1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 2*bb0b8820SKuninori Morimotomenu "DesignWare" 3*bb0b8820SKuninori Morimoto 43a9cf8efSRajeev Kumarconfig SND_DESIGNWARE_I2S 53a9cf8efSRajeev Kumar tristate "Synopsys I2S Device Driver" 62f4574ddSArnd Bergmann depends on HAVE_CLK 70d274544SAndrew Jackson select SND_SOC_GENERIC_DMAENGINE_PCM 83a9cf8efSRajeev Kumar help 93a9cf8efSRajeev Kumar Say Y or M if you want to add support for I2S driver for 1044860b96SNik Nyby Synopsys designware I2S device. The device supports up to 1144860b96SNik Nyby a maximum of 8 channels each for play and record. 123a9cf8efSRajeev Kumar 1379361b2bSJose Abreuconfig SND_DESIGNWARE_PCM 14c9afc183SJose Abreu bool "PCM PIO extension for I2S driver" 1579361b2bSJose Abreu depends on SND_DESIGNWARE_I2S 1679361b2bSJose Abreu help 17c9afc183SJose Abreu Say Y or N if you want to add a custom ALSA extension that registers 1879361b2bSJose Abreu a PCM and uses PIO to transfer data. 1979361b2bSJose Abreu 2079361b2bSJose Abreu This functionality is specially suited for I2S devices that don't have 2179361b2bSJose Abreu DMA support. 223a9cf8efSRajeev Kumar 23*bb0b8820SKuninori Morimotoendmenu 24