pinctrl: berlin: Use devm_ioremap_resource()

Use devm_ioremap_resource() because devm_request_and_ioremap() is
obsoleted by devm_ioremap_resource().

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Antoine Tenart <antoine.tenart@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/berlin/berlin-bg2.c b/drivers/pinctrl/berlin/berlin-bg2.c
index 0d8fd50..dcd4f6a 100644
--- a/drivers/pinctrl/berlin/berlin-bg2.c
+++ b/drivers/pinctrl/berlin/berlin-bg2.c
@@ -243,9 +243,9 @@
 		return -ENOMEM;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	base = devm_request_and_ioremap(&pdev->dev, res);
-	if (!base)
-		return -EADDRNOTAVAIL;
+	base = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(base))
+		return PTR_ERR(base);
 
 	rmconfig->reg_bits = 32,
 	rmconfig->val_bits = 32,