configs: enable DM_ETH support for LS1046ARDB

Enable DM_ETH on all the defconfigs for the LS1046ARDB board.

Signed-off-by: Madalin Bucur <madalin.bucur@oss.nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/configs/ls1046ardb_qspi_SECURE_BOOT_defconfig b/configs/ls1046ardb_qspi_SECURE_BOOT_defconfig
index b9c8a88..450c2d0 100644
--- a/configs/ls1046ardb_qspi_SECURE_BOOT_defconfig
+++ b/configs/ls1046ardb_qspi_SECURE_BOOT_defconfig
@@ -15,6 +15,7 @@
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/ram0 earlycon=uart8250,mmio,0x21c0500 mtdparts=1550000.spi-0:1m(rcw),15m(u-boot),48m(kernel.itb);7e800000.flash:16m(nand_uboot),48m(nand_kernel),448m(nand_free)"
 CONFIG_MISC_INIT_R=y
+CONFIG_CMD_DM=y
 CONFIG_CMD_GPT=y
 CONFIG_CMD_I2C=y
 CONFIG_CMD_MMC=y
@@ -37,6 +38,8 @@
 # CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
 CONFIG_PHYLIB=y
 CONFIG_PHY_AQUANTIA=y
+CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_E1000=y
 CONFIG_FMAN_ENET=y
 CONFIG_PCI=y