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Commit 63b6f72

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add esp32 chip manager on ESPHome for portenta C33
1 parent f032b82 commit 63b6f72

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3 files changed

+90
-3
lines changed

3 files changed

+90
-3
lines changed
Lines changed: 46 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,46 @@
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/* ########################################################################## */
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/* - File: EspChipManager.h
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- Copyright (c): 2025 Arduino srl.
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- Author: Fabio Massimo Centonze (f.centonze@arduino.cc)
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This library is free software; you can redistribute it and/or
7+
modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc.,51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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/* ########################################################################## */
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#include "EspChipManager.h"
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#define ESP_RESET BSP_IO_PORT_08_PIN_04
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#define ESP_BLE_PIN_EN 100
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CEspChipManager& CEspChipManager::getInstance() {
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static CEspChipManager instance;
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return instance;
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}
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void CEspChipManager::initialize() {
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if (!isInitialized) {
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R_IOPORT_PinCfg(NULL, ESP_RESET, IOPORT_CFG_PORT_DIRECTION_OUTPUT);
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R_IOPORT_PinWrite(NULL, ESP_RESET, BSP_IO_LEVEL_HIGH);
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isInitialized = true;
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}
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}
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void CEspChipManager::initializeBLE() {
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if (!isBLEInitialized) {
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pinMode(ESP_BLE_PIN_EN, OUTPUT);
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digitalWrite(ESP_BLE_PIN_EN, HIGH);
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isBLEInitialized = true;
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}
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}

‎libraries/ESPhost/src/EspChipManager.h

Lines changed: 42 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,42 @@
1+
/* ########################################################################## */
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/* - File: EspChipManager.h
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- Copyright (c): 2025 Arduino srl.
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- Author: Fabio Massimo Centonze (f.centonze@arduino.cc)
5+
6+
This library is free software; you can redistribute it and/or
7+
modify it under the terms of the GNU Lesser General Public
8+
License as published by the Free Software Foundation; either
9+
version 2.1 of the License, or (at your option) any later version.
10+
11+
This library is distributed in the hope that it will be useful,
12+
but WITHOUT ANY WARRANTY; without even the implied warranty of
13+
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14+
Lesser General Public License for more details.
15+
16+
You should have received a copy of the GNU Lesser General Public
17+
License along with this library; if not, write to the Free Software
18+
Foundation, Inc.,51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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/* ########################################################################## */
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#ifndef ESP_CHIP_MANAGER_H
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#define ESP_CHIP_MANAGER_H
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#include <Arduino.h>
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class CEspChipManager {
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public:
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static CEspChipManager& getInstance();
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// Delete copy constructor and assignment operator to enforce singleton
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CEspChipManager(const CEspChipManager&) = delete;
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CEspChipManager& operator=(const CEspChipManager&) = delete;
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// General initialization
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void initialize();
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// Initialize the BLE
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void initializeBLE();
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private:
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CEspChipManager() = default;
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~CEspChipManager() = default;
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bool isInitialized = false;
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bool isBLEInitialized = false;
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};
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#endif // ESP_CHIP_MANAGER_H

‎libraries/ESPhost/src/EspSpiDriver.cpp

Lines changed: 2 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -29,6 +29,7 @@
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* ######## */
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#include "EspSpiDriver.h"
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#include "EspChipManager.h"
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/* #####################
3435
* Configuration defines
@@ -58,7 +59,6 @@
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#define ESP_CS BSP_IO_PORT_01_PIN_03
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#else
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/* GPIOs */
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#define ESP_RESET BSP_IO_PORT_08_PIN_04
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#define HANDSHAKE BSP_IO_PORT_08_PIN_06
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#define DATA_READY BSP_IO_PORT_08_PIN_03
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#define DATA_READY_PIN 100
@@ -165,7 +165,6 @@ int esp_host_spi_init(void) {
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R_IOPORT_PinCfg(NULL, DATA_READY, (uint32_t) (IOPORT_CFG_IRQ_ENABLE | IOPORT_CFG_PORT_DIRECTION_INPUT ));
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R_IOPORT_PinCfg(NULL, ESP_CS, IOPORT_CFG_PORT_DIRECTION_OUTPUT);
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R_IOPORT_PinCfg(NULL, ESP_RESET, IOPORT_CFG_PORT_DIRECTION_OUTPUT);
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//#endif
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171170
/* +++++
@@ -270,7 +269,7 @@ int esp_host_spi_init(void) {
270269
return ESP_HOSTED_SPI_DRIVER_SPI_FAIL_OPEN;
271270
}
272271

273-
R_IOPORT_PinWrite(NULL, ESP_RESET, BSP_IO_LEVEL_HIGH);
272+
CEspChipManager::getInstance().initialize();
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spi_driver_initialized = true;
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return ESP_HOSTED_SPI_DRIVER_OK;
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}

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