Commit 90ca4673 authored by Lin, Meng-Bo's avatar Lin, Meng-Bo Committed by Bjorn Andersson
Browse files

arm64: dts: qcom: msm8916-samsung-e2015: Add touchkey 



On the Samsung Galaxy E5 and E7 the touch key is supplied by a single
fixed regulator (enabled via GPIO 97) that supplies both MCU and LED.
Add it to the device tree.

Signed-off-by: default avatarLin, Meng-Bo <linmengbo0689@protonmail.com>
Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220724095426.14189-1-linmengbo0689@protonmail.com
parent 87c1b199

arch/arm64/boot/dts/qcom/msm8916-samsung-e2015-common.dtsi

+26 −0
Original line number Diff line number Diff line
@@ -38,6 +38,19 @@ reg_motor_vdd: regulator-motor-vdd { 
		pinctrl-names = "default";

		pinctrl-0 = <&motor_en_default>;

	};



	reg_touch_key: regulator-touch-key {

		compatible = "regulator-fixed";

		regulator-name = "touch_key";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;



		gpio = <&msmgpio 97 GPIO_ACTIVE_HIGH>;

		enable-active-high;



		pinctrl-names = "default";

		pinctrl-0 = <&tkey_en_default>;

	};

};



&blsp_i2c2 {
@@ -48,6 +61,11 @@ &blsp_i2c2 { 
	/delete-node/ magnetometer@12;

};



&touchkey {

	vcc-supply = <&reg_touch_key>;

	vdd-supply = <&reg_touch_key>;

};



&msmgpio {

	motor_en_default: motor-en-default {

		pins = "gpio76";
@@ -56,4 +74,12 @@ motor_en_default: motor-en-default { 
		drive-strength = <2>;

		bias-disable;

	};



	tkey_en_default: tkey-en-default {

		pins = "gpio97";

		function = "gpio";



		drive-strength = <2>;

		bias-disable;

	};

};

arch/arm64/boot/dts/qcom/msm8916-samsung-grandmax.dts

+4 −0
Original line number Diff line number Diff line
@@ -41,6 +41,10 @@ &reg_motor_vdd { 
	gpio = <&msmgpio 72 GPIO_ACTIVE_HIGH>;

};



&reg_touch_key {

	status = "disabled";

};



&msmgpio {

	gpio_leds_default: gpio-led-default {

		pins = "gpio60";