CONFIG_ARCH_MICROCHIP is not available for thedefaultarchitecture x86.
Result is shown for architecture riscv
Microchip SoCs
configname: CONFIG_ARCH_MICROCHIP
Linux Kernel Configuration
└─>SoC selection
└─>Microchip SoCs
In linux kernel since version 4.19.318 (release Date: 2024-07-18)
This enables support for Microchip SoC platforms.