pico-imx7d: Convert to DM_ETH

Signed-off-by: Joris Offouga <offougajoris@gmail.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>
diff --git a/configs/pico-nymph-imx7d_defconfig b/configs/pico-nymph-imx7d_defconfig
index 5416b45..f328b41 100644
--- a/configs/pico-nymph-imx7d_defconfig
+++ b/configs/pico-nymph-imx7d_defconfig
@@ -59,6 +59,11 @@
 CONFIG_FSL_USDHC=y
 CONFIG_MTD=y
 CONFIG_PHYLIB=y
+CONFIG_PHY_ATHEROS=y
+CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
+CONFIG_FEC_MXC=y
+CONFIG_RGMII=y
 CONFIG_MII=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX7=y