ARM: OMAP: DMA: Move plat/dma.h to plat-omap/dma-omap.h

Move plat/dma.h to plat-omap/dma-omap.h as part of single
zImage work

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c
index ff75abe..4e3ac6b 100644
--- a/arch/arm/mach-omap2/dma.c
+++ b/arch/arm/mach-omap2/dma.c
@@ -30,7 +30,7 @@
 
 #include <plat/omap_hwmod.h>
 #include <plat/omap_device.h>
-#include <plat/dma.h>
+#include <plat-omap/dma-omap.h>
 
 #define OMAP2_DMA_STRIDE	0x60