diff options
Diffstat (limited to 'arch/arm/boot/dts/qcom/qcom-msm8974-samsung-hlte.dts')
| -rw-r--r-- | arch/arm/boot/dts/qcom/qcom-msm8974-samsung-hlte.dts | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8974-samsung-hlte.dts b/arch/arm/boot/dts/qcom/qcom-msm8974-samsung-hlte.dts index 903bb4d12513..b7a1367d3470 100644 --- a/arch/arm/boot/dts/qcom/qcom-msm8974-samsung-hlte.dts +++ b/arch/arm/boot/dts/qcom/qcom-msm8974-samsung-hlte.dts @@ -50,6 +50,34 @@ }; }; + i2c-touchkey { + compatible = "i2c-gpio"; + + sda-gpios = <&tlmm 95 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios = <&tlmm 96 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + + pinctrl-0 = <&i2c_touchkey_pins>; + pinctrl-names = "default"; + + #address-cells = <1>; + #size-cells = <0>; + + touchkey@20 { + compatible = "cypress,midas-touchkey"; + reg = <0x20>; + + interrupts-extended = <&pm8941_gpios 29 IRQ_TYPE_EDGE_FALLING>; + + pinctrl-0 = <&touchkey_pin>; + pinctrl-names = "default"; + + vcc-supply = <&pm8941_lvs3>; + vdd-supply = <&pm8941_l13>; + + linux,keycodes = <KEY_APPSELECT KEY_BACK>; + }; + }; + touch_ldo: regulator-touch { compatible = "regulator-fixed"; regulator-name = "touch-ldo"; @@ -149,6 +177,14 @@ power-source = <PM8941_GPIO_S3>; qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>; }; + + touchkey_pin: touchkey-int-state { + pins = "gpio29"; + function = "normal"; + bias-disable; + input-enable; + power-source = <PM8941_GPIO_S3>; + }; }; &remoteproc_adsp { @@ -332,6 +368,9 @@ regulator-min-microvolt = <3075000>; regulator-max-microvolt = <3075000>; }; + + pm8941_lvs1: lvs1 {}; + pm8941_lvs3: lvs3 {}; }; }; @@ -378,6 +417,12 @@ drive-strength = <8>; bias-disable; }; + + i2c_touchkey_pins: i2c-touchkey-state { + pins = "gpio95", "gpio96"; + function = "gpio"; + bias-pull-up; + }; }; &usb { |