This change enables picking the right board configuration from the
variants/ folder. Previously, we would always pick the default
configuration (e.g., "esp32" instead of "heltec_wifi_lora_32_V2").

Co-authored-by: NJan Procházka <90197375+P-R-O-C-H-Y@users.noreply.github.com>

Co-authored-by: NVojtěch Bartoška <76958047+VojtechBartoska@users.noreply.github.com>
Co-authored-by: NJan Procházka <90197375+P-R-O-C-H-Y@users.noreply.github.com>

* Added erase flash menu to all boards

* fixed typo in board name

* typo edit: 8M flash (FAT to SPIFFS) + FAT to FATFS

* more precize fatfs size in 16M flash partition

* Revert size in 8M with spiffs partition

* Create M5Station pins_arduino.h

* Update pins_arduino.h

* Update boards.txt

* add EraseFlash menu option

* Update boards.txt
Co-authored-by: NJan Procházka <90197375+P-R-O-C-H-Y@users.noreply.github.com>

* Added NVS test sketch + test script

* Added cfg.json with multiple fqbns

* cfg.json missing commas fix

* Changed OPI PSRAM to QSPI accordind to new HW setup.

* disabled PSRAM for ESP32S3

* Reverting PSRAM changes

* Remove Octal flash test

Octal flash needs to be tested locally before each release.

* Improves time for setting touch interrupt

* Fixes Interrupt Touchpad initialization
Co-authored-by: NJan Procházka <90197375+P-R-O-C-H-Y@users.noreply.github.com>

 - on flash writes try to use large block erase
 - skip writing empty blocks of data after erase
 - more accurate block calculations

Make the warning actionable by pointing at the right setting in Kconfig.

Changes WiFi Static TX Cache Buffer Number to 4 in order to avoid issues with sending more than 1 packet at the same time.

should default to "build".

otherwise the compiler will complain about unused variable event
Co-authored-by: NRodrigo Garcia <rodrigo.garcia@espressif.com>
Co-authored-by: NJan Procházka <90197375+P-R-O-C-H-Y@users.noreply.github.com>

* Adds an error message to HardwareSerial::setPins() 
In order to avoid problems if the user tries to setPins() before initializing the Serial port with begin()

* Publish new board file for upcoming release.
* Add RGB capabilites.

Makes Wire::begin() fully compatible with Arduino mainstream (Master/Slave)

docs: add FAQ entry about modifying sdkconfig options

Co-authored-by: NRodrigo Garcia <rodrigo.garcia@espressif.com>

Co-authored-by: NRodrigo Garcia <rodrigo.garcia@espressif.com>

Allow access to the PWM channel assigned to the Pin. Opportunity to change PWM configurations (#6992)

* Get channel assigned to the pin with analogWrite

* Respect coding standard in LEDC source file
Co-authored-by: NRodrigo Garcia <rodrigo.garcia@espressif.com>
Co-authored-by: NJan Procházka <90197375+P-R-O-C-H-Y@users.noreply.github.com>