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authorAlexandre Belloni <alexandre.belloni@bootlin.com>2019-04-08 00:05:34 +0300
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2019-04-08 15:35:12 +0300
commitd1fbe695d889959e2430379cc989cd399fa9e253 (patch)
treeaacb2d545de246325a7c38742e9e1e5e13f23dd5 /drivers/rtc/rtc-ds1672.c
parent43dae505dae6ac86105fedb5e2ee3530e6aa1770 (diff)
downloadlinux-d1fbe695d889959e2430379cc989cd399fa9e253.tar.xz
rtc: ds1672: set range
The ds1672 is a 32bit seconds counter. Also remove erroneous comment claiming that epoch is set to 2000, it was not. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-ds1672.c')
-rw-r--r--drivers/rtc/rtc-ds1672.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/rtc/rtc-ds1672.c b/drivers/rtc/rtc-ds1672.c
index b1ebca099b0d..b9860820cc90 100644
--- a/drivers/rtc/rtc-ds1672.c
+++ b/drivers/rtc/rtc-ds1672.c
@@ -21,12 +21,10 @@
#define DS1672_REG_CONTROL_EOSC 0x80
-static struct i2c_driver ds1672_driver;
-
/*
* In the routines that deal directly with the ds1672 hardware, we use
* rtc_time -- month 0-11, hour 0-23, yr = calendar year-epoch
- * Epoch is initialized as 2000. Time is set to UTC.
+ * Time is set to UTC.
*/
static int ds1672_get_datetime(struct i2c_client *client, struct rtc_time *tm)
{
@@ -164,8 +162,16 @@ static int ds1672_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
return -ENODEV;
- rtc = devm_rtc_device_register(&client->dev, ds1672_driver.driver.name,
- &ds1672_rtc_ops, THIS_MODULE);
+ rtc = devm_rtc_allocate_device(&client->dev);
+ if (IS_ERR(rtc))
+ return PTR_ERR(rtc);
+
+ rtc->ops = &ds1672_rtc_ops;
+ rtc->range_max = U32_MAX;
+
+ err = rtc_register_device(rtc);
+ if (err)
+ return err;
if (IS_ERR(rtc))
return PTR_ERR(rtc);