default or selected kernelversion does not have config value CONFIG_PINCTRL_K230.
Result is shown for kernelversion 6.6.75

Pinctrl driver for the Canaan Kendryte K230 SoC

modulename: pinctrl-k230.ko

configname: CONFIG_PINCTRL_K230

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>Device Tree and Open Firmware support
└─>Pinctrl driver for the Canaan Kendryte K230 SoC
In linux kernel since version 6.13 (release Date: 2025-01-19)  
Add support for the Canaan Kendryte K230 RISC-V SOC pin controller.

source code: