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- # SPDX-License-Identifier: GPL-2.0-only
- config SND_DESIGNWARE_I2S
- tristate "Synopsys I2S Device Driver"
- depends on HAVE_CLK
- select SND_SOC_GENERIC_DMAENGINE_PCM
- help
- Say Y or M if you want to add support for I2S driver for
- Synopsys designware I2S device. The device supports up to
- a maximum of 8 channels each for play and record.
- config SND_DESIGNWARE_PCM
- bool "PCM PIO extension for I2S driver"
- depends on SND_DESIGNWARE_I2S
- help
- Say Y or N if you want to add a custom ALSA extension that registers
- a PCM and uses PIO to transfer data.
- This functionality is specially suited for I2S devices that don't have
- DMA support.
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