Synopsys DesignWare AHB DMA support

modulename: dw_dmac.ko

configname: CONFIG_DW_DMAC

Linux Kernel Configuration
└─>Device Drivers
└─>DMA Engine support
└─>Synopsys DesignWare AHB DMA support
In linux kernel since version 2.6.27 (release Date: 2008-10-09)  
Support the Synopsys DesignWare AHB DMA controller. This
can be integrated in chips such as the Atmel AT32ap7000.

source code:
drivers/dma/dw_dmac.c

depends
CONFIG_DMADEVICES
CONFIG_GENERIC_HARDIRQS or CONFIG_HAS_IOMEM

is selected by
CONFIG_SND_ATMEL_AC97C