arm64: dts: exynos: Add TM2 touchkey node

Add DT node for TM2 touchkey device.

Signed-off-by: Beomho Seo <beomho.seo@samsung.com>
Signed-off-by: Jaechul Lee <jcsing.lee@samsung.com>
Signed-off-by: Andi Shyti <andi.shyti@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Tested-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
index 2449266b268f..ddba2f889326 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
@@ -18,6 +18,19 @@
         compatible = "samsung,tm2", "samsung,exynos5433";
 };
 
+&hsi2c_9 {
+        status = "okay";
+
+        touchkey@20 {
+                compatible = "cypress,tm2-touchkey";
+                reg = <0x20>;
+                interrupt-parent = <&gpa3>;
+                interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
+                vcc-supply = <&ldo32_reg>;
+                vdd-supply = <&ldo33_reg>;
+        };
+};
+
 &ldo31_reg {
         regulator-name = "TSP_VDD_1.85V_AP";
         regulator-min-microvolt = <1850000>;