arm64: zynqmp: Enable net configs for zc1275

This patch enable net configs for zc1275 board.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/xilinx_zynqmp_zc1275_revB_defconfig b/configs/xilinx_zynqmp_zc1275_revB_defconfig
index 0a66ec3..6a80ae8 100644
--- a/configs/xilinx_zynqmp_zc1275_revB_defconfig
+++ b/configs/xilinx_zynqmp_zc1275_revB_defconfig
@@ -31,6 +31,7 @@
 CONFIG_SPL_OF_CONTROL=y
 CONFIG_OF_EMBED=y
 CONFIG_DEFAULT_DEVICE_TREE="zynqmp-zc1275-revB"
+CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_SPL_DM=y
 CONFIG_CLK_ZYNQMP=y
 CONFIG_FPGA_XILINX=y
@@ -46,6 +47,9 @@
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_SPI_FLASH_WINBOND=y
 # CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_PHY_MARVELL=y
+CONFIG_PHY_XILINX_GMII2RGMII=y
+CONFIG_ZYNQ_GEM=y
 CONFIG_DEBUG_UART_ZYNQ=y
 CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ZYNQ_SERIAL=y