rtc: r9701: convert to devm_rtc_allocate_device

This allows further improvement of the driver.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20201015191135.471249-5-alexandre.belloni@bootlin.com

diff --git a/drivers/rtc/rtc-r9701.c b/drivers/rtc/rtc-r9701.c
index 183c5a0..9165c18 100644 (file)
--- a/drivers/rtc/rtc-r9701.c
+++ b/drivers/rtc/rtc-r9701.c
@@ -122,14 +122,14 @@ static int r9701_probe(struct spi_device *spi)
                return -ENODEV;
        }
 
-       rtc = devm_rtc_device_register(&spi->dev, "r9701",
-                               &r9701_rtc_ops, THIS_MODULE);
+       rtc = devm_rtc_allocate_device(&spi->dev);
        if (IS_ERR(rtc))
                return PTR_ERR(rtc);
 
        spi_set_drvdata(spi, rtc);
+       rtc->ops = &r9701_rtc_ops;
 
-       return 0;
+       return rtc_register_device(rtc);
 }
 
 static struct spi_driver r9701_driver = {