arm: kirkwood: enable DM_ETH for LaCie board

This patch enables DM_ETH for the following Kirkwood-based LaCie boards:

- d2 Network v2
- Internet Space v2
- 2Big Network v2
- Network Space v2
- Network Space Lite v2
- Network Space Max v2
- Network Space Mini v2

Signed-off-by: Simon Guinot <simon.guinot@sequanux.org>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/configs/netspace_mini_v2_defconfig b/configs/netspace_mini_v2_defconfig
index 7e013b4..6cfaccf 100644
--- a/configs/netspace_mini_v2_defconfig
+++ b/configs/netspace_mini_v2_defconfig
@@ -43,6 +43,7 @@
 # CONFIG_MMC is not set
 CONFIG_DM_SPI_FLASH=y
 CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_DM_ETH=y
 CONFIG_MVGBE=y
 CONFIG_MII=y
 CONFIG_SYS_NS16550=y