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: Stephan Gerhold <stephan@gerhold.net>
Signed-off-by: Nikita Travkin <nikitos.tr@gmail.com>
Link: https://lore.kernel.org/r/20201113175917.189123-2-nikitos.tr@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Nikita Travkin 2020-11-13 22:59:13 +05:00 committed by Bjorn Andersson
parent 0af8bbdb6b
commit 6eb815289a
1 changed files with 63 additions and 0 deletions

View File

@ -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";