[U-Boot] [PATCH] Convert CONFIG_TWL4030_USB et al to Kconfig

[Dr. Philipp Tomsich]

> On 29 Dec 2017, at 16:32, Adam Ford <aford173 at gmail.com> wrote:
> 
> This converts the following to Kconfig:
>   CONFIG_TWL4030_USB
>   CONFIG_OMAP_USB_PHY
>   CONFIG_ROCKCHIP_USB2_PHY

Please split this into three distinct commits, converting each of these
PHY changes in a separate patch.  This will make life much easier in
case that anyone ever hits this commit (or rather: one of these commits)
during a bisect.

> Signed-off-by: Adam Ford <aford173 at gmail.com>

[For the Kconfig-change and the changes affecting the Rockchip sub-arch:]
Reviewed-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>