1 // SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)
2 /*
3 * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
4 * Copyright (C) 2021 Rouven Czerwinski, Pengutronix
5 * Copyright (C) 2023 Leonard Göhrs, Pengutronix
6 */
7
8 /dts-v1/;
9
10 #include "stm32mp157.dtsi"
11 #include "stm32mp15xc-lxa-tac.dtsi"
12
13 / {
14 model = "Linux Automation Test Automation Controller (TAC) Gen 2";
15 compatible = "lxa,stm32mp157c-tac-gen2", "oct,stm32mp15xx-osd32", "st,stm32mp157";
16
17 backlight: backlight {
18 compatible = "pwm-backlight";
19 power-supply = <&v3v3>;
20
21 brightness-levels = <0 31 63 95 127 159 191 223 255>;
22 default-brightness-level = <7>;
23 pwms = <&led_pwm 3 1000000 0>;
24 };
25
26 reg_iobus_12v: regulator-iobus-12v {
27 compatible = "regulator-fixed";
28 vin-supply = <®_12v>;
29 gpio = <&gpioh 13 GPIO_ACTIVE_LOW>;
30 regulator-max-microvolt = <12000000>;
31 regulator-min-microvolt = <12000000>;
32 regulator-name = "12V_IOBUS";
33 };
34
35 led-controller-1 {
36 compatible = "pwm-leds-multicolor";
37
38 multi-led {
39 color = <LED_COLOR_ID_RGB>;
40 function = LED_FUNCTION_STATUS;
41 max-brightness = <65535>;
42
43 led-red {
44 active-low;
45 color = <LED_COLOR_ID_RED>;
46 pwms = <&led_pwm 0 1000000 0>;
47 };
48
49 led-green {
50 active-low;
51 color = <LED_COLOR_ID_GREEN>;
52 pwms = <&led_pwm 2 1000000 0>;
53 };
54
55 led-blue {
56 active-low;
57 color = <LED_COLOR_ID_BLUE>;
58 pwms = <&led_pwm 1 1000000 0>;
59 };
60 };
61 };
62
63 led-controller-2 {
64 compatible = "gpio-leds";
65
66 led-5 {
67 label = "tac:green:iobus";
68 gpios = <&gpiog 1 GPIO_ACTIVE_HIGH>;
69 };
70
71 led-6 {
72 label = "tac:green:can";
73 gpios = <&gpiof 3 GPIO_ACTIVE_HIGH>;
74 };
75
76 led-7 {
77 label = "tac:green:out0";
78 gpios = <&gpiob 8 GPIO_ACTIVE_HIGH>;
79 };
80
81 led-8 {
82 label = "tac:green:out1";
83 gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
84 };
85
86 led-9 {
87 label = "tac:green:uarttx";
88 gpios = <&gpiod 3 GPIO_ACTIVE_HIGH>;
89 };
90
91 led-10 {
92 label = "tac:green:uartrx";
93 gpios = <&gpiof 6 GPIO_ACTIVE_HIGH>;
94 };
95
96 led-11 {
97 label = "tac:green:usbh1";
98 gpios = <&gpioc 8 GPIO_ACTIVE_HIGH>;
99 };
100
101 led-12 {
102 label = "tac:green:usbh2";
103 gpios = <&gpiod 6 GPIO_ACTIVE_HIGH>;
104 };
105
106 led-13 {
107 label = "tac:green:usbh3";
108 gpios = <&gpiob 9 GPIO_ACTIVE_HIGH>;
109 };
110
111 led-14 {
112 label = "tac:green:usbg";
113 gpios = <&gpiod 14 GPIO_ACTIVE_HIGH>;
114 linux,default-trigger = "usb-gadget";
115 };
116
117 led-15 {
118 label = "tac:green:dutpwr";
119 gpios = <&gpioa 15 GPIO_ACTIVE_HIGH>;
120 };
121 };
122 };
123
124 &gpioa {
125 gpio-line-names = "", "", "DUT_PWR_EN", "", "STACK_CS3", /* 0 */
126 "ETH_GPIO1", "ETH_INT", "", "", "", /* 5 */
127 "", "", "", "BOOTROM_LED", "ETH_LAB_LEDRP", /* 10 */
128 ""; /* 15 */
129 };
130
131 &gpioc {
132 gpio-line-names = "", "DUT_PWR_DISCH", "", "", "", /* 0 */
133 "", "", "", "", "", /* 5 */
134 "", ""; /* 10 */
135 };
136
137 &gpu {
138 status = "disabled";
139 };
140
141 &m_can2 {
142 termination-gpios = <&gpioe 4 GPIO_ACTIVE_HIGH>;
143 termination-ohms = <120>;
144 };
145
146 &spi2 {
147 adc@0 {
148 compatible = "ti,lmp92064";
149 reg = <0>;
150
151 reset-gpios = <&gpioa 4 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
152 shunt-resistor-micro-ohms = <15000>;
153 spi-max-frequency = <5000000>;
154 vdd-supply = <®_pb_3v3>;
155 vdig-supply = <®_pb_3v3>;
156 };
157 };
158
159 &timers8 {
160 /* spare dmas for other usage */
161 /delete-property/dmas;
162 /delete-property/dma-names;
163
164 status = "okay";
165
166 led_pwm: pwm {
167 pinctrl-names = "default", "sleep";
168 pinctrl-0 = <&pwm8_pins_b>;
169 pinctrl-1 = <&pwm8_sleep_pins_b>;
170 status = "okay";
171 };
172 };
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