dmaengine: add OMAP DMA engine driver

Tested-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index eb2b60e..8be3bf6 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -261,6 +261,12 @@
 	  SA-1110 SoCs.  This DMA engine can only be used with on-chip
 	  devices.
 
+config DMA_OMAP
+	tristate "OMAP DMA support"
+	depends on ARCH_OMAP
+	select DMA_ENGINE
+	select DMA_VIRTUAL_CHANNELS
+
 config DMA_ENGINE
 	bool