Mity CPU Platforms » MitySOM-AM62, MitySOM-AM62A, & MitySOM-AM62P

05/14/2025

08:34 PM Software Development: RE: Enable DDR ECC in Am62A processor

Attached 2 patches for u-boot and 1 patch for the kernel.
Most of these changes you and Mike have already talked a... Jonathan Cormier

02:20 PM Software Development: RE: Enable DDR ECC in Am62A processor

Thanks Rajkumar, I agree. I'll look into it today. Jonathan Cormier

04:22 AM Software Development: RE: Enable DDR ECC in Am62A processor

Hi Jonathan,
Thank you for the clarification.
From what I understand, the DDR setup code dynamically detects th... Rajkumar Dumala

05/13/2025

09:25 PM Software Development: RE: Debian SDK Not booting in am62p (Am62x dev kit)

Rajkumar Dumala wrote in message#6940:
> Hi Mike,
>
> I was on leave for the past four days, so I wasn't able to ... Jonathan Cormier

09:29 AM Software Development: RE: Debian SDK Not booting in am62p (Am62x dev kit)

Hi Rajkumar,
It's not clear why there would be a difference between the two. It's the same processor / frequency ... Michael Williamson

07:28 AM Software Development: RE: Debian SDK Not booting in am62p (Am62x dev kit)

Hi Mike,
I was on leave for the past four days, so I wasn't able to communicate.
When we tested on the TI EVM, ... Rajkumar Dumala

04:48 PM Software Development: RE: Enable DDR ECC in Am62A processor

Sorry guys. Ecc doesn't work with the current u-boot code.
The issue is my ddr setup code which dynamically sets u... Jonathan Cormier

02:21 PM Software Development: RE: Enable DDR ECC in Am62A processor

Hi Raj,
Does it work on the TI EVM? The reason I ask is that the EVM has 8 GB of memory. I just want to make sur... Michael Williamson

02:01 PM Software Development: RE: Enable DDR ECC in Am62A processor

Hi Mike,
I don't understand why it's not working, even though all the reserved regions seem to be within the valid... Rajkumar Dumala

12:11 PM Software Development: RE: Enable DDR ECC in Am62A processor

Hi Rajkumar,
From this link:
https://support.criticallink.com/redmine/projects/mitysom_am62x/wiki/Enabling_DDRS... Michael Williamson

10:42 AM Software Development: RE: Enable DDR ECC in Am62A processor

Hello,
It was my mistake—I shared the wrong screenshot earlier. You can find the correct one attached with this me... Rajkumar Dumala

10:38 AM Software Development: RE: Enable DDR ECC in Am62A processor

Hello Mike,
I reduced the CMA size to 512 MiB; however, the issue remains the same.I am providing the image for yo... Rajkumar Dumala

09:37 AM Software Development: RE: Enable DDR ECC in Am62A processor

Well. Sorry it only goes up to 0xF0000000. But that still may be too high. Michael Williamson

09:36 AM Software Development: RE: Enable DDR ECC in Am62A processor

Hello,
When you enable ECC in LPDDR4, you reduce the maximum amount of addressable memory available to the device.... Michael Williamson

07:49 AM Software Development: RE: Enable DDR ECC in Am62A processor

Just to add to the above point:
In the boot log, it shows that ECC is enabled, and I am able to run some test case... Rajkumar Dumala

07:43 AM Software Development: Enable DDR ECC in Am62A processor

Hello there,
We are using the MitySOM-AM62x Devkit with the AM62A System on Module (SoM), which includes 4 GB of L... Rajkumar Dumala