[PATCH] pico-imx7d: increase ODT resistor value from 60 to 120 ohm to improve DRAM stability

Fabio Estevam festevam at gmail.com
Wed Oct 16 21:46:22 CEST 2024


On Wed, Oct 16, 2024 at 4:35 PM Szőke Benjamin <egyszeregy at freemail.hu> wrote:

> I am not the author of this patch why i need to Signed-off it? It is a DDR calib

Because you are in the delivery path of someone else patch. This is
explained at:

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.12-rc3#n459

"The Signed-off-by: tag indicates that the signer was involved in the
development of the patch, or that he/she was in the patch's delivery path."

> optimisation from u-boot-tn-imx repo for pico-imx7d by Technexion maintainers. I
> can not share any more info why it is needed.
>
> https://github.com/TechNexion/u-boot-tn-imx/commit/8a00e57b697c6f7d3d3abcfc552550ac7d8cc96d

Like I said earlier, write a short explanation as the commit log like
the text below:

"Increase ODT resistor value from 60 to 120 ohm to improve DRAM stability.

Based on the following commit from TechNexion U-Boot:
https://github.com/TechNexion/u-boot-tn-imx/commit/8a00e57b697c6f7d3d3abcfc552550ac7d8cc96d
"


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