xref: /openbmc/linux/drivers/rtc/rtc-generic.c (revision c4f7ac64)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /* rtc-generic: RTC driver using the generic RTC abstraction
3  *
4  * Copyright (C) 2008 Kyle McMartin <kyle@mcmartin.ca>
5  */
6 
7 #include <linux/kernel.h>
8 #include <linux/module.h>
9 #include <linux/time.h>
10 #include <linux/platform_device.h>
11 #include <linux/rtc.h>
12 
13 static int __init generic_rtc_probe(struct platform_device *dev)
14 {
15 	struct rtc_device *rtc;
16 	const struct rtc_class_ops *ops = dev_get_platdata(&dev->dev);
17 
18 	rtc = devm_rtc_device_register(&dev->dev, "rtc-generic",
19 					ops, THIS_MODULE);
20 	if (IS_ERR(rtc))
21 		return PTR_ERR(rtc);
22 
23 	platform_set_drvdata(dev, rtc);
24 
25 	return 0;
26 }
27 
28 static struct platform_driver generic_rtc_driver = {
29 	.driver = {
30 		.name = "rtc-generic",
31 	},
32 };
33 
34 module_platform_driver_probe(generic_rtc_driver, generic_rtc_probe);
35 
36 MODULE_AUTHOR("Kyle McMartin <kyle@mcmartin.ca>");
37 MODULE_LICENSE("GPL");
38 MODULE_DESCRIPTION("Generic RTC driver");
39 MODULE_ALIAS("platform:rtc-generic");
40