[ARM] pxa/littleton: add missing da9034 touchscreen support

Signed-off-by: NEric Miao <eric.miao@marvell.com>

arch/arm/mach-pxa/littleton.c

@@ -334,6 +334,11 @@ static struct led_info littleton_da9034_leds[] = {
 	},
 };
 
+static struct da9034_touch_pdata littleton_da9034_touch = {
+	.x_inverted     = 1,
+	.interval_ms    = 20,
+};
+
 static struct da903x_subdev_info littleton_da9034_subdevs[] = {
 	{
 		.name		= "da903x-led",
@@ -350,6 +355,10 @@ static struct da903x_subdev_info littleton_da9034_subdevs[] = {
 	}, {
 		.name		= "da903x-backlight",
 		.id		= DA9034_ID_WLED,
+	}, {
+		.name		= "da9034-touch",
+		.id		= DA9034_ID_TOUCH,
+		.platform_data	= &littleton_da9034_touch,
 	},
 };