dma: Allow TI_EDMA selectable for ARCH_KEYSTONE

Allow the TI_EDMA to be built for ARCH_KEYSTONE which also supports
the EDMA IP.
Acked-by: NVinod Koul <vinod.koul@intel.com>
Signed-off-by: NSantosh Shilimkar <santosh.shilimkar@ti.com>

drivers/dma/Kconfig

@@ -195,7 +195,7 @@ config SIRF_DMA
 
 config TI_EDMA
 	bool "TI EDMA support"
-	depends on ARCH_DAVINCI || ARCH_OMAP
+	depends on ARCH_DAVINCI || ARCH_OMAP || ARCH_KEYSTONE
 	select DMA_ENGINE
 	select DMA_VIRTUAL_CHANNELS
 	select TI_PRIV_EDMA