ata: pata_ixp4xx: Enable module autoloading

Add MODULE_DEVICE_TABLE(), so modules can be properly autoloaded based
on the alias from of_device_id table.

Signed-off-by: Liao Chen <liaochen4@huawei.com>
Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>

Author: Liao Chen

drivers/ata/pata_ixp4xx_cf.c

@@ -290,6 +290,7 @@ static const struct of_device_id ixp4xx_pata_of_match[] = {
 	{ .compatible = "intel,ixp4xx-compact-flash", },
 	{ /* sentinel */ }
 };
+MODULE_DEVICE_TABLE(of, ixp4xx_pata_of_match);
 
 static struct platform_driver ixp4xx_pata_platform_driver = {
 	.driver	 = {