mtd: rawnand: intel: Use devm_platform_ioremap_resource_byname()

Switch from open-coded platform_get_resource_byname() and
devm_ioremap_resource() to devm_platform_ioremap_resource_byname() where
possible to simplify the code.

Signed-off-by: Martin Blumenstingl <[e-mail]>
Signed-off-by: Miquel Raynal <[e-mail]>
Link: https://lore.kernel.org/linux-mtd/[e-mail]

drivers/mtd/nand/raw/intel-nand-controller.c

···
 	ebu_host->dev = dev;
 	nand_controller_init(&ebu_host->controller);
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ebunand");
-	ebu_host->ebu = devm_ioremap_resource(&pdev->dev, res);
+	ebu_host->ebu = devm_platform_ioremap_resource_byname(pdev, "ebunand");
 	if (IS_ERR(ebu_host->ebu))
 		return PTR_ERR(ebu_host->ebu);
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hsnand");
-	ebu_host->hsnand = devm_ioremap_resource(&pdev->dev, res);
+	ebu_host->hsnand = devm_platform_ioremap_resource_byname(pdev, "hsnand");
 	if (IS_ERR(ebu_host->hsnand))
 		return PTR_ERR(ebu_host->hsnand);
 
···
 	ebu_host->cs_num = cs;
 
 	resname = devm_kasprintf(dev, GFP_KERNEL, "nand_cs%d", cs);
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, resname);
-	ebu_host->cs[cs].chipaddr = devm_ioremap_resource(dev, res);
+	ebu_host->cs[cs].chipaddr = devm_platform_ioremap_resource_byname(pdev,
+									  resname);
 	if (IS_ERR(ebu_host->cs[cs].chipaddr))
 		return PTR_ERR(ebu_host->cs[cs].chipaddr);