ports: add a2dp

libusb: fix typo in config

libusb, posix and windows ports: use '-' instead of ':' in btstack_BD_ADDR.tlv filename

libusb, posix and windows ports: use '-' instead of ':' in btstack_BD_ADDR.tlv filename

port/posix-h4-da14531: port for da14531 dev kit usb and pro

chipset: prefix fw vars with da145xx_

chipset: use da145xx in folder/file/function names for these SoCs

port/stm32-wb55xx-nucleo-freertos: update README

port/stm32-wb55xx-nucleo-freertos: use btstack_run_loop_poll_data_sources_from_irq

posix-h4: drop old code for mapped ftdi usb-uart controller

Merge pull request #392 from ricardoquesada/cmakefile

esp32: update CMakeLists.txt file to use new idf_component_register

esp32: only process one tx/rx done event per timer handler

esp32: support mic gain on LyraT v4.3 board

esp32: use PLL_CLK clock source for I2S

esp32: use double-buffer for audio

esp32: audio use I2S config from LyraT v4.3 board

esp32: validate audio samplerate on stream start

esp32: support mono audio output

esp32: support mono audio input

esp32: add audio source

esp32: setup i2s config and pins based on sink/source state

esp32: update sdkconfig for esp-idf v4.3, disable Bluedroid host stack

esp32: handle MIC_GAIN_MIN and MIC_GAIN_MAX in es8388_set_mic_gain, set gain for both channels

esp32: generalize i2s queue handling

esp32: extract btstack_audio_esp32_init for sink and source