xilinx: Enable FRU command for all ARM based platforms

Enable it by default for board detection.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/xilinx_zynqmp_virt_defconfig b/configs/xilinx_zynqmp_virt_defconfig
index 01b2f18..8937658 100644
--- a/configs/xilinx_zynqmp_virt_defconfig
+++ b/configs/xilinx_zynqmp_virt_defconfig
@@ -9,6 +9,7 @@
 CONFIG_SPL_SPI_SUPPORT=y
 CONFIG_ZYNQ_MAC_IN_EEPROM=y
 CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET=0x20
+CONFIG_CMD_FRU=y
 CONFIG_ZYNQMP_USB=y
 CONFIG_DEFAULT_DEVICE_TREE="zynqmp-zcu100-revC"
 CONFIG_AHCI=y