configs: am335x_evm: Add Support for SPL_ETH

Add Support for booting from Ethernet.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
diff --git a/configs/am335x_evm_defconfig b/configs/am335x_evm_defconfig
index 887b4a4..10f6069 100644
--- a/configs/am335x_evm_defconfig
+++ b/configs/am335x_evm_defconfig
@@ -11,6 +11,7 @@
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
 CONFIG_VERSION_VARIABLE=y
 CONFIG_ARCH_MISC_INIT=y
+CONFIG_SPL_ETH_SUPPORT=y
 # CONFIG_SPL_FS_EXT4 is not set
 CONFIG_SPL_MTD_SUPPORT=y
 CONFIG_SPL_MUSB_NEW_SUPPORT=y