tty: serial: cpm_uart: 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>
Acked-by: Timur Tabi <timur@tabi.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/cpm_uart/cpm_uart_core.c

@@ -1450,6 +1450,7 @@ static const struct of_device_id cpm_uart_match[] = {
 	},
 	{}
 };
+MODULE_DEVICE_TABLE(of, cpm_uart_match);
 
 static struct platform_driver cpm_uart_driver = {
 	.driver = {