My npi is on Linux NanoPi-NEO-Air 4.14.52 #93 SMP Thu Jun 28 17:46:52 CST 2018 armv7l armv7l armv7l GNU/Linux. And i am trying to connect a i2s Mem Microphone to the I2S pins of the NEO Air. Anyone has experience of installing I2s MEMs Mic driver into Npi Kernel? Please help. Thanks so much.