diff --git a/drivers/rtc/rtc-wm8350.c b/drivers/rtc/rtc-wm8350.c
index af81dd6..fa247de 100644
--- a/drivers/rtc/rtc-wm8350.c
+++ b/drivers/rtc/rtc-wm8350.c
@@ -339,7 +339,7 @@
 	.alarm_irq_enable = wm8350_rtc_alarm_irq_enable,
 };
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int wm8350_rtc_suspend(struct device *dev)
 {
 	struct platform_device *pdev = to_platform_device(dev);
@@ -375,10 +375,6 @@
 
 	return 0;
 }
-
-#else
-#define wm8350_rtc_suspend NULL
-#define wm8350_rtc_resume NULL
 #endif
 
 static int wm8350_rtc_probe(struct platform_device *pdev)
@@ -469,10 +465,8 @@
 	return 0;
 }
 
-static struct dev_pm_ops wm8350_rtc_pm_ops = {
-	.suspend = wm8350_rtc_suspend,
-	.resume = wm8350_rtc_resume,
-};
+static SIMPLE_DEV_PM_OPS(wm8350_rtc_pm_ops, wm8350_rtc_suspend,
+			wm8350_rtc_resume);
 
 static struct platform_driver wm8350_rtc_driver = {
 	.probe = wm8350_rtc_probe,