zephyr/boards/96boards/neonkey/96b_neonkey.dts

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/*
* Copyright (c) 2017 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <st/f4/stm32f411Xe.dtsi>
#include <st/f4/stm32f411c(c-e)ux-pinctrl.dtsi>
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "Tocoding Neonkey 96boards";
compatible = "tocoding,neonkey";
chosen {
zephyr,console = &usart1;
zephyr,shell-uart = &usart1;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
};
leds {
compatible = "gpio-leds";
green_led_0: led_0 {
gpios = <&gpiob 12 GPIO_ACTIVE_HIGH>;
label = "USR0 LED";
};
green_led_1: led_1 {
gpios = <&gpiob 13 GPIO_ACTIVE_HIGH>;
label = "USR1 LED";
};
green_led_2: led_2 {
gpios = <&gpiob 14 GPIO_ACTIVE_HIGH>;
label = "USR2 LED";
};
green_led_3: led_3 {
gpios = <&gpiob 15 GPIO_ACTIVE_HIGH>;
label = "USR3 LED";
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: button_0 {
label = "User";
gpios = <&gpiob 2 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_0>;
};
};
aliases {
led0 = &green_led_0;
led1 = &green_led_1;
led2 = &green_led_2;
led3 = &green_led_3;
sw0 = &user_button;
};
};
&clk_lsi {
status = "okay";
};
&clk_hsi {
status = "okay";
};
&pll {
div-m = <16>;
mul-n = <336>;
div-p = <4>;
clocks = <&clk_hsi>;
status = "okay";
};
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(84)>;
ahb-prescaler = <1>;
apb1-prescaler = <2>;
apb2-prescaler = <1>;
};
&usart1 {
pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
&i2c1 {
pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c2 {
pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb3>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c3 {
pinctrl-0 = <&i2c3_scl_pa8 &i2c3_sda_pb4>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
lp3943@60 {
compatible = "ti,lp3943";
reg = <0x60>;
};
};
&spi1 {
pinctrl-0 = <&spi1_nss_pa4 &spi1_sck_pa5
&spi1_miso_pa6 &spi1_mosi_pa7>;
pinctrl-names = "default";
status = "okay";
};
&rtc {
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
<&rcc STM32_SRC_LSI RTC_SEL(2)>;
status = "okay";
};