boards: xtensa: heltec_wifi_lora32_v2: Convert to v2

Converts the board to hwmv2

Signed-off-by: Sylvio Alves <sylvio.alves@espressif.com>

boards/boards_legacy/xtensa/heltec_wifi_lora32_v2/Kconfig.board

@@ -1,12 +0,0 @@
-# HELTEC ESP32 board configuration
-
-# Copyright (c) 2021 Instituto de Pesquisas Eldorado (eldorado.org.br)
-# SPDX-License-Identifier: Apache-2.0
-
-config BOARD_HELTEC_WIFI_LORA32
-	bool "HELTEC WiFi LoRa 32 (V2) Board"
-	depends on SOC_SERIES_ESP32
-
-choice SOC_PART_NUMBER
-	default SOC_ESP32_D0WD_V3
-endchoice

boards/heltec/heltec_wifi_lora32_v2/Kconfig

@@ -0,0 +1,6 @@
+# Copyright (c) 2024 Espressif Systems (Shanghai) Co., Ltd.
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_HELTEC_WIFI_LORA32_V2
+	select SOC_ESP32_PROCPU if BOARD_HELTEC_WIFI_LORA32_V2_ESP32_PROCPU
+	select SOC_ESP32_APPCPU if BOARD_HELTEC_WIFI_LORA32_V2_ESP32_APPCPU

boards/heltec/heltec_wifi_lora32_v2/Kconfig.defconfig

@@ -3,12 +3,7 @@
 # Copyright (c) 2021 Instituto de Pesquisas Eldorado (eldorado.org.br)
 # SPDX-License-Identifier: Apache-2.0
 
-config BOARD
-	default "heltec_wifi_lora32"
-	depends on BOARD_HELTEC_WIFI_LORA32
-
-config ENTROPY_GENERATOR
-	default y
+if BOARD_HELTEC_WIFI_LORA32_V2_ESP32_PROCPU
 
 config HEAP_MEM_POOL_ADD_SIZE_BOARD
 	int
@@ -20,3 +15,12 @@ config HEAP_MEM_POOL_ADD_SIZE_BOARD
 choice BT_HCI_BUS_TYPE
 	default BT_ESP32 if BT
 endchoice
+
+endif # BOARD_HELTEC_WIFI_LORA32_V2_ESP32_PROCPU
+
+if BOARD_HELTEC_WIFI_LORA32_V2_ESP32_APPCPU
+
+config HEAP_MEM_POOL_ADD_SIZE_BOARD
+	default 256
+
+endif # BOARD_HELTEC_WIFI_LORA_V2_ESP32_APPCPU

boards/heltec/heltec_wifi_lora32_v2/Kconfig.heltec_wifi_lora32_v2

@@ -0,0 +1,7 @@
+# HELTEC ESP32 board configuration
+
+# Copyright (c) 2021 Instituto de Pesquisas Eldorado (eldorado.org.br)
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_HELTEC_WIFI_LORA32_V2
+	select SOC_ESP32_D0WD_V3

boards/heltec/heltec_wifi_lora32_v2/board.yml

@@ -0,0 +1,5 @@
+board:
+  name: heltec_wifi_lora32_v2
+  vendor: heltec
+  socs:
+  - name: esp32

boards/heltec/heltec_wifi_lora32_v2/doc/index.rst

@@ -94,9 +94,9 @@ Zephyr build. Output is structured by the domain subdirectories:
 
   build/
   ├── hello_world
-  │   └── zephyr
-  │       ├── zephyr.elf
-  │       └── zephyr.bin
+  │   └── zephyr
+  │       ├── zephyr.elf
+  │       └── zephyr.bin
   ├── mcuboot
   │    └── zephyr
   │       ├── zephyr.elf
@@ -128,7 +128,7 @@ Build and flash applications as usual (see :ref:`build_an_application` and
 
 .. zephyr-app-commands::
    :zephyr-app: samples/hello_world
-   :board: heltec_wifi_lora32_v2
+   :board: heltec_wifi_lora32_v2/esp32/procpu
    :goals: build
 
 The usual ``flash`` target will work with the ``heltec_wifi_lora32_v2`` board
@@ -137,7 +137,7 @@ application.
 
 .. zephyr-app-commands::
    :zephyr-app: samples/hello_world
-   :board: heltec_wifi_lora32_v2
+   :board: heltec_wifi_lora32_v2/esp32/procpu
    :goals: flash
 
 Open the serial monitor using the following command:
@@ -169,7 +169,7 @@ Here is an example for building the :ref:`hello_world` application.
 
 .. zephyr-app-commands::
    :zephyr-app: samples/hello_world
-   :board: heltec_wifi_lora32_v2
+   :board: heltec_wifi_lora32_v2/esp32/procpu
    :goals: build flash
    :gen-args: -DOPENOCD=<path/to/bin/openocd> -DOPENOCD_DEFAULT_PATH=<path/to/openocd/share/openocd/scripts>
 
@@ -177,7 +177,7 @@ You can debug an application in the usual way. Here is an example for the :ref:`
 
 .. zephyr-app-commands::
    :zephyr-app: samples/hello_world
-   :board: heltec_wifi_lora32_v2
+   :board: heltec_wifi_lora32_v2/esp32/procpu
    :goals: debug
 
 Utilizing Hardware Features
@@ -192,7 +192,7 @@ connected via I2C. It can therefore be used by enabling the
 
 .. zephyr-app-commands::
    :zephyr-app: samples/subsys/display/lvgl
-   :board: heltec_wifi_lora32_v2
+   :board: heltec_wifi_lora32_v2/esp32/procpu
    :shield: ssd1306_128x64
    :goals: flash
 

boards/heltec/heltec_wifi_lora32_v2/heltec_wifi_lora32_v2_esp32_appcpu.dts

@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2023 Espressif Systems (Shanghai) Co., Ltd.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+/dts-v1/;
+
+#include <espressif/esp32/esp32_appcpu.dtsi>
+
+/ {
+	model = "Heltec Wi-Fi Lora32 V2 APPCPU";
+	compatible = "espressif,esp32";
+
+	chosen {
+		zephyr,sram = &sram0;
+		zephyr,ipc_shm = &shm0;
+		zephyr,ipc = &ipm0;
+	};
+};
+
+&cpu0 {
+	clock-frequency = <ESP32_CLK_CPU_240M>;
+};
+
+&cpu1 {
+	clock-frequency = <ESP32_CLK_CPU_240M>;
+};
+
+&ipm0 {
+	status = "okay";
+};
+
+&trng0 {
+	status = "okay";
+};
+
+&flash0 {
+	status = "okay";
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Reserve 60kB for the bootloader */
+		boot_partition: partition@1000 {
+			label = "mcuboot";
+			reg = <0x00001000 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>;
+		};
+	};
+};

boards/heltec/heltec_wifi_lora32_v2/heltec_wifi_lora32_v2_esp32_appcpu.yaml

@@ -0,0 +1,27 @@
+identifier: heltec_wifi_lora32_v2/esp32/appcpu
+name: ESP32 DEVKITC WROVER APPCPU
+type: mcu
+arch: xtensa
+toolchain:
+  - zephyr
+supported:
+  - uart
+testing:
+  ignore_tags:
+    - net
+    - bluetooth
+    - flash
+    - cpp
+    - posix
+    - watchdog
+    - logging
+    - kernel
+    - pm
+    - gpio
+    - crypto
+    - eeprom
+    - heap
+    - cmsis_rtos
+    - jwt
+    - zdsp
+vendor: espressif

boards/heltec/heltec_wifi_lora32_v2/heltec_wifi_lora32_v2_esp32_appcpu_defconfig

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_MAIN_STACK_SIZE=2048
+CONFIG_CLOCK_CONTROL=y
+CONFIG_MINIMAL_LIBC=y

boards/heltec/heltec_wifi_lora32_v2/heltec_wifi_lora32_v2_esp32_procpu.dts

@@ -10,7 +10,7 @@
 #include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
-	model = "heltec_wifi_lora32";
+	model = "Heltec Wi-Fi Lora32 V2 PROCPU";
 	compatible = "espressif,esp32";
 
 	aliases {

boards/heltec/heltec_wifi_lora32_v2/heltec_wifi_lora32_v2_esp32_procpu.yaml

@@ -1,4 +1,4 @@
-identifier: heltec_wifi_lora32_v2
+identifier: heltec_wifi_lora32_v2/esp32/procpu
 name: HELTEC WiFi LoRa 32 (V2) Board
 type: mcu
 arch: xtensa

boards/heltec/heltec_wifi_lora32_v2/heltec_wifi_lora32_v2_esp32_procpu_defconfig

@@ -1,8 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
 
-CONFIG_BOARD_HELTEC_WIFI_LORA32=y
-CONFIG_SOC_SERIES_ESP32=y
-
 CONFIG_MAIN_STACK_SIZE=2048
 
 CONFIG_CONSOLE=y

boards/heltec/index.rst

@@ -0,0 +1,10 @@
+.. _boards-heltec:
+
+Heltec
+######
+
+.. toctree::
+   :maxdepth: 1
+   :glob:
+
+   **/*