diff --git a/drivers/rtc/rtc-sunplus.c b/drivers/rtc/rtc-sunplus.c
index e8e2ab1103fc049fcfe56aa8e629129847bb6254..4b578e4d44f6aeb48583be4ac5cf7da82b3f96d4 100644
--- a/drivers/rtc/rtc-sunplus.c
+++ b/drivers/rtc/rtc-sunplus.c
@@ -240,8 +240,8 @@ static int sp_rtc_probe(struct platform_device *plat_dev)
 	if (IS_ERR(sp_rtc->reg_base))
 		return dev_err_probe(&plat_dev->dev, PTR_ERR(sp_rtc->reg_base),
 					    "%s devm_ioremap_resource fail\n", RTC_REG_NAME);
-	dev_dbg(&plat_dev->dev, "res = 0x%x, reg_base = 0x%lx\n",
-		sp_rtc->res->start, (unsigned long)sp_rtc->reg_base);
+	dev_dbg(&plat_dev->dev, "res = %pR, reg_base = %p\n",
+		sp_rtc->res, sp_rtc->reg_base);
 
 	sp_rtc->irq = platform_get_irq(plat_dev, 0);
 	if (sp_rtc->irq < 0)