RE: [PATCH] phy: rcar: fix gen3-usb2 build error

From: Yoshihiro Shimoda
Date: Tue Dec 19 2017 - 06:51:41 EST


Hi Wang-san,

> From: Wang Dongsheng, Sent: Tuesday, December 19, 2017 8:37 PM
>
> of_usb_get_dr_mode_by_phy is implemented in usb/common/common.c.
> So the PHY_RCAR_GEN3_USB2 must depend on USB_SUPPORT/USB_COMMON.
>
> LD vmlinux.o
> MODPOST vmlinux.o
> .../phy-rcar-gen3-usb2.o: In function `rcar_gen3_phy_usb2_probe':
> ...: undefined reference to `of_usb_get_dr_mode_by_phy'
> make: *** [vmlinux] Error 1
>
> Signed-off-by: Wang Dongsheng <dongsheng.wang@xxxxxxxxxxxxxxxx>

Thank you for the patch! However, Arnd already sent such a patch before [1]
and it will be merged into the usb repository [2] in near the future.

[1] https://lkml.org/lkml/2017/11/2/373
[2] git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-linus branch.

Best regards,
Yoshihiro Shimoda

> ---
> drivers/phy/renesas/Kconfig | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/phy/renesas/Kconfig b/drivers/phy/renesas/Kconfig
> index cb09245..c845fac 100644
> --- a/drivers/phy/renesas/Kconfig
> +++ b/drivers/phy/renesas/Kconfig
> @@ -12,7 +12,9 @@ config PHY_RCAR_GEN3_USB2
> tristate "Renesas R-Car generation 3 USB 2.0 PHY driver"
> depends on ARCH_RENESAS
> depends on EXTCON
> + depends on USB_SUPPORT
> select GENERIC_PHY
> + select USB_COMMON
> help
> Support for USB 2.0 PHY found on Renesas R-Car generation 3 SoCs.
>
> --
> 2.7.4