help
Say Y if you want to enable I2S for STM32
+config SND_SOC_STM32_SPDIFRX
+ tristate "STM32 S/PDIF receiver (SPDIFRX) support"
+ depends on ARCH_STM32 || COMPILE_TEST
+ depends on SND_SOC
+ select SND_SOC_GENERIC_DMAENGINE_PCM
+ select REGMAP_MMIO
+ select SND_SOC_SPDIF
+ help
+ Say Y if you want to enable S/PDIF capture for STM32
+
endmenu