How to use GPIO triggers?

Hi, I've tried googling again and again. But I can't seem to find out how to use GPIO triggers with the ADC driver. I am using a patched am335x driver and kernel version 3.11. I can use sysfs triggers to trigger and read a buffer of samples easily. But I cannot figure out how to connect a gpio

How to use GPIO triggers?

Hi, I've tried googling again and again. But I can't seem to find out how to use GPIO triggers with the ADC driver. I am using a patched am335x driver and kernel version 3.11. I can use sysfs triggers to trigger and read a buffer of samples easily. But I cannot figure out how to connect a gpio