CONFIG_ARCH_ZYNQMP is not available for thedefaultarchitecture x86.
Result is shown for architecture arm64

Xilinx ZynqMP Family

configname: CONFIG_ARCH_ZYNQMP

Linux Kernel Configuration
└─>Platform selection
└─>Xilinx ZynqMP Family
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This enables support for Xilinx ZynqMP Family

is selected by
CONFIG_FB_XILINX