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path: root/drivers/rtc/rtc-ds1511.c
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Diffstat (limited to 'drivers/rtc/rtc-ds1511.c')
-rw-r--r--drivers/rtc/rtc-ds1511.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c
index bc7b4fc..b13d139 100644
--- a/drivers/rtc/rtc-ds1511.c
+++ b/drivers/rtc/rtc-ds1511.c
@@ -371,8 +371,7 @@ ds1511_interrupt(int irq, void *dev_id)
events |= RTC_UF;
else
events |= RTC_AF;
- if (likely(pdata->rtc))
- rtc_update_irq(pdata->rtc, 1, events);
+ rtc_update_irq(pdata->rtc, 1, events);
}
spin_unlock(&pdata->lock);
return events ? IRQ_HANDLED : IRQ_NONE;
@@ -473,7 +472,6 @@ static struct bin_attribute ds1511_nvram_attr = {
static int ds1511_rtc_probe(struct platform_device *pdev)
{
- struct rtc_device *rtc;
struct resource *res;
struct rtc_plat_data *pdata;
int ret = 0;
@@ -512,6 +510,12 @@ static int ds1511_rtc_probe(struct platform_device *pdev)
spin_lock_init(&pdata->lock);
platform_set_drvdata(pdev, pdata);
+
+ pdata->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
+ &ds1511_rtc_ops, THIS_MODULE);
+ if (IS_ERR(pdata->rtc))
+ return PTR_ERR(pdata->rtc);
+
/*
* if the platform has an interrupt in mind for this device,
* then by all means, set it
@@ -526,15 +530,12 @@ static int ds1511_rtc_probe(struct platform_device *pdev)
}
}
- rtc = devm_rtc_device_register(&pdev->dev, pdev->name, &ds1511_rtc_ops,
- THIS_MODULE);
- if (IS_ERR(rtc))
- return PTR_ERR(rtc);
- pdata->rtc = rtc;
-
ret = sysfs_create_bin_file(&pdev->dev.kobj, &ds1511_nvram_attr);
+ if (ret)
+ dev_err(&pdev->dev, "Unable to create sysfs entry: %s\n",
+ ds1511_nvram_attr.attr.name);
- return ret;
+ return 0;
}
static int ds1511_rtc_remove(struct platform_device *pdev)
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