default or selected kernelversion does not have config value CONFIG_PINCTRL_MT6893.
Result is shown for kernelversion 6.16-rc7

MediaTek Dimensity MT6893 pin control

modulename: pinctrl-mt6893.ko

configname: CONFIG_PINCTRL_MT6893

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>MediaTek pinctrl drivers
└─>Device Tree and Open Firmware support
└─>MediaTek Dimensity MT6893 pin control
In linux kernel since version 6.1.145 (release Date: 2025-07-14)  
Say yes here to support pin controller and gpio driver
on the MediaTek Dimensity 1200 MT6893 Smartphone SoC.

source code:

depends
CONFIG_OF
CONFIG_PINCTRL
CONFIG_ARM64 or CONFIG_COMPILE_TEST
CONFIG_ARCH_AIROHA or CONFIG_ARCH_MEDIATEK or CONFIG_COMPILE_TEST or CONFIG_RALINK