Re: [PATCH v3 0/4] Add USB2.0 support for RZ/G3E

[Tommaso Merciai <tommaso.merciai.xr@bp.renesas.com>]

Hi Geert,
Thanks for your feedbacks.

On Mon, Sep 21, 2026 at 02:31:26PM +0200, Geert Uytterhoeven wrote:
> Hi Tommaso,
> 
> On Mon, 21 Sept 2026 at 11:57, Tommaso Merciai
> <tommaso.merciai.xr@bp.renesas.com> wrote:
> > On Wed, Sep 09, 2026 at 10:54:57AM +0200, Tommaso Merciai wrote:
> > > This patch series adds USB2.0 support for the Renesas R9A09G047 SoC and
> > > enables it on the RZ/G3E SMARK II board.
> > >
> > > Kind regards,
> > > Tommaso
> > >
> > > v2->v3:
> > >  - No changes just rebased on top of next-20260908.
> > >
> > > v1->v2:
> > >  - Included PATCH v7 7/9 and PATCH v7 6/9 from
> > >    v7: https://lore.kernel.org/all/20260812141940.246223-1-biju.das.jz@bp.renesas.com/
> > >  - Drop placeholder patch
> > >  - PATCH 4/4: Disabled RZ/G3L common nodes from r9a08g046l48-smarc.dts.
> > >    Update commit body, and improved usb20_pins, usb21_pins comments.
> > >
> > > Biju Das (2):
> > >   arm64: dts: renesas: r9a08g046: Add USB2.0 host/phy device nodes
> > >   arm64: dts: renesas: r9a08g046: Add USB2.0 function device nodes
> > >
> > > Tommaso Merciai (2):
> > >   arm64: dts: renesas: r9a09g047: Add USB2.0 support
> > >   arm64: dts: renesas: r9a09g047e57-smarc: Enable USB2.0 support
> >
> > RZ/G3L USB2.0 binding patch is not queued.
> > Shall I send a new version without RZ/G3L patches ie, using placeholders [1] ?
> 
> That might be a good idea, to unblock mainlining of RZ/G3E USB.

I will send v4 then, taking old [1] + PATCH 3/4 + PATCH 4/4 from this series.
PATCH 4/4 reworked to address your comments.

Kind regards,
Tommaso

> 
> However, it looks like the only missing piece is DT bindings for
> "renesas,r9a08g046-usbphy-ctrl"? How come we ended up with
> a driver in linux-next without bindings?
> 
> > [1] https://lore.kernel.org/all/aec1fce5558c6c88725fe710a2f9e4b1eb9e8d64.1787062965.git.tommaso.merciai.xr@bp.renesas.com/
> 
> Gr{oetje,eeting}s,
> 
>                         Geert
> 
> -- 
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds