staging: imx-drm: use devm_ioremap_resource()

Replace a call to deprecated devm_request_and_ioremap by devm_ioremap_resource.

Found with coccicheck and this semantic patch:
 scripts/coccinelle/api/devm_request_and_ioremap.cocci.
Signed-off-by: Laurent Navet <laurent.navet@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/imx-drm/imx-tve.c

@@ -638,11 +638,9 @@ static int imx_tve_probe(struct platform_device *pdev)
 		return -ENOENT;
 	}
 
-	base = devm_request_and_ioremap(&pdev->dev, res);
-	if (!base) {
-		dev_err(&pdev->dev, "failed to remap memory region\n");
-		return -ENOENT;
-	}
+	base = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(base))
+		return PTR_ERR(base);
 
 	tve_regmap_config.lock_arg = tve;
 	tve->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "tve", base,