| # Copyright (c) 2024 Espressif Systems (Shanghai) CO LTD |
| # |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| config I2S_ESP32 |
| bool "ESP32 I2S driver" |
| default y |
| depends on DT_HAS_ESPRESSIF_ESP32_I2S_ENABLED |
| select DMA if DT_HAS_ESPRESSIF_ESP32_GDMA_ENABLED |
| help |
| Enables the ESP32 I2S driver. |
| |
| if I2S_ESP32 |
| |
| config I2S_ESP32_RX_BLOCK_COUNT |
| int "ESP32 I2S RX block count" |
| default 5 |
| help |
| Max number of blocks waiting to be read from the I2S RX channel. |
| |
| config I2S_ESP32_TX_BLOCK_COUNT |
| int "ESP32 I2S TX block count" |
| default 5 |
| help |
| Max number of blocks waiting to be transmitted by the I2S TX channel. |
| |
| config I2S_ESP32_DMA_DESC_NUM_MAX |
| int "ESP32 I2S number of link descriptors" |
| default 10 |
| depends on !DT_HAS_ESPRESSIF_ESP32_GDMA_ENABLED |
| help |
| Max number of link descriptor available for DMA transfers on each I2S channel |
| |
| config I2S_ESP32_ALLOWED_EMPTY_TX_QUEUE_DEFERRAL_TIME_MS |
| int "ESP32 I2S empty TX queue processing deferral time" |
| default 0 |
| help |
| Allowed deferral time for processing an empty tx queue in milliseconds |
| |
| endif |
