rtc: mxc_v2: add missing MODULE_DEVICE_TABLE

stable inclusion
from stable-5.10.53
commit 27582c9fa2946e63f292ab94d157681647f979c0
bugzilla: 175574 https://gitee.com/openeuler/kernel/issues/I4DTUX

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=27582c9fa2946e63f292ab94d157681647f979c0

--------------------------------

[ Upstream commit 206e04ec ]

This patch adds missing MODULE_DEVICE_TABLE definition which generates
correct modalias for automatic loading of this driver when it is built
as an external module.
Reported-by: NHulk Robot <hulkci@huawei.com>
Signed-off-by: NBixuan Cui <cuibixuan@huawei.com>
Signed-off-by: NAlexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210508031509.53735-1-cuibixuan@huawei.comSigned-off-by: NSasha Levin <sashal@kernel.org>
Signed-off-by: NChen Jun <chenjun102@huawei.com>
Acked-by: NWeilong Chen <chenweilong@huawei.com>
Signed-off-by: NChen Jun <chenjun102@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

drivers/rtc/rtc-mxc_v2.c

@@ -373,6 +373,7 @@ static const struct of_device_id mxc_ids[] = {
 	{ .compatible = "fsl,imx53-rtc", },
 	{}
 };
+MODULE_DEVICE_TABLE(of, mxc_ids);
 
 static struct platform_driver mxc_rtc_driver = {
 	.driver = {