rtc: m48t59: switch to rtc_register_device

This allows for future improvement of the driver.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c
index d99a705bec07..e248e56ff8a1 100644
--- a/drivers/rtc/rtc-m48t59.c
+++ b/drivers/rtc/rtc-m48t59.c
@@ -480,11 +480,16 @@ static int m48t59_rtc_probe(struct platform_device *pdev)
         spin_lock_init(&m48t59->lock);
         platform_set_drvdata(pdev, m48t59);
 
-        m48t59->rtc = devm_rtc_device_register(&pdev->dev, name, ops,
-                                                THIS_MODULE);
+        m48t59->rtc = devm_rtc_allocate_device(&pdev->dev);
         if (IS_ERR(m48t59->rtc))
                 return PTR_ERR(m48t59->rtc);
 
+        m48t59->rtc->ops = ops;
+
+        ret = rtc_register_device(m48t59->rtc);
+        if (ret)
+                return ret;
+
         m48t59_nvram_attr.size = pdata->offset;
 
         ret = sysfs_create_bin_file(&pdev->dev.kobj, &m48t59_nvram_attr);