Activity
From 05/29/2013 to 06/27/2013
06/27/2013
- We are moving our design away from the Vitesse ethernet chip (VSC8601) included on the Am3359 dev board to a Texas Instruments TLK110.
We know these are used with AM3359 successfully by TI;
http://www.ti.com/tool/tmdxice3359
We ar... - BC 02:10 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: AM3359 Sleep / Power Savings
- We are currently using the 3.1 kernel from the critical link git.
Thanks for the info! - DT 04:56 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03
- Hi Mike & Jonathan,
Really appreciate your help!
The kit could load the kernel now.
-Derek
06/26/2013
- JC 04:48 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03
- Derek,
Where you aware of this wiki page?
http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/Dv_sdk_notes
It may help getting the dv sdk working with our kernel.
-Jonathan - MW 07:26 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03
- Hi Derek,
The kernel that comes with the DVSDK (uImage-da850-omapl138-evm.bin) will not work with the MityDSP-L138 and Industrial I/O board, it is setup to work with the OMAP-L138 EVM kit from TI. You should be able to replace that w... - SH 02:19 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem building IndustrialIO project build_lcd_rev_c
- I found the solution to the problem. I had to remove the Xilinx device that was in the iMPACT window (left over from the original IndustrialIO example project .ipf file, I assume) and the add a new device which is done by selecting the ...
- MW 01:57 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem building IndustrialIO project build_lcd_rev_c
- OK clearly it's not finding the file (according to the log). Looks like you have spaces in your path to the bit file, that may be the problem. You might try to copy the bit file to a local path and see if it can open it up. Also, make...
- SH 01:54 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem building IndustrialIO project build_lcd_rev_c
- That does not seem to work. WHen I double click on "Generate File" I get a big red "Generate Failed" box. The word "bypass" under the XILINX device should change to the file name and it doesn't. I have attached a snapshot of the impact ...
- MW 01:31 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem building IndustrialIO project build_lcd_rev_c
- Not having the tools up in front of me. I think you can put more than one bit file into a configuration PROM (to support chained programming). Once you select the first part, just click cancel for additional parts and move onto the fil...
- SH 01:22 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem building IndustrialIO project build_lcd_rev_c
- I built a simple project based on files for GPIO_Test from Conor O in the post "Xilinx design suite 14.2 and MDK_2012-08-10" in this forum. This project built with no errors. I imported the .ipf file from the build_lcd_rev_c example an...
- GG 09:02 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem building IndustrialIO project build_lcd_rev_c
- Hi Steven,
The issue here is that entity description for the i2c component has changed since the Rev A and B boards. All the code in the "rev_ab : if BOARD_REV = "A" or BOARD_REV = "B" generate" statement is going to be ultimately ig... - MW 07:29 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: Expansion IO mating headers type
- We use "Molex 87759-5050":http://www.mouser.com/ProductDetail/Molex/87759-5050/?qs=%2Fha2pyFadujxwC2WDHBby6OIFIiNwyQwis8wKb55FnE%3D connectors on a couple expansion boards.
-Mike
- CR 04:55 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Data Transfer over DSPLink
- Great!
This works :)
Thanks,
Christian
06/25/2013
- DT 09:30 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03
- Hi Jonathan,
Thank you for your reply:)
I'm using the Industrial IO Development Kit with MityDSP-L138F. No change was made before running setup.sh in DVSDK 4.03.
Is the DVSDK 4.03 suitable to the kit? - JC 10:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03
- Derek,
I'm unclear with what you changed between when it was last working and now.
-Jonathan - DT 12:56 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03
- I have build the kernel with codes in git://support.criticallink.com/home/git/linux-davinci.git
No more output is seen on the console after "booting the kernel"
refer to this article: http://processors.wiki.ti.com/index.php/Kernel_... - JC 04:40 PM MitySOM-335x (ARM Cortex-A8 Based Products) 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
MitySOM-335x (ARM Cortex-A8 Based Products)
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 changes in the directory.
John C. - JC 04:03 PM MitySOM-335x (ARM Cortex-A8 Based Products) 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
MitySOM-335x (ARM Cortex-A8 Based Products)
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 diff the changes made to the repo?
Thanks,
John C.
- JC 09:57 AM MitySOM-335x (ARM Cortex-A8 Based Products) 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, merging with your changes where necessary.
-Jonathan - Following on from a similar question in the forum "Creating FPGA Base-Project - core manager problem" I am trying to build the "build_lcd_rev_c" project. I have used the .vhd files from MDK_2013-05-15/fpga/vhdl and the netlist (.ngc) fi...
- SH 03:48 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: CPU Clock and FPGA clock interaction
- Based on what you have told me about Linux operating points, I won't be fooling with the CPU frequency. I will find a workaround to get the clocks I need on the FPGA...
- MW 02:51 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: CPU Clock and FPGA clock interaction
- Hi Steven,
If you need a specific frequency for your FPGA, I would recommend adding an external Crystal or Oscillator to your design and bringing it into the FPGA via one of the available GCLK pins. From there you can PLL the frequenc... - JC 02:59 PM MitySOM-335x (ARM Cortex-A8 Based Products) 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.php/AM335x_Power_Management_Standby_User%27s_Guide
Our current 3.2 kernel is based off of http://processors.wiki.ti.co... - Is there a way to enter a low power state in the AM3359?
I've been attempting different variations on the following:
echo "mem" > /sys/power/class
...but it does not appear to do anything. The linux configuration seems to have it...
06/24/2013
- DT 10:28 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03
- uboot env:
> U-Boot > printenv
> ...
- Hi all, I have just running setup.sh in DVSDK_4.03, and MityDSP-L138F could not boot the kernel now.
Serial port outputs:
> OMAP-L138/AM-1808/AM-1810 initialization passed!
> ...
It stops here, no more outputs.
Copy uImage from... - TI 09:28 PM MitySOM-335x (ARM Cortex-A8 Based Products) 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-boot [ see http://www.denx.de/wiki/view/DULG/UBootCmdGroupFlash#Section_5.9.3.5. ]
These _should_ line up with the linux v... - MW 07:23 PM MitySOM-335x (ARM Cortex-A8 Based Products) 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 Kernel will use a default partitioning as coded in the arch/arm/mach-davinci/board-mityarm335x.c file. However, you can co... - KF 06:32 PM MitySOM-335x (ARM Cortex-A8 Based Products) 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!
From the linux running on the SD card if I use "mtdinfo -au" it tells me that the file system is in mtd8, not mtd7 (there ... - KF 06:09 AM MitySOM-335x (ARM Cortex-A8 Based Products) 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 this just the EEC mode used when they were written to NAND, or something more sinister such as something in the way they ... - JB 03:10 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Networking requires ifup
- Bingo. Good catch. I didn't look close enough at the comma/space separators.
Thanks for your help!
Joe. - JC 03:05 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Networking requires ifup
- The big difference between your boot and mine is:
I have - JB 02:55 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Networking requires ifup
- The only thing in the boot log that jumps out at me is:
- JC 11:38 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Networking requires ifup
- Joe,
Looking at the networking startup script, all it does is run ifup -a to bring the interfaces up. Could you try running this command instead or "ifup eth0" and see if the command works? Also watch the kernel messages during boot... - Starting a new post for this question.
When the MityDSP (L138F) boots up, I am unable to connect via SSH. I have to login through the serial port and run "ifup eth0" first - then everything works just fine.
Occurs using static (bo... -
02:15 PM
MitySOM-335x (ARM Cortex-A8 Based Products)
Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Tim,
We just ran across this exact problem with our newly purchased 3354 module(we had been using the 3359's).
I had followed the original instructions for cloning the repository and building it but then modified portions of
the... - For various reasons I would prefer an FPGA clock of 96 MHz. Am I right in assuming that if I modify the kernel to get a CPU clock of 288 MHz I will get what I want? If so, which file in the kernel do I need to modify to get my desired ...
- VG 10:29 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Helloworld execution error
- commenting out the deletes solved the problem
thanks - JC 08:57 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Helloworld execution error
- Vinod,
If you look at the arm_main.cpp file, the application doesn't wait for you to press q. Its currently setup so that q can be used as an escape if the dsp never sends its response. If you would like it to wait for the user to hi... - hi,
I could successfully compile the arm_main.cpp in eclipse and dsp_main.cpp in ccs. But upon execution the exit of applicaton happened even before i entered q and i am also getting the following error. pls help me out with this
r... - JC 10:21 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Missing Angstrom Packages
- Good to know.
As far as eth0 not coming up some things to look at:
* Make sure that ip=dhcp was passed to kernel on bootargs
* Make sure /etc/init.d/networking is started on startup. Mine is symlinked in /etc/rcS.d. - JB 09:51 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Missing Angstrom Packages
- Thanks Jonathan -
That worked just fine - I started down that path but didn't get the right combination of packages. One of the PAM ipk's triggered about 24 additional package downloads and it installed just fine.
Also got NTP ins... - XW 10:09 AM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: MityDSP Pro development kit boot anormally
- Hi Mike, thanks again for your reply.
I tried to regulate the RECONFIG_CLOCKS() to recover the board but the core hungs on the call.
I tried then to set the EMIF frequency to 100MHz with the code in my original post with
@
C6455_PLL... - MW 08:12 AM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: MityDSP Pro development kit boot anormally
- The problem you are having is that the FPGA logic is using the EMIFA clock with a PLL as the main logic clock within the FPGA fabric on the module.
The FPGA fabric is designed to run using a 100 MHz EMIFA clock. When you change the P... - Hello,
I am using the MityDSP-Pro development kit. Recentlly I find the board behaviors strangely.
I was debugging using the CCStudio 5.3, with some command to change the CPU frequency, all
go well. But as soon as I call any firmwir... - NA 10:05 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World error message
- Thanks for your help
- JC 09:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World error message
- Nick,
I've just updated the wiki page with a new arm_main.cpp and cleaned up some of the instructions. The error messages have been hidden for now by removing the delete statements. We are planning on working towards tracking the AS... - JC 09:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Warning messages when running DSP Hello World
- Nick and François,
I've just updated the wiki page with a new arm_main.cpp and cleaned up some of the instructions. The error messages have been hidden for now by removing the delete statements. We are planning on working towards tr... - XW 07:12 AM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: How to implement the SetOuput function in the tcDspOutputLatch class for DAC application?
- Hi Michael, thanks for your reply.
I am using the MityDSP-PRO Development Kit with the Critical Link provided extention board.
For this board, I dont know which pin to write to select the TLV5610 DAC module.
06/23/2013
- The link to "FPGA Core Creation Guidelines" appears to be broken in the Wiki - can anyone point me to the relevant information?
Hi
Wat are recomended type of male headers mating with the Industrial IO Development Kit expansion IO connectors J700-J702.
Heniek
06/21/2013
- MW 02:49 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: How to implement the SetOuput function in the tcDspOutputLatch class for DAC application?
- The tcDspOutputLatch class is simply an interface class. The tcdspDacTlv5610 class needs to be able to drive the Chip Select pin for the part prior to issuing the SPI clock and data lines via the McBSP. The Chip Select can be any GPIO...
- Hello,
I am using the MDK on MityDSP-Pro, the documentation of the on board TLV5610 DAC module says:
??The tcDspDacTlv5610 class is used to set up and send data to a TI TLV5610 8-channel D-to-A converter. The converter is accessed via ... - JC 11:47 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Missing Angstrom Packages
- I was using the latest MDK filesystem but I suspect it will work the same for your version.
-Jonathan - JC 11:46 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Missing Angstrom Packages
- Joe,
This seems to be a problem with the latests Angstrom repos. I was able to find a forum post related to this. https://groups.google.com/forum/#!topic/beagleboard/bsiWha74mc8
Download the ipk from http://www.angstrom-distributi... - Good Morning -
Has anyone had any luck getting "missing" Angstrom packages installed when using the 2012-08-10 MDK? The two examples I've been looking for are sudo and ntp:
root@mityomapl138:/home/user# opkg install sudo
Unknown ... - TI 07:45 AM MitySOM-335x (ARM Cortex-A8 Based Products) 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. Alternatively, you could flash the ubifs image from linux (boot from mmc and then flash).
You might also want to change y... - KF 12:31 AM MitySOM-335x (ARM Cortex-A8 Based Products) 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 discoverd that "nandecc hw 2" disables the nandecc, but replacing with nandecc hw2 seems to help.
Still no progress with th...
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 info, and I am having a few issues.
I can run u-boot and the kernel (with a few hundred "ECC: uncorrectable." errors) fr... - Built UDP_echo dbugPro configuration.
usinf spectrum digital XDS510 usb emulator.
cannot connect to the emulator for debugging.
How is the emulator configured for this device? where is the ccxml file for this board?
There is a gel file. - JC 03:35 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World error message
- [Edit] Woops I quoted myself instead of edited.
- JC 03:35 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World error message
- Steven,
I just followed the [[DSP_Hello_World]] tutorial and didn't have the same build errors you did. It should be noted though that the example files in the latest MDK were not updated and would exhibit these errors you mentioned.... - MW 11:12 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Data Transfer over DSPLink
- Messages don't have to be strings. You can create message structures (and include headers, for example, that contain message IDs, etc.) and overlay them onto the buffers passed using the APIs....
-Mike
- Hi,
I was able to run the "DSP Hello World" totorial in the wiki but there i can only transfer messages between both cores. Is there a, more or less, easy way to modify your "DSP Hello World" example to transfer other datas? How can I... - CR 10:07 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO Output immediately after power on
- Thanks Mike,
the stronger pull downs should be acceptable in my design.
christian
06/19/2013
- KV 09:16 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: Mitydsp Pro compile and link errors
- How do you set the active configuration to DebugPro?
Krishna - DS 05:22 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: Mitydsp Pro compile and link errors
- Hi Krishna,
Assuming you are trying to build for the MityDSP Pro, did you set the active configuration to DebugPro?
That should take care of the defines and I would assume any other problems.
Dave
- KV 05:00 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: Mitydsp Pro compile and link errors
- CHIP_6711 was removed from the compiler predefined variables. The build produces the same errors.
CHIP_6455 was added to predefined variables. The build produced the same errors.
Attempting to build for MityDSP pro - for TI 6455 DSP ... - SH 06:48 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World error message
- Hi:
I'm getting the same assertions. I re-flashed the kernel and the file system on the board with the latest images from the MDK_2013-05-15 BSP (Kernel version 3.2.0), and the files that I used to build the example also came from th... - MW 01:39 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO Output immediately after power on
- The only way I know of is to use stronger pull downs (1 or 2K I think) externally. You'll burn a bit more power and have to cobb up your board if it's already implemented....
We've been burned by those pull-ups quite often, particula... - CR 12:51 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO Output immediately after power on
- Ohh, OK.
I found a way at Ti's support page how to change the UBL to set the defaultstate of the PUPDSEL-registers:
http://e2e.ti.com/support/dsp/omap_applications_processors/f/42/t/185405.aspx?pi21918=1
but this change will hap... - MW 12:14 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO Output immediately after power on
- Keep in mind that the OMAP-L138 also has built in pull-up and pull-down resistors on just about every pin.
On reset, IIRC, most of the pins have weak pull-ups enabled. Search for the PUPEN register in the TRM and check the state. Un... - CR 12:02 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO Output immediately after power on
- Tim,
thanks for the fast reply!
The following Pins on the L138 (no FPGA-Version)SoM are driven at the beginning of the startup sequence, also when i'm only in the u-boot terminal.
- 14
- 32
- 36
- 44
- 118
- 128
- 134
- 1... - TI 11:34 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO Output immediately after power on
- Christian,
there are 2 possibilities for where pins are being enabled and potentially toggled. A lot of this depends on which pins you are talking about too.
The processor has a pre-defined reset state for every pin, which is listed in... - Hi,
Does anybody know where it comes from, that i get immediately a signal on some pins after the module is powered on???
This happens before the Linux kernel will loaded! Has this something to do with the configuration of u-Boot-Boo...
06/18/2013
- MW 08:50 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: Mitydsp Pro compile and link errors
- Hmm.
We'll look some more tomorrow, but the '--define="CHIP_6711"' option to the compiler should not be set for the MityDSP-PRO / MityDSP-6455 platform. You might try removing that from the configuration. (actually, what is the conf... - Downloaded MityDSP 2.12 and installed.
Using CCSv5.1.0.09.
Imported C:\MityDSP\2.12\software\demo\CCSV5\UDP_echo project.
Downloaded csl_c6455 library.
Added csl_c6455/inc in the compiler include path.
Added csl_c6455/lib in the lin...
06/14/2013
- DS 06:52 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSPHelloWorld won't compile
- I don't see any errors in the console.txt. Maybe eclipse has something cached and is showing errors that aren't current.
You could use the makefile to compile and eliminate eclipse: http://support.criticallink.com/redmine/attachments/d... - SH 06:15 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSPHelloWorld won't compile
- To Dave Stehlik: Most of the errors disappeared when I fixed the error in the Message() functio, but I am still left with the errors mentioned in my last post. The project seems to build without errors, but Eclipse is showing the error...
- SH 06:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSPHelloWorld won't compile
- I'm replying to my own post - I found a problem with the lpMessageOutbound->SendMessage function. When I changed the SendMessage function to match the function in ipc_outbound.h then the project seemed to build - but it still shows erro...
- DS 06:03 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSPHelloWorld won't compile
- Hello Steven,
I am going to assume that you have an error indicating that it can't locate an include file,
say stdio.h.
Did you follow http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/DSP_Hello_World
Any varia... - MW 05:51 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: can't detect USB2.0 device
- Not sure why the 3.2 kernel is causing problems for you. It could be that you need to recompile our 3.2 kernel branch and run a menuconfig and make sure that support for the driver for that ethernet adaptor is enabled. If it's compiled...
- MW 05:47 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World error message
- Sorry for the delay.
I have seen these messages before, but we have several applications that do not exhibit this issue on teardown. I suspect that the example application needs some attention. Are you rebuilding the examples are us... - MW 05:45 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: omap driver & rs485
- The omap driver is modified for the MityARM-3359 (the AM335X SOC chips). This patch actually came from support of our MityDSP-L138 product line (the OMAP-L138 / AM-1808 SOC chips). The L138 product line uses an adaptation of the 8250 d...
- LM 04:35 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Issues programming FPGA using Linux driver
- Thanks for the quick reply!
I am indeed using a BIN file. It is entirely possible that it is not bit-swapped, it was generated months ago. I will regenerate it to make sure it is formatted properly.
Thanks,
Lars - MW 03:57 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Issues programming FPGA using Linux driver
- If you are not using the framework, the state sysfs value will report FAIL (I think it is checking the version of the FPGA base module in our fraemwork).
But.... the DONE LED should turn on.
Is it possible that you are not creating... - I am trying to program the LX45 FPGA on my MityDsp board using the fpga_ctrl.ko driver but don't have much luck.
Everything seems to work using the procedure in the Wiki page.
It seems like I can reset the FPGA, set it into programmin...
06/13/2013
- I am trying to compile the ARM part of DSPHelloWorld in Eclipse. Compile of arm_main is failing for really basic stuff - can't resolve printf, fgets, etc;can't resolve symbol NULL, uint16_t, etc. This must be a simple error, but I am v...
- Hi,
I've some questions about your patch from this link : http://support.criticallink.com/redmine/projects/armc8-platforms/wiki/Driving_RS-485_transceivers
If I understand correctly, to control the gpio, you are modifying the omap ...
06/12/2013
- JM 02:15 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA disk can‘t be linked when booting the linux kernel (Using industrial board)
- Thanks for answering me so quickly, the S/N number of my MITY-AM1808 is: 121470. I will also try some other sata disks to see if this problem can disappear (currently I use Kingston SV200S37A/64G). And I will also try the embest' kernel ...
06/11/2013
- CO 08:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP vs NEON for Floating point
- Sorry, my bad. I see it now. The first time I tried the SDK it didn't work as I didn't install the whole 4GB of stuff. But it works now and gives me a hello_world_dsp executable. I'll figure out dsplink and cmem now (cmem isn't in the MD...
- MW 07:28 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP vs NEON for Floating point
- Hello Conor,
On the DVSDK, the examples in c6run include a "hello world" (ti-dvsdk_omapl138-evm_04_03_00_06/c6run_0_98_03_03/examples/c6runapp/hello_world) and a couple of other examples that should work without modification for the M... - CO 06:26 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP vs NEON for Floating point
- Just in addition - it would kinda cool to have a "Hello world" done using the TI DVDSK as it has the command line DSP build tools and utilities like C6Run. A little example using a few floating point calculations to illustrate the benefi...
- MW 07:37 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA link down
- Just following up, are you still having problems?
-Mike
- MW 06:32 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA disk can‘t be linked when booting the linux kernel (Using industrial board)
- Hello,
Thank you for your post. I have not heard back from yilan wang, and I was assuming that his issue was resolved. Perhaps not? We have had several customers have this issue (trying to use SATA-III) and resolved their issue wit... - When I use industrial board 000268RI-2B and mityARM-1808 to do some development, I'v meet the same problem with "yilin wang", who asked this question 20 days ago. And I followed your advice "See the AM1808 Errata Advisory 2.1.11 for deta...
06/10/2013
- MW 11:12 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Noise on the Can Bus Interface
- Hi Jeremy,
Sorry we didn't respond right away. We were trying to find someone to look at the issue and set something up to test it.
Glad to hear you've worked around your initial problems.
The 2012.05 angstrom build and feeds (... - JY 11:06 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Noise on the Can Bus Interface
- I figured out where the dropped frames were going. It appears the noise is being sufficiently taken care of when the signals are subtracted, although it could potentially cause problems for edge detection since the signal subtraction doe...
06/07/2013
- When (in the DSP Hello World) the arm calls ldDspApp0>StopApp(), I receive an error message (at the bottom of this post)
I have seen several other unresolved issues of the same sort of on this forum. Has there been anything done to addr...
06/06/2013
- NA 04:41 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Warning messages when running DSP Hello World
- I'm getting the same thing
- CO 04:29 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP vs NEON for Floating point
- Digikey is open but managers' pockets are closed most of the time!
My circuit design is in flux still but I'm at the stage where I'll have to interface to the module itself rather than using the Industrial I/O board. Getting others to... - MW 11:39 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP vs NEON for Floating point
- Digikey is open 24 hours a day!
Do you have a lot of interfaces to rework if you retarget your module?
-Mike
- CO 11:28 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP vs NEON for Floating point
- Thank you for that Mike. I'm trying to figure out is it worth the pain of learning the DSP toolsets and dealing with CCS if I could chuck it all in and move to a different platform and just use gcc. But apparently there are math librarie...
- MW 09:47 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP vs NEON for Floating point
- The DSP floating point performance is *very good* compared to the ARM9. It's actually faster (when coded right) than the Cortex A9 because it has multiple ALUs for floating point.
I will try to dig up a trade study we did on this a w... - Dear Critical Link,
Now that you have newer modules in Cortex A8 and Dual A9 versions, I have a question as regards the efficacy of the L138 for certain processing work. The project I am on will take data like absorption spectra and p... - I have measured a significant 500kHz noise burst on the CAN bus pins of the Industrial IO board. the reason for checking this is I am noticing frame drops from the candump frames by comparing the candump output to a logic analyzer. Are y...
06/05/2013
- JY 01:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- Okay, I had wiring problem. candump now dumps the received frames to the console. So we are up and running. thanks for your help.
Jeremy - MW 12:33 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- Can you dump out the exact commands you used?
Thanks. (I am not a CAN expert, but I can try to track down the engineer that did the original testing).
-Mike
- JY 12:27 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- Well, Although the kernel now sees the CAN controller the ifconfig -a reads all zeros for everything even after I apply the IP command and bring up the interface with ifconfig. Let me know if there is anything else I need to do to bring ...
- JY 11:26 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- I applied the patch to the 3.2 kernel and it is now up and running. I will now check the the functionality with the canutils. Thanks for the quick response.
Jeremy - JY 11:00 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- I am dead in the water at the moment. I will try the patch set on the 3.2 kernel and let you know how it goes.
- MW 10:23 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- Hello,
I've pushed a "patch set":http://support.criticallink.com/gitweb/?p=linux-davinci.git;a=commit;h=c008e4e8bbd2e3709da2d4bbfd7f5d772640bebf (really only need the last one) to the mitydsp-linux-v3.2 branch that will get the CAN co... - MW 07:31 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- Hello Mr. Young,
I have reproduced the issue here. There are some patches that never made it to our external git tree that need to be added.
You were right, one of the patches involved the SPI1 pin-mux enables.
I will get the p...
06/04/2013
- JY 01:51 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- The only other thing is I have your rs485 converter card plugged into the expansion port for UART2
- JY 01:44 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- The revision # is 80-000268RI-2B
I downloaded the latest release today and compiled the kernel with out the audio card and mmc stuff. no modification to the baseboard implementation file.
I will redo the kernel with zero changes an... - MW 01:35 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- Can you please send me the revision of the board you are working with (there should be an 80- number somewhere on the board)?
I will try to reproduce the issue. Could be a pinmux thing, but that would mean we have a problem with our ... - JY 01:01 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- It is just the eth0 and lo entries. there is no can0 entry. the probe fails on boot up.
- MW 12:07 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- Can you dump the text of "ifconfig -a"?
-Mike - JY 12:06 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can Interface won't probe
- In case it is important I am using the Am1810 with the industrial IO board. I have tried both Linux branches and they both give the same error. It seems the pinmux isn't right but I am uncertain as to what it should be.
06/03/2013
- I get the following dmesg about the MCP251x not working,
MCP251x didn't enter in conf mode after reset
Is there something I need to do with the pin muxing to get this working?
06/02/2013
- MW 07:11 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: MityArm 335x Minimum Voltage Operation
- Hello Mr. Schantzen,
Very sorry for the delay in response.
We are looking into this spec, because at first glance I believe we may be able to lower it a bit for the module.
However, before we can alter the spec we will need to... - MW 07:03 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: VSC8601/VSC8641 PHY Discontinued
- Hi Michael,
Yes, we have also seen this notification. It doesn't look like there is a drop-in replacement in the same package / footprint available, though we have only started investigating the problem.
Vitesse's product notifica...
05/31/2013
- Vitesse just announced the VSC8601/VSC8641 part will be discontinued. Are there alternative PHYs that can be used?
- I'm using a USB 2.0 ethernet adapter with mityARM-1808.
It works good in 2.6.34.rc1 kernel but bad in 3.2.0.
I do almost same configuration to build the kernel, but the results turn different.
When boot 2.6.34, the kernel could dete...
05/30/2013
- TI 08:50 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Apologies...
I checked the git status before pushing and completely missed the board/cl tree (for some reason I was expecting to see all the files in the dir as untracked, not just the top of the untracked tree).
Anyway... I updated gi... - KW 08:24 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- I encountered an error building branch u-boot-2013.01. Files in board/cl/mityarm335x are missing. Here's the make error:
05/29/2013
- GG 09:20 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Debugging DSP-App when DSPLink is running
- Hi Christian,
See the last section of http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/DSP_Quick_Start for details on how we debug a DSP application that has been loaded by the ARM via DSPLink. I do not have much ... - Hi all,
what is the usual procedure for debugging the DSP-App when using the DSPLink?
Based on the DSPLink example, out from the wiki, I developed an DSP-App where the functions are controlled by the ARM-App.
I know that I can de... - BK 03:40 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: U-Boot ELF loader
- Oops, my silly. That now works, it takes the TI CCS image and moves sections to the correct address and runs :)
Thanks again for your help.
Bruce