diff --git a/drivers/ptp/ptp_dte.c b/drivers/ptp/ptp_dte.c
index a7dc43368df43566b8d164e404976feb17759071..5b6393e3ea275b46f426af7e159ff3866a950301 100644
--- a/drivers/ptp/ptp_dte.c
+++ b/drivers/ptp/ptp_dte.c
@@ -288,8 +288,7 @@ static int ptp_dte_remove(struct platform_device *pdev)
 #ifdef CONFIG_PM_SLEEP
 static int ptp_dte_suspend(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct ptp_dte *ptp_dte = platform_get_drvdata(pdev);
+	struct ptp_dte *ptp_dte = dev_get_drvdata(dev);
 	u8 i;
 
 	for (i = 0; i < DTE_NUM_REGS_TO_RESTORE; i++) {
@@ -305,8 +304,7 @@ static int ptp_dte_suspend(struct device *dev)
 
 static int ptp_dte_resume(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct ptp_dte *ptp_dte = platform_get_drvdata(pdev);
+	struct ptp_dte *ptp_dte = dev_get_drvdata(dev);
 	u8 i;
 
 	for (i = 0; i < DTE_NUM_REGS_TO_RESTORE; i++) {