default or selected kernelversion does not have config value CONFIG_GPIO_NCT6694.
Result is shown for kernelversion 6.18-rc3

Nuvoton NCT6694 GPIO controller support

modulename: gpio-nct6694.ko

configname: CONFIG_GPIO_NCT6694

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>MFD GPIO expanders
└─>Nuvoton NCT6694 GPIO controller support
This driver supports 8 GPIO pins per bank that can all be interrupt
sources.

This driver can also be built as a module. If so, the module will be
called gpio-nct6694.

source code:
selects
CONFIG_GENERIC_IRQ_CHIP
CONFIG_GPIOLIB_IRQCHIP