Mity CPU Platforms » MitySOM-QC6490

04/24/2026

09:18 PM PCB Development: RE: Power Consumption

Hey Will,
Thanks for the quick response!
I was able to follow your direction and disable many of the baseboard ... Hayden Smith

04/23/2026

07:49 PM PCB Development: RE: Power Consumption

Hayden,
We don't currently have a minimum quiescent operating power for the SOM. Current consumption on the SOM al... William Evans

03:02 PM PCB Development: Power Consumption

Hello,
I am currently doing a power analysis of the MitySOM-QC6490 (80-001777RI-2). We are interested in operating... Hayden Smith

06:04 PM PCB Development: RE: 4V on 3V3-SOM!

I just wanted to update that the datasheets for the SOM and Dev Board at https://www.criticallink.com/products/?filte... Gregory Gluszek

04/16/2026

08:13 PM Software Development: RE: SPI bringup

Hi Nathan,
I think you can remove the NFC pins and give it a shot.
-Mike Michael Williamson

07:49 PM Software Development: RE: SPI bringup

The original commit message for those lines is "Add gpio-reserved-ranges for QCM6490 boards."
In mainline linux, I... Nathan Olson

07:01 PM Software Development: RE: SPI bringup

Edit: The boot crash in unrelated and I've resolved that. However, SPI configuration still fails:... Nathan Olson

04/15/2026

09:04 PM Software Development: SPI bringup

Are there any reference examples of software using SPI? I'm attempting to configure the QUP to use SPI on my carrier ... Nathan Olson

04/13/2026

04:19 PM PCB Development: RE: 4V on 3V3-SOM!

Unfortunately this cannot be addressed on the SOM as the SOM will hang if this voltage is dropped lower than 4V.
F... William Evans

04:06 PM PCB Development: RE: 4V on 3V3-SOM!

Thanks Will. The pins are tied directly to a power plane on my prototype boards, so I'll try breaking the connector p... Nathan Olson

01:07 PM PCB Development: RE: 4V on 3V3-SOM!

Hello Nathan,
The PMICs on the SOM support changing the output voltage of this pin. The idea was to have it at 3.3... William Evans

04/11/2026

08:50 PM PCB Development: 4V on 3V3-SOM!

Hello,
Why is 3V3-SOM outputting 4V? Is there a way to change this to 3.3V?
I see that the devkit schematic sho... Nathan Olson