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.

selects

CONFIG_AD7606