[U-Boot] Add support for imxrt - Sdram

[Giulio Benetti]

On 10/10/19 8:29 PM, Fabio Estevam wrote:
> Hi Giulio,
> 
> On Thu, Oct 10, 2019 at 2:30 PM Giulio Benetti
> <giulio.benetti at benettiengineering.com> wrote:
>>
>> Hi Fabio and Stefano,
>>
>> about imxrt porting, would it make sense to add an SDRAM driver to setup
>> ram or is it enough to provide .cfg file with DCD?
> 
> Having the DDR initialization running in C code from internal RAM is
> more flexible as you can run SPL, for example.

Ok, so I go for SDRAM u-boot driver with DM support.

Thanks
-- 
Giulio Benetti
Benetti Engineering sas