CONFIG_ARCH_SD5203 is not available for the default architecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_ARCH_SD5203.
Result is shown for kernelversion 5.10-rc5

Hisilicon SD5203 family

configname: CONFIG_ARCH_SD5203

Linux Kernel Configuration
└─> Hisilicon platform type
└─> Hisilicon SD5203 family

Support for Hisilicon SD5203 SoC family