usb: phy: am335x: convert to devm_platform_ioremap_resource_byname

Use devm_platform_ioremap_resource_byname() to simplify code
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1595404275-8449-2-git-send-email-chunfeng.yun@mediatek.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/phy/phy-am335x-control.c

@@ -149,7 +149,6 @@ EXPORT_SYMBOL_GPL(am335x_get_phy_control);
 
 static int am335x_control_usb_probe(struct platform_device *pdev)
 {
-	struct resource	*res;
 	struct am335x_control_usb *ctrl_usb;
 	const struct of_device_id *of_id;
 	const struct phy_control *phy_ctrl;
@@ -166,13 +165,11 @@ static int am335x_control_usb_probe(struct platform_device *pdev)
 
 	ctrl_usb->dev = &pdev->dev;
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy_ctrl");
-	ctrl_usb->phy_reg = devm_ioremap_resource(&pdev->dev, res);
+	ctrl_usb->phy_reg = devm_platform_ioremap_resource_byname(pdev, "phy_ctrl");
 	if (IS_ERR(ctrl_usb->phy_reg))
 		return PTR_ERR(ctrl_usb->phy_reg);
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "wakeup");
-	ctrl_usb->wkup = devm_ioremap_resource(&pdev->dev, res);
+	ctrl_usb->wkup = devm_platform_ioremap_resource_byname(pdev, "wakeup");
 	if (IS_ERR(ctrl_usb->wkup))
 		return PTR_ERR(ctrl_usb->wkup);