Commit 6eb81528 authored by Nikita Travkin's avatar Nikita Travkin Committed by Bjorn Andersson
Browse files

arm64: dts: msm8916-longcheer-l8150: Add touchscreen 



L8150 has RMI4 compatible Synaptics touchscreen on
blsp_i2c5. It is powered by fixed regulator. Add
both to the device tree.

Reviewed-by: default avatarStephan Gerhold <stephan@gerhold.net>
Signed-off-by: default avatarNikita Travkin <nikitos.tr@gmail.com>
Link: https://lore.kernel.org/r/20201113175917.189123-2-nikitos.tr@gmail.com


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 0af8bbdb

arch/arm64/boot/dts/qcom/msm8916-longcheer-l8150.dts

+63 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 
#include "msm8916-pm8916.dtsi"

#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/input/input.h>

#include <dt-bindings/interrupt-controller/irq.h>



/ {

	model = "Longcheer L8150";
@@ -50,6 +51,52 @@ 
			linux,code = <KEY_VOLUMEUP>;

		};

	};



	reg_ctp: regulator-ctp {

		compatible = "regulator-fixed";

		regulator-name = "ctp";



		regulator-min-microvolt = <2800000>;

		regulator-max-microvolt = <2800000>;



		gpio = <&msmgpio 17 GPIO_ACTIVE_HIGH>;

		enable-active-high;



		pinctrl-names = "default";

		pinctrl-0 = <&ctp_pwr_en_default>;

	};

};



&blsp_i2c5 {

	status = "okay";



	rmi4@20 {

		compatible = "syna,rmi4-i2c";

		reg = <0x20>;

		#address-cells = <1>;

		#size-cells = <0>;



		interrupt-parent = <&msmgpio>;

		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;



		vdd-supply = <&reg_ctp>;

		vio-supply = <&pm8916_l6>;



		pinctrl-names = "default";

		pinctrl-0 = <&tp_int_default>;



		syna,startup-delay-ms = <10>;



		rmi4-f01@1 {

			reg = <0x1>;

			syna,nosleep-mode = <1>; // Allow sleeping

		};



		rmi4-f12@12 {

			reg = <0x12>;

			syna,sensor-type = <1>; // Touchscreen

		};

	};

};



&blsp1_uart2 {
@@ -201,6 +248,14 @@ 
};



&msmgpio {

	ctp_pwr_en_default: ctp-pwr-en-default {

		pins = "gpio17";

		function = "gpio";



		drive-strength = <2>;

		bias-disable;

	};



	gpio_keys_default: gpio-keys-default {

		pins = "gpio107";

		function = "gpio";
@@ -209,6 +264,14 @@ 
		bias-pull-up;

	};



	tp_int_default: tp-int-default {

		pins = "gpio13";

		function = "gpio";



		drive-strength = <2>;

		bias-disable;

	};



	usb_vbus_default: usb-vbus-default {

		pins = "gpio62";

		function = "gpio";