blob: e2d8abec4b001e2bc2b630026507450f3987474d [file] [log] [blame]
/*
* Copyright (c) 2017 Arthur Sfez
*
* Based on stm32l496g_disco:
*
* Copyright (c) 2017 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <st/l4/stm32l476Xg.dtsi>
#include <st/l4/stm32l476v(c-e-g)tx-pinctrl.dtsi>
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "STMicroelectronics STM32L476G-DISCO board";
compatible = "st,stm32l476g-disco";
chosen {
zephyr,console = &usart2;
zephyr,shell-uart = &usart2;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
};
leds {
compatible = "gpio-leds";
green_led_4: led_4 {
gpios = <&gpiob 2 GPIO_ACTIVE_HIGH>;
label = "User LD4";
};
green_led_5: led_5 {
gpios = <&gpioe 8 GPIO_ACTIVE_HIGH>;
label = "User LD5";
};
};
gpio_keys {
compatible = "gpio-keys";
joy_center: joystick_center {
label = "joystick center";
gpios = <&gpioa 0 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>;
zephyr,code = <INPUT_KEY_ENTER>;
};
joy_down: joystick_down {
label = "joystick down";
gpios = <&gpioa 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>;
zephyr,code = <INPUT_KEY_DOWN>;
};
joy_up: joystick_up {
label = "joystick up";
gpios = <&gpioa 3 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>;
zephyr,code = <INPUT_KEY_UP>;
};
joy_left: joystick_left {
label = "joystick left";
gpios = <&gpioa 1 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>;
zephyr,code = <INPUT_KEY_LEFT>;
};
joy_right: joystick_right {
label = "joystick right";
gpios = <&gpioa 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>;
zephyr,code = <INPUT_KEY_RIGHT>;
};
};
aliases {
led0 = &green_led_4;
sw0 = &joy_center;
};
};
&clk_lsi {
status = "okay";
};
&clk_hsi {
status = "okay";
};
&pll {
div-m = <1>;
mul-n = <20>;
div-p = <7>;
div-q = <2>;
div-r = <4>;
clocks = <&clk_hsi>;
status = "okay";
};
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(80)>;
ahb-prescaler = <1>;
apb1-prescaler = <1>;
apb2-prescaler = <1>;
};
&usart2 {
pinctrl-0 = <&usart2_tx_pd5 &usart2_rx_pd6>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
&rtc {
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
<&rcc STM32_SRC_LSI RTC_SEL(2)>;
status = "okay";
backup_regs {
status = "okay";
};
};