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U-Boot error because of wrong USB endpoint #472

@dolcini

Description

@dolcini

With U-Boot 2025.04, i.MX8M Plus SoC, and latest UUU release, there are errors during download using fastboot protocol.

Starting download of 1842 bytes
dwc3-generic-peripheral usb@38100000: request 00000000ffb29080 was not queued to ep1in-bulk
downloading of 1842 bytes finished
dwc3-generic-peripheral usb@38100000: request 00000000ffb29080 was not queued to ep1in-bulk
dwc3-generic-peripheral usb@38100000: request 00000000ffb29080 was not queued to ep1in-bulk
Starting download of 118 bytes
dwc3-generic-peripheral usb@38100000: request 00000000ffb29080 was not queued to ep1in-bulk
downloading of 118 bytes finished
dwc3-generic-peripheral usb@38100000: request 00000000ffb29080 was not queued to ep1in-bulk
dwc3-generic-peripheral usb@38100000: request 00000000ffb29080 was not queued to ep1in-bulk
Starting download of 43289099 bytes
dwc3-generic-peripheral usb@38100000: request 00000000ffb29080 was not queued to ep1in-bulk
..........................................................................
..........................................................................
..........................................................................
..........................................................................
..................................

The download succeed despite these errors.

The issue seems related to some hard-coded USB endpoints in the UUU tool.

More details available here https://lore.kernel.org/all/20250319220805.219001-1-marex@denx.de/ and https://lore.kernel.org/all/Z_TnLsKHod_fvDsK@gaggiata.pivistrello.it/

Cc: @marex @nxpfrankli @MrVan

verdin-imx8mp-uuu-issue.txt

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