CONFIG_ARCH_IPQ40XX is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_ARCH_IPQ40XX.
Result is shown for kernelversion 6.9.9

Enable support for IPQ40XX

configname: CONFIG_ARCH_IPQ40XX

Linux Kernel Configuration
└─>Qualcomm Support
└─>Enable support for IPQ40XX
In linux kernel since version 5.1 (release Date: 2019-05-05)