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path: root/drivers/rtc/rtc-generic.c
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Diffstat (limited to 'drivers/rtc/rtc-generic.c')
-rw-r--r--drivers/rtc/rtc-generic.c30
1 files changed, 3 insertions, 27 deletions
diff --git a/drivers/rtc/rtc-generic.c b/drivers/rtc/rtc-generic.c
index 9b6725ebbfb2..89ae78e93b83 100644
--- a/drivers/rtc/rtc-generic.c
+++ b/drivers/rtc/rtc-generic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* rtc-generic: RTC driver using the generic RTC abstraction
*
* Copyright (C) 2008 Kyle McMartin <kyle@mcmartin.ca>
@@ -9,37 +10,13 @@
#include <linux/platform_device.h>
#include <linux/rtc.h>
-#include <asm/rtc.h>
-
-static int generic_get_time(struct device *dev, struct rtc_time *tm)
-{
- unsigned int ret = get_rtc_time(tm);
-
- if (ret & RTC_BATT_BAD)
- return -EOPNOTSUPP;
-
- return rtc_valid_tm(tm);
-}
-
-static int generic_set_time(struct device *dev, struct rtc_time *tm)
-{
- if (set_rtc_time(tm) < 0)
- return -EOPNOTSUPP;
-
- return 0;
-}
-
-static const struct rtc_class_ops generic_rtc_ops = {
- .read_time = generic_get_time,
- .set_time = generic_set_time,
-};
-
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",
- &generic_rtc_ops, THIS_MODULE);
+ ops, THIS_MODULE);
if (IS_ERR(rtc))
return PTR_ERR(rtc);
@@ -51,7 +28,6 @@ static int __init generic_rtc_probe(struct platform_device *dev)
static struct platform_driver generic_rtc_driver = {
.driver = {
.name = "rtc-generic",
- .owner = THIS_MODULE,
},
};