On 18.02.2024 10:45:02, Dr. Michael Lauer wrote: > >> https://github.com/candle-usb/candleLight_fw > >> > >> ... where currently the CAN FD support is in the testing phase IIRC. > > > > The USB protocol for CAN-FD is stable and supported by the kernel and > > the Work-In-Progress firmware. The firmware can be found here: > > > > | https://github.com/candle-usb/candleLight_fw/pull/139 > > | https://github.com/candle-usb/candleLight_fw/pull/176 > > > > We're currently discussing the implementation details of the firmware, > > but the USB part is, as mentioned above, stable > > Sounds pretty cool. Our design is based on an ESP32-S3 though, so I > have to duplicate that effort. Is there some kind of USB protocol > definition for what gs-usb expects or do I need to learn that from the > implementation? I've put together a very rough summary of the driver's side of view: https://gist.github.com/marckleinebudde/99f72d9db67accf08cc6efa367cfe54b Feel free to update. Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung Nürnberg | Phone: +49-5121-206917-129 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-9 |
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