[PATCH v7 3/3] arm64: dts: exynos: Add tm2 touchkey node

From: Jaechul Lee
Date: Tue Jan 17 2017 - 00:55:31 EST


Add DT node support for TM2 touchkey device.

Signed-off-by: Beomho Seo <beomho.seo@xxxxxxxxxxx>
Signed-off-by: Jaechul Lee <jcsing.lee@xxxxxxxxxxx>
Signed-off-by: Andi Shyti <andi.shyti@xxxxxxxxxxx>
Reviewed-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/exynos/exynos5433-tm2.dts | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
index 2449266..ddba2f8 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>;
--
2.7.4