Initial import

boards/lilygo/lilygo_tbeam/Kconfig.defconfig

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+if BOARD_LILYGO_TBEAM
+
+config BOARD
+	default "lilygo_tbeam"
+
+endif # BOARD_LILYGO_TBEAM

boards/lilygo/lilygo_tbeam/Kconfig.lilygo_tbeam

@@ -0,0 +1,3 @@
+config BOARD_LILYGO_TBEAM
+	select SOC_ESP32_PROCPU if BOARD_LILYGO_TBEAM_PROCPU
+	select SOC_ESP32_APPCPU if BOARD_LILYGO_TBEAM_APPCPU

boards/lilygo/lilygo_tbeam/board.cmake

@@ -0,0 +1,3 @@
+# LilyGo T-Beam — board.cmake
+# Uses esptool for flashing over USB-to-serial (CP2104)
+include(${ZEPHYR_BASE}/boards/espressif/common/board.cmake)

boards/lilygo/lilygo_tbeam/board.yml

@@ -0,0 +1,10 @@
+board:
+  name: lilygo_tbeam
+  full_name: "LilyGo T-Beam"
+  vendor: lilygo
+  url: https://www.lilygo.cc/products/t-beam-v1-1
+  socs:
+    - name: esp32
+      variants:
+        - name: procpu
+        - name: appcpu

boards/lilygo/lilygo_tbeam/lilygo_tbeam-pinctrl.dtsi

@@ -0,0 +1,36 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * LilyGo T-Beam V1.1 — pin control definitions
+ * SoC: ESP32-D0WD
+ */
+
+#include <zephyr/dt-bindings/pinctrl/esp-pinctrl-common.h>
+#include <dt-bindings/pinctrl/esp32-pinctrl.h>
+#include <zephyr/dt-bindings/pinctrl/esp32-gpio-sigmap.h>
+
+&pinctrl {
+	uart0_default: uart0_default {
+		group1 {
+			pinmux = <UART0_TX_GPIO1>;
+			output-enable;
+		};
+		group2 {
+			pinmux = <UART0_RX_GPIO3>;
+			bias-pull-up;
+		};
+	};
+
+	/* SPI3 (VSPI) for SX1276/SX1278 */
+	spim3_default: spim3_default {
+		group1 {
+			pinmux = <SPIM3_MISO_GPIO19>,
+				 <SPIM3_SCLK_GPIO5>,
+				 <SPIM3_CSEL_GPIO18>;
+		};
+		group2 {
+			pinmux = <SPIM3_MOSI_GPIO27>;
+			output-enable;
+		};
+	};
+};

boards/lilygo/lilygo_tbeam/lilygo_tbeam_procpu.dts

@@ -0,0 +1,102 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * LilyGo T-Beam V1.1 — Device Tree Source (PROCPU)
+ *
+ * SoC:   ESP32-D0WD
+ * Radio: SX1276 / SX1278 (LORA32 module)
+ * Flash: 4 MB
+ *
+ * LoRa:  MOSI=27  MISO=19  SCK=5  NSS=18  RST=23  DIO0=26
+ * UART0: TX=1 RX=3 (via CP2104 USB-serial)
+ */
+
+/dts-v1/;
+#include <espressif/esp32/esp32_d0wd_v3.dtsi>
+#include "lilygo_tbeam-pinctrl.dtsi"
+#include <zephyr/dt-bindings/input/input-event-codes.h>
+
+/ {
+	model = "LilyGo T-Beam V1.1 PROCPU";
+	compatible = "lilygo,t-beam";
+
+	chosen {
+		zephyr,sram             = &sram0;
+		zephyr,flash            = &flash0;
+		zephyr,console          = &uart0;
+		zephyr,shell-uart       = &uart0;
+		zephyr,flash-controller = &flash;
+	};
+
+	aliases {
+		lora0 = &lora;
+	};
+
+	buttons {
+		compatible = "gpio-keys";
+		boot_button: button_0 {
+			gpios = <&gpio0 38 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
+			label = "Boot Button";
+			zephyr,code = <INPUT_KEY_0>;
+		};
+	};
+};
+
+&uart0 {
+	status        = "okay";
+	current-speed = <115200>;
+	pinctrl-0     = <&uart0_default>;
+	pinctrl-names = "default";
+};
+
+&spi3 {
+	status        = "okay";
+	#address-cells = <1>;
+	#size-cells    = <0>;
+	pinctrl-0      = <&spim3_default>;
+	pinctrl-names  = "default";
+	cs-gpios       = <&gpio0 18 GPIO_ACTIVE_LOW>;
+
+	lora: lora@0 {
+		compatible            = "semtech,sx1276";
+		reg                   = <0>;
+		spi-max-frequency     = <8000000>;
+		reset-gpios           = <&gpio0 23 GPIO_ACTIVE_LOW>;
+		dio1-gpios            = <&gpio0 26 GPIO_ACTIVE_HIGH>;
+		power-amplifier-output = "pa-boost";
+	};
+};
+
+&gpio0 {
+	status = "okay";
+};
+
+&gpio1 {
+	status = "okay";
+};
+
+&flash0 {
+	status = "okay";
+	partitions {
+		compatible     = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells    = <1>;
+
+		boot_partition: partition@0 {
+			label = "mcuboot";
+			reg   = <0x00000000 0x00010000>;
+		};
+		slot0_partition: partition@10000 {
+			label = "image-0";
+			reg   = <0x00010000 0x00180000>;
+		};
+		slot1_partition: partition@190000 {
+			label = "image-1";
+			reg   = <0x00190000 0x00180000>;
+		};
+		storage_partition: partition@310000 {
+			label = "storage";
+			reg   = <0x00310000 0x000F0000>;
+		};
+	};
+};

boards/lilygo/lilygo_tbeam/lilygo_tbeam_procpu_defconfig

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+CONFIG_SOC_SERIES_ESP32=y
+CONFIG_BOARD_LILYGO_TBEAM=y
+CONFIG_FLASH=y
+CONFIG_FLASH_MAP=y
+CONFIG_UART_CONSOLE=y
+CONFIG_SPI=y
+CONFIG_GPIO=y