zephyr/boards/arm/96b_carbon/96b_carbon.dts

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/*
* Copyright (c) 2017 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <st/f4/stm32f401Xe.dtsi>
/ {
model = "Seeed Studio Carbon 96boards";
compatible = "seeed,carbon", "st,stm32f401";
chosen {
zephyr,console = &usart1;
zephyr,shell-uart = &usart1;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,code-partition = &slot0_partition;
};
leds {
compatible = "gpio-leds";
green_led_1: led_1 {
gpios = <&gpiod 2 GPIO_INT_ACTIVE_HIGH>;
label = "USR1 LED";
};
green_led_2: led_2 {
gpios = <&gpioa 15 GPIO_INT_ACTIVE_HIGH>;
label = "USR2 LED";
};
bt_blue_led: led_3 {
gpios = <&gpioa 15 GPIO_INT_ACTIVE_HIGH>;
label = "BT LED";
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: button {
label = "User";
gpios = <&gpiob 2 GPIO_INT_ACTIVE_LOW>;
};
};
aliases {
led0 = &green_led_1;
led1 = &green_led_2;
led2 = &bt_blue_led;
sw0 = &user_button;
};
};
&usart1 {
current-speed = <115200>;
pinctrl-0 = <&usart1_pins_b>;
pinctrl-names = "default";
status = "okay";
};
&usart2 {
current-speed = <115200>;
pinctrl-0 = <&usart2_pins_a>;
pinctrl-names = "default";
status = "okay";
};
&usart6 {
current-speed = <115200>;
pinctrl-0 = <&usart6_pins_a>;
pinctrl-names = "default";
status = "okay";
};
&i2c1 {
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c2 {
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
&spi1 {
status = "okay";
/* Nordic nRF51822-QFAC */
bt-hci@0 {
compatible = "zephyr,bt-hci-spi";
reg = <0>;
reset-gpios = <&gpiob 4 0>;
irq-gpios = <&gpiob 1 0>;
spi-max-frequency = <2000000>;
label = "BT_HCI";
};
};
&spi2 {
status = "okay";
};
&usbotg_fs {
status = "okay";
};
&flash0 {
/*
* For more information, see:
* http://docs.zephyrproject.org/latest/guides/dts/index.html#flash-partitions
*/
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
boot_partition: partition@0 {
label = "mcuboot";
reg = <0x00000000 0x00008000>;
read-only;
};
/*
* The flash starting at offset 0x00008000 and ending at
* offset 0x0001ffff (sectors 2 through 4) is reserved for
* use by the application.
*/
slot0_partition: partition@20000 {
label = "image-0";
reg = <0x00020000 0x00020000>;
};
slot1_partition: partition@40000 {
label = "image-1";
reg = <0x00040000 0x00020000>;
};
scratch_partition: partition@60000 {
label = "image-scratch";
reg = <0x00060000 0x00020000>;
};
};
};
&rtc {
status = "okay";
};