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From 11/23/2021 to 12/22/2021

12/21/2021

12:14 AM Software Development: RE: MitySOM 5CSX SPI device not showing up in /dev
Hello Daniel,
I’m working with Evgeny on this and we’ve tried updating the compatible keyword to *cl,spidev* and w...
Franz Sattler

12/16/2021

04:08 PM FPGA Development: RE: U-boot Error Message
Hi Jose,
I think your U-Boot environment may have become corrupted somehow: the "bad partition specification" erro...
Zachary Miller

12/14/2021

05:21 PM FPGA Development: RE: U-boot Error Message
Hey Daniel,
Thanks for the help.
This is the full log:
> U-Boot SPL 2013.01.01 (Nov 17 2021 - 15:25:35)
> BOARD...
Jose Berlioz
03:17 AM Software Development: RE: MitySOM 5CSX SPI device not showing up in /dev
Hi Evgeny,
Which branch of the kernel are you using? Mainline linux removed the keyword *spidev* from the compatib...
Daniel Vincelette

12/13/2021

11:44 PM Software Development: MitySOM 5CSX SPI device not showing up in /dev
Hello --and hoping that someone can please help me with the following.
I’m trying to get the SPI device to show up i...
Evgeny Galyaev

12/10/2021

08:30 PM FPGA Development: RE: U-boot Error Message
Hi Jose,
I'm going to need a bit more info to help you get further. Can you provide your full console log? Also is...
Daniel Vincelette

12/07/2021

09:27 PM FPGA Development: U-boot Error Message
Hello,
I am new to the HPS system and I was going through the guide for making U-boot and SD card provided after cre...
Jose Berlioz

12/02/2021

09:29 PM PCB Development: RE: Bootup Peculiarities
Hi Lucas,
Sorry for the delay, the cyclone V can handle all the supplies powering up together.
Ah that could d...
Daniel Vincelette
09:15 PM PCB Development: RE: Bootup Peculiarities
On the dev board, R109 is a pullup for BOOTSEL2 from +1.8VIO, but there is also C523 and R503 connected to the bus an... Lucas Uecker

12/01/2021

08:26 PM PCB Development: RE: Bootup Peculiarities
I've had the condition where the board will boot after HPS_POR_N is pulled low, and a condition where the boot doesn'... Lucas Uecker

11/30/2021

07:41 PM PCB Development: RE: Bootup Peculiarities
No lights come up on the module that lights up NCONFIG light.
On the second test module, both lights stay on until...
Lucas Uecker
07:34 PM PCB Development: RE: Bootup Peculiarities
Hi Lucas,
It is sounding like the SOM might of gotten damaged. Does the green LED on the SOM turn on? This is the ...
Daniel Vincelette
02:56 PM PCB Development: RE: Bootup Peculiarities
The Module that turned on our NCONFIG light did not boot on the dev board. I copied our NCONFIG LED from the dev boar... Lucas Uecker
02:48 PM PCB Development: RE: Bootup Peculiarities
Hi Lucas,
Did the SOM that was turning on the NCONFIG light on your baseboard boot fine in our Dev Kit?
What do...
Daniel Vincelette

11/29/2021

11:13 PM PCB Development: RE: Bootup Peculiarities
This is probing the HPS_POR_N: Lucas Uecker
09:13 PM PCB Development: RE: Bootup Peculiarities
Got together the dev kit:
-booted fine (both LEDs on the module came on, then one went off) with the microSD in an...
Lucas Uecker
02:58 PM PCB Development: RE: Bootup Peculiarities
Here are the parts of the board in question and this version does look like a confused mess now that I'm looking at i... Lucas Uecker
02:45 PM PCB Development: RE: Bootup Peculiarities
We've used fancypants Sandisk "Industrial" ones, but also regular Sandisk branded ones. I'll put on the design review... Lucas Uecker

11/25/2021

12:31 PM PCB Development: RE: Bootup Peculiarities
Hi Lucas,
In your boot log, I am seeing several error messages around the SD-MMC card (ext4-fs /dev/mmcblk0p* devi...
Michael Williamson

11/24/2021

08:58 PM PCB Development: RE: Bootup Peculiarities
Correction!
I held down the POR low a little longer and it booted...
U-Boot SPL 2013.01.01 (Sep 14 2021 -...
Lucas Uecker
07:56 PM PCB Development: RE: Bootup Peculiarities
No output from console on the module that has the NCONFIG light come on.
New module doesn't boot up, so no output fr...
Lucas Uecker
05:14 PM PCB Development: RE: Bootup Peculiarities
Hi Lucas,
It looks like you do have the pull ups on CMD and D0. Can you post your console log of the SOM hanging d...
Daniel Vincelette
02:26 PM PCB Development: RE: Bootup Peculiarities
!SDcardRs.PNG! Lucas Uecker
02:25 PM PCB Development: RE: Bootup Peculiarities
Here's the relevant area on my schematic: Lucas Uecker
02:16 PM PCB Development: RE: Bootup Peculiarities
Hi Lucas,
Do you have the pull up resistors on the SD Card interface?
Have you looked at this support page on "...
Michael Williamson
 

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