hfp: send start/stop audio for NXP with WBS support
chipset/nxp: configure I2S, 2048 kHz, left channel
chipset/nxp: update firmware to imx-firmware/raw/lf-6.1.22_2.0.0
chipset/nxp: fix build
bstack_chipset_nxp: use hci_cmd_create_from_template_with_vargs
chipset/nxp: use timeout to detect already loaded firmware
chipset/nxp: add btstack_chipset_nxp_get_initial_baudrate
chipset/nxp: assert last ack was sent before calling download complete callback
chipset/nxp: replace tx enum with individual send todos, allow to serialize writes
chipset/nxp: fix iw612 download from nxp github
chipset/nxp: avoid double read
chipset/nxp: send HCI_CMD_SET_SCO_DATA_PATH command
chipset/nxp: support v3 bootloader
chipset/nxp: select firmware based on chip id for v3 bootloader
port: add posix-h4-nxp