[PATCH 4/4] iio: mxs: Enable touchscreen on m28evk

[Marek Vasut]

This patch adds necessary DT properties to m28evk to enable touchscreen
in the LRADC block. The M28EVK is shipped with 4-wire resistive touchscreen.

Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Shawn Guo <shawn.guo at linaro.org>
---
 arch/arm/boot/dts/imx28-m28evk.dts |    1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/imx28-m28evk.dts b/arch/arm/boot/dts/imx28-m28evk.dts
index c718f91..712d99a 100644
--- a/arch/arm/boot/dts/imx28-m28evk.dts
+++ b/arch/arm/boot/dts/imx28-m28evk.dts
@@ -213,6 +213,7 @@
 
 			lradc at 80050000 {
 				status = "okay";
+				fsl,lradc-touchscreen-wires = <4>;
 			};
 
 			duart: serial at 80074000 {
-- 
1.7.10.4