michaelh/zephyr
1
0
Fork 0
Code Releases Activity

boards: espressif: Add esp32c3_rust board

Browse source 
ESP32-C3-DevKit-RUST-1 is a ESP32C3 based board
that includes a builtin LED, button, WS2812,
temperature and humidity sensor (SHTC3) and a IMU
(ICM42670).

Signed-off-by: Lucas Tamborrino <lucas.tamborrino@espressif.com>
This commit is contained in:
Lucas Tamborrino 2024-06-20 16:24:11 -03:00 • committed by Anas Nashif
commit 327c405266
11 changed files with 588 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

164
boards/espressif/esp32c3_rust/esp32c3_rust.dts Normal file
View file

@ -0,0 +1,164 @@
/*
* Copyright (c) 2024 Espressif Systems (Shanghai) Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <espressif/esp32c3/esp32c3_mini_n4.dtsi>
#include "esp32c3_rust-pinctrl.dtsi"
#include <zephyr/dt-bindings/input/input-event-codes.h>
#include <zephyr/dt-bindings/led/led.h>
/ {
model = "Espressif ESP32C3-RUST";
compatible = "espressif,esp32c3_rust";
chosen {
zephyr,sram = &sram0;
zephyr,console = &usb_serial;
zephyr,shell-uart = &usb_serial;
zephyr,flash = &flash0;
zephyr,code-partition = &slot0_partition;
};
aliases {
led0 = &red_led_0;
sw0 = &user_button1;
i2c-0 = &i2c0;
watchdog0 = &wdt0;
led-strip = &led_strip;
};
gpio_keys {
compatible = "gpio-keys";
user_button1: button_1 {
label = "User SW1";
gpios = <&gpio0 9 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
zephyr,code = <INPUT_KEY_0>;
};
};
leds {
compatible = "gpio-leds";
red_led_0: led_0 {
gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
label = "User LD0";
};
};
};
&spi2 {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
pinctrl-0 = <&spim2_default>;
pinctrl-names = "default";
/* Workaround to support WS2812 driver */
line-idle-low;
status = "okay";
led_strip: ws2812@0 {
compatible = "worldsemi,ws2812-spi";
/* SPI */
reg = <0>; /* ignored, but necessary for SPI bindings */
spi-max-frequency = <6400000>;
/* WS2812 */
chain-length = <1>; /* arbitrary; change at will */
spi-cpha;
spi-one-frame = <0xf0>; /* 11110000: 625 ns high and 625 ns low */
spi-zero-frame = <0xc0>; /* 11000000: 312.5 ns high and 937.5 ns low */
color-mapping = <LED_COLOR_ID_GREEN
LED_COLOR_ID_RED
LED_COLOR_ID_BLUE>;
};
};
&usb_serial {
status = "okay";
};
&i2c0 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
pinctrl-0 = <&i2c0_default>;
pinctrl-names = "default";
icm42670@68 {
compatible = "invensense,icm42670";
reg = <0x68>;
status = "okay";
accel-hz = <800>;
accel-fs = <16>;
gyro-hz = <800>;
gyro-fs = <2000>;
};
shtc3@70 {
compatible = "sensirion,shtc3", "sensirion,shtcx";
reg = <0x70>;
measure-mode = "normal";
clock-stretching;
};
};
&trng0 {
status = "okay";
};
&gpio0 {
status = "okay";
};
&wdt0 {
status = "okay";
};
&uart0 {
status = "disabled";
};
&flash0 {
status = "okay";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
/* Reserve 60kB for the bootloader */
boot_partition: partition@0 {
label = "mcuboot";
reg = <0x00000000 0x0000F000>;
read-only;
};
/* Reserve 1024kB for the application in slot 0 */
slot0_partition: partition@10000 {
label = "image-0";
reg = <0x00010000 0x00100000>;
};
/* Reserve 1024kB for the application in slot 1 */
slot1_partition: partition@110000 {
label = "image-1";
reg = <0x00110000 0x00100000>;
};
/* Reserve 256kB for the scratch partition */
scratch_partition: partition@210000 {
label = "image-scratch";
reg = <0x00210000 0x00040000>;
};
storage_partition: partition@250000 {
label = "storage";
reg = <0x00250000 0x00006000>;
};
};
};