drivers/rtc/rtc-generic.c

   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");