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Merge branch 'backport/support-esp32s31-dfu-v6.1' into 'release/v6.1'

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Feat/support esp32s31 dfu (v6.1)

See merge request espressif/esp-idf!50863
This commit is contained in:
Jiang Jiang Jian
2026-07-18 08:07:22 +08:00
parent ad1d045c69 5c3306ac04
commit e61a30edce
7 changed files with 20 additions and 6 deletions
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4
docs/en/api-guides/dfu.rst
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@@ -29,7 +29,7 @@ Device Firmware Upgrade (DFU) is a mechanism for upgrading the firmware of {IDF_
USB Connection
--------------
.. only:: esp32p4
.. only:: esp32p4 or esp32s31
{IDF_TARGET_NAME} routes the USB D+ and D- signals to their dedicated pins. For USB device functionality, these pins must be connected to the USB bus (e.g., via a Micro-B port, USB-C port, or directly to standard-A plug).
@@ -161,7 +161,7 @@ Common Errors and Known Issues
- The reason for ``No DFU capable USB device available`` could be that the USB driver was not properly installed on Windows (see :ref:`api_guide_dfu_flash_win`), udev rule was not setup on Linux (see :ref:`api_guide_dfu_flash_udev`) or the device is not in bootloader mode.
- Flashing with ``dfu-util`` on Windows fails on the first attempt with error ``Lost device after RESET?``. Please retry the flashing and it should succeed the next time.
- Flashing with ``dfu-util`` on Windows or macOS may fail on the first attempt with error ``Lost device after RESET?``. ``idf.py dfu-flash`` retries once automatically. If flashing still fails, run ``idf.py dfu-flash`` again manually.
.. only:: SOC_SUPPORTS_SECURE_DL_MODE

4
docs/zh_CN/api-guides/dfu.rst
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@@ -29,7 +29,7 @@
USB 连接
--------------
.. only:: esp32p4
.. only:: esp32p4 or esp32s31
{IDF_TARGET_NAME} 将 USB D+ 和 D- 信号连接到其专用引脚。为了实现 USB 设备功能，这些引脚必须连接到 USB 总线，如，通过 Micro-B 接口、USB-C 接口进行连接，或直接连接到标准 A 型插头。
@@ -161,7 +161,7 @@ Zadig 工具可能会检测到 {IDF_TARGET_NAME} 的多个 USB 接口。请 **
- 出现 ``No DFU capable USB device available`` 错误的原因可能是在 Windows 上没有正确安装 USB 驱动程序（请参考 :ref:`api_guide_dfu_flash_win`），或是未在 Linux 上设置 Udev 规则（请参考 :ref:`api_guide_dfu_flash_udev`），或是设备未处于引导加载程序模式。
- 在 Windows 上使用 ``dfu-util`` 第一次烧录失败，并出现 ``Lost device after RESET?`` 错误信息。出现此问题时，请重新烧录一次，再次烧录应该会成功。
- 在 Windows 或 macOS 上使用 ``dfu-util`` 第一次烧录可能失败，并出现 ``Lost device after RESET?`` 错误信息。``idf.py dfu-flash`` 会自动重试一次。如果仍然失败，请手动再次运行 ``idf.py dfu-flash``。
.. only:: SOC_SUPPORTS_SECURE_DL_MODE