dmaengine: fsldma: Fix module autoload for OF platform driver

This platform driver has a OF device ID table but the OF module
alias information is not created so module autoloading won't work.
Signed-off-by: Luis de Bethencourt <luisbg@osg.samsung.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

drivers/dma/fsldma.c

@@ -1512,6 +1512,7 @@ static const struct of_device_id fsldma_of_ids[] = {
 	{ .compatible = "fsl,elo-dma", },
 	{}
 };
+MODULE_DEVICE_TABLE(of, fsldma_of_ids);
 
 static struct platform_driver fsldma_of_driver = {
 	.driver = {