blob: 40c14734e22e772c19852ec74fa0f95716d54a09 [file] [log] [blame]
Frieder Schrempf199dfd92021-09-29 16:42:42 +02001// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2019 Kontron Electronics GmbH
4 */
5
6#include "imx8mm-kontron-n801x-s.dts"
7
8/ {
9 model = "Kontron i.MX8MM N801X S LVDS";
10 compatible = "kontron,imx8mm-n801x-s-lvds", "fsl,imx8mm";
11
12 backlight: backlight {
13 compatible = "pwm-backlight";
14 pwms = <&pwm1 0 50000>; /* period = 5000000 ns => f = 200 Hz */
15 power-supply = <&reg_vdd_24v>;
16 brightness-levels = <0 100>;
17 num-interpolated-steps = <100>;
18 default-brightness-level = <100>;
19 status = "okay";
20 };
21
22 reg_panel_pwr: regpanel-pwr {
23 compatible = "regulator-fixed";
24 regulator-name = "reg_panel_pwr";
25 regulator-always-on;
26 gpio = <&gpio3 19 GPIO_ACTIVE_HIGH>;
27 enable-active-high;
28 };
29
30 reg_panel_rst: regpanel-rst {
31 compatible = "regulator-fixed";
32 regulator-name = "reg_panel_rst";
33 regulator-always-on;
34 gpio = <&gpio3 20 GPIO_ACTIVE_HIGH>;
35 enable-active-high;
36 };
37
38 reg_panel_stby: regpanel-stby {
39 compatible = "regulator-fixed";
40 regulator-name = "reg_panel_stby";
41 regulator-always-on;
42 gpio = <&gpio3 21 GPIO_ACTIVE_HIGH>;
43 enable-active-high;
44 };
45
46 reg_panel_hinv: regpanel-hinv {
47 compatible = "regulator-fixed";
48 regulator-name = "reg_panel_hinv";
49 regulator-always-on;
50 gpio = <&gpio3 24 GPIO_ACTIVE_HIGH>;
51 enable-active-high;
52 };
53
54 reg_panel_vinv: regpanel-vinv {
55 compatible = "regulator-fixed";
56 regulator-name = "reg_panel_vinv";
57 gpio = <&gpio3 25 GPIO_ACTIVE_HIGH>;
58 enable-active-high;
59 };
60
61 reg_vdd_24v: regulator-24v {
62 compatible = "regulator-fixed";
63 regulator-name = "reg-vdd-24v";
64 regulator-min-microvolt = <24000000>;
65 regulator-max-microvolt = <24000000>;
66 regulator-boot-on;
67 regulator-always-on;
68 status = "okay";
69 };
70};
71
72&i2c2 {
73 status = "okay";
74
75 gt911@5d {
76 compatible = "goodix,gt928";
77 reg = <0x5d>;
78 pinctrl-names = "default";
79 pinctrl-0 = <&pinctrl_touch>;
80 interrupt-parent = <&gpio3>;
81 interrupts = <22 8>;
82 reset-gpios = <&gpio3 23 0>;
83 irq-gpios = <&gpio3 22 0>;
84 };
85};
86
87&pwm1 {
88 pinctrl-names = "default";
89 pinctrl-0 = <&pinctrl_pwm1>;
Marcel Ziswiler2bb97342022-07-21 15:27:41 +020090 #pwm-cells = <2>;
Frieder Schrempf199dfd92021-09-29 16:42:42 +020091 status = "okay";
92};
93
94&iomuxc {
95 pinctrl_panel: panelgrp {
96 fsl,pins = <
97 MX8MM_IOMUXC_SAI5_RXFS_GPIO3_IO19 0x19 /* TFT-PWR - family */
98 MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20 0x19 /* RESET family */
99 MX8MM_IOMUXC_SAI5_RXD0_GPIO3_IO21 0x19 /* STBY family */
100 MX8MM_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x19 /* HINV panel */
101 MX8MM_IOMUXC_SAI5_MCLK_GPIO3_IO25 0x19 /* VINV panel */
102 >;
103 };
104
105 pinctrl_pwm1: pwm1grp {
106 fsl,pins = <
107 MX8MM_IOMUXC_SPDIF_EXT_CLK_PWM1_OUT 0x6
108 >;
109 };
110
111 pinctrl_touch: touchgrp {
112 fsl,pins = <
113 MX8MM_IOMUXC_SAI5_RXD1_GPIO3_IO22 0x19 /* Touch Interrupt */
114 MX8MM_IOMUXC_SAI5_RXD2_GPIO3_IO23 0x19 /* Touch Reset */
115 >;
116 };
117};