Merge pull request #3745 from hathach/claude/release-0.21.0

Release 0.21.0

4 files changed, 0 insertions, 1498 deletions

diff --git a/docs/info/changelog.rst b/docs/info/changelog.rst
deleted file mode 100644
index 35c8515cc..000000000
--- a/docs/info/changelog.rst
+++ /dev/null
@@ -1,1483 +0,0 @@
-*********
-Changelog
-*********
-
-0.20.0
-======
-
-*November 19, 2025*
-
-General
--------
-
-- New MCUs and Boards:
-
-  - Add STM32U3 device support (adjusted from STM32U0)
-  - Add nRF54H20 support with initial board configuration
-  - Rename board names: pca10056→nrf52840dk, pca10059→nrf52840dongle, pca10095→nrf5340dk
-  - Improve CMake: Move startup and linker files from board target to executable. Enhance target warning flags and fix various build warnings
-
-- Code Quality and Static Analysis:
-
-  - Add PVS-Studio static analysis to CI
-  - Add SonarQube scan support
-  - Add IAR C-Stat analysis capability
-  - Add ``.clang-format`` for consistent code formatting
-  - Fix numerous alerts and warnings found by static analysis tools
-
-- Documentation:
-
-  - Improve Getting Started documentation structure and flow
-  - Add naming conventions and buffer handling documentation
-
-Controller Driver (DCD & HCD)
------------------------------
-
-- DWC2
-
-  - Fix incorrect handling of Zero-Length Packets (ZLP) in the DWC2 driver when receiving data (OUT transfers)
-  - Improve EP0 multi-packet logic
-  - Support EP0 with max packet size = 8
-  - For IN endpoint, write initial packet directly to FIFO and only use TXFE interrupt for subsequent packets
-  - Fix ISO with bInterval > 2 using incomplete IN interrupt handling.
-  - Fix compile issues when enabling both host and device
-  - Clear pending suspend interrupt after USB reset (enum end)
-  - Improve host closing endpoint and channel handling when device is unplugged
-
-- FSDEV (STM32)
-
-  - Fix AT32 USB interrupt remapping in ``dcd_int_enable()``
-
-- OHCI
-
-  - Add initial LPC55 OHCI support
-  - Improve data cache support
-
-Device Stack
-------------
-
-- USBD Core
-
-  - Support configurable EP0 buffer size CFG_TUD_ENDPOINT0_BUFSIZE
-  - Make dcd_edpt_iso_alloc/activate as default API for ISO endpoint
-
-- Audio
-
-  - Add UAC1 support
-  - Implement RX FIFO threshold adjustment with `tud_audio_get/set_ep_in_fifo_threshold()`
-
-- CDC
-
-  - Migrate to endpoint stream API
-
-- HID
-
-  - Fix HID stylus descriptor
-
-- MIDI
-
-  - Migrate to endpoint stream API
-  - Add ``tud_midi_n_packet_write_n()`` and ``tud_midi_n_packet_read_n()``
-
-- MTP
-
-  - Fix incorrect MTP xact_len calculation
-
-- Video
-
-  - Add bufferless operation callback for dynamic frame generation with tud_video_prepare_payload_cb()
-
-Host Stack
-----------
-
-No changes
-
-0.19.0
-======
-
-General
--------
-
-- New MCUs and Boards:
-
-  - Add ESP32-H4, ESP32-C5, ESP32-C61 support
-  - Add STM32U0, STM32WBA, STM32N6
-  - Add AT32F405, AT32F403A, AT32F415, AT32F423 support
-  - Add CH32V305 support and CH32V20x USB host support
-  - Add MCXA156 SDK 2.16 support and FRDM-MCXA156 board
-
-API Changes
------------
-
-- Core APIs
-
-  - Add weak callbacks with new syntax for better compiler compatibility
-  - Add ``tusb_deinit()`` to cleanup stack
-  - Add time functions: ``tusb_time_millis_api()`` and ``tusb_time_delay_ms_api()``
-  - Add ``osal_critical`` APIs for critical section handling
-  - Introduce ``xfer_isr()`` callback for ISO transfer optimization in device classes
-
-- Device APIs
-
-  - CDC: Add notification support ``tud_cdc_configure()``, ``tud_cdc_n_notify_uart_state()``,
-    ``tud_cdc_n_notify_conn_speed_change()``, ``tud_cdc_notify_complete_cb()``
-  - MSC: Add ``tud_msc_inquiry2_cb()`` with bufsize parameter, update ``tud_msc_async_io_done()``
-    with ``in_isr`` parameter
-  - Audio: Add ``tud_audio_n_mounted()`` and various FIFO access functions
-  - MTP: Add ``tud_mtp_mounted()``, ``tud_mtp_data_send()``, ``tud_mtp_data_receive()``,
-    ``tud_mtp_response_send()``, ``tud_mtp_event_send()``
-
-- Host APIs
-
-  - Core: Add ``tuh_edpt_close()``, ``tuh_address_set()``, ``tuh_descriptor_get_device_local()``,
-    ``tuh_descriptor_get_string_langid()``, ``tuh_connected()``, ``tuh_bus_info_get()``
-  - Add enumeration callbacks: ``tuh_enum_descriptor_device_cb()``,
-    ``tuh_enum_descriptor_configuration_cb()``
-  - CDC: Add ``tuh_cdc_get_control_line_state_local()``, ``tuh_cdc_get/set_dtr/rts()``,
-    ``tuh_cdc_connect/disconnect()`` and sync versions of all control APIs
-  - MIDI: Add ``tuh_midi_itf_get_info()``, ``tuh_midi_packet_read_n()``,
-    ``tuh_midi_packet_write_n()``, ``tuh_midi_read_available()``, ``tuh_midi_write_flush()``,
-    ``tuh_midi_descriptor_cb()``
-
-Controller Driver (DCD & HCD)
------------------------------
-
-- DWC2
-
-  - Support DWC2 v4.30a with improved reset procedure
-  - Fix core reset: wait for AHB idle before reset
-  - Add STM32 DWC2 data cache support with proper alignment
-  - Host improvements:
-    - Fix disconnect detection and SOF flag handling
-    - Fix HFIR timing off-by-one error
-    - Retry IN token immediately for bInterval=1
-    - Proper attach debouncing (200ms)
-    - Fix all retry intervals
-    - Resume OUT transfer when PING ACKed
-  - Fix enumeration racing conditions
-  - Refactor bitfields for better code generation
-
-- FSDEV (STM32)
-
-  - Fix AT32 compile issues after single-buffered endpoint changes
-  - Add configurable single-buffered isochronous endpoints
-  - Fix STM32H7 recurrent suspend ISR
-  - Fix STM32L4 GPIOD clock enable for variants without GPIOD
-  - Fix STM32 PHYC PLL stability wait
-  - Improve PMA size handling for STM32U0
-
-- EHCI
-
-  - Fix removed QHD getting reused
-  - Fix NXP USBPHY disconnection detection
-
-- Chipidea/NXP
-
-  - Fix race condition with spinlock
-  - Improve iMXRT support: fix build, disable BOARD_ConfigMPU, fix attach debouncing on port1 highspeed
-  - Fix iMXRT1064 and add to HIL test pool
-
-- MAX3421E
-
-  - Use spinlock for thread safety instead of atomic flag
-  - Implement ``hcd_edpt_close()``
-
-- RP2040
-
-  - Fix audio ISO transfer: reset state before notifying stack
-  - Fix CMake RTOS cache variable
-  - Abort transfer if active in ``iso_activate()``
-
-- SAMD
-
-  - Add host controller driver support
-
-Device Stack
-------------
-
-- USBD Core
-
-  - Introduce ``xfer_isr()`` callback for interrupt-time transfer handling
-  - Add ``usbd_edpt_xfer_fifo()`` stub
-  - Revert endpoint busy/claim status if ``xfer_isr()`` defers to ``xfer_cb()``
-
-- Audio
-
-  - Major simplification of UAC driver and alt settings management
-  - Move ISO transfers into ``xfer_isr()`` for better performance
-  - Remove FIFO mutex (single producer/consumer optimization)
-  - Add implicit feedback support for data IN endpoints
-  - Fix alignment issues
-  - Update buffer macros with cache line size alignment
-
-- CDC
-
-  - Add notification support: ``CFG_TUD_CDC_NOTIFY``, ``tud_cdc_n_notify_conn_speed_change()``, ``tud_cdc_notify_complete_cb()``
-  - Reduce default bInterval from 16ms to 1ms for better responsiveness
-  - Rename ``tud_cdc_configure_fifo()`` to ``tud_cdc_configure()`` and add ``tx_overwritable_if_not_connected`` option
-  - Fix web serial robustness with major overhaul and logic cleanup
-
-- HID
-
-  - Add Usage Page and Table for Power Devices (0x84 - 0x85)
-  - Fix HID descriptor parser variable size and 4-byte item handling
-  - Add consumer page configurations
-
-- MIDI
-
-  - Fix MIDI interface descriptor handling after audio streaming interface
-  - Skip RX data with all zeroes
-
-- MSC
-
-  - Add async I/O support for MSC using ``tud_msc_async_io_done()``
-  - Add ``tud_msc_inquiry2_cb()`` with bufsize for full inquiry response
-
-- MTP
-
-  - Add new Media Transfer Protocol (MTP) device class driver
-  - Support MTP operations: GetDeviceInfo, SendObjectInfo, SendObject
-  - Add MTP event support with ``tud_mtp_event_send()``
-  - Implement filesystem example with callbacks
-  - Add hardware-in-the-loop testing support
-
-- NCM
-
-  - Add USB NCM link state control support
-  - Fix DHCP offer/ACK destination
-
-- USBTMC
-
-  - Add vendor-specific message support
-
-- Vendor
-
-  - Fix vendor device reset and open issues
-  - Fix descriptor parsing for ``CFG_TUD_VENDOR > 1``
-  - Fix vendor FIFO argument calculation
-
-Host Stack
-----------
-
-- USBH Core
-
-  - Major enumeration improvements:
-    - Fix enumeration racing conditions
-    - Add proper attach debouncing with hub/rootport handling (200ms delay)
-    - Reduce ``ENUM_DEBOUNCING_DELAY_MS`` to 200ms
-    - Always get language ID, manufacturer, product, and serial strings during enumeration
-    - Always get first 2 bytes of string descriptor to determine length (prevents buffer overflow)
-    - Support devices with multiple configurations
-  - Add ``tuh_enum_descriptor_device_cb()`` and ``tuh_enum_descriptor_configuration_cb()`` callbacks
-  - Add ``tuh_descriptor_get_string_langid()`` API
-  - Hub improvements:
-    - Check status before getting first device descriptor
-    - Properly handle port status and change detection
-    - Queue status endpoint for detach/remove events
-    - Fix hub status change endpoint handling
-  - Fix endpoint management:
-    - ``hcd_edpt_open()`` returns false if endpoint already opened
-    - Add ``hcd_edpt_close()`` implementation
-    - Abort pending transfers on close
-  - Add roothub debouncing flag to ignore attach/remove during debouncing
-  - Move address setting and bus info management to separate structures
-  - Force removed devices in same bus info before setting address
-
-- CDC Serial Host
-
-  - Major refactor to generalize CDC serial drivers (FTDI, CP210x, CH34x, PL2303, ACM)
-  - Add explicit ``sync()`` API with ``TU_API_SYNC()`` returning ``tusb_xfer_result_t``
-  - Rename ``tuh_cdc_get_local_line_coding()`` to ``tuh_cdc_get_line_coding_local()``
-  - Add ``tuh_cdc_get_control_line_state_local()``
-  - Implement ``tuh_cdc_get/set_dtr/rts()`` as inline functions
-
-- MIDI Host
-
-  - Major API changes:
-    - Rename ``tuh_midi_stream_flush()`` to ``tuh_midi_write_flush()``
-    - Add ``tuh_midi_packet_read_n()`` and ``tuh_midi_packet_write_n()``
-    - Add ``CFG_TUH_MIDI_STREAM_API`` to opt out of stream API
-    - Change API to use index instead of device address (supports multiple MIDI per device)
-  - Rename ``tuh_midi_get_num_rx/tx_cables()`` to ``tuh_midi_get_rx/tx_cable_count()``
-  - Add ``tuh_midi_descriptor_cb()`` and ``tuh_midi_itf_get_info()``
-
-- MSC Host
-
-  - Continue async I/O improvements
-
-- HID Host
-
-  - Fix version string to actually show version
-
-0.18.0
-======
-
-General
--------
-
-- New MCUs:
-
-  - Add esp32p4 OTG highspeed support
-  - Add stm32 u0, c0, h7rs
-
-- Better support dcache, make sure all usb-transferred buffer are cache line aligned and occupy full cache line
-- Build ARM IAR with CircleCI
-- Improve HIL with `dual/host_info_to_device_cdc`` optional for pico/pico2, enable dwc2 dma test
-
-API Changes
------------
-
-- Change signature of ``tusb_init(rhport, tusb_rhport_init_t*)``, ``tusb_init(void)`` is now deprecated but still available for backward compatibility
-- Add new ``tusb_int_handler(rhport, in_isr)``
-- Add time-related APIs: ``tusb_time_millis_api()`` and ``tusb_time_delay_ms_api()`` for non-RTOS, required for some ports/configuration
-- New configuration macros:
-
-  - ``CFG_TUD/TUH_MEM_DCACHE_ENABLE`` enable data cache sync for endpoint buffer
-  - ``CFG_TUD/TUH_MEM_DCACHE_LINE_SIZE`` set cache line size
-  - ``CFG_TUD/TUH_DWC2_SLAVE_ENABLE`` enable dwc2 slave mode
-  - ``CFG_TUD/TUH_DWC2_DMA_ENABLE`` enable dwc2 dma mode
-
-Controller Driver (DCD & HCD)
------------------------------
-
-- DWC2
-
-  - Add DMA support for both device and host controller
-  - Add host driver support including: full/high speed, control/bulk/interrupt (CBI) transfer, split CBI i.e FS/LS attached via highspeed hub, hub support
-
-- RP2: implement ``dcd_edpt_iso_alloc()`` and ``dcd_edpt_iso_activate()`` for isochronous endpoint
-- iMXRT1170 support M4 core
-
-Device Stack
-------------
-
-- Vendor Fix  class reset
-- NCM fix recursions in ``tud_network_recv_renew()``
-- Audio fix align issue of ``_audiod_fct.alt_setting``
-- UVC support format frame based
-- Change ``dcd_dcache_()`` return type from void to bool
-- HID add Usage Table for Physical Input Device Page (0x0F)
-
-Host Stack
-----------
-
-- Fix an duplicated attach issue which cause USBH Defer Attach until current enumeration complete message
-
-0.17.0
-======
-
-General
--------
-
-- Improved CI: build both cmake and make. Make use of CircleCI for part of build process to speed up CI
-- Add CodeQL Workflow for Code Security Analysis
-- Add Clang compiler support
-- Add default implementation for weak callbacks functions for better Keil compatibility
-- Upgrade hardware-in-the-loop (HIL) testing with more boards and examples: including dual stack example
-
-Controller Driver (DCD & HCD)
------------------------------
-
-- Chipidea
-
-  - Support MCXA
-
-- DWC2
-
-  - Fix tickless issue with stm32f7: disable ULPI clock during sleep when using internal phy
-  - Fix SOF interrupt handling
-  - Fix fifo level half/empty issue
-  - Add DWC2 Test Mode support.
-  - for esp32 force disconnect/connect using USB_WRAP otg pad override
-
-- FSDEV
-
-  - Rewrite and Generalize driver to support non-stm32 mcu such as wch
-  - Simplify PMA, HW FIFO access and bit manipulation for different access scheme 1x16, 2x16 and 32 bit
-  - Add support for ch32 usbd e.g ch32v203
-  - Add support for STM32G4 and STM32U5 microcontrollers.
-  - Fix h5 (32-bit) errata 2.15.1: Buffer description table update completes after CTR interrupt triggers
-  - ISO EP buffer allocation improvements, implement ``dcd_edpt_close_all()``
-
-  - Fix ch32v203 race condition and stability issue with
-
-    - fix ch32v203 seems to unconditionally accept ZLP on EP0 OUT.
-    - fix v203 race condition between rx bufsize and RX_STAT which cause PMAOVR, occurs with WRITE10
-    - correctly handle setup prepare at ``dcd_edpt0_status_complete()``, which fixes the race condition with windows where we could miss setup packet (setup bit set, but count = 0)
-
-- MAX3421E
-
-  - Add support for rp2040, esp32 (c3, c6, h2, etc..)
-  - Add ``hcd_deinit()`` for max3421
-  - Retry NAK handling next frame to reduce CPU and SPI bus usage
-  - add ``cpuctl`` and ``pinctl`` to ``tuh_configure()`` option for max3421
-  - Implement hcd abort transfer for Max3421
-  - Properly Handle NAK Response in MAX3421E driver: correctly switch and skip writing to 2 FIFOs when NAK received. Otherwise, the driver may hang in certain conditions.
-
-- MSP430: support non-bus-powered
-
-- MUSB
-
-  - Add support for Analoog devices: max32650, max32666, max32690, max3278002
-
-- nRF
-
-  - Fix ``dcd_edpt_open()`` for iso endpoint
-  - Handle ISOOUT CRC errors
-  - Add compile support with old nordic sdk
-  - Fix a few race conditions
-
-- OHCI
-
-  - Allow more than 16 devices
-
-- RP2040
-
-  - Correctly abort control transfer when new setup arrived. Due to RP2040-E2 only able to fix B2 or later
-  - Implement hcd abort transfer for rp2040
-  - Add support for rp2350
-
-- RUSB2
-
-  - Support ra2a1 pipe number scheme
-
-- WCH CH32
-
-  - Added support for USB OTG/FS and FSDev Driver. Update CH32V307 to allow manual select FS or HS driver.
-  - Fixed various bugs in CH32v307 usbhs driver: endpoint handling and data transfer management.
-
-Device Stack
-------------
-
-- Add ``tud_deinit()`` and ``class driver deinit()`` to deinitialize TinyUSB device stack.
-- Add support for generic SOF callback.
-- Add set address recovery time 2ms per USB spec.
-
-- Audio
-
-  - Add audio_test_freertos & audio_4_channel_mic_freertos
-  - Improved support for Audio Class 2.0 (UAC2) with various bug fixes.
-  - Add feedback by fifo counting.
-
-- Bluetooth HCI
-
-  - Issue ZLP on ACL IN ep when transfer is multiple of endpoint max packet size
-
-- CDC
-
-  - Add ``tud_cdc_configure_fifo()`` to make RX/TX buffer persistent (not clear when disconnected)
-  - Add missing capability bit for CDC ACM serial break support
-  - Enhanced CDC class with better handling of large data transmissions.
-  - Add missing capability bit for CDC ACM serial break support
-
-- HID
-
-  - Added missing key codes for keypad
-  - Added HID Lighting and Illumination functionality
-  - Fixed issues in the HID class for more reliable device enumeration.
-  - Support HID Mouse with absolute positioning
-  - Use separate buffer for control SET_REPORT, fix conflict with interrupt endpoint out
-
-- MSC: Added support for SCSI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL
-
-- Net
-
-  - Rewrite of NCM device driver to improve throughput
-  - removed obsolete ``tud_network_link_state_cb()``
-
-- USBTMC Added notification support
-
-- Vendor
-
-  - Migrate to new endpoint stream API, support non-buffered TX/RX
-  - Add ZLP for ``write()`` when needed
-
-- Video
-
-  - Enhance UVC descriptors and example
-  - Video Added support for USB Video Class (UVC) with MJPEG.
-  - Fix multiple interfaces, add an example of 2ch video capture.
-  - Fix race for ``tud_video_n_streaming()`` check
-
-Host Stack
-----------
-
-- Added ``tuh_deinit()`` to de-initialize TinyUSB host stack.
-- Added support for new USB mass storage class APIs.
-- Improved error handling and retry mechanisms for unstable devices.
-
-- CDC Serial
-
-  - Add support for ch34x
-  - Allow to overwrite ``CFG_TUH_CDC_FTDI/CP210X/CH32X_VID_PID_LIST``
-  - Enhanced stability of CDC-ACM devices during enumeration.
-
-- HID
-
-  - Add ``tuh_hid_receive_abort()``
-  - Add ``tuh_hid_get_report()``
-
-- Hub
-
-  - Prevent status request to invalid ep_num
-  - Fix double status xfer
-  - unroll hub removal
-
-0.16.0
-======
-
-- New controller driver: MAX3421e (usb host shield), rusb2 (Renesas USB2.0), ChipIdea fullspeed
-- New MCUs: MCXn9, nRF5340, STM32: G0, G4, L5, U575, U5A5, RA6m5, CH32F20x
-- Add initial TypeC PowerDelivery support with STM32G4
-- Remove submodules and use python script to manage repo dependencies #1947
-- Add CMake support for most families and boards, move build file from tools/ to examples/build_system
-- Add ETM trace support with JTrace for nrf52840, nrf5340, mcb1857, stm32h743eval, ra6m5
-- [osal] Make it possible to override the ``osal_task_delay()`` in osal_none
-- Add CDC+UAC2 composite device example
-- Enhance Hardware-in-the-loop (HIL) testing with more boards: rp2040, stm32l412nucleo, stm32f746disco, lpcxpresso43s67
-
-Controller Driver (DCD & HCD)
------------------------------
-
-- Add new ISO endpoint API: ``dcd_edpt_iso_alloc()`` and ``dcd_edpt_iso_activate()``
-- Remove legacy driver st/synopsys
-
-- EHCI
-
-  - [iMXRT] Add dache clean/invalidate when memory is in cacheable memory
-  - Fix portsc write issue which cause problem with enumeration
-  - Fix an issue when doing port reset write to portsc
-  - Fix port change detect is not recognized when power on with attached device
-  - Fix xfer failed with disconnected device as stalled
-  - Fix error on EHCI causes xfer error in non-queued qhd which cause memory fault
-  - Un-roll recursive hub removal with usbh queue
-  - Fix issue when removing queue head
-  - Implement ``hcd_edpt_abort_xfer()``
-  - use standard USB complete interrupt instead of custom chipidea async/period interrupt to be more compatible with other ehci implementation
-  - refactor usb complete & error isr processing, merge, update. Fix EHCI QHD reuses QTD on wrong endpoint
-  - Improve bus reset, fix ``send_setup()`` not carried out if halted previously
-  - Fix clear qhd halted bit if not caused by STALL protocol to allow for next transfer
-
-- ChipIdea Highspeed
-
-  - Fix control transfer issue when previous status and new setup complete in the same isr frame
-  - [imxrt] Add dcache support for cache region
-
-- ChipIdea Fullspeed
-
-  - Generalize ChipIdea Fullspeed driver for mcxn9 (port 0), kinetis
-
-- nrf
-
-  - Fix DMA race condition with ISO OUT transfer #1946
-  - Add support for nRF5340 with pca10095 board
-
-- Renesas rusb2
-
-  - Generalize rusb2 driver for ra, rx mcus
-  - rework both dcd and hcd for better multiple ports support
-  - Add support for board with HS USB port: ra6m5 port1
-
-- rp2040
-
-  - [dcd] Make writes to SIE_CTRL aware of concurrent access
-  - [hcd] add ``hcd_frame_number()``, ``hcd_edpt_abort_xfer()`` for pio-usb host
-
-- stm32 fsdev:
-
-  - Add STM32L5 support
-  - Implement ``dcd_edpt_iso_alloc()`` and ``dcd_edpt_iso_activate()``
-
-- OHCI
-
-  - Allows configurable root hub ports, handles SMM mode (Ref OHCI spec 5.1.1.3.3) and Bios mode (Ref OHCI spec 5.1.1.3.4)
-  - Fix FrameIntervalToggle must be toggled after we write the FrameInterval (Ref OHCI Spec 7.3.1)
-  - Wait PowerOnToPowerGoodTime after we enable power of the RH ports (Ref OHCI Spec 7.4.1)
-  - Generate port interrupts for devices already connected during init.
-  - Fix issue when removing queue head
-  - Disable MIE during IRQ processing and clear HccaDoneHead on completion as per OCHI Spec Page 80
-
-Device Stack
-------------
-
-- Add optional hooks ``tud_event_hook_cb()``
-- Audio (UAC2)
-
-  - Fix feedback EP buffer alignment.
-  - Fix encoding, update example
-  - Improve IN transfer
-
-- Bluetooth
-
-  - Add historical EP compatibility for Bluetooth HCI
-
-- CDC
-
-  - Fix line_coding alignment
-  - Fix typo in cdc line coding enum
-
-- MIDI
-
-  - Fix ``stream_write()`` always writes system messages to cable 0
-  - Fix incorrect NOTE_ON, NOTE_OFF definitions
-
-- USBTMC: Fix tmc488 bit order
-
-- Vendor: fix ``read()``/``write()`` race condition
-
-- Video (UVC)
-
-  - Add the capability for video class to handle a bulk endpoint in the streaming interface.
-
-Host Stack
-----------
-
-- USBH
-
-  - Add new APIs: ``tuh_interface_set()``, ``tuh_task_event_ready()``, ``tuh_edpt_abort_xfer()``, ``tuh_rhport_reset_bus()``, ``tuh_rhport_is_active()``
-  - Fix issue when device generate multiple attach/detach/attach when plugging in
-  - Prefer application callback over built-in driver on transfer complete event
-  - Correct ``hcd_edpt_clear_stall()`` API signature
-  - Separate bus reset delay and contact debouncing delay in enumeration
-  - Support ``usbh_app_driver_get_cb()`` for application drivers
-  - Fix usbh enumeration removal race condition
-  - Add optional hooks ``tuh_event_hook_cb()``
-
-- CDC
-
-  - Breaking: change ``tuh_cdc_itf_get_info()`` to use tuh_itf_info_t instead of tuh_cdc_info_t
-  - Fix cdc host enumeration issue when device does not support line request
-  - Add support for vendor usb2uart serial: ftdi, cp210x, ch9102f
-  - Improve sync control API e.g  ``tuh_cdc_set_control_line_state()``, ``tuh_cdc_set_line_coding()``
-
-- HID
-
-  - Add new APIs ``tuh_hid_send_report()``, ``tuh_hid_itf_get_info()``, ``tuh_hid_receive_ready()``, ``tuh_hid_send_ready()``, ``tuh_hid_set_default_protocol()``
-  - Change meaning of CFG_TUH_HID to total number of HID interfaces supported. Previously ``CFG_TUH_HID`` is max number of interfaces per device which is rather limited and consume more resources than needed.
-
-- HUB
-
-  - Fix handling of empty "status change" interrupt
-  - Fix issue with hub status_change is not aligned
-
-- MSC
-
-  - Fix bug in ``tuh_msc_ready()``
-  - Fix host msc get maxlun not using aligned section memory
-
-0.15.0
-======
-
-- Add codespell to detect typo
-- Add support for fuzzing and bagde for oss-fuzz
-- [osal]
-
-  - Allow the use of non-static allocation for FreeRTOS
-  - Fix FreeRTOS wrong task switch in some cases
-
-- Fix tu_fifo memory overflown when repeatedly write to overwritable fifo (accumulated more than 2 depths)
-- Better support for IAR (ARM) with ci build check for stm32 mcus.
-- Fix Windows build for some mingw gnu make situations
-
-Controller Driver (DCD & HCD)
------------------------------
-
-- Add new port support (WIP) for WCH CH32V307 USB Highspeed
-- Add new port support (WIP) for PIC32MM/MX & PIC24
-
-- [nRF]
-
-  - Fix endpoint internal state when closed
-  - Fix reception of large ISO packets
-
-- [rp2040]
-
-  - [dcd] Implement workaround for Errata 15. This enable SOF when bulk-in endpoint is in use and reduce its bandwidth to only 80%
-  - [hcd] Fix shared irq slots filling up when ``hcd_init()`` is called multiple times
-  - [hcd] Support host bulk endpoint using hw "interrupt" endpoint. Note speed limit is 64KB/s
-
-- [samd][dcd] Add support for ISO endpoint
-- [dwc2][dcd] Add support for stm32u5xx
-- [esp32sx] Fix Isochronous transfers only transmitted on even frame
-- [lpc_ip3511][dcd] Add isochronous support and fix endpoint accidental write
-- [ft90x] Improve and enhance support for FT9xx MCU, tested with more examples
-
-Device Stack
-------------
-
-- [Video]
-
-  - Add support for MJPEG
-  - Fix probe on macOS
-
-- [MIDI]
-
-  - Support port name strings
-  - fix MS Header wTotalLength computation
-
-- [HID]
-
-  - Add FIDO descriptor template
-  - change length in ``tud_hid_report_complete_cb()`` from ``uint8_t`` to ``uint16_t``
-
-- [CDC]
-
-  - Fix autoflush for FIFO < MPS
-  - Fix tx fifo memory overflown when DTR is not set and ``tud_cdc_write()`` is called repeatedly with large enough data
-
-- [USBTMC] Fix packet size with highspeed
-
-Host Stack
-----------
-
-- Retry a few times with transfers in enumeration since device can be unstable when starting up
-- [MSC] Rework host masstorage API. Add new ``host/msc_file_explorer`` example
-- [CDC]
-
-  - Add support for host cdc
-  - Fix host cdc with device without IAD e.g Arduino Due
-
-0.14.0
-======
-
-- Improve compiler support for CCRX and IAR
-- Add timeout to ``osal_queue_receive()``
-- Add ``tud_task_ext(timeout, in_isr)`` as generic version of ``tud_task()``. Same as ``tuh_task_ext()``, ``tuh_task()``
-- Enable more warnings ``-Wnull-dereference -Wuninitialized -Wunused -Wredundant-decls -Wconversion``
-- Add new examples
-
-  - ``host/bare_api`` to demonstrate generic (app-level) enumeration and endpoint transfer
-  - ``dual/host_hid_to_device_cdc`` to run both device and host stack concurrently, get HID report from host and print out to device CDC. This example only work with multiple-controller MCUs and rp2040 with the help of pio-usb as added controller.
-
-Controller Driver (DCD & HCD)
------------------------------
-
-- Enhance rhports management to better support dual roles
-
-  - ``CFG_TUD_ENABLED``/``CFG_TUH_ENABLED``, ``CFG_TUD_MAX_SPEED``/``CFG_TUH_MAX_SPEED`` can be used to replace ``CFG_TUSB_RHPORT0_MODE``/``CFG_TUSB_RHPORT1_MODE``
-  - ``tud_init(rphort)``, ``tuh_init(rhport)`` can be used to init stack on specified roothub port (controller) instead of ``tusb_init(void)``
-- Add dcd/hcd port specific defines ``TUP_`` (stand for tinyusb port-specific)
-- [dwc2]
-
-  - Update to support stm32 h72x, h73x with only 1 otg controller
-  - Fix overwrite with grstctl when disable endpoint
-- [EHCI] Fix an issue with EHCI driver
-- [msp430] Fix for possible bug in msp430-elf-gcc 9.3.0
-- [nrf5x] Fix DMA access race condition using atomic function
-- [pic32] Fix PIC32 santiy
-- [rp2040]
-
-  - Add PICO-PIO-USB as controller (device/host) support for rp2040
-  - Use shared IRQ handlers, so user can also hook the USB IRQ
-  - Fix resumed signal not reported to device stack
-- [stm32fsdev] Add support for stm32wb55
-
-Device Stack
-------------
-
-- [Audio] Add support for feedback endpoint computation
-
-  - New API ``tud_audio_feedback_params_cb()``, ``tud_audio_feedback_interval_isr()``.
-  - Supported computation method are: frequency with fixed/float or power of 2. Feedback with fifo count is not yet supported.
-  - Fix nitfs (should be 3) in ``TUD_AUDIO_HEADSET_STEREO_DESCRIPTOR``
-  - Fix typo in ``audiod_rx_done_cb()``
-
-- [DFU] Fix coexistence with other interfaces BTH, RNDIS
-- [MSC] Fix inquiry response additional length field
-- [Venndor] Improve write performance
-
-Host Stack
-----------
-
-- Add new API ``tuh_configure(rhport, cfg_id, cfg_param)`` for dynamnic port specific behavior configuration
-- [HID] Open OUT endpoint if available
-- [Hub] hub clear port and device interrupts
-- [USBH] Major improvement
-
-  - Rework usbh control transfer with complete callback. New API ``tuh_control_xfer()`` though still only carry 1 usbh (no queueing) at a time.
-  - Add generic endpoint transfer with ``tuh_edpt_open()``, ``tuh_edpt_xfer()``. Require ``CFG_TUH_API_EDPT_XFER=1``
-  - Support app-level enumeration with new APIs
-
-    - ``tuh_descriptor_get()``, ``tuh_descriptor_get_device()``, ``tuh_descriptor_get_configuration()``, ``tuh_descriptor_get_hid_report()``
-    - ``tuh_descriptor_get_string()``, ``tuh_descriptor_get_manufacturer_string()``, ``tuh_descriptor_get_product_string()``, ``tuh_descriptor_get_serial_string()``
-    - Also add ``_sync()`` as sync/blocking version for above APIs
-
-0.13.0
-======
-
-- [tu_fifo] Fix locked mutex when full, and return type in ``peek_n()``
-
-Controller Driver (DCD & HCD)
------------------------------
-
-- [DWC2] Generalize synopsys dwc2 with synopsys/dwc2 which support both FS and HS phy (UTMI and ULPI) for various MCUs.
-
-  - Broadcom 28/27xx on raspberrypi SBC
-  - Silicon Labs EFM32
-  - Espressif ESP32 Sx
-  - GigaDevice GD32
-  - ST STM32
-  - Infineon XMC
-- [KL25] Add new HCD for NXP KL25
-- [MUSB] Add new DCD and HCD for Mentor musb with TI MSP432E4
-- [F1C100s] Add new DCD for Allwinner F1C100s family
-- [PIC32MZ] Add new DCD for PIC32MZ
-- [nRF] Fix/Enhance various race condition with: EASY DMA, request HFXO, EPOUT
-- [ChipIdea] rename Transdimension to more popular ChipIdea Highspeed,
-- [RP2040] various update/fix for hcd/dcd
-- [FT9XX] new DCD port for Bridgetek FT90x and FT93x devices
-- [DA1469X] Fix resume
-- [OHCI] Fix device array out of bound
-
-Note: legacy drivers such as st/synopsys, nxp/transdimension are still present in this release but won't receive more update and could be removed in the future.
-
-Device Stack
-------------
-
-- [Audio] Support disabling feedback format correction (16.16 <-> 10.14 format)
-- [MSC] Add ``tud_msc_request_sense_cb()`` callback, change most default sense error to medium not present (0x02, 0x3A, 0x00)
-- [Video] Fix video_capture example fails enumeration when 8FPS
-
-Host Stack
-----------
-
-No notable changes
-
-0.12.0
-======
-
-- add ``CFG_TUSB_OS_INC_PATH`` for os include path
-
-Device Controller Driver (DCD)
-------------------------------
-
-- Getting device stack to pass USB Compliance Verification test (chapter9, HID, MSC). Ports are tested:
-  nRF, SAMD 21/51, rp2040, stm32f4, Renesas RX, iMXRT, ESP32-S2/3, Kinetic KL25/32, DA146xx
-- Added ``dcd_edpt_close_all()`` for switching configuration
-- [Transdimension] Support ``dcd_edpt_xfer_fifo()`` with auto wrap over if fifo buffer is 4K aligned and size is multiple of 4K.
-- [DA146xx] Improve vbus, reset, suspend, resume detection, and remote wakeup.
-
-Device Stack
-------------
-
-- Add new network driver Network Control Model (CDC-NCM), update ``net_lwip_webserver`` to work with NCM (need re-configure example)
-- Add new USB Video Class UVC 1.5 driver and video_capture example (work in progress)
-- Fix potential buffer overflow for HID, bluetooth drivers
-
-Host Controller Driver (HCD)
-----------------------------
-
-No notable changes
-
-Host Stack
-----------
-
-No notable changes
-
-0.11.0 (2021-08-29)
-===================
-
-- Add host/hid_controller example: only worked/tested with Sony PS4 DualShock controller
-- Add device/hid_boot_interface example
-- Add support for Renesas CCRX toolchain for RX mcu
-
-Device Controller Driver (DCD)
-------------------------------
-
-- Add new DCD port for SAMx7x (E70, S70, V70, V71)
-- Add new mcu K32L2Bxx
-- Add new mcu GD32VF103
-- Add new mcu STM32l151
-- Add new mcu SAML21
-- Add new mcu RX65n RX72n
-- Fix NUC120/121/126 USBRAM can only be accessed in byte manner. Also improve set_address & disable sof
-- Add Suspend/Resume handling for Renesas RX family.
-- Fix DA1469x no VBUS startup
-
-Synopsys
-^^^^^^^^
-
-- Fix Synopsys set address bug which could cause re-enumeration failed
-- Fix ``dcd_synopsys`` driver integer overflow in HS mode (issue #968)
-
-nRF5x
-^^^^^
-
-- Add nRF5x suspend, resume and remote wakeup
-- Fix nRF5x race condition with ``TASKS_EP0RCVOUT``
-
-RP2040
-^^^^^^
-
-- Add RP2040 suspend & resume support
-- Implement double buffer for both host and device (#891). However device EPOUT is still single buffered due to techinical issue with short packet
-
-Device Stack
-------------
-
-USBD
-^^^^
-
-- Better support big endian mcu
-- Add ``tuh_inited()`` and ``tud_inited()``, will separate ``tusb_init/inited()`` to ``tud/tuh_init/inited()``
-- Add ``dcd_attr.h`` for defining common controller attribute such as max endpoints
-
-Bluetooth
-^^^^^^^^^
-
-- Fix stridx error in descriptor template
-
-DFU
-^^^
-
-- Enhance DFU implementation to support multiple alternate interface and better support ``bwPollTimeout``
-- Rename ``CFG_TUD_DFU_MODE`` to simply ``CFG_TUD_DFU``
-
-HID
-^^^
-
-- Fix newline usage keyboard (ENTER 0x28)
-- Better support Hid Get/Set report
-- Change max gamepad support from 16 to 32 buttons
-
-MIDI
-^^^^
-
-- Fix midi available
-- Fix midi data
-- Fix an issue when calling midi API when not enumerated yet
-
-UAC2
-^^^^
-
-- Fix bug and enhance of UAC2
-
-Vendor
-^^^^^^
-
-- Fix vendor fifo deadlock in certain case
-- Add ``tud_vendor_n_read_flush()``
-
-Host Controller Driver (HCD)
-----------------------------
-
-RP2040
-^^^^^^
-
-- Implement double buffered to fix E4 errata and boost performance
-- Lots of rp2040 update and enhancement
-
-Host Stack
-----------
-
-- Major update and rework most of host stack, still needs more improvement
-- Lots of improvement and update in parsing configuration and control
-- Rework and major update to HID driver. Will default to enable boot interface if available
-- Separate ``CFG_TUH_DEVICE_MAX`` and ``CFG_TUH_HUB`` for better management and reduce SRAM usage
-
-0.10.1 (2021-06-03)
-===================
-
-- rework rp2040 examples and CMake build, allow better integration with pico-sdk
-
-Host Controller Driver (HCD)
-----------------------------
-
-- Fix rp2040 host driver: incorrect PID with low speed device with max packet size of 8 bytes
-- Improve hub driver
-- Remove obsolete ``hcd_pipe_queue_xfer()``/``hcd_pipe_xfer()``
-- Use ``hcd_frame_number()`` instead of micro frame
-- Fix OHCI endpoint address and ``xferred_bytes`` in xfer complete event
-
-0.10.0 (2021-05-28)
-===================
-
-- Rework tu_fifo_t with separated mutex for read and write, better support DMA with read/write buffer info. And constant address mode
-- Improve audio_test example and add audio_4_channel_mic example
-- Add new dfu example
-- Remove pico-sdk from submodule
-
-Device Controller Driver (DCD)
-------------------------------
-
-- Add new DCD port for Silabs EFM32GG12 with board Thunderboard Kit (SLTB009A)
-- Add new DCD port Renesas RX63N, board GR-CITRUS
-- Add new (optional) endpoint API dcd_edpt_xfer_fifo
-- Fix build with nRF5340
-- Fix build with lpc15 and lpc54
-- Fix build with lpc177x_8x
-- STM32 Synopsys: greatly improve Isochronous transfer with ``edpt_xfer_fifo()`` API
-- Support LPC55 port1 highspeed
-- Add support for Espressif esp32s3
-- nRF: fix race condition that could cause drop packet of Bulk OUT transfer
-
-USB Device Driver (USBD)
-------------------------
-
-- Add new (optional) endpoint ADPI ``usbd_edpt_xfer_fifo()``
-
-Device Class Driver
--------------------
-
-CDC
-
-- [Breaking] ``tud_cdc_peek()``, ``tud_vendor_peek()`` no longer support random offset and dropped position parameter.
-
-DFU
-
-- Add new DFU 1.1 class driver (WIP)
-
-HID
-
-- Fix keyboard report descriptor template
-- Add more hid keys constant from 0x6B to 0xA4
-
-- [Breaking] rename API
-
-  - ``HID_PROTOCOL_NONE/KEYBOARD/MOUSE`` to ``HID_ITF_PROTOCOL_NONE/KEYBOARD/MOUSE``
-  - ``tud_hid_boot_mode()`` to ``tud_hid_get_protocol()``
-  - ``tud_hid_boot_mode_cb()`` to ``tud_hid_set_protocol_cb()``
-
-MIDI
-
-- Fix MIDI buffer overflow issue
-
-- [Breaking] rename API
-
-  - Rename ``tud_midi_read()`` to ``tud_midi_stream_read()``
-  - Rename ``tud_midi_write()`` to ``tud_midi_stream_write()``
-  - Rename ``tud_midi_receive()`` to ``tud_midi_packet_read()``
-  - Rename ``tud_midi_send()`` to ``tud_midi_packet_write()``
-
-Host Controller Driver (HCD)
-----------------------------
-
-- No noticeable changes
-
-USB Host Driver (USBH)
-----------------------
-
-- No noticeable changes
-
-Host Class Driver
------------------
-
-- HID: Rework host hid driver, basically everything changes
-
-
-0.9.0 (2021-03-12)
-==================
-
-Device Stack
-------------
-
-Device Controller Driver (DCD)
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-RP2040
-
-- Fix endpoint buffer reallocation overrun problem
-- Fix osal_pico queue overflow in initialization
-- Fix Isochronous endpoint buffer size in transfer
-- Optimize hardware endpoint struct to reduce RAM usage
-- Fix enum walkaround forever check for SE0 when pull up is disabled
-
-Sony CXD56
-
-- Pass the correct speed on Spresense
-- Fix setup processed flag
-
-NXP Transdimention
-
-- Update dcd_init() to reset controller to device mode
-
-USB Device Driver (USBD)
-^^^^^^^^^^^^^^^^^^^^^^^^
-
-- Fix issue with status zlp (``tud_control_status()``) is returned by class driver with SET/CLEAR_FEATURE for endpoint.
-- Correct endpoint size check for fullspeed bulk, can be 8, 16, 32, 64
-- Ack SET_INTERFACE even if it is not implemented by class driver.
-
-Device Class Driver
-^^^^^^^^^^^^^^^^^^^
-
-DFU Runtime
-
-- rename ``dfu_rt()`` to ``dfu_runtime()`` for easy reading
-
-CDC
-
-- Add ``tud_cdc_send_break_cb()`` to support break request
-- Improve CDC receive, minor behavior changes: when ``tud_cdc_rx_wanted_cb()`` is invoked wanted_char may not be the last byte in the fifo
-
-HID
-
-- [Breaking] Add itf argument to hid API to support multiple instances, follow API has signature changes
-
-  - ``tud_hid_descriptor_report_cb()``
-  - ``tud_hid_get_report_cb()``
-  - ``tud_hid_set_report_cb()``
-  - ``tud_hid_boot_mode_cb()``
-  - ``tud_hid_set_idle_cb()``
-
-- Add report complete callback ``tud_hid_report_complete_cb()`` API
-- Add DPad/Hat support for HID Gamepad
-
-  - ``TUD_HID_REPORT_DESC_GAMEPAD()`` now support 16 buttons, 2 joysticks, 1 hat/dpad
-  - Add ``hid_gamepad_report_t`` along with ``GAMEPAD_BUTTON_`` and ``GAMEPAD_HAT_`` enum
-  - Add Gamepad to ``hid_composite`` / ``hid_composite_freertos`` example
-
-MIDI
-
-- Fix dropping MIDI sysex message when fifo is full
-- Fix typo in ``tud_midi_write24()``, make example less ambiguous for cable and channel
-- Fix incorrect endpoint descriptor length, MIDI v1 use Audio v1 which has 9-byte endpoint descriptor (instead of 7)
-
-Host Stack
-----------
-
-Host Controller Driver (HCD)
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-- Add rhport to ``hcd_init()``
-- Improve EHCI/OHCI driver abstraction
-
-  - Move echi/ohci files to portable/
-  - Rename ``hcd_lpc18_43`` to ``hcd_transdimension``
-  - Sub hcd API with ``hcd_ehci_init()``, ``hcd_ehci_register_addr()``
-
-- Update NXP transdimension ``hcd_init()`` to reset controller to host mode
-
-  - Ported hcd to rt10xx
-
-USB Host Driver (USBH)
-^^^^^^^^^^^^^^^^^^^^^^
-
-- No noticeable changes to usbh
-
-Host Class Driver
-^^^^^^^^^^^^^^^^^
-
-MSC
-
-- Rename ``tuh_msc_scsi_inquiry()`` to ``tuh_msc_inquiry()``
-- Rename ``tuh_msc_mounted_cb()``/``tuh_msc_unmounted_cb()`` to ``tuh_msc_mount_cb()``/``tuh_msc_unmount_cb()`` to match device stack naming
-- Change ``tuh_msc_is_busy()`` to ``tuh_msc_ready()``
-- Add read10 and write10 function: ``tuh_msc_read10()``, ``tuh_msc_write10()``
-- Read_Capacity is invoked as part of enumeration process
-- Add ``tuh_msc_get_block_count()``, ``tuh_msc_get_block_size()``
-- Add ``CFG_TUH_MSC_MAXLUN`` (default to 4) to hold lun capacities
-
-Others
-------
-
-- Add basic support for rt-thread OS
-- Change zero bitfield length to more explicit padding
-- Build example now fetch required submodules on the fly while running ``make`` without prior submodule init for mcu drivers
-- Update pico-sdk to v1.1.0
-
-**New Boards**
-
-- Microchip SAM E54 Xplained Pro
-- LPCXpresso 55s28
-- LPCXpresso 18s37
-
-
-0.8.0 (2021-02-05)
-==================
-
-Device Controller Driver
-------------------------
-
-- Added new device support for Raspberry Pi RP2040
-- Added new device support for NXP Kinetis KL25ZXX
-- Use ``dcd_event_bus_reset()`` with link speed to replace bus_signal
-
-- ESP32-S2:
-
-  - Add bus suspend and wakeup support
-
-- SAMD21:
-
-  - Fix (walkaround) samd21 setup_packet overflow by USB DMA
-
-- STM32 Synopsys:
-
-  - Rework USB FIFO allocation scheme and allow RX FIFO size reduction
-
-- Sony CXD56
-
-  - Update Update Spresense SDK to 2.0.2
-  - Fix dcd issues with setup packets
-  - Correct EP number for cdc_msc example
-
-USB Device
-----------
-
-**USBD**
-
-- Rework usbd control transfer to have additional stage parameter for setup, data, status
-- Fix ``tusb_init()`` return true instead of ``TUSB_ERROR_NONE``
-- Added new API ``tud_connected()`` that return true after device got out of bus reset and received the very first setup packet
-
-**Class Driver**
-
-- CDC
-
-  - Allow to transmit data, even if the host does not support control line states i.e set DTR
-
-- HID
-
-  - change default ``CFG_TUD_HID_EP_BUFSIZE`` from 16 to 64
-
-- MIDI
-
-  - Fix midi sysex sending bug
-
-- MSC
-
-  - Invoke only scsi complete callback after status transaction is complete.
-  - Fix ``scsi_mode_sense6_t`` padding, which cause IAR compiler internal error.
-
-- USBTMC
-
-  - Change interrupt endpoint example size to 8 instead of 2 for better compatibility with mcu
-
-**Example**
-
-- Support make from windows ``cmd.exe``
-- Add HID Consumer Control (media keys) to ``hid_composite`` & ``hid_composite_freertos`` examples
-
-
-USB Host
---------
-
-No noticeable changes to host stack
-
-New Boards
-----------
-
-- NXP/Freescale Freedom FRDM-KL25Z
-- Feather Double M33 express
-- Raspberry Pi Pico
-- Adafruit Feather RP2040
-- Adafruit Itsy Bitsy RP2040
-- Adafruit QT RP2040
-- Adfruit Feather ESP32-S2
-- Adafruit Magtag 29" Eink
-- Adafruit Metro ESP32-S2
-- Adafruit PyBadge
-- Adafruit PyPortal
-- Great Scott Gadgets' LUNA D11 & D21
-
-
-0.7.0 (2020-11-08)
-==================
-
-Device Controller Driver
-------------------------
-
-- Added new support for Espressif ESP32-S2
-- Added new support for Dialog DA1469x
-- Enhance STM32 Synopsys
-
-- Support bus events disconnection/suspend/resume/wakeup
-
-  - Improve transfer performance with optimizing xfer and fifo size
-  - Support Highspeed port (OTG_HS) with both internal and external PHY
-  - Support multiple usb ports with rhport=1 is highspeed on selected MCUs e.g H743, F23. It is possible to have OTG_HS to run on Fullspeed PHY (e.g lacking external PHY)
-  - Add ISO transfer, fix odd/even frame
-  - Fix FIFO flush during stall
-  - Implement ``dcd_edpt_close()`` API
-  - Support F105, F107
-
-- Enhance STM32 fsdev
-
-  - Improve dcd fifo allocation
-  - Fix ISTR race condition
-  - Support remap USB IRQ on supported MCUs
-  - Implement ``dcd_edpt_close()`` API
-
-- Enhance NUC 505: enhance set configure behavior
-
-- Enhance SAMD
-
-  - Fix race condition with setup packet
-  - Add SAMD11 option ``OPT_MCU_SAMD11``
-  - Add SAME5x option ``OPT_MCU_SAME5X``
-
-- Fix SAMG control data toggle and stall race condition
-
-- Enhance nRF
-
-  - Fix hanged when ``tud_task()`` is called within critical section (disabled interrupt)
-  - Fix disconnect bus event not submitted
-  - Implement ISO transfer and ``dcd_edpt_close()``
-
-
-USB Device
-----------
-
-**USBD**
-
-- Add new class driver for **Bluetooth HCI** class driver with example can be found in [mynewt-tinyusb-example](https://github.com/hathach/mynewt-tinyusb-example) since it needs mynewt OS to run with.
-- Fix USBD endpoint usage racing condition with ``usbd_edpt_claim()``/``usbd_edpt_release()``
-- Added ``tud_task_event_ready()`` and ``osal_queue_empty()``. This API is needed to check before enter low power mode with WFI/WFE
-- Rename USB IRQ Handler to ``dcd_int_handler()``. Application must define IRQ handler in which it calls this API.
-- Add ``dcd_connect()`` and ``dcd_disconnect()`` to enable/disable internal pullup on D+/D- on supported MCUs.
-- Add ``usbd_edpt_open()``
-- Remove ``dcd_set_config()``
-- Add ``OPT_OS_CUMSTOM`` as hook for application to overwrite and/or add their own OS implementation
-- Support SET_INTERFACE, GET_INTERFACE request
-- Add Logging for debug with optional uart/rtt/swo printf retarget or ``CFG_TUSB_DEBUG_PRINTF`` hook
-- Add IAR compiler support
-- Support multiple configuration descriptors. ``TUD_CONFIG_DESCRIPTOR()`` template has extra config_num as 1st argument
-- Improve USB Highspeed support with actual link speed detection with ``dcd_event_bus_reset()``
-
-- Enhance class driver management
-
-  - ``usbd_driver_open()`` add max length argument, and return length of interface (0 for not supported). Return value is used for finding appropriate driver
-  - Add application implemented class driver via ``usbd_app_driver_get_cb()``
-  - IAD is handled to assign driver id
-
-- Added ``tud_descriptor_device_qualifier_cb()`` callback
-- Optimize ``tu_fifo`` bulk write/read transfer
-- Forward non-std control request to class driver
-- Let application handle Microsoft OS 1.0 Descriptors (the 0xEE index string)
-- Fix OSAL FreeRTOS yield from ISR
-
-**Class Drivers**
-
-- USBNET: remove ACM-EEM due to lack of support from host
-- USBTMC: fix descriptors when INT EP is disabled
-
-- CDC:
-
-  - Send zero length packet for end of data when needed
-  - Add ``tud_cdc_tx_complete_cb()`` callback
-  - Change ``tud_cdc_n_write_flush()`` return number of bytes forced to transfer, and flush when writing enough data to fifo
-
-- MIDI:
-
-  - Add packet interface
-  - Add multiple jack descriptors
-  - Fix MIDI driver for sysex
-
-- DFU Runtime: fix response to SET_INTERFACE and DFU_GETSTATUS request
-
-- Rename some configure macro to make it clear that those are used directly for endpoint transfer
-
-  - ``CFG_TUD_HID_BUFSIZE`` to ``CFG_TUD_HID_EP_BUFSIZE``
-  - ``CFG_TUD_CDC_EPSIZE`` to ``CFG_TUD_CDC_EP_BUFSIZE``
-  - ``CFG_TUD_MSC_BUFSIZE`` to ``CFG_TUD_MSC_EP_BUFSIZE``
-  - ``CFG_TUD_MIDI_EPSIZE`` to ``CFG_TUD_MIDI_EP_BUFSIZE``
-
-- HID:
-
-  - Fix gamepad template descriptor
-  - Add multiple HID interface API
-  - Add extra comma to HID_REPORT_ID
-
-USB Host
---------
-
-- Rework USB host stack (still work in progress)
-   - Fix compile error with pipehandle
-   - Rework usbh control and enumeration as non-blocking
-
-- Improve Hub, MSC, HID host driver
-
-Examples
---------
-
-- Add new ``hid_composite_freertos``
-- Add new ``dynamic_configuration`` to demonstrate how to switch configuration descriptors
-- Add new ``hid_multiple_interface``
-
-- Enhance ``net_lwip_webserver`` example
-
-  - Add multiple configuration: RNDIS for Windows, CDC-ECM for macOS (Linux will work with both)
-  - Update lwip to STABLE-2_1_2_RELEASE for ``net_lwip_webserver``
-
-- Added new Audio example: ``audio_test`` ``uac2_headsest``
-
-New Boards
-----------
-
-- Espressif ESP32-S2: saola_1, kaluga_1
-- STM32: F746 Nucleo, H743 Eval, H743 Nucleo, F723 discovery, stlink v3 mini, STM32L4r5 Nucleo
-- Dialog DA1469x dk pro and dk usb
-- Microchip: Great Scoot Gadgets' LUNA, samd11_xplained, D5035-01, atsamd21 xplained pro
-- nRF: ItsyBitsy nRF52840
-
-
-0.6.0 (2020-03-30)
-==================
-
-Added **CONTRIBUTORS.md** to give proper credit for contributors to the stack. Special thanks to `Nathan Conrad <https://github.com/pigrew>`__ , `Peter Lawrence <https://github.com/majbthrd>`__ , `William D. Jones <https://github.com/cr1901>`__ and `Sean Cross <https://github.com/xobs>`__ and others for spending their precious time to add lots of features and ports for this release.
-
-Added
------
-
-**MCU**
-
-- Added support for Microchip SAMG55
-- Added support for Nordic nRF52833
-- Added support for Nuvoton: NUC120, NUC121/NUC125, NUC126, NUC505
-- Added support for NXP LPC: 51Uxx, 54xxx, 55xx
-- Added support for NXP iMXRT: RT1011, RT1015, RT1021, RT1052, RT1062, RT1064
-- Added support for Sony CXD56 (Spresense)
-- Added support for STM32: L0, F0, F1, F2, F3, F4, F7, H7
-- Added support for TI MSP430
-- Added support for ValentyUSB's eptri
-
-**Class Driver**
-
-- Added DFU Runtime class driver
-- Added Network class driver with RNDIS, CDC-ECM, CDC-EEM (work in progress)
-- Added USBTMC class driver
-- Added WebUSB class driver using vendor-specific class
-- Added multiple instances support for CDC and MIDI
-- Added a handful of unit test with Ceedling.
-- Added LOG support for debugging with CFG_TUSB_DEBUG
-- Added ``tud_descriptor_bos_cb()`` for BOS descriptor (required for USB 2.1)
-- Added ``dcd_edpt0_status_complete()`` as optional API for DCD
-
-**Examples**
-
-Following examples are added:
-
-- ``board_test``
-- ``cdc_dual_ports``
-- ``dfu_rt``
-- ``hid_composite``
-- ``net_lwip_webserver``
-- ``usbtmc``
-- ``webusb_serial``
-
-Changed
--------
-
-- Changed ``tud_descriptor_string_cb()`` to have additional Language ID argument
-- Merged ``hal_nrf5x.c`` into ``dcd_nrf5x.c``
-- Merged ``dcd_samd21.c`` and ``dcd_samd51.c`` into ``dcd_samd.c``
-- Generalized ``dcd_stm32f4.c`` to ``dcd_synopsys.c``
-- Changed ``cdc_msc_hid`` to ``cdc_msc`` (drop hid) due to limited endpoints number of some MCUs
-- Improved DCD SAMD stability, fix missing setup packet occasionally
-- Improved ``usbd/usbd_control`` with proper handling of zero-length packet (ZLP)
-- Improved STM32 DCD FSDev
-- Improved STM32 DCD Synopsys
-- Migrated CI from Travis to Github Action
-- Updated nrfx submodule to 2.1.0
-- Fixed mynewt osal queue definition
-- Fixed ``cdc_msc_freertos`` example build for all MCUs
-
-
-0.5.0 (2019-06)
-===============
-
-First release, device stack works great, host stack works but still need improvement.
-
-- Special thanks to @adafruit team, especially @tannewt to help out immensely to rework device stack: simplify osal & control transfer, adding SAMD21/SAMD51 ports, writing porting docs, adding MIDI class support etc...
-- Thanks to @cr1901 for adding STM32F4 port.
-- Thanks to @PTS93 and @todbot for HID raw API
diff --git a/docs/info/code_of_conduct.rst b/docs/info/code_of_conduct.rst
deleted file mode 100644
index 2d70708d4..000000000
--- a/docs/info/code_of_conduct.rst
+++ /dev/null
@@ -1 +0,0 @@
-.. include:: ../../CODE_OF_CONDUCT.rst
diff --git a/docs/info/contributors.rst b/docs/info/contributors.rst
deleted file mode 100644
index 35e0b05f5..000000000
--- a/docs/info/contributors.rst
+++ /dev/null
@@ -1 +0,0 @@
-.. include:: ../../CONTRIBUTORS.rst
\ No newline at end of file
diff --git a/docs/info/index.rst b/docs/info/index.rst
deleted file mode 100644
index b6d30b432..000000000
--- a/docs/info/index.rst
+++ /dev/null
@@ -1,13 +0,0 @@
-****
-Info
-****
-
-Index
-=====
-
-.. toctree::
-   :maxdepth: 2
-
-   changelog
-   contributors
-   code_of_conduct