help
 
 	  This module provides a driver for the Octeon and ThunderX MDIO