rtc: s5m: switch to devm_rtc_allocate_device

Switch to devm_rtc_allocate_device/devm_rtc_register_device, this allows
for further improvement of the driver.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210804104133.5158-1-alexandre.belloni@bootlin.com

diff --git a/drivers/rtc/rtc-s5m.c b/drivers/rtc/rtc-s5m.c
index 6b56f8e..4c1596c 100644 (file)
--- a/drivers/rtc/rtc-s5m.c
+++ b/drivers/rtc/rtc-s5m.c
@@ -788,12 +788,16 @@ static int s5m_rtc_probe(struct platform_device *pdev)
 
        device_init_wakeup(&pdev->dev, 1);
 
-       info->rtc_dev = devm_rtc_device_register(&pdev->dev, "s5m-rtc",
-                                                &s5m_rtc_ops, THIS_MODULE);
-
+       info->rtc_dev = devm_rtc_allocate_device(&pdev->dev);
        if (IS_ERR(info->rtc_dev))
                return PTR_ERR(info->rtc_dev);
 
+       info->rtc_dev->ops = &s5m_rtc_ops;
+
+       err = devm_rtc_register_device(info->rtc_dev);
+       if (err)
+               return err;
+
        if (!info->irq) {
                dev_info(&pdev->dev, "Alarm IRQ not available\n");
                return 0;