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authorKedareswara rao Appana <appana.durga.rao@xilinx.com>2016-06-24 08:21:25 +0300
committerVinod Koul <vinod.koul@intel.com>2016-07-08 08:21:35 +0300
commitfde57a7c4474b2d00b7b82b94aa2dd0160b1bbee (patch)
treebef535d2bd436bc57d108f8ff9c78b572f1b2402 /drivers/dma/Kconfig
parent5cd0749af203a2f321d07721b0ebd744fe4ac129 (diff)
downloadlinux-fde57a7c4474b2d00b7b82b94aa2dd0160b1bbee.tar.xz
dmaengine: xilinx: Rename driver and config
In the existing vdma driver support for AXI DMA and CDMA got added so the driver is no longer VDMA specific. This patch renames the driver and DT binding doc to xilinx_dma and updates the Kconfig description for all the DMAS. Signed-off-by: Kedareswara rao Appana <appanad@xilinx.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/Kconfig')
-rw-r--r--drivers/dma/Kconfig11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 8c98779a12b1..1f39f3ef6c8d 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -519,19 +519,24 @@ config XGENE_DMA
help
Enable support for the APM X-Gene SoC DMA engine.
-config XILINX_VDMA
- tristate "Xilinx AXI VDMA Engine"
+config XILINX_DMA
+ tristate "Xilinx AXI DMAS Engine"
depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
select DMA_ENGINE
help
Enable support for Xilinx AXI VDMA Soft IP.
- This engine provides high-bandwidth direct memory access
+ AXI VDMA engine provides high-bandwidth direct memory access
between memory and AXI4-Stream video type target
peripherals including peripherals which support AXI4-
Stream Video Protocol. It has two stream interfaces/
channels, Memory Mapped to Stream (MM2S) and Stream to
Memory Mapped (S2MM) for the data transfers.
+ AXI CDMA engine provides high-bandwidth direct memory access
+ between a memory-mapped source address and a memory-mapped
+ destination address.
+ AXI DMA engine provides high-bandwidth one dimensional direct
+ memory access between memory and AXI4-Stream target peripherals.
config ZX_DMA
tristate "ZTE ZX296702 DMA support"