Generic sigma delta modulator

modulename: sd_adc_modulator.ko

configname: CONFIG_SD_ADC_MODULATOR

Linux Kernel Configuration
└─>Device Drivers
└─>Industrial I/O support
└─>Analog to digital converters
└─>Generic sigma delta modulator
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Select this option to enables sigma delta modulator. This driver can
support generic sigma delta modulators.

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

source code: