net: systemport: 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 <[email protected]>
Acked-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: luisbg

drivers/net/ethernet/broadcom/bcmsysport.c

@@ -2079,6 +2079,7 @@ static const struct of_device_id bcm_sysport_of_match[] = {
 	{ .compatible = "brcm,systemport" },
 	{ /* sentinel */ }
 };
+MODULE_DEVICE_TABLE(of, bcm_sysport_of_match);
 
 static struct platform_driver bcm_sysport_driver = {
 	.probe	= bcm_sysport_probe,