[PATCH v4 00/64] drivers: usb: dwc3: sync code with Linux v6.16

[Michal Simek]

On 6/29/26 21:07, Ilias Apalodimas wrote:
> Michal
> 
> On Mon, 29 Jun 2026 at 13:53, Michal Simek <michal.simek at amd.com> wrote:
>>
>> Hi Jens,
>>
>> On 6/29/26 10:43, Jens Wiklander wrote:
>>> Hi,
>>>
>>> This is a follow up on my last two patchsets [1] [2], where the latter only
>>> with a small change in addition to posting all the patches.
>>>
>>> The DWC3 USB driver was forked from the Linux kernel v3.19-rc1 eleven years
>>> ago by commit 85d5e7075f33 ("usb: dwc3: add dwc3 folder from linux kernel
>>> to u-boot"). Since then, not many kernel changes have been ported back into
>>> U-Boot.
>>>
>>> This series synchronizes the DWC3 core with Linux v6.16. To provide
>>> a clear audit trail and maintain bisectability, I have structured the
>>> series as follows:
>>>
>>> 1. Restore to Baseline: The first commit reverts U-Boot-specific changes
>>>      to drivers/usb/dwc3 to return the directory to a clean v3.19-rc1 state.
>>> 2. Milestone Imports: A sequence of 50+ commits follows, each performing
>>>      a "snapshot" import of the drivers/usb/dwc3 directory for every major
>>>      kernel version (v3.19 through v6.16).
>>> 3. U-Boot Adaptation: The final commits (based on Jerome's original work [3])
>>>      re-introduce the necessary glue code, XHCI/UDC updates, and build fixes
>>>      required for U-Boot integration.
>>>
>>> Note that this is compile-tested only. The CI pipeline on source.denx.de
>>> was used as an OK/NOK indicator [4].
>>>
>>> These patches are also available at [5].
>>>
>>> Thanks,
>>> Jens
>>>
>>> [1] https://lore.kernel.org/u-boot/20260507092843.358908-1-jens.wiklander@linaro.org/
>>> [2] https://lore.kernel.org/u-boot/20260624123025.GA3245275@rayden/
>>> [3] https://lore.kernel.org/all/20251121153812.2076440-1-jerome.forissier@linaro.org/
>>> [4] https://source.denx.de/u-boot/custodians/u-boot-tpm/-/pipelines/30524
>>> [5] https://github.com/jenswikl/u-boot-1/tree/poc/usb_dwc3_sync_v4
>>>
>>> v3 -> v4:
>>> - Restored obj-$(CONFIG_$(PHASE_)USB_DWC3_AM62) for dwc3-am62.o
>>>
>>> RFC v2 -> v3:
>>> - Rebased on v2026.07-rc3
>>> - Configured out a few prints in drivers/usb/gadget/udc/udc-core.c
>>>     to make it build for am335x_evm_defconfig
>>> - Applied provided tags in [1]
>>> - Published as a branch
>>>
>>> RFC v1 -> RFC v2:
>>> - Split the v1 ("usb: dwc3: re-import from kernel v6.16-rc7") into ("usb:
>>>     dwc3: restore to original v3.19-rc1 kernel import"),  ("usb: dwc3: import
>>>     from kernel v3.19)..("usb: dwc3: import from kernel v6.16-rc7")
>>>
>>> Jens Wiklander (60):
>>>     usb: dwc3: restore to original v3.19-rc1 kernel import
>>>     usb: dwc3: import from kernel v3.19
>>>     usb: dwc3: import from kernel v4.0
>>>     usb: dwc3: import from kernel v4.1
>>>     usb: dwc3: import from kernel v4.2
>>>     usb: dwc3: import from kernel v4.3
>>>     usb: dwc3: import from kernel v4.4
>>>     usb: dwc3: import from kernel v4.5
>>>     usb: dwc3: import from kernel v4.6
>>>     usb: dwc3: import from kernel v4.7
>>>     usb: dwc3: import from kernel v4.8
>>>     usb: dwc3: import from kernel v4.9
>>>     usb: dwc3: import from kernel v4.10
>>>     usb: dwc3: import from kernel v4.11
>>>     usb: dwc3: import from kernel v4.12
>>>     usb: dwc3: import from kernel v4.13
>>>     usb: dwc3: import from kernel v4.14
>>>     usb: dwc3: import from kernel v4.15
>>>     usb: dwc3: import from kernel v4.16
>>>     usb: dwc3: import from kernel v4.17
>>>     usb: dwc3: import from kernel v4.18
>>>     usb: dwc3: import from kernel v4.19
>>>     usb: dwc3: import from kernel v4.20
>>>     usb: dwc3: import from kernel v5.0
>>>     usb: dwc3: import from kernel v5.1
>>>     usb: dwc3: import from kernel v5.2
>>>     usb: dwc3: import from kernel v5.3
>>>     usb: dwc3: import from kernel v5.4
>>>     usb: dwc3: import from kernel v5.5
>>>     usb: dwc3: import from kernel v5.6
>>>     usb: dwc3: import from kernel v5.7
>>>     usb: dwc3: import from kernel v5.8
>>>     usb: dwc3: import from kernel v5.9
>>>     usb: dwc3: import from kernel v5.10
>>>     usb: dwc3: import from kernel v5.11
>>>     usb: dwc3: import from kernel v5.12
>>>     usb: dwc3: import from kernel v5.13
>>>     usb: dwc3: import from kernel v5.14
>>>     usb: dwc3: import from kernel v5.15
>>>     usb: dwc3: import from kernel v5.16
>>>     usb: dwc3: import from kernel v5.17
>>>     usb: dwc3: import from kernel v5.18
>>>     usb: dwc3: import from kernel v5.19
>>>     usb: dwc3: import from kernel v6.0
>>>     usb: dwc3: import from kernel v6.1
>>>     usb: dwc3: import from kernel v6.2
>>>     usb: dwc3: import from kernel v6.3
>>>     usb: dwc3: import from kernel v6.4
>>>     usb: dwc3: import from kernel v6.5
>>>     usb: dwc3: import from kernel v6.6
>>>     usb: dwc3: import from kernel v6.7
>>>     usb: dwc3: import from kernel v6.8
>>>     usb: dwc3: import from kernel v6.9
>>>     usb: dwc3: import from kernel v6.10
>>>     usb: dwc3: import from kernel v6.11
>>>     usb: dwc3: import from kernel v6.12
>>>     usb: dwc3: import from kernel v6.13
>>>     usb: dwc3: import from kernel v6.14
>>>     usb: dwc3: import from kernel v6.15
>>>     usb: dwc3: import from kernel v6.16
>>>
>>> Jerome Forissier (4):
>>>     usb: host: re-import xhci-ext-caps.h from kernel v6.16
>>>     usb: gadget: re-import epautoconf.c from kernel v6.16
>>>     usb: udc: re-import udc-core.c from kernel v6.16
>>>     usb: fix build after resync of DWC3 with kernel v6.16
>>
>>
>> 4 patches are missing.
>>
>> b4 am -l 20260629084507.3254232-2-jens.wiklander at linaro.org
>> ...
>>     ERROR: missing [61/64]!
>>     ERROR: missing [62/64]!
>>     ERROR: missing [63/64]!
>>     ERROR: missing [64/64]!
> 
> I do see all of them in my mailbox and u-boot list is cc'ed. Haven;t
> tried b4 though

They are available now.

Thanks,
Michal