[PATCH] phy: PHY_GOOGLE_USB should depend on ARCH_GOOGLE
André Draszik
andre.draszik at linaro.org
Wed Jan 28 12:03:25 PST 2026
Hi Geert,
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:
https://lore.kernel.org/all/2025121728-reliably-crabgrass-2601@gregkh/
Maybe an alternative would be to make it default=n, and change that
default once ARCH_GOOGLE gets added?
Cheers,
Andre'
> ---
> drivers/phy/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig
> index 142e7b0ef2efb920..3ceda9a20d571038 100644
> --- 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
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