default or selected kernelversion does not have config value CONFIG_SPI_XILINX_OF.
Result is shown for kernelversion 5.4.69
Xilinx SPI controller OF device
modulename: xilinx_spi_of.ko
configname: CONFIG_SPI_XILINX_OF
Linux Kernel Configuration
└─>Device Drivers
└─>SPI support
└─>Xilinx SPI controller OF device
In linux kernel since version 2.6.33 (release Date: 2010-02-24)
This is the OF driver for the SPI controller IP from the Xilinx EDK.