# SPDX-License-Identifier: GPL-2.0-only config [31mCONFIG_SND_DESIGNWARE_I2S[0m tristate "Synopsys I2S Device Driver" depends on [31mCONFIG_CLKDEV_LOOKUP[0m select [31mCONFIG_SND_SOC_GENERIC_DMAENGINE_PCM[0m help Say Y or [31mCONFIG_M[0m 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 [31mCONFIG_SND_DESIGNWARE_PCM[0m bool "PCM PIO extension for I2S driver" depends on [31mCONFIG_SND_DESIGNWARE_I2S[0m 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. |