Re: [U-Boot] [PATCH] Add NanoBone board support

On 16/04/13 16:48, Tom Rini wrote:

On Tue, Apr 16, 2013 at 04:02:34PM +0100, Mark Jackson wrote:

<snip>

...

• config_ddr(303, MT41J128MJT125_IOCTRL_VALUE, &ddr3_data,

•    &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
  

And are you unable to run at 400MHz here? Or just weren't aware / having tried updating the timing parameters, etc?

Forgive my ignorance, but where does the 400MHz come from ?

I thought that 303MHz was the max clock speed on the AM335x (TRM 7.3.2.2), or am I missing something ?

Cheers Mark J.