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From 06/14/2013 to 07/13/2013

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

06/25/2013

04:40 PM Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Ok I misunderstood. This might be what your looking for. http://stackoverflow.com/a/180368/780194
-Jonathan
Jonathan Cormier
04:35 PM Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
It seem the git diif shows me the differences between what I originally cloned from Critical Link and my current chan... Anonymous
04:03 PM Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
You could try @git diff@
-Jonathan
Jonathan Cormier
03:57 PM Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Hey Jonathan,
I've simply modified the files with-in the u-boot-mityarm-335x directory. Would there be
any way to...
Anonymous
09:57 AM Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
John,
Depending on how you did your changes you should be able to do a _git pull_ and git will update the repo, me...
Jonathan Cormier
02:59 PM Software Development: RE: AM3359 Sleep / Power Savings
What version of the kernel are you running?
This might be of some interest.
http://processors.wiki.ti.com/index.p...
Jonathan Cormier
01:11 PM Software Development: AM3359 Sleep / Power Savings
Is there a way to enter a low power state in the AM3359?
I've been attempting different variations on the followin...
Brian Compter

06/24/2013

09:28 PM Software Development: RE: booting 3359 from NAND only
I'll add to what Mike said a wee bit.
You can use the mtdparts u-boot command to display (and set) mtdparts in u-boo...
Tim Iskander
07:23 PM Software Development: RE: booting 3359 from NAND only
Hi Keith,
I don't think the NAND is actually physically partitioned. It's more of a "table" as you say.
The Ke...
Michael Williamson
06:32 PM Software Development: RE: booting 3359 from NAND only
Hi Tim,
I have just been looking at flashing from the mmc, however, I have managed to confuse myself even more!
Fr...
Keith Fletcher
06:09 AM Software Development: RE: booting 3359 from NAND only
Hi Tim,
Thanks for the quick reply. When you say keep the EEC mode consistent between the u-boot and the kernel is t...
Keith Fletcher
02:15 PM Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Tim,
We just ran across this exact problem with our newly purchased 3354 module(we had been using the 3359's). ...
Anonymous

06/21/2013

07:45 AM Software Development: RE: booting 3359 from NAND only
Keith
Make sure that the ECC mode is consistent between u-boot (where you are flashing the ubifs) and the kernel. Al...
Tim Iskander
12:31 AM Software Development: RE: booting 3359 from NAND only
The hundreds of "ECC: uncorrectable." messages were due to "nandecc hw 2" line in my environment variables. I discov... Keith Fletcher

06/20/2013

11:42 PM Software Development: booting 3359 from NAND only
Hi,
I have been trying to get my 3359 system up and running from NAND, using a combination of Critical Link and TI i...
Keith Fletcher
 

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