[U-Boot] ls1021atwr: Convert to use driver model TSEC driver

[Bin Meng]

Hi,

On Wed, May 30, 2018 at 11:06 AM, York Sun <york.sun at nxp.com> wrote:
> Alison and Prabhakar,
>
> Please take a look at the mentioned patch.
>

Would you please take the patch and update all LS1021A boards? thanks!

Regards,
Bin