channels, Memory Mapped to Stream (MM2S) and Stream to
Memory Mapped (S2MM) for the data transfers.
+config DMA_SUN6I
+ tristate "Allwinner A31 SoCs DMA support"
+ depends on MACH_SUN6I || COMPILE_TEST
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support for the DMA engine for Allwinner A31 SoCs.
+
config DMA_ENGINE
bool