Input: ts4800-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/ts4800-ts.c

@@ -148,7 +148,6 @@ static int ts4800_ts_probe(struct platform_device *pdev)
 {
 	struct input_polled_dev *poll_dev;
 	struct ts4800_ts *ts;
-	struct resource *res;
 	int error;
 
 	ts = devm_kzalloc(&pdev->dev, sizeof(*ts), GFP_KERNEL);
@@ -159,8 +158,7 @@ static int ts4800_ts_probe(struct platform_device *pdev)
 	if (error)
 		return error;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	ts->base = devm_ioremap_resource(&pdev->dev, res);
+	ts->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(ts->base))
 		return PTR_ERR(ts->base);