Activity
From 06/20/2013 to 07/19/2013
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
07/18/2013
- 03:48 PM Software Development: RE: NFS configuration
- Great news Leonid! Thanks for the detailed error messages.
-Bob
- 01:32 PM Software Development: RE: NFS configuration
- Bob,
That was the problem. It's booting now.
Thanks everybody,
Leonid - 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?
... - 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... - 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. - 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... - 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. - 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 - 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 ... - 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... - 10:14 AM Software Development: RE: 3352 Module can't boot. Unknown memory type.
- Thanks Tim,
I'll give it a try.
John C. - 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 ... - Hi,
We've been running the 3359 modules for some time and have shifted to the 3352. The error
message is:
---... - 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...
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 - 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... - 09:26 AM Software Development: RE: NFS configuration
- On your host, can you type "sudo exportfs" and list the results?
-Mike
- 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... - 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... - 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. ...
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... - 05:37 PM Software Development: RE: NFS configuration
- Hello Leonid,
In a previous post you had an error running this command:
...
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...
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... - Hi,
We have done a number of EMC frequency scans on our product using the MityArm 3352-GX-X27-RC module. There are... - 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... - 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. - 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 ... - 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 (... - 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... - 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...
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... - 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 ... - 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... - 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...
- 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...
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...
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... - 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
- 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...
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 - I've used your nice guidelines describe here: http://support.criticallink.com/redmine/projects/armc8-platforms/wiki/D...
- 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 ... - 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... - 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.
- 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:)...
- 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 ... - 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... - I am switching from TI Evaluation Board to MityARM-335x Development Kit. I am using Ubuntu 12.04 host machine for dev...
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... - 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....
- 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... - 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... - What's the procedure for creating and writing the Linux UBIFS rootfs to the AM3354 512MB NAND? What ECC is used for t...
06/27/2013
- We are moving our design away from the Vitesse ethernet chip (VSC8601) included on the Am3359 dev board to a Texas In...
- 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!
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 - 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...
- 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 - 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... - 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... - 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... - Is there a way to enter a low power state in the AM3359?
I've been attempting different variations on the followin...
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... - 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... - 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... - 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... - 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). ...
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... - 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...
06/20/2013
- Hi,
I have been trying to get my 3359 system up and running from NAND, using a combination of Critical Link and TI i...
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