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From 03/21/2013 to 04/19/2013

04/19/2013

04:02 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
A quick update...
I have not had a chance to verify this suspicion, but the current u-boot is configured to use a 2K...
Tim Iskander

04/18/2013

01:06 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
I will be looking in to this very soon and will report back.
cheers
/Tim
Tim Iskander
12:18 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DDR3 Factory EEPROM Incorrect
Tim,
Thanks. The system did seem to boot fine from MMC with the MLO/u-boot built from git.
At this point I'm m...
Michael Karasoff
07:24 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DDR3 Factory EEPROM Incorrect
Michael
The DDR3 modules require the newer version of u-boot (and MLO). From the output you have listed above, the f...
Tim Iskander

04/17/2013

11:10 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
I think I am having the same problem as Kim.
I use similar scripts:
mmc rescan; mw.b 0x82000000 0xFF 0x80000; f...
Michael Karasoff
10:25 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DDR3 Factory EEPROM Incorrect
Just rebuilt u-boot.img out of git, and now my system boots fine.
Still curious about what is in the factory EEPRO...
Michael Karasoff
09:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: DDR3 Factory EEPROM Incorrect
We received a batch of AM335x boards with 512MB RAM/NAND that appear to have no factory configuration programmed:
...
Michael Karasoff
06:31 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: USB on the go speed
Hi Mike,
It would be great if I can get a copy of your sample code! It would help tremendously if I can get close to...
Lars Majlof
05:03 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: USB on the go speed
Hi Lars,
We have found that RNDIS has been very slow as well and we have not used the serial gadget, but I would s...
Michael Williamson
04:20 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: USB on the go speed
Hi,
When I configure Linux (3.2.0+) to use the ethernet gadget with RNDIS support, I get poor data transfer speeds. ...
Lars Majlof

04/16/2013

08:36 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
I have programmed both MLO and u-boot with the same results. It appears MLO is not loading & running. Why are the NAN... Kim Weller
05:19 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Hi,
Other than the fact that the selected boot mode will try to use the UART first over the NAND (and you aren't p...
Michael Williamson

04/15/2013

08:54 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: release_2012-03-12.run install failed
Check the "BSP Wiki Page":http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/Board_Support_Package.... Michael Williamson
08:46 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: release_2012-03-12.run install failed
Hello all,
I was failed when i tried to install release_2012-03-12.run,
my OS is Ubuntu 12.04,
it prints in the te...
yilin wang
11:15 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
Mary,
Thanks for the update. I have created a task to enable SATA by default for the next MDK release. It was set...
Jonathan Cormier
09:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
I got it working.
I compared myconfig to the .config file in the MDK_2012-08-10 linux-davinci directory and they w...
Mary Frantz

04/12/2013

03:49 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
... Kim Weller
03:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Thanks.
What are your boot jumper settings?
-Mike
Michael Williamson
03:34 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Here's my programming steps with NAND OOB info.:
U-Boot# nand bad
Device 0 bad blocks:
00780000
U-Boot# mmc...
Kim Weller
03:15 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Could you provide any details on what your FLASH procedure is and what you are seeing when you try to boot?
What b...
Michael Williamson
03:12 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Yes, MLO & u-Boot were rebuilt for DDR3 and ran fine on the 3354 w/ DDR3 booting from SD card.
-Kim
Kim Weller
02:45 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Errr.... any more details than that???
The MLO and u-Boot images must be updated for the 3354 DDR3 configuration. ...
Michael Williamson
02:38 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
Customer states that they are having difficulty flashing MLO and U-Boot into the 3354-GX-X38 module. No issues encou... Omar Rahim

04/11/2013

01:57 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
I don't think you will need to rebuild DSPLINK or CMEM.
You should be able to take the myconfig and copy it to the...
Michael Williamson
01:36 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
What's the best way to do that and change only that one feature?
I generated a config file from my kernel with the...
Mary Frantz
11:54 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
You need SATA_AHCI_PLATFORM set. You will need to rebuild the kernel.
-Mike
Michael Williamson
11:42 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
Here's the result:... Mary Frantz
11:36 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
Mary,
You can print the kernel config file by running:
_zcat /proc/config.gz _
You can then search the outpu...
Jonathan Cormier
11:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
My colleague has another SATA drive and MityDSP board. He reports as follows:
"The drive comes up fine in Windows...
Mary Frantz
10:51 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
Mary,
There should be no reason that the drive isn't detected by Windows XP when using a USB to Sata adapter. Ass...
Jonathan Cormier
09:20 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
I have tried the same SATA drive on a second MityDSP board as well as an older SATA drive. There are no "ata" messag... Mary Frantz
10:57 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
We finally have something that will work, but is not ideal. By using itest we look to see which
of our images is th...
Anonymous

04/10/2013

09:50 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Open Embedded build error
Hi,
I've followed the instructions on http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/Install...
Joel Seidman
03:33 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
John C.,
Looks like md might do what you want.
/* Memory Display
*
* Syntax:
* md{.b, .w, .l} {addr}...
Jonathan Cormier
03:21 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
John C.
Heres a link to the source code for the itest command.
http://support.criticallink.com/gitweb/?p=u-boot-m...
Jonathan Cormier
02:47 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
Tim and Mike,
I found this command that works in testing the contents of memory. Is there any way to get that...
Anonymous
08:40 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
Thanks Tim and Mike,

I think that unless it is an easy port of updating/saving the u-boot environment param...
Anonymous
08:15 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
Not sure if this will do what you really want, but if you load the image from flash (read the max image size into ram... Tim Iskander
07:13 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
Hi John,
u-Boot doesn't really have much for interpretative type scripting. I don't think you can accomplish this...
Michael Williamson

04/09/2013

10:38 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
Hey Jonathan,

The issue is that we are burning our image into flash from our StarterWare c...
Anonymous
04:35 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
I'm unsure how to do what your looking for. All the references I could find have you set the image size in an enviro... Jonathan Cormier
04:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: Assigning params from memory in u-boot
Hi,
Were are in the final stages of booting our StarterWare image from uboot. Currently we have our compressed ...
Anonymous
02:02 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO interrupt in MityOMAP-L138F
Hi Mike,
thanks for fast reply!
The best would be an example using an fpga gpio pin and an omap pin, just to tes...
Michele Canepa

04/08/2013

01:07 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO interrupt in MityOMAP-L138F
Are you trying to use a FPGA GPIO or an OMAP-L138 GPIO?
The DspGpio.h class should provide access to the OMAP-L138...
Michael Williamson
11:36 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: GPIO interrupt in MityOMAP-L138F
Hello all,
I need to hook a HWI to a GPIO pin in a DSP application.
I have some questions:
1- Do your core libra...
Michele Canepa
12:49 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: L138 - DSP Timer interrupt question ...
Mike,
Thanks for information. Always very intressting. I am reading the Day2_AM training document.
Here our cu...
François Tremblay
12:58 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Start Guide : Cannot build helloworld application with eclipse
Hello,
I am using Virtual Box and MityDSP-L138_SDK_2012_06_13.eva image.
When I following Start Guide instruction ...
minh tung

04/07/2013

07:53 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: L138 - DSP Timer interrupt question ...
Check the "Interrupt Handling - Delayed Branch Latency" section of the Day2_AM training presentation located in our "... Michael Williamson

04/04/2013

04:27 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: L138 - DSP Timer interrupt question ...
Mike,
Can you add more details regarding this statement: _The DSP loop optimization can create large interrupt lat...
François Tremblay
03:07 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: No unzip in MityArm uboot?
Thanks Jonathan,
I added #define CONFIG_CMD_UNZIP to the file, rebuilt u-boot and burned it into NAND. So I ...
Anonymous
12:31 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: No unzip in MityArm uboot?
In the file include/configs/mityarm335x.h you need to insert
_#define CONFIG_CMD_UNZIP_
Jonathan Cormier
12:10 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: No unzip in MityArm uboot?
Where is the board header file?
Thanks,
John C.
Anonymous
11:37 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: No unzip in MityArm uboot?
You will probably need to rebuild it and enable the optioncommand by adding a CMD_XXX (CMD_ZIP? would need to check) ... Michael Williamson
10:38 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: No unzip in MityArm uboot?
Hi,
We are running the critical link u-boot version(below) on the MityArm and it appears that there is not a ...
Anonymous
11:43 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F Failure to Boot and Cannot Reset
Also feel free to look through the wiki http://support.criticallink.com/redmine/projects/arm9-platforms/wiki Jonathan Cormier
11:40 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F Failure to Boot and Cannot Reset
The username for the modules should be _root_
Jonathan Cormier

04/03/2013

10:16 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F Failure to Boot and Cannot Reset
Hi,
Thank you so much for supporting.
For (1): At the first time. Now the board are running with null modem cable...
minh tung
07:17 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F Failure to Boot and Cannot Reset
I am assuming these are out of the box Development kits?
For (1) the console UART, please ensure you are using the...
Michael Williamson
08:27 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: Resistors in EMA signal and adress traces?
Mike,
it's the L138-FX-225-RC Module. No FPGA.
I'm concerned about both kinds of traces.
Christian
Christian Rückl
07:33 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: Resistors in EMA signal and adress traces?
Which part number? Specifically, does the module include an FPGA or not?
Which EMA traces are you concerned with,...
Michael Williamson
07:30 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: Resistors in EMA signal and adress traces?
Hi,
can anybody tell me if there are already resistors on the EMA-traces on the L138-Modul integrated? If yes, wha...
Christian Rückl

04/02/2013

10:36 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: MityDSP-L138F Failure to Boot and Cannot Reset
Hello
I am using Industrial I/O board(80-000268RI-2 A) and 2 L138 board (L138-CG-225-RC ,L138-FG-225-RC).I got 2 i...
minh tung

03/28/2013

11:44 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: SATA not recognized
Trying to install an intel 330 series SSD (60 Gb). I have a power brick for it and plugged that in. Connected to th... Mary Frantz

03/26/2013

07:12 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: VBACKUP Current Draw
Mark,
Great catch! This is certainly acceptable, and we'll likely modify either our u-boot code or kernel code to...
Michael Williamson
05:54 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: VBACKUP Current Draw
Mike,
I tested the AM3354 DDR3 module here as well and also saw the ~10uA current draw on VBACKUP.
One other th...
Anonymous
05:25 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: VBACKUP Current Draw
Hi Mark,
For the DDR2 modules, I'm pretty sure you need the -1C revision for the fix. However, the AM3354 DDR3 mo...
Michael Williamson
05:07 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: VBACKUP Current Draw
Hi Mike,
Thanks for the quick response. I believe I have modules covered in the errata. Of the three modules I'v...
Anonymous
04:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: VBACKUP Current Draw
Hi Mark,
We need to confirm what revision of module you have (there was Errata on earlier modules where the VBACKU...
Michael Williamson
03:54 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: VBACKUP Current Draw
I am attempting to replicate the VBACKUP current draw information you supplied in the Hardware Design section of the ... Anonymous
11:48 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI NOR Flash memory map
You are correct, Mike. The flash does have to be erased before writing. Here is a more fleshed out version of my cod... Mary Frantz
11:13 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI NOR Flash memory map
BTW:
It's not entirely clear to me if the write routine above will work properly. I don't know for sure, off-hand...
Michael Williamson
11:11 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI NOR Flash memory map
The SPI partitions are defaulted in the board-mityomapl138.c file in arch/arm/mach-davinci in the spi_flash_partition... Michael Williamson
10:55 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI NOR Flash memory map
Please allow me to chime in with a similar question... I have "reorganized" the upper part of the spi nor flash on my... Fred Weiser

03/22/2013

03:13 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Creating a Read-Only Filesystem
I worked on it some more and ended up with a script with seven patch files that change it to a read-only filesystem. ... Jim Twyman
01:01 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: L138F - FPGA gets incorrect data from UPP
Marek,
The UPP clocks may be sourced by either the FPGA or the OMAP-L138 based on your configuration requirements....
Michael Williamson
11:02 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: L138F - FPGA gets incorrect data from UPP
Hello,
I have problem when trying to read data on UPP by FPGA (sent from OMAP - working with L138F, XC6SLX45, ISE ...
Marek Bartu
 

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