1/*
2 * Copyright (c) 2021 Matija Tudan
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6
7/dts-v1/;
8#include <st/l4/stm32l433Xc.dtsi>
9#include <st/l4/stm32l433rctxp-pinctrl.dtsi>
10#include "arduino_r3_connector.dtsi"
11#include <zephyr/dt-bindings/input/input-event-codes.h>
12
13/ {
14	model = "STMicroelectronics STM32L433RC-P-NUCLEO board";
15	compatible = "st,stm32l433rc-p-nucleo";
16
17	chosen {
18		zephyr,console = &lpuart1;
19		zephyr,shell-uart = &lpuart1;
20		zephyr,sram = &sram0;
21		zephyr,flash = &flash0;
22		zephyr,canbus = &can1;
23	};
24
25	leds: leds {
26		compatible = "gpio-leds";
27		green_led: led_0 {
28			gpios = <&gpiob 13 GPIO_ACTIVE_HIGH>;
29			label = "User LD4";
30		};
31	};
32
33	gpio_keys {
34		compatible = "gpio-keys";
35		user_button: button {
36			gpios = <&gpioc 13 GPIO_ACTIVE_LOW>;
37			label = "User";
38			zephyr,code = <INPUT_KEY_0>;
39		};
40	};
41
42	aliases {
43		led0 = &green_led;
44		sw0 = &user_button;
45	};
46};
47
48&clk_lsi {
49	status = "okay";
50};
51
52&clk_hsi {
53	status = "okay";
54};
55
56&pll {
57	div-m = <1>;
58	mul-n = <20>;
59	div-p = <7>;
60	div-q = <2>;
61	div-r = <4>;
62	clocks = <&clk_hsi>;
63	status = "okay";
64};
65
66&rcc {
67	clocks = <&pll>;
68	clock-frequency = <DT_FREQ_M(80)>;
69	ahb-prescaler = <1>;
70	apb1-prescaler = <1>;
71	apb2-prescaler = <1>;
72};
73
74&lpuart1 {
75	pinctrl-0 = <&lpuart1_tx_pa2 &lpuart1_rx_pa3>;
76	pinctrl-names = "default";
77	current-speed = <115200>;
78	status = "okay";
79};
80
81&usart1 {
82	pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
83	pinctrl-names = "default";
84	current-speed = <115200>;
85};
86
87&spi1 {
88	pinctrl-0 = <&spi1_nss_pa4 &spi1_sck_pa5
89		     &spi1_miso_pa6 &spi1_mosi_pa7>;
90	pinctrl-names = "default";
91	status = "okay";
92};
93
94&spi2 {
95	pinctrl-0 = <&spi2_sck_pb13 &spi2_miso_pb14 &spi2_mosi_pb15>;
96	pinctrl-names = "default";
97	cs-gpios = <&gpioa 11 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
98	status = "okay";
99};
100
101&i2c1 {
102	pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>;
103	pinctrl-names = "default";
104	clock-frequency = <I2C_BITRATE_FAST>;
105	status = "okay";
106};
107
108&timers2 {
109	status = "okay";
110
111	pwm2: pwm {
112		status = "okay";
113		pinctrl-0 = <&tim2_ch1_pa0>;
114		pinctrl-names = "default";
115	};
116};
117
118&can1 {
119	pinctrl-0 = <&can1_rx_pa11 &can1_tx_pa12>;
120	pinctrl-names = "default";
121	bus-speed = <125000>;
122	status = "okay";
123};
124
125&rtc {
126	clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
127		 <&rcc STM32_SRC_LSI RTC_SEL(2)>;
128	status = "okay";
129};
130
131&flash0 {
132	partitions {
133		compatible = "fixed-partitions";
134		#address-cells = <1>;
135		#size-cells = <1>;
136
137		/*
138		 * Reserve the final 16 KiB for file system partition
139		 */
140		storage_partition: partition@3c000 {
141			label = "storage";
142			reg = <0x0003c000 DT_SIZE_K(16)>;
143		};
144	};
145};
146