| # Copyright (c) 2025 Ambiq Micro Inc. |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| config AUDIO_DMIC_AMBIQ_PDM |
| bool "Ambiq PDM driver" |
| default y |
| depends on DT_HAS_AMBIQ_PDM_ENABLED |
| select AMBIQ_HAL |
| select AMBIQ_HAL_USE_PDM |
| select PINCTRL |
| help |
| Enable support for Ambiq PDM driver for Apollo 5 MCU. |
| |
| if AUDIO_DMIC_AMBIQ_PDM |
| |
| config PDM_AMBIQ_HANDLE_CACHE |
| bool "Turn on cache handling in PDM driver" |
| default y |
| depends on CACHE_MANAGEMENT && DCACHE |
| help |
| Disable this if cache has been handled in upper layers. |
| |
| config PDM_AMBIQ_BUFFER_ALIGNMENT |
| int "Set the PDM DMA TCB buffer alignment" |
| default DCACHE_LINE_SIZE if DCACHE |
| help |
| PDM buffer should be 32bytes aligned when placed in cacheable region. |
| |
| endif |
