[PATCH] phy: PHY_GOOGLE_USB should depend on ARCH_GOOGLE

[Geert Uytterhoeven]

Hi André,

On Wed, 28 Jan 2026 at 21:03, André Draszik <andre.draszik at linaro.org> wrote:
> On Tue, 2026-01-27 at 20:12 +0100, Geert Uytterhoeven wrote:
> > The Google Tensor SoC USB PHY is only present on Google Tensor G5
> > (Laguna) SoCs.  Hence add a dependency on ARCH_GOOGLE, to prevent asking
> > the user about this driver when configuring a kernel without Google
> > Tensor SoC support.
> >
> > Fixes: cbce66669c82ee9a ("phy: Add Google Tensor SoC USB PHY driver")
> > Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
> > ---
> > ARCH_GOOGLE is not yet upstream, but that doesn't hurt.
>
> I can see your point, and have no objection, but for context, Greg
> had asked to not add dependencies on a config option that might or
> might not get added in the future - ARCH_GOOGLE:

The exact name may indeed still be under discussion.  But we all know
there _will_ be a config option (unless the platform is abandoned before
upstreaming, and this driver will be removed again anyway ;-).

> Maybe an alternative would be to make it default=n, and change that
> default once ARCH_GOOGLE gets added?

It already defaults to disabled, as "default=n" is the default.

> > --- a/drivers/phy/Kconfig
> > +++ b/drivers/phy/Kconfig
> > @@ -49,6 +49,7 @@ config GENERIC_PHY_MIPI_DPHY
> >
> >  config PHY_GOOGLE_USB
> >       tristate "Google Tensor SoC USB PHY driver"
> > +     depends on ARCH_GOOGLE || COMPILE_TEST
> >       select GENERIC_PHY
> >       help
> >         Enable support for the USB PHY on Google Tensor SoCs, starting with

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at 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