From 55da094824c4ef1d50bc591733d79448d00265bb Mon Sep 17 00:00:00 2001 From: Arnaud Pouliquen Date: Wed, 10 Jan 2018 11:13:15 +0100 Subject: ASoC: stm32: add DFSDM DAI support Add driver to handle DAI interface for PDM microphones connected to Digital Filter for Sigma Delta Modulators IP. Signed-off-by: Arnaud Pouliquen Signed-off-by: Mark Brown --- sound/soc/stm/Kconfig | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'sound/soc/stm/Kconfig') diff --git a/sound/soc/stm/Kconfig b/sound/soc/stm/Kconfig index 3398e6c57f37..a78f7700d489 100644 --- a/sound/soc/stm/Kconfig +++ b/sound/soc/stm/Kconfig @@ -28,4 +28,15 @@ config SND_SOC_STM32_SPDIFRX help Say Y if you want to enable S/PDIF capture for STM32 +config SND_SOC_STM32_DFSDM + tristate "SoC Audio support for STM32 DFSDM" + depends on (ARCH_STM32 && OF && STM32_DFSDM_ADC) || COMPILE_TEST + depends on SND_SOC + select SND_SOC_GENERIC_DMAENGINE_PCM + select SND_SOC_DMIC + select IIO_BUFFER_CB + help + Select this option to enable the STM32 Digital Filter + for Sigma Delta Modulators (DFSDM) driver used + in various STM32 series for digital microphone capture. endmenu -- cgit