zynqmp-generic.conf: Use generic root boot script
Use boot.cmd.generic.root boot script for zynqmp generic
configuration file.
@@ -31,6 +31,7 @@ EXTRA_IMAGEDEPENDS += "libyaml-native python3-cython-native python3-pyyaml-nativ
UBOOT_MACHINE ?= "xilinx_zynqmp_virt_defconfig"
SPL_BINARY ?= "spl/boot.bin"
+BOOTMODE ?= "generic.root"
# Default SD image build onfiguration, use qemu-sd to pad
IMAGE_CLASSES += "image-types-xilinx-qemu"
