diff --git a/configs/P1020RDB-PC_SPIFLASH_defconfig b/configs/P1020RDB-PC_SPIFLASH_defconfig
index da35cdd..db18e2b 100644
--- a/configs/P1020RDB-PC_SPIFLASH_defconfig
+++ b/configs/P1020RDB-PC_SPIFLASH_defconfig
@@ -51,6 +51,8 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_USE_BOOTFILE=y
 CONFIG_BOOTFILE="uImage"
+CONFIG_USE_ETHPRIME=y
+CONFIG_ETHPRIME="eTSEC1"
 CONFIG_DM=y
 CONFIG_DDR_CLK_FREQ=66666666
 CONFIG_CHIP_SELECTS_PER_CTRL=1