Maxim MAX7301 GPIO expander
modulename: gpio-max7301.ko
configname: CONFIG_GPIO_MAX7301
Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Maxim MAX7301 GPIO expander
In linux kernel since version 2.6.27 (release Date: 2008-10-09)
GPIO driver for Maxim MAX7301 SPI-based GPIO expander.