diff --git a/drivers/pwm/pwm-berlin.c b/drivers/pwm/pwm-berlin.c
index b91c477cc84b..fe405289e582 100644
--- a/drivers/pwm/pwm-berlin.c
+++ b/drivers/pwm/pwm-berlin.c
@@ -186,15 +186,13 @@ MODULE_DEVICE_TABLE(of, berlin_pwm_match);
 static int berlin_pwm_probe(struct platform_device *pdev)
 {
 	struct berlin_pwm_chip *pwm;
-	struct resource *res;
 	int ret;
 
 	pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL);
 	if (!pwm)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	pwm->base = devm_ioremap_resource(&pdev->dev, res);
+	pwm->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(pwm->base))
 		return PTR_ERR(pwm->base);