Intel IXP4xx GPIO

modulename: gpio-ixp4xx.ko

configname: CONFIG_GPIO_IXP4XX

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>Device Tree and Open Firmware support
└─>Intel IXP4xx GPIO
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Say yes here to support the GPIO functionality of a number of Intel
IXP4xx series of chips.

If unsure, say N.

source code:
selects
CONFIG_GPIO_GENERIC
CONFIG_GPIOLIB_IRQCHIP
CONFIG_IRQ_DOMAIN_HIERARCHY

depends
CONFIG_GPIOLIB
CONFIG_HAS_IOMEM
CONFIG_COMPILE_TEST or CONFIG_ARCH_IXP4XX
CONFIG_OF

is depended by
CONFIG_ARCH_IXP4XX