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/esp32s2_saola/esp32s2_saola.dts
+++ b/boards/espressif/esp32s2_saola/esp32s2_saola.dts
@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2021-2025 Espressif Systems (Shanghai) Co., Ltd.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/dts-v1/;
+
+#include <espressif/esp32s2/esp32s2_wrover_n4r2.dtsi>
+#include "esp32s2_saola-pinctrl.dtsi"
+#include <zephyr/dt-bindings/input/input-event-codes.h>
+#include <zephyr/dt-bindings/input/esp32-touch-sensor-input.h>
+#include <espressif/partitions_0x1000_default.dtsi>
+
+/ {
+	model = "Espressif ESP32S2-Saola";
+	compatible = "espressif,esp32s2";
+
+	aliases {
+		sw0 = &user_button;
+		i2c-0 = &i2c0;
+		watchdog0 = &wdt0;
+	};
+
+	chosen {
+		zephyr,sram = &sram1;
+		zephyr,console = &uart0;
+		zephyr,shell-uart = &uart0;
+		zephyr,flash = &flash0;
+		zephyr,code-partition = &slot0_partition;
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		user_button: user_button {
+			label = "BOOT";
+			gpios = <&gpio0 0 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
+			zephyr,code = <INPUT_KEY_0>;
+		};
+	};
+};
+
+&uart0 {
+	status = "okay";
+	current-speed = <115200>;
+	pinctrl-0 = <&uart0_default>;
+	pinctrl-names = "default";
+};
+
+&gpio0 {
+	status = "okay";
+};
+
+&gpio1 {
+	status = "okay";
+};
+
+&touch {
+	debounce-interval-ms = <30>;
+	href-microvolt = <2700000>;
+	lref-microvolt = <500000>;
+	href-atten-microvolt = <1000000>;
+	filter-mode = <ESP32_TOUCH_FILTER_MODE_IIR_16>;
+	filter-debounce-cnt = <1>;
+	filter-noise-thr = <ESP32_TOUCH_FILTER_NOISE_THR_4_8TH>;
+	filter-jitter-step = <4>;
+	filter-smooth-level = <ESP32_TOUCH_FILTER_SMOOTH_MODE_IIR_2>;
+};
+
+&timer0 {
+	status = "disabled";
+};
+
+&timer1 {
+	status = "disabled";
+};
+
+&timer2 {
+	status = "disabled";
+};
+
+&timer3 {
+	status = "disabled";
+};
+
+&i2c0 {
+	status = "okay";
+	clock-frequency = <I2C_BITRATE_STANDARD>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
+};
+
+&i2c1 {
+	clock-frequency = <I2C_BITRATE_STANDARD>;
+	pinctrl-0 = <&i2c1_default>;
+	pinctrl-names = "default";
+};
+
+&i2s0 {
+	pinctrl-0 = <&i2s0_default>;
+	pinctrl-names = "default";
+	status = "disabled";
+};
+
+&trng0 {
+	status = "okay";
+};
+
+&spi2 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+	pinctrl-0 = <&spim2_default>;
+	pinctrl-names = "default";
+};
+
+&spi3 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+	pinctrl-0 = <&spim3_default>;
+	pinctrl-names = "default";
+};
+
+&wdt0 {
+	status = "okay";
+};
+
+&wifi {
+	status = "okay";
+};