diff --git a/drivers/nvmem/mxs-ocotp.c b/drivers/nvmem/mxs-ocotp.c
index 53122f59c4b2..fbb7db6ee1f5 100644
--- a/drivers/nvmem/mxs-ocotp.c
+++ b/drivers/nvmem/mxs-ocotp.c
@@ -145,7 +145,6 @@ static int mxs_ocotp_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	const struct mxs_data *data;
 	struct mxs_ocotp *otp;
-	struct resource *res;
 	const struct of_device_id *match;
 	int ret;
 
@@ -157,8 +156,7 @@ static int mxs_ocotp_probe(struct platform_device *pdev)
 	if (!otp)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	otp->base = devm_ioremap_resource(dev, res);
+	otp->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(otp->base))
 		return PTR_ERR(otp->base);