File Content: Kconfig # 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. Submit