dmaengine: axi-dmac: Add MODULE_DEVICE_TABLE()

Add MODULE_DEVICE_TABLE() for the axi-dmac driver. This allows the driver
to be loaded on demand when built as a module.

Signed-off-by: Lars-Peter Clausen <[e-mail]>
Signed-off-by: Vinod Koul <[e-mail]>

drivers/dma/dma-axi-dmac.c

···
 	{ .compatible = "adi,axi-dmac-1.00.a" },
 	{ },
 };
+MODULE_DEVICE_TABLE(of, axi_dmac_of_match_table);
 
 static struct platform_driver axi_dmac_driver = {
 	.driver = {