4.3.13.2 Unsupported hardware features

SPI Slave: MutekH has no driver class for this;

AAR: This is of no usefulness for current MutekH BLE stack implementation;

WDT: Watchdog is not a kernel feature;

QDEC: MutekH has no such device definition yet,

nRF52 TWIE block with EasyDMA,

nRF52 NFC tag interface,

nRF52 I2S audio interfaces.