acrn-kernel/drivers/rtc/rtc-generic.c

40 lines
952 B
C

// SPDX-License-Identifier: GPL-2.0-only
/* rtc-generic: RTC driver using the generic RTC abstraction
*
* Copyright (C) 2008 Kyle McMartin <kyle@mcmartin.ca>
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/time.h>
#include <linux/platform_device.h>
#include <linux/rtc.h>
static int __init generic_rtc_probe(struct platform_device *dev)
{
struct rtc_device *rtc;
const struct rtc_class_ops *ops = dev_get_platdata(&dev->dev);
rtc = devm_rtc_device_register(&dev->dev, "rtc-generic",
ops, THIS_MODULE);
if (IS_ERR(rtc))
return PTR_ERR(rtc);
platform_set_drvdata(dev, rtc);
return 0;
}
static struct platform_driver generic_rtc_driver = {
.driver = {
.name = "rtc-generic",
},
};
module_platform_driver_probe(generic_rtc_driver, generic_rtc_probe);
MODULE_AUTHOR("Kyle McMartin <kyle@mcmartin.ca>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Generic RTC driver");
MODULE_ALIAS("platform:rtc-generic");