kernelconfig_penguin

spi interface support

modulename: ad7606_spi.ko
configname: CONFIG_AD7606_IFACE_SPI

Linux Kernel Configuration
└─> Device Drivers
└─> Staging drivers
└─> IIO staging drivers
└─> Analog to digital converters
└─> SPI support
└─> spi interface support

In linux kernel since version 2.6.39 (release Date: 2011-05-18)  

Say yes here to include parallel interface support on the AD7606
ADC driver.