Messages in this thread | | | Subject | Re: [PATCH v3 0/2] usb: xhci: Load Raspberry Pi 4 VL805's firmware | From | Marek Vasut <> | Date | Mon, 1 Jun 2020 12:53:30 +0200 |
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On 6/1/20 12:47 PM, Nicolas Saenz Julienne wrote: > On Tue, 2020-05-05 at 18:26 +0200, Nicolas Saenz Julienne wrote: >> Newer revisions of the RPi4 need their xHCI chip, VL805, firmware to be >> loaded explicitly. Earlier versions didn't need that as they where using >> an EEPROM for that purpose. This series takes care of setting up the >> relevant infrastructure and run the firmware loading routine at the >> right moment. >> >> Note that this builds on top of Sylwester Nawrocki's "USB host support >> for Raspberry Pi 4 board" series. >> >> --- > > Please don't forget about this series. The new 8GB RPi4 contains this HW design > change and USB will not work without it. See this discussion on the downstream > kernel github, where other OS/bootloaders are hitting the issue: > > https://github.com/raspberrypi/firmware/issues/1402 > > Otherwise, the Linux version of this is already in linux-next: > > https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/drivers/usb/host/pci-quirks.c?h=next-20200529&id=c65822fef4adc0ba40c37a47337376ce75f7a7bc
We're already at 2020.07-rc3 , so unless this is a bugfix (does not look that way), this will have to wait for next release cycle. Also, it seems there was a lengthy ongoing discussion, is that already sorted out ?
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