Hi,

On Mon, Nov 30, 2015 at 7:29 PM, Arnd Bergmann <[email protected]> wrote:
> The sun9i usb phy driver calls of_usb_get_phy_mode(), which is not
> available if USB is disabled:
>
> drivers/built-in.o: In function `sun9i_usb_phy_probe':
> :(.text+0x7fb0): undefined reference to `of_usb_get_phy_mode'
>
> This adds a dependency to avoid the randconfig build errors.
>
> Signed-off-by: Arnd Bergmann <[email protected]>
> Fixes: 9c3b44302636 ("phy: Add driver to support individual USB PHYs on 
> sun9i")
>
> diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig
> index 7eb5859dd035..03cb3ea2d2c0 100644
> --- a/drivers/phy/Kconfig
> +++ b/drivers/phy/Kconfig
> @@ -233,6 +233,7 @@ config PHY_SUN9I_USB
>         tristate "Allwinner sun9i SoC USB PHY driver"
>         depends on ARCH_SUNXI && HAS_IOMEM && OF
>         depends on RESET_CONTROLLER
> +       depends on USB_COMMON

USB_SUPPORT seems like the one to use. Some other phy drivers depend on this,
and so does drivers/usb/phy/of.c, which is where of_usb_get_phy_mode()
is located.

Thanks for catching this!


Regards
ChenYu

>         select GENERIC_PHY
>         help
>           Enable this to support the transceiver that is part of Allwinner
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to