13a9cf8efSRajeev Kumarconfig SND_DESIGNWARE_I2S 23a9cf8efSRajeev Kumar tristate "Synopsys I2S Device Driver" 3d69d6522SMark Brown depends on CLKDEV_LOOKUP 40d274544SAndrew Jackson select SND_SOC_GENERIC_DMAENGINE_PCM 53a9cf8efSRajeev Kumar help 63a9cf8efSRajeev Kumar Say Y or M if you want to add support for I2S driver for 73a9cf8efSRajeev Kumar Synopsys desigwnware I2S device. The device supports upto 83a9cf8efSRajeev Kumar maximum of 8 channels each for play and record. 93a9cf8efSRajeev Kumar 1079361b2bSJose Abreuconfig SND_DESIGNWARE_PCM 11c9afc183SJose Abreu bool "PCM PIO extension for I2S driver" 1279361b2bSJose Abreu depends on SND_DESIGNWARE_I2S 1379361b2bSJose Abreu help 14c9afc183SJose Abreu Say Y or N if you want to add a custom ALSA extension that registers 1579361b2bSJose Abreu a PCM and uses PIO to transfer data. 1679361b2bSJose Abreu 1779361b2bSJose Abreu This functionality is specially suited for I2S devices that don't have 1879361b2bSJose Abreu DMA support. 193a9cf8efSRajeev Kumar 20