From a0594cefb7682dc0c32084d088b3ac0a85ed7395 Mon Sep 17 00:00:00 2001 From: Mugunthan V N Date: Mon, 15 Feb 2016 15:31:37 +0530 Subject: dm: implement a DMA uclass Implement a DMA uclass so that the devices like ethernet, spi, mmc etc can offload the data transfers from/to the device and memory. Signed-off-by: Mugunthan V N Reviewed-by: Simon Glass Reviewed-by: Jagan Teki --- drivers/dma/Kconfig | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'drivers/dma/Kconfig') diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index e69de29bb2..58cb6e9531 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -0,0 +1,15 @@ +menu "DMA Support" + +config DMA + bool "Enable Driver Model for DMA drivers" + depends on DM + help + Enable driver model for DMA. DMA engines can do + asynchronous data transfers without involving the host + CPU. Currently, this framework can be used to offload + memory copies to and from devices like qspi, ethernet + etc Drivers provide methods to access the DMA devices + buses that is used to transfer data to and from memory. + The uclass interface is defined in include/dma.h. + +endmenu # menu "DMA Support" -- cgit v1.2.1