memory: mvebu-devbus: convert to devm_platform_ioremap_resource

Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>

drivers/memory/mvebu-devbus.c

@@ -267,7 +267,6 @@ static int mvebu_devbus_probe(struct platform_device *pdev)
 	struct devbus_read_params r;
 	struct devbus_write_params w;
 	struct devbus *devbus;
-	struct resource *res;
 	struct clk *clk;
 	unsigned long rate;
 	int err;
@@ -277,8 +276,7 @@ static int mvebu_devbus_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	devbus->dev = dev;
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	devbus->base = devm_ioremap_resource(&pdev->dev, res);
+	devbus->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(devbus->base))
 		return PTR_ERR(devbus->base);