[U-Boot] [PATCH] i.MX28: Add function to adjust memory parameters

Fabio Estevam festevam at gmail.com
Thu May 31 20:04:04 CEST 2012


Hi Marek,

On Wed, May 30, 2012 at 2:43 AM, Marek Vasut <marex at denx.de> wrote:
> This function can be overridden at run-time and allows implementors
> of new boards based on the i.MX28 chip to fine-tune the memory params.
> It is possible to write into the dram_vals array because when the SPL
> runs, it is located SRAM. Therefore the location is writable. There is
> no possibility of these data to be read-only.

This still does not fix the mx28evk booting issue on u-boot-imx tree.

Have you tried to boot m28evk with the following commit reverted?

commit 19a2066b578f826c7bcb2b96a90434382e8ec8f3
Author: Marek Vasut <marex at denx.de>
Date:   Thu May 3 05:47:19 2012 +0000

    M28: Scan only first 512 MB of DRAM to avoid memory wraparound


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