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Diffstat (limited to 'arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi')
-rw-r--r--arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi
index 230ba3ce3277..3c77e7ef9eda 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi
@@ -95,6 +95,35 @@
pinctrl-0 = <&muic_int_default>;
};
};
+
+ i2c-tkey {
+ compatible = "i2c-gpio";
+ sda-gpios = <&msmgpio 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&msmgpio 17 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&tkey_i2c_default>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchkey: touchkey@20 {
+ /* Note: Actually an ABOV MCU that implements same interface */
+ compatible = "coreriver,tc360-touchkey";
+ reg = <0x20>;
+
+ interrupt-parent = <&msmgpio>;
+ interrupts = <98 IRQ_TYPE_EDGE_FALLING>;
+
+ /* vcc/vdd-supply are board-specific */
+ vddio-supply = <&pm8916_l6>;
+
+ linux,keycodes = <KEY_APPSELECT KEY_BACK>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&tkey_default>;
+ };
+ };
};
&blsp_i2c2 {
@@ -333,6 +362,22 @@
bias-disable;
};
+ tkey_default: tkey-default {
+ pins = "gpio98";
+ function = "gpio";
+
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ tkey_i2c_default: tkey-i2c-default {
+ pins = "gpio16", "gpio17";
+ function = "gpio";
+
+ drive-strength = <2>;
+ bias-disable;
+ };
+
tsp_en_default: tsp-en-default {
pins = "gpio73";
function = "gpio";