ARM: dts: Add node for touchscreen for exynos4210-trats

This patch adds a device tree node for the Melfas MMS114-controlled
touchscreen present on Samsung Trats board.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index 5dfd231a98e9..dab2e0865cc9 100644
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -114,6 +114,17 @@
                 pinctrl-0 = <&i2c3_bus>;
                 pinctrl-names = "default";
                 status = "okay";
+
+                mms114-touchscreen@48 {
+                        compatible = "melfas,mms114";
+                        reg = <0x48>;
+                        interrupt-parent = <&gpx0>;
+                        interrupts = <4 2>;
+                        x-size = <720>;
+                        y-size = <1280>;
+                        avdd-supply = <&tsp_reg>;
+                        vdd-supply = <&tsp_reg>;
+                };
         };
 
         i2c@138B0000 {