1 files changed, 12 insertions, 7 deletions

diff --git a/drivers/rtc/rtc-palmas.c b/drivers/rtc/rtc-palmas.c
index 59c42986254e..50204d474eb7 100644
--- a/drivers/rtc/rtc-palmas.c
+++ b/drivers/rtc/rtc-palmas.c
@@ -30,6 +30,7 @@
 #include <linux/kernel.h>
 #include <linux/mfd/palmas.h>
 #include <linux/module.h>
+#include <linux/of.h>
 #include <linux/rtc.h>
 #include <linux/types.h>
 #include <linux/platform_device.h>
@@ -264,7 +265,7 @@ static int palmas_rtc_probe(struct platform_device *pdev)
 
         palmas_rtc->irq = platform_get_irq(pdev, 0);
 
-        palmas_rtc->rtc = rtc_device_register(pdev->name, &pdev->dev,
+        palmas_rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
                                 &palmas_rtc_ops, THIS_MODULE);
         if (IS_ERR(palmas_rtc->rtc)) {
                 ret = PTR_ERR(palmas_rtc->rtc);
@@ -272,14 +273,13 @@ static int palmas_rtc_probe(struct platform_device *pdev)
                 return ret;
         }
 
-        ret = request_threaded_irq(palmas_rtc->irq, NULL,
+        ret = devm_request_threaded_irq(&pdev->dev, palmas_rtc->irq, NULL,
                         palmas_rtc_interrupt,
                         IRQF_TRIGGER_LOW | IRQF_ONESHOT |
                         IRQF_EARLY_RESUME,
                         dev_name(&pdev->dev), palmas_rtc);
         if (ret < 0) {
                 dev_err(&pdev->dev, "IRQ request failed, err = %d\n", ret);
-                rtc_device_unregister(palmas_rtc->rtc);
                 return ret;
         }
 
@@ -289,11 +289,7 @@ static int palmas_rtc_probe(struct platform_device *pdev)
 
 static int palmas_rtc_remove(struct platform_device *pdev)
 {
-        struct palmas_rtc *palmas_rtc = platform_get_drvdata(pdev);
-
         palmas_rtc_alarm_irq_enable(&pdev->dev, 0);
-        free_irq(palmas_rtc->irq, palmas_rtc);
-        rtc_device_unregister(palmas_rtc->rtc);
         return 0;
 }
 
@@ -321,6 +317,14 @@ static const struct dev_pm_ops palmas_rtc_pm_ops = {
         SET_SYSTEM_SLEEP_PM_OPS(palmas_rtc_suspend, palmas_rtc_resume)
 };
 
+#ifdef CONFIG_OF
+static struct of_device_id of_palmas_rtc_match[] = {
+        { .compatible = "ti,palmas-rtc"},
+        { },
+};
+MODULE_DEVICE_TABLE(of, of_palmas_rtc_match);
+#endif
+
 static struct platform_driver palmas_rtc_driver = {
         .probe          = palmas_rtc_probe,
         .remove         = palmas_rtc_remove,
@@ -328,6 +332,7 @@ static struct platform_driver palmas_rtc_driver = {
                 .owner  = THIS_MODULE,
                 .name   = "palmas-rtc",
                 .pm     = &palmas_rtc_pm_ops,
+                .of_match_table = of_match_ptr(of_palmas_rtc_match),
         },
 };