diff --git a/drivers/pwm/pwm-imx.c b/drivers/pwm/pwm-imx.c
index 65a86bd..3f5677b 100644
--- a/drivers/pwm/pwm-imx.c
+++ b/drivers/pwm/pwm-imx.c
@@ -274,9 +274,9 @@
 		return -ENODEV;
 	}
 
-	imx->mmio_base = devm_request_and_ioremap(&pdev->dev, r);
-	if (imx->mmio_base == NULL)
-		return -EADDRNOTAVAIL;
+	imx->mmio_base = devm_ioremap_resource(&pdev->dev, r);
+	if (IS_ERR(imx->mmio_base))
+		return PTR_ERR(imx->mmio_base);
 
 	data = of_id->data;
 	imx->config = data->config;