1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
2 /*
3 * Copyright (c) STMicroelectronics 2019 - All Rights Reserved
4 * Copyright (c) 2020 Engicam srl
5 * Copyright (c) 2020 Amarula Solutions(India)
6 */
7
8 /dts-v1/;
9 #include "stm32mp157.dtsi"
10 #include "stm32mp157a-icore-stm32mp1.dtsi"
11 #include "stm32mp15-pinctrl.dtsi"
12 #include "stm32mp15xxaa-pinctrl.dtsi"
13 #include <dt-bindings/gpio/gpio.h>
14
15 / {
16 model = "Engicam i.Core STM32MP1 EDIMM2.2 Starter Kit";
17 compatible = "engicam,icore-stm32mp1-edimm2.2",
18 "engicam,icore-stm32mp1", "st,stm32mp157";
19
20 aliases {
21 serial0 = &uart4;
22 };
23
24 chosen {
25 stdout-path = "serial0:115200n8";
26 };
27
28 backlight: backlight {
29 compatible = "gpio-backlight";
30 gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>;
31 default-on;
32 };
33
34 panel {
35 compatible = "yes-optoelectronics,ytc700tlag-05-201c";
36 backlight = <&backlight>;
37 power-supply = <&v3v3>;
38
39 port {
40 panel_out_bridge: endpoint {
41 remote-endpoint = <&bridge_out_panel>;
42 };
43 };
44 };
45 };
46
47 &dsi {
48 status = "okay";
49 };
50
51 &dsi_in {
52 remote-endpoint = <<dc_out_dsi>;
53 };
54
55 &dsi_out {
56 remote-endpoint = <&bridge_in_dsi>;
57 };
58
59 &i2c6 {
60 i2c-scl-falling-time-ns = <20>;
61 i2c-scl-rising-time-ns = <185>;
62 pinctrl-names = "default", "sleep";
63 pinctrl-0 = <&i2c6_pins_a>;
64 pinctrl-1 = <&i2c6_sleep_pins_a>;
65 status = "okay";
66
67 bridge@2c {
68 compatible = "ti,sn65dsi84";
69 reg = <0x2c>;
70 enable-gpios = <&gpiof 15 GPIO_ACTIVE_HIGH>;
71
72 ports {
73 #address-cells = <1>;
74 #size-cells = <0>;
75
76 port@0 {
77 reg = <0>;
78 bridge_in_dsi: endpoint {
79 remote-endpoint = <&dsi_out>;
80 data-lanes = <1 2>;
81 };
82 };
83
84 port@2 {
85 reg = <2>;
86 bridge_out_panel: endpoint {
87 remote-endpoint = <&panel_out_bridge>;
88 };
89 };
90 };
91 };
92 };
93
94 <dc {
95 status = "okay";
96
97 port {
98 ltdc_out_dsi: endpoint {
99 remote-endpoint = <&dsi_in>;
100 };
101 };
102 };
103
104 &sdmmc1 {
105 bus-width = <4>;
106 disable-wp;
107 pinctrl-names = "default", "opendrain", "sleep";
108 pinctrl-0 = <&sdmmc1_b4_pins_a>;
109 pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
110 pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
111 st,neg-edge;
112 vmmc-supply = <&v3v3>;
113 status = "okay";
114 };
115
116 &uart4 {
117 pinctrl-names = "default", "sleep", "idle";
118 pinctrl-0 = <&uart4_pins_a>;
119 pinctrl-1 = <&uart4_sleep_pins_a>;
120 pinctrl-2 = <&uart4_idle_pins_a>;
121 /delete-property/dmas;
122 /delete-property/dma-names;
123 status = "okay";
124 };
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