dmaengine: mmp_tdma: add mmp tdma support

Add support for two-channel dma under dmaengine
support: mmp-adma and pxa910-squ

Signed-off-by: Zhangfei Gao <zhangfei.gao@marvell.com>
Signed-off-by: Leo Yan <leoy@marvell.com>
Signed-off-by: Qiao Zhou <zhouqiao@marvell.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index b376115..90fec0e 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -274,6 +274,16 @@
 	  SA-1110 SoCs.  This DMA engine can only be used with on-chip
 	  devices.
 
+config MMP_TDMA
+	bool "MMP Two-Channel DMA support"
+	default ARCH_MMP
+	select DMA_ENGINE
+	help
+	  Support the MMP Two-Channel DMA engine.
+	  This engine used for MMP Audio DMA and pxa910 SQU.
+
+	  Say Y here if you enabled MMP ADMA, otherwise say N.
+
 config DMA_ENGINE
 	bool