drivers: audio: Add NXP PDM driver

Add NXP PDM driver base DMIC device driver model.

Signed-off-by: Zhaoxiang Jin <[email protected]>

Author: ZhaoxiangJin

drivers/audio/CMakeLists.txt

@@ -2,17 +2,18 @@
 
 zephyr_library()
 
-zephyr_library_sources_ifdef(CONFIG_AUDIO_TLV320AIC3110	tlv320aic3110.c)
-zephyr_library_sources_ifdef(CONFIG_AUDIO_TLV320DAC	tlv320dac310x.c)
-zephyr_library_sources_ifdef(CONFIG_AUDIO_MPXXDTYY	mpxxdtyy.c)
-zephyr_library_sources_ifdef(CONFIG_AUDIO_MPXXDTYY	mpxxdtyy-i2s.c)
-zephyr_library_sources_ifdef(CONFIG_AUDIO_DMIC_NRFX_PDM	dmic_nrfx_pdm.c)
+zephyr_library_sources_ifdef(CONFIG_AUDIO_TLV320AIC3110 tlv320aic3110.c)
+zephyr_library_sources_ifdef(CONFIG_AUDIO_TLV320DAC tlv320dac310x.c)
+zephyr_library_sources_ifdef(CONFIG_AUDIO_MPXXDTYY mpxxdtyy.c)
+zephyr_library_sources_ifdef(CONFIG_AUDIO_MPXXDTYY mpxxdtyy-i2s.c)
+zephyr_library_sources_ifdef(CONFIG_AUDIO_DMIC_NRFX_PDM dmic_nrfx_pdm.c)
 zephyr_library_sources_ifdef(CONFIG_AUDIO_TAS6422DAC tas6422dac.c)
-zephyr_library_sources_ifdef(CONFIG_AUDIO_CODEC_SHELL	codec_shell.c)
+zephyr_library_sources_ifdef(CONFIG_AUDIO_CODEC_SHELL codec_shell.c)
 zephyr_library_sources_ifdef(CONFIG_AUDIO_DMIC_MCUX dmic_mcux.c)
 zephyr_library_sources_ifdef(CONFIG_AUDIO_CODEC_WM8904 wm8904.c)
 zephyr_library_sources_ifdef(CONFIG_AUDIO_CODEC_WM8962 wm8962.c)
 zephyr_library_sources_ifdef(CONFIG_AUDIO_CODEC_CS43L22 cs43l22.c)
 zephyr_library_sources_ifdef(CONFIG_AUDIO_CODEC_PCM1681 pcm1681.c)
 zephyr_library_sources_ifdef(CONFIG_AUDIO_CODEC_MAX98091 max98091.c)
 zephyr_library_sources_ifdef(CONFIG_AUDIO_DMIC_AMBIQ_PDM dmic_ambiq_pdm.c)
+zephyr_library_sources_ifdef(CONFIG_AUDIO_DMIC_NXP_PDM dmic_nxp_pdm.c)

drivers/audio/Kconfig

@@ -67,6 +67,7 @@ source "drivers/audio/Kconfig.mpxxdtyy"
 source "drivers/audio/Kconfig.dmic_pdm_nrfx"
 source "drivers/audio/Kconfig.dmic_mcux"
 source "drivers/audio/Kconfig.dmic_ambiq_pdm"
+source "drivers/audio/Kconfig.dmic_nxp_pdm"
 
 endif # AUDIO_DMIC
 

drivers/audio/Kconfig.dmic_nxp_pdm

@@ -0,0 +1,22 @@
+# Copyright 2025 NXP
+#
+# SPDX-License-Identifier: Apache-2.0
+
+config AUDIO_DMIC_NXP_PDM
+	bool "NXP PDM driver"
+	default y
+	depends on DT_HAS_NXP_PDM_ENABLED
+	select HAS_MCUX
+	select CLOCK_CONTROL
+	help
+	  Enable NXP PDM driver.
+
+if AUDIO_DMIC_NXP_PDM
+
+config DMIC_NXP_PDM_QUEUE_SIZE
+	int "Message queue depth"
+	default 4
+	help
+	  Depth of the message queue used to pass filled buffers to the app.
+
+endif # AUDIO_DMIC_NXP_PDM