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path: root/drivers/rtc/rtc-bq32k.c
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Diffstat (limited to 'drivers/rtc/rtc-bq32k.c')
-rw-r--r--drivers/rtc/rtc-bq32k.c19
1 files changed, 7 insertions, 12 deletions
diff --git a/drivers/rtc/rtc-bq32k.c b/drivers/rtc/rtc-bq32k.c
index ef52741000a8..7ad34539be4d 100644
--- a/drivers/rtc/rtc-bq32k.c
+++ b/drivers/rtc/rtc-bq32k.c
@@ -1,21 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Driver for TI BQ32000 RTC.
*
* Copyright (C) 2009 Semihalf.
* Copyright (C) 2014 Pavel Machek <pavel@denx.de>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* You can get hardware description at
- * http://www.ti.com/lit/ds/symlink/bq32000.pdf
+ * https://www.ti.com/lit/ds/symlink/bq32000.pdf
*/
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/rtc.h>
#include <linux/init.h>
+#include <linux/kstrtox.h>
#include <linux/errno.h>
#include <linux/bcd.h>
@@ -252,8 +250,7 @@ static void bq32k_sysfs_unregister(struct device *dev)
device_remove_file(dev, &dev_attr_trickle_charge_bypass);
}
-static int bq32k_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+static int bq32k_probe(struct i2c_client *client)
{
struct device *dev = &client->dev;
struct rtc_device *rtc;
@@ -301,20 +298,18 @@ static int bq32k_probe(struct i2c_client *client,
return 0;
}
-static int bq32k_remove(struct i2c_client *client)
+static void bq32k_remove(struct i2c_client *client)
{
bq32k_sysfs_unregister(&client->dev);
-
- return 0;
}
static const struct i2c_device_id bq32k_id[] = {
- { "bq32000", 0 },
+ { "bq32000" },
{ }
};
MODULE_DEVICE_TABLE(i2c, bq32k_id);
-static const struct of_device_id bq32k_of_match[] = {
+static const __maybe_unused struct of_device_id bq32k_of_match[] = {
{ .compatible = "ti,bq32000" },
{ }
};