1/*
2 * Copyright (c) 2022, Rtone.
3 * SPDX-License-Identifier: Apache-2.0
4 */
5
6/dts-v1/;
7
8#include <gd/gd32f4xx/gd32f450xk.dtsi>
9#include "gd32f450z_eval-pinctrl.dtsi"
10#include <zephyr/dt-bindings/input/input-event-codes.h>
11
12/ {
13	model = "GigaDevice GD32F450Z-EVAL";
14	compatible = "gd,gd32f450z-eval";
15
16	chosen {
17		zephyr,sram = &sram0;
18		zephyr,flash = &flash0;
19		zephyr,console = &usart0;
20		zephyr,shell-uart = &usart0;
21		zephyr,flash-controller = &fmc;
22	};
23
24	leds {
25		compatible = "gpio-leds";
26		led1: led1 {
27			gpios = <&gpiod 4 GPIO_ACTIVE_HIGH>;
28			label = "LED1";
29		};
30		led2: led2 {
31			gpios = <&gpiod 5 GPIO_ACTIVE_HIGH>;
32			label = "LED2";
33		};
34		led3: led3 {
35			gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
36			label = "LED3";
37		};
38	};
39
40	gpio_keys {
41		compatible = "gpio-keys";
42		wakeup_key: wakeup_key {
43			label = "WAKEUP_KEY";
44			gpios = <&gpioa 0 GPIO_ACTIVE_LOW>;
45			zephyr,code = <INPUT_KEY_WAKEUP>;
46		};
47		tamper_key: tamper_key {
48			label = "TAMPER_KEY";
49			gpios = <&gpioc 13 GPIO_ACTIVE_LOW>;
50			zephyr,code = <INPUT_KEY_0>;
51		};
52		user_key: user_key {
53			label = "USER_KEY";
54			gpios = <&gpiob 14 GPIO_ACTIVE_LOW>;
55			zephyr,code = <INPUT_KEY_1>;
56		};
57	};
58
59	pwmleds {
60		compatible = "pwm-leds";
61
62		/* NOTE: bridge TIMER1_CH2 (PB10) and LED1 (PE2) */
63		pwm_led: pwm_led {
64			pwms = <&pwm1 2 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
65		};
66	};
67
68	aliases {
69		led0 = &led1;
70		led1 = &led2;
71		sw0 = &user_key;
72		pwm-led0 = &pwm_led;
73		eeprom-0 = &eeprom0;
74		watchdog0 = &fwdgt;
75	};
76};
77
78&gpioa {
79	status = "okay";
80};
81
82&gpiob {
83	status = "okay";
84};
85
86&gpioc {
87	status = "okay";
88};
89
90&gpiod {
91	status = "okay";
92};
93
94&gpiog {
95	status = "okay";
96};
97
98&usart0 {
99	status = "okay";
100	current-speed = <115200>;
101	pinctrl-0 = <&usart0_default>;
102	pinctrl-names = "default";
103};
104
105&dac {
106	status = "okay";
107	pinctrl-0 = <&dac_default>;
108	pinctrl-names = "default";
109};
110
111&timer1 {
112	status = "okay";
113
114	pwm1: pwm {
115		status = "okay";
116		pinctrl-0 = <&pwm1_default>;
117		pinctrl-names = "default";
118	};
119};
120
121&i2c0 {
122	status = "okay";
123	pinctrl-0 = <&i2c0_default>;
124	pinctrl-names = "default";
125
126	eeprom0: eeprom@50 {
127		compatible = "atmel,at24";
128		reg = <0x50>;
129		status = "okay";
130		size = <256>;
131		pagesize = <8>;
132		address-width = <8>;
133		timeout = <5>;
134	};
135};
136
137&spi5 {
138	status = "okay";
139	pinctrl-0 = <&spi5_default>;
140	pinctrl-names = "default";
141	cs-gpios = <&gpiog 9 GPIO_ACTIVE_LOW>;
142
143	nor_flash: gd25q16@0 {
144		compatible ="jedec,spi-nor";
145		size = <0x1000000>;
146		reg = <0>;
147		spi-max-frequency = <4000000>;
148		status = "okay";
149		jedec-id = [c8 40 15];
150	};
151};
152
153&fwdgt {
154	status = "okay";
155};
156