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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2019 Kontron Electronics GmbH
*/
#include "imx8mm-kontron-n801x-s.dts"
/ {
model = "Kontron i.MX8MM N801X S LVDS";
compatible = "kontron,imx8mm-n801x-s-lvds", "fsl,imx8mm";
backlight: backlight {
compatible = "pwm-backlight";
pwms = <&pwm1 0 50000>; /* period = 5000000 ns => f = 200 Hz */
power-supply = <®_vdd_24v>;
brightness-levels = <0 100>;
num-interpolated-steps = <100>;
default-brightness-level = <100>;
status = "okay";
};
reg_panel_pwr: regpanel-pwr {
compatible = "regulator-fixed";
regulator-name = "reg_panel_pwr";
regulator-always-on;
gpio = <&gpio3 19 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_panel_rst: regpanel-rst {
compatible = "regulator-fixed";
regulator-name = "reg_panel_rst";
regulator-always-on;
gpio = <&gpio3 20 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_panel_stby: regpanel-stby {
compatible = "regulator-fixed";
regulator-name = "reg_panel_stby";
regulator-always-on;
gpio = <&gpio3 21 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_panel_hinv: regpanel-hinv {
compatible = "regulator-fixed";
regulator-name = "reg_panel_hinv";
regulator-always-on;
gpio = <&gpio3 24 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_panel_vinv: regpanel-vinv {
compatible = "regulator-fixed";
regulator-name = "reg_panel_vinv";
gpio = <&gpio3 25 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_vdd_24v: regulator-24v {
compatible = "regulator-fixed";
regulator-name = "reg-vdd-24v";
regulator-min-microvolt = <24000000>;
regulator-max-microvolt = <24000000>;
regulator-boot-on;
regulator-always-on;
status = "okay";
};
};
&i2c2 {
status = "okay";
gt911@5d {
compatible = "goodix,gt928";
reg = <0x5d>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_touch>;
interrupt-parent = <&gpio3>;
interrupts = <22 8>;
reset-gpios = <&gpio3 23 0>;
irq-gpios = <&gpio3 22 0>;
};
};
&pwm1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm1>;
status = "okay";
};
&iomuxc {
pinctrl_panel: panelgrp {
fsl,pins = <
MX8MM_IOMUXC_SAI5_RXFS_GPIO3_IO19 0x19 /* TFT-PWR - family */
MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20 0x19 /* RESET family */
MX8MM_IOMUXC_SAI5_RXD0_GPIO3_IO21 0x19 /* STBY family */
MX8MM_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x19 /* HINV panel */
MX8MM_IOMUXC_SAI5_MCLK_GPIO3_IO25 0x19 /* VINV panel */
>;
};
pinctrl_pwm1: pwm1grp {
fsl,pins = <
MX8MM_IOMUXC_SPDIF_EXT_CLK_PWM1_OUT 0x6
>;
};
pinctrl_touch: touchgrp {
fsl,pins = <
MX8MM_IOMUXC_SAI5_RXD1_GPIO3_IO22 0x19 /* Touch Interrupt */
MX8MM_IOMUXC_SAI5_RXD2_GPIO3_IO23 0x19 /* Touch Reset */
>;
};
};
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