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From 06/26/2013 to 07/25/2013

07/19/2013

10:44 AM PCB Development: RE: EMC Emissions from MityArm 335X MOdule
Hi Mike,
I am good for now. Thanks for the information.
Regards,
Mike
Michael Schantzen

07/18/2013

03:48 PM Software Development: RE: NFS configuration
Great news Leonid! Thanks for the detailed error messages.
-Bob
Bob Duke
01:32 PM Software Development: RE: NFS configuration
Bob,
That was the problem. It's booting now.
Thanks everybody,
Leonid
Leonid Volpert
12:09 PM Software Development: RE: NFS configuration
Leonid,
One more suggestion: did you untar the sample filesystem as root? Or did you untar it as a normal user?
...
Bob Duke
01:14 PM Software Development: RE: 3352 Module can't boot. Unknown memory type.
Tim,
It does boot with a MLO and uboot built from the repository. Just need to put our
SPI changes back in.
T...
Anonymous
11:37 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
Ok Tim,
I'll pull that in and give it a try.
Thanks,
John C.
Anonymous
11:35 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
John
The error message you see about "Error - Factory Configuration Invalid" is because the u-boot you downloaded is...
Tim Iskander
11:21 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
Tim,
The error is using the latest mlo and uboot from the Critical Link website.
John C.
Anonymous
11:15 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
John
All the 3352 based modules use DDR3, so will all require the new u-boot.
cheers
/Tim
Tim Iskander
11:05 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
Tim,
Just to add some more info. We tried booting from three different 3352 modules and
they all have the same ...
Anonymous
10:25 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
Tim,
As a test I downloaded the MLO and uboot from your web site and got the following when trying to boot the 3...
Anonymous
10:14 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
Thanks Tim,
I'll give it a try.
John C.
Anonymous
10:12 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
John
You should pull the latest from the AM335XPSP_04.06.00.08 branch on our git repo.
Support for the DDR3 memory ...
Tim Iskander
09:27 AM Software Development: 3352 Module can't boot. Unknown memory type.
Hi,
We've been running the 3359 modules for some time and have shifted to the 3352. The error
message is:
---...
Anonymous
07:32 AM PCB Development: RE: EMC Emissions from MityArm 335X MOdule
Hi Mike,
OK, those numbers were for the CPU running at 500 MHz. The speed of the CPU may change based on what pow...
Michael Williamson

07/17/2013

10:47 AM Software Development: RE: NFS configuration
Lenoid,
It might be helpful to put the filesystem on an SD card and make sure it boots from there.
-Jonathan
Jonathan Cormier
10:42 AM Software Development: RE: NFS configuration
Hi All,
I agree, it looks like the original issue is fixed and now problem is happenning after mounting nfs. Proba...
Leonid Volpert
09:26 AM Software Development: RE: NFS configuration
On your host, can you type "sudo exportfs" and list the results?
-Mike
Michael Williamson
08:41 AM Software Development: RE: NFS configuration
Leonid,
It looks like nfs may be mounting. I'd expect an error similar to below if it didn't. Is the filesystem o...
Jonathan Cormier
07:53 AM PCB Development: RE: EMC Emissions from MityArm 335X MOdule
Hi Mike,
Hold on on that last post. We were looking at the numbers and something does not look correct (there sho...
Michael Williamson
07:46 AM PCB Development: RE: EMC Emissions from MityArm 335X MOdule
Hi Mike,
We needed to enable a kernel flag here. Here is a dump of the PLL derived clock tree from our dev kit. ...
Michael Williamson

07/16/2013

06:01 PM Software Development: RE: NFS configuration
Hi Bob,
The current status is
1. After installing nfs-utils-client I can mount NFS directory when I boot from SD...
Leonid Volpert
05:37 PM Software Development: RE: NFS configuration
Hello Leonid,
In a previous post you had an error running this command:
...
Bob Duke

07/15/2013

08:58 AM PCB Development: RE: EMC Emissions from MityArm 335X MOdule
Hi Mike,
I had our lead software engineer try to dump the clock tree per the information you provided but he could...
Michael Schantzen

07/12/2013

05:14 PM PCB Development: RE: EMC Emissions from MityArm 335X MOdule
Hi Mike,
The module has 2 crystals on it, a 24 MHz (connected to ARM) and a 32 KHz (connected to PMIC).
I don't...
Michael Williamson
03:48 PM PCB Development: EMC Emissions from MityArm 335X MOdule
Hi,
We have done a number of EMC frequency scans on our product using the MityArm 3352-GX-X27-RC module. There are...
Michael Schantzen
04:57 PM Software Development: RE: NFS configuration
Hi Mike,
I was able to mount NFS from the card after installing nfs-utils-client using opkg
Not sure what the nex...
Leonid Volpert
01:37 PM Software Development: RE: NFS configuration
Mounting with *-t nfs* option produces the same error message.
Re-saved file in txt format
Leonid.
Leonid Volpert
01:18 PM Software Development: RE: NFS configuration
I can't open your word file. (Word says it is corrupt). Can you upload just a plain text file?
I think you need ...
Michael Williamson
12:37 PM Software Development: RE: NFS configuration
Hello, Mike
Our basic configuration is an isolated network with 5-6 devices connected via Gigabit Network Switch (...
Leonid Volpert
08:18 AM Software Development: RE: NFS configuration
Hello,
I am a little confused. In your posts, you show initial success using 192.168.0.144 as your server. But t...
Michael Williamson
03:28 PM PCB Development: RE: MityArm 335x Minimum Voltage Operation
Mike,
I have made some changes to my design to try to limit the low end of the operating voltage to 3.2VDC but I d...
Michael Schantzen

07/11/2013

04:44 PM Software Development: RE: NFS configuration
Mike,
Adding 'eth0' as a device in ip=... does stop system from searching for DHCP.
But instead it gives a Kerne...
Leonid Volpert
04:06 PM Software Development: RE: NFS configuration
Hmmm....
Can you try specifying "eth0"? It looks like you have a USB network gadget compiled in (or our default ...
Michael Williamson
03:43 PM Software Development: RE: NFS configuration
My first post contains command line and fragment of boot sequence. It does match what I expected.
The full boot se...
Leonid Volpert
03:17 PM Software Development: RE: NFS configuration
When the unit boots, it prints out the command line it thinks it receives early in the boot sequence. Can you verify... Michael Williamson
03:08 PM Software Development: RE: NFS configuration
This is the full list of my u-boot environment variables:
_U-Boot# print__autoload=no
baudrate=115200
bootargs=r...
Leonid Volpert

07/05/2013

01:10 PM Software Development: RE: bad timing of RS485 TXE when using omap-serial driver
Yes, you were right regarding the falling of RS485-TXE line after data ends: in the version 3.2 we have the RS485-TXE... Mihai Cristea

07/04/2013

07:58 AM Software Development: RE: bad timing of RS485 TXE when using omap-serial driver
I think you are missing part of the patch, which was original written against 3.1 of the kernel.
Take a look at t...
Michael Williamson
07:44 AM Software Development: RE: bad timing of RS485 TXE when using omap-serial driver
Do you see this problem on all the UARTS? Or just UART4?
-Mike
Michael Williamson
02:15 AM Software Development: RE: bad timing of RS485 TXE when using omap-serial driver
sure, here it is.
I also put the patched omap-serial.c to check that your patch has been properly applied and the po...
Mihai Cristea

07/03/2013

03:44 PM Software Development: RE: bad timing of RS485 TXE when using omap-serial driver
Hello Mihai,
Would you be willing to share your modified send.c code?
-Mike
Michael Williamson
03:39 PM Software Development: bad timing of RS485 TXE when using omap-serial driver
I've used your nice guidelines describe here: http://support.criticallink.com/redmine/projects/armc8-platforms/wiki/D... Mihai Cristea
03:29 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Tim,
Thanks for testing this. My module PN: *80-000517RC-1B*.
I believe the problem is with the lower MTD NAND ...
Kim Weller
01:34 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Kim,
Due to the long holiday weekend, i'm not sure this will get looked at until atleast Monday.
Also what is t...
Jonathan Cormier
01:32 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
For our 512mb nand, I believe the format command should be @ubiformat /dev/mtd8 -s 1024 -O 4096@ but it doesn't work. Jonathan Cormier
01:31 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Testing on a 256MB nand som, I was able to format mtd8 and mount it. {{collapse(See output:)... Jonathan Cormier
01:17 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Kim,
I tried to do the ubiformat on a 512MB nand som here and I ran into the same problem. It marked the whole nand ...
Jonathan Cormier
09:36 AM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Hi Tim,
Could someone at Critical Link send me the commands used for creating the ubifs image and writing it to th...
Kim Weller
03:03 PM Software Development: NFS configuration
I am switching from TI Evaluation Board to MityARM-335x Development Kit. I am using Ubuntu 12.04 host machine for dev... Leonid Volpert

07/02/2013

08:09 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Kim
I am not super familiar with ubifs, but it seems it can be a bit tricky to master. I know it can be done, as som...
Tim Iskander
07:14 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Here some additional information that maybe helpful. After ubiformat the erase blocks are all marked BAD.... Kim Weller
05:01 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Hi Tim,
I've been following this steps and it looks like the ubi.img is writing to NAND, but I get error 28 (No sp...
Kim Weller
02:53 PM Software Development: RE: Writing UBIFS rootfs to AM3354 with 512MB NAND
Kim
TI has a few pages on this.. check out http://processors.wiki.ti.com/index.php/UBIFS_Support
As long as you pro...
Tim Iskander
02:50 PM Software Development: Writing UBIFS rootfs to AM3354 with 512MB NAND
What's the procedure for creating and writing the Linux UBIFS rootfs to the AM3354 512MB NAND? What ECC is used for t... Kim Weller

06/27/2013

02:15 PM Software Development: Interfacing with TLK110 Ethernet
We are moving our design away from the Vitesse ethernet chip (VSC8601) included on the Am3359 dev board to a Texas In... Brian Compter
02:10 PM Software Development: RE: AM3359 Sleep / Power Savings
We are currently using the 3.1 kernel from the critical link git.
Thanks for the info!
Brian Compter
 

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