Kconfig 616 B

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  1. config SND_DESIGNWARE_I2S
  2. tristate "Synopsys I2S Device Driver"
  3. depends on CLKDEV_LOOKUP
  4. select SND_SOC_GENERIC_DMAENGINE_PCM
  5. help
  6. Say Y or M if you want to add support for I2S driver for
  7. Synopsys desigwnware I2S device. The device supports upto
  8. maximum of 8 channels each for play and record.
  9. config SND_DESIGNWARE_PCM
  10. tristate "PCM PIO extension for I2S driver"
  11. depends on SND_DESIGNWARE_I2S
  12. help
  13. Say Y, M or N if you want to add a custom ALSA extension that registers
  14. a PCM and uses PIO to transfer data.
  15. This functionality is specially suited for I2S devices that don't have
  16. DMA support.