default or selected kernelversion does not have config value CONFIG_PINCTRL_PFC_R8A77950.
Result is shown for kernelversion 6.9.9

pin control support for R-Car H3 ES1.x

modulename: pfc-r8a77950.ko

configname: CONFIG_PINCTRL_PFC_R8A77950

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>Renesas pinctrl drivers
└─>pin control support for R-Car H3 ES1.x
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
source code: