Initial commit with basic project structure and Firebeetle 2 board definition

2025-06-29 12:13:32 +02:00
parent 6b86f5edf4
commit a55c5601c0
205 changed files with 8183 additions and 0 deletions
--- a/boards/espressif/esp32c3_rust/esp32c3_rust.dts
+++ b/boards/espressif/esp32c3_rust/esp32c3_rust.dts
@@ -0,0 +1,134 @@
+/*
+ * 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>
+#include <espressif/partitions_0x0_default.dtsi>
+
+/ {
+	model = "Espressif ESP32C3-RUST";
+	compatible = "espressif,esp32c3_rust";
+
+	chosen {
+		zephyr,sram = &sram1;
+		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";
+};
+
+&esp32_bt_hci {
+	status = "okay";
+};
+
+&wifi {
+	status = "okay";
+};