[fedora-arm] Re: Details on Raspberry Pi 5 support timelines

If your local to Northern Virginia

I'd love to see a kernel presentation

at NoVALUG

I'm not a kernel hacker

But would like seeing some issues involved

as a long time Linux LUG guy

On Sun, Mar 17, 2024, 17:51 Peter Robinson <pbrobinson@gmail.com> wrote:

On Sun, 17 Mar 2024 at 21:38, Sally A.haj <sallyahaj@yahoo.com> wrote:
>
> Hi Peter,
> Thank you for all your efforts.
>
> I just thought about rpmfusion's images for RPix, while they are using
> the downstream kernel, they might consider adding the support for RPi5,
> this one instead of make a new remix, if that make sense.

I have no idea what RPix is. My intention is to ultimately get
everything into Fedora, the remix is intended to be short lived and
assist in moving forward the upstreaming.

> Sally
>
> On Sun, 2024-03-17 at 18:21 +0000, Peter Robinson wrote:
> > Hi Folks,
> >
> > I finally got some time over the weekend to dig into Fedora on the
> > RPi5.
> >
> > The TL;DR is that there won't be any way of even basic support
> > officially for F-40 GA.
> >
> > For those interested in more details.....
> >
> > The main pieces missing from the upstream kernel to boot to a login
> > prompt over serial is appear to be the following:
> > * The SoC pinctrl driver
> > * Support in the mmc storage driver for the SoC variant
> > * Minor bits for the gpio driver
> >
> > I'm not aware of any efforts to get anything upstream, I've not seen
> > patches on lists etc.
> >
> > We have the firmware (bcm/u-boot) pieces in place in Fedora 40 and
> > the
> > kernel will start to boot and you get serial console output except
> > you
> > end up at a dracut prompt due to lack of storage.
> >
> > I am considering doing a Fedora kernel with patches in copr, and
> > probably a F-40 remix minimal image, to enable minimal boot so other
> > low level developers can use it as a basis for further investigation
> > for things like upstream development. I don't have a timeline for
> > this
> > yet but I suspect late April. At the moment this looks like it'll be
> > mSD, WiFi, serial console support and not much else. I've not looked
> > at PCIe, the RP1 chip, or any other peripherals at all.
> >
> > I'll reply to this thread if/when I have any further updates, feel
> > free to reference it elsewhere.
> >
> > Until there's either a kernel or kernel+image unless you can
> > contribute to upstream kernel pieces there's probably nothing that
> > can
> > be done like "testing". If you can do kernel and would like to assist
> > me feel free to reachout outside of this thread.
> >
> > Peter
> > --
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