Gather the STM32 DMA controllers under drivers/dma/stm32/
Signed-off-by: Amelie Delaunay <amelie.delaunay@foss.st.com>
Link: https://lore.kernel.org/r/20240531150712.2503554-3-amelie.delaunay@foss.st.comSigned-off-by: Vinod Koul <vkoul@kernel.org>