Input: sun4i-ts - use devm_platform_ioremap_resource()

devm_platform_ioremap_resource() internally have platform_get_resource()
and devm_ioremap_resource() in it. So instead of calling them separately
use devm_platform_ioremap_resource() directly.
Signed-off-by: Mukesh Ojha <mojha@codeaurora.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/touchscreen/sun4i-ts.c

@@ -300,8 +300,7 @@ static int sun4i_ts_probe(struct platform_device *pdev)
 		input_set_drvdata(ts->input, ts);
 	}
 
-	ts->base = devm_ioremap_resource(dev,
-			      platform_get_resource(pdev, IORESOURCE_MEM, 0));
+	ts->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(ts->base))
 		return PTR_ERR(ts->base);