ARM: rmobile: salvator-x: Add RAVB ethernet support

Add support for the AVB ethernet on the Salvator-X board.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/configs/salvator-x_defconfig b/configs/salvator-x_defconfig
index 1478b6a..3738fe4 100644
--- a/configs/salvator-x_defconfig
+++ b/configs/salvator-x_defconfig
@@ -12,7 +12,14 @@
 # CONFIG_CMD_IMLS is not set
 CONFIG_CMD_EDITENV=y
 CONFIG_CMD_SAVEENV=y
+CONFIG_CMD_NET=y
+CONFIG_CMD_NFS=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_DHCP=y
 CONFIG_DOS_PARTITION=y
 CONFIG_MMC=y
 CONFIG_GENERIC_MMC=y
 CONFIG_OF_LIBFDT=y
+CONFIG_DM_ETH=y
+CONFIG_RENESAS_RAVB=y