Re: [PATCH 5.15 110/317] arm64: dts: renesas: r8a779a0: Update to R-Car Gen4 compatible values

[Sasha Levin]

On Mon, Mar 25, 2024 at 09:43:31AM +0100, Geert Uytterhoeven wrote:
> Hi Sasha,
>
> On Mon, Mar 25, 2024 at 12:36 AM Sasha Levin <sashal@xxxxxxxxxx> wrote:
> > From: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> >
> > [ Upstream commit a1721bbbdb5c6687d157f8b8714bba837f6028ac ]
> >
> > Despite the name, R-Car V3U is the first member of the R-Car Gen4
> > family.  Hence update the compatible properties in various device nodes
> > to include family-specific compatible values for R-Car Gen4 instead of
> > R-Car Gen3:
> >   - DMAC,
> >   - (H)SCIF,
> >   - I2C,
> >   - IPMMU,
> >   - WDT.
> >
> > Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> > Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
> > Link: https://lore.kernel.org/r/73cea9d5e1a6639422c67e4df4285042e31c9fd5.1651497071.git.geert+renesas@xxxxxxxxx
> > Stable-dep-of: 0c51912331f8 ("arm64: dts: renesas: r8a779a0: Correct avb[01] reg sizes")
> > Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
> > ---
> >  arch/arm64/boot/dts/renesas/r8a779a0.dtsi | 24 +++++++++++------------
> >  1 file changed, 12 insertions(+), 12 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
> > index 26899fb768a73..c7d1b79692c11 100644
> > --- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
> > +++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
> > @@ -583,7 +583,7 @@ hscif3: serial@e66a0000 {
> >
> >                 avb0: ethernet@e6800000 {
> >                         compatible = "renesas,etheravb-r8a779a0",
> > -                                    "renesas,etheravb-rcar-gen3";
> > +                                    "renesas,etheravb-rcar-gen4";
>
> This change will break Ethernet, as the Renesas EtherAVB driver in
> v5.15.x does not handle "renesas,etheravb-rcar-gen4" yet.
>
> That can be fixed by also backporting commit 949f252a8594a860
> ("net: ravb: Add R-Car Gen4 support") in v6.1.

I'll just drop this patch instead, thanks!

--
Thanks,
Sasha