default or selected kernelversion does not have config value CONFIG_SYSC_RZ.
Result is shown for kernelversion 6.6.86
System controller for RZ SoCs
modulename: rz-sysc.ko
configname: CONFIG_SYSC_RZ
Linux Kernel Configuration
└─>Device Drivers
└─>SOC (System On Chip) specific Drivers
└─>Renesas SoC driver support
└─>System controller for RZ SoCs