[PATCH 1/2] mx6ul_14x14_evk: Remove unneeded USB board code

[Peng Fan]

> Subject: [PATCH 1/2] mx6ul_14x14_evk: Remove unneeded USB board
> code
> 
> From: Fabio Estevam <festevam at denx.de>
> 
> With CONFIG_DM_USB, there is no longer the need for any USB board
> code anymore.
> 
> Remove the unneeded USB board code.
> 
> While at it, also remove the uneeeded
> CONFIG_USB_MAX_CONTROLLER_COUNT option.
> 
Reviewed-by: Peng Fan <peng.fan at nxp.com>