| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | config SND_DESIGNWARE_I2S |
| 2 | tristate "Synopsys I2S Device Driver" |
| 3 | depends on CLKDEV_LOOKUP |
| 4 | select SND_SOC_GENERIC_DMAENGINE_PCM |
| 5 | help |
| 6 | Say Y or M if you want to add support for I2S driver for |
| 7 | Synopsys desigwnware I2S device. The device supports upto |
| 8 | maximum of 8 channels each for play and record. |
| 9 | |
| 10 | config SND_DESIGNWARE_PCM |
| 11 | bool "PCM PIO extension for I2S driver" |
| 12 | depends on SND_DESIGNWARE_I2S |
| 13 | help |
| 14 | Say Y or N if you want to add a custom ALSA extension that registers |
| 15 | a PCM and uses PIO to transfer data. |
| 16 | |
| 17 | This functionality is specially suited for I2S devices that don't have |
| 18 | DMA support. |
| 19 | |