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# SPDX-License-Identifier: GPL-2.0-only
config SND_DESIGNWARE_I2S
tristate "Synopsys I2S Device Driver"
depends on CLKDEV_LOOKUP
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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