[U-Boot] [U-Boot, v7, 6/8] rockchip: rk3328: board: add support of dwc2 gadget

[Philipp Tomsich]

> Probe dwc2 udc in the function of board_usb_start to enable
> usb gadget function.
> 
> Signed-off-by: Meng Dongyang <daniel.meng at rock-chips.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> Acked-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
> ---
> 
> Changes in v7: None
> Changes in v6: None
> Chagnes in v5: None
> Changes in v4: None
> Changes in v3: None
> 
>  board/rockchip/evb_rk3328/evb-rk3328.c | 42 ++++++++++++++++++++++++++++++++++
>  1 file changed, 42 insertions(+)
> 

Reviewed-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>