[PATCH 4/4] arm64: dts: exynos: Add tm2 touchkey node

[Jaechul Lee]

Add DT node support for TM2 touchkey device.

Signed-off-by: Jaechul Lee <jcsing.lee at samsung.com>
Signed-off-by: Beomho Seo <beomho.seo at samsung.com>
Signed-off-by: Andi Shyti <andi.shyti at samsung.com>
---
 arch/arm64/boot/dts/exynos/exynos5433-tm2.dts | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
index 887a1f1..ef7d21c 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
@@ -18,3 +18,15 @@
 	compatible = "samsung,tm2e", "samsung,exynos5433";
 };
 
+&hsi2c_9 {
+	status = "okay";
+
+	touchkey at 20 {
+		compatible = "samsung,tm2-touchkey";
+		reg = <0x20>;
+		interrupt-parent = <&gpa3>;
+		interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
+		vcc-supply = <&ldo32_reg>;
+		vdd-supply = <&ldo33_reg>;
+	};
+};
-- 
2.7.4