one for receive.
- dma-names : "tx" for the transmit channel, "rx" for the receive channel.
+Optional properties:
+ - interrupts: The interrupt line number for the I2S controller. Add this
+ parameter if the I2S controller that you are using does not support DMA.
+
For more details on the 'dma', 'dma-names', 'clock' and 'clock-names'
properties please check:
* resource-names.txt