STMicroelectronics STM32 dma multiplexer support

modulename: stm32-dmamux.ko

configname: CONFIG_STM32_DMAMUX

Linux Kernel Configuration
└─>Device Drivers
└─>DMA Engine support
└─>STMicroelectronics STM32 dma multiplexer support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Enable support for the on-chip DMA multiplexer on STMicroelectronics
STM32 MCUs.
If you have a board based on such a MCU and wish to use DMAMUX say Y
here.

source code:
depends
CONFIG_DMADEVICES
CONFIG_COMPILE_TEST or CONFIG_STM32_DMA